1 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4 clearing by a taken branch.
5 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6 effectively after bbro pass.
7 (sync_nand<mode>): Ditto.
8 (sync_old_<fetchop_name><mode>): Ditto.
9 (sync_old_nand<mode>): Ditto.
10 (sync_new_<fetchop_name><mode>): Dito.
11 (sync_new_nand<mode>): Ditto.
12 (sync_compare_and_swap<mode>_1): Ditto.
13 (*sync_compare_and_swap<mode>): Ditto.
14 (sync_lock_test_and_set<mode>_1): Ditto.
15 ("sync_lock_test_and_set<mode>): Ditto.
17 2009-08-25 Douglas B Rupp <rupp@gnat.com>
19 * hwint.h (HOST_LONG_FORMAT): New macro
20 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
22 * system.h (HOST_PTR_PRINTF): Resurrect old macro
23 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
24 (HOST_PTR_PRINTF): Document.
26 2009-08-25 Jan Hubicka <jh@suse.cz>
28 * config/i386/bmmintrin.h: Replace by #error.
31 Michael Meissner <michael.meissner@amd.com>
32 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
33 Tony Linthicum <tony.linthicum@amd.com>
35 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
36 (TARGET_ROUND): New macro for the round/ptest instructions which
37 are shared between SSE4.1 and SSE5.
38 (OPTION_MASK_ISA_ROUND): Ditto.
39 (OPTION_ISA_ROUND): Ditto.
40 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
41 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
43 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
44 (-mfused-madd): New switch to give users control over whether the
45 compiler optimizes to use the multiply/add SSE5 instructions.
47 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
48 (ix86_handle_option): Turn off 3dnow if -msse5.
49 (override_options): Add SSE5 support.
50 (print_operand): %Y prints comparison codes for SSE5 com/pcom
52 (ix86_expand_sse_movcc): Add SSE5 support.
53 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
54 vector type to the next largest size.
55 (ix86_expand_sse5_pack): New function to use pperm to pack a
56 vector type to the next smallest size.
57 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
58 (IX86_BUILTIN_FMADDSD): Ditto.
59 (IX86_BUILTIN_FMADDPS): Ditto.
60 (IX86_BUILTIN_FMADDPD): Ditto.
61 (IX86_BUILTIN_FMSUBSS): Ditto.
62 (IX86_BUILTIN_FMSUBSD): Ditto.
63 (IX86_BUILTIN_FMSUBPS): Ditto.
64 (IX86_BUILTIN_FMSUBPD): Ditto.
65 (IX86_BUILTIN_FNMADDSS): Ditto.
66 (IX86_BUILTIN_FNMADDSD): Ditto.
67 (IX86_BUILTIN_FNMADDPS): Ditto.
68 (IX86_BUILTIN_FNMADDPD): Ditto.
69 (IX86_BUILTIN_FNMSUBSS): Ditto.
70 (IX86_BUILTIN_FNMSUBSD): Ditto.
71 (IX86_BUILTIN_FNMSUBPS): Ditto.
72 (IX86_BUILTIN_FNMSUBPD): Ditto.
73 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
74 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
75 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
76 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
77 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
78 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
79 (IX86_BUILTIN_PPERM): Ditto.
80 (IX86_BUILTIN_PERMPS): Ditto.
81 (IX86_BUILTIN_PERMPD): Ditto.
82 (IX86_BUILTIN_PMACSSWW): Ditto.
83 (IX86_BUILTIN_PMACSWW): Ditto.
84 (IX86_BUILTIN_PMACSSWD): Ditto.
85 (IX86_BUILTIN_PMACSWD): Ditto.
86 (IX86_BUILTIN_PMACSSDD): Ditto.
87 (IX86_BUILTIN_PMACSDD): Ditto.
88 (IX86_BUILTIN_PMACSSDQL): Ditto.
89 (IX86_BUILTIN_PMACSSDQH): Ditto.
90 (IX86_BUILTIN_PMACSDQL): Ditto.
91 (IX86_BUILTIN_PMACSDQH): Ditto.
92 (IX86_BUILTIN_PMADCSSWD): Ditto.
93 (IX86_BUILTIN_PMADCSWD): Ditto.
94 (IX86_BUILTIN_PHADDBW): Ditto.
95 (IX86_BUILTIN_PHADDBD): Ditto.
96 (IX86_BUILTIN_PHADDBQ): Ditto.
97 (IX86_BUILTIN_PHADDWD): Ditto.
98 (IX86_BUILTIN_PHADDWQ): Ditto.
99 (IX86_BUILTIN_PHADDDQ): Ditto.
100 (IX86_BUILTIN_PHADDUBW): Ditto.
101 (IX86_BUILTIN_PHADDUBD): Ditto.
102 (IX86_BUILTIN_PHADDUBQ): Ditto.
103 (IX86_BUILTIN_PHADDUWD): Ditto.
104 (IX86_BUILTIN_PHADDUWQ): Ditto.
105 (IX86_BUILTIN_PHADDUDQ): Ditto.
106 (IX86_BUILTIN_PHSUBBW): Ditto.
107 (IX86_BUILTIN_PHSUBWD): Ditto.
108 (IX86_BUILTIN_PHSUBDQ): Ditto.
109 (IX86_BUILTIN_PROTB): Ditto.
110 (IX86_BUILTIN_PROTW): Ditto.
111 (IX86_BUILTIN_PROTD): Ditto.
112 (IX86_BUILTIN_PROTQ): Ditto.
113 (IX86_BUILTIN_PROTB_IMM): Ditto.
114 (IX86_BUILTIN_PROTW_IMM): Ditto.
115 (IX86_BUILTIN_PROTD_IMM): Ditto.
116 (IX86_BUILTIN_PROTQ_IMM): Ditto.
117 (IX86_BUILTIN_PSHLB): Ditto.
118 (IX86_BUILTIN_PSHLW): Ditto.
119 (IX86_BUILTIN_PSHLD): Ditto.
120 (IX86_BUILTIN_PSHLQ): Ditto.
121 (IX86_BUILTIN_PSHAB): Ditto.
122 (IX86_BUILTIN_PSHAW): Ditto.
123 (IX86_BUILTIN_PSHAD): Ditto.
124 (IX86_BUILTIN_PSHAQ): Ditto.
125 (IX86_BUILTIN_FRCZSS): Ditto.
126 (IX86_BUILTIN_FRCZSD): Ditto.
127 (IX86_BUILTIN_FRCZPS): Ditto.
128 (IX86_BUILTIN_FRCZPD): Ditto.
129 (IX86_BUILTIN_CVTPH2PS): Ditto.
130 (IX86_BUILTIN_CVTPS2PH): Ditto.
131 (IX86_BUILTIN_COMEQSS): Ditto.
132 (IX86_BUILTIN_COMNESS): Ditto.
133 (IX86_BUILTIN_COMLTSS): Ditto.
134 (IX86_BUILTIN_COMLESS): Ditto.
135 (IX86_BUILTIN_COMGTSS): Ditto.
136 (IX86_BUILTIN_COMGESS): Ditto.
137 (IX86_BUILTIN_COMUEQSS): Ditto.
138 (IX86_BUILTIN_COMUNESS): Ditto.
139 (IX86_BUILTIN_COMULTSS): Ditto.
140 (IX86_BUILTIN_COMULESS): Ditto.
141 (IX86_BUILTIN_COMUGTSS): Ditto.
142 (IX86_BUILTIN_COMUGESS): Ditto.
143 (IX86_BUILTIN_COMORDSS): Ditto.
144 (IX86_BUILTIN_COMUNORDSS): Ditto.
145 (IX86_BUILTIN_COMFALSESS): Ditto.
146 (IX86_BUILTIN_COMTRUESS): Ditto.
147 (IX86_BUILTIN_COMEQSD): Ditto.
148 (IX86_BUILTIN_COMNESD): Ditto.
149 (IX86_BUILTIN_COMLTSD): Ditto.
150 (IX86_BUILTIN_COMLESD): Ditto.
151 (IX86_BUILTIN_COMGTSD): Ditto.
152 (IX86_BUILTIN_COMGESD): Ditto.
153 (IX86_BUILTIN_COMUEQSD): Ditto.
154 (IX86_BUILTIN_COMUNESD): Ditto.
155 (IX86_BUILTIN_COMULTSD): Ditto.
156 (IX86_BUILTIN_COMULESD): Ditto.
157 (IX86_BUILTIN_COMUGTSD): Ditto.
158 (IX86_BUILTIN_COMUGESD): Ditto.
159 (IX86_BUILTIN_COMORDSD): Ditto.
160 (IX86_BUILTIN_COMUNORDSD): Ditto.
161 (IX86_BUILTIN_COMFALSESD): Ditto.
162 (IX86_BUILTIN_COMTRUESD): Ditto.
163 (IX86_BUILTIN_COMEQPS): Ditto.
164 (IX86_BUILTIN_COMNEPS): Ditto.
165 (IX86_BUILTIN_COMLTPS): Ditto.
166 (IX86_BUILTIN_COMLEPS): Ditto.
167 (IX86_BUILTIN_COMGTPS): Ditto.
168 (IX86_BUILTIN_COMGEPS): Ditto.
169 (IX86_BUILTIN_COMUEQPS): Ditto.
170 (IX86_BUILTIN_COMUNEPS): Ditto.
171 (IX86_BUILTIN_COMULTPS): Ditto.
172 (IX86_BUILTIN_COMULEPS): Ditto.
173 (IX86_BUILTIN_COMUGTPS): Ditto.
174 (IX86_BUILTIN_COMUGEPS): Ditto.
175 (IX86_BUILTIN_COMORDPS): Ditto.
176 (IX86_BUILTIN_COMUNORDPS): Ditto.
177 (IX86_BUILTIN_COMFALSEPS): Ditto.
178 (IX86_BUILTIN_COMTRUEPS): Ditto.
179 (IX86_BUILTIN_COMEQPD): Ditto.
180 (IX86_BUILTIN_COMNEPD): Ditto.
181 (IX86_BUILTIN_COMLTPD): Ditto.
182 (IX86_BUILTIN_COMLEPD): Ditto.
183 (IX86_BUILTIN_COMGTPD): Ditto.
184 (IX86_BUILTIN_COMGEPD): Ditto.
185 (IX86_BUILTIN_COMUEQPD): Ditto.
186 (IX86_BUILTIN_COMUNEPD): Ditto.
187 (IX86_BUILTIN_COMULTPD): Ditto.
188 (IX86_BUILTIN_COMULEPD): Ditto.
189 (IX86_BUILTIN_COMUGTPD): Ditto.
190 (IX86_BUILTIN_COMUGEPD): Ditto.
191 (IX86_BUILTIN_COMORDPD): Ditto.
192 (IX86_BUILTIN_COMUNORDPD): Ditto.
193 (IX86_BUILTIN_COMFALSEPD): Ditto.
194 (IX86_BUILTIN_COMTRUEPD): Ditto.
195 (IX86_BUILTIN_PCOMEQUB): Ditto.
196 (IX86_BUILTIN_PCOMNEUB): Ditto.
197 (IX86_BUILTIN_PCOMLTUB): Ditto.
198 (IX86_BUILTIN_PCOMLEUB): Ditto.
199 (IX86_BUILTIN_PCOMGTUB): Ditto.
200 (IX86_BUILTIN_PCOMGEUB): Ditto.
201 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
202 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
203 (IX86_BUILTIN_PCOMEQUW): Ditto.
204 (IX86_BUILTIN_PCOMNEUW): Ditto.
205 (IX86_BUILTIN_PCOMLTUW): Ditto.
206 (IX86_BUILTIN_PCOMLEUW): Ditto.
207 (IX86_BUILTIN_PCOMGTUW): Ditto.
208 (IX86_BUILTIN_PCOMGEUW): Ditto.
209 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
210 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
211 (IX86_BUILTIN_PCOMEQUD): Ditto.
212 (IX86_BUILTIN_PCOMNEUD): Ditto.
213 (IX86_BUILTIN_PCOMLTUD): Ditto.
214 (IX86_BUILTIN_PCOMLEUD): Ditto.
215 (IX86_BUILTIN_PCOMGTUD): Ditto.
216 (IX86_BUILTIN_PCOMGEUD): Ditto.
217 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
218 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
219 (IX86_BUILTIN_PCOMEQUQ): Ditto.
220 (IX86_BUILTIN_PCOMNEUQ): Ditto.
221 (IX86_BUILTIN_PCOMLTUQ): Ditto.
222 (IX86_BUILTIN_PCOMLEUQ): Ditto.
223 (IX86_BUILTIN_PCOMGTUQ): Ditto.
224 (IX86_BUILTIN_PCOMGEUQ): Ditto.
225 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
226 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
227 (IX86_BUILTIN_PCOMEQB): Ditto.
228 (IX86_BUILTIN_PCOMNEB): Ditto.
229 (IX86_BUILTIN_PCOMLTB): Ditto.
230 (IX86_BUILTIN_PCOMLEB): Ditto.
231 (IX86_BUILTIN_PCOMGTB): Ditto.
232 (IX86_BUILTIN_PCOMGEB): Ditto.
233 (IX86_BUILTIN_PCOMFALSEB): Ditto.
234 (IX86_BUILTIN_PCOMTRUEB): Ditto.
235 (IX86_BUILTIN_PCOMEQW): Ditto.
236 (IX86_BUILTIN_PCOMNEW): Ditto.
237 (IX86_BUILTIN_PCOMLTW): Ditto.
238 (IX86_BUILTIN_PCOMLEW): Ditto.
239 (IX86_BUILTIN_PCOMGTW): Ditto.
240 (IX86_BUILTIN_PCOMGEW): Ditto.
241 (IX86_BUILTIN_PCOMFALSEW): Ditto.
242 (IX86_BUILTIN_PCOMTRUEW): Ditto.
243 (IX86_BUILTIN_PCOMEQD): Ditto.
244 (IX86_BUILTIN_PCOMNED): Ditto.
245 (IX86_BUILTIN_PCOMLTD): Ditto.
246 (IX86_BUILTIN_PCOMLED): Ditto.
247 (IX86_BUILTIN_PCOMGTD): Ditto.
248 (IX86_BUILTIN_PCOMGED): Ditto.
249 (IX86_BUILTIN_PCOMFALSED): Ditto.
250 (IX86_BUILTIN_PCOMTRUED): Ditto.
251 (IX86_BUILTIN_PCOMEQQ): Ditto.
252 (IX86_BUILTIN_PCOMNEQ): Ditto.
253 (IX86_BUILTIN_PCOMLTQ): Ditto.
254 (IX86_BUILTIN_PCOMLEQ): Ditto.
255 (IX86_BUILTIN_PCOMGTQ): Ditto.
256 (IX86_BUILTIN_PCOMGEQ): Ditto.
257 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
258 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
259 (enum multi_arg_type): New enum for describing the various SSE5
260 intrinsic argument types.
261 (bdesc_multi_arg): New table for SSE5 intrinsics.
262 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
263 (ix86_expand_multi_arg_builtin): New function for creating SSE5
265 (ix86_expand_builtin): Add SSE5 intrinsic support.
266 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
267 operand instructions.
268 (ix86_expand_sse5_multiple_memory): New function to split the
269 second memory reference from SSE5 instructions.
270 (type_has_variadic_args_p): Delete in favor of stdarg_p.
271 (ix86_return_pops_args): Use stdarg_p to determine if the function
272 has variable arguments.
273 (ix86_setup_incoming_varargs): Ditto.
274 (x86_this_parameter): Ditto.
276 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
278 (ix86_expand_sse5_pack): Ditto.
279 (ix86_sse5_valid_op_p): Ditto.
280 (ix86_expand_sse5_multiple_memory): Ditto.
282 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
283 constant for SSE5 support.
284 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
285 (UNSPEC_SSE5_TRUEFALSE): Ditto.
286 (UNSPEC_SSE5_PERMUTE): Ditto.
287 (UNSPEC_SSE5_ASHIFT): Ditto.
288 (UNSPEC_SSE5_LSHIFT): Ditto.
289 (UNSPEC_FRCZ): Ditto.
290 (UNSPEC_CVTPH2PS): Ditto.
291 (UNSPEC_CVTPS2PH): Ditto.
292 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
294 (COM_FALSE_S): Ditto.
295 (COM_FALSE_P): Ditto.
298 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
299 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
301 (memory attribute): Ditto.
302 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
303 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
304 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
305 (floor<mode>2): Ditto.
306 (ceil<mode>2): Ditto.
307 (btrunc<mode>2): Ditto.
308 (nearbyintdf2): Ditto.
309 (nearbyintsf2): Ditto.
310 (sse_setccsf): Disable if SSE5.
311 (sse_setccdf): Ditto.
312 (sse5_setcc<mode>): New support for SSE5 conditional move.
313 (sse5_pcmov_<mode>): Ditto.
315 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
318 (ssemodesuffixf4): New mode attribute for SSE5.
319 (ssemodesuffixf2s): Ditto.
320 (ssemodesuffixf2c): Ditto.
321 (sserotatemax): Ditto.
322 (ssescalarmode): Ditto.
323 (sse_maskcmpv4sf3): Disable if SSE5.
324 (sse_maskcmpv2df3): Ditto.
325 (sse_vmmaskcmpv4sf3): Ditto.
326 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
328 (sse5_vmfmadd<mode>4): Ditto.
329 (sse5_fmsub<mode>4): Ditto.
330 (sse5_vmfmsub<mode>4): Ditto.
331 (sse5_fnmadd<mode>4): Ditto.
332 (sse5_vmfnmadd<mode>4): Ditto.
333 (sse5_fnmsub<mode>4): Ditto.
334 (sse5_vmfnmsub<mode>4): Ditto.
335 (sse5i_fmadd<mode>4): Ditto.
336 (sse5i_fmsub<mode>4): Ditto.
337 (sse5i_fnmadd<mode>4): Ditto.
338 (sse5i_fnmsub<mode>4): Ditto.
339 (sse5i_vmfmadd<mode>4): Ditto.
340 (sse5i_vmfmsub<mode>4): Ditto.
341 (sse5i_vmfnmadd<mode>4): Ditto.
342 (sse5i_vmfnmsub<mode>4): Ditto.
343 (mulv16qi3): Add SSE5 support.
345 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
346 (sse2_mulv4si3): Disable if SSE5.
347 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
348 (sse4_1_roundps): Ditto.
349 (sse4_1_roundsd): Ditto.
350 (sse4_1_roundss): Ditto.
351 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
353 (sse_maskcmpsf3): Ditto.
354 (sse_vmmaskcmpv4sf3): Ditto.
355 (sse2_maskcmpv2df3): Ditto.
356 (sse2_maskcmpdf3): Ditto.
357 (sse2_vmmaskcmpv2df3): Ditto.
358 (sse2_eq<mode>3): Ditto.
359 (sse2_gt<mode>3): Ditto.
360 (sse5_pcmov_<mode>): Add SSE5 support.
361 (vec_unpacku_hi_v16qi): Ditto.
362 (vec_unpacks_hi_v16qi): Ditto.
363 (vec_unpacku_lo_v16qi): Ditto.
364 (vec_unpacks_lo_v16qi): Ditto.
365 (vec_unpacku_hi_v8hi): Ditto.
366 (vec_unpacks_hi_v8hi): Ditto.
367 (vec_unpacku_lo_v8hi): Ditto.
368 (vec_unpacks_lo_v8hi): Ditto.
369 (vec_unpacku_hi_v4si): Ditto.
370 (vec_unpacks_hi_v4si): Ditto.
371 (vec_unpacku_lo_v4si): Ditto.
372 (vec_unpacks_lo_v4si): Ditto.
373 (sse5_pmacsww): New SSE5 intrinsic insn.
374 (sse5_pmacssww): Ditto.
375 (sse5_pmacsdd): Ditto.
376 (sse5_pmacssdd): Ditto.
377 (sse5_pmacssdql): Ditto.
378 (sse5_pmacssdqh): Ditto.
379 (sse5_pmacsdqh): Ditto.
380 (sse5_pmacsswd): Ditto.
381 (sse5_pmacswd): Ditto.
382 (sse5_pmadcsswd): Ditto.
383 (sse5_pmadcswd): Ditto.
384 (sse5_pcmov_<move>): Conditional move support on SSE5.
385 (sse5_phaddbw): New SSE5 intrinsic insn.
386 (sse5_phaddbd): Ditto.
387 (sse5_phaddbq): Ditto.
388 (sse5_phaddwd): Ditto.
389 (sse5_phaddwq): Ditto.
390 (sse5_phadddq): Ditto.
391 (sse5_phaddubw): Ditto.
392 (sse5_phaddubd): Ditto.
393 (sse5_phaddubq): Ditto.
394 (sse5_phadduwd): Ditto.
395 (sse5_phadduwq): Ditto.
396 (sse5_phaddudq): Ditto.
397 (sse5_phsubbw): Ditto.
398 (sse5_phsubwd): Ditto.
399 (sse5_phsubdq): Ditto.
401 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
402 (sse5_pperm_zero_v16qi_v8hi): Ditto.
403 (sse5_pperm_sign_v8hi_v4si): Ditto.
404 (sse5_pperm_zero_v8hi_v4si): Ditto.
405 (sse5_pperm_sign_v4si_v2di): Ditto.
406 (sse5_pperm_sign_v4si_v2di): Ditto.
407 (sse5_pperm_pack_v2di_v4si): Ditto.
408 (sse5_pperm_pack_v4si_v8hi): Ditto.
409 (sse5_pperm_pack_v8hi_v16qi): Ditto.
410 (sse5_perm<mode>): New SSE5 intrinsic insn.
411 (rotl<mode>3): Ditto.
412 (sse5_rotl<mode>3): Ditto.
413 (sse5_ashl<mode>3): Ditto.
414 (sse5_lshl<mode>3): Ditto.
415 (sse5_frcz<mode>2): Ditto.
416 (sse5s_frcz<mode>2): Ditto.
417 (sse5_cvtph2ps): Ditto.
418 (sse5_cvtps2ph): Ditto.
419 (sse5_vmmaskcmp<mode>3): Ditto.
420 (sse5_com_tf<mode>3): Ditto.
421 (sse5_maskcmp<mode>3): Ditto.
422 (sse5_maskcmp_uns<mode>3): Ditto.
423 (sse5_maskcmp_uns2<mode>3): Ditto.
424 (sse5_pcom_tf<mode>3): Ditto.
426 * config/i386/predicates.md (sse5_comparison_float_operator):
427 New predicate to match the comparison operators supported by
428 the SSE5 com instruction.
429 (ix86_comparison_int_operator): New predicate to match just the
430 signed int comparisons.
431 (ix86_comparison_uns_operator): New predicate to match just the
432 unsigned int comparisons.
434 * doc/invoke.texi (-msse5): Add documentation.
435 (-mfused-madd): Ditto.
437 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
439 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
443 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
445 * config/i386/bmmintrin.h: New file, provide common x86 compiler
446 intrinisics for SSE5.
448 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
451 * config/i386/mmintrin-common.h: New file, to contain common
452 instructions between SSE4.1 and SSE5.
454 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
455 FOREACH_FUNCTION_ARGS to iterate over the argument list.
456 (gen_regparm_prefix): Ditto.
458 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
459 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
460 prototype_p to determine if a function is prototyped.
462 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
464 * c-common.c (c_common_reswords) add the alignof keyword,
465 with same RID as __alignof and __alignof__
467 2009-08-25 Anatoly Sokolov <aesok@post.ru>
469 * hooks.h (hook_bool_const_int_const_int_true): Declare.
470 * hooks.c (hook_bool_const_int_const_int_true): New function.
471 * target.h (struct gcc_target): Add can_eliminate field.
472 * target-def.h (TARGET_CAN_ELIMINATE): Define.
473 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
474 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
475 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
476 (elim_table): Revise comment.
477 * system.h (CAN_ELIMINATE): Poison.
478 * defaults.h (CAN_ELIMINATE): Remove.
479 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
481 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
482 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
484 (alpha_vms_can_eliminate): Declare as static, change return type to
486 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
488 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
489 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
490 (arm_can_eliminate): New function.
492 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
493 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
494 (avr_can_eliminate): Declare as static.
495 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
497 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
498 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
499 (bfin_can_eliminate): New function.
501 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
502 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
503 (crx_can_eliminate): New function.
505 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
506 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
507 (fr30_can_eliminate): New function.
509 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
510 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
511 (frv_can_eliminate): New function.
513 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
514 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
515 (h8300_can_eliminate): New function.
517 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
518 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
519 (i386_can_eliminate): Declare as static, change return type to bool.
520 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
522 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
523 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
524 (ia64_can_eliminate): New function.
526 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
527 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
528 (iq2000_can_eliminate): New function.
530 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
531 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
532 (m32r_can_eliminate): New function.
534 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
535 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
536 (m68hc11_can_eliminate): New function.
538 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
539 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
540 (m68k_can_eliminate): New function.
542 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
543 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
544 (mep_can_eliminate): New function.
546 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
547 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
548 (mips_can_eliminate): New function.
550 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
551 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
552 (rs6000_can_eliminate): New function.
554 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
555 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
556 (s390_can_eliminate): Declare as static.
557 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
559 * config/score/score.h (CAN_ELIMINATE): Remove macro.
560 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
561 (score_can_eliminate): New function.
563 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
564 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
565 (sparc_can_eliminate): Declare as static.
566 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
568 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
569 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
570 (xstormy16_can_eliminate): New function.
572 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
573 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
574 (v850_can_eliminate): New function.
576 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
578 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
579 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
580 (*movdfcc_ext[1234]): Disable for IEEE mode.
582 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
584 * gimplify.c (prepare_gimple_addressable): New static function.
585 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
587 (gimplify_addr_expr): Invoke it similarly on the operand instead of
588 manually fiddling with it.
590 2009-08-25 Michael Matz <matz@suse.de>
592 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
593 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
595 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
596 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
597 (do_jump): Split out code for simple binary comparisons into ...
598 (do_jump_1): ... this, taking the individual operands and code.
599 Change callers to helper function above accordingly.
600 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
603 2009-08-25 Michael Matz <matz@suse.de>
605 * expr.h (struct separate_ops, sepops): New type for passing
606 around an exploded simple expression.
607 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
608 Use this structure instead of expression tree.
609 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
610 expression, only its type.
611 (expand_vec_cond_expr): Take type and individual operands instead
613 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
614 expand_vec_shift_expr): Change prototype accordingly.
615 * tree-vect-stmts.c (vectorizable_condition): Change call of
616 expand_vec_cond_expr_p to pass only type.
617 * expr.c (do_store_flags): Change prototype and implementation
618 to take an exploded expression.
619 (expand_expr_real_1): New local ops initialized with details
620 of the full expression. Use it instead of full
621 expression in calls to do_store_flags, expand_vec_cond_expr,
622 expand_widen_pattern_expr and expand_vec_shift_expr.
624 2009-08-25 Michael Matz <matz@suse.de>
626 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
627 treeop2 initialized with first three operands of the full expression.
628 Substitute all TREE_OPERAND (exp, [012]) calls with them.
630 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
632 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
633 (__gthread_objc_condition_allocate): Mark arguments as unused.
634 (__gthread_objc_condition_deallocate): Likewise.
635 (__gthread_objc_condition_wait): Likewise.
636 (__gthread_objc_condition_broadcast): Likewise.
637 (__gthread_objc_condition_signal): Likewise.
638 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
639 (__gthread_objc_thread_id): Likewise.
641 2009-08-25 Janus Weil <janus@gcc.gnu.org>
644 * tree-pretty-print.c (print_call_name): Print the correct call name
645 for procedure pointer components.
647 2009-08-24 Steve Ellcey <sje@cup.hp.com>
649 * config/ia64/ia64.c (ia64_promote_function_mode): Call
650 default_promote_function_mode when not VMS.
652 2009-08-24 Olivier Hainque <hainque@adacore.com>
654 * convert.c (convert_to_integer): Don't assume an input pointer is
655 POINTER_SIZE wide. Fetch from the type instead.
657 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
659 * configure.ac (AC_PREREQ): Bump to 2.64.
661 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
663 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
664 (process_command): Don't search standard_exec_prefix_1 and
665 standard_exec_prefix_2.
667 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
669 * config/arm/arm.c (output_return_instruction): Handle for
672 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
674 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
676 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
678 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
679 (*arm_movdf_vfp): Likewise.
681 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
683 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
684 (vashr<mode>3): Rename from ashr<mode>3.
685 (vlshr<mode>3): Rename from lshr<mode>3.
687 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
690 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
691 (check_format_info_main): Use scalar_identify_flag.
692 (check_format_types): Check for scalar size identity if
693 scalar_identify_flag is set.
694 (printf_length_specs): Extend by new field.
695 (asm_fprintf_length_specs): Likewise.
696 (gcc_diag_length_specs): Likewise.
697 (scanf_length_specs): Likewise.
698 (strfmon_length_specs): Likewise.
699 (gcc_gfc_length_specs): Likewise.
700 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
701 (ms_printf_flag_specs): Likewise.
702 * c-format.h (format_length_info): Add new member scalar_identity_flag.
704 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
707 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
708 (*call_value_pop_1): Ditto.
709 (*sibcall_pop_1): New insn pattern.
710 (*sibcall_value_pop_1): Ditto.
712 2009-08-23 Alan Modra <amodra@bigpond.net.au>
715 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
718 2009-08-23 Alan Modra <amodra@bigpond.net.au>
721 * fwprop.c (try_fwprop_subst): Allow multiple sets.
722 (get_reg_use_in): New function.
723 (forward_propagate_subreg): Propagate through subreg of zero_extend
726 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
728 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
729 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
731 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
733 * configure.ac: Remove --with-datarootdir, --with-docdir,
734 --with-htmldir switches. No need to call AC_SUBST for
735 datarootdir, docdir, htmldir any more.
736 * configure: Regenerate.
737 * doc/install.texi (Configuration): Document --datarootdir,
738 --docdir, --htmldir, --pdfdir; update documentation for
740 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
743 * aclocal.m4: Regenerate.
744 * config.in: Regenerate.
745 * configure: Regenerate.
747 2009-08-21 Douglas B Rupp <rupp@gnat.com>
748 Olivier Hainque <hainque@adacore.com>
750 * config/ia64/ia64.c: Include libfuncs.h.
751 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
752 (ia64_expand_call): Use reg 25 on VMS.
753 (ia64_initialize_trampoline): Fix for VMS ABI.
754 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
755 (ia64_function_arg): Initialize reg 25 on VMS.
756 Fix OpenVMS ABI issues for varargs.
757 For OpenVMS, emit the Argument Information register set in the
758 incoming/sibcall case as well.
759 (ia64_arg_type): New function.
760 (ia64_function_arg_advance): Keep track of cum->words.
761 Fix OpenVMS ABI issues for varargs.
762 (ia64_function_value): On VMS, promote mode of non-aggregate types.
763 (ia64_override_options): Set flag_no_common on VMS.
764 (ia64_init_builtins): Disable FWRITE builtin.
765 (ia64_asm_output_external): Call DO_CRTL_NAMES.
766 (ia64_vms_init_libfuncs): Add decc$ routines.
767 (ia64_vms_valid_pointer_mode): New function.
768 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
769 (ia64_promote_function_mode): New function
770 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
771 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
772 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
773 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
774 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
775 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
776 Suppress trailing '#' if VALUE is numeric.
777 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
778 ia64_promote_function_mode.
779 (TARGET_VALID_POINTER_MODE): Define.
781 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
784 * config/rs6000/rs6000.c (rs6000_override_options): Use
785 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
788 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
789 reporting of vector + decimal/boolean/complex error.
791 2009-08-21 Jakub Jelinek <jakub@redhat.com>
793 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
794 __vector double TYPE_DECL.
796 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
798 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
799 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
800 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
801 to pointer to enum machine_mode. Update all callers as needed.
803 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
805 * config/alpha/alpha.md (exception_receiver): Emit alternative
806 GP load sequence if flag_reorder_blocks_and_partition is set.
807 (*exception_receiver_2): Also enable when
808 flag_reorder_blocks_and_partition is set.
810 2009-08-20 Matt Rice <ratmice@gmail.com>
811 Diego Novillo <dnovillo@google.com>
813 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
816 2009-08-20 Richard Guenther <rguenther@suse.de>
818 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
819 * c-tree.h (c_dup_lang_specific_decl): Remove.
820 (struct lang_decl, struct lang_type): Move definitions ...
821 * c-lang.h: ... here. New file.
822 * c-decl.c: Include c-lang.h.
823 (c_dup_lang_specific_decl): Remove.
824 * c-typeck.c: Include c-lang.h.
825 * Makefile.in (c-decl.o): Add c-lang.h dependency.
826 (c-typeck.o): Likewise.
827 * c-config-lang.in (gtfiles): Add c-lang.h.
828 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
831 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
833 * config/alpha/alpha.c (alpha_end_function): Do not clear
834 crtl->emit structure and free insn locators if cfun->is_thunk is true,
835 this is now handled in generic code.
837 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
839 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
840 (s390_z10_fix_long_loop_prediction): New function.
841 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
842 (s390_reorg): Walk over the INSNs and invoke
843 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
845 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
847 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
848 "*brx_64bit", "*brx_31bit"): New patterns.
849 * config/s390/s390.c ('E'): New output modifier.
851 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
852 Richard Earnshaw <richard.earnshaw@arm.com>
854 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
855 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
857 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
859 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
861 * pa.c (emit_move_sequence): Check if address of operand1 is valid
862 for mode mode of operand0 when doing secondary reload for SAR.
864 2009-08-19 Jakub Jelinek <jakub@redhat.com>
867 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
868 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
870 2009-08-19 Jason Merrill <jason@redhat.com>
872 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
873 supported template depth in C++0x.
875 2009-08-19 Jakub Jelinek <jakub@redhat.com>
877 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
878 free_after_compilation.
879 * config/score/score7.c (score7_output_mi_thunk): Likewise.
880 * config/score/score3.c (score3_output_mi_thunk): Likewise.
881 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
882 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
883 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
884 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
885 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
887 2009-08-19 Ian Lance Taylor <iant@google.com>
889 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
890 of (plus (mult (neg B) C) A).
892 2009-08-18 Michael Matz <matz@suse.de>
894 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
895 instead of comparing TYPE_MAIN_VARIANT for equality.
896 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
897 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
898 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
899 * gimplify.c (goa_lhs_expr_p): Ditto and use
900 STRIP_USELESS_TYPE_CONVERSION.
902 2009-08-18 Michael Matz <matz@suse.de>
904 * tree-ssa-structalias.c (create_variable_info_for): Also mark
905 first field in a struct.
906 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
908 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
910 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
911 locators before emit_insn is called. Remove assert that
913 (alpha_end_function): Clear crtl->emit structure and free insn
914 locators if cfun->is_thunk is true.
916 2009-08-18 Jason Merrill <jason@redhat.com>
918 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
920 * configure.ac: Test for it.
921 * configure, config.in: Regenerate.
922 * doc/install.texi: Document --enable-gnu-unique-object.
924 2009-08-18 Richard Guenther <rguenther@suse.de>
927 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
928 pow(x,y*z) only if x is nonnegative.
930 2009-08-18 Jakub Jelinek <jakub@redhat.com>
932 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
936 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
937 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
939 2009-08-17 DJ Delorie <dj@redhat.com>
941 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
942 * config/m32c/prologue.md (epilogue_freit): New.
944 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
945 (bank_switch_p): Likewise.
946 (fast_interrupt_p): Likewise.
947 (interrupt_p): Likewise.
948 (m32c_conditional_register_usage): Round memregs size up.
949 (need_to_save): We only need to save $a0 when we use ENTER.
950 (interrupt_p): Check for fast_interrupt too.
951 (bank_switch_p): New.
952 (fast_interrupt_p): New.
953 (m32c_attribute_table): Add bank_switch and fast_interrupt.
954 (m32c_emit_prolog): Support bank switching and fast interrupts.
955 * doc/extend.texi (Function Attributes): Add bank_switch and
958 2009-08-17 Douglas B Rupp <rupp@gnat.com>
960 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
961 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
963 2009-08-16 Douglas B Rupp <rupp@gnat.com>
965 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
966 (menu): Add IA-64/VMS Options.
967 (IA-64/VMS Options): Likewise.
969 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
972 * config/mips/mips.md (*lwxs): Use :P for pointer values.
974 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
976 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
977 (mips_pop_asm_switch): Likewise.
978 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
980 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
981 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
982 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
983 (mips_print_operand_punctuation): Use them. Check mips_noreorder
984 instead of set_noreorder.
985 (mips_output_function_prologue): Use the new functions.
986 (mips_output_function_epilogue): Likewise.
987 (mips_need_noat_wrapper_p): New function, split out from...
988 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
989 Use mips_push_asm_switch and mips_pop_asm_switch.
990 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
991 and mips_pop_asm_switch.
992 (ASM_OUTPUT_REG_POP): Likewise.
993 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
994 Use mips_pop_asm_switch.
995 (mips_asm_switch): New structure.
996 (set_noreorder, set_nomacro): Replace with...
997 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
998 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
999 instead of set_nomacro.
1000 (fix_truncsfsi2_macro): Likewise.
1001 (cprestore): Likewise.
1002 (hazard): Use mips_noreorder instead of set_noreorder.
1003 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1005 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
1007 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
1008 from prev_active_insn.
1010 2009-08-16 Anatoly Sokolov <aesok@post.ru>
1012 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
1013 * config/avr/avr.c (avr_override_options): Initialize
1014 avr_current_arch variable.
1015 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
1016 __AVR_HAVE_16BIT_SP__ according to the device type.
1017 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
1019 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
1020 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
1022 2009-08-16 Dodji Seketeli <dodji@redhat.com>
1025 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
1026 generating inlined subroutine die only. We shouldn't be
1027 called for anything else.
1028 (gen_block_die): Don't generate inline subroutine debug info for
1031 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1033 * graphite-poly.c (print_pbb): Print PBB index.
1035 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1038 * graphite-interchange.c (ppl_max_for_le): Moved...
1039 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1040 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
1041 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1042 * graphite-ppl.h (ppl_max_for_le): Declared.
1044 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
1046 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
1047 supported on all platforms.
1048 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
1049 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
1050 * c-pragma.c: Likewise.
1051 * target-def.h (TARGET_INITIALIZER): Remove
1052 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
1053 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
1055 2009-08-14 Douglas B Rupp <rupp@gnat.com>
1057 * config/ia64/fde-vms.c: New file.
1058 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
1059 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
1060 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
1061 (uw_frame_state_for): Only register a personality routine if it is
1062 known to be compatible with our expectations.
1063 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
1064 Declare unw_table_entry stack variable and
1065 mod all calls to _Unwind_FindTableEntry to add arg.
1066 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
1067 (_Unwind_FindTableEntry): Add arg to prototype.
1069 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
1071 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
1072 field 'signal_pfs_loc'.
1073 (uw_frame_state_for): Remove duplicate code dealing with leaf
1074 procedures without unwind info.
1075 If in the frame after unwinding through a signal handler, restore
1076 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
1077 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
1078 'pfs_loc' to the AR.PFS location in the signal context; instead
1079 set 'signal_pfs_loc'.
1080 Manually generate the unwind info for the AR.PFS register.
1081 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
1082 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
1083 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
1084 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
1085 instead set 'signal_pfs_loc'.
1086 Remove code preventing the AR.PFS register from being restored
1087 from the signal context.
1089 2009-08-14 Douglas B Rupp <rupp@gnat.com>
1090 Tristan Gingold <gingold@adacore.com>
1092 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
1093 * config/ia64/t-vms: New file.
1094 * config/ia64/vms64.h: New file.
1095 * config/ia64/vms.h: New file.
1096 * config/ia64/vms-crtinit.asm: New file.
1097 * config/ia64/vms_symvec_libgcc_s.opt: New file.
1098 * config/ia64/vms-unwind.h: New file.
1100 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
1102 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
1105 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1108 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
1110 * real.h (do_mpc_arg2): ... here.
1111 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
1114 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
1116 * final.c (add_debug_prefix_map): Don't use GC memory for
1117 old_prefix and new_prefix.
1119 2009-08-14 Richard Guenther <rguenther@suse.de>
1121 * ipa-prop.c (compute_complex_pass_through): If we cannot
1122 compute a non-varying offset for IPA_JF_ANCESTOR punt.
1124 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1126 * c-lex.c (c_lex_with_flags): Increase size of local variable
1127 to avoid memory clobber.
1129 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
1132 * config/i386/i386.c (ix86_fp_comparison_strategy):
1133 Only enable/disable sahf at function granularity.
1135 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
1137 PR rtl-optimization/41064
1138 * reload1.c (reload_as_needed): Don't call extract_insn
1139 for known invalid replacements after calling
1140 validate_replace_rtx_group and verify_changes.
1142 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
1145 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
1146 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
1147 ix86_expand_fp_vcond.
1148 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
1149 Assert that operation is supported by ix86_expand_int_vcond.
1150 (vcondu<SSEMODE124C8:mode>): Ditto.
1152 2009-08-13 DJ Delorie <dj@redhat.com>
1154 * config/i386/djgpp-stdint.h: New.
1155 * config.gcc (djgpp): Use it.
1157 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
1159 * config/sh/sh.c (sh_override_options): When flag_exceptions or
1160 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
1162 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1164 * tree-ssa-loop-prefetch.c
1165 (prune_ref_by_group_reuse): Enhance probabilistic analysis
1166 for long-stride pruning.
1167 (compute_miss_rate): New function to compute the probability
1168 that two memory references access different cache lines.
1170 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
1172 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
1174 2009-08-13 Richard Guenther <rguenther@suse.de>
1177 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
1178 use the constant pointer type.
1179 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
1180 of CV qualifiers on the target pointer type.
1181 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
1182 conversion check before restrict check.
1184 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1187 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
1189 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1191 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
1193 2009-08-12 Richard Guenther <rguenther@suse.de>
1195 PR tree-optimization/41011
1196 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
1197 and reference constructing.
1199 2009-08-12 Xinliang David Li <davidxl@google.com>
1201 PR tree-optimization/41012
1202 * tree-flow.h : New external interface.
1203 * gimple-low.c (check_call_arg): Change to public function.
1204 Remove argument mismatch check in lowering.
1205 * tree-inline.h (tree_can_inline_p): Interface change.
1206 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
1208 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
1209 Call change to tree_can_inline_p function.
1210 (cgraph_decide_inlining_incrementally): Ditto.
1212 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
1214 PR tree-optimization/41031
1215 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
1216 on the partition variable rather than promote_mode on the source
1217 type. Assert that the partition variable's type has the same
1218 mode as the source value's.
1220 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
1222 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
1223 for for_return == 2.
1224 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
1226 * calls.c (expand_call): Fix typo.
1227 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
1229 * stmt.c (expand_value_return): Use promote_function_mode to copy out
1231 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
1232 * config/cris/cris.c (cris_promote_function_mode): Likewise.
1233 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
1234 * config/pa/pa.c (pa_promote_function_mode): Likewise.
1236 2009-08-12 Andrew Haley <aph@redhat.com>
1238 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
1240 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1243 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
1245 2009-08-12 Richard Guenther <rguenther@suse.de>
1247 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
1248 * gimplify.c (gimplify_modify_expr): Do not use
1249 lang_hooks.types_compatible_p.
1250 * tree-ssa.c (useless_type_conversion_p): For aggregates
1251 just return false if the canonical types differ.
1253 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1256 * sese.c (convert_for_phi_arg): New.
1257 (add_guard_exit_phis): Use convert_for_phi_arg.
1259 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1261 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1262 unknown subscript upper bounds.
1264 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1265 Pranav Garg <pranav.garg2107@gmail.com>
1267 * graphite-interchange.c (gather_access_strides): Removed.
1268 (ppl_max_for_le): New.
1269 (build_linearized_memory_access): New.
1270 (memory_stride_in_loop): New.
1271 (pbb_interchange_profitable_p): Reimplemented.
1272 * graphite-ppl.h (ppl_new_id_map): New.
1273 (ppl_interchange): New.
1275 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1277 * graphite-interchange.c (compute_subscript): Removed.
1278 (compute_array_size_cstr): Removed.
1279 (compute_array_size_poly): Removed.
1280 (compute_array_size): Removed.
1281 (gather_access_strides_poly): Removed.
1282 (gather_access_strides): Empty.
1284 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1286 * graphite-dependences.c (dependence_polyhedron_1): Replace
1287 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1288 (graphite_legal_transform_dr): Same.
1289 (graphite_carried_dependence_level_k): Same.
1290 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1291 Initialize PDR_NB_SUBSCRIPTS.
1292 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1294 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1295 (PDR_NB_SUBSCRIPTS): New.
1296 (pdr_nb_subscripts): Removed.
1297 (pdr_dim): Simplified.
1298 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1299 with PDR_NB_SUBSCRIPTS.
1301 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1303 * graphite-interchange.c (compute_array_size): Remove use of
1305 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1306 Do not initialize PDR_DATA_CONTAINER.
1307 (print_pdr): Do not print PDR_DATA_CONTAINER.
1308 * graphite-poly.h (struct poly_dr): Remove data_container field.
1309 (PDR_DATA_CONTAINER): Removed.
1310 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1312 (build_poly_dr): Same.
1314 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1315 Sebastian Pop <sebastian.pop@amd.com>
1317 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1318 copy of the dependence polyhedron. Free the temporary objects.
1319 (graphite_carried_dependence_level_k): Free unused objects before
1322 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1323 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1324 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1325 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1326 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1328 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1330 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1331 Early return without analyzing the data dependences if no
1332 transform has been done. Call restore_scattering if the transform
1334 (graphite-interchange.c): Same.
1335 * graphite-poly.c (print_scattering_function): Test for
1337 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1338 (apply_poly_transforms): Do not gcc_assert that
1339 the transform is legal.
1340 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
1341 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1342 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1343 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1344 * graphite-poly.h (struct poly_scattering): New.
1345 (struct poly_bb): Add original, transformed, and saved fields.
1346 Remove transformed_scattering, original_scattering,
1347 nb_local_variables and nb_scattering_transform fields.
1348 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1349 (poly_scattering_new): New.
1350 (poly_scattering_free): New.
1351 (poly_scattering_copy): New.
1352 (store_scattering_pbb): New.
1353 (store_scattering): New.
1354 (restore_scattering_pbb): New.
1355 (restore_scattering): New.
1356 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1357 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1359 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1361 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1364 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1366 * Makefile.in (graphite.o): Depends on PREDICT_H.
1367 * graphite.c: Include predict.h.
1368 (graphite_finalize): Call tree_estimate_probability.
1369 * predict.c (predict_loops): Do not call scev_initialize and
1371 (tree_estimate_probability_bb): New.
1372 (tree_estimate_probability): Do not initialize loops: move that
1373 code to the driver. Call tree_estimate_probability_bb.
1374 (tree_estimate_probability_driver): New.
1375 (pass_profile): Use tree_estimate_probability_driver.
1376 * predict.h (tree_estimate_probability): Declared.
1378 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1380 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1381 * graphite-dependences.c (graphite_legal_transform): Add time to
1382 TV_GRAPHITE_DATA_DEPS.
1383 (dependency_between_pbbs_p): Same.
1384 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1386 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
1388 PR rtl-optimization/41033
1389 * alias.c (nonoverlapping_component_refs_p): Punt when strict
1390 aliasing is disabled.
1392 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
1394 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
1395 si_mask_operand, and_load_operand, low_bitmask_operand,
1396 and_reg_operand, and_operand): New predicates.
1397 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
1398 * config/mips/mips.c (and_operands_ok): New function.
1399 * config/mips/mips-protos.h (and_operands_ok): Declare it.
1400 * config/mips/mips.md (move_type): Add ext_ins and logical.
1401 (type): Handle them.
1402 (and<mode>3): Use and_reg_operand as the second operand's predicate.
1403 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
1404 shift_shift. Remove commutative constraint modifier.
1405 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
1407 (*clear_upper32_dext): Remove define_insn_and_split.
1408 (*clear_upper32): Turn this define_insn_and_split ...
1409 (splitter for ANDing register with 0xffff_ffff): .. into this.
1411 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
1413 * combine.c (try_widen_shift_mode): Factor out code to check if an
1414 integer constant is a low-order bitmask from here ...
1415 * rtlanal.c (low_bitmask_len): ... to here.
1416 * rtl.h (low_bitmask_len): Declare.
1418 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
1421 * config/alpha/alpha.md (addsi3): Remove expander.
1422 (addsi3): Rename from *addsi3_internal insn pattern.
1423 (subsi3): Remove expander.
1424 (subsi3): Rename from *subsi3_internal insn pattern.
1426 2009-08-11 Douglas B Rupp <rupp@gnat.com>
1428 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
1431 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
1432 Eric Botcazou <botcazou@adacore.com>
1433 Douglas B Rupp <rupp@gnat.com>
1435 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
1436 that records that fit in 64 bits are returned by immediate value,
1437 as required by OpenVMS Calling Standard.
1438 (function_value): Adjust for above modification.
1439 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
1440 virtual_incoming_args_rtx as base object, not next_arg.
1441 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
1443 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1445 * reload.c (find_reloads_subreg_address): Check the original
1446 req_equiv_mem address to detect the case where an address is
1447 not valid in the outer mode.
1449 2009-08-11 Richard Guenther <rguenther@suse.de>
1452 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
1454 2009-08-10 Douglas B Rupp <rupp@gnat.com>
1456 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
1457 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
1459 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
1460 Douglas B Rupp <rupp@gnat.com>
1462 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
1463 PT_STACK when frame_pointer_needed on OpenVMS.
1464 (alpha_pv_save_size, alpha_using_fp): Remove.
1465 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
1466 with proper processing for PT_NULL.
1467 (alpha_vms_initial_elimination_offset): New function. Support for
1468 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
1469 (alpha_sa_size): Force procedure type to PT_STACK when
1470 frame_pointer_needed on OpenVMS.
1471 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
1472 (alpha_using_fp): Likewise.
1473 (alpha_vms_can_eliminate): Add prototype.
1474 (alpha_vms_initial_elimination_offset): Likewise.
1475 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
1476 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
1478 2009-08-10 Eric Botcazou <botcazou@adacore.com>
1479 Douglas B Rupp <rupp@gnat.com>
1481 * config/alpha/alpha.c (common_object_handler): New function.
1482 (vms_attribute_table): Declare a single attribute "common_object".
1483 (vms_output_aligned_decl_common): New global function.
1484 (SECTION_VMS_OVERLAY): Delete.
1485 (SECTION_VMS_GLOBAL): Likewise.
1486 (SECTION_VMS_INITIALIZE): Likewise.
1487 (vms_asm_named_section): Remove support for above flags.
1488 (vms_section_type_flags): Delete.
1489 (TARGET_SECTION_TYPE_FLAGS): Likewise.
1490 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
1491 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
1492 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
1494 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1497 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
1498 (sub_ddmmss): Likewise.
1500 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
1503 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
1506 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1509 * reload1.c (reload_as_needed): Use cancel_changes to completely
1510 undo a failed replacement attempt.
1512 2009-08-10 Richard Guenther <rguenther@suse.de>
1515 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
1516 (useless_type_conversion_p): ... here. Require pointer targets
1519 2009-08-10 Dodji Seketeli <dodji@redhat.com>
1522 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
1523 loose the original type of the statement list.
1525 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1527 * config/alpha/alpha.c: Include libfuncs.h
1528 (avms_asm_output_extern): New function.
1529 (alpha_init_libfuncs): Init some decc libfuncs.
1530 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
1531 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
1532 (DO_CRTL_NAMES): Define.
1534 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
1535 (LONG_TYPE_SIZE): Define.
1536 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
1537 (SUBTARGET_SWITCHES): Define malloc64 switch.
1538 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
1539 (MASK_RETURN_ADDR): Define.
1540 doc/invoke.texi (mmalloc64): Document switch.
1542 2009-08-09 Olivier Hainque <hainque@adacore.com>
1543 Douglas B Rupp <rupp@gnat.com>
1545 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
1546 uses_condition_handler.
1547 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
1548 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
1549 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
1550 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
1551 (code_for_builtin): New insn codes for the new alpha_builtins.
1552 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
1553 (alpha_sa_size): Account for uses_condition_handler.
1554 (alpha_expand_prologue): Likewise.
1555 (alpha_start_function): Likewise.
1556 (alpha_expand_epilogue): Likewise.
1557 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
1558 establish/revert expanders.
1559 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
1560 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
1561 New expander, resorting to the alpha.c associated function.
1562 (builtin_revert_vms_condition_handler): Likewise.
1563 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
1564 __gcc_shell_handler, the static VMS condition handler used as
1565 an indirection wrapper to the current dynamically established
1567 * config/alpha/vms-unwind.h: Complete rewrite.
1568 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
1569 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
1571 2009-08-09 Eric Botcazou <botcazou@adacore.com>
1572 Douglas B Rupp <rupp@gnat.com>
1574 * config/alpha/alpha.c (alpha_links): Add 'target' field.
1575 (alpha_need_linkage): Handle aliases. Return function symbol.
1576 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
1577 Use ultimate alias target for the linkage name.
1578 * config/alpha/alpha.md (movmemdi): Use the symbol returned
1579 by alpha_need_linkage for the function symbol.
1580 (setmemdi): Likewise.
1582 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1584 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
1585 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
1586 (ASM_WEAKEN_LABEL): Define.
1587 (CRT_CALL_STATIC_FUNCTION): Define.
1588 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
1589 (ENDFILE_SPEC): Define.
1590 (INIT_SECTION_ASM_OP): Define.
1591 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
1592 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
1594 (MULTILIB_OSDIRNAMES): Define.
1595 (shlib_version): Define.
1596 (SHLIB_EXT): Define.
1597 (SHLIB_OBJS): Define.
1598 (SHLIB_NAME): Define.
1599 (SHLIB_MULTILIB): Define.
1600 (SHLIB_INSTALL): Define.
1601 (SHLIB_SYMVEC): Define.
1602 (SHLIB_SYMVECX2): Define.
1603 (SHLIB_LINK): Define.
1605 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1607 * config/alpha/alpha.c (alpha_initialize_trampoline):
1608 Initialize VMS trampoline IAW ABI for bounded procedure calls.
1609 (alpha_start_function): Emit transfer address on nested functions
1610 for VMS trampoline call.
1611 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
1612 since no longer used.
1613 * config/alpha/vms-tramp.asm: Remove.
1614 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
1615 since now only data initialized at runtime.
1617 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1619 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
1620 (LINK_GCC_C_SEQUENCE_SPEC): Define.
1621 (MD_EXEC_PREFIX): Remove, no longer used.
1622 (MD_STARTFILE_PREFIX): Likewise.
1623 (INCLUDE_DEFAULTS): Likewise.
1624 * config/alpha/t-vms:
1625 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
1627 2009-08-09 Richard Guenther <rguenther@suse.de>
1629 PR tree-optimization/41016
1630 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
1631 (operand_precision): Remove.
1632 (integral_operand_p): Likewise.
1633 (recognize_single_bit_test): Adjust.
1635 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1637 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
1638 operation overflows. Likewise non-cast unary arithmetic.
1639 If one arm of a conditional expression is always taken,
1640 inhibit evaluation warnings for the other arm. Likewise inhibit
1641 evaluation warnings for the second && or || operand if the first
1642 operand is enough to determine the result.
1643 * c-typeck.c (build_conditional_expr): Apply the same inhibition
1645 (build_binary_op): Prevent duplicate evaluation warnings.
1647 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1649 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
1650 and destination have different modes, Use promote_mode to
1651 determine the signedness of the conversion. Assert that the
1652 promoted source mode matches the destination mode. Don't pass
1653 the destination and destination mode to expand_expr if the source
1654 mode is different. Simplify conversion logic.
1656 2009-08-09 Ira Rosen <irar@il.ibm.com>
1658 PR tree-optimization/41008
1659 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
1660 from condition only in case it's a comparison. Adjust checks.
1662 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
1664 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
1665 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
1666 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
1667 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
1668 (dump_cand): Handle them.
1669 (struct iv_cand): New members COST_STEP and AINC_USE.
1670 (stmt_after_increment): Likewise.
1671 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
1672 callers changed. Use gimple_uid comparison instead of scanning.
1673 (add_candidate_1): When looking for identical candidates, take
1674 AINC_USE into account. Set it for new candidates.
1675 (force_expr_to_var_cost): Cast target_spill_cost to int.
1676 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
1677 All callers changed. Check for availability of autoinc addressing
1678 modes, both in general for a given mode, and in the specific use case.
1679 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
1681 (get_computation_cost): Likewise.
1682 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
1683 add_autoinc_candidates): New static functions.
1684 (add_candidate): Call add_autoinc_candidates for candidates based on
1686 (find_iv_candidates): Call set_autoinc_for_original_candidates.
1687 (determine_use_iv_cost_address): If we have an autoinc candidate at
1688 the matching use, verify autoinc is possible and subtract the cost
1689 of the candidate's step from the cost.
1690 (determine_iv_cost): Record the cost of the increment in the COST_STEP
1691 member of the candidate.
1692 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
1693 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
1695 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1697 * config.build (ia64-hp-*vms*): New target.
1698 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1700 * config.gcc (ia64-hp-*vms*): New target.
1701 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1703 * config.host (ia64-hp-*vms*): New target.
1704 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1707 2009-08-08 Richard Guenther <rguenther@suse.de>
1709 PR tree-optimization/40991
1710 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1712 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1714 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1715 mode check. Do truncations in an integer mode.
1716 (force_to_mode): Handle subregs for all mode types. Only do
1717 arithmetic simplifications on integer modes.
1719 2009-08-07 Richard Guenther <rguenther@suse.de>
1721 PR tree-optimization/40999
1722 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1723 (maybe_fold_reference): Lookup constant initializers.
1724 (fold_gimple_assign): Likewise.
1726 2009-08-07 Richard Guenther <rguenther@suse.de>
1728 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1729 that require structural equality defer to the langhook.
1731 2009-08-07 Martin Jambor <mjambor@suse.cz>
1733 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1735 (struct ipa_pass_through_data): New type.
1736 (struct ipa_ancestor_jf_data): New type.
1737 (union jump_func_value): Removed field formal_id, added fields
1738 pass_through and ancestor.
1739 (struct ipa_param_call_note): Changed type of formal_id to int from
1741 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1742 operations jump functions and ancestor jump functions.
1743 (compute_complex_pass_through): New function.
1744 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1745 reflect changes in the jump function strucutre.
1746 (update_jump_functions_after_inlining): Ignore complex pass-through
1747 and ancestor jump functions.
1748 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1749 polynomial pass-through with operation jump functions.
1751 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1753 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1754 fde->dw_fde_begin as begin label instead of hot/cold label.
1755 Use LLSDAC label instead of LLSDA for second section lsda.
1756 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1757 label instead of LLSDA if it is true.
1758 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1760 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1761 SECTION argument. Use it as index into crtl->eh.call_site_record
1763 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1764 use it to determine how to print table entries instead of using
1765 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1766 label instead of normal begin label as base.
1767 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1768 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1769 ensure no EH range spans between sections and that landing pads
1770 are always in the corresponding section.
1771 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1772 for crtl->eh.call_site_record being an array rather than scalar.
1773 (output_one_function_exception_table): New function, copied
1774 from output_function_exception_table. Adjust
1775 dw2_size_of_call_site_table, dw2_output_call_site_table
1776 callers. For SECOND section use *C suffixed labels.
1777 (output_function_exception_table): Call
1778 output_one_function_exception_table and, when doing hot/cold
1779 partitioning, also another time for the second section.
1780 * opts.c: Include except.h.
1781 (decode_options): Allow -freorder-blocks-and-partition with
1782 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1783 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1784 * function.h (struct rtl_eh): Change call_site_record from
1785 scalar into array of 2 elements.
1787 2009-08-07 Martin Jambor <mjambor@suse.cz>
1789 * ipa-prop.c (count_formal_params_1): New function.
1790 (ipa_get_vector_of_formal_parms): New function.
1791 (get_vector_of_formal_parm_types): New function.
1792 (ipa_modify_formal_parameters): New function.
1793 (ipa_modify_call_arguments): New function.
1794 (index_in_adjustments_multiple_times_p): New function.
1795 (ipa_combine_adjustments): New function.
1796 (ipa_dump_param_adjustments): New function.
1797 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1798 (ipa_get_vector_of_formal_parms): Declare.
1799 (ipa_modify_formal_parameters): Declare.
1800 (ipa_modify_call_arguments): Declare.
1801 (ipa_combine_adjustments): Declare.
1802 (ipa_dump_param_adjustments): Declare.
1803 (build_ref_for_offset): Declare.
1804 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1805 * tree-sra.c: Include ipa-prop.c.
1806 (build_ref_for_offset): Make public.
1808 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1810 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1812 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1814 * gcc/doc/extend.texi (__builtin_extract_return_address)
1815 (__builtin_frob_return_address): Document.
1817 2009-08-06 Paul Brook <paul@codesourcery.com>
1819 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1820 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1821 implementation on ARMv6-M.
1823 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1825 * doc/extend.texi (pcs): Document new attribute for ARM.
1827 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1829 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1832 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1834 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1837 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1839 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1841 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1843 Merge ARM/hard_vfp_branch to trunk.
1845 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1847 * arm.c (libcall_eq): New function.
1848 (libcall_hash): New function.
1849 (add_libcall): New function.
1850 (arm_libcall_uses_aapcs_base): New function.
1851 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1852 libcalls using the base PCS.
1853 (arm_init_cumulative_args): Likewise.
1855 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1857 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1858 Use base ABI for conversion libfuncs between HFmode and SFmode.
1860 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1862 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1863 V4SImode as representatives of all 64-bit and 128-bit vector
1864 types. Allow vector types without vector modes.
1865 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1866 without vector modes like BLKmode.
1867 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1868 BLKmode. Avoid unsupported vector modes or TImode moves for
1870 (aapcs_vfp_allocate_return_reg): Likewise.
1871 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1872 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1874 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1876 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1877 (arm_get_pcs_model): Pass attribute arguments to
1878 arm_pcs_from_attribute.
1879 (arm_init_cumulative_args): Use base AAPCS for conversions from
1880 floating-point types to DImode.
1881 (arm_attribute_table): Add pcs attribute.
1882 (arm_handle_pcs_attribute): New.
1883 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1884 conversions from floating-point types to DImode, also declare them
1885 to use base AAPCS and declare functions they call to use base
1886 AAPCS and their RTABI names.
1888 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1890 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1891 -mfloat-abi=hard not being supported for VFP.
1893 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1895 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1896 SYMBOL_REF to hard_libcall_value.
1898 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1899 Richard Earnshaw <rearnsha@arm.com>
1901 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1902 has been put on the stack, all remaining co-processory arguments for
1903 that co-processor also go on the stack.
1905 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1907 * config/arm/arm.c (arm_return_in_memory): Handle returning
1908 vectors of suitable size in registers also for AAPCS case.
1910 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1912 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1914 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1916 ARM Hard-VFP calling convention
1917 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1918 * target.h (gcc_target): Add libcall_value to table of call hooks.
1919 * targhooks.h (default_libcall_value): Default implementation.
1920 * targhooks.c (default_libcall_value): Likewise.
1921 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1922 * optabs.c (expand_unop): Use it.
1923 * expr.h (hard_libcall_value): Pass the function RTX through.
1924 * calls.c (emit_library_call_value_1): Update call to
1926 * explow.c (hard_libcall_value): Use new target hook.
1927 * testsuite/lib/target-supports.exp
1928 (check_effective_target_arm_hard_vfp_ok): New hook.
1929 (check_effective_target_arm_neon_ok): Improve test for neon
1931 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1932 * config/arm/arm.c: Include cgraph.h
1933 (TARGET_FUNCTION_VALUE): Override default hook.
1934 (arm_pcs_default): New variable.
1935 (arm_override_options): Don't fault hard calling convention with VFP.
1936 Add support for AAPCS variants.
1937 (arm_function_value): Make static. Handle AAPCS variants.
1938 (arm_libcall_value): New function.
1939 (arm_apply_result_size): Handle VFP registers in results.
1940 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1942 (pcs_attribute_args): New variable.
1943 (arm_pcs_from_attribute): New function.
1944 (arm_get_pcs_model): New function.
1945 (aapcs_vfp_cum_init): New function.
1946 (aapcs_vfp_sub_candidate): New function.
1947 (aapcs_vfp_is_return_candidate): New function.
1948 (aapcs_vfp_is_call_candidate): New function.
1949 (aapcs_vfp_allocate): New function.
1950 (aapcs_vfp_allocate_return_reg): New function.
1951 (aapcs_vfp_advance): New function.
1952 (aapcs_cp_arg_layout): New variable.
1953 (aapcs_select_call_coproc): New function.
1954 (aapcs_select_return_coproc): New function.
1955 (aapcs_allocate_return_reg): New function.
1956 (aapcs_libcall_value): New function.
1957 (aapcs_layout_arg): New function.
1958 (arm_init_cumulative_args): Initialize AAPCS args data.
1959 (arm_function_arg): Handle AAPCS variants using new interface.
1960 (arm_arg_parital_bytes): Likewise.
1961 (arm_function_arg_advance): New function.
1962 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1963 calling conventions.
1964 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1965 * arm.h (NUM_VFP_ARG_REGS): Define.
1966 (LIBCALL_VALUE): Update.
1967 (FUNCTION_VALUE): Delete.
1968 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1969 (arm_pcs): New enum.
1970 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1971 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1972 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1973 * arm-protos.h (arm_function_arg_advance): Add.
1974 (aapcs_libcall_value): Add.
1975 (arm_function_value): Delete.
1977 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1978 H.J. Lu <hongjiu.lu@intel.com>
1981 * config/i386/i386.c (standard_sse_mode_p): Remove.
1982 (standard_sse_constant_p): Return 2 for integer mode
1983 vector_all_ones_operand when SSE2 is enabled.
1984 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1985 (ix86_expand_vector_move): Do not check for negative values from
1986 standard_sse_constant_p.
1988 2009-08-06 Richard Guenther <rguenther@suse.de>
1990 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1991 array type comparisons frontend independent.
1992 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1993 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1994 out array reference lower bound and element size operands.
1995 (ao_ref_init_from_vn_reference): Properly compute the offset
1996 for ARRAY_RANGE_REF.
1997 (vn_reference_fold_indirect): Fill out array reference lower
1998 bound and element size operands.
1999 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
2000 a non gimple valued reference operand which can happen for
2001 array reference lower bound or element size.
2002 (create_component_ref_by_pieces_1): Properly generate the
2003 element size operand for array references.
2005 2009-08-06 Richard Guenther <rguenther@suse.de>
2007 PR tree-optimization/40964
2008 * tree.c (iterative_hash_host_wide_int): Export.
2009 * tree.h (iterative_hash_host_wide_int): Declare.
2010 * tree-ssa-structalias.c (heapvar_map): New struct.
2011 (heapvar_map_eq): New function.
2012 (heapvar_map_hash): Likewise.
2013 (heapvar_lookup): Adjust.
2014 (heapvar_insert): Likewise.
2015 (make_constraint_from_heapvar): Allow multiple heap variables
2016 per decl at different offsets.
2017 (init_alias_heapvars): Adjust.
2019 2009-08-04 David Daney <ddaney@caviumnetworks.com>
2021 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
2022 * mips_output_sync_loop (mips_output_sync_loop): Only emit
2023 trailing sync if TARGET_SYNC_AFTER_SC.
2025 2009-08-05 David Daney <ddaney@caviumnetworks.com>
2027 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
2028 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
2029 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
2030 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
2031 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2032 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2033 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2034 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
2035 test_and_set_12): Rewrite calls to mips_output_sync_loop.
2036 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
2037 the prototype declaration match the definition.
2038 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
2039 instructions explicitly. Add barrier_before and operands
2041 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
2042 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
2043 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
2044 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2045 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
2046 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
2048 2009-08-05 Andrew Pinski <pinskia@gmail.com>
2050 * tree-ssa-alias.c: Fix intervals to use [) syntax.
2052 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
2053 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2056 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
2059 2009-08-05 Jakub Jelinek <jakub@redhat.com>
2061 PR rtl-optimization/40924
2062 * dse.c (canon_address): Before calling cselib_expand_value_rtx
2063 make sure canon_rtx (mem_address) isn't simpler than
2064 canon_rtx (expanded_mem_address).
2066 2009-08-05 Li Feng <nemokingdom@gmail.com>
2068 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
2070 (build_scop_drs): Build alias set for each SCoP.
2072 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
2074 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
2075 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
2076 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
2077 (MIPS_ARCH_FLOAT_SPEC): Likewise.
2078 (BASE_DRIVER_SELF_SPECS): Likewise.
2080 2009-08-04 Andrew Pinski <pinskia@gmail.com>
2082 * tree-ssa-alias.c: Fix some comment typos.
2084 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
2086 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
2087 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
2089 2009-08-03 Janis Johnson <janis187@us.ibm.com>
2092 * simplify-rtx.c (simplify_binary_operation_1): Disable
2093 simplifications for decimal float operations.
2095 2009-08-03 Jakub Jelinek <jakub@redhat.com>
2098 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
2099 operand of INDIRECT_REF.
2101 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
2103 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
2104 constants referencing TLS symbols.
2106 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
2108 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
2109 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
2111 2009-08-03 Richard Guenther <rguenther@suse.de>
2113 * tree.c (make_vector_type): Build a main variant first,
2114 get the canonical one and then build the variant.
2115 * tree-ssa.c (useless_type_conversion_p_1): Handle
2117 (useless_type_conversion_p): Conversions to pointers to
2118 incomplete record types are useless.
2120 2009-08-03 Richard Guenther <rguenther@suse.de>
2122 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
2123 file will be created.
2124 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
2125 * toplev.c (compile_file): Adjust comment.
2127 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
2129 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
2130 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
2131 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2132 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2133 (sh_promote_function_mode): Fix typo.
2135 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
2137 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
2139 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2141 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
2142 declaration arguments.
2144 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
2146 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
2147 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
2148 (ix86_split_ashl): Ditto.
2149 (ix86_expand_vector_init_one_nonzero): Ditto.
2150 (ix86_expand_vector_set): Ditto.
2151 (ix86_expand_reduc_v4sf): Ditto.
2153 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
2155 * explow.c (promote_function_mode): Remove assert.
2156 * config/sh/sh.c (sh_promote_function_mode): Declare.
2158 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2160 * config/pa/pa.c (pa_promote_function_mode): Declare.
2161 Change to static. Fix promote_mode call.
2163 * gthr-dce.h (CONST_CAST2): Define if not defined.
2164 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
2166 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
2168 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
2170 * expr.c (store_constructor): Use promote_decl_mode. Remove
2171 now write-only variable unsignedp.
2172 (expand_expr_real_1): Use promote_decl_mode.
2173 * expr.h (promote_function_mode, promote_decl_mode): New.
2174 (promote_mode): Remove last argument.
2175 * function.c (assign_temp): Drop last argument of promote_mode.
2176 (assign_parm_find_data_types): Use promote_function_mode.
2177 (assign_parm_setup_reg): Likewise.
2178 (expand_function_end): Use promote_function_mode.
2179 * calls.c (initialize_argument_information): Use promote_function_mode.
2180 (precompute_arguments): Use promote_mode instead of checking if
2181 only PROMOTE_FUNCTION_MODE is defined.
2182 (expand_call): When making sibcall decisions, use promote_function_mode.
2183 Below, remove an if for targetm.calls.promote_function_return and
2184 and use promote_function_mode.
2185 (emit_library_call_value_1): Use promote_function_mode, fix bug
2186 where promote_mode was passed FOR_CALL == 0 for a return value in an
2188 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
2189 * explow.c (promote_function_mode, promote_decl_mode): New.
2190 (promote_mode): Keep only the FOR_CALL == 0 case.
2191 * combine.c (setup_incoming_promotion): Remove test of
2192 promote_function_args. Use promote_function_mode.
2193 * stmt.c (expand_value_return): Use promote_decl_mode.
2194 (expand_decl): Use promote_decl_mode.
2196 * expr.c (store_constructor): Use promote_decl_mode. Remove
2197 now write-only variable unsignedp.
2198 (expand_expr_real_1): Use promote_decl_mode.
2199 * expr.h (promote_function_mode, promote_decl_mode): New.
2200 (promote_mode): Remove last argument.
2201 * function.c (assign_temp): Drop last argument of promote_mode.
2202 (assign_parm_find_data_types): Use promote_function_mode.
2203 (assign_parm_setup_reg): Likewise.
2204 (expand_function_end): Use promote_function_mode.
2205 * calls.c (initialize_argument_information): Use promote_function_mode.
2206 (precompute_arguments): Use promote_mode instead of checking if
2207 only PROMOTE_FUNCTION_MODE is defined.
2208 (expand_call): When making sibcall decisions, use promote_function_mode.
2209 Below, remove an if for targetm.calls.promote_function_return and
2210 and use promote_function_mode.
2211 (emit_library_call_value_1): Use promote_function_mode, fix bug
2212 where promote_mode was passed FOR_CALL == 0 for a return value in an
2214 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
2215 * explow.c (promote_function_mode, promote_decl_mode): New.
2216 (promote_mode): Keep only the FOR_CALL == 0 case.
2217 * combine.c (setup_incoming_promotion): Remove test of
2218 promote_function_args. Use promote_function_mode.
2219 * stmt.c (expand_value_return): Use promote_decl_mode.
2220 (expand_decl): Use promote_decl_mode.
2222 * explow.c (promote_function_mode): Just call the target hook.
2223 * targhooks.c (default_promote_function_mode,
2224 default_promote_function_mode_always_promote): New.
2225 * targhooks.h (default_promote_function_mode,
2226 default_promote_function_mode_always_promote): Declare.
2227 * target.h (promote_function_args, promote_function_return): Remove.
2228 (promote_function_mode): New.
2229 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2230 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2231 (TARGET_PROMOTE_FUNCTION_MODE): New.
2232 (TARGET_CALLS): Adjust.
2233 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
2234 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
2236 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
2237 * config/s390/s390.c (s390_promote_function_mode): ... here,
2238 with pointer handling.
2239 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2240 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2242 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
2243 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
2244 with pointer handling.
2245 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2246 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2248 * config/sh/sh-protos.h (sh_promote_function_mode): New.
2249 * config/sh/sh.c (sh_promote_function_mode): New.
2250 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2251 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2253 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
2254 * config/cris/cris.c (cris_promote_function_mode): ... here.
2255 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2256 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2258 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
2259 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
2260 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2261 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2263 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
2264 * config/arm/arm.c (arm_promote_function_mode): ... here, without
2265 complex type handling.
2266 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2267 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2269 * config/pa/pa.c (pa_promote_function_mode): New.
2270 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2271 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2273 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
2274 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2275 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
2276 * config/xtensa/xtensa.c: Likewise.
2277 * config/stormy16/stormy16.c: Likewise.
2278 * config/iq2000/iq2000.c: Likewise.
2279 * config/rs6000/rs6000.c: Likewise.
2280 * config/picochip/picochip.c: Likewise.
2281 * config/arc/arc.c: Likewise.
2282 * config/mcore/mcore.c: Likewise.
2283 * config/score/score.c: Likewise.
2284 * config/mips/mips.c: Likewise.
2285 * config/bfin/bfin.c: Likewise.
2286 * config/ia64/ia64.c: Likewise (disabled though).
2288 * config/frv/frv.h: Remove pointless remark.
2290 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
2291 TARGET_PROMOTE_FUNCTION_ARGS,
2292 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
2293 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
2295 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
2297 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
2298 -floop-parallelize-all.
2299 * toplev.c (process_options): Rename flag_graphite_force_parallel to
2300 flag_loop_parallelize_all.
2301 * tree-ssa-loop.c (gate_graphite_transforms): Same.
2302 * graphite.c (graphite_transform_loops): Same.
2304 * graphite-poly.c (apply_poly_transforms): Same.
2306 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
2308 PR tree-optimization/40914
2309 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
2310 if set, then check the delta field of the PMF record.
2311 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
2312 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
2313 call is stored in the delta.
2315 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
2317 * config/mips/mips.md (*clear_upper32_dext): New pattern.
2319 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
2321 * config/i386/bsd.h (ASM_BYTE): New define.
2322 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
2323 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
2324 .byte. Use fputs or putc instead of fprintf where appropriate.
2325 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
2326 fputs or putc instead of fprintf where appropriate.
2327 * config/i386/i386elf.h: Ditto.
2328 * config/i386/sysv4.h: Ditto.
2330 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
2331 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
2332 (*tls_global_dynamic_64): Ditto.
2334 2009-07-31 Christian Bruel <christian.bruel@st.com>
2336 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2338 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2340 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
2341 Remove dead code for MINUS.
2343 2009-07-31 Anthony Green <green@moxielogic.com>
2345 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
2347 (moxie_expand_epilogue): Ditto for epilogue.
2348 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
2350 (moxie_function_arg): Ditto.
2351 (moxie_pass_by_reference): Ditto.
2352 (moxie_arg_partial_bytes): Ditto.
2353 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
2354 (FUNCTION_ARG_ADVANCE) Ditto.
2355 (REG_PARM_STACK_SPACE) Ditto.
2356 (FUNCTION_ARG_REGNO_P) Dito.
2358 * config.gcc: Add moxie linux config support.
2359 * gcc/config/moxie/uclinux.h: New file.
2361 2009-07-31 DJ Delorie <dj@redhat.com>
2363 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
2364 (UNSPECV_SP_SWITCH_E): New.
2365 (sp_switch_1): Change to an unspec.
2366 (sp_switch_2): Change to an unspec. Don't use post-inc when we
2368 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
2369 reference the new stack's address
2371 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2373 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
2374 graphite-clast-to-gimple.o, graphite-dependences.o,
2375 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
2376 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
2377 (graphite-blocking.o,
2378 graphite-clast-to-gimple.o, graphite-dependences.o,
2379 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
2380 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
2381 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
2382 * cfgloop.h (struct loop): Add can_be_parallel field.
2383 * common.opt (fgraphite-identity): Moved up.
2384 (fgraphite-force-parallel): New flag.
2385 * graphite.c: Rewrite.
2386 * graphite.h: Rewrite.
2387 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
2389 * toplev.c (graphite_out_file): New file descriptor.
2390 (graphite_in_file): New.
2391 (process_options): flag_graphite_force_parallel cannot be used without
2393 * tree-ssa-loop.c: Include toplev.h.
2394 (gate_graphite_transforms): Enable flag_graphite for
2395 flag_graphite_force_parallel.
2397 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2399 * ChangeLog.graphite: New.
2400 * graphite-blocking.c: New.
2401 * graphite-clast-to-gimple.c: New.
2402 * graphite-clast-to-gimple.h: New.
2403 * graphite-dependences.c: New.
2404 * graphite-dependences.h: New.
2405 * graphite-interchange.c: New.
2406 * graphite-poly.c: New.
2407 * graphite-poly.h: New.
2408 * graphite-ppl.c: New.
2409 * graphite-ppl.h: New.
2410 * graphite-scop-detection.c: New.
2411 * graphite-scop-detection.h: New.
2412 * graphite-sese-to-poly.c: New.
2413 * graphite-sese-to-poly.h: New.
2417 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2419 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2420 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
2422 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2424 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
2425 (scev_is_linear_expression): Return false if the evolution is not
2426 affine multivariate.
2428 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2430 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2431 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2433 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2435 * tree-data-ref.c (debug_data_references): New.
2436 (debug_data_reference): New.
2437 * tree-data-ref.h (debug_data_references): Declared.
2438 (debug_data_reference): Declared.
2440 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2442 * tree-data-ref.c (stmt_simple_memref_p: Removed.
2443 * tree-data-ref.h (scop_p): Removed.
2444 (struct data_reference): Remove field scop.
2446 (stmt_simple_memref_p): Removed.
2448 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2450 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
2451 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
2454 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2456 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
2458 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2460 * doc/invoke.texi (-fgraphite-identity): Documented.
2462 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2464 * tree-scalar-evolution.c: Fix comment.
2465 (instantiate_scev_1): Return unknow from scev instantiation if the
2466 result is not above instantiate_below.
2468 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2470 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2471 static anymore. Instantiate the symbols that may have been introduced
2473 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2476 2009-07-30 DJ Delorie <dj@redhat.com>
2478 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
2479 .vliw directive to VLIW sections.
2481 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2483 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
2485 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
2486 (AUTOHEADER): New variable.
2487 ($(srcdir)/cstamp-h.in): Use it.
2489 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2490 Pat Haugen <pthaugen@us.ibm.com>
2491 Revital Eres <ERES@il.ibm.com>
2493 * config/rs6000/vector.md (VEC_F): Add VSX support.
2497 (vector_load_<mode>): Ditto.
2498 (vector_store_<mode>): Ditto.
2499 (vector GPR move split): Ditto.
2500 (vec_reload_and_plus_<mptrsize>): Ditto.
2501 (vec_reload_and_reg_<mptrsize>): Ditto.
2502 (add<mode>3): Ditto.
2503 (sub<mode>3): Ditto.
2504 (mul<mode>3): Ditto.
2505 (neg<mode>2): Ditto.
2506 (abs<mode>2): Ditto.
2507 (smin<mode>3): Ditto.
2508 (smax<mode>3): Ditto.
2509 (vector_eq<mode>): Ditto.
2510 (vector_gt<mode>): Ditto.
2511 (vector_ge<mode>): Ditto.
2512 (vector_gtu<mode>): Ditto.
2513 (vector_select_<mode>_uns): Ditto.
2514 (vector_eq_<mode>_p): Ditto.
2515 (vector_gt_<mode>_p): Ditto.
2516 (vector_ge_<mode>_p): Ditto.
2517 (vector_gtu_<mode>_p): Ditto.
2518 (cr6_test_for_zero): Ditto.
2519 (cr6_test_for_zero_reverse): Ditto.
2520 (cr6_test_for_lt): Ditto.
2521 (cr6_test_for_lt_reverse): Ditto.
2522 (xor<mode>3): Ditto.
2523 (ior<mode>3): Ditto.
2524 (and<mode>3): Ditto.
2525 (one_cmpl<mode>2): Ditto.
2526 (nor<mode>2): Ditto.
2527 (andc<mode>2): Ditto.
2528 (float<VEC_int<mode>2): Ditto.
2529 (unsigned_float<VEC_int><mode>2): Ditto.
2530 (fix_trunc<mode><VEC_int>2): Ditto.
2531 (fixuns_trunc<mode><VEC_int>2): Ditto.
2533 (vec_set<mode>): Ditto.
2534 (vec_extract<mode>): Ditto.
2535 (vec_interleave_highv4sf): Ditto.
2536 (vec_interleave_lowv4sf): Ditto.
2537 (vec_realign_load_<mode>): Ditto.
2538 (vec_shl_<mode>): Ditto.
2539 (vec_shr_<mode>): Ditto.
2540 (div<mode>3): New patterns for VSX.
2541 (vec_interleave_highv2df): Ditto.
2542 (vec_interleave_lowv2df): Ditto.
2543 (vec_pack_trunc_v2df): Ditto.
2544 (vec_pack_sfix_trunc_v2df): Ditto.
2545 (vec_pack_ufix_trunc_v2df): Ditto.
2546 (vec_unpacks_hi_v4sf): Ditto.
2547 (vec_unpacks_lo_v4sf): Ditto.
2548 (vec_unpacks_float_hi_v4si): Ditto.
2549 (vec_unpacks_float_lo_v4si): Ditto.
2550 (vec_unpacku_float_hi_v4si): Ditto.
2551 (vec_unpacku_float_lo_v4si): Ditto.
2552 (movmisalign<mode>): Ditto.
2553 (vector_ceil<mode>2): New patterns for vectorizing math library.
2554 (vector_floor<mode>2): Ditto.
2555 (vector_btrunc<mode>2): Ditto.
2556 (vector_copysign<mode>3): Ditto.
2558 * config/rs6000/predicates.md (easy_vector_constant_msb): New
2559 predicate for setting the high bit in each word, used for copysign.
2561 * config/rs6000/ppc-asm.h (f19): Whitespace.
2562 (f32-f63): Define if VSX.
2563 (v0-v31): Define if Altivec.
2564 (vs0-vs63): Define if VSX.
2566 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
2568 * config/rs6000/power7.md: New file, provide tuning parameters for
2571 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
2572 (rs6000_cpu_cpp_builtins): Ditto.
2573 (altivec_overloaded_builtins): Ditto.
2574 (altivec_resolve_overloaded_builtin): Ditto.
2576 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
2577 debug switch to disable vectorizing simple math builtin
2580 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2581 Vectorize simple math builtin functions.
2582 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2583 hook to vectorize math builtins.
2584 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
2585 (rs6000_builtin_conversion): Add VSX/power7 support.
2586 (rs6000_builtin_vec_perm): Ditto.
2587 (vsplits_constant): Add support for loading up a vector constant
2588 with just the high bit set in each part.
2589 (rs6000_expand_vector_init): Add VSX/power7 support.
2590 (rs6000_expand_vector_set): Ditto.
2591 (rs6000_expand_vector_extract): Ditto.
2592 (rs6000_emit_move): Ditto.
2593 (bdesc_3arg): Ditto.
2594 (bdesc_2arg): Ditto.
2595 (bdesc_1arg): Ditto.
2596 (rs6000_expand_ternop_builtin): Ditto.
2597 (altivec_expand_builtin): Ditto.
2598 (rs6000_expand_unop_builtin): Ditto.
2599 (rs6000_init_builtins): Ditto.
2600 (altivec_init_builtins): Ditto.
2601 (builtin_function_type): Ditto.
2602 (rs6000_common_init_builtins): Ditto.
2603 (rs6000_handle_altivec_attribute); Ditto.
2604 (rs6000_mangle_type): Ditto.
2605 (rs6000_vector_mode_supported_p): Ditto.
2606 (rs6000_mode_dependent_address): Altivec addresses with AND -16
2609 * config/rs6000/vsx.md: New file for VSX support.
2611 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
2612 identifing values with just the most significant bit set.
2613 (enum rs6000_builtins): Add builtins for VSX. Add simple math
2614 vectorized builtins.
2616 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
2617 (UNSPEC_VRFIM): Delete.
2618 (splitter for loading up vector with most significant bit): New
2619 splitter for vectorizing copysign.
2620 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
2621 vectorizing simple math functions.
2622 (altivec_vrfip): Add support for vectorizing simple math functions.
2623 (altivec_vrfim): Ditto.
2624 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
2626 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
2627 (power7.md, vsx.md): Include for power7 support.
2628 (copysigndf3): Use VSX instructions if -mvsx.
2629 (negdf2_fpr): Ditto.
2630 (absdf2_fpr): Ditto.
2631 (nabsdf2_fpr): Ditto.
2632 (adddf3_fpr): Ditto.
2633 (subdf3_fpr): Ditto.
2634 (muldf3_fpr): Ditto.
2635 (divdf3_fpr): Ditto.
2636 (fix_truncdfdi2_fpr): Ditto.
2637 (cmpdf_internal1): Ditto.
2638 (fred, fred_fpr): Convert into expander/insn to add VSX support.
2639 (btruncdf2, btruncdf2_fpr): Ditto.
2640 (ceildf2, ceildf2_fpr): Ditto.
2641 (floordf2, floordf2_fpr): Ditto.
2642 (floatdidf2, floatdidf2_fpr): Ditto.
2643 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
2644 (fmsubdf4_fpr): Ditto.
2645 (fnmadddf4_fpr_1): Ditto.
2646 (fnmadddf4_fpr_2): Ditto.
2647 (fnmsubdf4_fpr_1): Ditto.
2648 (fnmsubdf4_fpr_2): Ditto.
2649 (fixuns_truncdfdi2): Add expander for VSX support.
2650 (fix_truncdfdi2): Ditto.
2651 (fix_truncdfsi2): Ditto.
2653 (btruncsf2): Whitespace.
2654 (movdf_hardfloat32): Add support for VSX registers.
2655 (movdf_softfloat32): Ditto.
2656 (movdf_hardfloat64): Ditto.
2657 (movdf_hardfloat64_mfpgpr): Ditto.
2658 (movdf_softfloat64): Ditto.
2659 (movti splitters): Add check for vector registers supporting
2660 TImode in the future.
2661 (bpermd): Add power7 bpermd instruction.
2663 * config/rs6000/altivec.h (vec_div): Define if VSX.
2667 (vec_nearbyint): Ditto.
2670 (all predicates): Use the generic builtin function, and not the V4SF
2671 specific function so that the predicates will work with VSX's V2DF.
2675 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2676 Document new VSX functions and types.
2678 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
2681 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
2682 "wa", and "j" constraints. Modify "v" to talk about Altivec
2683 instead of just vector.
2685 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
2688 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
2689 location for phi arguments.
2690 (rewrite_update_phi_arguments): Find locations for reaching defs.
2691 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2692 Add location to add_phi_arg calls.
2693 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
2694 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
2695 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
2696 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
2697 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
2698 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
2699 * tree-phinodes.c (make_phi_node): Initialize location.
2700 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
2701 (add_phi_arg): Add location parameter.
2702 (remove_phi_arg_num): Move location when moving phi argument.
2703 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2705 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2706 slpeel_update_phi_nodes_for_guard1,
2707 slpeel_update_phi_nodes_for_guard2,
2708 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2709 vect_loop_versioning): Set locations.
2710 * tree-parloops.c (create_phi_for_local_result,
2711 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2712 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2713 * tree-vect-loop.c (get_initial_def_for_induction,
2714 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2716 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2717 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2718 (gimple_phi_arg_set_location): New. Set locus.
2719 (gimple_phi_arg_has_location): New. Check for locus.
2720 (redirect_edge_var_map_location): New. Return locus from var_map.
2721 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2722 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2723 combining PHI arguments.
2724 (cond_store_replacement): Set location.
2725 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2726 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2727 scop_add_exit_phis_edge): Add locations.
2728 * tree-cfgcleanup.c (remove_forwarder_block,
2729 remove_forwarder_block_with_phi): Add locations.
2730 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2731 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2733 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2734 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2735 flush_pending_stmts): Add source location.
2736 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2737 stack to preserve locations.
2738 * tree-vect-stmts.c (vectorizable_load): Add location.
2739 * tree-inline.c (copy_phis_for_bb): Copy locus.
2740 (setup_one_parameter): Add call locus to inlined parameter stmts.
2741 (initialize_inlined_parameters): Pass in call location as parameter
2743 (tree_function_versioning): Pass location to setup_one_parameter.
2744 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2745 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2746 copy and edge lists.
2747 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2748 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2749 locus parameter and override the stmt default if provided.
2750 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2751 elim_graph_add_edge, elim_graph_remove_succ_edge,
2752 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2753 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2754 eliminate_phi): Add locus info in elimination graph for each edge and
2756 (insert_backedge_copies): Copy locus if present.
2757 * tree-flow.h (struct _edge_var_map): Add locus field.
2758 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2759 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2760 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2762 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2764 2009-07-30 Martin Jambor <mjambor@suse.cz>
2766 PR tree-optimization/40570
2767 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2770 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2772 * ssa-loop-manip.c: Include langhooks.h.
2773 (rewrite_phi_with_iv): New.
2774 (rewrite_all_phi_nodes_with_iv): New.
2775 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2776 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2777 * tree-parloops.c (loop_parallel_p): Move out all conditions
2778 except dependency check.
2779 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2780 (gen_parallel_loop): Call canonicalize_loop_ivs without
2781 reduction_list argument.
2782 (build_new_reduction): New.
2783 (gather_scalar_reductions): New.
2784 (try_get_loop_niter): New.
2785 (try_create_reduction_list): New.
2786 (parallleize_loops): Change the parallel conditions check.
2787 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2788 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2790 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2792 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2794 * doc/options.texi (Option properties): Mention new quoting syntax.
2796 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2798 * config/alpha/alpha.c (alpha_start_function):
2799 Handle VMS_DEBUG_MAIN_POINTER
2800 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2801 * doc/invoke.texi: Document -mdebug-main switch.
2803 2009-07-29 Richard Henderson <rth@redhat.com>
2805 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2806 (cgraph_create_edge_including_clones): Likewise.
2807 * tree-inline.c (copy_bb): Operate on the correct edges
2808 when updating the callgraph.
2810 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2812 * config/alpha/vms-cc.c: Deleted.
2813 * config/alpha/vms-ld.c: Deleted.
2814 * config/alpha/t-vms64: Moved to config/vms
2815 * config/alpha/vms-crt0-64.c: Moved to config/vms
2816 * config/alpha/vms-crt0.c: Moved to config/vms
2817 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2818 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2819 * config/alpha/xm-vms.h: Moved to config/vms
2820 * config/alpha/x-vms: Moved to config/vms
2821 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2823 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2824 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2826 * config/vms/t-vms64: Moved here from config/alpha
2827 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2828 (argc,argv,envp): Enforce 32bit malloc'ing.
2829 * config/vms/vms-psxcrt0-64.c: Likewise.
2830 * config/vms/vms-crt0.c: Moved here from config/alpha.
2831 * config/vms/vms-psxcrt0.c: Likewise.
2832 * config/vms/vms-crtl-64.h: New file.
2833 * config/vms/vms-crtl.h: New file.
2834 * config/vms/vms.opt: New file.
2835 * config/vms/xm-vms64.h: New file.
2836 * config/vms/xm-vms.h: Moved here from config/alpha.
2837 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2839 * config/vms/x-vms: Moved here from config/alpha.
2840 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2841 (vms-ld.o, vms-cc.o): Removed.
2842 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2844 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2846 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2847 correct stack (obvious VMS fix).
2849 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2851 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2852 date, version info if VMS_DEBUGGING_INFO defined.
2853 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2854 size, date calculating code moved here.
2856 2009-07-29 Paul Brook <paul@codesourcery.com>
2858 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2861 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2864 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2865 to DImode when generating insq_le insn.
2867 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2869 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2870 New macro set for VMS_DEBUGGGING_INFO.
2871 (AT_string_form): Use it.
2873 2009-07-28 DJ Delorie <dj@redhat.com>
2875 * config/mep/mep.c (vtext_section): New.
2876 (vftext_section): New.
2877 (ftext_section): New.
2878 (mep_select_section): Add support for functions.
2879 (mep_unique_section): Likewise.
2880 (mep_asm_init_sections): Likewise.
2881 (mep_encode_section_info): Remove it from here.
2883 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2885 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2887 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2888 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2890 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2892 * dwarf2out.c (output_file_names): Test new macro
2893 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2894 (add_comp_dir_attribute): Likewise.
2896 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2898 * config/i386/mingw-w64.h (LINK_SPEC): Add
2899 separating space between commands.
2901 2009-07-28 Jan Hubicka <jh@suse.cz>
2903 PR tree-optimization/40759
2904 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2907 2009-07-27 DJ Delorie <dj@redhat.com>
2909 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2910 types are dword-aligned.
2911 (mep_expand_va_start): Likewise.
2913 2009-07-27 Olivier Hainque <hainque@adacore.com>
2914 Douglas B Rupp <rupp@gnat.com>
2916 * convert.c (convert_to_pointer): Don't assume the target
2917 pointer type is POINTER_SIZE long. Fetch its precision instead.
2919 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2921 * system.h (fopen): Undefine if macro.
2923 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2925 * dwarf2out.c (output_cfi_p): Removed.
2926 (output_cfis): New function.
2927 (output_fde): New function, split from output_call_frame_info.
2928 (output_call_frame_info): Use it.
2929 (dwarf2out_switch_text_section): Use output_cfis.
2931 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2933 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2934 TARGET_BI_ARCH is specified without enabling SJLJ.
2935 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2936 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2938 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2940 * arm.md (negdi2): Use DImode if forcing a value into a register.
2942 2009-07-26 Ira Rosen <irar@il.ibm.com>
2944 PR tree-optimization/40801
2945 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2946 of vector operand from the previous copy of vector statement.
2947 Pass the correct definition type value to
2948 vect_get_vec_def_for_stmt_copy().
2950 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2952 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2953 const char ** conversion.
2955 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2957 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2958 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2959 (gcc_unreachable): Invoke __builtin_unreachable() if
2960 !ENABLE_ASSERT_CHECKING.
2962 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2964 PR rtl-optimization/40445
2965 * emit-rtl.c (next_nonnote_insn_bb): New function.
2966 * rtl.h (next_nonnote_insn_bb): Declare new function.
2967 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2968 with no successors that is the successor of the ENTRY_BLOCK.
2969 Continue from the top after removing an empty fallthrough block.
2970 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2971 of next_nonnote_insn.
2973 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2975 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2977 2009-07-25 Martin Jambor <mjambor@suse.cz>
2979 * c-common.c (c_common_attribute_table): New element for noclone.
2980 (handle_noclone_attribute): New function. Forward-declare.
2981 * tree-inline.c (tree_versionable_function_p): Check for noclone
2983 * doc/extend.texi (Labels as Values): Document need for noclone.
2984 (Function Attributes): Document noclone attribute.
2986 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2988 PR rtl-optimization/34999
2989 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2990 and dw_fde_switched_cold_to_hot fields.
2991 (output_cfi_p): New function.
2992 (output_call_frame_info): If fde->dw_fde_switched_sections,
2993 output 2 FDEs instead of one with corrupted header.
2994 (dwarf2out_do_cfi_startproc): New function.
2995 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2996 and fde->dw_fde_switched_cold_to_hot.
2997 (dwarf2out_switch_text_section): Compute
2998 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2999 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
3000 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
3001 Otherwise, compute fde->dw_fde_switch_cfi.
3003 2009-07-24 Cary Coutant <ccoutant@google.com>
3005 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
3007 2009-07-24 Cary Coutant <ccoutant@google.com>
3009 * cfghooks.c (split_block): Copy discriminator to new block.
3010 * tree-cfg.c (assign_discriminator): Check location of last
3011 instruction in block as well as first.
3013 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
3015 * config/i386/linux.c: Use fputs or putc instead of fprintf
3017 * config/i386/gas.h: Ditto.
3018 * config/i386/x86-64.h: Ditto.
3019 * config/i386/att.h: Ditto.
3021 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3023 * expmed.c (emit_store_flag): Use a recursive call to optimize the
3026 2009-07-24 Martin Jambor <mjambor@suse.cz>
3028 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
3029 (ipa_push_func_to_list_1): Declare.
3030 (ipa_push_func_to_list): New function.
3032 * ipa-prop.c (ipa_push_func_to_list_1): New function.
3033 (ipa_init_func_list): Call ipa_push_func_to_list_1.
3034 (ipa_push_func_to_list): Removed.
3035 (ipa_pop_func_from_list): Clear node_enqueued flag.
3037 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3039 * config/s390/s390.c (override_options): Default
3040 max-unrolled-insns to 100 for z10 tuning.
3042 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3044 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
3045 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
3046 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
3047 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
3048 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
3049 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
3050 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
3052 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
3054 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
3055 use default set in mingw32.h header.
3056 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
3057 64-bit /mingw/include path.
3058 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
3061 2009-07-23 Neil Vachharajani <nvachhar@google.com>
3063 PR rtl-optimization/40209
3064 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
3066 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
3068 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
3069 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
3070 with the rest of string where appropriate. Use fputs or putc
3071 instead of fprintf where appropriate.
3073 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3074 Pat Haugen <pthaugen@us.ibm.com>
3075 Revital Eres <ERES@il.ibm.com>
3077 * config/rs6000/vector.md: New file. Move most of the vector
3078 expander support here from altivec.md to allow for the VSX vector
3079 unit in the future. Add support for secondary_reload patterns.
3080 Rewrite the patterns for vector comparison, and vector comparison
3081 predicate instructions so that the RTL expresses the desired
3082 behavior, instead of using unspec.
3084 * config/rs6000/constraints.md ("f" constraint): Use
3085 rs6000_constraints to hold the precalculated register class.
3086 ("d" constraint): Ditto.
3087 ("wd" constraint): New constraint for VSX.
3088 ("wf" constraint): Ditto.
3089 ("ws" constraint): Ditto.
3090 ("wa" constraint): Ditto.
3091 ("wZ" constraint): Ditto.
3092 ("j" constraint): Ditto.
3094 * config/rs6000/predicates.md (vsx_register_operand): New
3096 (vfloat_operand): New predicate for vector.md.
3097 (vint_operand): Ditto.
3098 (vlogical_operand): Ditto.
3099 (easy_fp_constant): If VSX, 0.0 is an easy constant.
3100 (easy_vector_constant): Add VSX support.
3101 (altivec_indexed_or_indirect_operand): New predicate for
3102 recognizing Altivec style memory references with AND -16.
3104 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
3105 for vector secondary reload support.
3106 (rs6000_vector_reg_class): Delete, replacing it with
3108 (rs6000_vsx_reg_class): Ditto.
3109 (rs6000_constraints): New array to hold the register classes of
3110 each of the register constraints that can vary at runtime.
3111 (builtin_mode_to_type): New static array for builtin function type
3113 (builtin_hash_table): New static hash table for builtin function
3115 (TARGET_SECONDARY_RELOAD): Define target hook.
3116 (TARGET_IRA_COVER_CLASSES): Ditto.
3117 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
3118 registers are 128 bits if VSX memory reference instructions are used.
3119 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
3121 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
3122 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
3123 Print several of the scheduling related parameters.
3124 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
3125 rs6000_constraints instead of rs6000_vector_reg_class. Move
3126 -mdebug=reg code to rs6000_debug_reg_global. Add support for
3127 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
3128 Altivec. Add VSX support. Setup for secondary reload support on
3129 Altivec/VSX registers.
3130 (rs6000_override_options): Make power7 set the scheduling groups
3131 like the power5. Add support for new debug switches to override
3132 the scheduling defaults. Temporarily disable -mcpu=power7 from
3133 setting -mvsx. Add support for debug switches -malways-hint,
3134 -msched-groups, and -malign-branch-targets.
3135 (rs6000_buitlin_conversion): Add support for returning unsigned
3136 vector conversion functions to fix regressions due to stricter
3138 (rs6000_builtin_mul_widen_even): Ditto.
3139 (rs6000_builtin_mul_widen_odd): Ditto.
3140 (rs6000_builtin_vec_perm): Ditto.
3141 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
3142 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
3144 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
3146 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
3147 VSX types for bit operations. Changes to accomidate vector.md.
3148 (bdesc_2arg): Ditto.
3149 (bdesc_1arg): Ditto.
3150 (struct builtin_description_predicates): Rewrite predicate
3151 handling so that RTL describes the operation, instead of passing
3152 the instruction to be used as a string argument.
3153 (bdesc_altivec_preds): Ditto.
3154 (altivec_expand_predicate_builtin): Ditto.
3155 (altivec_expand_builtin): Ditto.
3156 (rs6000_expand_ternop_builtin): Use a switch instead of an if
3157 statement for vsldoi support.
3158 (altivec_expand_ld_builtin): Change to use new names from vector.md.
3159 (altivec_expand_st_builtin): Ditto.
3160 (paired_expand_builtin): Whitespace changes.
3161 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
3162 builtin_mode_to_type table for secondary reload. Call
3163 builtin_function_type to build random builtin functions.
3164 (altivec_init_builtins): Change to use builtin_function_type to
3165 create builtin function types dynamically as we need them.
3166 (builtin_hash_function): New support for hashing the tree types
3167 for builtin function as we need it, rather than trying to build
3168 all of the trees that we need. Add initial preliminary VSX support.
3169 (builtin_function_type): Ditto.
3170 (builtin_function_eq): Ditto.
3171 (builtin_hash_struct): Ditto.
3172 (rs6000_init_builtins): Ditto.
3173 (rs6000_common_init_builtins): Ditto.
3174 (altivec_init_builtins): Ditto.
3175 (rs6000_common_init_builtins): Ditto.
3176 (enum reload_reg_type): New enum for simplifing reg classes.
3177 (rs6000_reload_register_type): Simplify register classes into GPR,
3178 Vector, and other registers. Altivec and VSX addresses in reload.
3179 (rs6000_secondary_reload_inner): Ditto.
3180 (rs6000_ira_cover_classes): New target hook, that returns the
3181 appropriate cover classes, based on -mvsx being used or not.
3182 (rs6000_secondary_reload_class): Add VSX support.
3183 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
3184 (get_vsel_insn): Ditto.
3185 (rs6000_emit_vector_compare): Rewrite vector conditional support
3186 so that where we can, we use RTL operators, instead of blindly use
3188 (rs6000_emit_vector_select): Ditto.
3189 (rs6000_emit_vector_cond_expr): Ditto.
3190 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
3191 (create_TOC_reference): Add -mdebug=addr support.
3192 (emit_frame_save): VSX loads/stores need register indexed addressing.
3194 * config/rs6000/rs6000.md: Include vector.md.
3196 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
3198 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3199 support for V2DI, V2DF in logical, permute, select operations.
3201 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
3202 switch for vsx/power7.
3203 (-mvsx-scalar-memory): Ditto.
3204 (-mvsx-align-128): Ditto.
3205 (-mallow-movmisalign): Ditto.
3206 (-mallow-df-permute): Ditto.
3207 (-msched-groups): Ditto.
3208 (-malways-hint): Ditto.
3209 (-malign-branch-targets): Ditto.
3211 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
3213 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
3214 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
3215 (rs6000_vector_reg_class): Delete.
3216 (rs6000_vsx_reg_class): Ditto.
3217 (enum rs6000_reg_class_enum): New enum for the constraints that
3218 vary based on target switches.
3219 (rs6000_constraints): New array to hold the register class for all
3220 of the register constraints that vary based on the switches used.
3221 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
3222 (enum rs6000_builtins): Add unsigned varients for the builtin
3223 declarations returned by target hooks for expanding multiplies,
3224 select, and permute operations. Add VSX builtins.
3225 (enum rs6000_builtin_type_index): Add entries for VSX.
3226 (V2DI_type_node): Ditto.
3227 (V2DF_type_node): Ditto.
3228 (unsigned_V2DI_type_node): Ditto.
3229 (bool_long_type_node): Ditto.
3230 (intDI_type_internal_node): Ditto.
3231 (uintDI_type_internal_node): Ditto.
3232 (double_type_internal_node): Ditto.
3234 * config/rs6000/altivec.md (whole file): Move all expanders to
3235 vector.md from altivec.md. Rename insn matching functions to be
3237 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
3238 (altivec_vcmp*): Ditto.
3239 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
3240 (VM): New iterator for moves that includes the VSX types.
3241 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
3242 (altivec_vperm_<mode>_uns): New, for unsigned types.
3243 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
3244 (altivec_eq<mode>): Ditto.
3245 (altivec_gt<mode>): Ditto.
3246 (altivec_gtu<mode>): Ditto.
3247 (altivec_eqv4sf): Ditto.
3248 (altivec_gev4sf): Ditto.
3249 (altivec_gtv4sf): Ditto.
3250 (altivec_vcmpbfp_p): Ditto.
3252 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
3254 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
3257 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
3260 * config/i386/i386.c (output_387_ffreep): Rewrite to use
3261 ASM_SHORT instead of .word.
3262 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
3263 instead of .word in asm template.
3265 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
3268 * ira-lives.c (bb_has_abnormal_call_pred): New function.
3269 (process_bb_node_lives): Use it.
3271 * ira.c (setup_cover_and_important_classes): Don't setup
3272 ira_important_class_nums. Add cover classes to the end of
3274 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
3276 (find_reg_class_closure): Use reorder_important_classes.
3278 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
3280 * config/i386/i386.c (i386_ira_cover_classes): New function.
3281 (TARGET_IRA_COVER_CLASSES): Redefine.
3283 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
3284 importance of order of cover classes in the array.
3286 2009-07-22 Diego Novillo <dnovillo@google.com>
3288 * tree-pass.h (TDF_EH): Define.
3289 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
3290 contains TDF_EH, print the EH region number holding GS.
3291 * tree-dump.c (dump_options): Add "eh".
3292 * doc/invoke.texi: Document it.
3294 2009-07-22 Doug Kwan <dougkwan@google.com>
3296 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
3298 2009-07-22 Michael Matz <matz@suse.de>
3300 PR tree-optimization/35229
3301 PR tree-optimization/39300
3303 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
3304 (inhibit_phi_insertion): New function.
3305 (insert_into_preds_of_block): Call it for REFERENCEs.
3306 (init_pre): Initialize and finalize scalar evolutions.
3307 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
3309 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
3311 * config/i386/predicates.md (zero_extended_scalar_load_operand):
3312 Use CONST_VECTOR_NUNITS to determine number of elements.
3314 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
3316 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
3317 (U, W): Constraints are now deprecated and will be removed if we
3319 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
3321 ("prefetch"): Add the stcmh instruction for prefetching.
3322 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
3324 (s390_short_displacement): Return always true if compiling for
3325 machines not providing the long displacement facility.
3326 (s390_mem_constraint): Support the new constraint letter Z.
3327 (s390_check_qrst_address): New function.
3329 2009-07-21 DJ Delorie <dj@redhat.com>
3331 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
3334 2009-07-21 Jason Merrill <jason@redhat.com>
3336 * c-common.c (max_tinst_depth): Increase default to 1024.
3338 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
3340 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
3341 (vec_unpacku_float_lo_v4si): Ditto.
3343 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
3346 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
3347 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
3348 (builtin_description): Add __builtin_ia32_cvtudq2ps.
3349 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
3351 2009-07-21 Jakub Jelinek <jakub@redhat.com>
3353 PR tree-optimization/40813
3354 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
3357 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
3359 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
3360 with a NOP_EXPR if needed.
3362 2009-07-21 Paul Brook <paul@codesourcery.com>
3364 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
3365 Terminate debug dump with newline.
3367 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3369 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
3370 Cast "1" to unsigned HOST_WIDE_INT.
3371 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
3372 deposit length to the maximum length - lsb. Extend length if
3373 HOST_BITS_PER_WIDE_INT is 32.
3375 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
3377 * cgraph.h (constant_pool_htab): New function.
3378 (constant_descriptor_tree): Move from varasm.c.
3379 * varasm.c (constant_pool_htab): New function.
3380 (constant_descriptor_tree): Move to cgraph.h.
3382 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
3384 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
3386 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
3388 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
3391 2009-07-20 Xinliang David Li <davidxl@google.com>
3393 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
3395 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
3397 * config/mips/mips.md (move_type): Add arith.
3398 (type): Handle arith.
3399 (zero_extendsidi2): Rename this into ...
3400 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
3401 (zero_extendsidi2): New expander.
3402 (*zero_extendsidi2_dext): New pattern.
3404 2009-07-20 Nick Clifton <nickc@redhat.com>
3406 * config.gcc (mips64-*-*): Add definition of tm_defines in order
3407 to set MIPS_ABI_DEFAULT.
3408 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
3410 2009-07-20 Jakub Jelinek <jakub@redhat.com>
3412 * tree-object-size.c (addr_object_size): Handle unions with
3413 array in it as last field of structs in __bos (, 1) as __bos (, 0).
3415 PR tree-optimization/40792
3416 * tree.c (build_function_type_skip_args): Remove bogus assert.
3418 2009-07-20 Jan Hubicka <jh@suse.cz>
3419 Martin Jambor <mjambor@suse.cz>
3421 * cgraph.h (combined_args_to_skip): New field.
3422 * cgraph.c (cgraph_create_virtual_clone): Properly handle
3423 combined_args_to_skip and args_to_skip.
3424 * tree-inline.c (update_clone_info): New function.
3425 (tree_function_versioning): Call update_clone_info.
3426 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
3428 (cgraph_materialize_all_clones): More extensive dumping, working
3429 with combined_args_to_skip rather than args_to_skip.
3431 2009-07-20 Ira Rosen <irar@il.ibm.com>
3433 * tree-vectorizer.h (vectorizable_condition): Add parameters.
3434 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
3435 (get_initial_def_for_reduction): Likewise.
3436 (vectorizable_reduction): Skip the check of first operand in case
3437 of COND_EXPR. Add check that it is outer loop vectorization if
3438 nested cycle was detected. Call vectorizable_condition() for
3439 COND_EXPR. If reduction epilogue cannot be created do not fail for
3440 nested cycles (if it is not double reduction). Assert that there
3441 is only one type in the loop in case of COND_EXPR. Call
3442 vectorizable_condition() to vectorize COND_EXPR.
3443 * tree-vect-stmts.c (vectorizable_condition): Update comment.
3444 Add parameters. Allow nested cycles if called from
3445 vectorizable_reduction(). Use reduction vector variable if provided.
3446 (vect_analyze_stmt): Call vectorizable_reduction() before
3447 vectorizable_condition().
3448 (vect_transform_stmt): Update call to vectorizable_condition().
3450 2009-07-20 Christian Bruel <christian.bruel@st.com>
3452 * config/sh/sh.opt (-mfmovd): Resurrect and document.
3453 * doc/invoke.texi (-mfmovd): Likewise.
3454 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
3456 2009-07-20 Jan Hubicka <jh@suse.cz>
3458 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
3459 when handling SSA name.
3461 2009-07-19 Jan Hubicka <jh@suse.cz>
3463 PR tree-optimization/40676
3464 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
3465 virtual PHIs in empty BBs.
3467 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3469 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
3470 re-expanded the compound use gen_lowpart instead to convert to the
3473 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3475 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
3476 OUTER_CONST arguments.
3477 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
3478 the new wider mode will be masked off.
3479 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
3481 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3483 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
3484 high-order bits are zero.
3486 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3488 * combine.c (simplify_shift_const_1): Split code to determine
3490 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
3491 new bits shifted in are identical to the old sign bit.
3493 2009-07-18 Richard Guenther <rguenther@suse.de>
3496 * gimplify.c (gimplify_call_expr): Reject code using results from
3497 functions returning void.
3499 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
3501 * doc/md.texi: Document the new PowerPC "es" constraint.
3502 Document that "m" can include automodified addresses on this target,
3503 and explain how %U must be used. Extend the "Q" and "Z" documentation
3504 to suggest "es" as well as "m".
3505 * config/rs6000/constraints.md (es): New memory constraint.
3506 (Q, Z): Update strings to match new documentation.
3508 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
3510 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
3511 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
3512 * config/rs6000/predicates.md (volatile_mem_operand): Use
3513 offsettable_nonstrict_memref_p.
3514 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
3515 (*floatunssidf2_internal): Likewise.
3516 (*fix_truncdfsi2_internal): Likewise.
3517 (*fix_trunctfsi2_internal): Likewise.
3519 2009-07-17 Anatoly Sokolov <aesok@post.ru>
3521 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
3523 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3525 2009-07-17 Richard Guenther <rguenther@suse.de>
3528 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
3529 (pass_warn_unused_result): Likewise.
3530 (TODO_set_props): Remove.
3531 * omp-low.c (diagnose_omp_structured_block_errors): Change to
3533 (pass_diagnose_omp_blocks): Define.
3534 * c-decl.c (pop_file_scope): Do not finalize the CU here.
3535 (c_gimple_diagnostics_recursively): Remove.
3536 (finish_function): Do not call it.
3537 (c_write_global_declarations): Continue after errors.
3538 Finalize the CU here.
3539 * c-gimplify.c (c_genericize): Do not gimplify here.
3540 * c-common.c (c_warn_unused_result): Move ...
3541 * tree-cfg.c (do_warn_unused_result): ... here.
3542 (run_warn_unused_result): New function.
3543 (gate_warn_unused_result): New function.
3544 (pass_warn_unused_result): New pass.
3545 * c-common.h (c_warn_unused_result): Remove.
3546 * flags.h (flag_warn_unused_result): Declare.
3547 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
3548 * opts.c (flag_warn_unused_result): Initialize to false.
3549 * toplev.c (compile_file): Add comment.
3550 * omp-low.c (create_omp_child_function): Do not register
3551 the function with the frontend.
3552 (diagnose_omp_structured_block_errors): Prepare to be
3553 called as optimization pass.
3554 (gate_diagnose_omp_blocks): New function.
3555 (pass_diagnose_omp_blocks): New pass.
3556 * cgraph.h (cgraph_optimize): Remove.
3557 (cgraph_analyze_function): Likewise.
3558 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
3559 * cgraphunit.c (cgraph_lower_function): Lower nested functions
3560 before their parents here.
3561 (cgraph_finalize_function): Not here.
3562 (cgraph_analyze_function): Gimplify functions here.
3563 (cgraph_finalize_compilation_unit): Continue after errors.
3564 Optimize the callgraph from here.
3565 (cgraph_optimize): Make static.
3566 * langhooks.c (write_global_declarations): Finalize the CU.
3567 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
3568 (gimplify_function_tree): Assert we gimplify only once.
3569 Set PROP_gimple_any property.
3570 * tree-nested.c (gimplify_all_functions): New function.
3571 (lower_nested_functions): Gimplify all nested functions.
3572 * gimple.h (diagnose_omp_structured_block_errors): Remove.
3573 * passes.c (init_optimization_passes): Add pass_warn_unused_result
3574 and pass_diagnose_omp_blocks after gimplification. Do not
3575 set TODO_set_props on all_lowering_passes.
3576 (execute_one_pass): Do not handle TODO_set_props.
3577 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
3578 (gimplify.o): Add tree-pass.h dependency.
3579 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
3580 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
3581 (unsave_r): Likewise.
3582 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
3585 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
3587 * doc/service.texi (Service): Restore previously removed link,
3588 which isn't broken after all.
3590 2009-07-17 Richard Guenther <rguenther@suse.de>
3592 PR tree-optimization/40321
3593 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
3594 PHI nodes to the maximal set.
3595 (make_values_for_phi): Add PHI arguments to the maximal set.
3596 (execute_pre): Dump PHI_GEN and the maximal set.
3598 2009-07-17 Jakub Jelinek <jakub@redhat.com>
3601 * gimplify.c (gimplify_conversion): Don't change non-conversions into
3604 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
3606 * doc/extend.texi (Nested Functions): Replace broken link with
3608 * doc/service.texi (Service): Remove broken link.
3610 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
3613 * builtins.c (expand_builtin_memcmp): Use loc instead of
3614 EXPR_LOCATION (exp).
3615 (expand_builtin_strncmp): Likewise.
3617 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
3618 Manuel López-Ibáñez <manu@gcc.gnu.org>
3621 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
3622 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
3623 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
3624 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
3625 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
3626 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
3627 tree-inline.c, c-common.c, c-common.h, gimple.c,
3628 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
3629 convert.c: Add location argument to fold_{unary,binary,ternary},
3630 fold_build[123], build_call_expr, build_size_arg,
3631 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
3632 fold_build1_initializer, fold_build2_initializer,
3633 fold_build3_initializer, fold_build_call_array,
3634 fold_build_call_array_initializer, fold_single_bit_test,
3635 omit_one_operand, omit_two_operands, invert_truthvalue,
3636 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
3637 combine_comparisons, fold_builtin_*, fold_call_expr,
3638 build_range_check, maybe_fold_offset_to_address, round_up,
3641 2009-07-16 Jason Merrill <jason@redhat.com>
3644 * c-common.c (c_common_reswords): Add __is_standard_layout
3646 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
3647 * doc/implement-cxx.texi: New.
3648 * doc/gcc.texi: Include it.
3650 2009-07-16 DJ Delorie <dj@redhat.com>
3652 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
3653 compares that may be indirectly affected by previous instructions.
3655 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3657 * builtins.c (do_mpc_arg2): New.
3658 (fold_builtin_2): Fold builtin cpow.
3659 * real.h (HAVE_mpc_pow): New.
3661 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
3663 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
3664 comparison to skip unprofitable schedule
3666 2009-07-16 Simon Baldwin <simonb@google.com>
3668 * gcc.c (option_map): New flag -no-canonical-prefixes.
3669 * (display_help): Print help text for new flag.
3670 * (process_command): Move options translation and language specifics
3671 and handle new flag early. Use it to set a function pointer to a
3672 prefix builder. Replace make_relative_prefix calls with calls to
3673 the function pointed to. Ignore new flag in regular options handling.
3674 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
3676 2009-07-15 DJ Delorie <dj@redhat.com>
3678 * config/mep/mep.md (sibcall_internal): Change register to avoid
3680 (sibcall_value_internal): Likewise.
3682 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3684 PR rtl-optimization/40710
3685 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3687 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
3689 * config/mips/mips.md (*extenddi_truncate<mode>,
3690 *extendsi_truncate<mode>): Change type attribute to move_type
3691 with shift_shift. Split out code handling exts from here ...
3692 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
3694 (*extendhi_truncateqi): Change type attribute to move_type with
3695 shift_shift. Split out code handling exts from here ...
3696 (*extendhi_truncateqi_exts): ... to this new pattern.
3698 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
3700 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
3701 instead of "and" with inverted sign bit mask value. Use
3702 "nonimmediate_operand" for operand 1 and operand 2 predicate.
3703 Allocate registers only for operand 4 and operand 5.
3705 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3708 * fold-const.c (fold_cond_expr_with_comparison): When folding
3709 < and <= to MIN, make sure the MIN uses the same type as the
3710 comparison's operands.
3712 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3714 * arm.md (ior_xor): New code iterator.
3715 (split for ior/xor with shift and zero-extend): New split pattern.
3716 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3718 2009-07-15 Richard Guenther <rguenther@suse.de>
3720 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3723 2009-07-15 Richard Guenther <rguenther@suse.de>
3726 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3728 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3730 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3731 handle 2.6.30 kernel.
3733 2009-07-15 DJ Delorie <dj@redhat.com>
3735 * config/mep/mep.md (sibcall_internal): Change register to allow
3736 for 24-bit addresses.
3737 (sibcall_value_internal): Likewise.
3739 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3741 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3742 that are enabled/disabled by the flags introduced by a previous patch.
3744 2009-07-14 DJ Delorie <dj@redhat.com>
3746 * config/mep/mep.md (sibcall_internal): Include non-toggling
3748 (sibcall_value_internal): Likewise.
3750 2009-07-14 Taras Glek <tglek@mozilla.com>
3751 Rafael Espindola <espindola@google.com>
3753 * doc/sourcebuild.texi: Document install-plugin target.
3754 * configure.ac: Added install-plugin target to language makefiles.
3755 * configure: Regenerate.
3756 * Makefile.in: (install-plugin): Install more headers,
3757 depend on lang.install-plugin.
3759 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3761 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3764 2009-07-14 DJ Delorie <dj@redhat.com>
3766 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3767 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3768 * config/mep/mep.md (sibcall_internal): Change test from
3769 mep_vliw_mode_match to mep_vliw_jmp_match.
3770 (sibcall_value_internal): Likewise.
3772 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3774 * config/i386/sse.md (copysign<mode>3): New expander.
3775 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3776 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3777 Use ix86_build_const_vector.
3778 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3779 IX86_BUILTIN_CPYSGNPD.
3780 (builtin_description): Add __builtin_ia32_copysignps and
3781 __builtin_ia32_copysignpd.
3782 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3783 and BUILT_IN_COPYSIGNF.
3785 2009-07-13 Jason Merrill <jason@redhat.com>
3787 * builtins.c (can_trust_pointer_alignment): New fn.
3788 (get_pointer_alignment): Factor it out from here.
3789 * tree.h: Declare it.
3791 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3793 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3796 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3800 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3802 2009-07-14 Richard Guenther <rguenther@suse.de>
3803 Andrey Belevantsev <abel@ispras.ru>
3806 * cfgexpand.c (partition_stack_vars): Do not bother to update
3807 alias information when not optimizing.
3809 2009-07-14 Richard Guenther <rguenther@suse.de>
3810 Andrey Belevantsev <abel@ispras.ru>
3812 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3813 (pt_solution_set): Likewise.
3814 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3815 * tree-ssa-structalias.c (pt_solution_set): New function.
3816 * final.c (rest_of_clean_state): Free SSA data structures.
3817 * print-rtl.c (print_decl_name): Remove.
3818 (print_mem_expr): Implement in terms of print_generic_expr.
3819 * alias.c (ao_ref_from_mem): New function.
3820 (rtx_refs_may_alias_p): Likewise.
3821 (true_dependence): Query alias-export info.
3822 (canon_true_dependence): Likewise.
3823 (write_dependence_p): Likewise.
3824 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3826 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3827 (mem_expr_equal_p): Use operand_equal_p.
3828 (set_mem_attributes_minus_bitpos): Do not use
3829 component_ref_for_mem_expr.
3830 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3831 (update_alias_info_with_stack_vars): Likewise.
3832 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3833 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3834 explicitly nor clear stmt operands.
3835 Free the decl-to-pointer map.
3836 * tree-optimize.c (execute_free_datastructures): Do not free
3837 SSA data structures here.
3838 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3839 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3840 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3842 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3844 2009-07-13 DJ Delorie <dj@redhat.com>
3846 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3847 unrolling at the right iteration count.
3849 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3852 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3854 * haifa-sched.c (rank_for_schedule): Introduced flags to
3855 enable/disable individual scheduling heuristics.
3856 * common.opt: Introduced flags to enable/disable individual
3857 heuristics in the scheduler.
3858 * doc/invoke.texi: Introduced flags to enable/disable individual
3859 heuristics in the scheduler.
3861 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3863 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3864 config/i386/mingw-tls.c.
3865 * config/i386/mingw-tls.c: Removed.
3867 2009-07-13 Ira Rosen <irar@il.ibm.com>
3869 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3870 checks access only relevant statements.
3871 (vectorizable_reduction): Likewise.
3873 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3875 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3876 just for 32-bit case.
3878 2009-07-12 Jan Hubicka <jh@suse.cz>
3880 PR tree-optimization/40585
3881 * except.c (expand_resx_expr): When there already is resume
3882 instruction, produce linked list.
3883 (build_post_landing_pads): Assert that resume is empty.
3884 (connect_post_landing_pads): Handle resume lists.
3885 (dump_eh_tree): Dump resume list.
3887 2009-07-12 Ira Rosen <irar@il.ibm.com>
3889 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3890 with additional argument.
3891 * tree-vectorizer.h (enum vect_def_type): Add
3892 vect_double_reduction_def.
3893 (vect_is_simple_reduction): Add argument.
3894 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3896 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3897 vect_is_simple_reduction with additional argument.
3898 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3900 (reduction_code_for_scalar_code): Handle additional codes by
3901 returning ERROR_MARK for them. Fix comment and indentation.
3902 (vect_is_simple_reduction): Fix comment, add argument to specify
3903 double reduction. Detect double reduction.
3904 (get_initial_def_for_induction): Fix indentation.
3905 (get_initial_def_for_reduction): Fix comment and indentation.
3906 Handle double reduction. Create initial definitions that do not
3907 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3908 (vect_create_epilog_for_reduction): Fix comment, add argument to
3909 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3910 epilogue result extraction. Create double reduction phi node and
3911 replace relevant uses.
3912 (vectorizable_reduction): Call vect_is_simple_reduction with
3913 additional argument. Fix indentation. Update epilogue code treatment
3914 according to the changes in reduction_code_for_scalar_code. Check
3915 for double reduction. Call vect_create_epilog_for_reduction with
3916 additional argument.
3917 * tree-vect-stmts.c (process_use): Handle double reduction, update
3919 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3920 (vect_get_vec_def_for_operand): Likewise.
3922 2009-07-12 Danny Smith <dansmister@gmail.com>
3924 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3925 dllexport if !TREE_PUBLIC.
3926 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3928 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3930 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3931 (avr_extra_arch_macro) Remove declatation.
3932 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3933 (avr_extra_arch_macro) Declare as static.
3934 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3936 2009-07-11 Jan Hubicka <jh@suse.cz>
3939 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3941 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3944 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3945 cold_in_std_section bits.
3946 (dwarf2out_begin_prologue): Initialize them.
3947 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3948 if already covered by text_section or cold_text_section range.
3950 PR rtl-optimization/40667
3951 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3952 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3953 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3954 * config/i386/i386.c (ix86_minimum_alignment): New function.
3955 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3956 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3957 * emit-rtl.c (gen_reg_rtx): Likewise.
3958 * function.c (assign_parms): Likewise. If nominal_type needs
3959 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3960 rather than passed_type's alignment.
3963 * function.c (assign_parm_setup_stack): Adjust
3964 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3965 from nominal_mode on big endian.
3967 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3969 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3971 2009-07-10 DJ Delorie <dj@redhat.com>
3973 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3975 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3977 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3979 (thumb2_cbnz): Likewise.
3981 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3984 * config.gcc (supported_defaults): Add synci.
3985 (with_synci): Add validation.
3986 (all_defaults): Add synci.
3987 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3990 * config/mips/mips.opt (msynci): New option.
3991 * config/mips/mips.c (mips_override_options): Warn on use of
3992 -msynci for targets that do now support it.
3993 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3995 * gcc/doc/invoke.texi (-msynci): Document the new option.
3996 * doc/install.texi (--with-synci): Document the new option.
3998 2009-07-10 Richard Guenther <rguenther@suse.de>
4000 PR tree-optimization/40496
4001 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
4002 the PHI result with a compatible type.
4004 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
4008 * c.opt (Wunused-result): New.
4009 * doc/invoke.texi: Document it.
4010 * c-common.c (c_warn_unused_result): Use it.
4012 2009-07-09 DJ Delorie <dj@redhat.com>
4014 * targhooks.c (default_target_can_inline_p): Rename from
4015 default_target_option_can_inline_p.
4016 * targhooks.h (default_target_can_inline_p): Likewise.
4017 * target-def.h (TARGET_CAN_INLINE_P): Rename from
4018 TARGET_OPTION_CAN_INLINE_P.
4019 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
4020 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
4021 (mep_target_can_inline_p): Rename from
4022 mep_target_option_can_inline_p.
4025 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
4026 registers used to pass vectors.
4028 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
4030 2009-07-09 Tom Tromey <tromey@redhat.com>
4032 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
4033 * config/mmix/mmix.c: Include dwarf2.h.
4034 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
4035 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
4036 * config/sh/sh.c: Include dwarf2.h.
4037 * config/i386/i386.c: Include dwarf2.h.
4038 * Makefile.in (DWARF2_H): Remove 'elf'.
4039 * except.c: Include dwarf2.h.
4040 * unwind-dw2.c: Include dwarf2.h.
4041 * dwarf2out.c: Include dwarf2.h.
4042 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
4043 * unwind-dw2-fde.c: Include dwarf2.h.
4044 * dwarf2asm.c: Include dwarf2.h.
4046 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4048 * haifa-sched.c (insn_finishes_cycle_p): New static function.
4049 (max_issue): Use it.
4050 * sched-int.h (struct sched_info: insn_finishes_block_p): New
4052 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
4053 (region_sched_info): Update.
4054 * sched-ebb.c (ebb_sched_info): Update.
4055 * modulo-sched.c (sms_sched_info): Update.
4056 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
4058 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4060 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
4062 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
4064 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
4066 2009-07-09 Jakub Jelinek <jakub@redhat.com>
4069 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
4070 arg1 with arg01 if arg1 is already INTEGER_CST.
4072 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
4074 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
4075 Transform (and (truncate)) into (truncate (and)).
4077 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
4079 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
4080 creating LHS paradoxical subregs. Fix surrounding returns to
4081 use NULL_RTX rather than 0.
4083 2009-07-08 DJ Delorie <dj@redhat.com>
4085 * config/mep/mep.c: (mep_option_can_inline_p): New.
4086 (TARGET_OPTION_CAN_INLINE_P): Define.
4088 2009-07-08 Mark Wielaard <mjw@redhat.com>
4091 * dwarf2out.c (add_data_member_location_attribute): When we have
4092 only a constant offset don't emit a new location description using
4093 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
4096 2009-07-08 Richard Henderson <rth@redhat.com>
4099 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
4100 (enum reg_class): Add CLOBBERED_REGS.
4101 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
4102 * config/i386/i386.c (ix86_conditional_register_usage): Moved
4103 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
4104 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
4105 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
4106 force 64-bit sibcalls into R11.
4107 * config/i386/constraints.md (U): New constraint.
4108 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
4109 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
4110 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
4112 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
4114 * basic-block.h (dump_regset, debug_regset): Remove duplicate
4116 * c-objc-common.h (c_initialize_diagnostics): Ditto.
4117 * ebitmap.h (dump_ebitmap): Ditto.
4118 * optabs.h (optab_libfunc): Ditto.
4119 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
4120 * tree-flow.h (vect_can_force_dr_alignment_p,
4121 get_vectype_for_scalar_type): Ditto.
4122 (vectorize_loops): Move prototype to ...
4123 * tree-vectorizer.h: ... here. Also, adjust comment.
4124 (vect_set_verbosity_level): Remove duplicate prototype.
4125 * tree-ssa-loop.c: Include tree-vectorizer.h.
4126 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
4128 2009-07-08 Nick Clifton <nickc@redhat.com>
4130 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
4133 2009-07-08 DJ Delorie <dj@redhat.com>
4135 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
4136 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
4137 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
4139 * config/mep/intrinsics.md: Regenerated.
4140 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
4141 registers when asm() or calls are detected.
4143 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4146 * gimplify.c (gimplify_expr): Propagate no_warning flag when
4148 * gimple (gimple_build_call_from_tree): Likewise.
4149 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
4150 no_warning flag before warning.
4152 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4154 * tree.c (set_expr_locus): Remove.
4155 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
4156 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
4158 * gimplify.c (internal_get_tmp_var): Likewise.
4159 (gimplify_call_expr): Likewise.
4160 (gimplify_one_sizepos): Likewise.
4162 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
4165 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
4166 to variables for debugging purposes.
4168 2009-06-23 Mark Loeser <mark@halcy0n.com>
4171 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
4173 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4175 * pretty-print.c (pp_base_format): Remove %J.
4176 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4177 gcc_cxxdiag_char_table): Likewise.
4178 (init_dynamic_diag_info): Likewise.
4180 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4182 * pretty-print.c (pp_base_format): Remove %H.
4183 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4184 gcc_cxxdiag_char_table): Likewise.
4185 (init_dynamic_diag_info): Likewise.
4186 * config/mep/mep.c (mep_select_section): Likewise.
4188 2009-07-07 Duncan Sands <baldrick@free.fr>
4190 * final.c (pass_clean_state): Give the pass a name.
4191 * passes.c (pass_rest_of_compilation): Likewise.
4192 * tree-optimize.c (pass_all_optimizations): Likewise.
4194 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
4196 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
4197 an extra 'decl' for error_at.
4199 2009-07-07 Jakub Jelinek <jakub@redhat.com>
4202 * tree-tailcall.c (adjust_return_value_with_ops,
4203 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
4204 if it has complex or vector type.
4206 2009-07-07 Olivier Hainque <hainque@adacore.com>
4208 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
4211 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
4213 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
4215 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4217 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
4218 * c-decl.c: Likewise.
4219 * function.c: Likewise.
4220 * varasm.c: Likewise.
4221 * tree-ssa.c: Likewise.
4222 * c-common.c: Likewise.
4223 * tree-cfg.c: Likewise.
4224 * config/spu/spu.c: Likewise.
4225 * config/ia64/ia64.c: Likewise.
4226 * config/v850/v850.c: Likewise.
4228 2009-07-06 DJ Delorie <dj@redhat.com>
4230 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
4231 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
4232 unspecified accesses to control registers.
4233 * config/mep/intrinsics.md: Regenerate.
4234 * config/mep/intrinsics.h: Regenerate.
4235 * config/mep/mep-intrin.h: Regenerate.
4237 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4239 * c-lex.c: Replace %H by an explicit location. Update all calls.
4240 * c-common.c: Likewise.
4241 * c-decl.c: Likewise.
4242 * c-typeck.c: Likewise.
4243 * fold-const.c: Likewise.
4244 * gimplify.c: Likewise.
4246 * tree-cfg.c: Likewise.
4247 * tree-ssa-loop-niter.c: Likewise.
4248 * tree-vrp.c: Likewise.
4249 * value-prof.c: Likewise.
4251 2009-07-06 Diego Novillo <dnovillo@google.com>
4253 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
4254 if it has one. Handle cases where VAR does not have an
4255 annotation or cfun is NULL.
4257 2009-07-06 Diego Novillo <dnovillo@google.com>
4259 * tree.c: Include debug.h.
4260 (initialize_tree_contains_struct): New.
4261 (init_ttree): Call it.
4262 (tree_node_structure_for_code): Factor out of ...
4263 (tree_node_structure): ... here.
4264 * treestruct.def (TS_PHI_NODE): Remove.
4265 (TS_GIMPLE_STATEMENT): Remove.
4267 2009-07-06 Diego Novillo <dnovillo@google.com>
4269 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
4270 (debug_tree_chain): Handle cycles.
4272 2009-07-06 Nick Clifton <nickc@redhat.com>
4273 DJ Delorie <dj@redhat.com>
4275 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4276 __FMOVD_ENABLED__ is defined.
4278 (TARGET_FMOVD): Provide a default definition.
4279 (MASK_FMOVD): Likewise.
4280 (TARGET_CPU_CPP_BUILTINS): Define
4281 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4282 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4283 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
4284 (split for DF load from memory into register): Also handle
4285 MEMs which consist of REG+DISP addressing.
4286 (split for DF store from register to memory): Likewise.
4287 (movsf_ie): Always use single fp_mode.
4288 * config/sh/sh.c (sh_override_options): Do not automatically
4289 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4290 that to the -mfmovd command line switch.
4291 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
4292 (fldi_ok): Always allow.
4293 * config/sh/sh.opt (mfmovd): Remove this switch.
4294 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4296 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
4297 Kaz Kojima <kkojima@gcc.gnu.org>
4299 PR rtl-optimization/30807
4300 * postreload.c (reload_combine): For every new use of REG_SUM,
4301 record the use of BASE.
4303 2009-07-06 Jan Hubicka <jh@suse.cz>
4305 * params.def: Revert my accidental commit at 2009-06-30.
4307 2009-07-04 Ian Lance Taylor <iant@google.com>
4310 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
4312 (mingw_format_attribute_overrides): Likewise.
4314 2009-07-04 Jakub Jelinek <jakub@redhat.com>
4317 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
4318 don't check cfa.reg. Instead of cfa.indirect use
4319 fde && fde->drap_reg != INVALID_REGNUM test.
4321 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
4323 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
4325 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
4328 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
4330 2009-07-03 Richard Guenther <rguenther@suse.de>
4332 PR tree-optimization/40640
4333 * tree-switch-conversion.c (build_arrays): Perform arithmetic
4336 2009-07-03 Jan Hubicka <jh@suse.cz>
4338 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
4339 for size, reduce amount of inlining.
4341 2009-07-03 Richard Guenther <rguenther@suse.de>
4344 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
4345 if t +- x is known to not overflow and the conversion widens the
4347 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
4349 2009-07-03 Jan Hubicka <jh@suse.cz>
4351 * ipa-pure-const.c (analyze): Update loop optimizer init.
4352 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
4353 try_remove_empty_loop, remove_empty_loops): Remove.
4354 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
4355 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
4356 to mark regular loops as neccesary.
4357 (degenerate_phi_p): New function.
4358 (propagate_necessity, remove_dead_phis): Use it.
4359 (forward_edge_to_pdom): Likewise.
4360 (eliminate_unnecessary_stmts): Take care to remove uses of results of
4361 virtual PHI nodes that became unreachable.
4362 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
4363 * tree-flow.h (remove_empty_loops): Remove.
4364 * passes.c (init_optimization_passes): Remove.
4366 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
4368 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
4369 can_create_pseudo_p.
4370 (*fix_trunc<mode>_i387_1): Ditto.
4371 (*floathi<mode>2_1): Ditto.
4372 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
4373 (*fistdi2_1): Ditto.
4374 (*fist<mode>2_1): Ditto.
4375 (frndintxf2_floor): Ditto.
4376 (*fist<mode>2_floor_1): Ditto.
4377 (frndintxf2_ceil): Ditto.
4378 (*fist<mode>2_ceil_1): Ditto.
4379 (frndintxf2_trunc): Ditto.
4380 (frndintxf2_mask_pm): Ditto.
4381 (fxam<mode>2_i387_with_temp): Ditto.
4382 * config/i386/sse.md (mulv16qi3): Ditto.
4383 (*sse2_mulv4si3): Ditto.
4385 (sse4_2_pcmpestr): Ditto.
4386 (sse4_2_pcmpistr): Ditto.
4388 2009-07-03 Jan Hubicka <jh@suse.cz>
4390 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
4391 (mark_stmt_necessary): Set it.
4392 (mark_operand_necessary): Set it.
4393 (mark_control_dependent_edges_necessary): Set it.
4394 (mark_virtual_phi_result_for_renaming): New function.
4395 (get_live_post_dom): New function.
4396 (forward_edge_to_pdom): New function.
4397 (remove_dead_stmt): Fix handling of control dependences.
4398 (tree_dce_init): Init new bitmap.
4399 (tree_dce_done): Free it.
4401 2009-07-02 Richard Guenther <rguenther@suse.de>
4404 * tree-ssa-structalias.c (new_var_info): Initialize
4407 2009-07-02 Jan Hubicka <jh@suse.cz>
4409 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
4412 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
4414 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
4415 instead of recomputing it. Adjust calls.
4416 (emit_store_flag): Adjust recursive calls.
4418 2009-07-02 Richard Guenther <rguenther@suse.de>
4420 * tree-ssa-live.c (remove_unused_locals): Do not remove
4422 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
4423 of DECL_EXTERNAL for HEAP variables.
4424 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
4425 HEAP variables. Do not adjust RESTRICT vars.
4426 (find_what_var_points_to): Nobody cares if something
4429 2009-07-02 Ben Elliston <bje@au.ibm.com>
4431 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
4432 pc_low and pc_high declarations to the top of the function.
4434 2009-07-01 DJ Delorie <dj@redhat.com>
4436 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
4438 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
4439 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
4440 unspecified accesses to control registers.
4441 * config/mep/intrinsics.md: Regenerate.
4442 * config/mep/intrinsics.h: Regenerate.
4443 * config/mep/mep-intrin.h: Regenerate.
4445 2009-07-01 Anthony Green <green@moxielogic.com>
4447 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4448 instruction when possible.
4449 (moxie_expand_prologue): Ditto. Also, save an instruction and
4450 some complexity by popping off of $r12 instead of $sp.
4451 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
4454 2009-07-01 Richard Henderson <rth@redhat.com>
4457 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
4458 contained no insns, reposition note before last insn.
4460 2009-07-01 Richard Henderson <rth@redhat.com>
4463 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
4464 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
4466 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4469 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
4470 darwin9 for printing reg addresses with %y.
4472 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4474 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
4475 truncation from operands in binary operations.
4477 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4480 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
4481 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
4482 subreg of op0 to the original op0.
4484 * expmed.c (store_bit_field_1): Use a temporary as the destination
4485 instead of a paradoxical subreg when we need to truncate the result.
4487 2009-07-01 DJ Delorie <dj@redhat.com>
4489 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
4490 names to VLIW variants.
4491 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
4492 * config/mep/intrinsics.md: Regenerate.
4493 * config/mep/intrinsics.h: Regenerate.
4494 * config/mep/mep-intrin.h: Regenerate.
4496 2009-07-01 Jakub Jelinek <jakub@redhat.com>
4499 * jump.c (returnjump_p): Revert last patch.
4500 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
4502 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4505 * pa.md (casesi32p): Use jump table label to determine the offset
4507 (casesi64p): Likewise.
4509 * pa.c (forward_branch_p): Return bool type. Use instruction
4510 addresses when available. Assert that INSN has a jump label.
4511 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
4514 2009-07-01 Richard Guenther <rguenther@suse.de>
4516 PR tree-optimization/19831
4517 * tree-ssa-dce.c (propagate_necessity): Calls to functions
4518 that only act as barriers do not make any previous stores necessary.
4519 * tree-ssa-structalias.c (handle_lhs_call): Delay making
4520 HEAP variables global, do not add a constraint from nonlocal.
4521 (find_func_aliases): Handle escapes through return statements.
4522 (compute_points_to_sets): Make escaped HEAP variables global.
4524 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4527 * expmed.c (emit_store_flag): Perform a conversion if necessary,
4528 after reducing a DImode cstore to SImode.
4530 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4532 * expr.c (expand_expr_real_1): Reinstate fallthrough to
4533 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
4535 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
4537 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
4538 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
4540 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
4541 and umod_optab if TARGET_BSD_DIVMOD.
4542 * config/vax/lib1funcs.asm: New file.
4543 * config/vax/t-linux: New file.
4544 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
4546 2009-06-30 Jakub Jelinek <jakub@redhat.com>
4549 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
4550 to type arguments that have void type.
4553 * dwarf2out.c (gen_formal_parameter_die): Call
4554 equate_decl_number_to_die if node is different from origin.
4556 2009-06-30 Anthony Green <green@moxielogic.com>
4558 Clean up moxie port for --enable-build-with-cxx.
4559 * config/moxie/moxie.c (moxie_function_value): First two
4560 parameters are const_tree, not tree.
4561 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
4562 (REG_CLASS_NAMES): Ditto.
4563 (REGNO_REG_CLASS): Ditto.
4564 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
4565 (moxie_function_value): Fix constyness of arguments.
4567 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
4569 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
4570 finalize_size_functions before further processing.
4571 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
4572 (variable_size): Call self_referential_size on size expressions
4573 that contain a PLACEHOLDER_EXPR.
4574 (size_functions): New static variable.
4575 (copy_self_referential_tree_r): New static function.
4576 (self_referential_size): Likewise.
4577 (finalize_size_functions): New global function.
4578 * tree.c: Include tree-inline.h.
4579 (push_without_duplicates): New static function.
4580 (find_placeholder_in_expr): New global function.
4581 (substitute_in_expr) <tcc_declaration>: Return the replacement object
4583 <tcc_expression>: Likewise.
4584 <tcc_vl_exp>: If the replacement object is a constant, try to inline
4585 the call in the expression.
4586 * tree.h (finalize_size_functions): Declare.
4587 (find_placeholder_in_expr): Likewise.
4588 (FIND_PLACEHOLDER_IN_EXPR): New macro.
4589 (substitute_placeholder_in_expr): Update comment.
4590 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
4592 (copy_tree_body_r): Likewise.
4593 (copy_tree_body): New static function.
4594 (maybe_inline_call_in_expr): New global function.
4595 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
4596 (maybe_inline_call_in_expr): Declare.
4597 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
4598 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
4601 2009-06-30 Richard Guenther <rguenther@suse.de>
4603 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
4605 (propagate_necessity): Do not mark reaching defs of stores
4608 2009-06-30 Jan Hubicka <jh@suse.cz>
4610 * cfgloopanal.c (check_irred): Move into ...
4611 (mark_irreducible_loops): ... here; return true if ireducible
4613 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
4614 (analyze_function): Try to prove loop finiteness.
4615 * cfgloop.h (mark_irreducible_loops): Update prototype.
4616 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
4618 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
4620 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
4622 2009-06-30 Ira Rosen <irar@il.ibm.com>
4624 PR tree-optimization/40542
4625 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
4628 2009-06-30 Martin Jambor <mjambor@suse.cz>
4630 PR tree-optimization/40582
4631 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
4632 than useless_type_conversion_p.
4633 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
4636 2009-06-30 Martin Jambor <mjambor@suse.cz>
4639 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
4641 2009-06-30 Richard Guenther <rguenther@suse.de>
4643 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
4644 use ao_ref references.
4645 (walk_aliased_vdefs): Likewise.
4646 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
4647 * tree-ssa-dce.c (struct ref_data): Remove.
4648 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
4649 (mark_aliased_reaching_defs_necessary): Adjust.
4650 (mark_all_reaching_defs_necessary_1): Likewise.
4652 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
4655 * expmed.c (emit_cstore): New name of emit_store_flag_1.
4656 (emit_store_flag_1): Extract from emit_store_flag, adjust
4657 calls to (what now is) emit_cstore.
4658 (emit_store_flag): Call emit_store_flag_1 and also use it
4659 for what used to be recursive calls.
4661 2009-06-30 Wei Guozhi <carrot@google.com>
4664 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
4665 if the target bb post dominates from bb.
4666 * config/i386/i386.c (memory_address_length): Check existence of base
4667 register before using it.
4669 2009-06-30 Nick Clifton <nickc@redhat.com>
4670 DJ Delorie <dj@redhat.com>
4672 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4673 __FMOVD_ENABLED__ is defined.
4675 (TARGET_FMOVD): Provide a default definition.
4676 (MASK_FMOVD): Likewise.
4677 (TARGET_CPU_CPP_BUILTINS): Define
4678 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4679 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4680 two fmov instructions depending upon whether TARGET_FMOVD is
4682 (split for DF load from memory into register): Also handle
4683 MEMs which consist of REG+DISP addressing.
4684 (split for DF store from register to memory): Likewise.
4685 * config/sh/sh.opt (mfmovd): Remove this switch.
4686 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4687 * config/sh/sh.c (sh_override_options): Do not automatically
4688 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4689 that to the -mfmovd command line switch.
4691 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4693 (fldi_ok): Always allow.
4694 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4696 2009-06-29 DJ Delorie <dj@redhat.com>
4698 * doc/install.texi (mep-x-elf): Correct chip's full name.
4700 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4702 * doc/extend.texi: Fix typo.
4704 2009-06-29 Tom Tromey <tromey@redhat.com>
4707 * Makefile.in (DWARF2_H): New variable.
4709 (dwarf2out.o): Likewise.
4710 (dwarf2asm.o): Likewise.
4711 * config/i386/t-i386: Use DWARF2_H.
4712 * except.c: Include elf/dwarf2.h.
4713 * unwind-dw2.c: Include elf/dwarf2.h.
4714 * dwarf2out.c: Include elf/dwarf2.h.
4715 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4716 <dtprel>: New field.
4717 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4718 (size_of_loc_descr): Likewise.
4719 (output_loc_operands_raw): Likewise.
4720 (output_loc_operands): Handle new dtprel field.
4721 (loc_checksum): Update.
4722 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4723 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4724 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4725 * dwarf2asm.c: Include elf/dwarf2.h.
4726 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4727 * config/mmix/mmix.c: Include elf/dwarf2.h.
4728 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4729 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4730 * config/sh/sh.c: Include elf/dwarf2.h.
4731 * config/i386/i386.c: Include elf/dwarf2.h.
4733 2009-06-29 DJ Delorie <dj@redhat.com>
4735 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4737 * doc/extend.texi: Add MeP attributes and pragmas.
4738 * doc/invoke.text: Add MeP Options.
4739 * doc/contrib.texi: Add MeP contribution.
4740 * doc/md.texi: Add MeP constraints.
4741 * doc/install.texi: Add MeP target.
4743 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4745 * target.h (struct gcc_target): Add frame_pointer_required field.
4746 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4747 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4748 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4750 * reload1.c (update_eliminables): (Ditto.).
4751 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4752 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4753 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4755 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4757 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4758 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4759 (arm_frame_pointer_required): New function.
4761 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4762 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4763 (avr_frame_pointer_required_p): Declare as static.
4764 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4766 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4767 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4768 (bfin_frame_pointer_required): Make as static, change return type
4770 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4772 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4773 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4774 (cris_frame_pointer_required): New function.
4776 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4778 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4779 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4780 (fr30_frame_pointer_required): New function.
4782 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4783 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4784 (frv_frame_pointer_required): Make as static, change return type
4786 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4788 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4789 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4790 (ix86_frame_pointer_required): Make as static, change return type to
4792 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4794 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4795 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4797 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4799 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4801 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4803 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4804 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4805 (mips_frame_pointer_required): Make as static.
4806 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4808 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4809 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4810 (mmix_frame_pointer_required): Mew function.
4812 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4813 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4815 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4817 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4819 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4821 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4822 (CAN_ELIMINATE): Redefine.
4823 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4824 (sparc_frame_pointer_required): New function.
4825 (sparc_can_eliminate): New function.
4826 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4828 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4829 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4831 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4832 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4833 (xtensa_frame_pointer_required): Make as static, change return type
4835 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4838 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4840 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4841 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4842 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4843 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4844 (register_callback): Handle PLUGIN_START_UNIT.
4845 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4847 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4849 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4851 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4852 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4854 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4856 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4859 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4861 * doc/extend.texi (Additional Floating Types): __float128 is also
4862 supported on i386 targets.
4864 2009-06-29 Richard Guenther <rguenther@suse.de>
4867 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4869 (pt_solutions_same_restrict_base): Declare.
4870 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4872 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4873 (make_constraint_from, make_copy_constraint): Move earlier.
4874 (make_constraint_from_heapvar): New function.
4875 (make_constraint_from_restrict): Likewise.
4876 (handle_lhs_call): Use it.
4877 (find_func_aliases): Use it to track conversions to restrict
4879 (struct fieldoff): Add only_restrict_pointers flag.
4880 (push_fields_onto_fieldstack): Initialize it.
4881 (create_variable_info_for): Track global restrict qualified pointers.
4882 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4883 Track restrict qualified pointer arguments.
4884 (set_uids_in_ptset): Use varinfo is_global_var flag.
4885 (find_what_var_points_to): Set the vars_contains_restrict flag.
4886 Always create the points-to solution for sets including restrict tags.
4887 (pt_solutions_same_restrict_base): New function.
4888 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4889 qualified pointers use pt_solutions_same_restrict_base as
4890 additional source for disambiguation.
4892 2009-06-29 Richard Guenther <rguenther@suse.de>
4895 * alias.c (find_base_decl): Remove.
4896 (get_deref_alias_set_1): Remove restrict handling.
4897 * c-common.c (c_apply_type_quals_to_decl): Do not set
4898 DECL_POINTER_ALIAS_SET.
4899 * gimplify.c (find_single_pointer_decl_1): Remove.
4900 (find_single_pointer_decl): Likewise.
4901 (internal_get_tmp_var): Remove restrict handling.
4902 (gimple_regimplify_operands): Likewise.
4903 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4904 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4905 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4906 * tree.c (restrict_base_for_decl): Remove.
4907 (init_ttree): Do not allocate it.
4908 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4909 LABEL_DECL_UID for label decls.
4910 (copy_node_stat): Do not copy restrict information.
4911 (decl_restrict_base_lookup): Remove.
4912 (decl_restrict_base_insert): Likewise.
4913 (print_restrict_base_statistics): Likewise.
4914 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4915 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4916 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4917 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4918 (LABEL_DECL_UID): Adjust.
4919 (DECL_BASED_ON_RESTRICT_P): Remove.
4920 (DECL_GET_RESTRICT_BASE): Likewise.
4921 (SET_DECL_RESTRICT_BASE): Likewise.
4922 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4924 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4925 instead of DECL_POINTER_ALIAS_SET.
4926 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4927 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4928 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4930 2009-06-29 Richard Guenther <rguenther@suse.de>
4932 PR tree-optimization/40579
4933 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4934 the IL to simplify has constants that overflowed.
4936 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4938 PR tree-optimization/40550
4939 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4940 vector_compute_type only when the size of vector_compute_type is
4941 less than the size of type.
4943 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4945 * fold-const.c (contains_label_1): Fix comments.
4946 (contains_label_p): Do not walk trees multiple time.
4948 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4950 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4951 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4952 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4953 ix86_fp_comparison_operator.
4954 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4955 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4956 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4957 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4958 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4959 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4960 (related splits): Change predicate to ix86_fp_comparison_operator.
4961 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4962 instead of ix86_fp_comparison_codes.
4963 (ix86_trivial_fp_comparison_operator,
4964 ix86_fp_comparison_operator): New.
4965 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4966 (ix86_expand_compare): Eliminate last two parameters.
4967 (ix86_fp_jump_nontrivial_p): Kill.
4968 * config/i386/i386.c (put_condition_code): Eliminate call to
4969 ix86_fp_comparison_codes and subsequent assertion.
4970 (ix86_fp_comparison_codes): Eliminate.
4971 (ix86_fp_swap_condition): New.
4972 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4973 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4974 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4975 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4976 and ix86_fp_swap_condition.
4977 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4978 Use ix86_fp_comparison_strategy.
4979 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4980 (ix86_fp_jump_nontrivial_p): Eliminate.
4981 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4982 call to ix86_expand_compare.
4983 (ix86_split_fp_branch, ix86_expand_setcc,
4984 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4985 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4987 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4989 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4990 related to jump_clobbers.
4991 * config/arm/arm.md (conds): Remove jump_clob case.
4992 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4993 splits): Change comparison_operator to arm_comparison_operator.
4994 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4997 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4999 * dojump.c (do_compare_rtx_and_jump): Try swapping the
5000 condition for floating point modes.
5001 * expmed.c (emit_store_flag_1): Move here a bigger part
5003 (emit_store_flag): Try swapping the condition for floating point
5005 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
5007 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5009 * expr.c (expand_expr_real_1): Just use do_store_flag.
5010 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
5011 emit_store_flag_force.
5012 * expmed.c (emit_store_flag_force): Copy here trick
5013 previously in expand_expr_real_1. Try reversing the comparison.
5014 (emit_store_flag_1): Work if target is NULL.
5015 (emit_store_flag): Work if target is NULL, using the result mode
5016 from the comparison. Use split_comparison, restructure final part
5017 to simplify conditionals.
5019 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5021 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
5022 * dojump.c (do_jump): Change handling of floating-point
5023 ops to use just do_compare_and_jump.
5024 (split_comparison): New.
5025 (do_compare_rtx_and_jump): Add here logic coming previously
5026 in do_jump, using split_comparison.
5028 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
5031 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
5033 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5035 * tree-ssa-alias.c: Fix unintentional commit.
5037 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5039 * passes.c (execute_one_pass): Fix unintentional commit.
5041 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5043 * df-problems.c (df_set_seen, df_unset_seen): Delete.
5044 (df_rd_local_compute, df_md_local_compute): Inline them.
5046 (df_md_scratch): New.
5047 (df_md_alloc, df_md_free): Allocate/free it.
5048 (df_md_local_compute): Only include live registers in init.
5049 (df_md_transfer_function): Prune the in-set computed by
5050 the confluence function, and the gen-set too.
5052 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5054 PR rtl-optimization/26854
5055 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
5056 * df-problems.c (df_rd_add_problem): Fix comment.
5057 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
5058 df_md_simulate_artificial_defs_at_top,
5059 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
5060 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
5061 df_md_transfer_function, df_md_init, df_md_confluence_0,
5062 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
5063 problem_MD, df_md_add_problem): New.
5064 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
5065 df_md_get_bb_info): New.
5066 (DF_LAST_PROBLEM_PLUS1): Adjust.
5068 * Makefile.in (fwprop.o): Include domwalk.h.
5069 * fwprop.c: Include domwalk.h.
5070 (reg_defs, reg_defs_stack): New.
5071 (bitmap_only_bit_between): Remove.
5072 (process_defs): New.
5073 (process_uses): Use reg_defs and local_md instead of
5074 bitmap_only_bit_between and local_rd.
5075 (single_def_use_enter_block): New, from build_single_def_use_links.
5076 (single_def_use_leave_block): New.
5077 (build_single_def_use_links): Remove code moved to
5078 single_def_use_enter_block, invoke domwalk.
5079 (use_killed_between): Adjust comment.
5081 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5083 * bitmap.h (bitmap_ior_and_into): New.
5084 * bitmap.c (bitmap_ior_and_into): New.
5086 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5088 * domwalk.h (struct dom_walk_data): Remove all callbacks except
5089 before_dom_children_before_stmts and after_dom_children_after_stmts.
5090 Rename the two remaining callbacks to just before_dom_children and
5091 after_dom_children. Remove other GIMPLE statement walking bits.
5092 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
5093 * graphite.c: Do not include domwalk.h.
5094 * tree-into-ssa.c (interesting_blocks): New global.
5095 (struct mark_def_sites_global_data): Remove it and names_to_rename.
5096 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
5097 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
5098 now that they're not domwalk callbacks.
5099 (rewrite_initialize_block): Rename to...
5100 (rewrite_enter_block): ... this, place after called functions. Test
5101 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
5102 (rewrite_finalize_block): Rename to...
5103 (rewrite_leave_block): ... this, place after called functions.
5104 (rewrite_update_init_block): Rename to...
5105 (rewrite_update_enter_block): ... this, place after called functions.
5106 Test interesting_blocks, call rewrite_update_stmt and
5107 rewrite_update_phi_arguments.
5108 (rewrite_update_fini_block): Rename to...
5109 (rewrite_leave_block): ... this, place after called functions.
5110 (rewrite_blocks): Remove last argument, simplify initialization of
5112 (mark_def_sites_initialize_block): Rename to...
5113 (mark_def_sites_block): ... this, call mark_def_sites.
5114 (mark_def_sites_blocks): Remove argument, simplify initialization of
5116 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
5117 (update_ssa): Likewise.
5118 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
5120 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
5121 (dom_opt_initialize_block): Rename to...
5122 (dom_opt_enter_block): ... this, place after called functions. Walk
5123 statements here, inline propagate_to_outgoing_edges.
5124 (dom_opt_finalize_block): Rename to...
5125 (dom_opt_leave_block): ... this, place after called functions.
5126 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
5128 (dse_enter_block, dse_record_phi): New.
5129 (dse_record_phis): Delete.
5130 (dse_finalize_block): Rename to...
5131 (dse_leave_block): ... this.
5132 (tree_ssa_dse): Simplify initialization of walk_data.
5133 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
5134 Adjust initialization of walk_data.
5135 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
5136 * tree-ssa-loop-phiopt.c (get_non_trapping):
5137 Adjust initialization of walk_data.
5138 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
5139 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
5140 it's not a domwalk callback.
5141 (uncprop_initialize_block): Rename to...
5142 (dse_enter_block): ... this, call uncprop_into_successor_phis.
5143 (dse_finalize_block): Rename to...
5144 (dse_leave_block): ... this.
5145 (tree_ssa_uncprop): Simplify initialization of walk_data.
5146 * Makefile.in: Adjust dependencies.
5148 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
5150 * arm.md (casesi): Fix test for Thumb1.
5151 (thumb1_casesi_internal_pic): Likewise.
5152 (thumb1_casesi_dispatch): Likewise.
5154 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
5156 * config/arm/arm-cores.def: Added core cortex-m0.
5157 * config/arm/arm-tune.md: Regenerated.
5158 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
5160 2009-06-26 DJ Delorie <dj@redhat.com>
5162 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
5164 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
5165 the scheduler doesn't tag jump insns.
5167 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
5169 * c-decl.c (merge_decls): Re-indent.
5171 2009-06-26 Janis Johnson <janis187@us.ibm.com>
5174 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
5175 Special-case decimal float constants.
5177 2009-06-26 Richard Henderson <rth@redhat.com>
5179 * function.h (struct function): Add cannot_be_copied_reason,
5180 and cannot_be_copied_set.
5181 * tree-inline.c (has_label_address_in_static_1): Rename from
5182 inline_forbidden_p_2; don't set inline_forbidden_reason here.
5183 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
5184 don't set inline_forbidden_reason.
5185 (copy_forbidden): New function, split out of inline_forbidden_p.
5186 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
5187 (inline_forbidden_p): Use copy_forbidden.
5188 (tree_versionable_function_p): Likewise.
5189 (inlinable_function_p): Merge into tree_inlinable_function_p.
5190 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
5191 * ipa-cp.c (ipcp_versionable_function_p): New function.
5192 (ipcp_cloning_candidate_p): Use it.
5193 (ipcp_node_modifiable_p): Likewise.
5195 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
5197 * builtins.c (expand_builtin_alloca): Handle builtin alloca
5198 that is marked not to be inlined. Remove flag_mudflap use.
5199 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
5200 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
5202 2009-06-26 Steve Ellcey <sje@cup.hp.com>
5205 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
5206 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
5208 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
5210 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
5212 (__mingwthr_remove_key_dtor): Likewise.
5214 2009-06-26 Richard Guenther <rguenther@suse.de>
5216 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
5218 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
5221 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
5222 try the non-cond_exec path also.
5224 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5227 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
5228 (output_cbranch): Use new functions.
5229 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
5232 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5233 Pat Haugen <pthaugen@us.ibm.com>
5234 Revital Eres <ERES@il.ibm.com>
5236 * config/rs6000/rs6000.c (print_operand): Correct lossage message
5237 for %c error. Add %x support to print VSX registers as a unified
5238 register set, instead of separate float and altivec registers.
5239 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
5240 %y case, and add support for VSX pre-modify addresses.
5241 (output_toc): Add assert for CONST containing an integer constant
5243 (rs6000_adjust_cost): Add POWER7 support.
5244 (insn_must_be_first_in_group): Ditto.
5245 (insn_must_be_last_in_group): Ditto.
5246 (rs6000_emit_popcount): Ditto.
5247 (rs6000_vector_mode_supported_p): Ditto.
5249 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
5250 Change some of the functions called by macros to being called
5251 through a pointer, so debug functions can be inserted if
5252 -mdebug=addr or -mdebug=cost.
5253 (rs6000_preferred_reload_class_ptr): Ditto.
5254 (rs6000_secondary_reload_class_ptr): Ditto.
5255 (rs6000_secondary_memory_needed_ptr): Ditto.
5256 (rs6000_cannot_change_mode_class_ptr): Ditto.
5257 (rs6000_secondary_reload_inner): Ditto.
5258 (rs6000_legitimize_reload_address): Ditto.
5259 (rs6000_legitimize_reload_address_ptr): Ditto.
5260 (rs6000_mode_dependent_address): Ditto.
5261 (rs6000_mode_dependent_address_ptr): Ditto.
5263 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
5264 function to return true if the mode allows reg + integer
5266 (virtual_stack_registers_memory_p): New function to return true if
5267 the address refers to a virtual stack register.
5268 (rs6000_legitimate_offset_address_p): Move code to say whether a
5269 mode supports reg+int addressing to reg_offset_addressing_ok_p and
5271 (rs6000_legitimate_address_p): Add checks for modes that only can
5272 do reg+reg addressing. Start adding VSX support.
5273 (rs6000_legitimize_reload_address): Ditto.
5274 (rs6000_legitimize_address): Ditto.
5275 (rs6000_debug_legitimate_address_p): New debug functions for
5276 -mdebug=addr and -mdebug=cost.
5277 (rs6000_debug_rtx_costs): Ditto.
5278 (rs6000_debug_address_costs): Ditto.
5279 (rs6000_debug_adjust_cost): Ditto.
5280 (rs6000_debug_legitimize_address): Ditto.
5281 (rs6000_legitimize_reload_address_ptr): Point to call normal
5282 function or debug function. Make functions called via pointer
5284 (rs6000_mode_dependent_address_ptr): Ditto.
5285 (rs6000_secondary_reload_class_ptr): Ditto.
5286 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
5287 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
5288 into a friendlier error.
5289 (rs6000_init_builtins): Add initial VSX support.
5290 (rs6000_adjust_cost): Fix some spacing issues.
5292 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
5293 (REG_CLASS_NAMES): Ditto.
5294 (REG_CLASS_CONTENTS): Ditto.
5295 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
5296 pointer, to add -mdebug=addr support.
5297 (CANNOT_CHANGE_MODE_CLASS): Ditto.
5298 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
5299 -mdebug=addr support.
5300 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
5301 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
5302 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
5304 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
5306 (bswapsi*): Set attribute types for load/store. Add combiner
5307 patterns to eliminate zero extend on 64-bit.
5308 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
5309 stdbrx if the hardware supports those instructions.
5311 2009-06-25 Ian Lance Taylor <iant@google.com>
5313 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
5314 (Link Options): Document -static-libstdc++.
5316 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5319 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
5320 DATA_ALIGNMENT instead.
5322 2009-06-25 Richard Guenther <rguenther@suse.de>
5324 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
5325 indirect references against the callused/escaped solutions.
5326 (call_may_clobber_ref_p_1): Likewise.
5328 2009-06-25 Martin Jambor <mjambor@suse.cz>
5330 PR tree-optimization/40493
5331 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
5332 (enum unscalarized_data_handling): New type.
5333 (handle_unscalarized_data_in_subtree): Return what has been done.
5334 (load_assign_lhs_subreplacements): Handle left flushes differently.
5335 (sra_modify_assign): Use unscalarized_data_handling, simplified
5336 condition determining whether to remove the statement.
5338 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
5340 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
5341 excerpt - @ should be doubled for texinfo.
5343 2009-06-24 Ian Lance Taylor <iant@google.com>
5345 * config/arc/arc.c: Include "df.h".
5346 (arc_attribute_table): Make static. Move higher in file.
5347 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
5348 (output_shift): Initialize n later to avoid warning.
5349 * config/arm/arm.c (arm_attribute_table): Make static. Move
5351 * config/avr/avr.c (avr_attribute_table): Make static. Move
5353 (reg_class_tab): Change array type from int to enum reg_class.
5354 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
5356 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
5357 (lshrhi3_out): Likewise.
5358 (class_likely_spilled_p): Change return type to bool.
5359 (avr_rtx_costs): Use local code variable with enum type.
5360 * config/avr/avr.md (movmemhi): Use add_reg_note.
5361 (andhi3, andsi3): Don't use AS2 with "and".
5362 (iorhi3, iorsi3): Don't use AS2 with "or".
5363 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
5364 * config/crx/crx.c: Include "df.h".
5365 (crx_attribute_table): Make static.
5366 * config/m32r/m32r.c: Include "df.h".
5367 (m32r_attribute_table): Make static. Move higher in file.
5368 (pop): Use add_reg_note.
5369 (block_move_call): Change 0 to LCT_NORMAL in function call.
5370 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
5371 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
5372 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
5373 declare, not just when TREE_CODE is defined.
5374 * config/m68hc11/m68hc11.c: Include "expr.h".
5375 (m68hc11_attribute_table): Make static. Move higher in file.
5376 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
5378 (m68hc11_register_indirect_p): Likewise.
5379 (m68hc11_function_arg_padding): Change return type to enum
5381 (emit_move_after_reload): Use add_reg_note.
5382 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
5383 (m68hc11_split_logical): Likewise.
5384 (m68hc11_rtx_costs): Add local code_and outer_code variables with
5386 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
5387 to VOIDmode in function call.
5388 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
5390 (m68hc11_split_logical): Update declaration.
5391 (m68hc11_function_arg_padding): Update declaration.
5392 * config/mcore/mcore.c (regno_reg_class): Change form array of int
5393 to array of enum reg_class.
5394 (mcore_attribute_table): Make static. Move higher in file.
5395 (mcore_rtx_costs): Add cast to enum type.
5396 * config/mcore/mcore.h (regno_reg_class): Update declaration.
5397 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
5398 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
5400 * config/sh/predicates.md (trapping_target_operand): Rename and to
5402 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
5404 * config/spu/spu.c (spu_attribute_table): Make static. Move
5406 * config/v850/v850.c (v850_attribute_table): Make static. Move
5408 (v850_rtx_costs): Use local code with enum type.
5409 (expand_epilogue): Add cast.
5410 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
5412 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
5415 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
5416 -m2a-single-only and -m2a-nofpu.
5417 * config/sh/sh.opt: Document m2a generates FPU code.
5419 2009-06-24 Anatoly Sokolov <aesok@post.ru>
5421 * defaults.h (CAN_ELIMINATE): Provide default.
5422 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5423 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
5424 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
5425 * config/spu/spu.h (CAN_ELIMINATE): Delete.
5426 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
5427 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
5428 * config/cris/cris.h (CAN_ELIMINATE): Delete.
5429 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
5430 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
5431 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
5433 2009-06-24 DJ Delorie <dj@redhat.com>
5435 * mep-ext-cop.cpu: Fix copyright notice.
5436 * mep-default: Fix copyright notice.
5437 * mep-core: Fix copyright notice.
5438 * mep: Fix copyright notice.
5439 * mep-ivc2: Fix copyright notice.
5440 * mep-c5: Fix copyright notice.
5442 2009-06-24 Denis Chertykov <chertykov@gmail.com>
5444 * doc/contrib.texi (Contributors):
5446 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
5449 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
5450 src and dst operands if necessary.
5452 2009-06-23 DJ Delorie <dj@redhat.com>
5455 * config.gcc: Add mep support.
5456 * recog.c: Resurrect validate_replace_rtx_subexp().
5457 * recog.h: Likewise.
5458 * config/mep/: Add new port:
5459 * config/mep/constraints.md: New file.
5460 * config/mep/default.h: New file.
5461 * config/mep/intrinsics.h: New file.
5462 * config/mep/intrinsics.md: New file.
5463 * config/mep/ivc2-template.h: New file.
5464 * config/mep/mep-c5.cpu: New file.
5465 * config/mep/mep-core.cpu: New file.
5466 * config/mep/mep-default.cpu: New file.
5467 * config/mep/mep-ext-cop.cpu: New file.
5468 * config/mep/mep-intrin.h: New file.
5469 * config/mep/mep-ivc2.cpu: New file.
5470 * config/mep/mep-lib1.asm: New file.
5471 * config/mep/mep-lib2.c: New file.
5472 * config/mep/mep-pragma.c: New file.
5473 * config/mep/mep-protos.h: New file.
5474 * config/mep/mep-tramp.c: New file.
5475 * config/mep/mep.c: New file.
5476 * config/mep/mep.cpu: New file.
5477 * config/mep/mep.h: New file.
5478 * config/mep/mep.md: New file.
5479 * config/mep/mep.opt: New file.
5480 * config/mep/predicates.md: New file.
5481 * config/mep/t-mep: New file.
5483 2009-06-23 Ian Lance Taylor <iant@google.com>
5485 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
5486 from loose_warn into c_loose_warn and from strict_warn into
5487 c_strict_warn. Set and substitute warn_cxxflags. Check for
5488 --enable-build-with-cxx. Set and substitute
5489 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
5490 * Makefile.in (CXXFLAGS): New variable.
5491 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
5492 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
5493 the default is the same as $(STRICT_WARN).
5494 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
5495 (CXX): New variable.
5496 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
5497 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
5498 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
5499 (HOST_LIBS): New variable.
5500 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
5501 (ALL_CXXFLAGS): New variable.
5502 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
5503 * doc/install.texi (Configuration): Document
5504 --enable-build-with-cxx, --with-stage1-ldflags,
5505 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
5506 * configure: Rebuild.
5508 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5510 * config/arm/arm.c (arm_override_options): Fix braces and formatting
5511 from previous commit.
5513 2009-06-23 Ian Lance Taylor <iant@google.com>
5515 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
5517 2009-06-23 Ian Lance Taylor <iant@google.com>
5519 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
5520 with ATTRIBUTE_UNUSED.
5522 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5523 Pat Haugen <pthaugen@us.ibm.com>
5524 Revital Eres <eres@il.ibm.com>
5526 * config.in (HAVE_AS_POPCNTD): Add default definition.
5527 (HAVE_AS_LWSYNC): Ditto.
5529 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
5531 (gcc_cv_as_powerpc_cmpb): Ditto.
5532 (gcc_cv_as_powerpc_dfp): Ditto.
5533 (gcc_cv_as_powerpc_vsx): Ditto.
5534 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
5535 supporting the popcntd/lwsync instructions.
5536 (gcc_cv_as_powerpc_lwsync): Ditto.
5537 * configure: Regenerate.
5539 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
5540 -mcpu=native and -mcpu=power7.
5541 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
5543 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
5544 a variable instead of a mask to reduce the number of mask bits.
5545 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
5546 (-mbit-word): Ditto.
5547 (-mregnames): Ditto.
5548 * config/rs6000/rs6000.opt (-mupdate): Ditto.
5549 (-mfused-madd): Ditto.
5551 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
5553 (-mvsx): New switch for VSX instructions.
5554 (-misel): Move from a variable to a mask to allow it to be set by
5557 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
5558 function declaration to an array declaration.
5559 (rs6000_hard_regno_nregs): New external array declaration.
5561 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
5562 files included by rs6000.md.
5564 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5565 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
5567 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
5569 (rs6000_debug_reg): New -mdebug= variables.
5570 (rs6000_debug_addr): Ditto.
5571 (rs6000_debug_cost): Ditto.
5572 (rs6000_pmode): New variable to hold Pmode.
5573 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
5574 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
5575 calculated at compiler start.
5576 (rs6000_hard_regno_nregs): Change function to an array which holds
5577 HARD_REGNO_NREGS calculated at compiler start.
5578 (rs6000_explicit_options): Delete isel field.
5579 (rs6000_vector_unit): New array to hold which vector unit
5580 supports arithmetic options for a given type.
5581 (rs6000_vector_mem): New array to hold which vector unit supports
5582 memory reference operations for a given type.
5583 (rs6000_vector_align): New array to given the alignment of each
5585 (power7_cost): New basic costs for power7.
5586 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
5587 (rs6000_hard_regno_nregs_internal): New function, moved from
5588 HARD_REGNO_NREGS, to calculate the number of registers each hard
5589 register takes for each type.
5590 (rs6000_debug_reg_print): New function for -mdebug=reg support.
5591 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
5592 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
5593 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
5594 unit information here so it is calculated once at compiler startup
5596 (rs6000_override_options): Make -misel a target mask. Add more
5597 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
5598 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
5600 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
5601 (rs6000_handle_option): Move -misel from variable to target mask.
5602 (rs6000_builtin_mask_for_load): Add VSX support.
5603 (rs6000_conditional_register_usage): Ditto.
5604 (USE_ALTIVEC_FOR_ARG_P): Ditto.
5605 (function_arg_boundary): Ditto.
5606 (rs6000_expand_builtin): Ditto.
5607 (def_builtin): Make abort message a little friendlier.
5608 (rs6000_emit_int_cmove): Add support for 64-bit isel.
5610 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
5611 assembler support the popcntd instruction instead of a vsx
5612 instruction to enable power7 support.
5613 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
5614 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
5615 option to the assembler if -mcpu=native.
5616 (ASM_CPU_NATIVE_SPEC): Ditto.
5617 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
5619 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
5620 the lwsync instruction.
5621 (enum processor_type): Add PROCESSOR_POWER7.
5622 (rs6000_debug_reg): New -mdebug= options.
5623 (rs6000_debug_addr): Ditto.
5624 (rs6000_debug_cost): Ditto.
5625 (rs6000_isel): Delete.
5626 (enum rs6000_vector): New enum to say what vector unit we have.
5627 (VECTOR_UNIT_*): New macros to say which vector unit has
5628 arithmetic operations for a given type.
5629 (VECTOR_MEM_*): New macros to say which vector unit has memory
5630 operations for a given type.
5631 (TARGET_LDBRX): Whether the machine supports the ldbrx
5633 (TARGET_ISEL): Delete, -misel moved to be a mask.
5634 (TARGET_ISEL64): New macro for 64-bit isel support.
5635 (UNITS_PER_VSX_WORD): New macro.
5636 (POINTER_SIZE): Move to be an external variable, rather than
5637 calculating whether we are generating 32 ot 64-bit code.
5639 (STACK_BOUNDARY): Add VSX support.
5640 (LOCAL_ALIGNMENT): Ditto.
5641 (SLOW_UNALIGNED_ACCESS): Ditto.
5642 (VSX_REGNO_P): New macro for VSX support.
5643 (VFLOAT_REGNO_P): Ditto.
5644 (VINT_REGNO_P): Ditto.
5645 (VLOGICAL_REGNO_P): Ditto.
5646 (VSX_VECTOR_MODE): Ditto.
5647 (VSX_SCALAR_MODE): Ditto.
5649 (VSX_MOVE_MODE): Ditto.
5650 (VSX_REG_CLASS_P): Ditto.
5651 (HARD_REGNO_NREGS): Instead of calling a function, use an array
5653 (UNITS_PER_SIMD_WORD): Add VSX support.
5654 (MODES_TIEABLE_P): Ditto.
5655 (STARTING_FRAME_OFFSET): Ditto.
5656 (STACK_DYNAMIC_OFFSET): Ditto.
5657 (EPILOGUE_USES): Ditto.
5658 (REGNO_REG_CLASS): Move to array lookup.
5659 (CLASS_MAX_NREGS): Ditto.
5660 (rs6000_vector_reg_class): Add declaration.
5661 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
5662 overlap with the floating point and Altivec registers.
5664 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
5666 * config/rs6000/driver-rs6000.c (asm_names): New static array to
5667 give the appropriate asm switches if -mcpu=native.
5668 (host_detect_local_cpu): Add support for "asm".
5669 (host_detect_local_cpu): Follow GNU code guidelines for name.
5671 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5672 -mbit-word to a variable instead of being a target mask.
5674 * config/rs6000/sync.md (lwsync): If the assembler supports it,
5675 emit the lwsync instruction instead of emitting the instruction as
5676 an integer constant.
5678 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5679 fixuns_trundfsi2, move expander into rs6000.md.
5681 * config/rs6000/rs6000.md (cpu): Add power7.
5682 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
5683 (logical predicate patterns): Change the single instruction
5684 primitives that set CR0 to be fast_compare instead of compare.
5686 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
5687 (popcntddi2): Ditto.
5688 (popcount<mode>): Ditto.
5689 (floating multiply/add insns): Name the floating point
5691 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
5692 (isel_unsigned_<mode>): Ditto.
5693 (fixuns_trundfsi2): Move expander here from spe.md.
5694 (smindi3): Define if we have -misel on 64-bit systems.
5699 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5701 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
5703 * config/avr/avr.c (avr_current_device): New variable.
5704 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5705 (avr_arch, mcu_type_s): Move to avr.h.
5706 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5707 default_data_section_start fields.
5708 (avr_arch): Moved from avr.c.
5709 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5710 library_name fields.
5711 (avr_current_device, avr_mcu_types, avr_arch_types,
5712 avr_device_to_arch, avr_device_to_data_start,
5713 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5714 (EXTRA_SPEC_FUNCTIONS): Define.
5715 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5716 options mapping. Use device_to_arch and device_to_data_start insted.
5717 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5718 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5719 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5720 * config/avr/driver-avr.c: New file.
5721 * config/avr/avr-devices.c: New file.
5723 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5725 * var-tracking.c (unshare_variable): Force initialized to
5726 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5727 (set_variable_part): Likewise.
5728 (struct variable_union_info): Remove pos_src field.
5729 (vui_vec, vui_allocated): New variables.
5730 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5731 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5732 == 1 use a simpler sorting algorithm. Compute pos field right
5733 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5734 Avoid quadratic comparison if !flag_var_tracking_uninit.
5735 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5736 unshare_variable unconditionally.
5737 (dataflow_set_different_2): Removed.
5738 (dataflow_set_different): Don't traverse second hash table.
5739 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5740 unconditionally to var_reg_set or var_mem_set.
5741 (emit_notes_in_bb): Likewise.
5742 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5744 (emit_note_insn_var_location): Don't set initialized to
5745 VAR_INIT_STATUS_INITIALIZED early.
5746 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5748 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5750 * tree-object-size.c (addr_object_size): Instead of checking
5751 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5752 are no FIELD_DECLs following it.
5754 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5756 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5757 order to match bswaps with signed source operands.
5759 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5761 * sdbout.c (sdbout_one_type): Fix braces in switch.
5763 2009-06-23 Richard Guenther <rguenther@suse.de>
5765 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5767 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5768 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5769 var_callused, callused_tree, var_storedanything, storedanything_tree,
5770 var_integer, integer_tree): Remove global variables.
5771 (new_var_info): Do not pass new id, append the new var to the
5772 global variable vector.
5773 (do_ds_constraint): Use is_global_var member of the variable-info.
5774 (new_scalar_tmp_constraint_exp): Adjust.
5775 (create_function_info_for): Likewise.
5776 (create_variable_info_for): Likewise.
5777 (find_what_var_points_to): Remove dead code.
5778 (init_base_vars): Simplify.
5779 (compute_points_to_sets): Adjust.
5781 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5783 * combine.c (try_combine): Dump information about the insns we're
5786 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5788 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5789 check when calling force_to_mode on TRUNCATE's operand.
5791 2009-06-22 Ian Lance Taylor <iant@google.com>
5793 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5795 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5797 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5799 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5801 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5802 override library linkage flags such as -static-libgcc or
5805 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5807 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5809 2009-06-22 Ian Lance Taylor <iant@google.com>
5811 * config/linux.opt: Put mglibc ahead of muclibc.
5813 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5814 for duplicate decls.
5816 2009-06-22 Matthias Klose <doko@ubuntu.com>
5818 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5820 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5823 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5824 instead of NULL if a parser error occurs.
5826 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5828 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5829 non-DWARF2_DEBUGGING_INFO version.
5831 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5833 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5834 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5836 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5837 (LIBGCC2_TF_CEXT): Define.
5840 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5843 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5845 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5847 * config/arm/arm.c (arm_override_options): Disable
5848 -mcaller-super-interworking and -mcallee-super-interworking.
5849 * doc/invoke.texi (ARM Options): Document this.
5851 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5853 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5854 * config/arm/constraints.md (j): New constraint for movw operands.
5855 (N): Remove thumb2 meaning.
5856 * config/arm/arm.md (*arm_movw): Delete.
5857 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5858 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5859 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5861 2009-06-22 Martin Jambor <mjambor@suse.cz>
5863 PR tree-optimization/40492
5864 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5865 build_ref_for_offset.
5867 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5869 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5870 JUMP_TABLE_DATA_P predicates where applicable.
5871 * auto-inc-dec.c: Ditto.
5872 * builtins.c: Ditto.
5873 * caller-save.c: Ditto.
5875 * cfgcleanup.c: Ditto.
5876 * cfglayout.c: Ditto.
5879 * combine-stack-adj.c: Ditto.
5885 * dwarf2asm.c: Ditto.
5886 * dwarf2out.c: Ditto.
5887 * emit-rtl.c: Ditto.
5893 * function.c: Ditto.
5896 * genpreds.c: Ditto.
5897 * genrecog.c: Ditto.
5899 * ira-costs.c: Ditto.
5900 * ira-lives.c: Ditto.
5903 * lower-subreg.c: Ditto.
5904 * modulo-sched.c: Ditto.
5906 * postreload.c: Ditto.
5907 * print-rtl.c: Ditto.
5916 * sched-vis.c: Ditto.
5918 * sel-sched-ir.c: Ditto.
5919 * simplify-rtx.c: Ditto.
5920 * targhooks.c: Ditto.
5921 * var-tracking.c: Ditto.
5922 * vmsdbgout.c: Ditto.
5924 2009-06-22 Matthias Klose <doko@ubuntu.com>
5926 * Makefile.in (install-plugin): Always use DESTDIR.
5928 2009-06-22 Olivier Hainque <hainque@adacore.com>
5930 * config/pa/pa.c (output_call): Don't optimize post call jumps
5931 into return address adjustments if the call may throw.
5933 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5935 * arm.c (thumb1_output_casesi): New function.
5936 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5937 optimizing for size or PIC.
5938 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5939 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5940 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5941 (thumb1_casesi_internal_pic): New expand rule.
5942 (thumb1_casesi_dispatch): New pattern.
5943 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5945 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5946 in the text seciton when PIC or optimizing for size.
5947 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5948 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5949 preservation properties of code.
5950 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5951 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5952 (__gnu_thumb1_case_si): New function.
5953 * t-arm (LIB1ASMSRC): Define here.
5954 (LIB1ASMFUNCS): Add some common functions.
5955 * t-arm-elf (LIB1ASMSRC): Delete.
5956 (LIB1ASMFUNCS): Append to existing set.
5957 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5958 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5959 * t-symbian (LIB1ASMFUNCS): Likewise.
5960 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5961 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5963 2009-06-21 Richard Guenther <rguenther@suse.de>
5965 PR tree-optimization/38729
5966 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5967 to loops with a single exit if -fno-expensive-optimizations.
5969 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5971 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5972 (dataflow_set): Change vars type from htab_t to shared_hash.
5973 (shared_hash_pool, empty_shared_hash): New variables.
5974 (vars_clear): Removed.
5975 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5976 shared_hash_find_slot_unshare, shared_hash_find_slot,
5977 shared_hash_find_slot_noinsert, shared_hash_find): New
5979 (shared_hash_unshare, shared_hash_destroy): New functions.
5980 (unshare_variable): Unshare set->vars if shared, use
5982 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5983 (get_init_value, find_src_set_src, dump_dataflow_set,
5984 clobber_variable_part, emit_notes_for_differences): Use
5986 (dataflow_set_init): Remove second argument, set vars to
5987 empty_shared_hash instead of creating a new htab.
5988 (dataflow_set_clear): Call shared_hash_destroy and set vars
5989 to empty_shared_hash instead of calling vars_clear.
5990 (dataflow_set_copy): Don't call vars_copy, instead just share
5991 the src htab with dst.
5992 (variable_union): Use shared_hash_*, use initially NO_INSERT
5993 lookup if set->vars is shared. Don't keep slot cleared before
5994 calling unshare_variable. Unshare set->vars if needed.
5995 Even ->refcount == 1 vars must be unshared if set->vars is shared
5996 and var needs to be modified.
5997 (variable_canonicalize): New function.
5998 (dataflow_set_union): If dst->vars is empty, just share src->vars
5999 with dst->vars and traverse with variable_canonicalize to canonicalize
6000 and unshare what is needed.
6001 (dataflow_set_different): If old_set and new_set use the same shared
6002 htab, they aren't different. If number of htab elements is different,
6003 htabs are different. Use shared_hash_*.
6004 (dataflow_set_destroy): Call shared_hash_destroy instead of
6006 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
6007 second argument to dataflow_set_init.
6008 (vt_initialize): Likewise. Initialize shared_hash_pool and
6009 empty_shared_hash, move bb in/out initialization afterwards.
6010 Use variable_htab_free instead of NULL as changed_variables del hook.
6011 (variable_was_changed): Change type of second argument to pointer to
6012 dataflow_set. When inserting var into changed_variables, bump
6013 refcount. Unshare set->vars if set is shared htab and slot needs to
6015 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
6016 lookup if set->vars is shared. Unshare set->vars if needed.
6017 Even ->refcount == 1 vars must be unshared if set->vars is shared
6018 and var needs to be modified. Adjust variable_was_changed caller.
6019 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
6020 vars must be unshared if set->vars is shared and var needs to be
6021 modified. Adjust variable_was_changed caller.
6022 (emit_note_insn_var_location): Don't pool_free var.
6023 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
6025 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
6026 free_alloc_pool on shared_hash_pool.
6028 2009-06-20 Anthony Green <green@moxielogic.com>
6030 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
6031 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
6033 2009-06-20 Richard Guenther <rguenther@suse.de>
6035 * tree-ssa-structalias.c (find_func_aliases): For memset use
6036 a constraint from NULL if we memset to zero.
6037 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
6038 we explicitly handle that do not read from memory.
6039 (call_may_clobber_ref_p_1): Properly handle builtins that may
6042 2009-06-20 Richard Guenther <rguenther@suse.de>
6044 PR tree-optimization/40495
6045 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
6046 (new_scalar_tmp_constraint_exp): New function.
6047 (process_constraint): Do not create temporary decls.
6048 (process_all_all_constraints): Likewise.
6049 (handle_const_call): Likewise.
6050 (create_function_info_for): Do not set decl.
6052 2009-06-19 Ian Lance Taylor <iant@google.com>
6054 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
6055 (rs6000_attribute_table): Make static; move before use.
6057 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
6059 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
6060 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
6061 Propagate the TREE_READONLY flag without overwriting it.
6062 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
6063 Propagate the TREE_READONLY flag onto the result.
6064 (process_call_operands): Move around. Use correct constant value.
6066 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6069 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
6070 * config/arm/arm.md: Likewise.
6072 2009-06-19 Ian Lance Taylor <iant@google.com>
6074 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
6075 to GIMPLE_ERROR_MARK.
6077 * c-typeck.c (build_conditional_expr): Add op1_original_type and
6078 op2_original_type parameters. Warn about using different enum types.
6079 * c-parser.c (c_parser_conditional_expression): Pass original
6080 types to build_conditional_expr.
6081 * c-tree.h (build_conditional_expr): Update declaration.
6083 2009-06-19 Ian Lance Taylor <iant@google.com>
6085 * config/i386/i386.c (ix86_function_specific_save): Test that
6086 fields match values, rather than testing the values are in a
6089 2009-06-19 Richard Guenther <rguenther@suse.de>
6091 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
6093 (ptr_derefs_may_alias_p): Likewise.
6094 (ptr_deref_may_alias_ref_p_1): New function.
6095 (ptr_deref_may_alias_ref_p): Likewise.
6096 (ref_maybe_used_by_call_p_1): Handle builtins that are not
6097 covered by looking at the ESCAPED solution.
6098 (call_may_clobber_ref_p_1): Likewise.
6099 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
6100 Handle NULL_TREE offset. Do not produce redundant constraints.
6101 (process_all_all_constraints): New helper function.
6102 (do_structure_copy): Use it.
6103 (handle_lhs_call): Likewise.
6104 (find_func_aliases): Handle some builtins with pointer arguments
6105 and/or return values explicitly.
6107 2009-06-19 Ian Lance Taylor <iant@google.com>
6109 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
6111 2009-06-19 Ian Lance Taylor <iant@google.com>
6113 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
6115 2009-06-19 Ian Lance Taylor <iant@google.com>
6117 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
6118 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
6121 * c-decl.c (finish_decl): If -Wc++-compat, warn about
6122 uninitialized const.
6124 2009-06-19 Ian Lance Taylor <iant@google.com>
6126 * dse.c (struct store_info): Rename bitmap field to bmap. Change
6129 * c-decl.c (in_struct, struct_types): Remove.
6130 (struct c_binding): Add in_struct field.
6131 (c_binding_ptr): Define type, along with VEC.
6132 (struct c_struct_parse_info): Define.
6133 (struct_parse_info): New static variable.
6134 (bind): Initialize in_struct field.
6135 (start_struct): Remove enclosing_in_struct and
6136 enclosing_struct_types parameters. Add
6137 enclosing_struct_parse_info parameter. Change all callers. Set
6138 struct_parse_info rather than in_struct and struct_types.
6139 (grokfield): If -Wc++-compat and there is a symbol binding for the
6140 field name, set the in_struct flag and push it on the
6141 struct_parse_info->fields vector.
6142 (warn_cxx_compat_finish_struct): New static function.
6143 (finish_struct): Remove enclosing_in_struct and
6144 enclosing_struct_types parameters. Add
6145 enclosing_struct_parse_info parameter. Change all callers. Don't
6146 set C_TYPE_DEFINED_IN_STRUCT here. Call
6147 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
6148 parameter. Only push on struct_types if warn_cxx_compat.
6149 (finish_enum): Only push on struct_types if warn_cxx_compat.
6150 (declspecs_add_type): Add loc parameter. Change all callers.
6151 Change all error calls to error_at. Pass loc, not input_location,
6152 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
6153 defined in a struct. If -Wc++-compat and parsing a struct, record
6154 that a typedef name was used.
6155 * c-parser.c (c_parser_declspecs): Get location to pass to
6157 (c_parser_struct_or_union_specifier): Update calls to start_struct
6159 * c-tree.h (struct c_struct_parse_info): Declare.
6160 (finish_struct, start_struct): Update declarations.
6161 (declspecs_add_type): Update declaration.
6163 2009-06-19 Ian Lance Taylor <iant@google.com>
6165 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
6166 variable with an anonymous type.
6168 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
6170 * see.c: Remove for real.
6172 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
6174 * optabs.h (enum optab_index): Add new OTI_significand.
6175 (significand_optab): Define corresponding macro.
6176 * optabs.c (init_optabs): Initialize significand_optab.
6177 * genopinit.c (optabs): Implement significand_optab using
6178 significand?f2 patterns.
6179 * builtins.c (expand_builtin_mathfn): Handle
6180 BUILT_IN_SIGNIFICAND{,F,L}.
6181 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
6182 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
6184 * config/i386/i386.md (significandxf2, significand<mode>2): New
6185 expanders to implement significandf, significand and significandl
6186 built-ins as inline x87 intrinsics.
6188 2009-06-18 Anatoly Sokolov <aesok@post.ru>
6190 * config/avr/avr.c (avr_override_options): Remove setting value of
6191 PARAM_INLINE_CALL_COST.
6193 2009-06-18 Richard Henderson <rth@redhat.com>
6196 * tree-pass.h (TDF_ASMNAME): New.
6197 * tree-dump.c (dump_options): Add asmname.
6198 * doc/invoke.texi: Document it.
6200 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
6201 (dump_decl_name): ...here.
6202 (dump_function_name): New flags arg; mind TDF_ASMNAME.
6203 (dump_generic_node): Update dump_function_name calls.
6204 (print_call_name): New flags arg; update all dump calls.
6205 * diagnostic.h (print_call_name): Update.
6206 * gimple-pretty-print.c (dump_gimple_call): Update.
6208 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
6211 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
6213 2009-06-18 Diego Novillo <dnovillo@google.com>
6215 * doc/plugins.texi: Document plugin_is_GPL_compatible.
6216 * plugin.c (str_license): Declare.
6217 (try_init_one_plugin): Assert that the symbol
6218 'plugin_is_GPL_compatible' exists.
6220 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
6223 * Makefile.in (OBJS-common): Remove see.o.
6225 * common.opt (fsee): Mark as preserved for backward compatibility.
6226 * opts.c (common_handle_option): Add OPT_fsee to the backward
6227 compatibility section.
6228 * passes.c (init_optimization_passes, pass_see): Remove pass.
6229 * timevar.def (TV_SEE): Remove.
6230 * tree-pass.h (pass_see): Remove declaration.
6231 * doc/invoke.texi (-fsee): Remove documentation.
6233 2009-06-18 Martin Jambor <mjambor@suse.cz>
6235 * tree-sra.c: Include statistics.h
6236 (sra_stats): New variable.
6237 (sra_initialize): Clear sra_stats.
6238 (create_access_replacement): Increment sra_stats.replacements.
6239 (get_access_replacement): Do not return twice.
6240 (analyze_all_variable_accesses): Increment statistics counter by the
6241 number of scalarized aggregates.
6242 (generate_subtree_copies): Increment sra_stats.subtree_copies.
6243 (sra_modify_expr): Increment sra_stats.exprs.
6244 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
6245 (sra_modify_assign): Increment sra_stats.exprs,
6246 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
6247 (perform_intra_sra): Update statistics counters.
6248 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
6250 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
6252 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
6253 (arm_scalar_mode_supported_p): New function.
6255 2009-06-18 Paul Brook <paul@codesourcery.com>
6256 Sandra Loosemore <sandra@codesourcery.com>
6258 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
6259 (__extendhfsf2, __truncsfhf2): Define.
6260 * config/arm/fp16.c: New file.
6261 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
6262 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
6264 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
6266 * doc/extend.texi (Half-Precision): New section.
6267 * doc/invoke.texi (Option Summary): List -mfp16-format.
6268 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
6269 * config/arm/arm.opt (mfp16-format=): New.
6270 * config/arm/arm.c: Include intl.h.
6271 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
6272 (TARGET_INVALID_RETURN_TYPE): Redefine.
6273 (TARGET_PROMOTED_TYPE): Redefine.
6274 (TARGET_CONVERT_TO_TYPE): Redefine.
6275 (arm_fp16_format): Define.
6276 (all_fpus): Add entry for neon-fp16.
6277 (fp_model_for_fpu): Likewise.
6278 (struct fp16_format): Declare.
6279 (all_fp16_formats): Define.
6280 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
6282 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
6284 (arm_legitimate_index_p): Treat HFmode like HImode.
6285 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
6286 (coproc_secondary_reload_class): Special-case HFmode.
6287 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
6288 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
6289 (arm_init_fp16_builtins): New.
6290 (arm_init_builtins): Call it.
6291 (arm_invalid_parameter_type): New.
6292 (arm_invalid_return_type): New.
6293 (arm_promoted_type): New.
6294 (arm_convert_to_type).
6295 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
6297 (arm_emit_fp16_const): New function.
6298 (arm_mangle_type): Mangle __fp16 as "Dh".
6299 * config/arm/arm.h (TARGET_VFPD32): Make it know about
6301 (TARGET_NEON_FP16): New.
6302 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
6303 (enum fputype): Add FPUTYPE_NEON_FP16.
6304 (enum arm_fp16_format_type): Declare.
6305 (arm_fp16_format): Declare.
6306 (LARGEST_EXPONENT_IS_NORMAL): Define.
6307 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
6308 * config/arm/arm-modes.def (HFmode): Define.
6309 * config/arm/vfp.md: (*movhf_vfp): New.
6312 * config/arm/arm.md: (fpu): Add neon_fp16.
6313 (floatsihf2, floatdihf2): New.
6314 (fix_trunchfsi2, fix_trunchfdi2): New.
6318 (*arm32_movhf): New.
6319 (*thumb1_movhf): New.
6320 (consttable_2): Add check for HFmode constants.
6321 (consttable_4): Handle HFmode constants.
6323 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
6325 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
6327 2009-06-17 Olivier Hainque <hainque@adacore.com>
6329 * collect2.c (main): Use CONST_CAST2 to perform char ** to
6330 const char ** conversion in AIX specific section.
6332 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
6334 * config/i386/i386.c (ix86_special_builtin_type): Remove
6335 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
6336 (bdesc_special_args): Updated.
6337 (ix86_init_mmx_sse_builtins): Likewise.
6338 (ix86_expand_special_args_builtin): Likewise.
6340 2009-06-17 Richard Henderson <rth@redhat.com>
6342 * tree-pretty-print.c (maybe_dump_asm_name): New.
6343 (dump_decl_name): Use it.
6344 (PRINT_FUNCTION_NAME): Merge into...
6345 (dump_function_name): ... here. Use maybe_dump_asm_name.
6347 2009-06-17 Cary Coutant <ccoutant@google.com>
6349 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
6351 * debug.c (struct gcc_debug_hooks): Change placeholder for
6353 (debug_nothing_int_charstar_int): Replaced by...
6354 (debug_nothing_int_charstar_int_bool): ...this.
6355 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
6356 source_line prototype.
6357 (debug_nothing_int_charstar_int): Replaced by...
6358 (debug_nothing_int_charstar_int_bool): ...this.
6359 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
6360 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
6361 Output is_stmt operand when necessary.
6362 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
6363 (notice_source_line): Add is_stmt parameter.
6364 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
6365 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
6367 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
6368 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
6370 2009-06-17 Ian Lance Taylor <iant@google.com>
6372 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
6374 (struct store_by_pieces_d): Rename from store_by_pieces. Change
6377 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
6379 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
6380 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
6381 tree_strip_sign_nop_conversions and
6382 tree_ssa_strip_useless_type_conversions rather than stripping
6383 the operations here.
6384 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
6386 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
6387 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
6388 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
6389 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
6392 2009-06-17 Michael Eager <eager@eagercon.com>
6394 * config/rs6000/constraints.md (register_constraint "d"): New.
6395 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
6396 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
6397 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
6398 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
6399 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
6400 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
6401 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
6402 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
6403 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
6404 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
6406 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
6407 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
6408 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
6409 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
6410 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
6411 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
6412 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
6413 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
6414 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
6415 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
6416 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
6417 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
6418 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
6419 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
6421 2009-06-16 Ian Lance Taylor <iant@google.com>
6423 * profile.c (total_num_never_executed): Don't define.
6424 (compute_branch_probabilities): Don't count or print
6426 (init_branch_prob): Don't set total_num_never_executed.
6427 (end_branch_prob): Don't print total_num_never_executed.
6429 2009-06-17 David Daney <ddaney@caviumnetworks.com>
6431 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
6433 2009-06-17 David Edelsohn <edelsohn@gnu.org>
6435 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
6436 (nabstd2_fpr): Same.
6438 2009-06-17 Steve Ellcey <sje@cup.hp.com>
6440 * expr.c (expand_assignment): Change complex type check.
6442 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
6444 * doc/plugins.texi (Building GCC plugins): Added new section.
6446 2009-06-17 Ian Lance Taylor <iant@google.com>
6448 * c-pch.c (get_ident): Don't set size of templ array.
6449 (pch_init): Don't set size of partial_pch array.
6451 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
6452 string constant to intialize an array whose size is the length of
6455 2009-06-17 Richard Guenther <rguenther@suse.de>
6457 PR tree-optimization/40389
6458 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
6459 to addressable types.
6460 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
6462 2009-06-17 Richard Guenther <rguenther@suse.de>
6465 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
6466 if there is no evolution of left in the loop bail out.
6467 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
6468 chrec_fold_multiply.
6470 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
6471 Janis Johnson <janis187@us.ibm.com>
6474 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
6475 for the symbol ref of a constant that is the source of a move
6476 - nor for any other not-obvious-label-ref constants.
6478 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
6480 * plugin.c (position_pass): Skip newly inserted pass during list
6481 traversal to avoid repeated insertion.
6483 2009-06-16 Ian Lance Taylor <iant@google.com>
6485 * vec.h (VEC_stack_alloc): Define different version if
6486 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
6487 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
6488 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
6489 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6491 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
6493 * config.gcc (extra_headers): Add ia32intrin.h for x86.
6495 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
6496 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
6497 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
6498 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
6499 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
6500 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
6501 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
6502 (bdesc_special_args): Add __builtin_ia32_rdtsc and
6503 __builtin_ia32_rdtscp.
6504 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
6505 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
6506 and __builtin_ia32_rorhi.
6507 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
6508 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
6509 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
6510 (ix86_expand_args_builtin): Likewise.
6511 (ix86_expand_special_args_builtin): Likewise.
6513 * config/i386/i386.md (UNSPECV_RDTSCP): New.
6514 (UNSPECV_RDTSC): Likewise.
6515 (UNSPECV_RDPMC): Likewise.
6516 (*bsr): Renamed to ...
6518 (*bsr_rex64): Renamed to ...
6522 (*rdpmc_rex64): Likewise.
6525 (*rdtsc_rex64): Likewise.
6527 (*rdtscp): Likewise.
6528 (*rdtscp_rex64): Likewise.
6530 * config/i386/ia32intrin.h: New.
6532 * config/i386/x86intrin.h: Include <ia32intrin.h>.
6534 2009-06-16 Ian Lance Taylor <iant@google.com>
6536 * ira-build.c (copy_info_to_removed_store_destinations):
6537 Initialize parent_a.
6539 2009-06-16 Ian Lance Taylor <iant@google.com>
6541 * c-decl.c (grokdeclarator): Change size_varies to bool.
6543 2009-06-16 Ian Lance Taylor <iant@google.com>
6545 * sel-sched.c: Make forward declarations of move_op_hooks and
6546 fur_hooks explicitly extern.
6548 2009-06-16 Ian Lance Taylor <iant@google.com>
6550 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
6551 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
6553 2009-06-16 Ian Lance Taylor <iant@google.com>
6555 * resource.c (mark_referenced_resources): Change
6556 include_delayed_effects parameter to bool. Change all callers.
6557 (mark_end_of_function_resources): Likewise.
6558 * reorg.c (insn_references_resource_p): Likewise.
6559 (insn_sets_resource_p): Likewise.
6560 * resource.h (mark_referenced_resources): Update declaration.
6561 (mark_end_of_function_resources): Update declaration.
6563 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6565 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
6567 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6569 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
6570 GCC can bootstrap on AIX with GNU Binutils 2.20.
6572 2009-06-16 Ian Lance Taylor <iant@google.com>
6574 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
6576 2009-06-16 Ian Lance Taylor <iant@google.com>
6578 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
6579 inline, not extern inline.
6580 (exact_log2): Likewise.
6581 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
6583 (exact_log2): Likewise, but don't test CTZ_HWI.
6585 2009-06-16 Ian Lance Taylor <iant@google.com>
6587 * bitmap.c (bitmap_clear): Don't declare as inline.
6588 * gimple.c (gimplify_assign): Likewise.
6589 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6590 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
6591 (sched_scan_info): Remove duplicate definition.
6593 2009-06-16 Ian Lance Taylor <iant@google.com>
6595 * c-common.c (skip_evaluation): Don't define.
6596 (c_inhibit_evaluation_warnings): Define global variable.
6597 (overflow_warning): Check c_inhibit_evaluation_warnings rather
6598 than skip_evaluation.
6599 (convert_and_check, warn_for_div_by_zero): Likewise.
6600 * c-common.h (skip_evaluation): Don't declare.
6601 (c_inhibit_evaluation_warnings): Declare.
6602 * c-parser.c (c_parser_typeof_specifier): Set
6603 c_inhibit_evaluation_warnings rather than skip_evaluation.
6604 (c_parser_conditional_expression): Likewise.
6605 (c_parser_binary_expression): Likewise.
6606 (c_parser_sizeof_expression): Likewise.
6607 (c_parser_alignof_expression): Likewise.
6608 * c-typeck.c (build_indirect_ref): Check
6609 c_inhibit_evaluation_warnings rather than skip_evaluation.
6610 (build_conditional_expr, build_binary_op): Likewise.
6612 2009-06-16 Richard Guenther <rguenther@suse.de>
6614 * tree-ssa-alias.c (is_escape_site): Remove.
6615 * tree-ssa-alias.h (enum escape_type): Remove.
6616 (is_escape_site): Likewise.
6617 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
6618 via casts and asms without deferring to is_escape_site.
6620 2009-06-16 Jakub Jelinek <jakub@redhat.com>
6623 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
6624 use gen_lowpart if op0 has complex mode.
6626 2009-06-16 Richard Guenther <rguenther@suse.de>
6628 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
6629 variables add them to ESCAPED.
6630 (find_func_aliases): Do not make all indirectly stored values escaped.
6632 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
6634 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
6637 2009-06-16 Martin Jambor <mjambor@suse.cz>
6639 PR tree-optimization/40432
6640 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
6641 check whether we need to force gimple register operand.
6643 2009-06-16 Martin Jambor <mjambor@suse.cz>
6645 PR tree-optimization/40413
6646 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
6647 build_ref_for_offset.
6648 (propagate_subacesses_accross_link): Fix a typo in a comment.
6650 2009-06-16 Ira Rosen <irar@il.ibm.com>
6652 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6653 with additional parameter.
6654 * tree-vectorizer.h (enum vect_def_type): Add new value
6656 (enum vect_relevant): Add comments.
6657 (vect_is_simple_reduction): Add new argument.
6658 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
6659 Detect nested cycles.
6660 (vect_is_simple_reduction): Update documentation, add an argument to
6661 distinguish inner-loop reduction from nested cycle, detect nested
6662 cycles, fix printings and indentation, don't swap operands in case
6664 (get_initial_def_for_reduction): Handle subtraction.
6665 (vect_create_epilog_for_reduction): Add new argument to specify
6667 (vect_finalize_reduction): Handle subtraction, fix comments.
6668 (vectorizable_reduction): Handle nested cycles. In case of nested
6669 cycle keep track of the reduction variable position. Call
6670 vect_is_simple_reduction with additional parameter. Use original
6671 statement code in reduction epilogue for nested cycle. Call
6672 vect_create_epilog_for_reduction with additional parameter.
6673 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
6674 inner-loop vectorization.
6675 (vect_recog_widen_sum_pattern): Likewise.
6676 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
6678 (vect_mark_stmts_to_be_vectorized): Likewise.
6679 (vect_get_vec_def_for_operand): Handle nested cycles.
6681 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6683 * doc/invoke.texi (Debugging Options): Fix option index entries
6684 for -fdump-statistics, -frandom-seed add entries for
6685 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
6686 (FRV Options): Fix entries for -mTLS, -mtls.
6687 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
6688 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
6689 (M68hc1x Options): Fix @itemx for -mnominmax.
6690 (MCore Options): Fix entry for -mno-lsim.
6691 (MMIX Options): Fix entry for -mabi=mmixware.
6692 (PDP-11 Options): Fix entry for -mbcopy-builtin.
6694 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
6696 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
6697 Mention the plugin mode of gengtype.
6698 * doc/gty.texi (Source Files Containing Type Information): Likewise.
6699 * gengtype.c: Updated copyright.
6700 (plugin_files, nb_plugin_files) Added new static variables.
6701 (measure_input_list) Care about plugin_files.
6702 (write_rtx_next): Added early return in plugin mode.
6703 (create_file): Updated copyright year in generated file. Added
6705 (oprintf): Added early return if NULL outf.
6706 (get_output_file_with_visibility): Care of plugin_files.
6707 (get_output_file_name): May return null.
6708 (write_local): Added early return.
6709 (put_mangled_filename): Ditto.
6710 (finish_root_table): Added check for base_files.
6711 (write_roots): Care about null when plugins.
6712 (main): Added plugin mode.
6714 2009-06-15 Ian Lance Taylor <iant@google.com>
6716 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6717 * gcov.c (read_count_file): Add braces around variables declared
6720 * c.opt (Wjump-misses-init): New warning.
6721 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6722 -Wall and -Wc++-compat if not already set.
6723 (c_common_post_options): Clear warn_jump_misses_init if it was not
6725 * c-decl.c (struct c_binding): Change type field to a union with
6726 new label field. Make it the first field in the struct. Update
6727 references to type to use u.type instead.
6728 (struct c_spot_bindings): Define.
6729 (struct c_goto_bindings): Define.
6730 (c_goto_bindings_p): Define, along with VECs.
6731 (struct c_label_vars): Define.
6732 (struct c_scope): Add has_label_bindings field.
6733 (bind_label, set_spot_bindings): New static functions.
6734 (decl_jump_unsafe, update_spot_bindings): New static functions.
6735 (update_label_decls): New static function.
6736 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6737 Update binding u.label field to shadowed field.
6738 (c_binding_start_stmt_expr): New function.
6739 (c_binding_end_stmt_expr): New function.
6740 (pushdecl): Don't call c_begin_vm_scope.
6741 (make_label): Add defining and p_label_vars parameters. Change
6743 (lookup_label): Correct test for whether a label has not yet been
6744 defined. Call bind_label rather than bind.
6745 (warn_about_goto): New static function.
6746 (lookup_label_for_goto): New function.
6747 (declare_label): Call bind_label rather than bind.
6748 (check_earlier_gotos): New static function.
6749 (define_label): Don't give errors about jumping into statement
6750 expressions or scopes of variably modified types. Call
6751 set_spot_bindings and check_earlier_gotos. Call bind_label
6752 instead of bind. Don't set label_context_stack_se or
6753 label_context_stack_vm.
6754 (c_get_switch_bindings): New function.
6755 (c_release_switch_bindings): New function.
6756 (c_check_switch_jump_warnings): New function.
6757 (start_function): Don't set label_context_stack_se or
6758 label_context_stack_vm.
6759 (finish_function): Likewise.
6760 * c-typeck.c (label_context_stack_se): Don't define.
6761 (label_context_stack_vm): Don't define.
6762 (c_finish_goto_label): Call lookup_label_for_goto rather than
6763 lookup_label. Don't give errors about jumping into a statement
6764 expression or the scope of a variably modified type. Don't set
6765 label_context_stack_se or label_context_stack_vm.
6766 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6767 fields. Add bindings field.
6768 (c_start_case): Don't set deleted fields. Set bindings field.
6769 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6770 or blocked_vm. Call c_check_switch_jump_warnings.
6771 (c_finish_case): Don't test blocked_stmt_expr field. Call
6772 c_release_switch_bindings.
6773 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6774 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6775 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6776 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6777 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6778 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6779 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6780 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6781 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6782 (C_DECL_UNJUMPABLE_VM): Don't define.
6783 (C_DECL_UNDEFINABLE_VM): Don't define.
6784 (struct c_label_list): Don't define.
6785 (struct c_label_context_se): Don't define.
6786 (struct c_label_context_vm): Don't define.
6787 (struct c_spot_bindings): Declare.
6788 (c_bindings_start_stmt_expr): Declare.
6789 (c_bindings_end_stmt_expr): Declare.
6790 (lookup_label_for_goto): Declare.
6791 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6792 (c_check_switch_jump_warnings): Declare.
6793 (label_context_stack_se, label_context_stack_vm): Don't declare.
6794 (c_finish_goto_label): Update declaration.
6795 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6796 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6797 (Warning Options): Document -Wjump-misses-init.
6799 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6801 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6804 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6806 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6808 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6810 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6812 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6814 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6816 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6818 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6819 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6820 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6821 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6822 * dwarf2asm.c (dw2_force_const_mem): Update call to
6824 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6825 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6826 * langhooks.c (lhd_comdat_group): Remove.
6827 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6828 * tree.h (DECL_COMDAT_GROUP): New.
6829 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6830 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6831 (make_decl_one_only): Change signature.
6832 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6834 (make_decl_one_only): Change signature.
6835 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6837 2009-06-15 Richard Guenther <rguenther@suse.de>
6840 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6842 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6844 * tree-ssa-math-opts.c: Remove extra divide.
6846 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6848 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6850 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6852 * passes.c: Add bswap pass.
6853 * tree-pass.h: Add pass_optimize_bswap declaration.
6854 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6855 Include rtl.h, expr.h and optabs.h for optab_handler check.
6856 (struct symbolic_number, pass_optimize_bswap): New definition.
6857 (do_shift_rotate, verify_symbolic_number_p): New functions.
6858 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6859 (gate_optimize_bswap): New function.
6860 * tree.c (widest_int_cst_value): New function.
6861 * tree.h (widest_int_cst_value): Prototype added.
6863 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6865 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6866 REG_EQUAL/REG_EQUIV notes.
6868 2009-06-14 Richard Guenther <rguenther@suse.de>
6871 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6872 has its address taken if NRV was applied and it is addressable.
6873 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6874 function split out from ...
6875 (get_constraint_for_1): ... here.
6876 (handle_rhs_call): Use it to mark the return slot escaped if
6877 it is addressable and NRV was applied.
6879 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6881 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6882 Change first argument type to location_t.
6883 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6884 Do not set input_location.
6885 Use loc instead of input_location throughout.
6887 2009-06-13 Richard Guenther <rguenther@suse.de>
6889 PR tree-optimization/40421
6890 * tree-predcom.c (should_unroll_loop_p): Remove.
6891 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6893 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6895 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6896 Add location argument.
6898 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6900 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6902 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6903 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6904 * config/spu/spu-protos.h: Add location to
6905 spu_resolve_overloaded_builtin.
6906 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6907 spu_build_builtin_va_list.
6908 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6909 argument. Pass location to build_function_call_vec.
6910 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6912 (emit_fpu_switch): Same.
6913 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6914 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6915 to build_decl and create_artificial_label.
6916 (xtensa_gimplify_va_arg_expr): Same.
6917 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6918 (xstormy16_gimplify_va_arg_expr): Same.
6919 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6920 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6921 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6922 (mips16_build_function_stub): Same.
6923 (mips16_build_call_stub): Same.
6925 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6928 * arm/constraints.md (Pa, Pb): New constraints.
6929 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6930 split pattern to deal with them.
6932 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6934 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6935 fix index entry for -Xpreprocessor.
6937 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6939 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6940 Add location argument to build_decl call.
6941 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6942 (rs6000_init_builtins): Same.
6943 (spe_init_builtins): Same.
6944 (rs6000_gimplify_va_arg): Add location argument to
6945 create_artificial_label call.
6947 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6949 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6950 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6951 * Makefile.in: Fix GGC dependency for gcse.o.
6953 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6955 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6956 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6957 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6959 * c-parser.c (c_parser_binary_expression): Use current column while
6960 building binary operations.
6961 * common.opt (fshow-column): Enable by default.
6962 * tree-vrp.c (check_array_ref): Use warning_at.
6963 (check_array_bounds): Use location from call back if expr has no
6965 * tree.h: Add location argument to maybe_fold_*.
6966 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6967 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6968 (maybe_fold_offset_to_component_ref): Same.
6969 (maybe_fold_offset_to_reference): Same.
6970 (maybe_fold_offset_to_address): Same.
6971 (maybe_fold_stmt_indirect): Same.
6972 (maybe_fold_stmt_addition): Same.
6973 (fold_stmt_r): Pass location to maybe_fold_*.
6974 (fold_gimple_assign): Same.
6975 * c-tree.h: Add location argument to finish_decl,
6976 default_function_array_conversion, store_init_value.
6977 * c-decl.c (define_label): Use error_at.
6978 (c_make_fname_decl): Pass location to finish_decl.
6979 (finish_decl): New location argument.
6980 (build_compound_literal): Pass location to store_init_value.
6981 (grokdeclarator): Pass location to finish_decl.
6983 * c-typeck.c (array_to_pointer_conversion): New location argument.
6984 (function_to_pointer_conversion): Same.
6985 (default_function_array_conversion): Same.
6986 (parser_build_unary_op): Pass location to overflow_warning.
6987 (parser_build_binary_op): Same. Use warning_at.
6988 (build_unary_op): Pass location to array_to_pointer_conversion.
6989 (build_c_cast): Pass location to digest_init.
6990 (build_modify_expr): New location argument.
6991 (convert_for_assignment): Same.
6992 (store_init_value): Same.
6993 (digest_init): Same.
6994 (output_init_element): Pass location to digest_init and
6995 array_to_pointer_conversion.
6996 (c_finish_return): Pass location to convert_for_assignment.
6997 * gimplify.c (gimplify_conversion): Pass location to
6998 maybe_fold_offset_to_address.
6999 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
7000 to maybe_fold_stmt_addition.
7001 * c-omp.c (c_finish_omp_atomic): Pass new location to
7003 (c_finish_omp_for): Same.
7004 * c-common.c (overflow_warning): New argument.
7005 * c-common.h: New argument to build_modify_expr, overflow_warning.
7006 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
7008 (c_parser_initializer): Pass location to
7009 default_function_array_conversion.
7010 (c_parser_initelt): Same.
7011 (c_parser_initval): Same.
7012 (c_parser_asm_operands): Same.
7013 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
7014 (c_parser_conditional_expression): Same.
7015 (c_parser_binary_expression): Add location info to stack. Use it.
7016 (c_parser_unary_expression): Pass location to
7017 default_function_array_conversion, parser_build_unary_op,
7018 build_indirect_ref, c_parser_postfix_expression_after_primary.
7019 (c_parser_postfix_expression_after_primary): New location argument.
7021 (c_parser_expression_conv): Pass location to
7022 default_function_array_conversion.
7023 (c_parser_expr_list): Same.
7024 (c_parser_omp_atomic): Same.
7025 (c_parser_omp_for_loop): Same.
7026 * c-tree.h: (struct c_declarator): Add comment to id_loc.
7027 (build_array_declarator): New argument.
7028 * c-decl.c (build_array_declarator): Add location argument.
7029 (grokdeclarator): Set id_loc for cdk_array.
7030 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
7031 build_array_declarator.
7032 * tree.c (build_omp_clause): Add location argument.
7033 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
7034 (OMP_CLAUSE_LOCATION): New macro.
7035 (struct tree_omp_clause): Add location field.
7036 (build_omp_clause): Add argument.
7037 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
7038 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
7040 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
7041 (cp_parser_omp_clause_collapse): Same.
7042 (cp_parser_omp_clause_default): Same.
7043 (cp_parser_omp_clause_if): Same.
7044 (cp_parser_omp_clause_nowait): Same.
7045 (cp_parser_omp_clause_num_threads): Same.
7046 (cp_parser_omp_clause_ordered): Same.
7047 (cp_parser_omp_clause_schedule): Same.
7048 (cp_parser_omp_clause_untied): Same.
7049 (cp_parser_omp_for_loop): Same.
7050 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
7051 * c-tree.h (c_start_case): Add location argument.
7052 (c_process_expr_stmt): Same.
7053 (c_finish_goto_*): Same.
7054 * tree-parloops.c (initialize_reductions): Pass location to
7056 (create_parallel_loop): Same.
7057 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
7058 (gfc_trans_omp_reduction_list): Same.
7059 (gfc_trans_omp_clauses): Same.
7060 (gfc_trans_omp_do): Same.
7061 * c-typeck.c (c_finish_goto_label): Same.
7062 (c_finish_goto_ptr): New location argument.
7063 (c_start_case): Same.
7064 (emit_side_effect_warnings): Same.
7065 (c_process_expr_stmt): Same.
7066 (c_finish_stmt_expr): Same.
7067 (c_finish_omp_clauses): Use error_at instead of error.
7068 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
7070 * c-omp.c (c_split_parallel_clauses): New location argument.
7071 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
7072 to build_omp_clause.
7073 (convert_local_reference_stmt): Same.
7074 (convert_gimple_call): Same.
7075 * c-common.h (c_split_parallel_clauses): New argument.
7076 * c-parser.c (c_parser_statement_after_labels): Pass location to
7077 c_finish_goto_label.
7078 (c_parser_switch_statement): Pass location to c_start_case.
7079 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
7080 and c_process_expr_stmt.
7081 (c_parser_omp_variable_list): Add location argument.
7082 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
7083 (c_parser_omp_clause_default): Same.
7084 (c_parser_omp_clause_if): Same.
7085 (c_parser_omp_clause_num_threads): Same.
7086 (-c_parser_omp_clause_ordered): Same.
7087 (c_parser_omp_clause_reduction): Pass location to
7088 c_parser_omp_variable_list.
7089 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
7090 (c_parser_omp_clause_untied): Same.
7091 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
7092 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
7094 * c-tree.h (check_for_loop_decls, undeclared_variable,
7095 build_component_ref, build_array_ref, build_external_ref,
7096 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
7097 build_conditional_expr, build_compound_expr, c_cast_expr,
7098 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
7099 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
7101 * c-semantics.c (build_stmt): Same.
7102 (build_case_label): Same.
7103 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
7104 (undeclared_variable): New argument.
7106 (lookup_label): Pass location on down.
7107 (define_label): Same.
7108 (finish_decl): Same.
7109 (build_compound_literal): Same.
7110 (finish_struct): Same.
7111 (finish_function): Do not set location here.
7112 (check_for_loop_decls): New argument.
7113 * tree.c (save_expr): Set location.
7114 (build_empty_stmt): New argument.
7115 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
7116 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
7117 * builtins.c (gimplify_va_arg_expr): Use locations.
7118 (expand_builtin_sync_operation): Same.
7119 * c-typeck.c (build_component_ref): New argument.
7120 (build_array_ref): Same.
7121 (build_external_ref): Same.
7122 (c_expr_sizeof_expr): Same.
7123 (c_expr_sizeof_type): Same.
7124 (parser_build_unary_op): Same.
7125 (build_conditional_expr): Same.
7126 (build_compound_expr): Pass location on down.
7127 (build_compound_expr): New argument.
7128 (build_c_cast): Same.
7129 (c_cast_expr): Same.
7130 (build_asm_expr): Same.
7131 (c_finish_return): Same.
7132 (c_process_expr_stmt): Pass location on down.
7133 (c_finish_stmt_expr): New argument.
7134 (push_clenaup): Same.
7135 (c_finish_omp_parallel): Same.
7136 (c_finish_omp_task): Same.
7137 * gimplify.c (gimplify_call_expr): Pass location on down.
7138 * c-omp.c (c_finish_omp_master): New argument.
7139 (c_finish_omp_critical): Same.
7140 (c_finish_omp_ordered): Same.
7141 (c_finish_omp_barrier): Same.
7142 (-c_finish_omp_taskwait): Same.
7143 (c_finish_omp_atomic): Same.
7144 (c_finish_omp_flush): Same.
7145 * tree-inline.c (copy_tree_body_r): Pass location on down.
7146 (inline_forbidden_p): Remove use of input_location.
7147 * c-gimplify.c (c_build_bind_expr): New argument.
7148 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
7149 (c_sizeof_or_alignof_type): New argument.
7150 (c_alignof_expr): Same.
7151 (build_va_arg): Same.
7152 (c_add_case_label): Same.
7153 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
7154 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
7155 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
7156 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
7157 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
7158 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
7160 * stub-objc.c (objc_build_selector_expr): Same.
7161 (objc_build_throw_stmt): Same.
7162 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
7163 (c_parser_initelt): Same.
7164 (c_parser_compound_statement): Same.
7165 (c_parser_compound_statement_nostart): Same.
7166 (c_parser_label): Same.
7167 (c_parser_statement_after_labels): Same.
7168 (c_parser_if_body): Same.
7169 (c_parser_else_body): Same.
7170 (c_parser_if_statement): Same.
7171 (c_parser_switch_statement): Same.
7172 (c_parser_while_statement): Same.
7173 (c_parser_do_statement): Same.
7174 (c_parser_for_statement): Same.
7175 (c_parser_asm_statement): Same.
7176 (c_parser_conditional_expression): Same.
7177 (c_parser_binary_expression): Same.
7178 (c_parser_cast_expression): Same.
7179 (c_parser_unary_expression): Same.
7180 (c_parser_sizeof_expression): Same.
7181 (c_parser_alignof_expression): Same.
7182 (c_parser_postfix_expression): Same.
7183 (c_parser_expression): Same.
7184 (c_parser_objc_receiver): Same.
7185 (c_parser_omp_variable_list): Same.
7186 (c_parser_omp_structured_block): Same.
7187 (c_parser_omp_atomic): New argument.
7188 (c_parser_omp_barrier): Same.
7189 (c_parser_omp_critical): Same.
7190 (c_parser_omp_flush): Pass location on down.
7191 (c_parser_omp_for_loop): New argument.
7192 (c_parser_omp_for): Same.
7193 (c_parser_omp_master): Same.
7194 (c_parser_omp_ordered): Same.
7195 (c_parser_omp_sections_scope): Same.
7196 (c_parser_omp_sections): Same.
7197 (c_parser_omp_parallel): Same.
7198 (c_parser_omp_single): Same.
7199 (c_parser_omp_task): Same.
7200 (c_parser_omp_taskwait): Pass location on down.
7201 (c_parser_omp_construct): Same.
7202 (c_parser_omp_threadprivate): Same.
7203 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
7204 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
7205 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
7206 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
7207 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
7208 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
7209 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
7210 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
7211 config/i386/i386.c, stmt.c:
7212 Add location argument to the following function definitions and/or
7213 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
7214 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
7215 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
7216 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
7217 do_case, c_finish_bc_stmt, build_compound_literal,
7218 build_function_call.
7219 * c-decl.c (build_compound_literal): Add location argument.
7220 Make all diagnostic calls use location.
7221 (start_struct): Same.
7222 (finish_struct): Same.
7224 (build_enumerator): Same.
7225 (start_function): Same.
7226 (grokdeclarator): Make all diagnostic calls use location.
7227 (store_parm_decls_oldstyle): Same.
7228 * c-typeck.c (build_function_call): Add location argument.
7229 Make all diagnostic calls use location.
7231 (c_finish_bc_stmt): Same.
7232 * tree-nested.c (get_trampoline_type): Add argument.
7233 Pass location to build_decl.
7234 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
7235 * rtl.h (RTL_LOCATION): New.
7236 * c-common.c (c_add_case_label): Add location argument.
7237 Make all diagnostic calls use location.
7238 * c-common.h: Add location argument to make_fname_decl, do_case,
7239 c_add_case_label, build_function_call, resolve_overloaded_builtin.
7240 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
7241 Set it appropriately for every case. Pass enum_loc to start_enum
7242 call. Pass value_loc first to build_enumerator. Pass enum_loc to
7244 (c_parser_struct_or_union_specifier): Save location. Use it for
7245 start_struct, finish_struct, and parser_xref_tag.
7247 2009-06-12 Ian Lance Taylor <iant@google.com>
7249 * fold-const.c (fold_unary): Rename local variable and to and_expr.
7251 * c-opts.c (c_common_handle_option): For -Wc++-compat set
7252 cpp_opts->warn_cxx_operator_names.
7254 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7257 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
7258 is returns NULL and OP is a VCE, look through the VCE.
7260 2009-06-12 Ian Lance Taylor <iant@google.com>
7263 * collect2.c (main): Use CONST_CAST2 in code inside #if
7264 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
7266 2009-06-12 Joey Ye <joey.ye@intel.com>
7269 * cfgexpand.c (get_decl_align_unit): Update
7270 max_used_stack_slot_alignment with align instead of
7271 stack_alignment_needed.
7273 * function.c (assign_stack_local_1): Update
7274 max_used_stack_slot_alignment with alignment_in_bits instead
7275 of stack_alignment_needed.
7276 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
7279 2009-06-12 Jakub Jelinek <jakub@redhat.com>
7281 * dwarf2out.c (last_var_location_insn): New variable.
7282 (dwarf2out_end_epilogue): Clear last_var_location_insn.
7283 (dwarf2out_var_location): Don't record anything after last real
7284 insn. Only change labels if there were any real instructions
7285 in between last note and this one, or if changed sections.
7287 2009-06-11 Richard Henderson <rth@redhat.com>
7289 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
7290 note when storing the frame pointer in a register.
7291 (FRP): Don't redefine to nothing for epilogue.
7292 (alpha_expand_epilogue): Mark register and sp restores.
7293 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
7295 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
7296 when gen_lowpart is needed.
7298 2009-06-11 Richard Henderson <rth@redhat.com>
7300 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
7302 * dwarf2out.c (need_data_align_sf_opcode): New.
7303 (div_data_align): Move earlier.
7304 (def_cfa_1, reg_save): Use it.
7306 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
7308 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
7309 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
7310 (ix86_handle_option): Handle OPT_mcrc32.
7311 (ix86_target_string): Add -mcrc32.
7312 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
7314 * config/i386/i386.h (TARGET_CRC32): New.
7316 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
7317 (sse4_2_crc32di): Likewise.
7319 * config/i386/i386.opt (mcrc32): New.
7321 * doc/invoke.texi: Document -mcrc32.
7323 2009-06-11 Richard Henderson <rth@redhat.com>
7325 * common.opt (gdwarf-): Accept a version number.
7326 * doc/invoke.texi (gdwarf-): Update docs.
7327 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
7328 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
7329 version level, and record it.
7331 * dwarf2.h (DW_CIE_VERSION): Remove.
7332 * dwarf2out.c (DWARF_VERSION): Remove.
7333 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
7334 (output_call_frame_info): Use CIE version 3 for dwarf3,
7335 or if the return register column is out of range for version 1.
7336 (dwarf_stack_op_name): Add all dwarf3 values.
7337 (DEBUG_PUBTYPES_SECTION): New.
7338 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
7339 encoding change for dwarf3.
7340 (output_die) [dw_val_class_die_ref]: Likewise.
7341 (output_compilation_unit_header): Emit correct version for dwarf3.
7342 (output_line_info): Likewise.
7343 (output_pubnames): Update for DWARF_VERSION removal.
7344 (output_aranges): Likewise.
7345 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
7346 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
7347 (dwarf2out_finish): Likewise.
7349 2009-06-11 David Daney <ddaney@caviumnetworks.com>
7351 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
7354 2009-06-11 David Daney <ddaney@caviumnetworks.com>
7357 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
7358 * builtins.c (expand_builtin_unreachable): New function.
7359 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
7360 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
7361 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
7363 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
7364 searching for missing barriers.
7366 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7368 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
7369 when -fprofile-generate* was passed.
7370 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7372 2009-06-11 Anthony Green <green@moxielogic.com>
7374 * config/moxie/moxie.md: Define length attribute for all instructions.
7376 (*b<cond:code>): Support limited branch ranges for new PC-relative
7377 branch instructions.
7378 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
7380 2009-06-11 Jakub Jelinek <jakub@redhat.com>
7382 * config/i386/i386.c (min_insn_size): Use get_attr_length
7383 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
7386 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
7387 instead of emit_insn_before.
7389 2009-06-10 Ian Lance Taylor <iant@google.com>
7392 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
7395 2009-06-10 Revital Eres <eres@il.ibm.com>
7397 * passes.c (init_optimization_passes): Reschedule
7398 predictive-commoning pass before complete unroll pass.
7400 2009-06-10 Martin Jambor <mjambor@suse.cz>
7402 * cgraph.c (cgraph_node_can_be_local_p): New function.
7403 (cgraph_make_node_local): New function.
7404 * cgraph.h (cgraph_node_can_be_local_p): Declare.
7405 (cgraph_make_node_local): Declare.
7407 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
7409 * tree.h (tree_base): Add packed_flag and user_align fields.
7410 Decrease size of spare field.
7411 (TYPE_USER_ALIGN): Use user_align from tree_base.
7412 (DECL_USER_ALIGN): Likewise.
7413 (TYPE_PACKED): Use packed_flag from tree_base.
7414 (DECL_PACKED): Likewise.
7415 (tree_type): Delete packed_flag and user_align fields. Widen
7416 precision field. Widen mode field and shuffle fields to align
7417 mode on an 8-bit boundary.
7418 (tree_decl_common): Delete decl_flag_1 and user_align fields.
7419 Renumber decl_flag_* fields. Fix comments. Widen
7420 decl_common_unused field.
7421 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
7422 (DECL_EXTERNAL): Likewise.
7423 (DECL_BIT_FIELD): Likewise.
7424 (DECL_NONADDRESSABLE_P): Likewise.
7425 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
7426 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
7428 2009-06-10 Ian Lance Taylor <iant@google.com>
7430 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
7431 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
7432 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
7433 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
7434 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
7435 DEF_VEC_ALLOC_FUNC_P.
7436 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
7437 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
7438 DEF_VEC_ALLOC_FUNC_O.
7439 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
7440 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
7441 DEF_VEC_ALLOC_FUNC_I.
7442 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
7443 (vec_stack_p_reserve_exact_1): Declare.
7444 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
7445 (vec_stack_free): Declare.
7446 (VEC_stack_alloc): Define.
7447 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
7448 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
7449 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
7450 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
7452 (stack_vecs): New static variable.
7453 (vec_stack_p_reserve_exact_1): New function.
7454 (vec_stack_o_reserve_1): New static function.
7455 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
7456 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
7457 (vec_stack_free): New function.
7458 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
7459 (VEC_df_ref_stack_alloc): Define.
7460 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
7461 DEF_VEC_ALLOC_P_STACK.
7462 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
7463 (struct df_collection_rec): Change _vec fields to VEC. Remove
7465 (df_free_collection_rec): Adjust for new fields.
7466 (df_insn_rescan): Use new df_collection_rec fields.
7467 (df_notes_rescan, df_canonize_collection_rec): Likewise.
7468 (df_ref_create_structure, df_ref_record): Likewise.
7469 (df_get_conditional_uses, df_get_call_refs): Likewise.
7470 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
7471 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
7472 (df_record_exit_block_uses, df_bb_verify): Likewise.
7473 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
7474 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
7475 Remove count parameter. Change return type to void. Change all
7477 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
7478 Remove count parameter. Change return type to void. Change all
7480 (df_install_refs): Change old_vec parameter to VEC. Remove count
7481 parameter. Change all callers.
7482 (df_install_mws): Change old_vec parameter to VEC. Remove count
7483 parameter. Change all callers.
7484 (df_refs_verify): Change new_rec parameter to VEC. Change call
7486 (df_mws_verify): Likewise.
7488 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
7490 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
7492 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
7494 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
7496 2009-06-10 Anthony Green <green@moxielogic.com>
7498 * config/moxie/crti.asm: New file.
7499 * config/moxie/crtn.asm: New file.
7500 * config/moxie/moxie.c: New file.
7501 * config/moxie/moxie.h: New file.
7502 * config/moxie/sfp-machine.h: New file.
7503 * config/moxie/moxie-protos.h: New file.
7504 * config/moxie/t-moxie: Created.
7505 * config/moxie/t-moxie-softfp: Created.
7506 * config/moxie/moxie.md: Created.
7507 * config/moxie/constraints.md: Created.
7508 * config.gcc: Add moxie support.
7509 * doc/md.texi (Machine Constraints): Add moxie constraints.
7510 * doc/contrib.texi (Contributors): Mention moxie port.
7511 * doc/install.texi (Specific): Mention the moxie port.
7513 2009-06-09 Ian Lance Taylor <iant@google.com>
7515 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
7517 * optabs.c (optab_table): Only use designated initializers if
7518 HAVE_DESIGNATED_INITIALIZERS is defined.
7519 (convert_optab_table): Likewise.
7520 (init_optabs): Always call init_insn_codes if
7521 HAVE_DESIGNATED_INITIALIZERS is not defined.
7523 2009-06-09 Ian Lance Taylor <iant@google.com>
7525 * targhooks.c (default_builtin_vectorized_function): Change fn
7526 parameter to unsigned int.
7527 (default_builtin_vectorized_conversion): Change code parameter to
7529 (default_builtin_reciprocal): Change fn parameter to unsigned int.
7530 * targhooks.h: Update declarations.
7531 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
7532 parameter to unsigned int.
7534 * c-typeck.c (comptypes_check_enum_int): New static function.
7535 (comptypes_internal): Add enum_and_int_p parameter. Change all
7537 (comp_target_types): Add location parameter. Change all callers.
7538 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
7540 (function_types_compatible_p, type_lists_compatible_p): Likewise.
7541 (build_conditional_expr): Add colon_loc parameter. Change all
7543 (convert_for_assignment): Add location parameter. Change all callers.
7544 * c-parser.c (c_parser_conditional_expression): Pass location of
7545 colon to build_conditional_expr.
7546 * c-tree.h (build_conditional_expr): Update declaration.
7548 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7550 * graphite.c: Revert previous patch.
7552 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7555 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7557 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
7559 * tree-ssa-loop-prefetch.c
7560 (loop_prefetch_arrays): Fixed a portability problem in printf format
7563 2009-06-09 Martin Jambor <mjambor@suse.cz>
7565 PR tree-optimization/40351
7566 * tree-sra.c (propagate_subacesses_accross_link): Check that a
7567 refrence to a potential artifical subaccess can be constructed.
7569 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7571 * config/sh/sh-protos.h (sh_optimization_options): Declare.
7572 (sh_override_options): Likewise.
7573 * config/sh/sh.c: Include params.h.
7574 (sh_optimization_options): New.
7575 (sh_override_options): Likewise.
7576 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
7577 (OVERRIDE_OPTIONS): Use sh_override_options.
7579 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7581 * dwarf2out.c (emit_cfa_remember): New variable.
7582 (add_fde_cfi): If emit_cfa_remember, recurse to add
7583 DW_CFA_remember_state first.
7584 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
7585 instead just set emit_cfa_remember.
7587 2009-06-08 Jan Hubicka <jh@suse.cz>
7590 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
7592 2009-06-08 Jan Hubicka <jh@suse.cz>
7595 * cgraphunit.c (save_inline_function_body): Do not copy transform
7596 hooks for saved inline bodies.
7597 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
7600 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
7602 * jump.c (returnjump_p): Handle delayed branches. Add missing
7605 2009-06-08 Jan Hubicka <jh@suse.cz>
7608 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
7609 original node might've been modified.
7610 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
7612 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7614 * tree-object-size.c (addr_object_size): Add OSI argument.
7615 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
7616 (compute_builtin_object_size, expr_object_size): Adjust callers.
7617 (plus_stmt_object_size): Call addr_object_size instead of
7618 compute_builtin_object_size.
7620 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
7621 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7623 * tree-ssa-loop-prefetch.c
7624 (gather_memory_references): Introduced a counter for the number of
7626 (anything_to_prefetch_p): Introduced a counter for the number of
7628 (is_loop_prefetching_profitable): New function with a cost model
7630 (loop_prefetch_arrays): Use the new cost model to determine if
7631 prefetching is profitable.
7632 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
7633 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7634 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
7635 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7636 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
7637 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7639 2009-06-08 Michael Matz <matz@suse.de>
7642 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
7643 partitions use the same.
7644 (expand_one_var): Deal with DECL_RTL sometimes begin set also
7645 for basevars of SSA_NAMEs.
7646 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
7647 to not expand them twice.
7648 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
7651 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
7653 * common.opt (fcompare-debug=, fcompare-debug-second): New.
7654 (fdump-final-insns=, gtoggle): New.
7655 * doc/invoke.texi: Document them.
7656 * final.c (rest_of_clean_state): Dump final insn stream.
7657 * gcc.c (invoke_as): Hook in -fcompare-debug.
7658 (static_spec_functions): Add compare-debug-dump-opt,
7659 compare-debug-self-opt and compare-debug-auxbase-opt.
7660 (compare_debug, compare_debug_second, compare_debug_opt): New.
7661 (switches_debug_check, n_switches_debug_check): New.
7662 (debug_auxbase_opt, debug_check_temp_file): New.
7663 (process_command): Handle -fno-compare-debug, -fcompare-debug and
7665 (do_self_spec): Handle arguments after switches.
7666 (do_spec_1): Add .gk extension to temp file basenames for compare.
7667 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
7668 (cc1_options): Use it instead of normal auxbase computation for
7669 the second compare-debug compilation.
7670 (compare_files): New.
7671 (main): Set up and implement compare debug mode.
7672 (compare_debug_dump_opt_spec_function): New.
7673 (compare_debug_self_opt_spec_function): New.
7674 (compare_debug_auxbase_opt_spec_function): New.
7675 * toplev.c (process_options): Handle flag_gtoggle,
7676 flag_dump_final_insns.
7677 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
7678 during -fcompare-debug-second compilation.
7680 2009-06-07 Ian Lance Taylor <iant@google.com>
7682 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7683 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
7685 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
7686 with no default node. Change warning with %H to warning_at.
7687 Don't clear warn_switch around case checking.
7688 * doc/invoke.texi (Warning Options): Clarify distinction between
7689 -Wswitch and -Wswitch-enum.
7691 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7693 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7695 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7697 * gbl-ctors.h: Add header guard.
7699 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7701 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
7702 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
7703 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
7704 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7705 prototypes for removed functions.
7706 (expressions_equal_p): Move to ...
7707 * tree-ssa-sccvn.h: ... here and ...
7708 * matrix-reorg.c: ... adjust includes.
7710 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7712 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7714 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7716 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7717 (finish_function): Remove erroneous whitespace.
7719 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7721 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7722 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7724 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7726 * errors.c (internal_error): Commentary typo fix.
7727 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7728 * tree-ssa-pre.c: Ditto.
7730 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7732 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7733 them is supposed to hold actual statements.
7735 2009-06-06 Ian Lance Taylor <iant@google.com>
7737 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7738 empty statements can now have attributes.
7740 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7742 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7743 * config/mips/mips.md: Ditto.
7745 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7747 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7749 (__eabi_uconvert): Likewise.
7751 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7753 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7754 CFI_* definitions with IN_GCC.
7756 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7758 * xcoffout.h (xcoffout_source_line): Update prototype.
7760 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7762 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7763 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7765 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7768 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7769 inlined_function_outer_scope_p blocks for artificial inlines
7771 * tree.c (tree_nonartificial_location): Rewrite using
7772 block_nonartificial_location.
7774 2009-06-05 Revital Eres <eres@il.ibm.com>
7775 Leehod Baruch <leehod@il.ibm.com>
7777 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7778 (expand_expr_real_1): Remove comment.
7779 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7780 Vectorize misaligned access when the target supports it.
7781 (vect_supportable_dr_alignment): Check for unaligned access support.
7782 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7785 2009-06-05 Julian Brown <julian@codesourcery.com>
7787 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7788 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7790 2009-06-05 Richard Guenther <rguenther@suse.de>
7793 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7796 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7798 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7799 (save_gprs): Don't tell unwinder when a global register is saved.
7800 (s390_emit_epilogue): Emit needed epilogue unwind info.
7802 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7804 * dwarf2out.c (deferred_asm_name): New.
7805 (add_name_and_src_coords_attributes): Defer creation of
7806 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7808 (move_linkage_attr): New.
7809 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7812 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7814 * tree-nested.c (finalize_nesting_tree_1): Declare the
7815 frame_decl in the binding tree.
7817 2009-06-04 Cary Coutant <ccoutant@google.com>
7819 * basic-block.h (struct basic_block_def): Add discriminator field.
7820 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7822 * debug.c (do_nothing_debug_hooks): Add additional entry.
7823 (debug_nothing_int_charstar_int): New function.
7824 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7825 (debug_nothing_int_charstar_int): New declaration.
7826 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7827 discriminator value in .loc directive.
7828 * final.c (last_discriminator): New variable.
7829 (discriminator): New variable.
7830 (final_start_function): Initialize above variables, pass current
7831 discriminator to debug hook.
7832 (notice_source_line): Check for discriminator change.
7833 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7834 * sdbout.c (sdbout_source_line): New parameter.
7835 * tree-cfg.c (struct locus_discrim_map): New structure type.
7836 (discriminator_per_locus): New hash table.
7837 (build_gimple_cfg): Allocate and free discriminator hash table.
7838 (make_edges): Call assign_discriminator.
7839 (locus_map_hash): New function.
7840 (locus_map_eq): New function.
7841 (next_discriminator_for_locus): New function.
7842 (same_line_p): New function.
7843 (assign_discriminator): New function.
7844 (make_cond_expr_edges): Call assign_discriminator.
7845 (make_gimple_switch_edges): Likewise.
7846 (first_non_label_stmt): New function.
7847 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7849 * xcoffout.c (xcoffout_source_line): Add new parameter.
7851 * configure.ac (gcc_cv_as_discriminator): New configury check for
7852 gas support for discriminator.
7853 * configure: Regenerate.
7854 * config.in: Regenerate.
7856 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7858 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7859 val after checking for integers.
7861 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7863 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7865 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7866 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7867 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7868 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7869 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7870 X64_SSE_REGPARM_MAX.
7871 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7872 X64_SSE_REGPARM_MAX.
7874 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7876 * gcc.c (report_times_to_file): New.
7877 (execute): Implement it.
7878 (process_command): Support -time=.
7879 * doc/invoke.texi: Document it.
7881 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7883 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7884 that have value exprs.
7886 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7888 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7889 declarations for constants until...
7890 (dw2_output_indirect_constant_1): ... this point.
7892 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7895 * arm.md (arm_addsi3): Don't try to split an add with an
7896 eliminable register until after reload has completed.
7898 2009-06-03 Ian Lance Taylor <iant@google.com>
7900 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7901 * genattrtab.c (write_length_unit_log): Likewise.
7902 * genchecksum.c (dosum): Likewise.
7903 * gengtype.c (write_rtx_next): Likewise.
7904 (finish_root_table, write_roots): Likewise.
7905 * gimple.c (gimple_ops_offset_): Likewise.
7906 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7907 * config/arc/arc.c (arc_attribute_table): Likewise.
7908 * config/arm/arm.c (arm_attribute_table): Likewise.
7909 * config/avr/avr.c (avr_attribute_table): Likewise.
7910 * config/crx/crx.c (crx_attribute_table): Likewise.
7911 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7912 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7913 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7914 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7915 * config/sh/sh.c (sh_attribute_table): Likewise.
7916 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7917 * config/spu/spu.c (spu_attribute_table): Likewise.
7918 * config/v850/v850.c (v850_attribute_table): Likewise.
7920 * config/alpha/alpha.c (vms_attribute_table): Make static.
7921 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7922 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7923 * config/mips/mips.c (mips_attribute_table): Likewise.
7925 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7927 (cc1-checksum.o): Likewise.
7929 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7931 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7933 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7935 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7936 insn if it is changing sp. Use gen_add3_insn instead of
7937 conditionally gen_addsi3 and gen_adddi3.
7938 (offset_below_red_zone_p): New static inline function.
7939 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7940 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7941 * config/rs6000/ppc-asm.h: Include auto-host.h.
7942 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7943 CFI_RESTORE): Define.
7944 * config/rs6000/crtresxgpr.asm: Add unwind info.
7945 * config/rs6000/crtresxfpr.asm: Likewise.
7946 * config/rs6000/crtresgpr.asm: Likewise.
7947 * config/rs6000/crtresfpr.asm: Likewise.
7948 * config/rs6000/crtsavgpr.asm: Likewise.
7949 * config/rs6000/crtsavfpr.asm: Likewise.
7951 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7952 argument of DWARF2_FRAME_REG_OUT macros.
7954 2009-06-03 Julian Brown <julian@codesourcery.com>
7956 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7957 words or less (including TImode) in core registers.
7959 2009-06-03 Richard Guenther <rguenther@suse.de>
7962 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7964 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7966 * statistics.c (statistics_counter_event): Do not record event
7967 in pass dump if its number == -1.
7968 (curr_statistics_hash): Add assert that we never get passes
7969 with static number == -1.
7971 2009-06-03 Richard Guenther <rguenther@suse.de>
7972 Andrey Belevantsev <abel@ispras.ru>
7974 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7975 non-BLKmode arrays addressable.
7977 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7979 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7980 * config/m68k/m68k.h: ... here.
7981 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7984 2009-06-03 Martin Jambor <mjambor@suse.cz>
7986 PR tree-optimization/40323
7987 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7990 2009-06-03 Richard Guenther <rguenther@suse.de>
7992 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7995 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7997 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7998 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7999 JUMP_TABLE_DATA_P where applicable.
8000 * config/sh/sh.c: Ditto.
8001 * config/sh/sh.h: Ditto.
8002 * config/sh/sh.md: Ditto.
8003 * config/sh/symbian.c: Ditto.
8005 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
8007 * config/i386/driver-i386.c (describe_cache): Optimize
8008 concatenation of strings. Use snprintf instead of sprintf.
8009 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
8010 target when not compiling with GCC.
8012 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
8014 * config/sh/sh.c: Revert last change.
8015 (sh_expand_epilogue): Emit a blockage insn before the frame
8016 pointer adjustment unconditionally.
8018 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8020 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
8021 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
8022 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
8023 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
8024 to COLLECT_GCC_OPTIONS.
8026 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8028 * collect2.c (target_system_root): New variable.
8029 (main): Handle --sysroot=.
8030 (ignore_library): Strip the sysroot from the library path.
8032 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8034 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
8035 (collect2.o): Depend on collect2-aix.h.
8036 (collect2-aix.o): New rule.
8037 * collect2-aix.h: New file.
8038 * collect2-aix.c: Likewise.
8039 * collect2.c: Include collect2-aix.h. Don't undefine
8040 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
8041 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
8042 Use TARGET_AIX_VERSION instead of _AIX51.
8043 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
8044 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
8045 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
8046 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
8047 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
8049 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8051 * collect2.c (ignore_library): Avoid premature post-increment
8054 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8056 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
8057 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
8058 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
8059 CROSS_DIRECTORY_STRUCTURE too.
8060 (LINK_LIBG_SPEC): Likewise.
8061 (LIB_SPEC): Add %R to sysroot paths.
8062 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
8063 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
8064 * config/rs6000/aix51.h: As for aix43.h.
8065 * config/rs6000/aix52.h: Likewise.
8066 * config/rs6000/aix53.h: Likewise.
8067 * config/rs6000/aix61.h: Likewise.
8068 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
8069 to the beginning of sysroot paths.
8071 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8073 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
8074 INSN_LISTs that are out of the REG_NOTE range.
8076 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8078 * loop-unroll.c (struct iv_to_split): Add pointer to next.
8079 (struct var_to_expand): Likewise.
8080 (struct opt_info): Add head and tail for linked lists of the above.
8081 (analyze_insn_to_expand_var): Initialize next.
8082 (analyze_iv_to_split_insn): Likewise.
8083 (analyze_insns_in_loop): Create linked lists.
8084 (allocate_basic_variable): Simplify for use without hash table.
8085 (insert_var_expansion_initialization): Likewise, make it type-safer.
8086 (combine_var_copies_in_loop_exit): Likewise.
8087 (apply_opt_in_copies): Walk lists rather than hash tables.
8088 (release_var_copies): Simplified and inlined by hand into...
8089 (free_opt_info): ... this function.
8091 2009-06-02 Richard Guenther <rguenther@suse.de>
8093 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
8096 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8098 * cfgexpand.c (gimple_expand_cfg): Discard the source location
8099 only for builtins that are not overridden.
8101 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8103 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
8106 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8108 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
8110 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8112 * combine.c (move_deaths): Compare LUIDs within the same BB only.
8114 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8116 * common.opt (fdump-unnumbered-links): New.
8117 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
8118 * print-rtl.c (flag_dump_unnumbered_links): New.
8119 (print_rtx): Test it.
8121 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
8123 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
8124 push/pop multiple to 8-byte alignment.
8126 2009-06-01 Jakub Jelinek <jakub@redhat.com>
8128 * config/i386/i386.c (queued_cfa_restores): New static variable.
8129 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
8131 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
8132 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
8133 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
8134 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
8135 note unconditionally.
8136 (ix86_emit_restore_regs_using_mov): Likewise.
8137 (ix86_emit_restore_sse_regs_using_mov): Likewise.
8138 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
8139 it through to ix86_emit_restore_reg_using_pop.
8140 (ix86_emit_leave): Add RED_OFFSET argument. Call
8141 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
8142 instead of adding REG_CFA_OFFSET note unconditionally.
8143 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
8144 the above functions. Call ix86_add_queued_cfa_restore_notes when
8147 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
8148 force output of the label even for dwarf2out_do_cfi_asm.
8149 (add_fde_cfi): If -g2 and above and cfi might change CFA,
8150 force creation of CFI label and chain DW_CFA_set_loc jumping to it
8151 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
8153 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
8154 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
8155 dwarf2out_cfi_label callers.
8156 * tree.h (dwarf2out_cfi_label): Adjust prototype.
8157 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
8158 Adjust dwarf2out_cfi_label callers.
8159 * config/vax/vax.c (vax_output_function_prologue): Likewise.
8161 * config/i386/i386.h (struct machine_cfa_state,
8162 struct machine_function): Guard with ifndef USED_FOR_TARGET
8163 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
8166 * emutls.c (__emutls_get_address): Change arr->size to mean number
8167 of allocated arr->data entries instead of # of slots + 1.
8170 * recog.c (peep2_reinit_state): New function.
8171 (peephole2_init_state): Use it at the end of a basic block and also
8172 when seeing a RTX_FRAME_RELATED_P insn.
8174 2009-06-01 Steve Ellcey <sje@cup.hp.com>
8176 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
8177 fixuns_truncrfdi2): New.
8178 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
8179 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
8180 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
8181 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
8182 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
8183 *recip_approx): Remove.
8184 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
8185 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
8186 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
8188 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
8191 2009-06-01 Ian Lance Taylor <iant@google.com>
8193 * attribs.c (register_attribute): Use CONST_CAST.
8194 * collect2.c (main): Use CONST_CAST2.
8195 (scan_prog_file): Likewise.
8196 * gcc.c (process_command, main): Likewise.
8197 * toplev.c (toplev_main): Likewise.
8199 * c-typeck.c (handle_warn_cast_qual): New static function,
8200 partially broken out of build_c_cast.
8201 (build_c_cast): Call handle_warn_cast_qual.
8202 * doc/invoke.texi (Warning Options): Document new effect of
8205 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
8207 * diagnostic.c (diagnostic_build_prefix): Always print columns.
8208 (diagnostic_report_current_module): Print columns.
8209 * common.opt (flag_show_column): Enable by default.
8211 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
8213 * alias.c (find_base_term): Check for NULL term before returning.
8215 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8217 Revert due to PR40320:
8218 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8219 * calls.c (emit_library_call_value_1): Don't force_operand for move
8222 2009-06-01 Olivier Hainque <hainque@adacore.com>
8223 Eric Botcazou <ebotcazou@adacore.com>
8225 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
8226 to be processed as a bitfield for constructor output purposes.
8227 * output.h (initializer_constant_valid_for_bitfield_p): Declare
8229 * varasm.c (oc_local_state): New type, output_constructor
8230 local state to support communication with helpers.
8231 (oc_outer_state): New type, output_constructor outer state of
8232 relevance in recursive calls.
8233 (output_constructor_array_range): New output_constructor helper,
8234 extracted code for an array range element.
8235 (output_constructor_regular_field): New output_constructor helper,
8236 extracted code for an element that is not a bitfield.
8237 (output_constructor_bitfield): New output_constructor helper,
8238 extracted code for a bitfield element. Accept an OUTER state
8239 argument for recursive processing. Recurse on record or array
8240 CONSTRUCTOR values, possibly past noop conversions.
8241 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
8242 VALUE is a valid constant-valued expression for use in a static
8243 bit-field initializer.
8244 (output_constructor): Rework to use helpers. Accept and honor an
8245 OUTER state argument for recursive calls. Return total size. Be
8246 prepared for nested constructors initializing bitfields.
8247 (output_constant): Feed OUTER in calls to output_constructor.
8249 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8251 * calls.c (emit_library_call_value_1): Don't force_operand for move
8254 2009-06-01 Nick Clifton <nickc@redhat.com>
8256 * doc/invoke.texi (IA-64 Options): Fix typo.
8258 2009-06-01 Ira Rosen <irar@il.ibm.com>
8260 PR tree-optimization/39129
8261 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
8263 (vect_do_peeling_for_loop_bound): Use
8264 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
8265 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
8266 (vect_loop_versioning): Likewise.
8267 (vect_create_cond_for_alias_checks): Fix indentation.
8268 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
8270 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
8271 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
8272 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
8273 "control flow in loop".
8274 (vect_estimate_min_profitable_iters): Use
8275 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
8276 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
8277 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
8278 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
8279 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
8280 statement belongs to a group of strided accesses with the exact code
8282 (vectorizable_load): Likewise.
8283 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
8284 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8286 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
8288 * config/freebsd-stdint.h: New file.
8289 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
8290 Add freebsd-stdint.h to tm_file.
8292 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
8294 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
8295 (thumb2_extendhidi2): Likewise.
8297 2009-05-31 Ian Lance Taylor <iant@google.com>
8299 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
8301 2009-05-31 Ian Lance Taylor <iant@google.com>
8303 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
8304 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
8305 (ipa-reference.o): Depend upon gt-ipa-reference.h.
8307 2009-05-31 Jason Merrill <jason@redhat.com>
8309 * tree-pretty-print.c (print_call_name): Take the callee, not the
8310 call itself. Make non-static. Use dump_function_name for functions.
8311 (dump_generic_node): Adjust.
8312 * diagnostic.h: Declare print_call_name.
8313 * gimple-pretty-print.c (dump_gimple_call): Use it.
8315 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
8317 * config/sh/sh.md (ashldi3_std): New define_expand.
8320 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
8323 * config/sh/sh.c: Include debug.h.
8324 (sh_expand_epilogue): Emit a blockage insn before the frame
8325 pointer adjustment also when dwarf2out_do_frame returns true.
8327 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
8329 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
8330 (thumb2_extendqidi2): New pattern.
8332 2009-05-31 Ira Rosen <irar@il.ibm.com>
8334 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
8335 mark phis for renaming.
8336 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
8337 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
8338 Call mark_sym_for_renaming.
8339 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
8340 * tree-vect-loop.c (vect_transform_loop): Remove
8341 vect_memsyms_to_rename initialization and a call to
8342 mark_set_for_renaming.
8344 2009-05-31 Jakub Jelinek <jakub@redhat.com>
8347 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
8348 frame related even if !set_cfa && style < 0.
8350 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
8352 * config/i386/mingw-tls.c: New file.
8353 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
8354 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
8355 defining _WIN32 but not __CYGWIN__.
8357 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8359 * configure.ac: Add MPC support.
8361 * config.in, configure: Regenerate.
8363 2009-05-29 Richard Henderson <rth@redhat.com>
8365 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
8366 NOTE_INSN_BASIC_BLOCK.
8367 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
8368 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
8369 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
8371 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
8373 (add_cfi): Disable check redefining cfa away from drap.
8374 (lookup_cfa_1): Add remember argument; handle remember/restore.
8375 (lookup_cfa): Pass remember argument.
8376 (cfa_remember): New.
8377 (compute_barrier_args_size_1): Remove sibcall check.
8378 (dwarf2out_frame_debug_def_cfa): New.
8379 (dwarf2out_frame_debug_adjust_cfa): New.
8380 (dwarf2out_frame_debug_cfa_offset): New.
8381 (dwarf2out_frame_debug_cfa_register): New.
8382 (dwarf2out_frame_debug_cfa_restore): New.
8383 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
8384 (dwarf2out_begin_epilogue): New.
8385 (dwarf2out_frame_debug_restore_state): New.
8386 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
8387 DW_CFA_restore_state.
8388 (output_cfi_directive): Likewise.
8389 (convert_cfa_to_fb_loc_list): Likewise.
8390 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
8391 * dwarf2out.h: Update.
8392 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
8393 (copy_insn_1): Early out for null.
8394 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
8395 and dwarf2out_frame_debug_restore_state.
8396 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
8397 (prologue_insn_hash, epilogue_insn_hash): New.
8398 (free_after_compilation): Adjust freeing accordingly.
8399 (record_insns): Create hash table if needed; push insns into
8400 hash instead of array.
8401 (maybe_copy_epilogue_insn): New.
8402 (contains): Search hash table instead of array.
8403 (sibcall_epilogue_contains): Remove.
8404 (thread_prologue_and_epilogue_insns): Split eh_return insns
8405 and mark them as epilogues.
8406 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
8407 scanning in terms of basic blocks.
8408 * insn-notes.def (CFA_RESTORE_STATE): New.
8409 * jump.c (returnjump_p_1): Accept EH_RETURN.
8410 (eh_returnjump_p_1, eh_returnjump_p): New.
8411 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
8412 CFA_REGISTER, CFA_RESTORE): New.
8413 * rtl.def (EH_RETURN): New.
8414 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
8416 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
8417 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
8419 * config/i386/i386.c (gen_push): Update cfa state.
8420 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
8421 add a CFA_ADJUST_CFA note.
8422 (ix86_dwarf_handle_frame_unspec): Remove.
8423 (ix86_expand_prologue): Update cfa state.
8424 (ix86_emit_restore_reg_using_pop): New.
8425 (ix86_emit_restore_regs_using_pop): New.
8426 (ix86_emit_leave): New.
8427 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
8428 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
8429 * config/i386/i386.h (struct machine_cfa_state): New.
8430 (ix86_cfa_state): New.
8431 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
8432 (eh_return_internal): Merge from eh_return_<mode>,
8433 use eh_return rtx, split w/ epilogue.
8435 2009-05-29 Ian Lance Taylor <iant@google.com>
8437 * builtins.c (validate_gimple_arglist): Don't use va_arg with
8439 * calls.c (emit_library_call_value_1): Likewise.
8441 * c-typeck.c (c_build_va_arg): New function.
8442 * c-tree.h (c_build_va_arg): Declare.
8443 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
8444 instead of build_va_arg.
8446 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
8448 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
8449 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
8450 (ptr_difference_cost): Use affine combinations to compute it.
8451 (difference_cost): Likewise.
8452 (get_computation_cost_at): Compute more accurate cost for addresses
8453 if the ratio is a multiplier allowed in addresses.
8454 For non-addresses, consider that an additional offset or symbol is
8457 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8459 * config/i386/i386.c (ix86_decompose_address): Avoid useless
8460 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
8462 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
8463 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
8464 (prefix_rex): For UNIT_MMX don't imply the prefix by default
8466 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
8467 to 1 for TYPE_SSE{IADD1,CVT1}.
8468 (prefix_vex_imm8): Removed.
8469 (length_vex): Only pass 1 as second argument to
8470 ix86_attr_length_vex_default if prefix_extra is 0.
8471 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
8472 (length): For prefix vex computation use length_immediate
8473 attribute instead of prefix_vex_imm8.
8474 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
8475 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
8476 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
8477 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
8478 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
8479 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
8480 a space in between the operands.
8481 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
8482 if one operand is 0xff and the other one si, di, bp or sp.
8483 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
8484 other one si, di, bp or sp.
8485 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
8486 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
8487 type and mode attributes.
8488 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
8489 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
8490 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
8491 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
8492 prefix_data16 attribute iff MODE_DF.
8493 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
8494 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
8495 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
8496 constm128_operand in length_immediate computation.
8497 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
8498 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
8499 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
8500 length_immediate attribute to 1.
8501 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
8502 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
8503 for certain alternatives.
8504 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
8505 prefix_data16 attribute if MODE_V1DF.
8506 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
8507 length_immediate to 1.
8508 (set_got_rex64, set_rip_rex64): Remove length attribute, set
8509 length_address to 4, set mode attribute to MODE_DI.
8510 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
8511 (fxam<mode>2_i387): Set length attribute to 4.
8512 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
8513 *prefetch_3dnow_rex): Override length_address attribute.
8514 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
8516 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
8517 (constm128_operand): Removed.
8518 * config/i386/i386.c (memory_address_length): For
8519 disp && !index && !base in 64-bit mode account for SIB byte if
8520 print_operand_address can't optimize disp32 into disp32(%rip)
8521 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
8522 for fs: or gs: segment.
8523 (ix86_attr_length_immediate_default): When checking if shortform
8524 is possible, truncate immediate to the length of the non-shortened
8526 (ix86_attr_length_address_default): Ignore MEM_P operands
8528 (ix86_attr_length_vex_default): Only check for DImode on
8529 GENERAL_REG_P operands.
8530 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
8531 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
8532 (sse_cvttps2pi): Clear prefix_rep attribute.
8533 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
8535 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
8536 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
8537 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
8538 iff operand 2 is const_int_operand.
8539 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
8540 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
8541 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
8543 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
8545 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
8546 prefix_data16 attribute for movlpd and movhpd instructions.
8547 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
8548 length_immediate for shufpd instruction.
8549 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
8550 (avx_cmpp<avxmodesuffixf2c><mode>3,
8551 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
8552 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
8553 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
8554 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
8555 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
8556 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
8557 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
8558 prefix_data16 attribute for the first alternative to 1.
8559 (*avx_loadlps): Override length_immediate for the first alternative.
8560 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
8561 attributes for second alternative.
8562 (*vec_concatv2sf_sse4_1): Override length_immediate and
8563 prefix_data16 attributes for second alternative.
8564 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
8565 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
8566 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
8567 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
8568 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
8569 prefix_data16 and length_immediate to 1.
8570 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
8572 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
8573 prefix_extra attribute for variants that don't have 0f prefix alone.
8574 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
8575 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
8576 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
8577 *sse4_1_pextrd): Set length_immediate to 1.
8578 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
8579 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
8581 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
8582 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
8583 length_immediate to 1 for second alternative.
8584 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
8585 prefix_extra and length_immediate attributes for the first
8587 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
8589 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
8590 to 1 for the first and third alternative.
8591 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
8593 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
8595 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
8597 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
8598 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
8599 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
8600 *avx_psign<mode>3): Set prefix_extra attribute to 1.
8601 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
8602 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
8603 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
8604 ssse3_psign<mode>3): Override prefix_rex attribute.
8605 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
8606 (ssse3_palignrti): Override length_immediate to 1.
8607 (ssse3_palignrdi): Override length_immediate to 1, override
8608 prefix_rex attribute.
8609 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
8610 (sse4a_extrqi): Override length_immediate to 2.
8611 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
8612 (sse4a_insertq): Override prefix_data16 to 0.
8613 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
8614 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
8615 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
8616 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
8617 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
8618 and length_immediate to 1.
8619 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
8620 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
8621 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
8622 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
8623 and length_immediate to 1.
8624 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
8625 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
8626 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
8627 avx_ptest256): Override prefix_extra to 1.
8628 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
8629 Override prefix_data16 and length_immediate to 1.
8630 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
8631 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
8632 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
8633 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
8634 prefix_data16 to 0 and prefix_extra to 2.
8635 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
8636 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
8638 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
8639 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
8640 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
8641 and prefix_extra to 2.
8642 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
8643 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
8644 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
8645 avx_vpermilvar<mode>3,
8646 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
8647 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
8648 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
8649 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
8650 Override prefix_extra to 1.
8651 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
8652 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
8653 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
8654 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
8655 prefix_extra and length_immediate to 1.
8656 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
8658 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
8659 to 1 for the first alternative.
8660 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
8661 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
8663 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
8664 *movv2sf_internal_avx, *movv2sf_internal): Override
8665 prefix_rep attribute for certain alternatives.
8666 (*mov<mode>_internal): Override prefix_rep or prefix_data16
8667 attributes for certain alternatives.
8668 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
8669 attributes for certain alternatives.
8670 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
8671 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
8672 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
8673 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
8674 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
8675 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
8676 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
8677 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
8678 length_immediate to 1 if operand 2 is const_int_operand.
8679 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
8680 *vec_extractv2si_1): Set length_immediate attribute to 1.
8681 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
8682 using old 3DNOW insn rather than SSE/3DNOW_A.
8683 (mmx_emms, mmx_femms): Clear modrm attribute.
8685 2009-05-29 Martin Jambor <mjambor@suse.cz>
8687 * tree-sra.c: New implementation of SRA.
8689 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
8690 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
8691 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
8692 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
8693 (SRA_MAX_STRUCTURE_COUNT): Removed.
8694 (SRA_FIELD_STRUCTURE_RATIO): Removed.
8695 * doc/invoke.texi (sra-max-structure-size): Removed.
8696 (sra-field-structure-ratio): Removed.
8698 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8701 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8704 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8706 PR rtl-optimization/40101
8707 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8708 seqno. Adjust comment.
8709 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8710 inserting bookkeeping before a jump, the jump is not scheduled.
8711 When no positive seqno found, provide a value. Add comment.
8713 2009-05-29 Richard Guenther <rguenther@suse.de>
8715 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8716 short-cutting on the first component.
8718 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8721 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8722 for trees other than decls/types.
8724 2009-05-29 Richard Guenther <rguenther@suse.de>
8726 * tree-ssa-operands.c (get_expr_operands): Do not handle
8727 INDIRECT_REFs in the handled-component case. Remove
8728 unused get_ref_base_and_extent case.
8729 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8730 tree_low_cst and host_integerp where possible.
8731 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8732 codes for equivalence.
8733 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8735 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8737 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8738 to tmake_file for i[34567]86-*-cygwin*.
8740 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8743 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8744 (altivec_categorize_keyword, init_vector_keywords,
8745 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8748 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8750 * tree.c (handle_dll_attribute): Check if node is
8751 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8753 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8755 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8757 (thumb2_zero_extendqidi2): Likewise.
8759 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8761 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8762 instead of gen_movrt.
8763 * config/sh/sh.md (movrt): Remove.
8765 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8767 * doc/invoke.texi (IA-64 Options):
8768 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8769 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8770 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8771 -msched-prefer-non-control-spec-insns,
8772 -msched-stop-bits-after-every-cycle,
8773 -msched-count-spec-in-critical-path,
8774 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8775 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8776 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8777 and -msched-spec-verbose.
8779 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8781 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8782 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8784 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8786 2009-05-28 Richard Guenther <rguenther@suse.de>
8788 * tree-ssa-alias.c (ao_ref_init): New function.
8789 (ao_ref_base): Likewise.
8790 (ao_ref_base_alias_set): Likewise.
8791 (ao_ref_alias_set): Likewise.
8792 (refs_may_alias_p_1): Change signature.
8793 (refs_may_alias_p): Adjust.
8794 (refs_anti_dependent_p): Likewise.
8795 (refs_output_dependent_p): Likewise.
8796 (call_may_clobber_ref_p_1): Change signature.
8797 (call_may_clobber_ref_p): Adjust.
8798 (stmt_may_clobber_ref_p_1): New function split out from ...
8799 (stmt_may_clobber_ref_p): ... here.
8800 (maybe_skip_until): Adjust signature.
8801 (get_continuation_for_phi): Likewise.
8802 (walk_non_aliased_vuses): Likewise.
8803 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8804 (ao_ref_init): Declare.
8805 (ao_ref_base): Likewise.
8806 (ao_ref_alias_set): Likewise.
8807 (stmt_may_clobber_ref_p_1): Likewise.
8808 (walk_non_aliased_vuses): Adjust.
8809 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8810 (get_ref_from_reference_ops): remove.
8811 (vn_reference_lookup_2): Adjust signature.
8812 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8813 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8814 (vn_reference_lookup): Adjust.
8815 (vn_reference_insert): Likewise.
8816 (vn_reference_insert_pieces): Adjust signature.
8817 (visit_reference_op_call): Adjust.
8818 * tree-ssa-pre.c (get_expr_type): Simplify.
8819 (phi_translate_1): Adjust.
8820 (compute_avail): Likewise.
8821 (translate_vuse_through_block): Do not re-build trees.
8822 (value_dies_in_block_x): Likewise.
8823 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8825 (vn_reference_lookup_pieces): Adjust declaration.
8826 (vn_reference_insert_pieces): Likewise.
8828 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8830 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8831 with checking disabled.
8833 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8837 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8838 macro definition for support of three-operand format aligned
8839 .comm directive in assembler on cygwin/pe/mingw target OS.
8840 * configure: Regenerate.
8841 * config.h: Regenerate.
8843 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8844 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8845 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8847 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8848 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8850 2009-05-28 Ira Rosen <irar@il.ibm.com>
8852 PR tree-optimization/40254
8853 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8854 in analysis of basic blocks.
8856 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8859 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8860 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8861 (TARGET_INITIALIZER): Use it.
8862 * cse.c (CHEAPER): Move it up to the other macros.
8863 (insert): Rename this ...
8864 (insert_with_costs): ... to this. Add cost parameters. Update
8866 (insert): New function. Call insert_with_costs.
8867 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8868 find_reg_offset_for_const, try_const_anchors): New functions.
8869 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8870 when using a const-anchor. Call insert_const_anchors.
8871 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8872 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8874 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8876 * tree-inline.c (remap_decls): Enable nonlocalized variables
8877 when not optimizing.
8879 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8881 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8882 Simplify other tests involving optimize.
8884 2009-05-27 Tom Tromey <tromey@redhat.com>
8886 * unwind-dw2.c (_Unwind_DebugHook): New function.
8887 (uw_install_context): Call _Unwind_DebugHook.
8889 2009-05-27 Tom Tromey <tromey@redhat.com>
8891 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8893 2009-05-27 Ian Lance Taylor <iant@google.com>
8895 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8896 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8897 (ALL_LINKERFLAGS): Define.
8898 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8899 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8900 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8901 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8902 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8903 $(LINKER_FOR_BUILD).
8904 (build/gcov-iov$(build_exeext)): Likewise.
8906 2009-05-27 Julian Brown <julian@codesourcery.com>
8908 * gcse.c (target.h): Include.
8909 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8910 copy of argument to a pseudo register.
8912 2009-05-27 Diego Novillo <dnovillo@google.com>
8914 * tree-ssa-live.c (dump_scope_block): Document arguments.
8915 (dump_scope_blocks): Document.
8916 (debug_scope_blocks): New.
8917 * tree-flow.h (debug_scope_blocks): Declare.
8919 2009-05-21 Denis Chertykov <denisc@overta.ru>
8921 * doc/contrib.texi (Contributors): Add myself to the list.
8923 2009-05-27 Olivier Hainque <hainque@adacore.com>
8925 * expr.c (target_align): New function. Alignment the TARGET of an
8926 assignment may be assume to have.
8927 (highest_pow2_factor_for_target): Use it instead of relying on
8928 immediate tree attributes of TARGET, not necessarily honored when
8929 intermediate bitfields are involved.
8931 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8934 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8935 AVX, SSE4, AES, PCLMUL and POPCNT.
8937 2009-05-27 Diego Novillo <dnovillo@google.com>
8939 * tree-pretty-print.c (dump_location): New.
8940 (dump_generic_node): Call it.
8941 Factor code to handle BLOCK nodes ...
8942 (dump_block_node): ... here.
8944 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8946 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8948 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8950 * gcc-plugin.h: Include config.h and system.h.
8951 (IN_GCC): Define if not defined.
8953 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8956 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8959 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8961 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8963 * config/m32r/m32r.h: Ditto.
8964 * config/m32r/m32r.md: Ditto.
8965 * config/m32r/predicates.md: Ditto.
8967 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8969 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8971 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8974 (Loading plugins): typo.
8975 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8976 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8977 (Interacting with the GCC Garbage Collector): Added new section.
8978 (Giving information about a plugin): Added new section for
8980 * ggc.h (ggc_register_root_tab): Added declaration.
8981 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8982 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8983 (register_callback): Improved comment in declaration.
8984 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8985 (extra_root_vec) Added static variable for dynamic roots registration.
8986 (ggc_register_root_tab) Added new routine.
8987 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8988 PLUGIN_GGC_MARKING event.
8989 * ggc-zone.c: Include plugin.h.
8990 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8991 * ggc-page.c: Include plugin.h.
8992 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8993 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8994 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8995 (register_callback): check lack of callbacks for
8996 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8997 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8998 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8999 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
9000 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
9001 dependency on plugin.h.
9002 (plugin.o): Added dependency on ggc.h...
9004 2009-05-26 Richard Guenther <rguenther@suse.de>
9008 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9009 with mismatched comparison modes.
9011 * expr.c (expand_expr_real_1): Expand the operand of a
9012 VIEW_CONVERT_EXPR in its natural mode.
9014 2009-05-26 Ian Lance Taylor <iant@google.com>
9016 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
9017 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
9018 (ALL_COMPILERFLAGS): Define.
9019 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
9020 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
9021 (collect2$(exeext), collect2.o): Likewise.
9022 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
9023 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
9024 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
9025 (libbackend.o, intl.o, cppdefault.o): Likewise.
9026 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
9027 (build/%.o): Use $(COMPILER_FOR_BUILD).
9028 (build/gen%$(build_exeext)): Likewise.
9029 (build/gcov-iov$(build_exeext)): LIkewise.
9030 * config/t-darwin (darwin.o): Use $(COMPILER).
9031 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
9032 * config/t-sol2 (sol2-c.o): Likewise.
9034 * config/t-vxworks (vxworks.o): Likewise.
9035 * config/x-darwin (host-darwin.o): Likewise.
9036 * config/x-hpux (host-hpux.o): Likewise.
9037 * config/x-linux (host-linux.o): Likewise.
9038 * config/x-solaris (host-solaris.o): Likewise.
9039 * config/alpha/x-alpha (driver-alpha.o): Likewise.
9040 * config/arm/t-arm (arm-c.o): Likewise.
9041 * config/arm/t-pe (pe.o): Likewise.
9042 * config/arm/t-wince-pe (pe.o): Likewise.
9043 * config/i386/t-cygming (winnt.o): Likewise.
9044 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
9045 * config/i386/t-cygwin (cygwin1.o): Likewise.
9046 (cygwin2.o): Likewise.
9047 * config/i386/t-i386 (i386-c.o): Likewise.
9048 * config/i386/t-interix (winnt.o): Likewise.
9049 * config/i386/t-netware (netware.o): Likewise.
9050 * config/i386/t-nwld (nwld.o): Likewise.
9051 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
9052 * config/i386/x-i386 (driver-i386.o): Likewise.
9053 * config/i386/x-cygwin (host-cygwin.o): Likewise.
9054 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
9055 * config/ia64/t-ia64 (ia64-c.o): Likewise.
9056 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
9057 * config/mips/x-native (driver-native.o): Likewise.
9058 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
9059 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
9060 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
9061 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
9062 * config/score/t-score-elf (score7.o): Likewise.
9063 (score3.o): Likewise.
9064 * config/sh/t-sh (sh-c.o): Likewise.
9065 * config/sh/t-symbian (sh-c.o): Likewise.
9066 (symbian.o): Likewise.
9067 * config/spu/t-spu-elf (spu-c.o): Likewise.
9068 * config/v850/t-v850 (v850-c.o): Likewise.
9069 * config/v850/t-v850e (v850-c.o): Likewise.
9071 2009-05-26 Richard Guenther <rguenther@suse.de>
9073 PR tree-optimization/40122
9074 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
9075 VECTOR_CSTs if possible.
9076 (fold_gimple_assign): Likewise.
9078 2009-05-26 Richard Guenther <rguenther@suse.de>
9081 * fold-const.c (fold_binary): Use the correct types for building
9084 2009-05-26 Richard Guenther <rguenther@suse.de>
9086 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
9087 redundant calls to merge_alias_info.
9088 (bump_vector_ptr): Likewise.
9089 * tree-ssa-copy.c (merge_alias_info): Remove.
9090 (replace_exp_1): Remove call to merge_alias_info.
9091 (propagate_tree_value): Likewise.
9092 (fini_copy_prop): Propagate points-to info.
9093 * tree-flow.h (merge_alias_info): Remove.
9095 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9097 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
9099 2009-05-25 Jan Hubicka <jh@suse.cz>
9101 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9102 * cgraph.h (struct inline_summary): New filed self_wize,
9103 size_inlining_benefit, self_time and time_inlining_benefit.
9104 (struct cgraph_global_info): Replace insns by time ans size fields.
9105 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9106 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9107 (ipcp_update_callgraph): Do not touch function bodies.
9108 * ipa-inline.c: Include except.h
9109 (MAX_TIME): New constant.
9110 (overall_insns): Remove.
9112 (overall_size, max_benefit): New static variables.
9113 (cgraph_estimate_time_after_inlining): New function.
9114 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9115 (cgraph_clone_inlined_nodes): Update size.
9116 (cgraph_mark_inline_edge): Update size.
9117 (cgraph_estimate_growth): Use size info.
9118 (cgraph_check_inline_limits): Check size.
9119 (cgraph_default_inline_p): Likewise.
9120 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9121 (cgraph_decide_recursive_inlining): Check size.
9122 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9124 (cgraph_decide_inlining): Likewise.
9125 (cgraph_decide_inlining_incrementally): Likewise; honor
9126 PARAM_EARLY_INLINING_INSNS.
9127 (likely_eliminated_by_inlining_p): New predicate.
9128 (estimate_function_body_sizes): New function.
9129 (compute_inline_parameters): Use it.
9130 * except.c (must_not_throw_labels): New function.
9131 * except.h (must_not_throw_labels): Declare.
9132 * tree-inline.c (init_inline_once): Kill inlining_weigths
9133 * tree-ssa-structalias.c: Avoid uninitialized warning.
9134 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9135 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9136 (PARAM_INLINE_CALL_COST): Remove.
9137 (PARAM_EARLY_INLINING_INSNS): New.
9139 2009-05-25 Richard Guenther <rguenther@suse.de>
9141 PR tree-optimization/36327
9142 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
9143 callback for reference translation or lookup at the point of may-defs.
9144 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
9145 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
9146 for union COMPONENT_REFs.
9147 (vn_reference_lookup_3): New callback. Lookup from memset
9148 and CONSTRUCTOR assignment, translate through struct copies.
9149 (vn_reference_lookup_pieces): Make sure to not free the
9150 passed operands array. Adjust walk_non_aliased_vuses call.
9151 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
9152 make sure we do not leak memory.
9154 2009-05-25 Richard Guenther <rguenther@suse.de>
9156 * tree-ssa-alias.h (dump_points_to_solution): Declare.
9157 * tree-inline.c (expand_call_inline): Reset the escaped and
9159 * tree-ssa-structalias.c (pass_build_ealias): New.
9160 * tree-pass.h (pass_build_ealias): Declare.
9161 * passes.c (init_optimization_passes): Add PTA during
9162 early optimizations.
9163 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
9164 and CALLUSED solutions.
9165 (dump_points_to_solution): New function, split out from ...
9166 (dump_points_to_info_for): ... here.
9167 * tree-parloops.c (parallelize_loops): Reset the escaped and
9170 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9173 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
9174 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
9176 2009-05-25 Ira Rosen <irar@il.ibm.com>
9178 PR tree-optimization/40238
9179 * tree-vect-stmts.c (vect_init_vector): Insert initialization
9180 statements after basic block's labels.
9181 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
9182 to free the allocated memory.
9184 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
9186 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
9187 return address with a USE.
9189 2009-05-24 Richard Guenther <rguenther@suse.de>
9192 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
9193 array type from the main variant of the inner type.
9195 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9197 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
9198 definition to bool (from int) to un-break build.
9199 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
9201 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
9203 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
9204 discard_stmt_changes): Delete.
9205 * tree-ssa-operands.c (scb_stack): Delete.
9206 (init_ssa_operands): Do not initialize it.
9207 (fini_ssa_operands): Do not free it.
9208 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
9210 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
9211 update_stmt, remove the others. Fix comments.
9212 * tree-dfa.c (optimize_stack_restore): Likewise.
9213 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
9214 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
9215 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
9216 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
9218 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
9219 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
9220 (dom_opt_finalize_block): Likewise, adjusting access to
9222 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
9223 (stmts_to_rescan): Change item type to gimple.
9224 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
9226 2009-05-24 Ira Rosen <irar@il.ibm.com>
9228 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
9229 * tree-pass.h (pass_slp_vectorize): New pass.
9230 * params.h (SLP_MAX_INSNS_IN_BB): Define.
9231 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
9232 * tree-vectorizer.c (timevar.h): Include.
9233 (user_vect_verbosity_level): Declare.
9234 (vect_location): Fix comment.
9235 (vect_set_verbosity_level): Update user_vect_verbosity_level
9236 instead of vect_verbosity_level.
9237 (vect_set_dump_settings): Add an argument. Ignore user defined
9238 verbosity if dump flags require higher level of verbosity. Print to
9239 stderr only for loop vectorization.
9240 (vectorize_loops): Update call to vect_set_dump_settings.
9241 (execute_vect_slp): New function.
9242 (gate_vect_slp): Likewise.
9243 (struct gimple_opt_pass pass_slp_vectorize): New.
9244 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
9246 (vec_info_for_bb): New function.
9247 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
9248 (VECTORIZATION_ENABLED): New macro.
9249 (SLP_ENABLED, SLP_DISABLED): Likewise.
9250 (vect_is_simple_use): Add bb_vec_info argument.
9251 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
9252 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
9253 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
9254 vect_schedule_slp, vect_analyze_slp): Likewise.
9255 (vect_analyze_stmt): Add slp_tree argument.
9256 (find_bb_location): Declare.
9257 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
9258 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
9259 (vect_analyze_loop_operations, vect_analyze_loop,
9260 get_initial_def_for_induction, vect_create_epilog_for_reduction,
9261 vect_finalize_reduction, vectorizable_reduction,
9262 vectorizable_live_operation, vect_transform_loop): Likewise.
9263 * tree-data-ref.c (dr_analyze_innermost): Update comment,
9264 skip evolution analysis if analyzing a basic block.
9265 (dr_analyze_indices): Likewise.
9266 (initialize_data_dependence_relation): Skip the test whether the
9267 object is invariant for basic blocks.
9268 (compute_all_dependences): Skip dependence analysis for data
9269 references in basic blocks.
9270 (find_data_references_in_stmt): Don't fail in case of invariant
9271 access in basic block.
9272 (find_data_references_in_bb): New function.
9273 (find_data_references_in_loop): Move code to
9274 find_data_references_in_bb and add a call to it.
9275 (compute_data_dependences_for_bb): New function.
9276 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
9277 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
9279 (vect_analyze_data_ref_dependence): Check for interleaving in case of
9280 unknown dependence in basic block and fail in case of dependence in
9282 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
9283 dependence instances from either loop or basic block vectorization
9285 (vect_compute_data_ref_alignment): Check if it is loop vectorization
9286 before calling nested_in_vect_loop_p.
9287 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
9288 dependence instances from either loop or basic block vectorization
9290 (vect_verify_datarefs_alignment): Likewise.
9291 (vect_enhance_data_refs_alignment): Adjust function calls.
9292 (vect_analyze_data_refs_alignment): Likewise.
9293 (vect_analyze_group_access): Fix printing. Skip different checks if
9294 DR_STEP is 0. Keep strided stores either in loop or basic block
9295 vectorization data structure. Fix indentation.
9296 (vect_analyze_data_ref_access): Fix comments, allow zero step in
9298 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
9299 dependence instances from either loop or basic block vectorization
9301 (vect_analyze_data_refs): Update comment. Call
9302 compute_data_dependences_for_bb to analyze basic blocks.
9303 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
9304 case of loop vectorization. In case of basic block vectorization use
9305 data-ref itself as a base.
9306 (vect_create_data_ref_ptr): In case of basic block vectorization:
9307 don't advance the pointer, add new statements before the current
9308 statement. Adjust function calls.
9309 (vect_supportable_dr_alignment): Support only aligned accesses in
9310 basic block vectorization.
9311 * common.opt (ftree-slp-vectorize): New flag.
9312 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
9313 (vect_pattern_recog_1): Likewise.
9314 * tree-vect-stmts.c (process_use): Likewise.
9315 (vect_init_vector): Add new statements in the beginning of the basic
9316 block in case of basic block SLP.
9317 (vect_get_vec_def_for_operand): Adjust function calls.
9318 (vect_finish_stmt_generation): Likewise.
9319 (vectorizable_call): Add assert that it is loop vectorization, adjust
9321 (vectorizable_conversion, vectorizable_assignment): Likewise.
9322 (vectorizable_operation): In case of basic block SLP, take
9323 vectorization factor from statement's type and skip the relevance
9324 check. Adjust function calls.
9325 (vectorizable_type_demotion): Add assert that it is loop
9326 vectorization, adjust function calls.
9327 (vectorizable_type_promotion): Likewise.
9328 (vectorizable_store): Check for outer loop only in case of loop
9329 vectorization. Adjust function calls. For basic blocks, skip the
9330 relevance check and don't advance pointers.
9331 (vectorizable_load): Likewise.
9332 (vectorizable_condition): Add assert that it is loop vectorization,
9333 adjust function calls.
9334 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
9335 that it is not reduction, get vector type, call only supported
9336 functions, skip loop specific parts.
9337 (vect_transform_stmt): Check for outer loop only in case of loop
9339 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
9340 (vect_is_simple_use): Fix comment, add new argument, fix conditions
9341 for external definition.
9342 * passes.c (pass_slp_vectorize): New pass.
9343 * tree-vect-slp.c (find_bb_location): New function.
9344 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
9345 check for patterns only in loops.
9346 (vect_build_slp_tree): Add argument, adjust function calls, fail in
9347 case of multiple types in basic block SLP.
9348 (vect_mark_slp_stmts_relevant): New function.
9349 (vect_supported_load_permutation_p): Fix comment.
9350 (vect_analyze_slp_instance): Add argument. In case of basic block
9351 SLP, take vectorization factor from statement's type, check that
9352 unrolling factor is 1. Adjust function call. Save SLP instance in
9353 either loop or basic block vectorization structure. Return FALSE,
9355 (vect_analyze_slp): Add argument. Get strided stores groups from
9356 either loop or basic block vectorization structure. Return FALSE
9357 if basic block SLP failed.
9358 (new_bb_vec_info): New function.
9359 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
9360 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
9361 (vect_schedule_slp): Add argument. Get SLP instances from either
9362 loop or basic block vectorization structure. Set vectorization factor
9363 to be 1 for basic block SLP.
9364 (vect_slp_transform_bb): New function.
9365 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
9367 2009-05-23 Mark Mitchell <mark@codesourcery.com>
9369 * final.c (shorten_branches): Do not align labels for jump tables.
9370 (final_scan_insn): Use JUMP_TABLE_DATA_P.
9372 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
9374 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
9375 Remove outdated reference to flow.c and fix nits.
9376 * doc/gccint.texi: Tweak RTL description.
9377 * doc/rtl.texi: Likewise.
9379 2009-05-23 Denis Chertykov <chertykov@gmail.com>
9381 * config/avr/avr.c: Change my email address.
9382 * config/avr/avr.h: Likewise.
9383 * config/avr/avr.md: Likewise.
9384 * config/avr/avr-protos.h: Likewise.
9385 * config/avr/libgcc.S: Likewise.
9387 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
9389 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
9390 (spu_split_load, spu_split_store): Change return type to int.
9391 (spu_split_convert): Declare.
9392 * config/spu/predicates.md (spu_mem_operand): Remove.
9393 (spu_mov_operand): Update.
9394 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
9395 * config/spu/spu.c (regno_aligned_for_load): Remove.
9396 (reg_aligned_for_addr, spu_expand_load): Define.
9397 (spu_expand_extv): Reimplement and handle MEM.
9398 (spu_expand_insv): Handle MEM.
9399 (spu_sched_reorder): Handle insn's with length 0.
9400 (spu_legitimate_address_p): Reimplement.
9401 (store_with_one_insn_p): Return TRUE for any mode with size
9402 larger than 16 bytes.
9403 (address_needs_split): Define.
9404 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
9406 (spu_convert_move): Define.
9407 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
9408 (spu_split_store): Change all MEM's to TImode.
9409 (spu_init_expanders): Preallocate registers that correspond to
9410 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
9412 (spu_split_convert): Define.
9413 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
9414 (_move<mode>, _movdi, _movti): Update predicate and condition.
9415 (load, store): Change to define_split.
9416 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
9418 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
9419 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
9420 define_insn_and_split of lshr<mode>3.
9421 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
9422 (<v>ashr<mode>3_imm): Define.
9423 (extv, extzv, insv): Allow MEM operands.
9424 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
9425 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
9426 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
9427 (_spu_convert2): Change to define_insn_and_split and remove the
9428 corresponding define_peephole2.
9429 (stack_protect_set, stack_protect_test, stack_protect_test_si):
9430 Change predicates to memory_operand.
9432 2009-05-22 Mark Mitchell <mark@codesourcery.com>
9434 * config/arm/thumb2.md: Add 16-bit multiply instructions.
9436 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9438 PR tree-optimization/40219
9439 * tree.c (iterative_hash_expr): Make sure the builtin function is
9440 a normal builtin function and not a front end or back end builtin
9441 before indexing into the built_in_decls array.
9443 2009-05-22 Richard Guenther <rguenther@suse.de>
9446 * alias.c (write_dependence_p): Do not use TBAA for answering
9447 anti-dependence or output-dependence.
9448 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
9449 (emit_pointer_definition): Remove.
9450 (emit_alias_warning): Likewise.
9451 (find_what_var_points_to): Remove TBAA pruning code.
9452 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
9454 (compute_points_to_sets): Remove code computing the set of
9455 dereferenced pointers.
9456 * tree-data-ref.c (dr_may_alias_p): Properly use the split
9457 oracle for querying anti and output dependencies.
9458 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
9459 if TBAA may be applied.
9460 (refs_anti_dependent_p): New function.
9461 (refs_output_dependent_p): Likewise.
9462 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
9463 (refs_output_dependent_p): Likewise.
9464 * doc/tree-ssa.texi (Memory model): New section.
9465 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
9466 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
9467 * cfgexpand.c (expand_gimple_basic_block): Do not handle
9468 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
9469 * expr.c (expand_expr_real_1): Likewise.
9470 * gimple-low.c (lower_stmt): Likewise.
9471 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
9472 (dump_gimple_cdt): Remove.
9473 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
9474 (gimple_size): Likewise.
9475 (walk_gimple_op): Likewise.
9476 (is_gimple_stmt): Likewise.
9477 (walk_stmt_load_store_addr_ops): Likewise.
9478 (gimple_build_cdt): Remove.
9479 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
9480 * gimple.h (gimple_cdt_new_type): Remove.
9481 (gimple_cdt_new_type_ptr): Likewise.
9482 (gimple_cdt_set_new_type): Likewise.
9483 (gimple_cdt_location): Likewise.
9484 (gimple_cdt_location_ptr): Likewise.
9485 (gimple_cdt_set_location): Likewise.
9486 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
9487 * tree-cfg.c (remove_useless_stmts_1): Do not handle
9488 GIMPLE_CHANGE_DYNAMIC_TYPE.
9489 (verify_types_in_gimple_stmt): Likewise.
9490 * tree-inline.c (estimate_num_insns): Likewise.
9491 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
9492 (copy_decl_to_var): Likewise.
9493 (copy_result_decl_to_var): Likewise.
9494 * tree-pretty-print.c (dump_generic_node): Do not handle
9495 CHANGE_DYNAMIC_TYPE_EXPR.
9496 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9497 * tree-ssa-operands.c (get_expr_operands): Likewise.
9498 * tree-ssa-structalias.c (struct variable_info): Remove
9499 no_tbaa_pruning member.
9500 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
9501 (unify_nodes): Do not copy it.
9502 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
9503 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
9504 (set_uids_in_ptset): Do not check it.
9505 (find_what_var_points_to): Likewise.
9506 (compute_tbaa_pruning): Remove.
9507 (compute_points_to_sets): Do not call it.
9508 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
9509 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
9510 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
9511 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
9512 (DECL_NO_TBAA_P): Likewise.
9513 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
9514 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
9515 (expand_omp_atomic_pipeline): Do not set it.
9516 * print-tree.c (print_node): Do not dump it.
9517 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
9520 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
9523 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
9526 2009-05-22 Mark Mitchell <mark@codesourcery.com>
9528 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
9531 2009-05-22 Ben Elliston <bje@au.ibm.com>
9533 * Makefile.in (bversion.h, s-bversion): New targets.
9534 (TOPLEV_H): Add bversion.h.
9535 * toplev.h: Include "bversion.h".
9536 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
9537 the __format__ attribute only if compiling with the same version
9538 of GCC as the sources (the "build version").
9540 2009-05-22 Ben Elliston <bje@au.ibm.com>
9542 * c-format.c (handle_format_attribute): Fix comment typo.
9544 2009-05-21 Steve Ellcey <sje@cup.hp.com>
9547 * config/ia64/ia64.opt (mfused-madd): New.
9548 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
9549 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
9550 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
9551 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
9552 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
9553 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
9554 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
9555 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
9556 instruction if !TARGET_FUSED_MADD.
9557 (fpma, fpms): Remove colon from name.
9559 2009-05-22 Richard Guenther <rguenther@suse.de>
9561 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
9562 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
9563 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
9565 (create_expression_by_pieces): Only convert if necessary.
9566 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
9567 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
9569 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
9571 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
9572 regular pattern from a template and rename it ...
9573 (*extzv_truncsi_exts): ... to this.
9575 2009-05-21 Richard Guenther <rguenther@suse.de>
9577 * cgraph.h (struct cgraph_node): Remove inline_decl member.
9578 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
9579 (cgraph_default_inline_p): Likewise.
9580 (cgraph_decide_inlining_incrementally): Likewise.
9582 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
9583 Uros Bizjak <ubizjak@gmail.com>
9585 * config/i386/cpuid.h (bit_MOVBE): New.
9587 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
9589 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
9590 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
9591 (ix86_handle_option): Handle OPT_mmovbe.
9592 (ix86_target_string): Add -mmovbe.
9593 (pta_flags): Add PTA_MOVBE.
9594 (processor_alias_table): Add PTA_MOVBE to "atom".
9595 (override_options): Handle PTA_MOVBE.
9597 * config/i386/i386.h (TARGET_MOVBE): New.
9599 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
9600 (*bswapsi_movbe): New.
9601 (*bswapdi_movbe): Likewise.
9602 (bswapdi2): Renamed to ...
9604 (bswapdi2): New expander.
9606 * config/i386/i386.opt (mmovbe): New.
9608 * doc/invoke.texi: Document -mmovbe.
9610 2009-05-21 Taras Glek <tglek@mozilla.com>
9612 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
9613 * gcc-plugin.h (plugin_init): Updated signature.
9614 * gcc-plugin.h (plugin_name_args): Moved to this header.
9615 * doc/plugins.texi (plugin_init): Updated documention to reflect
9617 * doc/plugins.texi (plugin_name_args): Added to documention.
9619 2009-05-21 Mark Mitchell <mark@codesourcery.com>
9621 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
9622 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
9624 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
9626 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
9627 JUMP_TABLE_DATA_P predicates where applicable.
9628 * config/i386/predicates.md: Ditto.
9629 * config/i386/sse.md: Ditto.
9631 2009-05-21 Jakub Jelinek <jakub@redhat.com>
9633 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
9634 operand2 -128 override length_immediate attribute to 1.
9635 * config/i386/predicates.md (constm128_operand): New predicate.
9637 * config/i386/i386.c (memory_address_length): Handle %r12
9638 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
9640 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
9641 mode look through optional ZERO_EXTEND and SUBREG.
9642 * config/i386/i386.md (R12_REG): New define_constant.
9643 (prefix_data16): For sse unit set also for MODE_TI insns.
9644 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
9645 insns set if operand 1 is ext_QIreg_operand.
9646 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
9647 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
9649 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
9650 mode from MODE_DI to MODE_SI.
9651 (movdi_1_rex64): Override modrm and length_immediate attributes
9652 only for movabs (TYPE_IMOV, alternative 2).
9653 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
9654 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
9655 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
9656 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
9657 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
9658 prefix_rex attribute if DImode.
9659 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
9660 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9661 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
9662 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
9663 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
9664 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
9665 Likewise. For TYPE_IMOV clear length_immediate attribute.
9666 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
9667 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
9668 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
9669 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9670 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
9671 or one operand TYPE_ISHIFT.
9672 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
9673 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
9674 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
9675 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
9676 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
9677 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
9678 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
9679 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
9680 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
9681 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
9682 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
9683 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
9684 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
9685 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
9686 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
9687 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
9688 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
9689 set mode attribute, don't override length attribute.
9690 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
9692 (return_internal_long): Set length attribute to 2 instead of 1.
9693 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
9694 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
9695 prefix_rex attribute.
9696 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
9698 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9700 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9702 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9704 2009-05-20 Ian Lance Taylor <iant@google.com>
9706 * tree.c (build_tree_list_vec_stat): New function.
9707 (ctor_to_vec): New function.
9708 (build_nt_call_vec): New function.
9709 (build_call_array): Change args to be a const pointer.
9710 (build_call_vec): New function.
9711 * tree.h (build_nt_call_vec): Declare.
9712 (build_tree_list_vec_stat): Declare.
9713 (build_tree_list_vec): Define.
9714 (build_call_array): Update declaration.
9715 (build_call_vec): Declare.
9716 (ctor_to_vec): Declare.
9717 * c-common.c (tree_vector_cache): New static variable.
9718 (make_tree_vector): New function.
9719 (release_tree_vector): New function.
9720 (make_tree_vector_single): New function.
9721 (make_tree_vector_copy): New function.
9722 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9723 (make_tree_vector_single, make_tree_vector_copy): Declare.
9724 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9725 (c_parser_expr_list): Don't manage cache here, instead call
9727 (c_parser_release_expr_list): Remove static function.
9728 (c_parser_vec_to_tree_list): Remove static function.
9729 (c_parser_attributes): Call build_tree_list_vec instead of
9730 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9731 c_parser_release_expr_list.
9732 (c_parser_postfix_expression_after_primary): Likewise.
9733 (c_parser_objc_keywordexpr): Likewise.
9735 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9737 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9738 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9739 TARGET_CONVERT_TO_TYPE.
9740 * hooks.c (hook_tree_const_tree_null): Define.
9741 * hooks.h (hook_tree_const_tree_null): Declare.
9742 * target.h (struct gcc_target): Add invalid_parameter_type,
9743 invalid_return_type, promoted_type, and convert_to_type fields.
9744 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9745 (TARGET_INVALID_RETURN_TYPE): Define.
9746 (TARGET_PROMOTED_TYPE): Define.
9747 (TARGET_CONVERT_TO_TYPE): Define.
9748 (TARGET_INITIALIZER): Update for new fields.
9749 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9750 (grokparms): Check targetm.invalid_parameter_type.
9751 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9752 * c-convert.c (convert): Check targetm.convert_to_type.
9754 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9756 * config/mips/mips.md (*extenddi_truncate<mode>,
9757 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9759 (*extendhi_truncateqi): New define_insn_and_sptit.
9761 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9764 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9765 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9767 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9769 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9770 the operand of VIEW_CONVERT_EXPR.
9772 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9774 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9775 extended family and model for Intel processors. Support Intel Atom.
9777 2009-05-20 Olivier Hainque <hainque@adacore.com>
9779 * gstab.h (stab_code_type): Define, to be used instead of the
9780 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9782 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9783 occurrences by stab_code_type.
9784 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9786 2009-05-20 Martin Jambor <mjambor@suse.cz>
9788 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9789 (sra_insert_before): Likewise.
9790 (sra_insert_after): Likewise.
9791 (sra_init_cache): Likewise.
9792 (sra_type_can_be_decomposed_p): Likewise.
9793 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9794 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9795 (sra_insert_before): Likewise.
9796 (sra_insert_after): Likewise.
9797 (sra_init_cache): Likewise.
9798 (insert_edge_copies_seq): Made static and moved upwards.
9800 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9803 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9805 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9806 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9809 2009-05-20 Richard Guenther <rguenther@suse.de>
9811 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9812 with mismatched comparison modes.
9814 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9816 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9817 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9818 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9819 with shifts for Thumb2.
9820 (orsi_notsi): New for orn.
9821 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9822 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9823 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9824 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9825 Don't invert remainder for IOR.
9827 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9829 PR tree-optimization/40087
9830 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9831 number_of_iterations_ne): Rename never_infinite argument.
9832 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9833 number_of_iterations_le): Handle pointer-type ivs when
9834 exit_must_be_taken is false.
9835 (number_of_iterations_cond): Do not always assume that
9836 exit_must_be_taken if the control variable is a pointer.
9838 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9840 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9841 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9843 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9845 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9846 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9848 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9851 * c.opt (Wlogical-op): Disabled by default.
9852 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9854 * doc/invoke.texi (Wlogical-op): Likewise.
9856 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9858 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9860 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9861 Propagate the type of the first operand.
9862 <ASSERT_EXPR>: Simplify.
9863 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9864 Rewrite using the RHS code as discriminant.
9865 <NOP_EXPR>: Turn into CASE_CONVERT.
9866 <PLUS_EXPR>: Propagate the type of the first operand.
9868 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9870 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9871 (ia64_dconst_0_375): New.
9872 * config/ia64/ia64.c (ia64_override_options): Remove
9873 -minline-sqrt-min-latency warning.
9874 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9875 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9876 * config/ia64/ia64.md (*sqrt_approx): Remove.
9877 (sqrtsf2): Remove #if 0.
9878 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9879 (sqrtdf): Remove assert.
9880 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9881 (sqrtxf2): Remove #if 0.
9882 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9883 * div.md (sqrt_approx_rf): New.
9884 (sqrtsf2_internal_thr): New implementation.
9885 (sqrtsf2_internal_lat): New.
9886 (sqrtdf2_internal_thr: New implementation.
9887 (sqrtxf2_internal): New implementation.
9889 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9890 Hans-Peter Nilsson <hp@axis.com>
9892 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9893 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9894 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9895 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9896 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9897 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9898 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9899 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9900 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9901 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9902 * c-common.c: ...from here.
9904 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9906 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9908 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9910 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9912 2009-05-19 Ben Elliston <bje@au.ibm.com>
9914 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9915 assignments with memcpy calls.
9916 (add_fdes): Likewise.
9917 (binary_search_unencoded_fdes): Likewise.
9918 (linear_search_fdes): Eliminate type puns.
9920 2009-05-19 Richard Guenther <rguenther@suse.de>
9922 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9923 not falsely claim to have propagated into all uses.
9925 2009-05-19 Ben Elliston <bje@au.ibm.com>
9927 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9930 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9932 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9933 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9934 (TARGET_LEGITIMATE_ADDRESS_P): New.
9935 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9936 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9938 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9941 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9942 child of the containing namespace's DIE.
9944 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9946 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9947 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9948 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9951 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9954 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9955 gen_align with gen_pad.
9956 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9957 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9959 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9960 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9962 * config/i386/i386.md (align): Renamed to ...
9963 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9964 ASM_OUTPUT_MAX_SKIP_PAD.
9966 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9968 * config.gcc: Fix variable syntax.
9971 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9972 before calling exact_log2.
9973 (output_iorsi3): Likewise.
9974 (output_xorsi3): Likewise.
9976 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9978 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9979 for the none zero constant operand except for EQ and NE
9980 comprisons even when the first operand is R0.
9982 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9984 * config/s390/2064.md: Remove trailing whitespaces.
9985 * config/s390/2084.md: Likewise.
9986 * config/s390/constraints.md: Likewise.
9987 * config/s390/fixdfdi.h: Likewise.
9988 * config/s390/libgcc-glibc.ver: Likewise.
9989 * config/s390/s390-modes.def: Likewise.
9990 * config/s390/s390-protos.h: Likewise.
9991 * config/s390/s390.c: Likewise.
9992 * config/s390/s390.h: Likewise.
9993 * config/s390/s390.md: Likewise.
9994 * config/s390/tpf-unwind.h: Likewise.
9996 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9998 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
10000 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10003 * configure.ac (m68k-*-*): Check if binutils support TLS.
10004 * configure: Regenerate.
10005 * config/m68k/predicates.md (symbolic_operand): Extend comment.
10006 * config/m68k/constraints.md (Cu): New constraint.
10007 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
10008 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
10009 (movsi): Handle TLS symbols.
10010 (addsi3_5200): Handle XTLS symbols, indent.
10011 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
10012 (m68k_tls_reference_p): Declare.
10013 (m68k_legitimize_address): Declare.
10014 (m68k_unwrap_symbol): Declare.
10015 * config/m68k/m68k.opt (mxtls): New option.
10016 * config/m68k/m68k.c (ggc.h): Include.
10017 (m68k_output_dwarf_dtprel): Implement hook.
10018 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10019 (m68k_expand_prologue): Load GOT pointer when function needs it.
10020 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
10021 (m68k_legitimate_constant_address_p): Same.
10022 (m68k_decompose_address): Handle TLS references.
10023 (m68k_get_gp): New static function.
10024 (enum m68k_reloc): New contants.
10025 (TLS_RELOC_P): New macro.
10026 (m68k_wrap_symbol): New static function.
10027 (m68k_unwrap_symbol): New function.
10028 (m68k_final_prescan_insn_1): New static function.
10029 (m68k_final_prescan_insn): New function.
10030 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
10032 (legitimize_pic_address): Handle TLS references..
10033 (m68k_tls_get_addr, m68k_get_tls_get_addr)
10034 (m68k_libcall_value_in_a0_p)
10035 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
10036 (m68k_call_m68k_read_tp): Helper variables and functions for ...
10037 (m68k_legitimize_tls_address): Handle TLS references.
10038 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
10040 (m68k_legitimize_address): Handle TLS symbols.
10041 (m68k_get_reloc_decoration): New static function.
10042 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
10044 (m68k_output_dwarf_dtprel): Implement hook.
10045 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
10046 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
10047 m68k_call_* routines.
10048 (sched_attr_op_type): Handle TLS symbols.
10049 (gt-m68k.h): Include.
10050 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
10051 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
10053 2009-05-18 Martin Jambor <mjambor@suse.cz>
10055 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
10056 (visit_store_addr_for_mod_analysis): New function.
10057 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
10058 (determine_cst_member_ptr): Use gimple_assign_single_p.
10059 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
10060 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
10061 operands. Don't check number of operands of a NOP_EXPR.
10063 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
10065 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
10067 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
10070 * c-common.c (warn_logical_operator): Don't warn if one of
10071 expression isn't always true or false.
10073 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
10075 * config/i386/biarch32.h: New file.
10076 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
10078 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
10080 * config/mips/mips.md (*zero_extend<mode>_trunchi,
10081 *zero_extend<mode>_truncqi): Merge these into ...
10082 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
10083 Name the pattern following this as *zero_extendhi_truncqi.
10085 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
10087 PR middle-end/39301
10088 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
10089 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
10090 (output_info): Make field HOST_WIDEST_INT.
10091 (print_statistics): Use HOST_WIDEST_INT_PRINT.
10092 (dump_bitmat_statistics): Same.
10094 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
10096 * config.gcc (use_gcc_stdint): Set to wrap.
10097 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
10098 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
10099 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10100 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
10101 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
10102 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
10103 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10104 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
10106 2009-05-16 Joseph Myers <joseph@codesourcery.com>
10108 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
10110 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
10111 Move definitions earlier.
10112 (OPT_ARCH64, OPT_ARCH32): Define.
10113 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
10116 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
10119 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
10122 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
10124 * arm.md (movdi2): Copy non-reg values to DImode registers.
10126 2009-05-16 Jakub Jelinek <jakub@redhat.com>
10129 * final.c (label_to_max_skip): New function.
10130 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
10131 CODE_LABEL_NUMBER <= max_labelno.
10132 * output.h (label_to_max_skip): New prototype.
10133 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
10134 (ix86_avoid_jump_mispredicts): ... this. Don't define if
10135 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
10136 Handle CODE_LABELs with >= 16 byte alignment or with
10137 max_skip == (1 << align) - 1.
10138 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
10139 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
10142 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
10143 .p2align 3 if MAX_SKIP is smaller than 7.
10144 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10146 2009-05-15 Ian Lance Taylor <iant@google.com>
10148 * alias.c (struct alias_set_entry_d): Rename from struct
10149 alias_set_entry. Change all uses.
10150 * except.c (struct call_site_record_d): Rename from struct
10151 call_site_record. Change all uses.
10152 * except.h (struct eh_region_d): Rename from struct eh_region.
10154 * gcse.c (struct hash_table_d): Rename from struct hash_table.
10156 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
10157 ivtype_map_elt. Change all uses.
10158 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
10160 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
10161 * graphite.h (struct name_tree_d): Rename from struct name_tree.
10163 (struct sese_d): Rename from struct sese. Change all uses.
10164 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
10165 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
10166 * optabs.h (struct optab_d): Rename from struct optab. Change all
10168 (struct convert_optab_d): Rename from struct convert_optab.
10170 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
10171 ipa_opt_pass. Change all uses.
10172 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
10175 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
10176 defined as a typedef.
10177 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
10180 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10183 * fold-const.c (make_range,build_range_check,merge_ranges): Move
10185 (merge_ranges): Returns bool.
10186 * tree.h (make_range): .. to here.
10187 (build_range_check): Likewise.
10188 (merge_ranges): Likewise. Renamed from merge_ranges.
10189 * c-typeck.c (parser_build_binary_op): Update calls to
10190 warn_logical_operator.
10191 * c-common.c (warn_logical_operator): Add new warning.
10192 * c-common.h (warn_logical_operator): Update declaration.
10194 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10196 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
10198 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10200 * doc/install.texi: Document MPC requirements, flags etc.
10202 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
10203 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
10204 Evaluate constant arguments.
10205 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
10206 (fold_builtin_1): Likewise, also evaluate constant arguments.
10207 Remove superfluous break.
10208 (do_mpc_ckconv): New.
10209 * real.h: Include mpc.h.
10210 * toplev.c (print_version): Output MPC version info if available.
10212 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10214 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
10216 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
10218 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
10221 2009-05-15 Jan Hubicka <jh@suse.cz>
10223 * doc/invoke.texi (max-early-inliner-iterations): New flag.
10224 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
10225 (try_inline): Fix return value.
10226 (cgraph_decide_inlining_incrementally): Honor new value.
10227 (cgraph_early_inlining): Handle indirect inlining.
10228 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
10230 2009-05-15 Jan Hubicka <jh@suse.cz>
10232 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
10233 * cgraphunit.c (cgraph_finalize_function): Set it.
10234 (cgraph_expand_function): Use it.
10236 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10238 * real.c (encode_ieee_half): Define.
10239 (decode_ieee_half): Define.
10240 (ieee_half_format): Define.
10241 (arm_half_format): Define.
10242 * real.h (ieee_half_format): Declare.
10243 (arm_half_format): Declare.
10245 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10247 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
10248 swapped, and reversed optabs exist before trying to use them.
10250 2009-05-15 Paul Brook <paul@codesourcery.com>
10251 Sandra Loosemore <sandra@codesourcery.com>
10253 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
10254 loads. Allow PRE_DEC.
10255 (output_move_neon): Handle PRE_DEC.
10256 (arm_print_operand): Add 'A' for neon structure loads.
10257 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
10258 * config/arm/neon.md (neon_mov): Update comment.
10259 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
10261 (Um): New constraint.
10263 2009-05-15 Jan Hubicka <jh@suse.cz>
10265 Revert the following patch until testsuite fallout is fixed:
10266 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10267 * cgraph.h (struct inline_summary): New filed self_wize,
10268 size_inlining_benefit, self_time and time_inlining_benefit.
10269 (struct cgraph_global_info): Replace insns by time ans size fields.
10270 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10271 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10272 (ipcp_update_callgraph): Do not touch function bodies.
10273 * ipa-inline.c: Include except.h
10274 (MAX_TIME): New constant.
10275 (overall_insns): Remove
10276 (overall_size, max_benefit): New static variables.
10277 (cgraph_estimate_time_after_inlining): New function.
10278 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10279 (cgraph_clone_inlined_nodes): Update size.
10280 (cgraph_mark_inline_edge): Update size.
10281 (cgraph_estimate_growth): Use size info.
10282 (cgraph_check_inline_limits): Check size.
10283 (cgraph_default_inline_p): Likewise.
10284 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10285 (cgraph_decide_recursive_inlining): Check size.
10286 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10288 (cgraph_decide_inlining): Likewise.
10289 (cgraph_decide_inlining_incrementally): Likewise; honor
10290 PARAM_EARLY_INLINING_INSNS.
10291 (likely_eliminated_by_inlining_p): New predicate.
10292 (estimate_function_body_sizes): New function.
10293 (compute_inline_parameters): Use it.
10294 * except.c (must_not_throw_labels): New function.
10295 * except.h (must_not_throw_labels): Declare.
10296 * tree-inline.c (init_inline_once): Kill inlining_weigths
10297 * tree-ssa-structalias.c: Avoid uninitialized warning.
10298 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10299 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10300 (PARAM_INLINE_CALL_COST): Remove.
10301 (PARAM_EARLY_INLINING_INSNS): New.
10303 2009-05-15 Richard Guenther <rguenther@suse.de>
10305 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
10306 not TODO_update_ssa.
10308 2009-05-15 Richard Guenther <rguenther@suse.de>
10310 PR tree-optimization/39999
10311 * gimple.h (gimple_expr_type): Use the expression type looking
10312 through useless conversions.
10313 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
10314 (vn_nary_op_insert_stmt): Likewise.
10315 (simplify_binary_expression): Likewise.
10317 2009-05-15 Richard Guenther <rguenther@suse.de>
10319 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
10320 New options, enabled by default.
10321 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
10323 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
10324 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
10325 * tree-ssa-structalias.c (gate_tree_pta): New function.
10326 (pass_build_alias): Use it.
10328 2009-05-15 Joseph Myers <joseph@codesourcery.com>
10330 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
10331 recurse on an invariant address if a conversion from a pointer
10332 type to a wider integer type is involved.
10334 2009-05-15 Jan Hubicka <jh@suse.cz>
10336 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10337 * cgraph.h (struct inline_summary): New filed self_wize,
10338 size_inlining_benefit, self_time and time_inlining_benefit.
10339 (struct cgraph_global_info): Replace insns by time ans size fields.
10340 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10341 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10342 (ipcp_update_callgraph): Do not touch function bodies.
10343 * ipa-inline.c: Include except.h
10344 (MAX_TIME): New constant.
10345 (overall_insns): Remove
10346 (overall_size, max_benefit): New static variables.
10347 (cgraph_estimate_time_after_inlining): New function.
10348 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10349 (cgraph_clone_inlined_nodes): Update size.
10350 (cgraph_mark_inline_edge): Update size.
10351 (cgraph_estimate_growth): Use size info.
10352 (cgraph_check_inline_limits): Check size.
10353 (cgraph_default_inline_p): Likewise.
10354 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10355 (cgraph_decide_recursive_inlining): Check size.
10356 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10358 (cgraph_decide_inlining): Likewise.
10359 (cgraph_decide_inlining_incrementally): Likewise; honor
10360 PARAM_EARLY_INLINING_INSNS.
10361 (likely_eliminated_by_inlining_p): New predicate.
10362 (estimate_function_body_sizes): New function.
10363 (compute_inline_parameters): Use it.
10364 * except.c (must_not_throw_labels): New function.
10365 * except.h (must_not_throw_labels): Declare.
10366 * tree-inline.c (init_inline_once): Kill inlining_weigths
10367 * tree-ssa-structalias.c: Avoid uninitialized warning.
10368 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10369 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10370 (PARAM_INLINE_CALL_COST): Remove.
10371 (PARAM_EARLY_INLINING_INSNS): New.
10372 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
10373 (inline-call-cost): Remove.
10374 (early-inlining-insns): New.
10376 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
10378 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
10380 (print_int_cst_bounds_in_octal_p): Likewise.
10381 (dbxout_type): Adjust calls to above functions. Be prepared to deal
10383 * dwarf2out.c (base_type_die): Likewise.
10384 (is_subrange_type): Delete.
10385 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
10386 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
10387 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
10388 if the destination type is boolean.
10389 (build_range_check): Do not special-case subtypes.
10390 (fold_sign_changed_comparison): Likewise.
10391 (fold_unary): Likewise.
10392 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
10393 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
10394 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
10395 * tree.c (subrange_type_for_debug_p): New predicate based on the
10396 former is_subrange_type.
10397 * tree.h (subrange_type_for_debug_p): Declare.
10398 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
10399 (convert_affine_scev): Remove call to above function.
10400 (chrec_convert_aggressive): Likewise.
10401 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
10402 false for conversions involving subtypes.
10403 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
10404 (vrp_val_min): Likewise.
10405 (needs_overflow_infinity): Likewise.
10406 (extract_range_from_unary_expr): Likewise.
10408 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
10410 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
10411 * config/frv/frv.c: Likewise.
10412 * config/s390/s390.c: Likewise.
10413 * config/sparc/sparc.h: Likewise.
10414 * config/i386/i386.h: Likewise.
10415 * config/i386/i386.c: Likewise.
10416 * config/crx/crx.c: Likewise.
10417 * config/m68hc11/m68hc11.h: Likewise.
10418 * config/iq2000/iq2000.c: Likewise.
10419 * config/mn10300/mn10300.h: Likewise.
10420 * config/mn10300/mn10300.c: Likewise.
10421 * config/m68k/m68k.c: Likewise.
10422 * config/rs6000/rs6000.c: Likewise.
10423 * config/rs6000/xcoff.h: Likewise.
10424 * config/rs6000/linux64.h: Likewise.
10425 * config/rs6000/sysv4.h: Likewise.
10426 * config/score/score3.c: Likewise.
10427 * config/score/score7.c: Likewise.
10428 * config/score/score.c: Likewise.
10429 * config/arm/arm.md: Likewise.
10430 * config/mips/mips.c: Likewise.
10431 * config/mips/mips.md: Likewise.
10432 * config/bfin/bfin.h: Likewise.
10433 * config/pa/pa.c: Likewise.
10434 * config/pa/constraints.md: Likewise.
10436 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
10437 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
10438 * config/pdp11/pdp11.h: Use memory_address_p instead.
10440 2009-05-14 Ian Lance Taylor <iant@google.com>
10442 * passes.c (finish_optimization_passes): Change i to int.
10443 * plugin.c (plugins_active_p): Change event to int.
10444 (dump_active_plugins): Likewise.
10445 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
10447 * tree.c (tree_range_check_failed): Change c to unsigned int.
10448 (omp_clause_range_check_failed): Likewise.
10449 (build_common_builtin_nodes): Change mode to int. Add cast.
10450 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
10451 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
10453 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
10454 ++ or -- with a variable of enum type.
10456 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10459 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
10461 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10463 * store-motion.c: Do not include params.h
10464 * Makefile.in: Fix dependencies for various files.
10466 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10468 * auto-inc-dec.c: Fix pass description, remove apparent
10469 accidental duplication.
10471 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
10473 PR middle-end/40147
10474 * ipa-utils.h (memory_identifier_string): Moved to ...
10475 * tree.h (memory_identifier_string): Here. Add GTY(()).
10477 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10479 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
10480 in the former documentation of...
10481 (GO_IF_LEGITIMATE_ADDRESS): ... this.
10482 * ira-conflicts.c (get_dup_num): Use address_operand.
10483 * targhooks.c (default_legitimate_address_p): New.
10484 * targhooks.h (default_legitimate_address_p): New.
10485 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
10487 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
10488 * target.h (struct target): Add legitimate_address_p.
10489 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
10490 (TARGET_INITIALIZER): Include it.
10492 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10493 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
10494 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
10495 (TARGET_LEGITIMATE_ADDRESS_P): New.
10497 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10498 (REG_OK_STRICT_P): Delete.
10499 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
10500 (frv_legitimate_address_p_1): ... this.
10501 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
10502 (frv_legitimate_address_p_1): ... the renamed old
10503 frv_legitimate_address_p.
10504 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
10505 (TARGET_LEGITIMATE_ADDRESS_P): New.
10507 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10508 * config/s390/s390-protos.h (legitimate_address_p): Remove.
10509 * config/s390/s390.c (legitimate_address_p): Rename to...
10510 (s390_legitimate_address_p): ... this, make static.
10511 (legitimize_address): Adjust call.
10512 (TARGET_LEGITIMATE_ADDRESS_P): New.
10513 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
10515 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10516 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
10517 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
10518 (TARGET_LEGITIMATE_ADDRESS_P): New.
10520 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10521 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
10522 * config/spu/spu.c (spu_legitimate_address): Rename to...
10523 (spu_legitimate_address_p): ... this, make static.
10524 (TARGET_LEGITIMATE_ADDRESS_P): New.
10526 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10527 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
10528 * config/sparc/sparc.c (legitimate_address_p): Rename to...
10529 (sparc_legitimate_address_p): ... this, make static and return bool.
10530 (legitimize_address): Adjust call.
10531 (TARGET_LEGITIMATE_ADDRESS_P): New.
10533 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10534 * config/i386/i386-protos.h (legitimate_address_p): Remove.
10535 * config/i386/i386.c (legitimate_address_p): Rename to...
10536 (ix86_legitimate_address_p): ... this, make static.
10537 (constant_address_p): Move after it, adjust call.
10538 (TARGET_LEGITIMATE_ADDRESS_P): New.
10540 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10541 * config/avr/avr-protos.h (legitimate_address_p): Remove.
10542 * config/avr/avr.c (legitimate_address_p): Rename to...
10543 (avr_legitimate_address_p): ... this, make static.
10544 (legitimize_address): Adjust call.
10545 (TARGET_LEGITIMATE_ADDRESS_P): New.
10547 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10548 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
10549 * config/crx/crx.c (crx_legitimate_address_p): Make static.
10550 (TARGET_LEGITIMATE_ADDRESS_P): New.
10552 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10553 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
10554 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
10555 (TARGET_LEGITIMATE_ADDRESS_P): New.
10557 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10558 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
10560 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
10562 (TARGET_LEGITIMATE_ADDRESS_P): New.
10564 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10565 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
10567 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
10569 (m68hc11_legitimate_address_p): ... this, make static.
10570 (go_if_legitimate_address_internal): Rename to...
10571 (m68hc11_legitimate_address_p_1): ... this.
10572 (legitimize_address): Adjust call.
10573 (TARGET_LEGITIMATE_ADDRESS_P): New.
10575 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10576 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
10577 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
10578 (TARGET_LEGITIMATE_ADDRESS_P): New.
10580 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10581 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
10582 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
10583 (mn10300_legitimate_address_p): ... this, make static.
10584 (TARGET_LEGITIMATE_ADDRESS_P): New.
10586 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10587 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
10588 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
10589 (TARGET_LEGITIMATE_ADDRESS_P): New.
10591 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10592 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
10593 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
10594 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10595 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
10596 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
10597 (rs6000_legitimate_address_p): ... this, make static.
10598 (TARGET_LEGITIMATE_ADDRESS_P): New.
10599 (REG_MODE_OK_FOR_BASE_P): Delete.
10600 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
10602 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10603 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
10605 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
10606 static, adjust types.
10607 (TARGET_LEGITIMATE_ADDRESS_P): New.
10609 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10610 * config/score/score.c (score_address_p): Rename to...
10611 (score_legitimate_address_p): ... this.
10612 (TARGET_LEGITIMATE_ADDRESS_P): New.
10613 * config/score/score3.c (score3_address_p): Rename to...
10614 (score3_legitimate_address_p): ... this.
10615 * config/score/score7.c (score7_address_p): Rename to...
10616 (score7_legitimate_address_p): ... this.
10618 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
10619 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
10620 GO_IF_LEGITIMATE_ADDRESS): Delete.
10621 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
10622 thumb2_legitimate_address_p): Delete.
10623 (arm_legitimate_address_p): Rename to...
10624 (arm_legitimate_address_outer_p): ... this.
10625 * config/arm/constraints.md ("Uq"): Adjust call.
10626 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
10627 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
10629 (arm_legitimate_address_outer_p): ... this.
10630 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
10632 (TARGET_LEGITIMATE_ADDRESS_P): New.
10634 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10635 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
10636 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
10637 (TARGET_LEGITIMATE_ADDRESS_P): New.
10639 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10640 * config/vax/vax-protos.h (legitimate_address_p): Remove.
10641 * config/vax/vax.c (legitimate_address_p): Rename to...
10642 (vax_legitimate_address_p): ... this, make static.
10643 (TARGET_LEGITIMATE_ADDRESS_P): New.
10645 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10646 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
10647 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
10648 (TARGET_LEGITIMATE_ADDRESS_P): New.
10650 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10651 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
10652 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
10653 (mmix_legitimate_address_p): ... this, make static.
10654 (TARGET_LEGITIMATE_ADDRESS_P): New.
10656 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10657 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
10658 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
10659 (TARGET_LEGITIMATE_ADDRESS_P): New.
10661 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10663 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
10664 of MODE_COMPLEX_INT.
10666 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10668 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
10669 LCT_NORMAL in function call.
10670 * mips-tdump.c (print_file_desc): Add cast to enum type.
10671 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
10672 (mark_stabs): Add casts to enum types.
10673 (parse_stabs_common): Add casts to enum types.
10675 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10677 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10678 Check for invalid values of LETTER.
10680 2009-05-13 Taras Glek <tglek@mozilla.com>
10682 * attribs.c (register_attribute): moved out attribute registration
10683 into register_attribute.
10684 * doc/plugins.texi: Documented register_attribute and
10686 * gcc-plugin.h: Added forward decl for register_attribute.
10687 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
10688 * plugin.c (register_callback, invoke_plugin_callbacks): Added
10689 PLUGIN_ATTRIBUTES boilerplate.
10691 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
10693 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
10694 values even in sentinel and empty entries.
10695 (ms_printf_flag_specs): Likewise.
10696 (ms_scanf_flag_specs): Likewise.
10697 (ms_strftime_flag_specs): Likewise.
10698 (ms_print_char_table): Likewise.
10699 (ms_scan_char_table): Likewise.
10700 (ms_time_char_table): Likewise.
10702 2009-05-13 Doug Kwan <dougkwan@google.com>
10704 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10706 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10708 * config/mips/mips.md (store): Add attributes for QI and HI.
10710 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10711 (truncdi<mode>2): ... this new pattern.
10713 2009-05-13 Brad Hards <bradh@kde.org>
10715 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10717 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10718 Ben Elliston <bje@au.ibm.com>
10720 PR middle-end/40035
10721 * dse.c (check_mem_read_rtx): Guard against width == -1.
10723 2009-05-13 Michael Matz <matz@suse.de>
10725 PR middle-end/39976
10726 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10727 (trivially_conflicts_p): New function.
10728 (insert_backedge_copies): Use it.
10730 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10732 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10733 (handle_stdc_pragma): Use new enum constant names.
10734 (handle_pragma_float_const_decimal64): Ditto.
10736 2009-05-13 Ian Lance Taylor <iant@google.com>
10738 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10741 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10743 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10744 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10746 * config/m68k/m68k.h (FL_UCLINUX): Define.
10748 2009-05-13 Jan Hubicka <jh@suse.cz>
10750 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10752 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10754 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10755 unless -fschedule-insns is specified.
10757 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10760 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10761 TARGET_EXPAND_CBRANCHDI4.
10762 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10763 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10764 (cmpeqdi): Fix comment.
10766 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10768 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10769 (sh_legitimate_address_p): Likewise.
10770 * config/sh/sh.c (sh_legitimate_index_p): New.
10771 (sh_legitimate_address_p): Likewise.
10772 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10773 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10774 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10775 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10776 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10777 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10778 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10779 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10780 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10782 2009-05-12 Jan Hubicka <jh@suse.cz>
10784 * tree-inline.c (estimate_operator_cost): Add operands;
10785 when division happens by constant, it is cheap.
10786 (estimate_num_insns): Loads and stores are not having cost of 0;
10787 EH magic stuff is cheap; when computing runtime cost of switch,
10788 use log2 base of amount of its cases; builtin_expect has cost of 0;
10789 compute cost for moving return value of call.
10790 (init_inline_once): Initialize time_based flags.
10791 * tree-inline.h (eni_weights_d): Add time_based flag.
10793 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10795 * df-core.c: Update head documentation.
10797 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10800 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10801 shadowing exisiting variable op1.
10803 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10806 * config/i386/driver-i386.c (processor_signatures): New enum.
10807 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10808 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10809 processor signature to detect geode processor.
10811 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10815 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10817 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10818 causes spurious differences between trunk and cond-optab branch.
10820 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10822 * dojump.c (compare_from_rtx): Delete.
10823 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10824 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10825 if the comparison does not satisfy the predicate; test predicates for
10826 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10827 further if one existing pattern fails.
10828 * expr.h (compare_from_rtx): Delete.
10829 (prepare_operand): Declare it.
10830 * optabs.c: Change "lib call" to "libcall" throughout.
10831 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10832 HAVE_conditional_trap, emit_cmp_insn): Delete.
10833 (can_compare_p): Delete cmp_optab case.
10834 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10835 Accept other parameters by value.
10836 (prepare_operand): Make non-static.
10837 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10838 other parameters by value. Try to widen operands here based on
10839 an optab_methods argument and looking at cbranch_optab.
10840 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10841 loop. Use cbranch_optab directly.
10842 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10843 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10845 (emit_conditional_move, emit_conditional_add): Inline what's needed
10846 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10847 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10848 with COMPARE. Move cmov_optab and cstore_optab above
10849 with cbranch_optab, move cmp_optab down with ucmp_optab,
10850 remove tst_otpab. Do not initialize trap_rtx.
10851 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10852 for trap code. Do not check HAVE_conditional_trap. Use
10853 prepare_cmp_insn. Accept no predicate for operand 3.
10854 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10855 (OTI_ctrap, ctrap_optab): New.
10856 (tst_optab): Delete.
10857 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10858 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10859 with lookup of ctrap_optab.
10860 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10862 (ctrap_optab): New.
10864 * combine.c (combine_simplify_rtx, simplify_set): Do not
10865 special case comparing against zero for cc0 machines.
10866 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10867 COMPARE on cc0 machines.
10868 (simplify_relational_operation): Return a new expression when
10869 a COMPARE could be removed.
10870 * final.c (final_scan_insn): Compare cc_status values
10871 against LHS of a (compare FOO (const_int 0)) cc0 source.
10872 Also check if cc_status.value is the full compare.
10874 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10875 (cstoreMM4): Document.
10876 (conditional_trap): Document ctrapMM4 instead.
10877 (sync_compare_and_swapMM): Refer to cbranchcc4.
10878 (Dependent Patterns): Eliminate obsolete information referring to
10879 the old jump optimization phase.
10880 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10881 of compares with 0 on cc0 machines.
10882 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10883 avoiding references to cc0. Remove text about storing operands
10885 * doc/tm.texi (Condition Codes): Include blurb on different
10886 condition code representations, separate into subsections for
10887 CC0, MODE_CC and conditional execution.
10889 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10890 alpha_emit_setcc): Accept operands and a machine mode.
10891 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10892 Get code/op0/op1 from operands, use machine mode argument
10893 instead of alpha_compare.fp_p. Emit the branch here.
10894 (alpha_emit_setcc): Likewise, and return boolean.
10895 (alpha_emit_conditional_move): Likewise. Assert that
10896 cmp_op_mode == cmp_mode, and simplify accordingly.
10897 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10898 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10899 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10901 (stack probe test): Use cbranchdi4.
10902 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10904 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10905 * config/arc/arc.h (movsicc, movsfcc): Use it.
10906 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10907 (cbranchsi4, cstoresi4): New.
10908 (cmpsi, bCC and sCC expanders): Remove.
10910 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10911 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10912 * config/arm/predicates.md (arm_comparison_operator): Only include
10913 floating-point operators if there is a hardware floating-point unit.
10914 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10915 deferring to cbranch_cc and cstore_cc respectively.
10916 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10917 cbranch_cc, cstore_cc): New.
10918 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10920 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10922 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10923 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10925 (adjust_insn_length): Adjust calls.
10926 (avr_reorg): Handle (compare (foo) (const_int 0)).
10927 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10928 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10929 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10930 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10932 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10933 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10935 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10936 (cbranchsi4, cstorebi4, cstoresi4): New.
10937 (movbisi): This insn is duplicate, split it to zero_extend.
10938 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10939 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10940 (bfin_optimize_loop): Use cbranch expander.
10941 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10942 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10943 (bfin_bimode_comparison_operator): ... this.
10944 (bfin_direct_comparison_operator): New.
10946 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10947 inside (compare FOO (const_int 0)).
10948 (cris_rtx_costs): Handle ZERO_EXTRACT.
10949 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10950 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10951 (*tstdi_v32): Delete.
10952 (*cmpdi_non_v32): Add M alternative for operand 1.
10953 (cmpsi, cmp<mode>): Make private.
10954 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10956 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10958 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10959 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10960 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10961 (cc_reg_operand): New.
10962 (any_cond): Delete.
10963 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10964 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10965 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10966 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10967 crx_expand_scond): Delete.
10969 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10971 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10972 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10974 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10975 cstoresi4, cstoresf4, cstoredf4): New.
10976 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10977 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10978 Receive the entire operands array.
10979 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10980 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10981 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10982 Get test/op0/op1 from the operands array.
10983 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10985 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10986 (h8300_expand_store): New.
10987 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10989 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10990 (h8300_expand_store): New.
10991 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10992 or do not try to produce (set (cc0) REG).
10993 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10994 change a compare into a move to a scratch register. Disable some
10995 peepholes when comparing with zero.
10996 (tstsi, tsthi, tstsi, cmpqi): Make private.
10998 (bCC, sCC): Delete.
10999 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
11002 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
11003 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
11004 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
11005 (ix86_emit_i387_log1p): Use cbranchxf2.
11006 (ix86_expand_setcc): Return void.
11007 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
11008 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
11009 cmp<MODEF>, cmpcc): Remove.
11010 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
11011 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
11012 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
11013 (sCC and bCC expanders): Remove.
11014 (stack_protect_test): Use cbranchcc4.
11016 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
11018 (ia64_expand_compare): Accept three rtx by reference and return void.
11019 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
11020 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
11021 from *expr. Update *expr with the BImode comparison to do.
11022 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
11023 cmptf, bCC, sCC, conditional_trap): Delete.
11024 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
11025 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
11026 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
11027 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
11028 * config/ia64/predicates.md (ia64_cbranch_operator): New.
11030 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
11031 type of last argument.
11032 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
11033 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
11034 use machine mode argument instead of branch_type. Remove dead
11035 code for floating-point comparisons.
11036 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
11037 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
11039 (cbranchsi4, cstoresi4): New.
11040 * config/iq2000/predicates.md (reg_or_const_operand): New.
11042 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
11043 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
11044 (b<code>_op): Rewrite to...
11045 (bcc_op): ... this, using match_operator.
11046 (s<code>_op): Rewrite to...
11047 (scc_op): ... this, using match_operator.
11048 (s<code>_24_op): Rewrite to...
11049 (scc_op_24): ... this, using match_operator.
11050 (s<code>_<mode>): Rewrite to...
11051 (cstore<mode>4): ... this, using match_operator.
11052 (s<code>_<mode>_24): Rewrite to...
11053 (cstore<mode>4_24): ... this, using match_operator.
11054 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
11055 m32c_unpend_compare, m32c_expand_scc): Delete.
11056 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
11057 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
11058 (m32c_expand_movcc): Change NE to EQ if necessary.
11059 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
11061 * config/m32r/m32r-protos.h (gen_cond_store): New.
11062 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
11063 (gen_cond_store): New, from sCC patterns.
11064 (m32r_expand_block_move): Use cbranchsi4.
11065 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
11066 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
11067 (cbranchsi4, cstoresi4): New.
11069 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
11071 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
11072 (m68hc11_notice_update_cc): Look into a compare with 0.
11073 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
11075 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
11076 cmphi, cmpqi, bCC): Delete.
11077 (cbranchsi4, cbranchhi4, cbranchqi4): New.
11078 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
11079 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
11082 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
11083 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
11084 * config/m68k/constraints.md (H): New.
11085 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
11086 the define_insn below.
11087 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
11088 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
11089 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
11090 patterns): Wrap RHS with COMPARE.
11091 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
11092 (*cmpdi_internal): Name this pattern.
11093 (cmpdi): Change to define_insn.
11094 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
11095 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
11096 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
11098 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
11099 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
11100 (conditional_trap): Change to...
11101 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
11102 (*conditional_trap): Use the ordered_comparison_operator and
11103 const1_operand predicates.
11104 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
11105 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
11106 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
11107 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
11109 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
11110 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
11111 (mcore_gen_compare): New.
11112 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
11113 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
11114 (mcore_gen_compare): ... this.
11115 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
11116 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
11117 (stack probe pattern): Use cbranchsi4.
11119 * config/mips/predicates.md (mips_cstore_operator): New.
11120 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
11121 * config/mips/mips.md (any_cond): Delete.
11122 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
11124 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
11125 fixuns_truncsfdi2): Use cbranch patterns.
11126 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
11127 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
11128 Adjust call to mips_expand_conditional_branch.
11129 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
11131 * config/mips/mips-protos.h (mips_expand_conditional_branch,
11132 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
11133 * config/mips/mips.c (cmp_operands): Delete.
11134 (mips_emit_compare): Get comparison operands from *op0/*op1.
11135 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
11136 that it succeeds. Use op0/op1 instead of cmp_operands.
11137 (mips_expand_conditional_branch, mips_expand_conditional_move,
11138 mips_expand_conditional_trap): Likewise.
11139 (mips_block_move_loop): Use cbranch patterns.
11140 * config/mips/mips.h (cmp_operands): Delete.
11142 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
11143 (mmix_gen_compare_reg): Just return a register in the right CC mode.
11144 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
11145 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
11146 (*cmpcc_folded): Rename to...
11147 (*cmpdi_folded): this.
11148 (*cmpcc): Rename to...
11150 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
11153 (cbranchdf4): New. Handle invalid comparisons here.
11154 * config/mmix/predicates.md (float_comparison_operator): New.
11156 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
11157 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
11158 * config/mn10300/mn10300.md (tst): Delete.
11159 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
11160 Name these patterns and wrap RHS in a compare.
11161 (*cmpsi): Make this pattern private. Include tst.
11162 (*cmpsf): Make this pattern private.
11163 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
11164 (compare with zero peepholes): Likewise.
11166 (cbranchsi4, cbranchsf4): New.
11167 (casesi): Use cbranchsi4.
11169 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
11170 hppa_branch_type): Delete.
11171 (return_addr_rtx): Use cbranchsi4.
11172 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
11173 Emit CCFPmode comparison here.
11174 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
11175 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
11176 hppa_branch_type): Delete.
11177 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
11178 (movsicc, movdicc): Remove references to hppa_compare_op0,
11179 hppa_compare_op1 and compare_from_rtx.
11180 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
11181 (casesi): Use cbranchsi4.
11183 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
11184 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
11185 * config/pdp11/pdp11.md (register_or_const0_operand): New.
11186 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
11187 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
11189 (cbranchdf4, cbranchhi4, cbranchqi4): New.
11190 (*branch, *branch_inverted): New.
11192 * config/picochip/picochip.md (cbranchhi4): Use
11193 ordered_comparison_operator.
11194 (cmphi, bCC): Remove.
11196 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
11197 (trap_comparison_operator): Delete.
11198 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
11199 rs6000_emit_cbranch): Accept mode and operands.
11200 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
11201 rs6000_compare_fp_p): Delete.
11202 (rs6000_generate_compare): Accept mode and comparison. Extract code
11203 and op0/op1 from there. Replace references to rs6000_compare_op0
11204 and rs6000_compare_op1.
11205 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
11206 extract result from passed operands.
11207 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
11208 extract loc from passed operands.
11209 (rs6000_emit_cmove): Likewise.
11210 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
11211 rs6000_compare_fp_p): Delete.
11212 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
11213 (cbranch<GPR>4, cbranch<FP>4): New.
11214 (cstore<mode>4): New. Consolidate here all choices about when to use
11215 portable or specialized sCC sequences.
11216 (stack_protect_test): Use cbranchsi4.
11217 (conditional_trap): Replace with ctrap<GPR>4.
11218 (conditional trap insn): Replace trap_comparison_operator with
11219 ordered_comparison_operator.
11221 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
11222 (s390_emit_prologue): Use ctrap.
11223 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
11224 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
11225 New predicates replacing...
11226 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
11227 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
11228 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
11229 (add<mode>cc): Do not use s390_compare_op0/op1.
11230 (s<code>): Change to...
11231 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
11232 (seq): Change to...
11233 (cstorecc4): ... this. Handle EQ or NE equally.
11234 (*sne): Un-privatize for use in cstorecc4.
11235 (b<code>): Change to...
11236 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
11237 (conditional_trap): Replace with...
11238 (ctrap<GPR>4, ctrap<FP>4): ... these.
11239 (stack_protect): Use cbranchcc4.
11241 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
11242 * config/score/score-protos.h (score_gen_cmp): Delete.
11243 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
11244 (score_block_move-loop): Use cbranchsi4.
11245 * config/score/score.md (cbranchsi4): New.
11246 (cmpsi, bCC): Delete.
11247 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
11248 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
11249 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
11250 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
11251 * config/score/score3.h (score3_gen_cmp): Delete.
11252 * config/score/score7.h (score7_gen_cmp): Delete.
11254 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
11255 (sh_emit_scc_to_t): ... this. Return void.
11256 (from_compare): Rename to...
11257 (sh_emit_compare_and_branch): ... this.
11258 (sh_emit_compare_and_set): New.
11259 (sh_expand_t_scc): Accept operands.
11260 * config/sh/predicates.md (sh_float_comparison_operator): New.
11261 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
11262 (prepare_scc_operands): Rename to...
11263 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
11265 (sh_emit_cheap_store_flag): New.
11266 (sh_emit_set_t_insn): New.
11267 (from_compare): Rename to...
11268 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
11269 handling of TARGET_SH2E floating point to avoid recursive call.
11270 Generate branch here.
11271 (sh_emit_compare_and_set): New.
11272 (sh_expand_t_scc): Get op0/op1 from arguments.
11273 (sh_emit_cheap_store_flag): New.
11274 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
11276 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
11277 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
11278 (movsicc, movdicc): Do nothing when it recreated operands from
11279 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
11280 prepare_scc_operands (now sh_emit_scc_to_t).
11281 (udivdi3): Use cstoresi4.
11282 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
11283 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
11284 (cbranchint4_media, cbranchfp4_media): New.
11285 (casesi): Use cbranchdi4.
11286 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
11288 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
11289 (movnegt): Remove second operand.
11290 (cbranchsf4, cbranchdf4): New.
11291 (stack_protect): Use cbranchdi4/cbranchsi4.
11293 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
11294 (gen_compare_reg): Accept comparison, extract part of it to...
11295 (gen_compare_reg_1): ... this.
11296 (gen_compare_operator): Delete.
11297 (gen_v9_scc): Accept separate destination, comparison code and arms.
11298 Do not use sparc_compare_op0/sparc_compare_op1.
11299 (emit_scc_insn, emit_conditional_branch_insn): New.
11300 (emit_v9_brxx): Make static. Remove useless assertion.
11301 (sparc_emit_float_lib_cmp): Return RTL instead of calling
11303 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
11304 * config/sparc/sparc-protos.h (gen_compare_reg,
11305 sparc_emit_float_lib_cmp): Adjust prototype.
11306 (emit_scc_insn, emit_conditional_branch_insn): New.
11307 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
11308 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
11309 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
11310 iterators to the top.
11311 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
11312 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
11313 snedi_special_trunc): Delete.
11314 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
11315 and snedi_special_trunc.
11316 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
11317 cbranchdi4, cbranch<F:mode>4): New.
11318 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
11319 here. Use gen_compare_reg instead of gen_compare_operator.
11320 (conditional_trap): Replace with...
11321 (ctrapsi4, ctrapdi4): ... this.
11322 (stack_protect_test): Use cbranchcc4.
11324 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
11326 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
11327 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
11328 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
11329 from operands[0] or operands[3] depending on is_set.
11330 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
11331 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
11332 cmpdf, bCC), sCC: Remove.
11333 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
11334 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
11336 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
11337 spu_emit_branch_or_set.
11339 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
11341 * config/stormy16/stormy16.h (xstormy16_compare_op0,
11342 xstormy16_compare_op1): Delete.
11343 * config/stormy16/stormy16.c (xstormy16_compare_op0,
11344 xstormy16_compare_op1): Delete.
11345 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
11347 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
11348 (cmphi, cmpsi, bCC): Remove.
11350 * config/v850/v850.md (tstsi, cmpsi): Fold into...
11351 (*cmpsi): ... this one.
11352 (cbranchsi4, cstoresi4): New.
11353 (bCC expanders): Delete.
11354 (sCC insns): Fold into...
11355 (*setcc): ... this one.
11356 (casesi): Do not use gen_cmpsi and gen_bgtu.
11357 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
11358 (movsicc): Simplify.
11359 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
11361 * config/vax/vax-protos.h (cond_name): New.
11362 (vax_output_conditional_branch): Remove.
11363 * config/vax/vax.c (cond_name): New.
11364 (vax_output_conditional_branch): Remove.
11365 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
11366 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
11367 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
11368 (bit<VAXint>): Wrap source with (compare).
11369 (b<code> and following unnamed pattern): Rename to *branch and
11370 *branch_reversed. Change macroization to match_operator.
11371 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
11373 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
11374 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
11375 Change last argument to machine_mode.
11376 (xtensa_expand_scc): Add machine_mode argument.
11377 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
11378 (gen_conditional_move, xtensa_expand_conditional_branch,
11379 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
11380 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
11381 Adjust operand numbers.
11382 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
11384 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
11385 (cmpsi, cmpsf, b<code>, s<code>): Delete.
11386 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
11388 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
11390 * optabs.c (prepare_cmp_insn): Temporarily disable test that
11391 causes spurious differences between trunk and cond-optab branch.
11393 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
11396 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
11398 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
11400 * tree.c (iterative_hash_pointer): Delete.
11401 (iterative_hash_expr): Short-circuit handling of NULL pointer.
11402 Hash UIDs and versions of SSA names. Don't special-case built-in
11403 function declarations.
11405 2009-05-11 Ian Lance Taylor <iant@google.com>
11408 * graphite.c: Force -Wc++-compat to only be a warning before
11409 #including "cloog/cloog.h".
11411 2009-05-11 Martin Jambor <mjambor@suse.cz>
11413 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
11415 2009-05-11 Jan Hubicka <jh@suse.cz>
11417 * tree-ssa-loop-ivcanon.c: Include target.h
11418 (struct loop_size): new structure.
11419 (constant_after_peeling): New predicate.
11420 (tree_estimate_loop_size): New function.
11421 (estimated_unrolled_size): Rewrite for new estimates.
11422 (try_unroll_loop_completely): Use new estimates.
11423 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
11425 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11427 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
11428 libcpp interface change.
11429 (spu_macro_to_expand): Likewise.
11431 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
11433 PR tree-optimization/40026
11434 * gimplify.c (gimplify_init_constructor): Change initial conditional
11435 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
11436 optimize_compound_literals_in_ctor.
11438 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
11440 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
11442 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
11444 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
11446 * tree-vect-data-refs.c (vect_analyze_group_access): Use
11447 HOST_WIDE_INT for gap.
11449 2009-05-11 Ira Rosen <irar@il.ibm.com>
11451 PR tree-optimization/40074
11452 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
11453 account in group size and step comparison.
11455 2009-05-11 Richard Guenther <rguenther@suse.de>
11457 * passes.c (init_optimization_passes): Strip now incorrect comment.
11458 (execute_function_todo): Do not set PROP_alias.
11459 * tree-pass.h (PROP_alias): Remove.
11460 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
11461 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
11462 * tree-nrv.c (pass_return_slot): Likewise.
11463 * tree-object-size.c (pass_object_sizes): Likewise.
11464 * tree-ssa-dom.c (pass_dominator): Likewise.
11465 (pass_phi_only_cprop): Likewise.
11466 * tree-ssa-dse.c (pass_dse): Likewise.
11467 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
11468 (pass_cselim): Likewise.
11469 * tree-ssa-pre.c (pass_pre): Likewise.
11470 (pass_fre): Likewise.
11471 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
11472 * tree-ssa-sink.c (pass_sink_code): Likewise.
11473 * tree-stdarg.c (pass_stdarg): Likewise.
11474 * tree-tailcall.c (pass_tail_calls): Likewise.
11475 * tree-vrp.c (pass_vrp): Likewise.
11477 2009-05-10 Ian Lance Taylor <iant@google.com>
11479 * basic-block.h (enum profile_status): Break out of struct
11480 control_flow_graph.
11481 * cgraph.h (struct inline_summary): Break out of struct
11483 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
11484 of struct cgraph_order_sort.
11485 * combine.c (enum undo_kind): New enum, broken out of struct undo.
11486 * cse.c (struct branch_path): Break out of struct
11487 cse_basic_block_data.
11488 * except.h (enum eh_region_type): Break out of struct eh_region.
11489 * gcc.c (enum add_del): Break out of struct modify_target.
11490 * genrecog.c (enum decision_type): Break out of struct decision_test.
11491 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
11493 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
11494 * regmove.c (enum match_use): New enum, broken out of struct match.
11495 * sched-int.h (enum post_call_group): New enum, broken out of
11497 (struct deps_reg): Break out of struct deps.
11498 * target.h (struct asm_int_op): Break out of struct gcc_target.
11499 * tree-eh.c (struct goto_queue_node): Break out of struct
11501 * tree-inline.h (enum copy_body_cge_which): Break out of
11503 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
11505 * c-decl.c (in_struct, struct_types): New static variables.
11506 (pushtag): Add loc parameter. Change all callers.
11507 (lookup_tag): Add ploc parameter. Change all callers.
11508 (check_compound_literal_type): New function.
11509 (parser_xref_tag): Add loc parameter. Change all callers. If
11510 -Wc++-compat, warn about struct/union/enum types defined within a
11512 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
11513 and loc parameters. Change all callers. Change error calls to
11514 error_at, using loc. For a redefinition, if the location of the
11515 original definition is known, report it. Set in_struct and
11516 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
11517 (finish_struct): Add new parameters enclosing_in_struct and
11518 enclosing_struct_types. Change all callers. Set
11519 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
11520 in the struct. If in a struct, add this struct to struct_types.
11521 (start_enum): Add loc parameter. Change all callers. Use
11522 error_at for errors, using loc. For a redefinition, if the
11523 location of the original definition is known, report it. If in a
11524 struct, add this enum type to struct_types. If -Wc++-compat warn
11525 if in sizeof, typeof, or alignof.
11526 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
11527 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
11528 (c_parser_enum_specifier): Get enum location for start_enum.
11529 (c_parser_struct_or_union_specifier): Get struct location for
11530 start_struct. Save in_struct and struct_types status between
11531 start_struct and finish_struct.
11532 (c_parser_cast_expression): Get location of cast.
11533 (c_parser_alignof_expression): Get location of type.
11534 (c_parser_postfix_expression): Likewise.
11535 (c_parser_postfix_expression_after_paren_type): Add type_loc
11536 parameter. Change all callers. Call check_compound_literal_type.
11537 Use type_loc for error about variable size type.
11538 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
11539 of an enum constant from an enum type defined in a struct or union.
11540 (c_cast_expr): Add loc parameter. Change all callers. If
11541 -Wc++-compat, warn about defining a type in a cast.
11542 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
11543 (start_enum, start_struct, finish_struct): Update declarations.
11544 (parser_xref_tag, c_cast_expr): Update declarations.
11545 (check_compound_literal_type): Declare.
11547 2009-05-11 Ben Elliston <bje@au.ibm.com>
11549 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
11550 for recent libcpp interface change.
11551 (rs6000_macro_to_expand): Likewise.
11553 2009-05-10 Michael Matz <matz@suse.de>
11556 * config/arm/arm.c (require_pic_register): Emit on entry edge,
11557 not at entry of function.
11559 2009-05-10 Richard Guenther <rguenther@suse.de>
11561 PR tree-optimization/40081
11563 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11564 using the main variant of the element type. Do not fiddle with
11565 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11567 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
11568 structs with volatile fields.
11570 2009-05-10 Jan Hubicka <jh@suse.cz>
11572 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
11573 (estimate_move_cost): Assert that it does not get called for
11575 (estimate_num_insns): Skip VOID types in argument handling.
11576 (optimize_inline_calls): Delete unreachable blocks and verify that
11577 callgraph is valid.
11579 2009-05-10 Jan Hubicka <jh@suse.cz>
11581 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
11582 * cgraph.c (cgraph_mark_address_taken_node): New function.
11583 (dump_cgraph_node): Dump new flag.
11584 * cgraph.h (struct cgraph_node): Add address_taken.
11585 (cgraph_mark_address_taken_node): New function.
11586 * ipa.c (cgraph_postorder): Prioritize functions with address taken
11587 since new direct calls can be born.
11589 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11591 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
11592 tok->val.node.node.
11594 2009-05-10 Jan Hubicka <jh@suse.cz>
11596 PR middle-end/40084
11597 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
11599 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
11600 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
11601 * tree-inline.c (copy_bb): Set frequency correctly.
11602 (fold_marked_statements): Update call to
11603 cgraph_update_edges_for_call_stmt.
11605 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11607 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
11608 identifiers in diagnostics.
11609 * config/arm/arm.c (arm_handle_fndecl_attribute,
11610 arm_handle_isr_attribute): Likewise.
11611 * config/avr/avr.c (avr_handle_progmem_attribute,
11612 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
11613 * config/bfin/bfin.c (handle_int_attribute,
11614 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
11615 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
11616 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
11618 * config/darwin.c (darwin_handle_kext_attribute,
11619 darwin_handle_weak_import_attribute): Likewise.
11620 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
11621 h8300_handle_eightbit_data_attribute,
11622 h8300_handle_tiny_data_attribute): Likewise.
11623 * config/i386/i386.c (ix86_handle_cconv_attribute,
11624 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
11625 * config/i386/winnt.c (ix86_handle_shared_attribute,
11626 ix86_handle_selectany_attribute): Likewise.
11627 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
11628 * config/m32c/m32c.c (function_vector_handler): Likewise.
11629 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
11630 m68hc11_handle_fntype_attribute): Likewise.
11631 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
11632 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
11633 * config/mips/mips.c (mips_insert_attributes,
11634 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
11635 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
11636 rs6000_handle_struct_attribute): Likewise.
11637 * config/sh/sh.c (sh_insert_attributes,
11638 sh_handle_resbank_handler_attribute,
11639 sh_handle_interrupt_handler_attribute,
11640 sh2a_handle_function_vector_handler_attribute,
11641 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
11643 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
11644 * config/spu/spu.c (spu_handle_fndecl_attribute,
11645 spu_handle_vector_attribute): Likewise.
11646 * config/stormy16/stormy16.c
11647 (xstormy16_handle_interrupt_attribute): Likewise.
11648 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
11649 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
11651 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11653 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
11654 (pp_translate_identifiers): New.
11655 (pp_identifier): Only conditionally translate identifier to locale
11657 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
11658 (pp_base_tree_identifier): Only conditionally translate identifier
11659 to locale character set.
11660 * c-pretty-print.c (M_): Define.
11661 (pp_c_type_specifier, pp_c_primary_expression): Mark English
11662 fragments for conditional translation with M_.
11663 * tree-pretty-print.c (maybe_init_pretty_print): Disable
11664 identifier translation.
11666 2009-05-10 Richard Guenther <rguenther@suse.de>
11668 PR tree-optimization/40081
11669 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11670 using the main variant of the element type. Do not fiddle with
11671 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11673 2009-05-09 Jan Hubicka <jh@suse.cz>
11675 PR middle-end/40080
11676 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11677 indirect calls; verify cgraph afterwards.
11679 2009-05-09 Jan Hubicka <jh@suse.cz>
11682 * ipa.c (update_inlined_to_pointer): New function.
11683 (cgraph_remove_unreachable_nodes): Use it.
11685 2009-05-09 Jan Hubicka <jh@suse.cz>
11687 * tree-eh.c (struct leh_state): Remove prev_try.
11688 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
11689 not track prev_try.
11690 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
11691 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
11692 remove_eh_handler_and_replace, foreach_reachable_handler,
11693 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
11694 * except.h (struct eh_region): Remove eh_region_u_cleanup.
11695 (gen_eh_region_cleanup): Update prototype.
11697 2009-05-09 Jan Hubicka <jh@suse.cz>
11699 PR middle-end/40043
11700 * except.c (copy_eh_region): Always set prev_try.
11701 (redirect_eh_edge_to_label): Find outer try.
11702 (foreach_reachable_handler): When looking for prev try
11703 handle case where previous try is not going to be taken.
11705 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11707 PR tree-optimization/40049
11708 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11709 only vector/vector shifts, convert the type of the constant to the
11710 appropriate type to avoid building incorrect trees, which
11711 eventually have problems with garbage collection.
11713 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11715 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11716 -1 for complex floating-point types if honoring signed zeros.
11718 2009-05-08 Jan Hubicka <jh@suse.cz>
11720 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11721 argument; handle correctly when profile is absent.
11722 (build_cgraph_edges): Update.
11723 (rebuild_cgraph_edges): Update.
11724 * cgraph.c: Do not include varray.h.
11725 (cgraph_set_call_stmt_including_clones): New function.
11726 (cgraph_create_edge_including_clones): Likewise
11727 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11728 (cgraph_update_edges_for_call_stmt): Handle clones.
11729 (cgraph_remove_node): Handle clone tree.
11730 (cgraph_remove_node_and_inline_clones): New function.
11731 (dump_cgraph_node): Dump clone tree.
11732 (cgraph_clone_node): Handle clone tree.
11733 (clone_function_name): Bring here from tree-inline.c.
11734 (cgraph_create_virtual_clone): New function.
11735 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11736 (cgraph_clone_info): New function.
11737 (strut cgraph_node): Add clone_info and new clone tree pointers.
11738 (cgraph_remove_node_and_inline_clones,
11739 cgraph_set_call_stmt_including_clones,
11740 cgraph_create_edge_including_clones,
11741 cgraph_create_virtual_clone): Declare.
11742 (cgraph_function_versioning): Use VEC argument.
11743 (compute_call_stmt_bb_frequency): Update prototype.
11744 (cgraph_materialize_all_clones): New function.
11745 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11746 (ipcp_create_replace_map): Update to VECtors.
11747 (ipcp_update_callgraph): Use virtual clones.
11748 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11749 (ipcp_update_profiling): Do not update local profiling.
11750 (ipcp_insert_stage): Use VECtors and virtual clones.
11751 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11752 (clone_of_p): New function.
11753 (cgraph_preserve_function_body_p): Use clone tree.
11754 (cgraph_optimize): Materialize clones.
11755 (cgraph_function_versioning): Update for VECtors.
11756 (save_inline_function_body): Use clone tree.
11757 (cgraph_materialize_clone): New function.
11758 (cgraph_materialize_all_clones): Likewise.
11759 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11760 * ipa.c: Include gimple.h.
11761 (cgraph_remove_unreachable_nodes): Use clone tree.
11762 * ipa-prop.c (ipa_note_param_call): Update call to
11763 compute_call_stmt_bb_frequencycall.
11764 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11765 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11766 (copy_bb): Handle updating of clone tree; add new edge when new call
11768 (expand_call_inline): Be strict about every call having edge.
11769 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11770 (delete_unreachable_blocks_update_callgraph): New function.
11771 (tree_function_versioning): Use VECtors; always remove unreachable
11772 blocks and fold conditionals.
11773 * tree-inline.h: Do not include varray.h.
11774 (tree_function_versioning): Remove.
11775 * Makefile.in (GTFILES): Remove tree-inline.c
11776 * passes.c (do_per_function): Do only functions having body.
11777 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11780 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11781 Andrew Morrow <acm@google.com>
11784 * c-common.c (c_common_attribute_table): Permit deprecated
11785 attribute to take an optional argument.
11786 (handle_deprecated_attribute): If the optional argument to
11787 __attribute__((deprecated)) is not a string ignore the attribute
11788 and emit a warning.
11790 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11791 * c-typeck.c (build_component_ref): Likewise.
11792 (build_external_ref): Likewise.
11794 * toplev.c (warn_deprecated_use): Add an attribute argument.
11795 Emit the message associated with __attribute__((deprecated)).
11797 * toplev.h (warn_deprecated_use): Updated.
11799 * doc/extend.texi: Document new optional parameter to
11800 __attribute__((deprecated))
11802 2009-05-08 Michael Eager <eager@eagercon.com>
11804 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11805 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11807 2009-05-08 Richard Guenther <rguenther@suse.de>
11809 PR tree-optimization/40062
11810 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11811 Avoid exponential behavior.
11813 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11815 PR rtl-optimization/33928
11817 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11818 process_uses, build_single_def_use_links): New.
11819 (update_df): Update use_def_ref.
11820 (forward_propagate_into): Use get_def_for_use instead of use-def
11822 (fwprop_init): Call build_single_def_use_links and let it initialize
11824 (fwprop_done): Free use_def_ref.
11825 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11826 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11827 df_rd_simulate_one_insn): New.
11828 (df_rd_bb_local_compute_process_def): Update head comment.
11829 (df_chain_create_bb): Use the new RD simulation functions.
11830 * df.h (df_rd_simulate_artificial_defs_at_top,
11831 df_rd_simulate_one_insn): New.
11832 * opts.c (decode_options): Enable fwprop at -O1.
11833 * doc/invoke.texi (-fforward-propagate): Document this.
11835 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11838 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11839 and one complex operand specially.
11840 * tree-complex.c (some_nonzerop): Do not identify a real value as
11841 zero if flag_signed_zeros.
11843 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11845 PR rtl-optimization/33928
11846 * loop-invariant.c (record_use): Fix && vs. || mishap.
11848 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11850 PR rtl-optimization/33928
11851 * loop-invariant.c (struct use): Add addr_use_p.
11852 (struct def): Add n_addr_uses.
11853 (struct invariant): Add cheap_address.
11854 (create_new_invariant): Set cheap_address.
11855 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11856 (record_uses): Pass df_ref to record_use.
11857 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11860 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11862 * config/sh/sh.c: Do not include c-pragma.h.
11864 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11866 * config/spu/spu.c: Remove include of c-common.h.
11868 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11871 * c-common.h (mark_valid_location_for_stdc_pragma,
11872 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11873 clear_float_const_decimal64, float_const_decimal64_p): New.
11874 * c.opt (Wunsuffixed-float-constants): New.
11875 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11876 unsuffixed float constant, handle new warning.
11877 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11878 * c-decl.c (c_scope): New flag float_const_decimal64.
11879 (set_float_const_decimal64, clear_float_const_decimal64,
11880 float_const_decimal64_p): New.
11881 (push_scope): Set new flag.
11882 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11883 to use STDC pragmas.
11884 (c_parser_external_declaration): Ditto.
11885 (c_parser_compound_statement_nostart): Ditto.
11886 * c-pragma.c (valid_location_for_stdc_pragma,
11887 mark_valid_location_for_stdc_pragma,
11888 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11889 handle_pragma_float_const_decimal64): New.
11890 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11891 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11892 set_float_const_decimal64, clear_float_const_decimal64,
11893 float_const_decimal64_p): New dummy functions.
11894 * doc/extend.texi (Decimal Float): Remove statement that the
11895 pragma, and suffix for double constants, are not supported.
11896 * doc/invoke.texi (Warning Options): List new option.
11897 (-Wunsuffixed-float-constants): New.
11899 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11901 * config/i386/i386.c: Do not include c-common.h.
11903 2009-05-07 Mark Heffernan <meheff@google.com>
11905 * doc/invoke.texi (Debugging Options): Document change of debugging
11907 * opts.c (decode_options): Make dump_base_name relative to
11908 aux_base_name directory.
11910 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11912 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11913 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11915 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11917 * Makefile.in (install-plugin): Simplify a bit.
11919 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11921 * Makefile.in (OBJS-common): Add regcprop.o.
11923 * timevar.def (TV_CPROP_REGISTERS): New.
11924 * regrename.c (regrename_optimize): Return 0.
11925 (rest_of_handle_regrename): Delete.
11926 (pass_rename_registers): Point to regrename_optimize.
11927 (struct value_data_entry, struct value_data,
11928 kill_value_one_regno, kill_value_regno, kill_value,
11929 set_value_regno, init_value_data, kill_clobbered_value,
11930 kill_set_value, kill_autoinc_value, copy_value,
11931 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11932 replace_oldest_value_reg, replace_oldest_value_addr,
11933 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11934 debug_value_data, validate_value_data): Move...
11935 * regcprop.c: ... here.
11936 (rest_of_handle_cprop): Delete.
11937 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11939 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11941 PR middle-end/40057
11942 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11943 GEN_INT for 1 << bitnum.
11944 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11945 build_int_cst_type.
11947 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11949 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11950 Remove wrong description of "nand" operation.
11952 2009-05-06 Richard Guenther <rguenther@suse.de>
11953 Adam Nemet <anemet@caviumnetworks.com>
11955 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11956 comment. Add that if LHS is not a gimple register, then RHS1 has
11957 to be a single object (GIMPLE_SINGLE_RHS).
11959 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11961 * expr.c (get_def_for_expr): Move it up in the file.
11962 (store_field): When expanding a bit-field store, look at the
11963 defining gimple stmt for the masking conversion.
11965 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11967 PR middle-end/39986
11968 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11969 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11970 32-bit memcpy into long.
11972 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11974 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11975 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11977 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11978 instead of appending DW_OP_deref*.
11980 2009-05-06 Michael Matz <matz@suse.de>
11982 PR middle-end/40021
11983 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11984 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11986 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11988 * Makefile.in (install-plugin): Fix srcdir handling.
11990 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11992 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11993 when processing for not_regs_needed bitmap.
11994 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11995 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11996 handling it for rhs.
11998 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12000 * config/i386/i386.md (unnamed inc/dec peephole): Use
12001 optimize_insn_for_size_p instead of optimize_size.
12002 * config/i386/predicates.md (incdec_operand): Likewise.
12003 (aligned_operand): Likewise.
12004 * config/i386/sse.md (divv8sf3): Likewise.
12005 (sqrtv8sf2): Likewise.
12007 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12009 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
12011 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
12013 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12015 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
12016 ssemodesuffixf2c with avxmodesuffixf2c.
12018 2009-05-06 Joseph Myers <joseph@codesourcery.com>
12021 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
12023 2009-05-05 Jakub Jelinek <jakub@redhat.com>
12025 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
12026 (struct tree_base): Adjust spacing for 8 bit boundaries.
12027 (struct tree_decl_common): Add decl_by_reference_flag bit.
12028 (DECL_BY_REFERENCE): Adjust.
12029 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
12030 print DECL_BY_REFERENCE bit.
12031 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
12032 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
12033 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
12034 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
12037 PR middle-end/39666
12038 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
12039 range of the type, but default label is missing, add it with one
12040 of the existing labels instead of adding a new label for it.
12042 2009-05-05 Joseph Myers <joseph@codesourcery.com>
12046 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
12048 * Makefile.in (enable_plugin, plugin_includedir): New.
12049 (install): Depend on install-plugin.
12050 (PLUGIN_HEADERS): New.
12051 (install-plugin): New.
12052 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
12054 2009-05-05 Richard Guenther <rguenther@suse.de>
12056 PR tree-optimization/40022
12057 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
12059 (phivn_valid_p): Fix tuplification error, simplify.
12060 (phiprop_insert_phi): Add dumps.
12061 (propagate_with_phi): Simplify.
12063 2009-05-05 Richard Guenther <rguenther@suse.de>
12065 PR middle-end/40023
12066 * builtins.c (gimplify_va_arg_expr): Properly build the address.
12068 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
12070 * tree.h (strip_float_extensions): Remove duplicate declaration.
12071 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
12072 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
12073 block_ultimate_origin): Rearrange the declarations line to match the
12074 comment that indicates the .c file which the functions are defined.
12075 (dwarf2out_*, set_decl_rtl): Add comment.
12076 (get_base_address): Adjust comment.
12077 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
12078 declarations line and add comment.
12079 (is_builtin_name): Add blank after function name, for clarity.
12081 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12083 * attribs.c (decl_attributes): Use %qE for identifiers in
12085 * cgraphunit.c (verify_cgraph_node): Translate function names to
12086 locale character set in diagnostics.
12087 * coverage.c (get_coverage_counts): Use %qE for identifiers in
12089 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
12090 Document that functions are named in UTF-8.
12091 * expr.c (expand_expr_real_1): Translate function names to locale
12092 character set in diagnostics.
12093 * gimplify.c (omp_notice_variable, omp_is_private,
12094 gimplify_scan_omp_clauses): Use %qE for identifiers in
12096 * langhooks.c (lhd_print_error_function): Translate function names
12097 to locale character set.
12098 * langhooks.h (decl_printable_name): Document that return value is
12099 in internal character set.
12100 * stmt.c: Include pretty-print.h
12101 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
12103 (resolve_operand_name_1): Translate named operand name to locale
12105 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
12107 * toplev.c (announce_function): Translate function names to locale
12109 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
12110 (default_tree_printer): Use pp_identifier or translate identifiers
12111 to locale character set. Mark "<anonymous>" for translation.
12112 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
12113 for identifiers in diagnostics.
12114 * tree.c (handle_dll_attribute): Use %qE for identifiers in
12116 * varasm.c (output_constructor): Use %qE for identifiers in
12119 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
12121 * configure.ac: use ` ` instead of $()
12122 * configure: Regenerate.
12124 2009-05-05 Ben Elliston <bje@au.ibm.com>
12126 * config/pa/linux-atomic.c: Eliminate conditional include of
12127 errno.h on non-LP64 systems to simplify build requirements.
12129 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12131 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
12133 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
12134 and pass value to identifier_to_locale.
12135 (warn_variable_length_array): Make name a tree.
12136 (grokdeclarator): Separate diagnostic texts for named and unnamed
12137 declarators. Use %qE for named declarators.
12138 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
12140 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
12141 identifiers in diagnostics.
12142 * c-typeck.c (push_member_name, start_init): Pass identifiers to
12143 identifier_to_locale. Mark "anonymous" strings for translation.
12145 2009-05-04 Michael Eager <eager@eagercon.com>
12147 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
12148 address for DImode/DFmode only if double-precision FP regs.
12150 2009-05-04 Michael Eager <eager@eagercon.com>
12152 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
12153 TARGET_SINGLE_FLOAT check.
12155 2009-05-04 Michael Eager <eager@eagercon.com>
12157 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
12159 2009-05-04 Michael Eager <eager@eagercon.com>
12161 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
12162 * config/rs6000/t-xilinx: New
12164 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
12166 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
12167 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
12168 * gcc/explow.c (memory_address): Use target hook.
12169 * gcc/targhooks.c (default_legitimize_address): New.
12170 * gcc/targhooks.h (default_legitimize_address): New.
12171 * gcc/target.h (legitimize_address): New.
12172 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
12173 (TARGET_INITIALIZER): Include it.
12174 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
12176 * config/bfin/bfin-protos.h (legitimize_address): Remove.
12177 * config/bfin/bfin.c (legitimize_address): Remove.
12178 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
12179 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
12181 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
12182 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
12184 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
12185 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
12186 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
12187 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
12188 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
12189 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
12190 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
12191 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
12192 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
12193 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
12194 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
12195 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
12196 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
12197 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
12198 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
12199 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
12200 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
12201 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
12202 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
12203 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
12204 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
12205 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
12206 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
12208 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
12209 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
12210 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
12211 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
12212 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
12213 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
12214 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
12215 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
12216 (thumb_legitimize_address): Delete.
12217 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
12218 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
12219 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
12220 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
12221 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
12222 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
12224 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
12227 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
12228 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
12229 * config/m32r/m32r.c (m32r_legitimize_address): New.
12230 * config/m68k/m68k.c (m68k_legitimize_address): New.
12231 * config/score/score.c (score_legitimize_address): Standardize.
12232 * config/score/score3.c (score3_legitimize_address): Standardize.
12233 * config/score/score3.h (score3_legitimize_address): Adjust.
12234 * config/score/score7.c (score7_legitimize_address): Standardize.
12235 * config/score/score7.h (score7_legitimize_address): Adjust.
12236 * config/sh/sh.c (sh_legitimize_address): New.
12237 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
12239 * gcc/config/s390/s390.c (legitimize_address): Rename to...
12240 (s390_legitimize_address): ... this.
12241 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
12242 (sparc_legitimize_address): ... this.
12243 * gcc/config/i386/i386.c (legitimize_address): Rename to...
12244 (ix86_legitimize_address): ... this.
12245 * gcc/config/avr/avr.c (legitimize_address): Rename to...
12246 (avr_legitimize_address): ... this.
12247 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
12248 (mn10300_legitimize_address): ... this.
12249 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
12250 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
12251 (alpha_expand_mov): Adjust call.
12253 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
12254 * config/spu/spu.c (spu_legitimize_address): Likewise.
12255 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
12256 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
12258 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12260 * intl.c (locale_encoding, locale_utf8): New.
12261 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
12262 * intl.h (locale_encoding, locale_utf8): Declare.
12263 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
12264 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
12266 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
12268 (pp_tree_identifier): Define to call pp_base_tree_identifier.
12269 (pp_base_tree_identifier): Declare as function.
12270 (identifier_to_locale): Declare.
12271 * Makefile.in (pretty-print.o): Update dependencies.
12272 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
12274 2009-05-04 Richard Guenther <rguenther@suse.de>
12276 PR middle-end/40015
12277 * builtins.c (fold_builtin_memory_op): Do not decay to element
12278 type if the size matches the whole array.
12280 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
12282 * expmed.c (synth_mult): When trying out a shift, pass the result
12285 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
12287 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
12288 (shiftsub1_cost): New.
12289 (init_expmed): Compute shiftsub1_cost.
12290 (synth_mult): Optimize multiplications by constants of the form
12291 -(2^^m-1) for some constant positive integer m.
12293 2009-05-03 Richard Guenther <rguenther@suse.de>
12296 * c-typeck.c (array_to_pointer_conversion): Do not built
12297 ADDR_EXPRs of arrays of pointer-to-element type.
12298 * c-gimplify.c (c_gimplify_expr): Revert change fixing
12299 up wrong ADDR_EXPRs after-the-fact.
12300 * c-common.c (strict_aliasing_warning): Strip pointer
12301 conversions for obtaining the original type.
12302 * builtins.c (fold_builtin_memset): Handle array types.
12303 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
12306 2009-05-03 Richard Guenther <rguenther@suse.de>
12308 PR middle-end/23329
12309 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
12310 Do not lose casts from array types with unknown extent to array
12311 types with known extent.
12312 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
12313 alias set compatibility.
12315 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
12317 * flags.h (extra_warnings): Delete.
12318 * toplev.c (process_options): Handle Wuninitialized here.
12319 * opts.c (extra_warnings): Delete.
12320 (set_Wextra): Delete.
12321 (common_handle_option): -Wextra can be handled automatically.
12322 * c-opts.c (c_common_handle_option): Delete obsolete code.
12323 (c_common_post_options): Simplify comment.
12324 * common.opt (W): Add Var.
12326 (Wuninitialized): Initialize to -1.
12328 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
12329 Richard Guenther <rguenther@suse.de>
12331 * expr.c (get_def_for_expr): New function.
12332 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
12333 SSA rather than trees.
12334 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
12335 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
12337 2009-05-03 Joseph Myers <joseph@codesourcery.com>
12339 * c-common.c (reswords): Add _Imaginary.
12340 * c-common.c (enum rid): Add RID_IMAGINARY.
12342 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
12344 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
12345 Patch by Richard Guenther.
12347 2009-05-03 Anatoly Sokolov <aesok@post.ru>
12349 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
12350 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
12351 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
12352 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
12353 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
12354 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
12355 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
12356 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
12357 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
12358 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
12359 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
12360 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
12361 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
12362 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
12363 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
12364 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
12365 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
12366 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
12368 2009-05-02 Richard Guenther <rguenther@suse.de>
12370 PR tree-optimization/39940
12371 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
12374 2009-05-02 Richard Guenther <rguenther@suse.de>
12376 PR middle-end/40001
12377 * tree-ssa.c (execute_update_addresses_taken): Properly check
12378 if we can mark a variable DECL_GIMPLE_REG_P.
12379 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
12380 back to the end of the function.
12381 (is_gimple_reg_type): Remove complex type special casing.
12382 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
12385 2009-05-02 Ben Elliston <bje@au.ibm.com>
12387 * doc/collect2.texi (Collect2): Document search path behaviour
12388 when configured with --with-ld.
12390 2009-05-02 Jan Hubicka <jh@suse.cz>
12392 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
12393 parameter; update callers.
12394 (coalesce_cost_edge): EH edges are costier because they needs
12395 splitting even if not critical and even more costier when there are
12396 multiple EH predecestors.
12398 2009-05-02 Jan Hubicka <jh@suse.cz>
12400 * except.c (remove_eh_handler_and_replace): Handle updating after
12401 removing TRY blocks.
12403 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
12405 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
12407 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
12409 * varasm.c: Do not include c-pragma.h.
12410 * attribs.c: Do not incude c-common.h.
12412 2009-05-01 Michael Matz <matz@suse.de>
12414 * calls.c (initialize_argument_information): Handle SSA names like
12415 decls with a non MEM_P DECL_RTL.
12417 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
12419 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
12420 * ipa-utils.c: Likewise.
12421 * ipa-type-escape.c: Likewise.
12422 * cgraphunit.c Do not include c-common.h.
12423 * ipa-pure-const.c: Likewise.
12424 * tree-if-conv.c: Likewise.
12425 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
12426 * ipa-struct-reorg.c: Likewise.
12427 * tree-nomudflap.c: Likewise.
12428 * tree-ssa-structalias.c: Likewise.
12430 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
12432 * store-motion.c: Many cleanups to make this pass a first-class
12433 citizen instead of an appendix to gcse load motion. Add TODO list
12434 to make this pass faster/cleaner/better.
12436 (struct ls_expr): Post gcse.c-split cleanups.
12437 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
12438 "stores" field to "avail_stores".
12439 (pre_ldst_mems): Rename to store_motion_mems.
12440 (pre_ldst_table): Rename to store_motion_mems_table.
12441 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
12442 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
12443 (ldst_entry): Rename to st_expr_entry, update users.
12444 (free_ldst_entry): Rename to free_st_expr_entry, update users.
12445 (free_ldst_mems): Rename to free_store_motion_mems, update users.
12446 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
12448 (first_ls_expr): Rename to first_st_expr, update users.
12449 (next_ls_expr): Rename to next_st_expr, update users.
12450 (print_ldst_list): Rename to print_store_motion_mems. Print names of
12451 fields properly for store motion instead of names inherited from load
12453 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
12454 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
12457 (ae_kill): Rename to st_kill, update users.
12458 (ae_gen): Rename to st_avloc, update users.
12459 (transp): Rename to st_transp, update users.
12460 (pre_insert_map): Rename to st_insert_map, update users.
12461 (pre_delete_map): Rename to st_delete_map, update users.
12462 (insert_store, build_store_vectors, free_store_memory,
12463 one_store_motion_pass): Update for abovementioned changes.
12465 (gcse_subst_count, gcse_create_count): Remove.
12466 (one_store_motion_pass): New statistics counters "n_stores_deleted"
12467 and "n_stores_created", local variables.
12469 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
12472 (regvec, compute_store_table_current_insn): Remove.
12473 (reg_set_info, reg_clear_last_set): Remove.
12474 (compute_store_table): Use DF caches instead of local dataflow
12477 2009-05-01 Joseph Myers <joseph@codesourcery.com>
12479 * c-objc-common.c (c_tree_printer): Print identifiers with
12480 pp_identifier, not pp_string. Mark "({anonymous})" for
12482 * c-pretty-print.c (pp_c_ws_string): New.
12483 (pp_c_cv_qualifier, pp_c_type_specifier,
12484 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
12485 pp_c_storage_class_specifier, pp_c_function_specifier,
12486 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
12487 pp_c_primary_expression, pp_c_postfix_expression,
12488 pp_c_unary_expression, pp_c_shift_expression,
12489 pp_c_relational_expression, pp_c_equality_expression,
12490 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
12491 use pp_string and pp_c_ws_string in place of pp_identifier and
12492 pp_c_identifier for non-identifiers. Mark English strings for
12494 * c-pretty-print.h (pp_c_ws_string): Declare.
12496 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
12497 Roland McGrath <roland@redhat.com>
12499 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
12500 (ENABLE_LD_BUILDID): New configuration option.
12501 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
12502 (LINK_BUILDID_SPEC): New macro.
12503 (init_spec): If defined, prepend it between LINK_EH_SPEC and
12505 * doc/install.texi: Document --enable-linker-build-id option.
12506 * configure: Rebuild.
12507 * config.in: Rebuild.
12509 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
12511 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
12512 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
12513 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
12514 MIPS_GP_SAVE_AREA_SIZE.
12515 * config/mips/mips.c (struct mips_frame_info): Update comment
12516 before arg_pointer_offset and hard_frame_pointer_offset.
12517 (mips_compute_frame_info): Update diagram before function: to
12518 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
12519 indicate the position of frame_pointer_rtx with -fstack-protector and
12520 to show args_size. Don't allocate cprestore area for leaf functions
12521 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
12523 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
12525 2009-04-30 Michael Matz <matz@suse.de>
12527 PR tree-optimization/39955
12528 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
12530 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
12532 * ira.c (setup_cover_and_important_classes): Use safe macro
12533 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
12535 * genpreds.c (write_tm_preds_h): Output suitable definition of
12536 REG_CLASS_FOR_CONSTRAINT.
12538 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12540 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
12542 * bitmap.c (bitmap_descriptor): Likewise.
12543 * ggc-common.c (loc_descriptor): Likewise.
12544 * varray.c (varray_descriptor): Likewise.
12545 * vec.c (vec_descriptor): Likewise.
12547 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
12549 * Makefile.in (dce.o): Add $(EXCEPT_H).
12550 * dce.c: Include except.h and delete redundant vector definitions.
12551 (deletable_insn_p): Return false for non-call insns that can throw
12554 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
12556 * gcse.c (ae_gen): Remove.
12557 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
12558 and make non-static function to make it available in store-motion.c.
12559 Update call sites with search-and-replace.
12560 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
12561 extract_mentioned_regs, extract_mentioned_regs_helper,
12562 find_moveable_store, compute_store_table, load_kills_store, find_loads,
12563 store_killed_in_insn, store_killed_after, store_killed_before,
12564 build_store_vectors, insert_insn_start_basic_block, insert-store,
12565 remove_reachable_equiv_notes, replace_store_insn, delete_store,
12566 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
12567 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
12568 * store-motion.c: ...new file. Also copy data structures from gcse.c
12569 and clean up to remove parts not used by store motion.
12570 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
12571 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
12573 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12576 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
12577 when optimizing for size.
12579 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
12581 * gcse.c (gcse_constant_p): Fix typo in last change.
12583 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12585 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
12587 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
12589 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
12591 2009-04-29 James E. Wilson <wilson@codesourcery.com>
12593 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
12594 CONST_HIGH_PART result.
12596 2009-04-29 Anatoly Sokolov <aesok@post.ru>
12598 * config/avr/avr.c (initial_elimination_offset): Rename to
12599 avr_initial_elimination_offset.
12600 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
12601 change return type to bool.
12602 (avr_can_eliminate): New function.
12603 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
12604 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
12605 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
12606 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
12607 avr_initial_elimination_offset.
12608 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
12609 (avr_initial_elimination_offset): Define.
12611 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
12612 Steven Bosscher <steven@gcc.gnu.org>
12614 PR rtl-optimization/39938
12615 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
12616 * cfgrtl.c: Include insn-attr.h.
12617 (rest_of_pass_free_cfg): New function.
12618 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
12619 * resource.c (init_resource_info): Remove call to df_analyze.
12621 2009-04-29 Richard Guenther <rguenther@suse.de>
12624 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
12625 allow conversion to signed integers.
12627 2009-04-29 Richard Guenther <rguenther@suse.de>
12629 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
12630 shifts of floating point vectors if the shift amount is
12631 a constant multiple of the element size.
12633 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
12634 Michael Matz <matz@suse.de>
12636 PR middle-end/39927
12638 * tree-outof-ssa.c (emit_partition_copy): New function.
12639 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
12640 insert_part_to_rtx_on_edge): Perform the partition base var
12641 copy using emit_partition_copy.
12642 (insert_value_copy_on_edge): Convert constants to the right mode.
12643 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
12644 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
12646 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12648 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
12649 scan backwards to try to find a constant to initialize it.
12651 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
12652 insn before the loop_end instruction, don't look past labels.
12654 2009-04-29 Richard Guenther <rguenther@suse.de>
12656 PR middle-end/39937
12657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
12658 loose type conversions.
12659 (forward_propagate_addr_expr): Fix tuplification bug. Remove
12660 stmts only if there are no uses of its definition.
12662 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12664 * config/bfin/bfin.h (splitting_loops): Declare.
12665 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
12666 Reorder bit definitions to be ascending.
12667 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
12668 * config/bfin/bfin.c (splitting_loops): New variable.
12669 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
12670 (struct loop_info): Remove members INIT and LOOP_INIT.
12671 (bfin_optimize_loop): Don't set them. Reorder the code that generates
12672 the LSETUP sequence. Allow LC to be loaded from any register, but
12673 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
12674 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
12676 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12677 of reload_completed.
12680 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12682 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
12684 * Makefile.in (PLUGIN_VERSION_H): New.
12685 (OBJS-common): Remove plugin-version.o.
12686 (plugin.o): Depend on (PLUGIN_VERSION_H).
12687 (plugin-version.o): Remove.
12688 * configure: Regenerate
12689 * configure.ac: Create plugin-version.h.
12690 * gcc-plugin.h (plugin_gcc_version): Remove.
12691 (plugin_default_version_check): Change signature.
12692 * plugin-version.c: Remove.
12693 * plugin.c: Include plugin-version.h.
12694 (str_plugin_gcc_version_name): Remove.
12695 (try_init_one_plugin): Pass gcc version to plugin_init.
12696 (plugin_default_version_check): Both gcc and plugin versions are now
12699 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12701 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
12702 problematic last insns. Test for TYPE_CALL rather than CALL_P.
12703 Remove special case testing for last insn of inner loops. Don't fail
12704 if the loop ends with a jump, emit an extra nop instead.
12706 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12707 DREGS rather than comparing directly. Remove code that tries to
12708 account for latencies.
12710 2009-04-29 Richard Guenther <rguenther@suse.de>
12712 PR tree-optimization/39941
12713 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12714 eliminating an indirect call.
12716 2009-04-29 Richard Guenther <rguenther@suse.de>
12718 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12719 parameter. Allow invariants as base if !require_lvalue.
12720 (verify_gimple_assign_single): Adjust.
12722 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12724 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12725 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12726 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12727 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12728 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12730 * config/bfin/bfin.c (bfin_expand_builtin,
12731 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12733 2009-04-28 Richard Guenther <rguenther@suse.de>
12735 * tree-vect-loop.c (get_initial_def_for_induction): Use
12736 correct types for pointer increment.
12738 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12740 * toplev.c (print_version): Update GMP version string calculation.
12742 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12744 PR rtl-optimization/39938
12745 * resource.c (init_resource_info): Add call to df_analyze.
12747 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12749 * config/alpha/alpha.md (usegp): Cast the result of
12750 alpha_find_lo_sum_using_gp to enum attr_usegp.
12751 * config/alpha/alpha.c (override_options): Remove end-of-structure
12752 marker element from cpu_table. Use array size of cpu_table to handle
12753 -mcpu and -mtune options.
12754 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12756 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12758 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12759 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12760 tune_32 and tune_64.
12761 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12762 support on PowerPC.
12763 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12764 * config/rs6000/option-defaults.h: ... here. New file.
12765 (OPT_64, OPT_32): Define.
12766 (MASK_64BIT): Define to 0 if not already defined.
12767 (OPT_ARCH64, OPT_ARCH32): Define.
12768 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12771 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12773 * config/arm/arm.c (arm_override_options): Emit error on using
12776 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12778 PR rtl-optimization/39914
12779 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12780 registers for allocnos created from user-defined variables only
12781 when not optimizing.
12783 2009-04-28 Richard Guenther <rguenther@suse.de>
12785 PR middle-end/39937
12786 * fold-const.c (fold_binary): Use distribute_real_division only
12789 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12791 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12792 add hpux-stdint.h to tm_file.
12793 (hppa[12]*-*-hpux11*): Ditto.
12794 (ia64*-*-hpux*): Ditto.
12795 * config/hpux-stdint.h: New.
12796 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12797 __STDC_EXT__ for all compiles.
12798 * config/pa/pa-hpux.h: Ditto.
12799 * config/pa/pa-hpux10.h: Ditto.
12800 * config/pa/pa-hpux11.h: Ditto.
12802 2009-04-28 Catherine Moore <clm@codesourcery.com>
12804 * debug.h (set_name): Add comment.
12806 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12809 * config/darwin.c (machopic_gen_offset): Check
12810 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12811 * config/arm/arm.c (require_pic_register): Likewise.
12813 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12815 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12816 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12817 m32c_promote_prototypes): Delete.
12819 2009-04-28 Michael Matz <matz@suse.de>
12821 PR middle-end/39922
12822 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12825 2009-04-28 Richard Guenther <rguenther@suse.de>
12827 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12829 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12831 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12832 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12833 * config/arm/arm-tune.md: Regenerate.
12835 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12837 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12838 block if there are complex incoming edges.
12839 (sel_merge_blocks): Remove useless assert.
12840 (sel_redirect_edge_and_branch): Check that edge was redirected.
12841 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12842 (sel_find_rgns): Delete declaration.
12843 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12844 the region when it is not a preheader.
12846 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12849 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12851 2009-04-28 Richard Guenther <rguenther@suse.de>
12853 * tree.h (SSA_NAME_VALUE): Remove.
12854 (struct tree_ssa_name): Remove value_handle member.
12855 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12856 array for jump threading.
12857 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12859 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12860 * tree-flow.h (threadedge_initialize_values): Declare.
12861 (threadedge_finalize_values): Likewise.
12862 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12863 (SSA_NAME_VALUE): Define.
12864 (threadedge_initialize_values): New function.
12865 (threadedge_finalize_values): Likewise.
12866 * tree-ssa-dom.c (ssa_name_values): New global variable.
12867 (SSA_NAME_VALUE): Define.
12868 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12870 2009-04-28 Ira Rosen <irar@il.ibm.com>
12872 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12873 Use REPORT_VECTORIZED_LOCATIONS instead
12874 REPORT_VECTORIZED_LOOPS.
12875 * tree-vectorizer.c (vect_verbosity_level): Make static.
12876 (vect_loop_location): Rename to vect_location.
12877 (vect_set_verbosity_level): Update comment.
12878 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12880 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12881 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12882 instead REPORT_UNVECTORIZED_LOOPS.
12883 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12884 and vect_loop_def to vect_external_def and vect_internal_def.
12885 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12886 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12887 REPORT_UNVECTORIZED_LOCATIONS.
12888 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12889 and vect_used_in_loop and to vect_unused_in_scope and
12890 vect_used_in_scope.
12891 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12892 (vect_verbosity_level): Remove declaration.
12893 (vect_analyze_operations): Likewise.
12894 (vect_analyze_stmt): Declare.
12895 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12896 REPORT_UNVECTORIZED_LOCATIONS.
12897 (vect_get_loop_niters): Fix indentation.
12898 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12899 (vect_analyze_loop_operations): New function.
12900 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12901 vect_analyze_operations.
12902 (vect_is_simple_reduction): Use new names.
12903 (vectorizable_live_operation, vect_transform_loop): Likewise.
12904 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12905 to specify whether the data references can be a part of interleaving
12907 (vect_analyze_data_ref_dependence): Use new names.
12908 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12909 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12910 * tree-vect-patterns.c (widened_name_p): Use new names.
12911 (vect_recog_dot_prod_pattern): Likewise.
12912 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12913 (process_use, vect_mark_stmts_to_be_vectorized,
12914 vect_model_simple_cost, vect_model_store_cost,
12915 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12916 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12917 vectorizable_operation, vectorizable_type_demotion,
12918 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12919 vectorizable_condition): Likewise.
12920 (vect_analyze_operations): Split into vect_analyze_loop_operations
12922 (vect_analyze_stmt): ... new function.
12923 (new_stmt_vec_info): Use new names.
12924 (vect_is_simple_use): Use new names and fix comment.
12925 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12926 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12928 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12931 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12932 and integer modes for x87 operands. Do not ICE for unsupported size,
12933 generate error instead. Generate error for unsupported operand types.
12934 ['z']: Do not handle HImode memory operands specially. Warning
12935 for floating-point operands. Fallthru to 'Z' for unsupported operand
12936 types. Do not ICE for unsupported size, generate error instead.
12937 (output_387_binary_op): Use %Z to output operands.
12938 (output_fp_compare): Ditto.
12939 (output_387_reg_move): Ditto.
12941 2009-04-28 Ben Elliston <bje@au.ibm.com>
12946 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12948 * builtins.c (c_strlen): Do not warn here.
12949 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12950 * c-common.c (pointer_int_sum): Take an explicit location.
12951 Warn about offsets out of bounds.
12952 * c-common.h (pointer_int_sum): Adjust declaration.
12954 2009-04-27 Ian Lance Taylor <iant@google.com>
12956 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12958 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12959 * df-core.c (df_set_flags): Change return type to int. Change
12960 type of old_flags to int.
12961 (df_clear_flags): Likewise.
12962 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12963 (df_get_conditional_uses): Likewise.
12964 * df.h (df_set_flags, df_clear_flags): Update declarations.
12965 * dwarf2out.c (struct indirect_string_node): Change type of form
12966 field to enum dwarf_form.
12967 (AT_string_form): Change return type to enum dwarf_form.
12968 * fixed-value.c (fixed_compare): Add cast to enum type.
12969 * fwprop.c (update_df): Change 0 to VOIDmode.
12970 * gensupport.c: Change 0 to UNKNOWN.
12971 * gimple.h (gimple_cond_code): Add cast to enum type.
12972 * haifa-sched.c (reemit_notes): Add cast to enum type.
12973 * hooks.c (hook_int_void_no_regs): Remove function.
12974 * hooks.h (hook_int_void_no_regs): Remove declaration.
12975 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12976 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12977 * real.c (real_arithmetic): Add cast to enum type.
12978 (real_compare): Likewise.
12979 * target.h (struct gcc_target): Change return type of
12980 branch_target_register_class to enum reg_class.
12981 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12982 default_branch_target_register_class.
12983 * targhooks.c (default_branch_target_register_class): New function.
12984 * targhooks.h (default_branch_target_register_class): Declare.
12985 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12986 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12988 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12990 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12991 vect_uninitialized_def. Change 0 to ERROR_MARK.
12992 * tree-vect-stmts.c (supportable_widening_operation): Don't
12993 initialize icode1 and icode2.
12994 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12995 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12997 (cmn_err_flag_specs): Change 0 to STD_C89.
12998 (cmn_err_char_table): Likewise.
12999 * config/arm/arm.c (get_arm_condition_code): Change type of code
13000 to enum arm_cond_code.
13001 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
13002 (IWMMXT_BUILTIN2): Likewise.
13003 (neon_builtin_type_bits): Don't define typedef.
13004 (neon_builtin_datum): Change type of bits field to int.
13005 (arm_expand_neon_args): Add cast to enum type.
13006 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
13008 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
13009 casts to enum type.
13010 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
13012 * config/mips/mips.md (jal_macro): Return enum constant.
13013 (single_insn): Likewise.
13014 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
13016 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13017 casts to enum type.
13018 * config/s390/s390.c (s390_tune_flags): Change type to int.
13019 (s390_arch_flags): Likewise.
13020 (s390_handle_arch_option): Change flags field of struct pta to int.
13021 * config/s390/s390.h (s390_tune_flags): Update declaration.
13022 (s390_arch_flags): Likewise.
13023 * config/sh/sh.c (prepare_move_operands): Compare
13024 tls_symbolic_operand result with enum constant.
13025 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
13026 (sh_expand_prologue): Add cast to enum type.
13027 (sh_expand_epilogue): Likewise.
13028 (tls_symbolic_operand): Change return type to enum tls_model.
13029 (fpscr_set_from_mem): Add cast to enum type.
13030 (legitimize_pic_address): Compare tls_symbolic_operand result with
13032 (sh_target_reg_class): Change return type to enum reg_class.
13033 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
13035 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
13036 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
13037 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
13038 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
13039 (delayed_branch, tls_call_delay): Likewise.
13040 (eligible_for_sibcall_delay): Likewise.
13041 (eligible_for_return_delay): Likewise.
13042 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
13043 (spu_expand_builtin_1): Likewise.
13045 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
13046 for all types of conversions.
13047 (output_init_element): Issue -Wc++-compat warning if needed when
13048 initializing a bitfield with enum type.
13049 * c-parser.c (c_parser_expression): Set original_type to
13050 original_type of right hand operand of comma operator.
13052 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13054 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
13056 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
13057 * doc/cpp.texi (Standard Predefined Macros)
13058 (Implementation-defined behavior): Likewise.
13059 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
13060 * doc/gimple.texi (GIMPLE Exception Handling)
13061 (@code{GIMPLE_ASSIGN}): Likewise.
13062 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
13063 * doc/invoke.texi (Warning Options, Optimize Options)
13064 (AVR Options, Darwin Options): Likewise.
13065 (Optimize Options): Reformulate -fwhole-program description.
13066 * doc/loop.texi (Lambda): Likewise.
13067 * doc/md.texi (Output Template, Define Constraints)
13068 (Standard Names, Insn Splitting): Likewise.
13069 * doc/options.texi (Option properties): Likewise.
13070 * doc/passes.texi (Tree-SSA passes): Likewise.
13071 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
13072 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
13073 (File Names and DBX): Likewise.
13074 * doc/trouble.texi (Incompatibilities): Likewise.
13076 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13078 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
13079 instruction is correct.
13081 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13083 Allow non-constant arguments to conversion intrinsics.
13084 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
13085 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
13086 * spu.c (print_operand): Handle 'v' and 'w'.
13087 (exp2_immediate_p, spu_gen_exp2): Define.
13088 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
13089 spu_convtf_1): Update parameter descriptions.
13090 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
13091 * constraints.md ('v', 'w'): New.
13092 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
13094 (i2f, I2F): New define_mode_attr.
13095 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
13096 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
13097 fixuns_truncv4sfv4si2): Update to use mode attribute.
13098 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
13099 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
13100 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
13101 patterns for combine.
13103 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
13105 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
13106 (cprop, hoist, pre, store_motion): New debug counters.
13107 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
13108 is not an RTL pass anymore.
13109 (pass_profiling): Remove extern decl for pass removed in 2005.
13110 (pass_gcse, pass_jump_bypass): Remove.
13111 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
13112 to 0 for clean state.
13113 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
13114 * cse.c (gate_handle_cse_after_global_opts,
13115 rest_of_handle_cse_after_global_opts): New functions.
13116 (pass_cse_after_global_opts): New pass, does local CSE.
13117 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
13118 (TV_CPROP): New timevar.
13119 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
13120 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
13121 (gcse_main, recompute_all_luids): Remove.
13122 (compute_hash_table_work): Call max_reg_num instead of reading
13124 (cprop_jump): Don't set run_jump_opt_after_gcse.
13125 (constprop_register): Always allow to alter jumps.
13126 (cprop_insn): Likewise.
13127 (do_local_cprop): Likewise.
13128 (local_cprop_pass): Likewise. Return non-zero if something changed.
13129 (cprop): Remove function, fold interesting bits into one_cprop_pass.
13130 (find_implicit_sets): Add note about missed optimization opportunity.
13131 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
13132 pass_rtl_cprop execute function.
13133 Don't bother tracking the pass number, each pass gets its own dumpfile
13135 Always allow to alter jumpsand bypass jumps.
13136 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
13137 will just find no suitable set.
13138 (pre_edge_insert): Fix dumping, this function is for PRE only.
13139 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
13140 pass_rtl_pre execute function.
13141 (hoist_code): Return non-zero if something changed. Keep track of
13142 substitutions and insertions for statistics gathering similar to PRE.
13143 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
13144 called from the pass_rtl_hoist execute function. Show pass statistics.
13145 (compute_store_table): Use max_reg_num directly instead of using the
13146 formerly global max_gcse_regno.
13147 (build_store_vectors): Likewise.
13148 (replace_store_insn): Fix dumping.
13149 (store_motion): Rename to ...
13150 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
13151 pass, called from the pass_rtl_store_motion execute function. Keep
13152 track of substitutions and insertions for statistics gathering similar
13154 (bypass_jumps): Remove, fold interesting bits into ...
13155 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
13156 from the pass_rtl_cprop execute function.
13157 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
13158 pass_jump_bypass): Remove.
13159 (gate_handle_gcse, rest_of_handle_gcse): Remove.
13160 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
13161 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
13162 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
13163 (gate_rtl_store_motion, execute_rtl_store_motion,
13164 pass_rtl_store_motion): New.
13165 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
13166 make it clear that -fcse-skip-blocks is a no-op for backward compat.
13167 * passes.c (init_optimization_passes): Remove pass_gcse and
13168 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
13169 and cse_after_global_opts in place of pass_gcse. Schedule cprop
13170 instead of pass_jump_bypass.
13172 2009-04-27 Richard Guenther <rguenther@suse.de>
13174 PR middle-end/39928
13175 * gimplify.c (gimplify_expr): If we are required to create
13176 a temporary make sure it ends up as register.
13178 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
13181 * config/i386/i386.c (construct_container): Don't call
13182 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
13183 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
13185 2009-04-27 Michael Matz <matz@suse.de>
13187 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
13188 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
13189 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
13190 (dump_replaceable_exprs): Take a bitmap.
13191 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
13193 (expand_gimple_basic_block): Likewise.
13194 * tree-ssa-ter.c (struct temp_expr_table_d): Make
13195 replaceable_expressions member a bitmap.
13196 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
13197 (mark_replaceable): Likewise.
13198 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
13199 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
13201 2009-04-27 Richard Guenther <rguenther@suse.de>
13203 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
13204 (verify_stmts): Dispatch to gimple/type verification code.
13205 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
13206 issue with call argument types.
13208 2009-04-27 Michael Matz <matz@suse.de>
13210 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
13211 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
13214 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
13215 Eric Botcazou <ebotcazou@adacore.com>
13217 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
13218 a label's basic block.
13219 (mark_target_live_regs): Tidy and rework obsolete comments.
13220 Change back DF problem to LIVE. If a label starts a basic block,
13221 assume that all registers that used to be live then still are.
13222 (init_resource_info): If a label starts a basic block, set its
13223 BLOCK_FOR_INSN accordingly.
13224 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
13226 2009-04-27 Richard Guenther <rguenther@suse.de>
13228 * tree-flow-inline.h (function_ann): Remove.
13229 (get_function_ann): Likewise.
13230 * tree-dfa.c (create_function_ann): Remove.
13231 * tree-flow.h (struct static_var_ann_d): Remove.
13232 (struct function_ann_d): Likewise.
13233 (union tree_ann_d): Remove fdecl member.
13234 (function_ann_t): Remove.
13235 (function_ann, get_function_ann, create_function_ann): Remove
13238 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
13240 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
13242 2009-04-27 Jan Hubicka <jh@suse.cz>
13244 * ipa-pure-const.c (struct funct_state_d): New fields
13245 state_previously_known, looping_previously_known; remove
13246 state_set_in_source.
13247 (analyze_function): Use new fields.
13248 (propagate): Avoid assumption that state_set_in_source imply
13251 * tree-ssa-loop-niter.c (finite_loop_p): New function.
13252 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
13253 * cfgloop.h (finite_loop_p): Declare.
13255 2009-04-26 Michael Matz <matz@suse.de>
13257 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
13259 2009-04-26 Michael Matz <matz@suse.de>
13261 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
13262 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
13263 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
13264 pass_mark_used_blocks): Remove.
13265 * tree-optimize.c (pass_free_datastructures,
13266 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
13267 * passes.c (init_optimization_passes): Don't call
13268 pass_mark_used_blocks, remove dead code.
13270 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
13272 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
13273 * tree-ssa-live.h (register_ssa_partition): Likewise.
13275 2009-04-26 Michael Matz <matz@suse.de>
13278 * builtins.c (fold_builtin_next_arg): Handle SSA names.
13279 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
13280 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
13282 (compare_pairs): Swap cost comparison.
13283 (coalesce_ssa_name): Don't use change_partition_var.
13284 * tree-nrv.c (struct nrv_data): Add modified member.
13285 (finalize_nrv_r): Set it.
13286 (tree_nrv): Use it to update statements.
13287 (pass_nrv): Require PROP_ssa.
13288 * tree-mudflap.c (mf_decl_cache_locals,
13289 mf_build_check_statement_for): Use make_rename_temp.
13290 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
13291 * alias.c (find_base_decl): Handle SSA names.
13292 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
13293 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
13294 * rtl.h (set_reg_attrs_for_parm): Declare.
13295 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
13296 to "optimized", remove unused locals at finish.
13297 (execute_free_datastructures): Make global, call
13298 delete_tree_cfg_annotations.
13299 (execute_free_cfg_annotations): Don't call
13300 delete_tree_cfg_annotations.
13302 * ssaexpand.h: New file.
13303 * expr.c (toplevel): Include ssaexpand.h.
13304 (expand_assignment): Handle SSA names the same as register variables.
13305 (expand_expr_real_1): Expand SSA names.
13306 * cfgexpand.c (toplevel): Include ssaexpand.h.
13307 (SA): New global variable.
13308 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
13309 (SSAVAR): New macro.
13310 (set_rtl): New helper function.
13311 (add_stack_var): Deal with SSA names, use set_rtl.
13312 (expand_one_stack_var_at): Likewise.
13313 (expand_one_stack_var): Deal with SSA names.
13314 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
13315 before unique numbers.
13316 (expand_stack_vars): Use set_rtl.
13317 (expand_one_var): Accept SSA names, add asserts for them, feed them
13318 to above subroutines.
13319 (expand_used_vars): Expand all partitions (without default defs),
13320 then only the local decls (ignoring those expanded already).
13321 (expand_gimple_cond): Remove edges when jumpif() expands an
13322 unconditional jump.
13323 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
13324 or remove abnormal edges. Ignore insns setting the LHS of a TERed
13326 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
13327 members of SA; deal with PARM_DECL partitions here; expand
13328 all PHI nodes, free tree datastructures and SA. Commit instructions
13329 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
13330 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
13331 info and statements at start, collect garbage at finish.
13332 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
13333 (VAR_ANN_PARTITION) Remove.
13334 (change_partition_var): Don't declare.
13335 (partition_to_var): Always return SSA names.
13336 (var_to_partition): Only accept SSA names.
13337 (register_ssa_partition): Only check argument.
13338 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
13340 (delete_var_map): Don't free it.
13341 (var_union): Only accept SSA names, simplify.
13342 (partition_view_init): Mark only useful SSA names as used.
13343 (partition_view_fini): Only deal with SSA names.
13344 (change_partition_var): Remove.
13345 (dump_var_map): Use ssa_name instead of partition_to_var member.
13346 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
13348 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
13349 (struct _elim_graph): New member const_dests; nodes member vector of
13351 (set_location_for_edge): New static helper.
13352 (create_temp): Remove.
13353 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
13354 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
13355 (new_elim_graph): Allocate const_dests member.
13356 (clean_elim_graph): Truncate const_dests member.
13357 (delete_elim_graph): Free const_dests member.
13358 (elim_graph_size): Adapt to new type of nodes member.
13359 (elim_graph_add_node): Likewise.
13360 (eliminate_name): Likewise.
13361 (eliminate_build): Don't take basic block argument, deal only with
13362 partition numbers, not variables.
13363 (get_temp_reg): New static helper.
13364 (elim_create): Use it, deal with RTL temporaries instead of trees.
13365 (eliminate_phi): Adjust all calls to new signature.
13366 (assign_vars, replace_use_variable, replace_def_variable): Remove.
13367 (rewrite_trees): Only do checking.
13368 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
13369 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
13370 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
13371 contains_tree_r, MAX_STMTS_IN_LATCH,
13372 process_single_block_loop_latch, analyze_edges_for_bb,
13373 perform_edge_inserts): Remove.
13374 (expand_phi_nodes): New global function.
13375 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
13376 functions, initialize new parameter, remember partitions having a
13378 (finish_out_of_ssa): New global function.
13379 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
13380 don't reset in_ssa_p here, don't disable TER when mudflap.
13381 (pass_del_ssa): Remove.
13382 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
13384 (execute_free_datastructures): Declare.
13385 * Makefile.in (SSAEXPAND_H): New variable.
13386 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
13387 * basic-block.h (commit_one_edge_insertion): Declare.
13388 * passes.c (init_optimization_passes): Move pass_nrv and
13389 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
13390 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
13391 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
13392 (redirect_branch_edge): Deal with super block when expanding, split
13393 out jump patching itself into ...
13394 (patch_jump_insn): ... here, new static helper.
13396 2009-04-26 Michael Matz <matz@suse.de>
13398 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
13399 beyond num_ssa_names.
13400 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
13401 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
13403 2009-04-26 Jakub Jelinek <jakub@redhat.com>
13405 PR inline-asm/39543
13406 * fwprop.c (forward_propagate_asm): New function.
13407 (forward_propagate_and_simplify): Propagate also into __asm, if it
13408 doesn't increase the number of referenced registers.
13411 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
13413 2009-04-26 Jakub Jelinek <jakub@redhat.com>
13415 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
13416 note_nonlocal_vla_type for nonlocal VLAs.
13417 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
13418 contains_remapped_vars, remap_vla_decls): New functions.
13419 (convert_nonlocal_reference_stmt): If not optimizing, call
13420 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
13421 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
13422 if it wasn't found in var_map.
13423 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
13424 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
13425 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
13427 * gimplify.c (nonlocal_vlas): New variable.
13428 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
13430 (gimplify_body): Create and destroy nonlocal_vlas.
13432 * dwarf2out.c (loc_descr_plus_const): New function.
13433 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
13434 mem_loc_descriptor, loc_descriptor_from_tree_1,
13435 descr_info_loc, gen_variable_die): Use it.
13437 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
13438 !TREE_STATIC VAR_DECLs.
13439 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
13440 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
13441 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
13442 DECL_BY_REFERENCE is valid.
13443 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
13444 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
13445 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
13446 Copy DECL_BY_REFERENCE.
13447 (struct nesting_copy_body_data): New type.
13448 (nesting_copy_decl): New function.
13449 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
13450 if they have variable length.
13452 2009-04-26 Michael Matz <matz@suse.de>
13454 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
13455 mark new temporaries for renaming.
13457 2009-04-26 Joseph Myers <joseph@codesourcery.com>
13460 * c-decl.c (global_bindings_p): Return negative value.
13461 (c_variable_size): New. Based on variable_size from
13463 (grokdeclarator): Call c_variable_size not variable_size.
13465 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
13467 * config/i386/i386.c (print_operand) ['z']: Fix typo.
13469 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
13471 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
13472 Redefine it to just use mingw/include.
13473 (ASM_SPEC): Rules for -m32 and -m64.
13474 (LINK_SPEC): Use Likewise.
13475 (SPEC_32): New define.
13476 (SPEC_64): Likewise.
13477 (SUB_LINK_SPEC): Likewise.
13478 (MULTILIB_DEFAULTS): New define.
13479 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
13480 Add multilib options.
13481 (MULTILIB_DIRNAMES): Likewise.
13482 (MULTILIB_OSDIRNAMES): Likewise.
13483 (LIBGCC): Likewise.
13484 (INSTALL_LIBGCC): Likewise.
13486 2009-04-26 Joseph Myers <joseph@codesourcery.com>
13489 * c-tree.h (enum c_inline_static_type): New.
13490 (record_inline_static): Declare.
13491 * c-decl.c (struct c_inline_static, c_inline_statics,
13492 record_inline_static, check_inline_statics): New.
13493 (pop_file_scope): Call check_inline_statics.
13494 (start_decl): Call record_inline_static instead of pedwarning
13495 directly for static in inline function.
13496 * c-typeck.c (build_external_ref): Call record_inline_static
13497 instead of pedwarning directly for static referenced in inline
13500 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
13502 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
13503 not new but only being rescanned.
13504 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
13505 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
13506 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
13507 record_set_info, compute_set, grealloc): Remove.
13508 (recompute_all_luids): New function.
13509 (gcse_main): Don't compute sets, and don't do related memory
13510 allocations/free-ing. If something changed before the end of the
13511 pass, update LUIDs using recompute_all_luids.
13512 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
13513 (free_gcse_mem): Don't free it either.
13514 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
13515 Use the df insn LUIDs.
13516 (load_killed_in_block): Likewise.
13517 (compute_hash_table_work): Don't compute reg_set_in_block.
13518 (compute_transp): Use DF_REG_DEF_CHAINs.
13519 (local_cprop_pass): Don't use compute_sets and related functions.
13520 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
13521 Use get_max_uid() instead of max_cuid.
13522 (insert_insn_end_basic_block, pre_insert_copy_insn,
13523 update_ld_motion_stores): Don't try to
13524 keep reg_set tables up to date.
13525 (pre_insert_copies): Use df insn LUIDs.
13526 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
13527 (reg_set_info): Don't use extra bitmap argument.
13528 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
13529 information to compute regs_set_in_block.
13530 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
13531 (bypass_jumps): Don't use compute_sets and friends.
13533 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13536 * opts.c (undocumented_msg): Do not leave blank even with
13539 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13541 * c-decl.c (build_enumerator): Allow values folding to integer
13542 constants but not integer constant expressions with a pedwarn if
13545 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13548 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
13549 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
13550 type is an integer constant.
13552 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13555 * config/i386/i386.c (print_operand) ['z']: Revert handling of
13558 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13561 * c-decl.c (grokdeclarator): Diagnose declarations of functions
13562 with variably modified return type and no storage class
13563 specifiers, except for the case of nested functions. Distinguish
13564 extern declarations of functions with variably modified return
13565 types from those of objects with variably modified types.
13567 2009-04-25 Jan Hubicka <jh@suse.cz>
13569 * tree.c (list_equal_p): New function.
13570 * tree.h (list_equal_p): Declare.
13571 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13572 basic_block_def, basic_block, const_basic_block): New.
13573 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
13574 (redirect_eh_edge): New function.
13575 (make_eh_edge_update_phi): EH edges are not abnormal.
13576 * except.c: Include tree-flow.h.
13577 (list_match): New function.
13578 (eh_region_replaceable_by_p): New function.
13579 (replace_region): New function.
13580 (hash_type_list): New function.
13581 (hash_eh_region): New function.
13582 (eh_regions_equal_p): New function.
13583 (merge_peers): New function.
13584 (remove_unreachable_regions): Verify EH tree when checking;
13586 (copy_eh_region_1): New function.
13587 (copy_eh_region): New function.
13588 (push_reachable_handler): New function.
13589 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
13590 regions without label but with live RESX.
13591 * except.h (redirect_eh_edge_to_label): New.
13592 * tree-flow.h (redirect_eh_edge): New.
13593 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13594 basic_block_def, basic_block, const_basic_block): Remove.
13595 * Makefile.in (except.o): Add dependency on tree-flow.h
13596 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
13597 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
13600 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
13603 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
13604 on the destination of memcpy.
13606 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
13608 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
13609 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
13610 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
13612 2009-04-25 Jan Hubicka <jh@suse.cz>
13614 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
13615 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
13616 to be reached by different label than left.
13617 (update_eh_edges): Update comment; remove edge_to_remove if possible
13618 and return true if suceeded.
13619 (cleanup_empty_eh): Accept sharing map; handle shared regions.
13620 (cleanup_eh): Compute sharing map.
13621 * except.c (remove_eh_handler_and_replace): Add argument if we should
13623 (remove_unreachable_regions): Update for label sharing.
13624 (label_to_region_map): Likewise.
13625 (get_next_region_sharing_label): New function.
13626 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
13628 (remove_eh_handler): Update.
13629 (remove_eh_region_and_replace_by_outer_of): New function.
13630 * except.h (struct eh_region): Add next_region_sharing_label.
13631 (remove_eh_region_and_replace_by_outer_of,
13632 get_next_region_sharing_label): Declare.
13633 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
13635 2009-04-25 Jan Hubicka <jh@suse.cz>
13637 * tree-cfg.c (split_critical_edges): Split also edges where we can't
13638 insert code even if they are not critical.
13640 2009-04-25 Jan Hubicka <jh@suse.cz>
13642 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13643 (gimple_can_remove_branch_p): EH edges won't remove branch by
13645 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
13646 updating of non-abnormal EH edges.
13647 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13648 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
13649 (split_critical_edges): Split also edges where emitting code on them
13650 will lead to splitting later.
13652 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13653 H.J. Lu <hongjiu.lu@intel.com>
13656 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
13657 the configured assembler supports fildq and fistpq mnemonics.
13658 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
13659 * configure: Regenerated.
13660 * config.in: Ditto.
13662 * config/i386/i386.c (print_operand): Handle 'Z'.
13663 ['z']: Remove handling of special fild/fist suffixes.
13664 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
13665 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
13666 suffix of fild insn.
13667 (*floatsi<mode>2_vector_mixed): Ditto.
13668 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
13669 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
13670 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13671 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
13672 * config/i386/gas.h (GAS_MNEMONICS): Remove.
13674 2009-04-25 Ben Elliston <bje@au.ibm.com>
13676 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13677 the source of a set operation.
13679 2009-04-25 Anatoly Sokolov <aesok@post.ru>
13681 * target.h (struct gcc_target): Add case_values_threshold field.
13682 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
13683 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
13684 * targhooks.c (default_case_values_threshold): New function.
13685 * targhooks.h (default_case_values_threshold): Declare function.
13686 * stmt.c (expand_case): Use case_values_threshold target hook.
13687 * expr.h (case_values_threshold): Remove declartation.
13688 * expr.c (case_values_threshold): Remove function.
13689 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
13691 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
13692 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13693 (avr_case_values_threshold): Declare as static.
13694 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
13696 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
13697 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13698 (mn10300_case_values_threshold): New function.
13700 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13702 * ira.c (setup_cover_and_important_classes): Add enum cast.
13704 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13706 * genpreds.c (write_enum_constraint_num): Output definition of
13707 CONSTRAINT_NUM_DEFINED_P macro.
13708 * ira.c (setup_cover_and_important_classes): Use
13709 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13711 2009-04-24 DJ Delorie <dj@redhat.com>
13713 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13714 __SH2A_SINGLE_ONLY__ also.
13716 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13718 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13719 (movdf_internal): Ditto.
13720 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13721 SFmode and DFmode constants.
13722 (ia64_print_operand): Add 'G' format for printing
13723 floating point constants.
13725 2009-04-24 Richard Guenther <rguenther@suse.de>
13727 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13728 from unsigned additions.
13730 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13732 * c-typeck.c (set_init_index): Allow array designators that are
13733 not integer constant expressions with a pedwarn if pedantic.
13735 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13737 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13738 zero if no overlap in nonzero bits between the operands.
13740 2009-04-24 Ian Lance Taylor <iant@google.com>
13742 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13743 (record_dead_and_set_regs): Likewise.
13744 * df.h (struct df_mw_hardreg): Change flags field to int.
13745 (struct df_base_ref): Likewise.
13746 (struct df): Change changeable_flags field to int.
13747 * df-scan.c (df_defs_record): Change clobber_flags to int.
13748 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13749 constants rather than #define macros.
13750 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13751 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13752 (enum dwarf_calling_convention): Likewise.
13753 (enum dwarf_line_number_x_ops): Likewise.
13754 (enum dwarf_call_frame_info): Likewise.
13755 (enum dwarf_source_language): Likewise.
13756 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13757 (add_calling_convention_attribute): Likewise.
13758 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13759 (combine_comparisons): Change compcode to int. Add cast to enum type.
13760 * genrecog.c (maybe_both_true_2): Change c to int.
13761 (write_switch): Likewise. Add cast to enum type.
13762 * gimplify.c (gimplify_omp_for): Handle return values from
13763 gimplify_expr using MIN rather than bitwise or.
13764 (gimplify_expr): Add cast to enum type.
13765 * ipa-prop.c (update_jump_functions_after_inlining): Change
13766 IPA_BOTTOM to IPA_JF_UNKNOWN.
13767 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13768 Add casts to enum type.
13769 (setup_cover_and_important_classes): Change cl to int. Add casts
13771 (setup_class_translate): Change cl and mode to int.
13772 (ira_init_once): Change mode to int.
13773 (free_register_move_costs): Likewise.
13774 (setup_prohibited_mode_move_regs): Add casts to enum type.
13775 * langhooks.c (add_builtin_function_common): Rework assertion that
13776 value fits bitfield.
13777 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13778 * omega.c (omega_do_elimination): Avoid math on enum types.
13779 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13780 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13781 int local to handle integral_argment value.
13782 * regmove.c (try_auto_increment): Change PUT_MODE to
13784 * reload.c (push_secondary_reload): Add casts to enum type.
13785 (secondary_reload_class, find_valid_class): Likewise.
13786 * reload1.c (emit_input_reload_insns): Likewise.
13787 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13788 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13789 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13791 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13792 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13794 (expand_complex_libcall): Add casts to enum type.
13795 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13796 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13797 with ERROR_MARK, not NUM_TREE_CODES.
13798 (vect_create_epilog_for_reduction): Likewise.
13799 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13800 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13801 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13803 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13804 vect_unused_in_loop. Change 0 to loop_vect.
13805 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13806 * var-tracking.c (get_init_value): Change return type to enum
13808 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13809 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13811 (arm_override_options): Add casts to enum type.
13812 (arm_emit_tls_decoration): Likewise.
13813 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13815 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13816 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13817 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13819 * config/s390/s390.c (code_for_builtin_64): Change to array of
13821 (code_for_builtin_31): Likewise.
13822 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13824 * config/sparc/sparc.c (sparc_override_options): Change value
13825 field in struct code_model to enum cmodel. In initializer change
13826 0 to NULL and add cast to enum type.
13828 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13829 Change all callers. Issue a -Wc++-compat warning using
13830 lhs_origtype if necessary.
13831 (convert_for_assignment): Issue -Wc++-compat warnings about
13832 invalid conversions to enum type on assignment.
13833 * c-common.h (build_modify_expr): Update declaration.
13835 2009-04-24 Nick Clifton <nickc@redhat.com>
13837 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13838 (function_arg_advance): Likewise.
13839 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13842 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13844 * config/s390/constraints.md ('I', 'J'): Fix condition.
13846 2009-04-24 Diego Novillo <dnovillo@google.com>
13848 * gengtype-parse.c (parse_error): Add newline after message.
13850 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13852 * config/i386/sse.md (avxmodesuffixs): Removed.
13853 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13854 (*avx_pinsr<ssevecsize>): This.
13856 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13858 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13859 follow chains of regs with a single definition, and allow expressions
13860 that are function_invariant_p.
13861 (simple_rhs_p): Allow expressions that are function_invariant_p.
13863 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13865 PR middle-end/39867
13866 * fold-const.c (fold_cond_expr_with_comparison): When folding
13867 > and >= to MAX, make sure the MAX uses the same type as the
13868 comparison's operands.
13870 2009-04-24 Nick Clifton <nickc@redhat.com>
13872 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13873 addressing for DImode accesses.
13874 (frv_print_operand_address): Handle PLUS case.
13875 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13877 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13879 PR rtl-optimization/39794
13880 * alias.c (canon_true_dependence): Add x_addr argument.
13881 * rtl.h (canon_true_dependence): Adjust prototype.
13882 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13883 * cselib.c (cselib_invalidate_mem): Likewise.
13884 * gcse.c (compute_transp): Likewise.
13885 * dse.c (scan_reads_nospill): Likewise.
13886 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13887 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13888 canon_base_addr of the group, plus optional offset.
13889 (struct group_info): Rename canon_base_mem to
13891 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13892 canon_rtx of base_mem.
13894 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13896 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13897 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13899 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13901 * config/spu/spu-builtins.h: Delete file.
13903 * config/spu/spu.h (enum spu_builtin_type): Move here from
13905 (struct spu_builtin_description): Likewise. Add GTY marker.
13906 Do not use enum spu_function_code or enum insn_code.
13907 (spu_builtins): Add extern declaration.
13909 * config/spu/spu.c: Do not include "spu-builtins.h".
13910 (enum spu_function_code, enum spu_builtin_type_index,
13911 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13912 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13913 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13914 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13915 (spu_builtin_types): Make static. Add GTY marker.
13916 (spu_builtins): Add extern declaration with GTY marker.
13917 Include "gt-spu.h".
13919 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13920 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13921 Check programmatically whether all parameters are scalar.
13923 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13925 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13927 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13928 assignment from the constructor either if the target is volatile.
13930 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13932 * config/arm/arm.md (insv): Do not share operands[0].
13934 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13936 * config/vxlib-tls.c (active_tls_threads): Delete.
13937 (delete_hook_installed): New.
13938 (tls_delete_hook): Don't delete the delete hook.
13939 (tls_destructor): Delete it here.
13940 (__gthread_set_specific): Adjust installing the delete hook.
13941 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13942 __gthread_leave_tsd_dtor_context.
13944 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13946 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13948 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13950 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13952 (alpha_rtx_costs): Ditto.
13953 (emit_unlikely_jump): Use add_reg_note.
13954 (emit_frame_store_1): Ditto.
13955 (alpha_expand_prologue): Ditto.
13956 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13957 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13959 2009-04-23 Nick Clifton <nickc@redhat.com>
13961 * config/v850/v850.md (epilogue): Remove suppressed code.
13962 (return): Rename to return_simple and remove test of frame size.
13963 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13964 to gen_return_simple.
13966 2009-04-22 Jing Yu <jingyu@google.com>
13969 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13971 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13974 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13975 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13976 value is a VECTOR_CST, the element type is the element type of the
13979 2009-04-22 DJ Delorie <dj@redhat.com>
13981 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13983 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13985 * alias.c (find_base_term): Move around LO_SUM case, so that
13986 CONST falls through into PLUS/MINUS handling.
13989 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13990 into 0, use omit_one_operand.
13992 2009-04-23 Ben Elliston <bje@au.ibm.com>
13994 * config/rs6000/linux-unwind.h (get_regs): Remove type
13995 puns. Change the type of `pc' to an array of unsigned ints and
13996 update all users. Constify frame24.
13998 2009-04-22 DJ Delorie <dj@redhat.com>
14000 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
14001 declarations before code.
14002 (current_function_special_page_vector): Likewise.
14003 (m32c_expand_insv): Silence a warning.
14005 2009-04-21 Taras Glek <tglek@mozilla.com>
14007 * alias.c: Update GTY annotations to new syntax.
14008 * basic-block.h: Likewise.
14009 * bitmap.h: Likewise.
14010 * c-common.h: Likewise.
14011 * c-decl.c: Likewise.
14012 * c-parser.c: Likewise.
14013 * c-pragma.c: Likewise.
14014 * c-tree.h: Likewise.
14015 * cfgloop.h: Likewise.
14016 * cgraph.h: Likewise.
14017 * config/alpha/alpha.c: Likewise.
14018 * config/arm/arm.h: Likewise.
14019 * config/avr/avr.h: Likewise.
14020 * config/bfin/bfin.c: Likewise.
14021 * config/cris/cris.c: Likewise.
14022 * config/darwin.c: Likewise.
14023 * config/frv/frv.c: Likewise.
14024 * config/i386/i386.c: Likewise.
14025 * config/i386/i386.h: Likewise.
14026 * config/i386/winnt.c: Likewise.
14027 * config/ia64/ia64.h: Likewise.
14028 * config/iq2000/iq2000.c: Likewise.
14029 * config/mips/mips.c: Likewise.
14030 * config/mmix/mmix.h: Likewise.
14031 * config/pa/pa.c: Likewise.
14032 * config/pa/pa.h: Likewise.
14033 * config/rs6000/rs6000.c: Likewise.
14034 * config/s390/s390.c: Likewise.
14035 * config/sparc/sparc.c: Likewise.
14036 * config/xtensa/xtensa.c: Likewise.
14037 * cselib.h: Likewise.
14038 * dbxout.c: Likewise.
14039 * dwarf2out.c: Likewise.
14040 * except.c: Likewise.
14041 * except.h: Likewise.
14042 * fixed-value.h: Likewise.
14043 * function.c: Likewise.
14044 * function.h: Likewise.
14045 * gimple.h: Likewise.
14046 * integrate.c: Likewise.
14047 * optabs.c: Likewise.
14048 * output.h: Likewise.
14049 * real.h: Likewise.
14051 * stringpool.c: Likewise.
14052 * tree-data-ref.c: Likewise.
14053 * tree-flow.h: Likewise.
14054 * tree-scalar-evolution.c: Likewise.
14055 * tree-ssa-address.c: Likewise.
14056 * tree-ssa-alias.h: Likewise.
14057 * tree-ssa-operands.h: Likewise.
14058 * tree.c: Likewise.
14059 * tree.h: Likewise.
14060 * varasm.c: Likewise.
14061 * varray.h: Likewise.
14063 * coretypes.h: Do not define GTY macro if it is already defined.
14064 * doc/gty.texi: Update GTY documentation to new syntax.
14065 * gengtype-lex.l: Enforce attribute-like syntax for GTY
14066 annotations on structs.
14067 * gengtype-parse.c: Likewise.
14069 2009-04-22 Mark Heffernan <meheff@google.com>
14071 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
14073 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
14075 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
14078 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
14080 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
14081 the same as a PLUS without a shift. Increase the cost of a
14084 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14086 * Makefile.in: Update dependencies.
14087 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
14088 * errors.h: Remove bogus comment about compatibility.
14089 (warning): Update declaration.
14090 * genautomata.c: Update all calls to warning.
14091 * gimple.c: Do not include errors.h. Include toplev.h.
14092 * tree-ssa-structalias.c: Do not include errors.h.
14093 * omega.c: Likewise.
14094 * tree-ssa-reassoc.c: Likewise.
14095 * config/spu/spu-c.c: Likewise.
14096 * config/spu/t-spu-elf: Update dependencies.
14098 2009-04-22 Richard Guenther <rguenther@suse.de>
14100 PR tree-optimization/39824
14101 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
14102 make sure the types are compatible.
14104 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14107 * c-common.c (c_parse_error): Take a token_flags parameter.
14108 Use token_type for the token type instead.
14109 Pass token_flags to cpp_type2name.
14110 * c-common.h (c_parse_error): Update declaration.
14111 * c-parser.c (c_parser_error): Pass 0 as token flags.
14113 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
14115 PR rtl-optimization/39580
14116 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
14118 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14120 * function.c (expand_function_end): Do not emit a jump to the "naked"
14121 return label for fall-through returns.
14122 * except.c (sjlj_emit_function_exit): Always place the call to the
14123 unregister function at the location installed by expand_function_end.
14125 2009-04-22 Richard Guenther <rguenther@suse.de>
14127 PR tree-optimization/39845
14128 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
14129 (gen_inbound_check): Likewise.
14131 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
14133 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
14135 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
14136 * config/vxlib.c (__gthread_once): Add race guard for PPC.
14138 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14140 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
14141 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
14142 shift counts to avoid out-of-bounds array accesses.
14144 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14146 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
14147 (Pmode): Move above.
14149 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
14151 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
14152 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
14153 GET_CODE macro. Use IN_RANGE macro where appropriate.
14154 * config/alpha/alpha.h: Ditto.
14155 * config/alpha/alpha.md: Ditto.
14156 * config/alpha/constraints.md: Ditto.
14157 * config/alpha/predicates.md: Ditto.
14159 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14161 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
14162 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14163 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14164 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14165 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14166 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14167 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14168 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14169 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14170 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14171 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14172 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14173 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14174 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14175 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14176 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14177 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14178 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14179 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14180 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14181 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14182 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14183 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14184 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14185 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14186 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14187 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14189 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14191 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
14192 references from comments.
14193 * cfgbuild.c: (count_basic_blocks): Delete.
14194 (find_basic_blocks_1): Delete.
14195 (find_basic_blocks): Delete.
14196 * except.c (finish_eh_generation): Make static. Move comment from
14197 except.h here. Remove find_basic_blocks references from comments.
14198 * except.h (finish_eh_generation): Delete.
14199 * basic-block.h (find_basic_blocks): Delete.
14200 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
14202 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
14204 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
14205 (sdbout_parms): Likewise.
14207 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14209 * config/sh/sh.c (prepare_cbranch_operands): Use
14210 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
14211 (expand_cbranchdi4): Likewise.
14212 (from_compare): Add cast to enum type.
14213 (expand_cbranchsi4): Use add_reg_note.
14214 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
14215 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
14216 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
14217 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14218 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
14219 instead of CODE_FOR_nothing.
14220 (cbranchdi4): Likewise. Fix the order of arguments for
14222 (push_fpscr): Use add_reg_note.
14223 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
14224 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
14226 2009-04-21 Joseph Myers <joseph@codesourcery.com>
14228 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
14229 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
14230 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
14231 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
14232 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
14233 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
14234 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
14235 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
14236 config/alpha/x-vms, config/arc/t-arc,
14237 config/arm/README-interworking, config/arm/arm-c.c,
14238 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
14239 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
14240 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
14241 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
14242 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
14243 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
14244 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
14245 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
14246 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
14247 config/cris/t-elfmulti, config/crx/t-crx,
14248 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
14249 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
14250 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
14251 config/h8300/t-h8300, config/i386/athlon.md,
14252 config/i386/darwin-libgcc.10.4.ver,
14253 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
14254 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
14255 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
14256 config/i386/t-linux64, config/i386/t-nwld,
14257 config/i386/t-rtems-i386, config/i386/t-sol2-10,
14258 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
14259 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
14260 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
14261 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
14262 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
14263 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
14264 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
14265 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
14266 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
14267 config/m68k/t-uclinux, config/mcore/t-mcore,
14268 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
14269 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
14270 config/mips/crtn.asm, config/mips/irix-crti.asm,
14271 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
14272 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
14273 config/mips/mips-fixed.md, config/mips/sb1.md,
14274 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
14275 config/mips/t-iris6, config/mips/t-isa3264,
14276 config/mips/t-libgcc-mips16, config/mips/t-linux64,
14277 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
14278 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
14279 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
14280 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
14281 config/mn10300/t-linux, config/mn10300/t-mn10300,
14282 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
14283 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
14284 config/picochip/libgccExtras/clzsi2.asm,
14285 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
14286 config/rs6000/darwin-libgcc.10.4.ver,
14287 config/rs6000/darwin-libgcc.10.5.ver,
14288 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
14289 config/rs6000/t-aix43, config/rs6000/t-aix52,
14290 config/rs6000/t-darwin, config/rs6000/t-fprules,
14291 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
14292 config/rs6000/t-lynx, config/rs6000/t-netbsd,
14293 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
14294 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
14295 config/rs6000/t-rtems, config/rs6000/t-spe,
14296 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
14297 config/score/t-score-elf, config/sh/divcost-analysis,
14298 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
14299 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
14300 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
14301 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
14302 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
14303 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
14304 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
14305 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
14306 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
14307 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
14308 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
14309 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
14310 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
14311 limitx.h, version.c, xcoff.h: Add copyright and license notices.
14312 * config/h8300/genmova.sh: Include copyright and license notices
14313 in generated output.
14314 * config/h8300/mova.md: Regenerate.
14315 * doc/install.texi2html: Include word "Copyright" in copyright
14316 notice and use name "Free Software Foundation, Inc.".
14317 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
14318 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
14319 ChangeLog-2007, ChangeLog-2008: Correct dates.
14321 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
14323 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
14324 NE_EXPR operations as well.
14325 * c-parser.c (c_parser_condition): Do not set location information on
14327 (c_parser_conditional_expression): Likewise.
14328 (c_parser_binary_expression): Set location information on operators.
14329 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
14330 TRUTH_NOT_EXPR has been folded.
14331 * fold-const.c (fold_truth_not_expr): Copy location information from
14332 the incoming expression to the outgoing one.
14333 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
14334 recursive calls on the LHS of the operator but pass that of the
14335 operator to recursive calls on the RHS of the operator. Set it
14337 (shortcut_cond_expr): Set the locus of the operator on the second
14338 COND_EXPR and that of the expression on the first in degenerate cases.
14339 Pass the locus of the expression to calls to shortcut_cond_r.
14340 Set the locus of the 'then' block on the associated jump, if any.
14341 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
14342 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
14343 expression to call to gimplify_boolean_expr.
14345 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
14347 * config.gcc: Add additional configuration for
14348 i686-w64-mingw* and x86_64-w64-mingw* triplet.
14349 * config/i386/mingw-w64.h: New mingw-w64 specific header.
14350 (CPP_SPEC): Redefine for allowing -municode option.
14351 (STARTFILE_SPEC): Likewise.
14352 * config/i386/t-mingw-w64: New.
14353 * config/i386/mingw-w64.opt: New.
14354 (municode): Add new target option.
14355 * doc/invoke.texi (municode): Add documentation for new option.
14357 2009-04-21 Ian Lance Taylor <iant@google.com>
14359 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14360 Correct test for number of arguments.
14361 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
14363 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
14365 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
14366 argument of emit_library_call.
14368 2009-04-21 Richard Guenther <rguenther@suse.de>
14370 PR middle-end/39829
14371 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
14372 inside VIEW_CONVERT_EXPRs.
14374 2009-04-21 Martin Jambor <mjambor@suse.cz>
14376 * tree-switch-conversion.c (build_constructors): Split a long line.
14377 (constructor_contains_same_values_p): New function.
14378 (build_one_array): Create assigns of constants if possible, do not
14379 call mark_sym_for_renaming, call update_stmt.
14380 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
14381 make_rename_temp. Do not call mark_symbols_for_renaming, call
14383 (gen_def_assigns): Do not call mark_symbols_for_renaming or
14384 find_new_referenced_vars, call update_stmt.
14385 (gen_inbound_check): Use create_tmp_var and create ssa names manually
14386 instead of calling make_rename_temp. Do not call
14387 find_new_referenced_vars or mark_symbols_for_renaming, call
14390 2009-04-21 Richard Guenther <rguenther@suse.de>
14392 PR tree-optimization/39827
14393 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
14394 (tree_ssa_phiprop): Pass the correct array size.
14396 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
14398 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
14400 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
14403 * c-typeck.c (lvalue_p): Move declaration ...
14404 * c-common.h (lvalue_p): ... to here.
14405 * c-common.c (candidate_equal_p): New.
14406 (add_tlist): Use it.
14407 (merge_tlist): Use it.
14408 (warn_for_collisions_1): Likewise.
14409 (warning_candidate_p): Accept more candidates.
14410 (verify_tree): A warning candidate can be an expression. Use
14413 2009-04-21 Ben Elliston <bje@au.ibm.com>
14416 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
14417 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
14418 options. Remove -mcall-solaris documentation.
14420 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14423 * doc/invoke.texi (-Wlong-long): Update description.
14424 * c-lex (interpret_integer): Only warn if there was no previous
14425 overflow and -Wlong-long is enabled.
14426 * c-decl.c (declspecs_add_type): Drop redundant flags.
14427 * c.opt (Wlong-long): Init to -1.
14428 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
14429 and front-end warn_long_long. Wlong-long only depends on other
14430 flags if it is uninitialized.
14431 * c-parser.c (disable_extension_diagnostics): warn_long_long is
14432 the same for CPP and FE.
14433 (restore_extension_diagnostics): Likewise.
14435 2009-04-20 Ian Lance Taylor <iant@google.com>
14437 Fix enum conversions which are invalid in C++:
14438 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
14439 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
14440 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
14441 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
14442 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
14443 (dbxout_parms): Likewise.
14444 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
14445 (df_clear_flags): Likewise.
14446 * df-problems.c (df_rd_bb_local_compute_process_def): Change
14447 top_flag parameter to int.
14448 (df_chain_create_bb_process_use): Likewise.
14449 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
14451 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
14452 (df_ref_create_structure, df_def_record_1): Likewise.
14453 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
14454 (df_notes_rescan): Change 0 to VOIDmode in function call.
14455 (df_get_call_refs, df_insn_refs_collect): Likewise.
14456 (df_bb_regs_collect): Likewise.
14457 (df_entry_block_defs_collect): Likewise.
14458 (df_exit_block_uses_collect): Likewise.
14459 * df.h: Update declarations.
14460 * double-int.c (double_int_divmod): Add cast to enum type.
14461 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
14462 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
14463 (based_loc_descr): Likewise.
14464 (loc_descriptor_from_tree_1): Change first_op and second_op to
14465 enum dwarf_location_atom. Add cast to enum type.
14466 * expmed.c (init_expmed): Change 0 to SET in function call.
14467 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
14468 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
14469 (do_store_flag): Likewise.
14470 * fixed-value.h (struct fixed_value): Change mode to enum
14472 * function.c (assign_parms): Change 0 to VOIDmode in function call.
14473 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
14475 (insert_insn_decl, insert_decl, insert_state): Likewise.
14476 (automata_list_finish): Likewise.
14477 * genrecog.c (process_define_predicate): Add cast to enum type.
14478 * gensupport.c (init_predicate_table): Add cast to enum type.
14479 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
14481 (gimple_build_call_1, gimple_build_label): Likewise.
14482 (gimple_build_goto, gimple_build_asm_1): Likewise.
14483 (gimple_build_switch_1, gimple_build_cdt): Likewise.
14484 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
14485 (enum fallback): Rename from enum fallback_t.
14486 (fallback_t): Typedef as int.
14487 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
14488 GSI_SAME_STMT in function call.
14489 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
14491 (setup_reg_class_relations): Likewise.
14492 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
14493 (setup_prohibited_class_mode_regs): Add cast to enum type.
14494 (setup_prohibited_mode_move_regs): Likewise.
14495 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
14496 (record_address_regs): Change i to enum reg_class.
14497 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
14498 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
14499 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
14500 (GET_MODE_2XWIDER_MODE): Likewise.
14501 (GET_CLASS_NARROWEST_MODE): Likewise.
14502 * omp-low.c (expand_omp_for): Add cast to enum type.
14503 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
14504 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
14505 * postreload.c (reload_cse_simplify_operands): Change rclass local
14507 * predict.c (combine_predictions_for_insn): Change best_predictor
14508 and predictor to enum br_predictor.
14509 (combine_predictions_for_bb): Likewise.
14510 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
14511 use SET_PREDICT_EXPR_OUTCOME.
14512 * real.c (real_arithmetic): Change icode to code in function call.
14513 * reginfo.c (init_move_cost): Add casts to enum type.
14514 (init_reg_sets_1, init_fake_stack_mems): Likewise.
14515 * regmove.c (regclass_compatible_p): Change class0 and class1 to
14517 * reload.c (find_valid_class): Add casts to enum type.
14518 (push_reload): Change 0 to NO_REGS in function call.
14519 (find_reloads): Change this_alternative to array of enum
14520 reg_class. Remove some now-unnecessary casts.
14521 (make_memloc): Change 0 to VOIDmode in function call.
14522 * reload1.c (reload): Change 0 to VOIDmode in function call.
14523 (eliminate_regs_1, elimination_effects): Likewise.
14524 (eliminate_regs_in_insn): Likewise.
14525 (emit_input_reload_insns): Add cast to enum type.
14526 (delete_output_reload): Change 0 to VOIDmode in function call.
14527 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
14528 to enum type in function call.
14529 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
14530 (SET_PREDICT_EXPR_OUTCOME): Define.
14531 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
14532 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
14533 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
14534 (dump_function): Likewise.
14535 * tree-dump.h: Update declarations.
14536 * tree-pass.h: Update declarations.
14537 * varasm.c (assemble_integer): Change mclass to enum mode_class.
14538 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
14540 (arm_rtx_costs_1): Correct parenthesization.
14541 (arm_rtx_costs): Add casts to enum type.
14542 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
14543 (vfp_emit_fstmd): Use add_rg_note.
14544 (emit_multi_reg_push, emit_sfm): Likewise.
14545 (thumb_set_frame_pointer): Likewise.
14546 (arm_expand_prologue): Likewise.
14547 (arm_regno_class): Change return type to enum reg_class.
14548 (thumb1_expand_prologue): Use add_reg_note.
14549 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
14550 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
14552 * config/arm/gentune.sh: Add cast to enum type.
14553 * config/arm/arm-tune.md: Rebuild.
14554 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
14555 (ix86_split_fp_branch, predict_jump): Likewise.
14556 (ix86_expand_multi_arg_builtin): Change sub_code from enum
14557 insn_code to enum rtx_code.
14558 (ix86_builtin_vectorized_function): Add cast to enum type.
14559 * config/i386/i386.md (truncdfsf2): Change slot to enum
14561 (truncxf<mode>2, isinf<mode>2): Likewise.
14562 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
14564 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
14565 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
14566 (insert_bundle_state): Change 1 to INSERT in function call.
14567 (ia64_add_bundle_selector_before): Likewise.
14568 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
14569 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
14570 (restore_stack_nonlocal): Likewise.
14571 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
14573 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
14575 (mips_rtx_costs): Likewise.
14576 (mips_override_options): Add casts to enum type.
14577 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
14579 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
14580 (store_reg, set_reg_plus_d): Likewise.
14581 (hppa_expand_prologue, hppa_profile_hook): Likewise.
14582 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14584 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
14586 (emit_unlikely_jump): Use add_reg_note.
14587 (rs6000_emit_allocate_stack): Likewise.
14588 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
14589 (output_toc): Change 1 to INSERT in function call.
14590 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
14591 (rs6000_initialize_trampoline): Likewise.
14592 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
14594 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
14595 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
14596 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
14597 (save_gprs): Use add_reg_note.
14598 (s390_emit_prologue): Likewise.
14599 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14600 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
14601 (sparc_fold_builtin): Add cast to enum type.
14602 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
14604 (spu_expand_prologue): Use add_reg_note.
14605 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
14607 2009-04-20 Ian Lance Taylor <iant@google.com>
14609 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
14610 (c_parser_postfix_expression_after_primary): Get VEC for list of
14611 arguments. Get original types of arguments. Call
14612 build_function_call_vec.
14613 (cached_expr_list_1, cached_expr_list_2): New static variables.
14614 (c_parser_expr_list): Change return type to VEC *. Add
14615 p_orig_types parameter. Change all callers.
14616 (c_parser_release_expr): New static function.
14617 (c_parser_vec_to_tree_list): New static function.
14618 * c-typeck.c (build_function_call): Rewrite to build a VEC and
14619 call build_function_call_vec.
14620 (build_function_call_vec): New function, based on old
14621 build_function_call.
14622 (convert_arguments): Remove nargs and argarray parameters. Change
14623 values to a VEC. Add origtypes parameter.
14624 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
14625 (convert_for_assignment): Add origtype parameter. Change all
14626 callers. If warn_cxx_compat, check for conversion to an enum
14627 type when calling a function.
14628 (store_init_value): Add origtype parameter. Change all callers.
14629 (digest_init): Likewise.
14630 (struct init_node): Add origtype field.
14631 (add_pending_init): Add origtype parameter. Change all callers.
14632 (output_init_element): Likewise.
14633 (output_pending_init_elements): Pass origtype from init_node to
14634 output_init_element.
14635 (process_init_element): Pass origtype from c_expr to
14636 output_init_element.
14637 (c_finish_return): Add origtype parameter. Change all callers.
14638 * c-common.c (sync_resolve_size): Change params to VEC *. Change
14640 (sync_resolve_params): Likewise.
14641 (sync_resolve_return): Change params to first_param. Change caller.
14642 (resolve_overloaded_builtins): Change params to VEC *. Change
14643 callers. Save first parameter around call to build_function_call_vec.
14644 * c-decl.c (finish_decl): Add origtype parameter. Change all
14645 callers. Call build_function_call_vec rather than
14646 build_function_call for cleanup.
14647 * c-tree.h: Update declarations.
14648 * c-common.h: Update declarations.
14649 * stub-objc.c (objc_rewrite_function_call): Change parameter from
14650 params to first_param.
14651 * target.h (struct gcc_target): Change resolve_overloaded_builtin
14652 params parameter from tree to void *.
14653 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14654 Change arglist parameter to have type void *, and to be a pointer
14656 * config/rs6000/rs6000-protos.h
14657 (altivec_resolve_overloaded_builtin): Update declaration.
14658 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
14659 fnargs parameter to have type void *, and to be a pointer to a
14660 VEC. Call build_function_call_vec instead of
14661 build_function_call.
14662 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
14664 2009-04-20 Joey Ye <joey.ye@intel.com>
14665 Xuepeng Guo <xuepeng.guo@intel.com>
14666 H.J. Lu <hongjiu.lu@intel.com>
14668 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
14670 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
14671 (IX86_LEA_PRIORITY): Likewise.
14672 (distance_non_agu_define): New function.
14673 (distance_agu_use): Likewise.
14674 (ix86_lea_for_add_ok): Likewise.
14675 (ix86_dep_by_shift_count): Likewise.
14677 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14678 should split for LEA.
14680 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14682 (ix86_dep_by_shift_count): Likewise.
14684 2009-04-20 Richard Guenther <rguenther@suse.de>
14686 * expr.c (handled_component_p): Move ...
14687 * tree.h (handled_component_p): ... here.
14688 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
14689 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
14690 and REALPART_EXPR to be in one group.
14692 2009-04-20 Richard Guenther <rguenther@suse.de>
14694 * basic-block.h (get_all_dominated_blocks): Declare.
14695 * dominance.c (get_all_dominated_blocks): New function.
14696 * tree-cfg.c (get_all_dominated_blocks): Remove.
14697 (remove_edge_and_dominated_blocks): Adjust.
14698 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
14699 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
14700 instead of recursing.
14702 2009-04-20 Doug Kwan <dougkwan@google.com>
14704 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14705 (struct cgraph_node_set_def): New type.
14706 (cgraph_node_set) New type. Also declare vector functions.
14707 (struct cgraph_node_set_element_def): New type.
14708 (cgraph_node_set_element): Ditto.
14709 (cgraph_node_set_iterator): New iterator type.
14710 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14711 cgraph_node_set_remove, dump_cgraph_node_set,
14712 debug_cgraph_node_set): New prototypes.
14713 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14714 cgraph_node_set_size): New inlines.
14715 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14716 including cgraph.h.
14717 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14718 argument to function 'write_summary'.
14719 * ipa.c: Include ggc.h.
14720 (hash_cgraph_node_set_element,
14721 eq_cgraph_node_set_element, cgraph_node_set_new,
14722 cgraph_node_set_add, cgraph_node_set_remove,
14723 cgraph_node_set_find, dump_cgraph_node_set,
14724 debug_cgraph_node_set): New functions.
14725 * Makefile.in (ipa.o): Add dependency on GGC_H.
14727 2009-04-20 Ira Rosen <irar@il.ibm.com>
14729 PR tree-optimization/39675
14730 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14731 check of the return code of vect_schedule_slp. Check that
14732 stmt_vec_info still exists for the statement, before checking its
14733 vectorization type.
14735 2009-04-20 Michael Matz <matz@suse.de>
14737 * Makefile.in (generated_files): Take out $(simple_generated_c).
14739 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14741 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14742 (UINTPTR_TYPE): Likewise.
14744 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14747 * c-typeck.c (digest_init): Check for initializing an array with a
14750 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14753 * c-semantics.c (pop_stmt_list): Propagate
14754 STATEMENT_LIST_HAS_LABEL to parent statement list.
14756 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14758 * config/mips/mips.h (mips_tune_attr): New macro.
14759 * config/mips/mips.md (cpu): Use it.
14761 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14764 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14767 2009-04-19 Diego Novillo <dnovillo@google.com>
14769 * toplev.c (compile_file): Move call to coverage_finish ...
14770 * cgraphunit.c (ipa_passes): ... here.
14771 Call cgraph_process_new_functions.
14772 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14773 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14775 2009-04-19 Jan Hubicka <jh@suse.cz>
14777 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14779 (dump_cgraph_node): Dump can throw external flag.
14780 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14782 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14786 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14787 * common.opt (Wlogical-op): Move from here...
14788 * c.opt (Wlogical-op): ... to here.
14789 * c-typeck.c (parser_build_binary_op): Update call to
14790 warn_logical_operator.
14791 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14793 * c-common.c (warn_logical_op): Update.
14794 * c-common.h (warn_logical_op): Update declaration.
14796 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14798 * tree.c (protected_set_expr_location): Fix formatting.
14800 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14803 * c-typeck.c (readonly_warning): new.
14804 (build_unary_op, build_modify_expr): Use readonly_warning for
14805 storing into something readonly but not const-qualified.
14807 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14810 * c-typeck.c (build_unary_op): Check for taking address of
14811 expression of type void.
14813 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14816 * c-typeck.c (build_function_call): Check for calling a function
14817 with qualified void return types. Call require_complete_type when
14820 2009-04-18 Jan Hubicka <jh@suse.cz>
14822 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14824 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14825 can_throw_external flag.
14826 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14827 * ipa-pure-const.c (ignore_edge): New function.
14828 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14829 only over can_throw_external edges.
14830 (local_pure_const): Add nothrow flag.
14831 * ipa-utils.c (searchc): Add ignore_edge callback.
14832 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14833 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14834 (set_nothrow_function_flags): Update cgraph.
14835 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14837 2009-04-18 Richard Guenther <rguenther@suse.de>
14839 PR middle-end/39804
14840 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14841 (fold_stmt): ... this and ...
14842 (fold_stmt_inplace): ... this.
14843 (fold_stmt_1): Fold references in calls and asms.
14844 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14846 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14848 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14849 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14851 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14853 * tree.c (function_args_count): Remove.
14854 * tree.h: Remove the prototype for function_args_count.
14856 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14858 * tree-iterator.c (expr_only): Remove.
14859 * tree.h: Remove the prototype for expr_only.
14861 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14863 * reginfo.c (cannot_change_mode_set_regs): Remove.
14864 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14866 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14868 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14869 whether operands 0 and 1 overlaps.
14871 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14873 PR middle-end/36902
14874 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14875 pointer. Use warning_at instead of warning.
14876 (search_for_addr_array): Likewise.
14877 (check_array_bounds): Likewise.
14878 (check_all_array_refs): Check that the incoming edge is not in the
14879 list of edges to be removed.
14880 (check_all_array_refs): Avoid the temporal pointer.
14881 (vrp_visit_cond_stmt): Fix typo.
14882 (simplify_switch_using_ranges): Handle the case where the switch
14883 index is an integer constant.
14885 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14887 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14889 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14891 * doc/extend.texi, doc/invoke.texi: Fix typos.
14893 2009-04-17 Cary Coutant <ccoutant@google.com>
14895 * tree-flow-inline.h (get_lineno): Fix inverted test.
14897 2009-04-17 Diego Novillo <dnovillo@google.com>
14899 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14900 assertion for AVAIL_OUT.
14902 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14905 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14906 * config/sh/linux-atomic.asm: Likewise.
14908 2009-04-17 Diego Novillo <dnovillo@google.com>
14910 * except.c (debug_eh_tree): New.
14911 (struct eh_region, struct eh_status): Move ...
14912 * except.h: ... here.
14913 (add_type_for_runtime): Declare extern.
14914 (lookup_type_for_runtime): Likewise.
14915 (debug_eh_tree): Declare.
14916 * Makefile.in (GTFILES): List except.h before except.c
14918 2009-04-17 Diego Novillo <dnovillo@google.com>
14920 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14921 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14922 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14923 (find_vars_r): ... here.
14924 * tree-flow.h (find_referenced_vars_in): Declare.
14925 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14926 that AVAIL_OUT exists for BLOCK.
14927 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14928 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14929 (tree-parloops.o): Likewise.
14931 2009-04-17 Simon Baldwin <simonb@google.com>
14933 * toplev.c (default_tree_printer): Add handling for %E format.
14935 2009-04-17 Diego Novillo <dnovillo@google.com>
14937 * tree-pretty-print.c (dump_generic_node): Add break after
14938 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14939 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14940 FUNCTION_TYPE together. Call print_struct_decl when printing
14941 structures and TDF_SLIM is not given.
14942 (print_struct_decl): Fix logic for detecting recursion.
14944 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14947 * gcc.c (create_at_file): New.
14948 (compile_input_file_p): New.
14949 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14950 * main.c (main): Update call to toplev_main.
14951 * toplev.c (toplev_main): Change signature. Call expandargv.
14952 * toplev.h (toplev_main): Change signature.
14954 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14956 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14957 if the latter is not constant.
14959 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14961 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14963 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14965 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14966 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14968 2009-04-17 Richard Guenther <rguenther@suse.de>
14970 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14971 Handle component references view-converting an invariant address.
14973 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14975 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14976 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14977 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14978 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14979 Use @deftypevr rather than @deftypevar.
14981 2009-04-17 Richard Guenther <rguenther@suse.de>
14983 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14984 (get_prop_source_stmt): Likewise.
14985 (can_propagate_from): Likewise.
14987 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14989 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14990 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14991 (--with-multilib-list): Add default value.
14992 * configure: Regenerate.
14993 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14994 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14995 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14996 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14997 Don't add default cpu to multilib list unnecessarily, but do enable
14998 the relevant compiler option..
14999 Add support for --with-multilib-list=<blank> and
15000 --with-multilib-list=!<somelib> to supress unwanted multilibs.
15001 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
15002 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
15003 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
15004 TM_MULTILIB_CONFIG.
15005 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
15006 (MULTILIB_OSDIRNAMES): New variable.
15007 * config/sh/t-1e: Delete file.
15008 * config/sh/t-mlib-sh1: Delete file.
15009 * config/sh/t-mlib-sh2: Delete file.
15010 * config/sh/t-mlib-sh2a: Delete file.
15011 * config/sh/t-mlib-sh2a-nofpu: Delete file.
15012 * config/sh/t-mlib-sh2a-single: Delete file.
15013 * config/sh/t-mlib-sh2a-single-only: Delete file.
15014 * config/sh/t-mlib-sh2e: Delete file.
15015 * config/sh/t-mlib-sh3e: Delete file.
15016 * config/sh/t-mlib-sh4: Delete file.
15017 * config/sh/t-mlib-sh4-nofpu: Delete file.
15018 * config/sh/t-mlib-sh4-single: Delete file.
15019 * config/sh/t-mlib-sh4-single-only: Delete file.
15020 * config/sh/t-mlib-sh4a: Delete file.
15021 * config/sh/t-mlib-sh4a-nofpu: Delete file.
15022 * config/sh/t-mlib-sh4a-single: Delete file.
15023 * config/sh/t-mlib-sh4a-single-only: Delete file.
15024 * config/sh/t-mlib-sh4al: Delete file.
15025 * config/sh/t-mlib-sh5-32media: Delete file.
15026 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
15027 * config/sh/t-mlib-sh5-64media: Delete file.
15028 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
15029 * config/sh/t-mlib-sh5-compact: Delete file.
15030 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
15031 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
15032 * doc/install.texi (Options specification): Add
15033 --with-multilib-list and --with-endian.
15035 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
15037 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
15039 (OBJS-common): Add plugin-version.o.
15040 (plugin-version.o): New.
15041 * gcc-plugin.h (plugin_gcc_version): New.
15042 (plugin_default_version_check): New.
15043 (plugin_init_func, plugin_init): Add version argument.
15044 * plugin-version.c: New.
15045 * plugin.c (str_plugin_gcc_version_name): New.
15046 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
15047 pass it to the init function.
15048 (plugin_default_version_check): New.
15050 2009-04-17 Richard Guenther <rguenther@suse.de>
15052 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
15053 for decl-vs-decl disambiguation.
15055 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
15057 * config/s390/s390.h (s390_tune_attr): New macro definition.
15058 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
15060 2009-04-17 Richard Guenther <rguenther@suse.de>
15062 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
15063 (fold_stmt_r): Likewise.
15064 (maybe_fold_reference): New function.
15065 (fold_gimple_assign): Handle cases fold_stmt_r did.
15066 (fold_stmt): Do not use fold_stmt_r.
15067 (fold_stmt_inplace): Likewise.
15069 2009-04-17 Richard Guenther <rguenther@suse.de>
15071 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
15072 (record_equivalences_from_stmt): Remove useless checks and
15074 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
15075 the type is already suitable.
15077 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
15079 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
15081 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
15083 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
15084 (CMPtype): Define as __gcc_CMPtype.
15086 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
15088 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
15089 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
15091 2009-04-17 Richard Guenther <rguenther@suse.de>
15093 PR tree-optimization/39746
15094 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
15095 special-casing for builtins and static variable use/def.
15096 (call_may_clobber_ref_p_1): Likewise.
15098 2009-04-16 Ian Lance Taylor <iant@google.com>
15100 * df.h: Include "timevar.h".
15101 (struct df_problem): Change tv_id field to timevar_id_t.
15102 * tree-pass.h: Include "timevar.h".
15103 (struct opt_pass): Change tv_id field to timevar_id_t.
15104 * timevar.h (timevar_id_t): Define TV_NONE.
15105 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
15106 TV_NONE rather than tv_id != 0.
15107 (execute_one_pass): Likewise.
15108 * Makefile.in (DF_H): Add $(TIMEVAR_H).
15109 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
15110 dependencies to $(TREE_PASS_H).
15111 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
15113 (pass_branch_target_load_optimize2): Likewise.
15114 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
15115 (pass_outof_cfg_layout_mode): Likewise.
15116 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
15117 (pass_rebuild_cgraph_edges): Likewise.
15118 (pass_remove_cgraph_callee_edges): Likewise.
15119 * df-core.c (pass_df_initialize_opt): Likewise.
15120 (pass_df_initialize_no_opt): Likewise.
15121 (pass_df_finish): Likewise.
15122 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
15123 * except.c (pass_set_nothrow_function_flags): Likewise.
15124 (pass_convert_to_eh_region_ranges): Likewise.
15125 * final.c (pass_compute_alignments): Likewise.
15126 * function.c (pass_instantiate_virtual_regs): Likewise.
15127 (pass_init_function): Likewise.
15128 (pass_leaf_regs): Likewise.
15129 (pass_match_asm_constraints): Likewise.
15130 * gimple-low.c (pass_lower_cf): Likewise.
15131 (pass_mark_used_blocks): Likewise.
15132 * init-regs.c (pass_initialize_regs): Likewise.
15133 * integrate.c (pass_initial_value_sets): Likewise.
15134 * ira.c (pass_ira): Likewise.
15135 * jump.c (pass_cleanup_barriers): Likewise.
15136 * omp-low.c (pass_expand_omp): Likewise.
15137 (pass_lower_omp): Likewise.
15138 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
15139 * recog.c (pass_split_all_insns): Likewise.
15140 (pass_split_after_reload): Likewise.
15141 (pass_split_before_regstack): Likewise.
15142 (pass_split_before_sched2): Likewise.
15143 (pass_split_for_shorten_branches): Likewise.
15144 * reginfo.c (pass_reginfo_init): Likewise.
15145 (pass_subregs_of_mode_init): Likewise.
15146 (pass_subregs_of_mode_finish): Likewise.
15147 * passes.c (pass_postreload): Likewise.
15148 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
15149 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
15150 (pass_warn_function_return): Likewise.
15151 (pass_warn_function_noreturn): Likewise.
15152 * tree-complex.c (pass_lower_complex): Likewise.
15153 (pass_lower_complex_O0): Likewise.
15154 * tree-if-conv.c (pass_if_conversion): Likewise.
15155 * tree-into-ssa.c (pass_build_ssa): Likewise.
15156 * tree-mudflap.c (pass_mudflap_1): Likewise.
15157 (pass_mudflap_2): Likewise.
15158 * tree-nomudflap.c (pass_mudflap_1): Likewise.
15159 (pass_mudflap_2): Likewise.
15160 * tree-nrv.c (pass_return_slot): Likewise.
15161 * tree-object-size.c (pass_object_sizes): Likewise.
15162 * tree-optimize.c (pass_all_optimizations): Likewise.
15163 (pass_early_local_passes): Likewise.
15164 (pass_all_early_optimizations): Likewise.
15165 (pass_cleanup_cfg): Likewise.
15166 (pass_cleanup_cfg_post_optimizing): Likewise.
15167 (pass_free_datastructures): Likewise.
15168 (pass_free_cfg_annotations): Likewise.
15169 (pass_fixup_cfg): Likewise.
15170 (pass_init_datastructures): Likewise.
15171 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
15172 (pass_late_warn_uninitialized): Likewise.
15173 (pass_update_address_taken): Likewise.
15174 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
15175 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
15176 (pass_cse_sincos): Likewise.
15177 (pass_convert_to_rsqrt): Likewise.
15178 * tree-ssa-structalias.c (pass_build_alias): Likewise.
15179 * tree-stdarg.c (pass_stdarg): Likewise.
15180 * tree-tailcall.c (pass_tail_recursion): Likewise.
15181 (pass_tail_calls): Likewise.
15182 * tree-vect-generic.c (pass_lower_vector): Likewise.
15183 (pass_lower_vector_ssa): Likewise.
15184 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
15186 2009-04-16 Joseph Myers <joseph@codesourcery.com>
15188 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
15190 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
15192 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
15193 logical and signext.
15195 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
15198 * config/sh/predicates.md (arith_operand): Check if the operand
15199 of TRUNCATE is a REG.
15201 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15203 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15204 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15206 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15208 * tree-iterator.c (tsi_split_statement_list_after,
15209 tsi_split_statement_list_before): Remove.
15210 * tree-iterator.h: Remove the prototypes for
15211 tsi_split_statement_list_after and tsi_split_statement_list_before.
15213 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15215 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
15216 * tree-ssa-propagate.h: Remove the prototype for
15217 stmt_makes_single_load.
15219 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15221 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
15222 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
15224 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15226 * tree-iterator.c (EXPR_LAST_BODY): Remove.
15228 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15230 * except.c (eh_region_outer_p): Remove.
15231 * except.h: Remove the prototype for eh_region_outer_p.
15233 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15235 * function.c (current_function_assembler_name): Remove.
15236 * function.h: Remove the prototype for
15237 current_function_assembler_name.
15239 2009-04-16 Ian Lance Taylor <iant@google.com>
15241 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
15242 (add_reg_note): Call alloc_reg_note.
15243 * rtl.h (alloc_reg_note): Declare.
15244 * combine.c (try_combine): Use alloc_reg_note.
15245 (recog_for_combine, move_deaths): Likewise.
15246 (distribute_notes): Use alloc_reg_note and add_reg_note.
15247 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
15248 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
15249 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
15251 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
15253 PR rtl-optimization/39762
15254 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
15255 ira_may_move_out_cost): Add comments about way of their usage.
15256 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
15258 * ira-conflicts.c (process_regs_for_copy): Use function
15259 ira_get_register_move_cost instead of global
15260 ira_register_move_cost.
15262 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
15263 color_pass, move_spill_restore, update_curr_costs): Ditto.
15265 * ira-lives.c (process_single_reg_class_operands): Ditto.
15267 * ira-emit.c (emit_move_list): Ditto.
15269 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
15270 (record_reg_classes): Ditto. Use functions
15271 ira_get_register_move_cost and ira_get_may_move_cost instead of
15272 global vars ira_register_move_cost, ira_may_move_out_cost and
15273 ira_may_move_in_cost.
15274 (record_address_regs): Don't call ira_init_register_move_cost.
15275 Use function ira_get_may_move_cost instead of global
15276 ira_may_move_in_cost.
15277 (process_bb_node_for_hard_reg_moves): Use function
15278 ira_get_register_move_cost instead of global ira_register_move_cost.
15279 (ira_costs): Don't call ira_init_register_move_cost.
15281 2009-04-16 Richard Guenther <rguenther@suse.de>
15283 * tree-cfg.c (verify_gimple_assign_binary):
15284 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
15285 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
15286 (create_general_new_stmt): Note that this function is broken.
15288 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15290 * common.opt (fhelp): Add Var(help_flag).
15291 * gcc-plugin.h (plugin_info): Add help.
15292 * plugin.c (plugin_name_args): Add help.
15293 (register_plugin_info): Set plugin->help.
15294 (print_help_one_plugin): New.
15295 (print_plugins_help): New.
15296 * plugin.h (print_plugins_help): New.
15297 * toplev.c (toplev_main): Call print_plugins_help if needed.
15299 2009-04-16 Richard Guenther <rguenther@suse.de>
15301 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
15302 (gimple_ior_addresses_taken_1): New function.
15303 (gimple_ior_addresses_taken): Likewise.
15304 * gimple.h (struct gimple_statement_with_ops_base): Remove
15305 addresses_taken member.
15306 (gimple_ior_addresses_taken): Declare.
15307 (gimple_addresses_taken, gimple_addresses_taken_ptr,
15308 gimple_set_addresses_taken): Remove.
15309 * ipa-reference.c (mark_address): New function.
15310 (scan_stmt_for_static_refs): Use it for marking addresses taken.
15311 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
15312 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
15313 (gimple_add_to_addresses_taken): Remove.
15314 (get_tmr_operands): Call mark_address_taken.
15315 (get_asm_expr_operands): Likewise.
15316 (get_expr_operands): Likewise.
15317 (build_ssa_operands): Do not clear the addresses_taken bitmap.
15318 (free_stmt_operands): Do not free it.
15319 * tree-ssa.c (delete_tree_ssa): Likewise.
15320 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
15322 2009-04-16 Richard Guenther <rguenther@suse.de>
15324 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
15325 (walk_stmt_load_store_ops): Likewise.
15326 * gimple.c (get_base_loadstore): New function.
15327 (walk_stmt_load_store_addr_ops): Likewise.
15328 (walk_stmt_load_store_ops): Likewise.
15329 * ipa-pure-const.c (check_op): Simplify.
15330 (check_load, check_store): New functions.
15331 (check_stmt): Use walk_stmt_load_store_ops.
15332 * ipa-reference.c (mark_load): Adjust signature.
15333 (mark_store): Likewise.
15334 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
15336 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15338 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
15339 (plugin_info): New.
15340 * opts.c (common_handle_option): Don't call print_version.
15341 * plugin.c (plugin_name_args): Add version.
15342 (register_plugin_info): New.
15343 (register_callback): Handle PLUGIN_INFO.
15344 (try_init_one_plugin): New.
15345 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
15347 (finalize_one_plugin): New.
15348 (finalize_plugins): New.
15349 (print_one_plugin): New.
15350 (print_plugins_versions): New.
15351 * plugin.h (print_plugins_versions): New.
15352 (finalize_plugins): New.
15353 * toplev.c (compile_file): Don't call initialize_plugins.
15354 (print_version): Call print_plugins_versions.
15355 (toplev_main): Call initialize_plugins. Print version if needed.
15356 Call finalize_plugins.
15358 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15360 * common.opt (fversion): New.
15361 * gcc.c (print_version): New.
15362 (process_command): Don't print the version. Just set print_version.
15363 (main): Print version. Call subprocesses if print_version and
15364 verbose_flag are set.
15365 * opts.c (common_handle_option): Handle OPT_fversion.
15367 2009-04-16 Richard Guenther <rguenther@suse.de>
15368 Ira Rosen <irar@il.ibm.com>
15370 PR tree-optimization/39698
15371 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
15372 type of the reduction variable. Only generate the def if
15375 * omp-low.c (expand_omp_for_generic): When converting to a pointer
15376 make sure to first convert to an integer of the same precision.
15377 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
15378 the type of the evolution correctly in computing the new
15379 induction variable base.
15381 2009-04-16 Richard Guenther <rguenther@suse.de>
15383 PR middle-end/39625
15384 * tree-cfg.c (make_blocks): Split statements with to-be
15385 abnormal SSA names on the lhs.
15387 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
15389 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
15390 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
15391 * c-typeck.c (really_start_incremental_init): Likewise.
15392 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
15393 (TARGET_INITIALIZER): Remove it.
15394 * target.h (struct target): Remove vector_opaque_p.
15395 * tree.c (build_opaque_vector_type): New.
15396 * tree.h (TYPE_VECTOR_OPAQUE): New.
15397 (build_opaque_vector_type): Declare.
15398 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
15399 * config/rs6000/rs6000.c (build_opaque_vector_type,
15400 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
15401 (rs6000_init_builtins): Use build_opaque_vector_type for
15402 opaque_V4SI_type_node.
15404 2009-04-15 Catherine Moore <clm@codesourcery.com>
15406 * debug.h (set_name): Declare.
15407 * dwarf2out.c (dwarf2out_set_name): Declare.
15408 (dwarf2_debug_hooks): Add set_name.
15409 (find_AT_string): New.
15410 (add_AT_string): Call find_AT_string.
15411 (dwarf2out_set_name): New.
15412 * cp/decl.c (grokdeclarator): Call set_name.
15413 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
15414 * debug.c (do_nothing_debug_hooks): Likewise.
15415 * dbxout.c (dbx_debug_hooks): Likewise.
15416 * sdbout.c (sdb_debug_hooks): Likewise.
15418 2009-04-15 Michael Eager <eager@eagercon.com>
15420 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
15421 reg for single-precision FPU.
15422 * config/rs6000/rs6000.md (movsi_internal1): Only for
15423 !TARGET_SINGLE_FPU.
15424 (movsi_internal1_single): New. Add pattern to move SI values to/from
15425 single-precision FP regs.
15427 2009-04-15 Richard Guenther <rguenther@suse.de>
15429 * omp-low.c (lower_rec_input_clauses): Build correct address
15431 (expand_omp_for_generic): Fix multiplication type.
15432 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
15433 (generate_memset_zero): Fix types.
15434 * tree-profile.c (prepare_instrumented_value): Correctly
15437 2009-04-15 Ian Lance Taylor <iant@google.com>
15439 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
15440 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
15441 for -Wall and for -Wc++-compat.
15442 (c_common_post_options): For C++, set warn_enum_compare if not
15444 * c-tree.h (struct c_expr): Add field original_type.
15445 (build_external_ref): Update declaration.
15446 * c-parser.c (c_parser_braced_init): Set original_type.
15447 (c_parser_initelt): Likewise.
15448 (c_parser_expr_no_commas): Likewise.
15449 (c_parser_conditional_expression): Likewise.
15450 (c_parser_cast_expression): Likewise.
15451 (c_parser_unary_expression): Likewise. Pull setting of
15452 original_code to top of function.
15453 (c_parser_sizeof_expression): Set original_type.
15454 (c_parser_alignof_expression): Likewise.
15455 (c_parser_postfix_expression): Likewise. Pull setting of
15456 original_code to top of function.
15457 (c_parser_postfix_expression_after_paren_type): Set original_type.
15458 (c_parser_postfix_expression_after_primary): Likewise.
15459 (c_parser_expression): Likewise.
15460 * c-typeck.c (build_external_ref): Add type parameter. Change all
15462 (c_expr_sizeof_expr): Set original_type field.
15463 (parser_build_unary_op): Likewise.
15464 (parser_build_binary_op): Likewise. Optionally warn about
15465 comparisons of enums of different types.
15466 (digest_init): Set original_type field.
15467 (really_start_incremental_init): Likewise.
15468 (push_init_level, pop_init_level): Likewise.
15469 * doc/invoke.texi (Warning Options): -Wenum-compare now
15472 2009-04-15 Richard Guenther <rguenther@suse.de>
15474 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
15475 out a necessary conversion.
15476 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
15477 names we didn't value number.
15478 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
15480 2009-04-15 Richard Guenther <rguenther@suse.de>
15482 PR tree-optimization/39764
15483 * tree-ssa-ccp.c (get_value): Canonicalize value with
15484 canonicalize_float_value.
15486 2009-04-15 Jan Hubicka <jh@suse.cz>
15488 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
15489 Wrong version of patch.
15491 2009-04-15 Jan Hubicka <jh@suse.cz>
15493 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
15495 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
15497 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
15498 our distinct integral and vector types.
15500 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
15502 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
15503 * init.c (build_vtbl_address): Remove call to assemble_external.
15505 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
15507 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
15508 output for other floating point modes.
15510 2009-04-14 Diego Novillo <dnovillo@google.com>
15512 * diagnostic.c (diagnostic_report_diagnostic): Do not
15513 warn about loaded plugins for DK_ERROR and DK_WARNING.
15514 * c-decl.c (declspecs_add_type): Move call to
15515 invoke_plugin_callbacks ...
15516 * c-parser.c (c_parser_declspecs): ... here.
15517 * plugin.c (dump_active_plugins): Tidy output.
15519 2009-04-14 Diego Novillo <dnovillo@google.com>
15520 Le-Chun Wu <lcwu@google.com>
15522 * configure.ac: Add --enable-plugin support.
15523 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
15524 * Makefile.in (PLUGIN_H): Define.
15525 Export ENABLE_PLUGIN and GMPINC to site.exp.
15526 Add PLUGINLIBS to link command.
15527 Add/modify dependencies for plugin.o and files including plugin.h.
15529 * config.in: Regenerate.
15531 * opts.c (common_handle_option): Handle OPT_fplugin_ and
15534 2009-04-14 Le-Chun Wu <lcwu@google.com>
15536 * tree-pass.h (register_one_dump_file): Add a prototype for
15537 register_one_dump_file.
15538 * toplev.c (compile_file): Call initialize_plugins.
15539 (do_compile): Call invoke_plugin_callbacks.
15540 (toplev_main): Call invoke_plugin_callbacks.
15541 * common.opt: Add -fplugin= and -fplugin-arg-.
15542 * gcc-plugin.h: New public header file for plugins to include.
15543 * plugin.c: New source file.
15544 * plugin.h: New internal header file.
15545 * passes.c (register_one_dump_file): Make it external.
15547 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
15549 2009-04-14 Diego Novillo <dnovillo@google.com>
15551 * doc/plugins.texi: New.
15552 * doc/gccint.texi: Add reference to Plugins chapter.
15553 * doc/invoke.texi: Document -fplugin and -fplugin-arg
15554 * diagnostic.c (diagnostic_report_diagnostic): Warn about
15555 loaded plugins, if any.
15556 * timevar.def (TV_PLUGIN_INIT): Define.
15557 (TV_PLUGIN_RUN): Define.
15558 * plugin.c: Include timevar.h
15559 (plugins_active_p): New.
15560 (dump_active_plugins): New.
15561 (debug_active_plugins): New.
15563 2009-04-14 Joseph Myers <joseph@codesourcery.com>
15565 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
15567 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
15569 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
15571 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
15572 the same as a minus without a shift.
15574 2009-04-14 Nick Clifton <nickc@redhat.com>
15576 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
15577 comparisons with small integers will always produce a short
15580 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
15583 2008-12-19 Diego Novillo <dnovillo@google.com>
15585 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
15587 2009-04-14 Richard Guenther <rguenther@suse.de>
15589 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
15591 (verify_gimple_assign_binary): Likewise. Handle shifts and
15593 (verify_gimple_phi): Print the mismatched argument position.
15594 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15596 (vect_update_init_of_dr): Likewise.
15597 * matrix-reorg.c (transform_access_sites): Do what the
15599 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
15601 2009-04-13 Michael Eager <eager@eagercon.com>
15603 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
15604 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
15605 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
15606 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
15607 remove duplicate config
15609 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15611 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
15612 file_name:line_number type locator of the call site.
15614 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
15616 * genautomata.c: Put blank after comma.
15617 (automaton_decls): New.
15618 (struct unit_usage): Add comments to member next.
15619 (store_alt_unit_usage): Keep the list ordered.
15620 (unit_present_on_list_p, equal_alternatives_p): New.
15621 (check_regexp_units_distribution): Check units distribution
15622 correctness correctly.
15623 (main): Don't write automata if error is found. Return correct
15626 * config/m68k/cf.md (cfv4_ds): Remove.
15627 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
15628 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
15630 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
15631 power4-load-ext, power4-store, power4-store-update,
15632 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
15633 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
15634 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
15635 power4-sqrt, power4-isync): Modify reservation to make correct
15636 unit distribution to automata.
15638 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
15639 power5-store-update, power5-two, power5-three, power5-lmul,
15640 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
15642 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
15644 * except.c (pass_set_nothrow_function_flags): Set name and add
15646 (set_nothrow_function_flags): Mention in the dump file when
15647 changing a function to nothrow.
15649 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
15652 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
15653 instead of unsigned long.
15655 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15657 * config/arm/arm.c (return_used_this_function): Remove.
15658 (arm_output_function_prologue): Remove use of
15659 return_used_this_function.
15660 (output_return_instruction): Replace use of
15661 return_used_this_function
15662 by cfun->machine->return_used_this_function.
15663 (arm_output_epilogue): Likewise.
15664 (arm_output_function_epilogue): Likewise.
15665 (thumb_unexpanded_epilogue): Likewise.
15666 * config/arm/arm.h (struct machine_function):
15667 New member return_used_this_function.
15669 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15671 * doc/install.texi: Correct description of default directory for
15672 --with-gxx-include-dir.
15674 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15676 * fold-const.c (build_range_check): Properly deal with enumeral and
15677 boolean base types.
15679 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
15681 * doc/invoke.texi (max_gcse_passes): Remove documentation.
15682 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
15683 * params.h (MAX_GCSE_PASSES): Remove.
15684 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
15685 in sequence. Remove ability to run multiple passes.
15686 (bypass_jumps): Report run as third CPROP pass.
15688 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
15690 PR middle-end/39651
15691 * except.c (can_throw_external): Look at each insn in a SEQUENCE
15692 when deciding whether the whole SEQUENCE can throw.
15694 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15697 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15698 offseted label references.
15700 2009-04-11 Jan Hubicka <jh@suse.cz>
15702 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15704 2009-04-11 Richard Guenther <rguenther@suse.de>
15706 PR middle-end/39732
15707 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15708 return variables as TREE_ADDRESSABLE.
15710 2009-04-11 Richard Guenther <rguenther@suse.de>
15712 PR tree-optimization/39713
15713 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15714 reference trees have SSA_NAME operands.
15716 2009-04-11 Richard Guenther <rguenther@suse.de>
15719 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15720 address expressions.
15722 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15724 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15725 match changes in Cygwin 1.7
15726 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15727 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15729 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15731 PR tree-optimization/39701
15732 * doc/invoke.texi (Optimization Options): Document change in
15733 meaning and initialization of -fdelete-null-pointer-checks.
15735 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15737 PR middle-end/39701
15738 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15740 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15743 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15745 2009-04-10 Chao-ying Fu <fu@mips.com>
15747 * doc/tm.texi (Instruction Output): Document
15748 TARGET_ASM_FINAL_POSTSCAN_INSN.
15749 * target.h (final_postscan_insn): New field in asm_out.
15750 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15751 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15752 * final.c (final_scan_insn): Call
15753 targetm.asm_out.final_postscan_insn after outputting
15754 an asm macro and a normal instruction.
15756 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15757 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15758 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15759 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15760 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15762 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15764 PR middle-end/39701
15765 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15766 variables as non-NULL even with -fdelete-null-pointer-checks.
15768 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15770 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15772 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15775 * config/i386/i386.c (classify_argument): Handle SCmode with
15776 (bit_offset % 64) != 0.
15778 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15780 * doc/invoke.texi (Optimize Options): Add cross-reference to
15781 -Q --help=optimizers examples.
15783 2009-04-10 Ben Elliston <bje@au.ibm.com>
15786 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15787 regalign for the reg == fpr and TDmode case.
15789 2009-04-09 David Ayers <ayers@fsfe.org>
15792 * objc/objc-act.c (warn_with_method): Remove helper function.
15793 (check_duplicates): Call warning and inform directly.
15794 (really_start_method): Likewise.
15796 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15798 * expmed.c (expand_divmod): Always use a comparison for a division
15799 by a large unsigned integer.
15801 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15802 for things others than variables or functions as nonzero.
15804 2009-04-09 Nick Clifton <nickc@redhat.com>
15806 * unwind-compat.c: Change copyright header to refer to version
15807 3 of the GNU General Public License with version 3.1 of the
15808 GCC Runtime Library Exception and to point readers at the
15809 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15810 * config/alpha/crtfastmath.c: Likewise.
15811 * config/alpha/linux-unwind.h: Likewise.
15812 * config/alpha/qrnnd.asm: Likewise.
15813 * config/alpha/vms-crt0-64.c: Likewise.
15814 * config/alpha/vms-crt0.c: Likewise.
15815 * config/alpha/vms-dwarf2.asm: Likewise.
15816 * config/alpha/vms-dwarf2eh.asm: Likewise.
15817 * config/alpha/vms-psxcrt0-64.c: Likewise.
15818 * config/alpha/vms-psxcrt0.c: Likewise.
15819 * config/alpha/vms_tramp.asm: Likewise.
15820 * config/arc/initfini.c: Likewise.
15821 * config/arc/lib1funcs.asm: Likewise.
15822 * config/arm/bpabi-v6m.S: Likewise.
15823 * config/arm/bpabi.S: Likewise.
15824 * config/arm/bpabi.c: Likewise.
15825 * config/arm/crti.asm: Likewise.
15826 * config/arm/crtn.asm: Likewise.
15827 * config/arm/ieee754-df.S: Likewise.
15828 * config/arm/ieee754-sf.S: Likewise.
15829 * config/arm/lib1funcs.asm: Likewise.
15830 * config/arm/libunwind.S: Likewise.
15831 * config/arm/linux-atomic.c: Likewise.
15832 * config/arm/mmintrin.h: Likewise.
15833 * config/arm/pr-support.c: Likewise.
15834 * config/arm/unaligned-funcs.c: Likewise.
15835 * config/arm/unwind-arm.c: Likewise.
15836 * config/arm/unwind-arm.h: Likewise.
15837 * config/avr/libgcc.S: Likewise.
15838 * config/bfin/crti.s: Likewise.
15839 * config/bfin/crtlibid.s: Likewise.
15840 * config/bfin/crtn.s: Likewise.
15841 * config/bfin/lib1funcs.asm: Likewise.
15842 * config/bfin/linux-unwind.h: Likewise.
15843 * config/cris/arit.c: Likewise.
15844 * config/cris/cris_abi_symbol.c: Likewise.
15845 * config/darwin-64.c: Likewise.
15846 * config/darwin-crt2.c: Likewise.
15847 * config/darwin-crt3.c: Likewise.
15848 * config/darwin.h: Likewise.
15849 * config/dbxelf.h: Likewise.
15850 * config/dfp-bit.c: Likewise.
15851 * config/dfp-bit.h: Likewise.
15852 * config/elfos.h: Likewise.
15853 * config/fixed-bit.c: Likewise.
15854 * config/fixed-bit.h: Likewise.
15855 * config/fp-bit.c: Likewise.
15856 * config/fp-bit.h: Likewise.
15857 * config/fr30/crti.asm: Likewise.
15858 * config/fr30/crtn.asm: Likewise.
15859 * config/fr30/lib1funcs.asm: Likewise.
15860 * config/freebsd-spec.h: Likewise.
15861 * config/frv/cmovd.c: Likewise.
15862 * config/frv/cmovh.c: Likewise.
15863 * config/frv/cmovw.c: Likewise.
15864 * config/frv/frvbegin.c: Likewise.
15865 * config/frv/frvend.c: Likewise.
15866 * config/frv/lib1funcs.asm: Likewise.
15867 * config/glibc-stdint.h: Likewise.
15868 * config/h8300/clzhi2.c: Likewise.
15869 * config/h8300/crti.asm: Likewise.
15870 * config/h8300/crtn.asm: Likewise.
15871 * config/h8300/ctzhi2.c: Likewise.
15872 * config/h8300/fixunssfsi.c: Likewise.
15873 * config/h8300/lib1funcs.asm: Likewise.
15874 * config/h8300/parityhi2.c: Likewise.
15875 * config/h8300/popcounthi2.c: Likewise.
15876 * config/i386/ammintrin.h: Likewise.
15877 * config/i386/att.h: Likewise.
15878 * config/i386/avxintrin.h: Likewise.
15879 * config/i386/biarch64.h: Likewise.
15880 * config/i386/bmmintrin.h: Likewise.
15881 * config/i386/cpuid.h: Likewise.
15882 * config/i386/cross-stdarg.h: Likewise.
15883 * config/i386/crtfastmath.c: Likewise.
15884 * config/i386/crtprec.c: Likewise.
15885 * config/i386/cygming-crtbegin.c: Likewise.
15886 * config/i386/cygming-crtend.c: Likewise.
15887 * config/i386/cygwin.asm: Likewise.
15888 * config/i386/emmintrin.h: Likewise.
15889 * config/i386/gmm_malloc.h: Likewise.
15890 * config/i386/gthr-win32.c: Likewise.
15891 * config/i386/i386.h: Likewise.
15892 * config/i386/immintrin.h: Likewise.
15893 * config/i386/linux-unwind.h: Likewise.
15894 * config/i386/linux64.h: Likewise.
15895 * config/i386/mm3dnow.h: Likewise.
15896 * config/i386/mmintrin-common.h: Likewise.
15897 * config/i386/mmintrin.h: Likewise.
15898 * config/i386/nmmintrin.h: Likewise.
15899 * config/i386/pmm_malloc.h: Likewise.
15900 * config/i386/pmmintrin.h: Likewise.
15901 * config/i386/smmintrin.h: Likewise.
15902 * config/i386/sol2-c1.asm: Likewise.
15903 * config/i386/sol2-ci.asm: Likewise.
15904 * config/i386/sol2-cn.asm: Likewise.
15905 * config/i386/sol2-gc1.asm: Likewise.
15906 * config/i386/tmmintrin.h: Likewise.
15907 * config/i386/unix.h: Likewise.
15908 * config/i386/w32-unwind.h: Likewise.
15909 * config/i386/wmmintrin.h: Likewise.
15910 * config/i386/x86-64.h: Likewise.
15911 * config/i386/x86intrin.h: Likewise.
15912 * config/i386/xmmintrin.h: Likewise.
15913 * config/ia64/crtbegin.asm: Likewise.
15914 * config/ia64/crtend.asm: Likewise.
15915 * config/ia64/crtfastmath.c: Likewise.
15916 * config/ia64/crti.asm: Likewise.
15917 * config/ia64/crtn.asm: Likewise.
15918 * config/ia64/fde-glibc.c: Likewise.
15919 * config/ia64/lib1funcs.asm: Likewise.
15920 * config/ia64/linux-unwind.h: Likewise.
15921 * config/ia64/quadlib.c: Likewise.
15922 * config/ia64/unwind-ia64.c: Likewise.
15923 * config/linux.h: Likewise.
15924 * config/m32c/m32c-lib1.S: Likewise.
15925 * config/m32c/m32c-lib2-trapv.c: Likewise.
15926 * config/m32c/m32c-lib2.c: Likewise.
15927 * config/m32r/initfini.c: Likewise.
15928 * config/m68hc11/larith.asm: Likewise.
15929 * config/m68hc11/m68hc11-crt0.S: Likewise.
15930 * config/m68k/cf.md: Likewise.
15931 * config/m68k/crti.s: Likewise.
15932 * config/m68k/crtn.s: Likewise.
15933 * config/m68k/lb1sf68.asm: Likewise.
15934 * config/m68k/linux-unwind.h: Likewise.
15935 * config/mcore/crti.asm: Likewise.
15936 * config/mcore/crtn.asm: Likewise.
15937 * config/mcore/lib1.asm: Likewise.
15938 * config/mips/linux-unwind.h: Likewise.
15939 * config/mips/loongson.h: Likewise.
15940 * config/mips/mips16.S: Likewise.
15941 * config/mmix/crti.asm: Likewise.
15942 * config/mmix/crtn.asm: Likewise.
15943 * config/pa/fptr.c: Likewise.
15944 * config/pa/hpux-unwind.h: Likewise.
15945 * config/pa/lib2funcs.asm: Likewise.
15946 * config/pa/linux-atomic.c: Likewise.
15947 * config/pa/linux-unwind.h: Likewise.
15948 * config/pa/milli64.S: Likewise.
15949 * config/pa/quadlib.c: Likewise.
15950 * config/pa/stublib.c: Likewise.
15951 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15952 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15953 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15954 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15955 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15956 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15957 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15958 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15959 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15960 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15961 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15962 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15963 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15964 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15965 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15966 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15967 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15968 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15969 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15970 * config/rs6000/750cl.h: Likewise.
15971 * config/rs6000/altivec.h: Likewise.
15972 * config/rs6000/biarch64.h: Likewise.
15973 * config/rs6000/crtresfpr.asm: Likewise.
15974 * config/rs6000/crtresgpr.asm: Likewise.
15975 * config/rs6000/crtresxfpr.asm: Likewise.
15976 * config/rs6000/crtresxgpr.asm: Likewise.
15977 * config/rs6000/crtsavfpr.asm: Likewise.
15978 * config/rs6000/crtsavgpr.asm: Likewise.
15979 * config/rs6000/darwin-asm.h: Likewise.
15980 * config/rs6000/darwin-fallback.c: Likewise.
15981 * config/rs6000/darwin-fpsave.asm: Likewise.
15982 * config/rs6000/darwin-ldouble.c: Likewise.
15983 * config/rs6000/darwin-tramp.asm: Likewise.
15984 * config/rs6000/darwin-unwind.h: Likewise.
15985 * config/rs6000/darwin-vecsave.asm: Likewise.
15986 * config/rs6000/darwin-world.asm: Likewise.
15987 * config/rs6000/e500crtres32gpr.asm: Likewise.
15988 * config/rs6000/e500crtres64gpr.asm: Likewise.
15989 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15990 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15991 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15992 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15993 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15994 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15995 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15996 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15997 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15998 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15999 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
16000 * config/rs6000/eabi-ci.asm: Likewise.
16001 * config/rs6000/eabi-cn.asm: Likewise.
16002 * config/rs6000/eabi.asm: Likewise.
16003 * config/rs6000/linux-unwind.h: Likewise.
16004 * config/rs6000/linux64.h: Likewise.
16005 * config/rs6000/paired.h: Likewise.
16006 * config/rs6000/paired.md: Likewise.
16007 * config/rs6000/ppc64-fp.c: Likewise.
16008 * config/rs6000/ppu_intrinsics.h: Likewise.
16009 * config/rs6000/rs6000.h: Likewise.
16010 * config/rs6000/si2vmx.h: Likewise.
16011 * config/rs6000/sol-ci.asm: Likewise.
16012 * config/rs6000/sol-cn.asm: Likewise.
16013 * config/rs6000/spe.h: Likewise.
16014 * config/rs6000/spu2vmx.h: Likewise.
16015 * config/rs6000/sysv4.h: Likewise.
16016 * config/rs6000/tramp.asm: Likewise.
16017 * config/rs6000/vec_types.h: Likewise.
16018 * config/s390/linux-unwind.h: Likewise.
16019 * config/s390/tpf-unwind.h: Likewise.
16020 * config/score/crti.asm: Likewise.
16021 * config/score/crtn.asm: Likewise.
16022 * config/sh/crt1.asm: Likewise.
16023 * config/sh/crti.asm: Likewise.
16024 * config/sh/crtn.asm: Likewise.
16025 * config/sh/divtab-sh4-300.c: Likewise.
16026 * config/sh/divtab-sh4.c: Likewise.
16027 * config/sh/divtab.c: Likewise.
16028 * config/sh/lib1funcs-4-300.asm: Likewise.
16029 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
16030 * config/sh/lib1funcs.asm: Likewise.
16031 * config/sh/lib1funcs.h: Likewise.
16032 * config/sh/linux-atomic.asm: Likewise.
16033 * config/sh/linux-unwind.h: Likewise.
16034 * config/sh/shmedia.h: Likewise.
16035 * config/sh/sshmedia.h: Likewise.
16036 * config/sh/ushmedia.h: Likewise.
16037 * config/sparc/crtfastmath.c: Likewise.
16038 * config/sparc/linux-unwind.h: Likewise.
16039 * config/sparc/sol2-c1.asm: Likewise.
16040 * config/sparc/sol2-ci.asm: Likewise.
16041 * config/sparc/sol2-cn.asm: Likewise.
16042 * config/spu/divmodti4.c: Likewise.
16043 * config/spu/divv2df3.c: Likewise.
16044 * config/spu/float_disf.c: Likewise.
16045 * config/spu/float_unsdidf.c: Likewise.
16046 * config/spu/float_unsdisf.c: Likewise.
16047 * config/spu/float_unssidf.c: Likewise.
16048 * config/spu/mfc_multi_tag_release.c: Likewise.
16049 * config/spu/mfc_multi_tag_reserve.c: Likewise.
16050 * config/spu/mfc_tag_release.c: Likewise.
16051 * config/spu/mfc_tag_reserve.c: Likewise.
16052 * config/spu/mfc_tag_table.c: Likewise.
16053 * config/spu/multi3.c: Likewise.
16054 * config/spu/spu_internals.h: Likewise.
16055 * config/spu/spu_intrinsics.h: Likewise.
16056 * config/spu/spu_mfcio.h: Likewise.
16057 * config/spu/vec_types.h: Likewise.
16058 * config/spu/vmx2spu.h: Likewise.
16059 * config/stormy16/stormy16-lib2.c: Likewise.
16060 * config/svr4.h: Likewise.
16061 * config/sync.c: Likewise.
16062 * config/v850/lib1funcs.asm: Likewise.
16063 * config/vxlib-tls.c: Likewise.
16064 * config/vxlib.c: Likewise.
16065 * config/vxworks-dummy.h: Likewise.
16066 * config/xtensa/crti.asm: Likewise.
16067 * config/xtensa/crtn.asm: Likewise.
16068 * config/xtensa/ieee754-df.S: Likewise.
16069 * config/xtensa/ieee754-sf.S: Likewise.
16070 * config/xtensa/lib1funcs.asm: Likewise.
16071 * config/xtensa/lib2funcs.S: Likewise.
16072 * config/xtensa/linux-unwind.h: Likewise.
16073 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
16074 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
16075 * coretypes.h: Likewise.
16076 * crtstuff.c: Likewise.
16077 * defaults.h: Likewise.
16078 * dwarf2.h: Likewise.
16079 * emutls.c: Likewise.
16080 * gbl-ctors.h: Likewise.
16081 * gcov-io.h: Likewise.
16082 * ginclude/float.h: Likewise.
16083 * ginclude/iso646.h: Likewise.
16084 * ginclude/stdarg.h: Likewise.
16085 * ginclude/stdbool.h: Likewise.
16086 * ginclude/stddef.h: Likewise.
16087 * ginclude/stdfix.h: Likewise.
16088 * ginclude/stdint-gcc.h: Likewise.
16089 * ginclude/tgmath.h: Likewise.
16090 * gthr-aix.h: Likewise.
16091 * gthr-dce.h: Likewise.
16092 * gthr-gnat.c: Likewise.
16093 * gthr-gnat.h: Likewise.
16094 * gthr-lynx.h: Likewise.
16095 * gthr-mipssde.h: Likewise.
16096 * gthr-nks.h: Likewise.
16097 * gthr-posix.c: Likewise.
16098 * gthr-posix.h: Likewise.
16099 * gthr-posix95.h: Likewise.
16100 * gthr-rtems.h: Likewise.
16101 * gthr-single.h: Likewise.
16102 * gthr-solaris.h: Likewise.
16103 * gthr-tpf.h: Likewise.
16104 * gthr-vxworks.h: Likewise.
16105 * gthr-win32.h: Likewise.
16106 * gthr.h: Likewise.
16107 * libgcc2.c: Likewise.
16108 * libgcc2.h: Likewise.
16109 * libgcov.c: Likewise.
16110 * tsystem.h: Likewise.
16111 * typeclass.h: Likewise.
16112 * unwind-c.c: Likewise.
16113 * unwind-compat.h: Likewise.
16114 * unwind-dw2-fde-compat.c: Likewise.
16115 * unwind-dw2-fde-darwin.c: Likewise.
16116 * unwind-dw2-fde-glibc.c: Likewise.
16117 * unwind-dw2-fde.c: Likewise.
16118 * unwind-dw2-fde.h: Likewise.
16119 * unwind-dw2.c: Likewise.
16120 * unwind-dw2.h: Likewise.
16121 * unwind-generic.h: Likewise.
16122 * unwind-pe.h: Likewise.
16123 * unwind-sjlj.c: Likewise.
16124 * unwind.inc: Likewise.
16125 * config/arm/neon-gen.ml: Change generated copyright header to
16126 refer to version 3 of the GNU General Public License with
16127 version 3.1 of the GCC Runtime Library Exception and to point
16128 readers at the COPYING3 and COPYING3.RUNTIME files and the
16129 FSF's license web page.
16130 * config/arm/arm_neon.h: Regenerate.
16132 2009-04-09 Jakub Jelinek <jakub@redhat.com>
16134 * config/cris/cris.md: Change copyright header to refer to version
16135 3 of the GNU General Public License.
16136 * doc/install.texi2html: Change copyright header to refer to version
16137 3 of the GNU General Public License and to point readers at the
16138 COPYING3 file and the FSF's license web page.
16139 * config/vax/linux.h: Likewise.
16141 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
16143 * config/i386/i386.md (cmpcc): New.
16144 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
16145 (sync_compare_and_swap_cc*): Delete.
16147 * config/s390/s390.c (s390_compare_emitted): Remove.
16148 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
16149 s390_compare_emitted used to be handled. Assert that modes match.
16150 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
16151 refer to sync_compare_and_swap_ccsi.
16152 * config/s390/s390.h (s390_compare_emitted): Remove.
16153 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
16154 instead of s390_compare_emitted.
16155 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
16156 instead of s390_compare_emitted.
16157 * config/s390/s390.md (cmpcc): New.
16158 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
16159 CC_REGNUM, do not pretend it's set.
16160 (sync_compare_and_swap_cc*): Delete.
16161 * config/s390/predicates.md (cc_reg_operand): New.
16163 * expr.c (sync_compare_and_swap_cc): Delete.
16164 * optabs.h (sync_compare_and_swap_cc): Delete.
16165 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
16166 is being used with can_compare_p.
16167 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
16168 (find_cc_set): New.
16169 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
16170 look for a MODE_CC set instead. Use emit_store_flag.
16171 (expand_compare_and_swap_loop): Likewise, with some additional
16172 complication to avoid a force_reg when useless. Use
16173 emit_cmp_and_jump_insns.
16174 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
16175 * doc/md.texi (sync_compare_and_swap_cc): Merge with
16176 sync_compare_and_swap documentation.
16178 2009-04-09 Jan Hubicka <jh@suse.cz>
16180 * except.c (find_prev_try): Break out from ....
16181 (duplicate_eh_regions): ... here; properly update prev_try pointers
16182 when duplication part of tree.
16183 (dump_eh_tree): Improve dumping.
16184 (verify_eh_region): New.
16185 (verify_eh_tree): Use it.
16187 2009-04-06 Richard Guenther <rguenther@suse.de>
16189 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
16190 &ARRAY addresses by adjusting their types and prepending
16192 * tree-cfg.c (verify_gimple_assign_single): Verify that
16193 addresses are correct.
16195 2009-04-09 Richard Guenther <rguenther@suse.de>
16197 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
16198 indices into an array reference if possible.
16199 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16200 Fold POINTER_PLUS_EXPR statements with invariant address.
16202 2009-04-09 Alan Modra <amodra@bigpond.net.au>
16205 * config.gcc (powerpc64-*-linux*): Always build biarch.
16207 2009-04-09 Joseph Myers <joseph@codesourcery.com>
16210 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
16211 it and pedwarn if this results in an INTEGER_CST.
16213 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16215 * doc/install.texi: Update minimum GMP version. Remove obsolete
16216 text in MPFR section.
16218 2009-04-08 Jakub Jelinek <jakub@redhat.com>
16220 * dwarf2out.c (class_scope_p): New static inline.
16221 (class_or_namespace_scope_p): Use it.
16222 (gen_variable_die): Use DW_TAG_member tag for static data member
16223 declarations instead of DW_TAG_variable.
16225 PR middle-end/39573
16226 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
16229 2009-04-08 Richard Guenther <rguenther@suse.de>
16231 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
16232 valueize random data.
16234 2009-04-08 David Edelsohn <edelsohn@gnu.org>
16236 * config.gcc (aix tm_file): Add aix-stdint.h.
16237 (aix tm clause use_gcc_stdint): Set to wrap.
16238 * config/rs6000/aix-stdint.h: New file.
16240 2009-04-08 Richard Guenther <rguenther@suse.de>
16242 PR middle-end/36291
16243 * tree-dfa.c (add_referenced_var): Do not recurse into
16244 global initializers.
16245 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
16247 (fold_const_aggregate_ref): Likewise.
16249 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
16251 * recog.c (ordered_comparison_operator): New.
16252 * gensupport.c (std_preds): Add it.
16253 * doc/md.texi (Machine-Independent Predicates): Document it.
16255 2009-04-08 Jan Hubicka <jh@suse.cz>
16257 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
16258 * function.h (rtl_eh): Remove exception_handler_label_map.
16259 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
16260 remove_exception_handler_label, for_each_eh_label_1): Remove.
16261 (rtl_remove_unreachable_regions): Remove.
16262 (convert_from_eh_region_ranges): Do not remove unreachable regions.
16263 (find_exception_handler_labels): Don't build the hashtable.
16264 (maybe_remove_eh_handler): Remove.
16265 (for_each_eh_label): Rewrite to walk the tree.
16266 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
16267 * except.h (maybe_remove_eh_handler): Remove.
16268 * passes.c (init_optimization_passes): Schedule second EH cleanup
16270 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
16271 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
16273 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
16275 * genoutput.c (validate_optab_operands): New.
16276 (gen_insn, gen_expand): Call it.
16278 * genflags.c (gen_insn): Detect misused iterators.
16279 (main): Pass line_no to gen_insn, exit with status 1 on error.
16281 * genextract.c (line_no): Make global.
16282 (VEC_safe_set_locstr): Change assertion to error message.
16283 (main): Exit with status 1 on error.
16285 2009-04-08 Joseph Myers <joseph@codesourcery.com>
16289 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16290 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16291 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
16292 * c-convert.c (convert): Do not call fold on results of conversion
16293 functions when the result is a C_MAYBE_CONST_EXPR.
16294 * c-parser.c (c_parser_postfix_expression): Do not fold condition
16295 of __builtin_choose_expr.
16296 * c-typeck.c (remove_c_maybe_const_expr): New.
16297 (build_unary_op, build_conditional_expr, build_compound_expr,
16298 build_binary_op, c_objc_common_truthvalue_conversion): Call
16299 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
16302 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
16304 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
16305 CODE to produce a new one. Add a prototype to use fold_convert_const
16307 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
16310 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
16311 mix declarations and code.
16313 2009-04-08 Ben Elliston <bje@au.ibm.com>
16315 * gcc.c: Replace `CC' with `GCC' throughout.
16317 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
16319 * doc/invoke.texi: Document Atom support.
16321 2009-04-07 Jason Merrill <jason@redhat.com>
16324 * c-common.h, c-common.c: Add flag_pretty_templates.
16325 * c-opts.c (c_common_handle_option): Set it.
16326 * c.opt: Add -fno-pretty-templates.
16327 * doc/invoke.texi (C++ Dialect Options): Likewise.
16329 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
16331 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
16332 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
16333 (ia64_expand_builtin): Likewise.
16335 2009-04-07 Martin Jambor <mjambor@suse.cz>
16337 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
16338 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
16339 ADDR_EXPRS are include too.
16341 2009-04-07 Richard Guenther <rguenther@suse.de>
16343 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
16344 decls are only used if passes as parameters or if they are
16345 local statics and the call is not to a builtin.
16346 (call_may_clobber_ref_p_1): Likewise.
16348 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16350 * expr.c (do_store_flag): Remove last argument. Simplify code
16351 to avoid duplication of tests already done by can_compare_p.
16352 (expand_expr_real_1): Adjust caller.
16354 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16356 * optabs.c (can_compare_p): Test the predicate of a
16357 cbranch and cstore pattern.
16359 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16361 * expr.c (convert_move): Use emit_store_flag instead of
16364 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16366 * config/i386/i386.c (ix86_compare_emitted): Remove.
16367 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
16368 ix86_compare_op0 like ix86_compare_emitted used to be handled.
16369 * config/i386/i386.h (ix86_compare_emitted): Remove.
16370 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
16371 instead of ix86_compare_emitted.
16372 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
16374 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
16376 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
16377 Add t-sysroot-suffix to tmake_file.
16378 * config/print-sysroot-suffix.sh: New file.
16379 * config/t-sysroot-suffix: New file.
16381 2009-04-07 Ben Elliston <bje@au.ibm.com>
16383 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
16384 as the latter produces a warning when the target does not support
16387 2009-04-07 Ben Elliston <bje@au.ibm.com>
16389 * dfp.c: Replace type punning assignments with memcpy throughout.
16390 * Makefile.in (dfp.o-warn): Remove.
16392 2009-04-07 Alan Modra <amodra@bigpond.net.au>
16395 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
16396 Include soft-fp/t-softfp after rs6000/t-linux64.
16398 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
16400 * stor-layout.c (set_sizetype): Use the full precision of their
16401 machine mode for bitsize types.
16403 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
16405 * config/i386/i386.md: Revert 2 accidental checkins.
16407 2009-04-06 Joey Ye <joey.ye@intel.com>
16408 Xuepeng Guo <xuepeng.guo@intel.com>
16409 H.J. Lu <hongjiu.lu@intel.com>
16411 Atom pipeline model, tuning and insn selection.
16412 * config.gcc (atom): Add atom config options and target.
16414 * config/i386/atom.md: New.
16416 * config/i386/i386.c (atom_cost): New cost.
16417 (m_ATOM): New macro flag.
16418 (initial_ix86_tune_features): Set m_ATOM.
16419 (x86_accumulate_outgoing_args): Likewise.
16420 (x86_arch_always_fancy_math_387): Likewise.
16421 (processor_target): Add Atom cost.
16422 (cpu_names): Add Atom cpu name.
16423 (override_options): Set Atom ISA.
16424 (ix86_issue_rate): New case PROCESSOR_ATOM.
16425 (ix86_adjust_cost): Likewise.
16427 * config/i386/i386.h (TARGET_ATOM): New target macro.
16428 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
16429 (TARGET_OPT_AGU): New target option.
16430 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
16431 (processor_type): Add PROCESSOR_ATOM.
16433 * config/i386/i386.md (cpu): Add new value "atom".
16434 (use_carry, movu): New attr.
16435 (atom.md): Include atom.md.
16436 (adddi3_carry_rex64): Set attr "use_carry".
16437 (addqi3_carry): Likewise.
16438 (addhi3_carry): Likewise.
16439 (addsi3_carry): Likewise.
16440 (*addsi3_carry_zext): Likewise.
16441 (subdi3_carry_rex64): Likewise.
16442 (subqi3_carry): Likewise.
16443 (subhi3_carry): Likewise.
16444 (subsi3_carry): Likewise.
16445 (x86_movdicc_0_m1_rex64): Likewise.
16446 (*x86_movdicc_0_m1_se): Likewise.
16447 (x86_movsicc_0_m1): Likewise.
16448 (*x86_movsicc_0_m1_se): Likewise.
16449 (*adddi_1_rex64): Emit add insn as much as possible.
16450 (*addsi_1): Likewise.
16451 (return_internal): Set atom_unit.
16452 (return_internal_long): Likewise.
16453 (return_pop_internal): Likewise.
16454 (*rcpsf2_sse): Set atom_sse_attr attr.
16455 (*qrt<mode>2_sse): Likewise.
16456 (*prefetch_sse): Likewise.
16458 * config/i386/i386-c.c (ix86_target_macros_internal): New case
16460 (ix86_target_macros_internal): Likewise.
16462 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
16463 (*prefetch_sse_rex): Likewise.
16464 (sse_rcpv4sf2): Likewise.
16465 (sse_vmrcpv4sf2): Likewise.
16466 (sse_sqrtv4sf2): Likewise.
16467 (<sse>_vmsqrt<mode>2): Likewise.
16468 (sse_ldmxcsr): Likewise.
16469 (sse_stmxcsr): Likewise.
16470 (*sse_sfence): Likewise.
16471 (sse2_clflush): Likewise.
16472 (*sse2_mfence): Likewise.
16473 (*sse2_lfence): Likewise.
16474 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
16475 (<sse>_movup<ssemodesuffixf2c>): Likewise.
16476 (avx_movdqu<avxmodesuffix>): Likewise.
16477 (avx_lddqu<avxmodesuffix>): Likewise.
16478 (sse2_movntv2di): Change attr "type" to "ssemov".
16479 (sse2_movntsi): Likewise.
16480 (rsqrtv8sf2): Change attr "type" to "sseadd".
16481 (sse3_addsubv2df3): Set attr "atom_unit".
16482 (sse3_h<plusminus_insn>v4sf3): Likewise.
16483 (*sse2_pmaddwd): Likewise.
16484 (*vec_extractv2di_1_rex64): Likewise.
16485 (*vec_extractv2di_1_avx): Likewise.
16486 (sse2_psadbw): Likewise.
16487 (ssse3_phaddwv8hi3): Likewise.
16488 (ssse3_phaddwv4hi3): Likewise.
16489 (ssse3_phadddv4si3): Likewise.
16490 (ssse3_phadddv2si3): Likewise.
16491 (ssse3_phaddswv8hi3): Likewise.
16492 (ssse3_phaddswv4hi3): Likewise.
16493 (ssse3_phsubwv8hi3): Likewise.
16494 (ssse3_phsubwv4hi3): Likewise.
16495 (ssse3_phsubdv4si3): Likewise.
16496 (ssse3_phsubdv2si3): Likewise.
16497 (ssse3_phsubswv8hi3): Likewise.
16498 (ssse3_phsubswv4hi3): Likewise.
16499 (ssse3_pmaddubsw128): Likewise.
16500 (sse3_pmaddubsw: Likewise.
16501 (ssse3_palignrti): Likewise.
16502 (ssse3_palignrdi): Likewise.
16504 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
16506 * doc/install.texi (Specific): Fix two cross-references to MinGW.
16508 2009-04-06 Richard Guenther <rguenther@suse.de>
16510 PR tree-optimization/28868
16511 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
16512 of which PHI results we inserted.
16513 (insert_into_preds_of_block): Record inserted PHIs.
16514 (eliminate): Eliminate redundant PHI nodes.
16515 (init_pre): Init inserted_phi_names.
16517 2009-04-06 Richard Guenther <rguenther@suse.de>
16519 PR tree-optimization/39643
16520 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
16521 IMAGPART_EXPRs of complex constants.
16522 (execute_fold_all_builtins): If we folded a call queue
16523 TODO_update_address_taken.
16525 2009-04-06 Jan Hubicka <jh@suse.cz>
16527 PR middle-end/39659
16528 * except.c (remove_unreachable_regions): Propagate may_contain_throw
16531 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
16533 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
16535 (ic_invalidate_array): Likewise.
16537 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
16539 * calls.c (emit_library_call_value_1): Fix a problem with parameter
16540 alignment for library calls.
16542 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
16544 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
16545 (mingw32 tm clause use_gcc_stdint): Set to wrap.
16546 * config/i386/mingw-stdint.h: New file.
16548 2009-04-05 Richard Guenther <rguenther@suse.de>
16550 PR tree-optimization/39648
16551 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
16552 our &A vs. &A[0] IL deficiencies.
16554 2009-04-04 Jan Hubicka <jh@suse.cz>
16556 * except.c (sjlj_find_directly_reachable_regions): Be ready for
16557 removed toplevel regions.
16558 (sjlj_mark_call_sites): Likewise.
16560 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
16562 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
16563 (cygwin tm clause use_gcc_stdint): Set to wrap.
16564 * config/i386/cygwin-stdint.h: New file.
16566 2009-04-04 Richard Guenther <rguenther@suse.de>
16568 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
16569 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
16570 single-argument PHIs if we are in loop-closed SSA form.
16571 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
16572 for the pre-condition.
16573 (slpeel_tree_peel_loop_to_edge): Likewise.
16574 (vect_build_loop_niters): Take an optional sequence to append stmts.
16575 (vect_generate_tmps_on_preheader): Likewise.
16576 (vect_do_peeling_for_loop_bound): Take extra guards for the
16578 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
16579 the cost model check.
16580 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
16581 guards if we are going to peel. Do not apply versioning in that case.
16582 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
16583 (vect_do_peeling_for_loop_bound): Likewise.
16584 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
16585 loop bound only record extra pre-conditions, do not apply loop
16588 2009-04-04 Richard Guenther <rguenther@suse.de>
16590 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
16593 2009-04-04 Jan Hubicka <jh@suse.cz>
16595 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16596 last_basic_block for size of bb->index indexed array.
16597 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
16598 compute_out, link_btr_uses, build_btr_def_use_webs,
16599 build_btr_def_use_webs, migrate_btr_defs): Likewise.
16601 2009-04-04 Jan Hubicka <jh@suse.cz>
16603 * except.c (remove_eh_handler_and_replace): Break out from ...
16604 (remove_eh_handler): ... here.
16605 (bring_to_root): New function.
16606 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
16607 handled ones, bring others to root of tree.
16609 2009-04-04 Jan Hubicka <jh@suse.cz>
16611 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
16612 (all_phis_safe_to_merge): New function.
16613 (update_info): New structure.
16614 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
16615 (cleanup_empty_eh): Update SSA if possible.
16617 2009-04-04 Richard Guenther <rguenther@suse.de>
16619 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
16620 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
16621 (append_vuse): Likewise.
16623 2009-04-04 Jakub Jelinek <jakub@redhat.com>
16625 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
16626 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
16627 instead of REG_UNSAVED for DW_CFA_undefined.
16628 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
16629 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
16632 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
16635 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
16636 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
16637 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
16639 2009-04-04 Richard Guenther <rguenther@suse.de>
16641 PR tree-optimization/8781
16642 PR tree-optimization/37892
16643 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
16644 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
16645 (valueize_refs): Call it for *& valueizations.
16646 (shared_reference_ops_from_ref): Rename to ...
16647 (valueize_shared_reference_ops_from_ref): ... this and valueize.
16648 (shared_reference_ops_from_call): Rename to ...
16649 (valueize_shared_reference_ops_from_call): ... this and valueize.
16650 (vn_reference_lookup): Update.
16651 (visit_reference_op_call): Likewise.
16652 * tree-ssa-pre.c (phi_translate_1): Fold *&.
16653 (eliminate): Value-replace the call address in call statements.
16655 2009-04-04 Richard Guenther <rguenther@suse.de>
16657 PR tree-optimization/39636
16658 * tree-ssa-forwprop.c
16659 (forward_propagate_addr_into_variable_array_index): Check for
16660 GIMPLE_ASSIGN before accessing the rhs code.
16662 2009-04-03 Jason Merrill <jason@redhat.com>
16664 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16666 2009-04-03 Steve Ellcey <sje@cup.hp.com>
16668 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
16669 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
16670 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
16671 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
16672 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
16673 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
16674 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
16675 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
16676 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
16677 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
16678 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
16679 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
16680 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
16681 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
16682 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
16683 Use fr_reg_or_fp01_operand instead of fr_register_operand
16685 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
16686 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
16687 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
16689 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16691 PR rtl-optimization/39607
16692 PR rtl-optimization/39631
16696 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16697 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16698 instead of DF_LR_OUT.
16699 * ira-lives.c (process_bb_node_lives): Ditto.
16700 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16701 instead of DF_LR_{OUT,IN}.
16702 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16703 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16705 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16707 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16708 (execute_lower_omp): Always run but take the short way out if -fopenmp
16710 (gate_lower_omp): Remove, forcing the pass manager to always run the
16711 pass and always set PROP_gimple_lomp.
16712 (pass_lower_omp): Remove gate function.
16713 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16714 PROP_trees. Instead, require it.
16715 * ipa-cp.c (pass_ipa_cp): Likewise.
16716 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16717 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16718 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16719 and PROP_gimple_leh.
16721 2009-04-03 Richard Guenther <rguenther@suse.de>
16723 PR middle-end/13146
16724 PR tree-optimization/23940
16725 PR tree-optimization/33237
16726 PR middle-end/33974
16727 PR middle-end/34093
16728 PR tree-optimization/36201
16729 PR tree-optimization/36230
16730 PR tree-optimization/38049
16731 PR tree-optimization/38207
16732 PR tree-optimization/38230
16733 PR tree-optimization/38301
16734 PR tree-optimization/38585
16735 PR middle-end/38895
16736 PR tree-optimization/38985
16737 PR tree-optimization/39299
16738 * tree-ssa-structalias.h: Remove.
16739 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16740 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16741 (struct vuse_element_d): Remove.
16742 (struct vuse_vec_d): Likewise.
16743 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16744 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16745 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16746 VUSE_ELEMENT_VAR): Likewise.
16747 (struct voptype_d): Likewise.
16748 (NUM_VOP_FREE_BUCKETS): Likewise.
16749 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16750 (struct stmt_operands_d): Remove.
16751 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16752 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16753 VDEF_NUM, VDEF_VECT): Likewise.
16754 (copy_virtual_operands): Remove.
16755 (operand_build_cmp): Likewise.
16756 (create_ssa_artificial_load_stmt): Likewise.
16757 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16758 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16759 vuse_index and mayuse_index members. Pack and move done and iter_type
16760 members to the front.
16761 (SSA_OP_VMAYUSE): Remove.
16762 (SSA_OP_VIRTUAL_USES): Adjust.
16763 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16764 (unlink_stmt_vdef): Declare.
16765 (add_to_addressable_set): Remove.
16766 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16767 (vrp_visit_stmt): Likewise.
16768 * doc/tree-ssa.texi (Alias analysis): Update.
16769 * doc/invoke.texi (max-aliased-vops): Remove docs.
16770 (avg-aliased-vops): Likewise.
16771 * tree-into-ssa.c (syms_to_rename): Remove.
16772 (need_to_update_vops_p): Likewise.
16773 (need_to_initialize_update_ssa_p): Rename to ...
16774 (update_ssa_initialized_fn): ... this. Track function we are
16776 (symbol_marked_for_renaming): Simplify.
16777 (add_new_name_mapping): Do not set need_to_update_vops_p.
16778 (dump_currdefs): Use SYMS_TO_RENAME.
16779 (rewrite_update_stmt): Always walk all uses/defs.
16780 (dump_update_ssa): Adjust.
16781 (init_update_ssa): Take function argument. Track what we are
16783 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16784 (create_new_def_for): Initialize for cfun, assert we are initialized
16786 (mark_sym_for_renaming): Simplify.
16787 (mark_set_for_renaming): Do not initialize update-ssa.
16788 (need_ssa_update_p): Simplify. Take function argument.
16789 (name_mappings_registered_p): Assert we ask for the correct function.
16790 (name_registered_for_update_p): Likewise.
16791 (ssa_names_to_replace): Likewise.
16792 (release_ssa_name_after_update_ssa): Likewise.
16793 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16794 (dump_decl_set): Do not print a newline.
16795 (debug_decl_set): Do it here.
16796 (dump_update_ssa): And here.
16797 * tree-ssa-loop-im.c (move_computations): Adjust.
16798 (movement_possibility): Likewise.
16799 (determine_max_movement): Likewise.
16800 (gather_mem_refs_stmt): Likewise.
16801 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16802 or NAME_MEMORY_TAG.
16803 * tree-complex.c (update_all_vops): Remove.
16804 (expand_complex_move): Adjust.
16805 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16806 Simplify test for memory referencing statement. Exclude
16807 non-invariant ADDR_EXPRs.
16808 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16809 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16810 (rdg_flag_uses): Likewise.
16811 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16813 (tree_optimize_tail_calls_1): Also split the
16814 edge from the entry block if we have degenerate PHI nodes in
16815 the first basic block.
16816 * tree.c (init_ttree): Remove memory-tag related code.
16817 (tree_code_size): Likewise.
16818 (tree_node_structure): Likewise.
16819 (build7_stat): Re-write to be build6_stat.
16820 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16821 (SSA_VAR_P): Adjust.
16822 (struct tree_memory_tag): Remove.
16823 (struct tree_memory_partition_tag): Likewise.
16824 (union tree_node): Adjust.
16825 (build7): Re-write to be build6.
16826 * tree-pass.h (pass_reset_cc_flags): Remove.
16827 (TODO_update_address_taken): New flag.
16828 (pass_simple_dse): Remove.
16829 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16830 * params.h (MAX_ALIASED_VOPS): Remove.
16831 (AVG_ALIASED_VOPS): Likewise.
16832 * omp-low.c (expand_omp_taskreg): Update SSA form.
16833 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16834 aliases the lhs in a copy stmt.
16835 * tree-ssa-dse.c (struct address_walk_data): Remove.
16836 (memory_ssa_name_same): Likewise.
16837 (memory_address_same): Likewise.
16838 (get_kill_of_stmt_lhs): Likewise.
16839 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16840 unused stores. Look through PHI nodes into post-dominated regions.
16841 (dse_optimize_stmt): Simplify. Properly remove stores.
16842 (tree_ssa_dse): Compute dominators.
16843 (execute_simple_dse): Remove.
16844 (pass_simple_dse): Likewise.
16845 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16846 gimple_loaded_syms and gimple_stored_syms computation.
16847 * toplev.c (dump_memory_report): Dump alias and pta stats.
16848 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16849 (vn_reference_eq): Likewise.
16850 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16851 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16852 valueize_vuses): Remove.
16853 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16854 (get_def_ref_stmt_vuse): ... this.
16855 (vn_reference_lookup_2): New function.
16856 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16857 walking equivalent vuses. Simplify.
16858 (vn_reference_lookup): Likewise.
16859 (vn_reference_insert): Likewise.
16860 (vn_reference_insert_pieces): Likewise.
16861 (visit_reference_op_call): Simplify.
16862 (visit_reference_op_load): Likewise.
16863 (visit_reference_op_store): Likewise.
16864 (init_scc_vn): Remove shared_lookup_vuses initialization.
16865 (free_scc_vn): Remove shared_lookup_vuses freeing.
16866 (sort_vuses, sort_vuses_heap): Remove.
16867 (get_ref_from_reference_ops): Export.
16868 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16869 vector with single vuse pointer.
16870 (vn_reference_lookup_pieces, vn_reference_lookup,
16871 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16872 (shared_vuses_from_stmt): Remove.
16873 (get_ref_from_reference_ops): Declare.
16874 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16875 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16876 memory-tag related code.
16877 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16878 (likely_value): Add comment, skip static-chain of call statements.
16879 (surely_varying_stmt_p): Adjust.
16880 (gimplify_and_update_call_from_tree): Likewise.
16881 (execute_fold_all_builtins): Do not rebuild alias info.
16882 (gimplify_and_update_call_from_tree): Properly update VOPs.
16883 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16884 (copy_ref_info): Remove memory-tag related code.
16885 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16886 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16887 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16889 * tree-ssa-dom.c (gimple_p): Remove typedef.
16890 (eliminate_redundant_computations): Adjust.
16891 (record_equivalences_from_stmt): Likewise.
16892 (avail_expr_hash): Likewise.
16893 (avail_expr_eq): Likewise.
16894 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16895 (stmt_makes_single_load): Likewise.
16896 (stmt_makes_single_store): Likewise.
16897 * tree-ssa-alias.c: Rewrite completely.
16898 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16899 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16900 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16901 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16902 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16903 Remove public functions.
16904 (pass_reset_cc_flags): Remove.
16905 (pass_build_alias): Move ...
16906 * tree-ssa-structalias.c (pass_build_alias): ... here.
16907 * tree-ssa-alias.c (may_be_aliased): Move ...
16908 * tree-flow-inline.h (may_be_aliased): ... here.
16909 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16910 count_uses_and_derefs): Move ...
16911 * gimple.c: ... here.
16912 * gimple.h (count_uses_and_derefs): Declare.
16913 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16914 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16915 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16916 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16917 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16918 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16919 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16921 * tree-dfa.c (refs_may_alias_p): Move ...
16922 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16923 * tree-ssa-alias.h: New file.
16924 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16925 (statement_sink_location): Likewise.
16926 * opts.c (decode_options): Do not adjust max-aliased-vops or
16927 avg-aliased-vops values.
16928 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16929 (TV_CALL_CLOBBER): Likewise.
16930 (TV_FLOW_SENSITIVE): Likewise.
16931 (TV_FLOW_INSENSITIVE): Likewise.
16932 (TV_MEMORY_PARTITIONING): Likewise.
16933 (TV_ALIAS_STMT_WALK): New timevar.
16934 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16935 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16936 (get_address_description): Remove memory-tag related code.
16937 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16938 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16939 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16940 and immediate uses in statements. Document.
16941 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16942 (dump_symbols): Remove.
16943 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16944 * alias.c (get_deref_alias_set): New function split out from ...
16945 (get_alias_set): ... here.
16946 * alias.h (get_deref_alias_set): Declare.
16947 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16948 type parameter. Remove restrict pointer handling. Create a
16949 ref-all pointer in case type-based alias sets do not conflict.
16950 (vect_analyze_data_refs): Remove SMT related code.
16951 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16952 (vectorizable_load): Likewise.
16953 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16954 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16955 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16956 Ignore vops and SMTs.
16957 (dr_analyze_alias): Likewise..
16958 (free_data_ref): Likewise.
16959 (create_data_ref): Likewise.
16960 (analyze_all_data_dependences): Likewise.
16961 (get_references_in_stmt): Adjust.
16962 * tree-flow-inline.h (gimple_aliases_computed_p,
16963 gimple_addressable_vars, gimple_call_clobbered_vars,
16964 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16965 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16966 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16967 gimple_mem_ref_stats): Remove.
16968 (gimple_vop): New function.
16969 (op_iter_next_use): Remove vuses and mayuses cases.
16970 (op_iter_next_def): Remove vdefs case.
16971 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16972 (clear_and_done_ssa_iter): Do not set removed fields.
16973 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16974 Assert we are not iterating over vuses or vdefs if not also
16975 iterating over uses or defs.
16976 (op_iter_init_use): Likewise.
16977 (op_iter_init_def): Likewise.
16978 (op_iter_next_vdef): Remove.
16979 (op_iter_next_mustdef): Likewise.
16980 (op_iter_init_vdef): Likewise.
16981 (compare_ssa_operands_equal): Likewise.
16982 (link_use_stmts_after): Handle vuse operand.
16983 (is_call_used): Use is_call_clobbered.
16984 (is_call_clobbered): Global variables are always call clobbered,
16985 query the call-clobbers bitmap.
16986 (mark_call_clobbered): Ignore global variables.
16987 (clear_call_clobbered): Likewise.
16988 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16989 virtual operands sanity check.
16990 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16992 (TARGET_MEM_REF): Remove TMR_TAG operand.
16993 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16994 Remove call-clobber related code.
16995 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16996 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16997 partitions or escape reason.
16998 (get_single_def_stmt, get_single_def_stmt_from_phi,
16999 get_single_def_stmt_with_phi): Remove.
17000 (dump_referenced_vars): Tidy.
17001 (get_ref_base_and_extent): Allow bare decls.
17002 (collect_dfa_stats): Adjust.
17003 * graphite.c (rename_variables_in_stmt): Adjust.
17004 (graphite_copy_stmts_from_block): Likewise.
17005 (translate_clast): Likewise.
17006 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
17008 (translate_vuse_through_block): Use the oracle.
17009 (phi_translate_1): Adjust.
17010 (value_dies_in_block_x): Use the oracle. Cache the outcome
17012 (valid_in_sets): Check if the VUSE for
17013 a REFERENCE is available.
17014 (eliminate): Do not remove stmts during elimination,
17015 instead queue and remove them afterwards.
17016 (do_pre): Do not rebuild alias info.
17017 (pass_pre): Run TODO_rebuild_alias before PRE.
17018 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
17019 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
17020 (mark_all_v_defs_stmt): Remove.
17021 (mark_all_v_defs_seq): Adjust.
17022 (sra_replace): Likewise.
17023 (scalarize_use): Likewise.
17024 (scalarize_copy): Likewise.
17025 (scalarize_init): Likewise.
17026 (scalarize_ldst): Likewise.
17027 (todoflags): Remove.
17028 (tree_sra): Do not rebuild alias info.
17029 (tree_sra_early): Adjust.
17030 (pass_sra): Run TODO_update_address_taken before SRA.
17031 * tree-predcom.c (set_alias_info): Remove.
17032 (prepare_initializers_chain): Do not call it.
17033 (mark_virtual_ops_for_renaming): Adjust.
17034 (mark_virtual_ops_for_renaming_list): Remove.
17035 (initialize_root_vars): Adjust.
17036 (initialize_root_vars_lm): Likewise.
17037 (prepare_initializers_chain): Likewise.
17038 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
17039 (may_propagate_copy_into_stmt): Likewise.
17040 (merge_alias_info): Do nothing for now.
17041 (propagate_tree_value_into_stmt): Adjust.
17042 (stmt_may_generate_copy): Likewise.
17043 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
17044 not mark symbols for renaming.
17045 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
17046 with the same statement, make sure to update the new pointed-to one.
17047 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
17048 call statements, do not mark symbols for renaming.
17049 (mark_operand_necessary): Dump something.
17050 (ref_may_be_aliased): New function.
17051 (mark_aliased_reaching_defs_necessary_1): New helper function.
17052 (mark_aliased_reaching_defs_necessary): Likewise.
17053 (mark_all_reaching_defs_necessary_1): Likewise.
17054 (mark_all_reaching_defs_necessary): Likewise.
17055 (propagate_necessity): Do not process virtual PHIs. For
17056 non-aliased loads mark all reaching definitions as necessary.
17057 For aliased loads and stores mark the immediate dominating
17058 aliased clobbers as necessary.
17059 (visited): New global static.
17060 (perform_tree_ssa_dce): Free visited bitmap after propagating
17062 (remove_dead_phis): Perform simple dead virtual PHI removal.
17063 (remove_dead_stmt): Properly unlink virtual operands when
17065 (eliminate_unnecessary_stmts): Schedule PHI removal after
17067 * tree-ssa-ter.c (is_replaceable_p): Adjust.
17068 (process_replaceable): Likewise.
17069 (find_replaceable_in_bb): Likewise.
17070 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
17071 based on the single gimple vop.
17072 (verify_flow_insensitive_alias_info): Remove.
17073 (verify_flow_sensitive_alias_info): Likewise.
17074 (verify_call_clobbering): Likewise.
17075 (verify_memory_partitions): Likewise.
17076 (verify_alias_info): Likewise.
17077 (verify_ssa): Adjust..
17078 (execute_update_addresses_taken): Export. Update SSA
17079 manually. Optimize only when optimizing. Use a local bitmap.
17080 (pass_update_address_taken): Remove TODO_update_ssa, add
17082 (pass_update_address_taken): Just use TODO_update_address_taken.
17083 (init_tree_ssa): Do not initialize addressable_vars.
17084 (verify_ssa): Verify new VUSE / VDEF properties.
17085 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
17086 Do not call verify_alias_info.
17087 (delete_tree_ssa): Clear the VUSE, VDEF operands.
17088 Do not free the loaded and stored syms bitmaps. Reset the escaped
17089 and callused solutions. Do not free addressable_vars.
17090 Remove memory-tag related code.
17091 (warn_uninitialized_var): Aliases are always available.
17092 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
17093 * lambda-code.c (can_put_in_inner_loop): Adjust.
17094 (can_put_after_inner_loop): Likewise.
17095 (perfect_nestify): Likewise.
17096 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
17097 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
17098 (vectorizable_conversion): Do not mark symbols for renaming.
17099 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
17100 (expand_call_inline): Unlink the calls virtual operands before
17102 (tree_function_versioning): Do not call update_ssa if we are not
17103 updating clones. Simplify.
17104 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
17105 (propagate_with_phi): Likewise..
17106 * tree-outof-ssa.c (create_temp): Remove memory tag and call
17107 clobber code. Assert we are not aliased or global.
17108 * tree-flow.h: Include tree-ssa-alias.h
17109 (enum escape_type): Remove.
17110 (struct mem_sym_stats_d): Likewise.
17111 (struct mem_ref_stats_d): Likewise.
17112 (struct gimple_df): Add vop member. Remove global_var,
17113 call_clobbered_vars, call_used_vars, addressable_vars,
17114 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
17115 escaped and callused members.
17116 (struct ptr_info_def): Remove all members, add points-to solution
17118 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
17119 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
17120 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
17121 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
17122 (tree-ssa-alias.o): Likewise.
17123 (toplev.o): Add tree-ssa-alias.h
17124 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
17125 * gimple.c (gimple_set_bb): Fix off-by-one error.
17126 (is_gimple_reg): Do not handle memory tags.
17127 (gimple_copy): Also copy virtual operands.
17128 Delay updating the statement. Do not reset loaded and stored syms.
17129 (gimple_set_stored_syms): Remove.
17130 (gimple_set_loaded_syms): Likewise.
17131 (gimple_call_copy_skip_args): Copy the virtual operands
17132 and mark the new statement modified.
17133 * tree-ssa-structalias.c (may_alias_p): Remove.
17134 (set_uids_in_ptset): Take the alias set to prune with as
17135 parameter. Fold in the alias test of may_alias_p.
17136 (compute_points_to_sets): Compute whether a ptr is dereferenced
17137 in a local sbitmap.
17138 (process_constraint): Deal with &ANYTHING on the lhs, reject all
17139 other ADDRESSOF constraints on the lhs.
17140 (get_constraint_for_component_ref): Assert that we don't get
17141 ADDRESSOF constraints from the base of the reference.
17142 Properly generate UNKNOWN_OFFSET for DEREF if needed.
17143 (struct variable_info): Remove collapsed_to member.
17144 (get_varinfo_fc): Remove.
17145 (new_var_info): Do not set collapsed_to.
17146 (dump_constraint): Do not follow cycles.
17147 (dump_constraint_graph): Likewise.
17148 (build_pred_graph): Likewise.
17149 (build_succ_graph): Likewise.
17150 (rewrite_constraints): Likewise.
17151 (do_simple_structure_copy): Remove.
17152 (do_rhs_deref_structure_copy): Remove.
17153 (do_lhs_deref_structure_copy): Remove.
17154 (collapse_rest_of_var): Remove.
17155 (do_structure_copy): Re-implement.
17156 (pta_stats): New global variable.
17157 (dump_pta_stats): New function.
17158 (struct constraint_expr): Make offset signed.
17159 (UNKNOWN_OFFSET): Define special value.
17160 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
17161 (solution_set_expand): New helper function split out from ...
17162 (do_sd_constraint): ... here.
17163 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
17164 (do_ds_constraint): Likewise.
17165 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
17166 and CALLUSED = *CALLUSED.
17167 (set_union_with_increment): Make inc argument signed.
17168 (type_safe): Remove.
17169 (get_constraint_for_ptr_offset): Handle unknown and negative
17171 (first_vi_for_offset): Handle offsets before start. Bail
17172 out early for offsets beyond the variable extent.
17173 (first_or_preceding_vi_for_offset): New function.
17174 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
17175 Together with ESCAPED = *ESCAPED this properly computes reachability.
17176 (find_what_var_points_to): New function.
17177 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
17178 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
17179 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
17180 pt_solutions_intersect): New functions.
17181 (compute_call_used_vars): Remove.
17182 (compute_may_aliases): New main entry into PTA computation.
17183 * gimple.h (gimple_p): New typedef.
17184 (struct gimple_statement_base): Remove references_memory_p.
17185 (struct gimple_statement_with_memory_ops_base): Remove
17186 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
17188 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
17189 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
17190 gimple_set_references_memory): Remove.
17191 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
17192 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
17194 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
17195 (verify_expr): Allow RESULT_DECL.
17196 (gimple_duplicate_bb): Do not copy virtual operands.
17197 (gimple_duplicate_sese_region): Adjust.
17198 (gimple_duplicate_sese_tail): Likewise.
17199 (mark_virtual_ops_in_region): Remove.
17200 (move_sese_region_to_fn): Do not call it.
17201 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
17202 and pass_simple_dse.
17203 (execute_function_todo): Handle TODO_update_address_taken,
17204 call execute_update_addresses_taken for TODO_rebuild_alias.
17205 (execute_todo): Adjust.
17206 (execute_one_pass): Init dump files early.
17207 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
17209 (create_general_new_stmt): Clear vops.
17210 * tree-ssa-reassoc.c (get_rank): Adjust.
17211 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
17212 symbols for renaming.
17213 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
17214 (PARAM_AVG_ALIASED_VOPS): Likewise.
17215 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
17216 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
17217 * tree-ssa-operands.c: Simplify for new virtual operand representation.
17218 (operand_build_cmp, copy_virtual_operands,
17219 create_ssa_artificial_load_stmt, add_to_addressable_set,
17220 gimple_add_to_addresses_taken): Remove public functions.
17221 (unlink_stmt_vdef): New function.
17223 2009-04-03 Alan Modra <amodra@bigpond.net.au>
17225 * config.gcc (powerpc-*-linux*): Merge variants.
17227 2009-04-02 Chao-ying Fu <fu@mips.com>
17228 James Grosbach <james.grosbach@microchip.com>
17230 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
17231 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
17233 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
17234 keep_interrupts_masked_p, use_debug_exception_return_p.
17235 (mips_attribute_table): Add interrupt, use_shadow_register_set,
17236 keep_interrupts_masked, use_debug_exception_return.
17237 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
17238 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
17240 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
17241 (mips_print_operand): Process COP0 registers to print $0 .. $31
17242 correctly for GAS to process.
17243 (mips_interrupt_extra_call_saved_reg_p): New function.
17244 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
17246 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
17247 (mips_compute_frame_info): Add supports for interrupt context that
17248 includes doubleword accumulators and COP0 registers.
17249 (mips_for_each_saved_acc): New function.
17250 (mips_for_each_saved_gpr_and_fpr): Change the function name from
17251 mips_for_each_saved_reg.
17252 (mips_save_reg): Save accumulators.
17253 (mips_kernel_reg_p): A new for_each_rtx callback.
17254 (mips_expand_prologue): Support interrupt handlers.
17255 (mips_restore_reg): Restore accumulators.
17256 (mips_expand_epilogue): Support interrupt handlers.
17257 (mips_can_use_return_insn): Return false for interrupt handlers.
17258 (mips_epilogue_uses): New function.
17259 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
17260 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
17261 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
17262 cop0_move): New instructions.
17263 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
17264 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
17266 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
17268 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
17269 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
17270 interrupt handlers, we use K0 as the temporary register.
17271 (EPILOGUE_USES): Change to a function call.
17272 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
17273 handlers, we use K0 as the temporary register.
17275 * doc/extend.texi (Function Attributes): Document interrupt,
17276 use_shadow_register_set, keep_interrupts_masked,
17277 use_debug_exception_return for MIPS attributes.
17279 2009-04-03 Alan Modra <amodra@bigpond.net.au>
17281 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
17282 Remove a number of t-files from tmake_file.
17283 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
17284 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
17285 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
17286 target_prototype, not TARGET_PROTOTYPE.
17287 (LINK_OS_GNU_SPEC): Define.
17288 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
17289 and darwin-ldoubdle.c.
17291 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17294 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
17295 (cpp_options): Ditto.
17296 (default_compilers): Ditto.
17297 (display_help): Ditto.
17298 (process_command): Ditto.
17299 (do_spec_1): Ditto.
17300 (set_input): Use lbasename instead of duplicate code.
17301 (save_temps_prefix): New static for -save-temps=obj.
17302 (save_temps_length): Ditto.
17304 * doc/invoke.texi (-save-temps=obj): Document new variant to
17305 -save-temps switch.
17307 2009-04-02 Jeff Law <law@redhat.com>
17309 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
17312 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
17314 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
17315 * configure: Regenerated.
17317 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17319 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
17320 share the argument list.
17322 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17326 2009-02-12 Diego Novillo <dnovillo@google.com>
17328 * varpool.c (debug_varpool): New.
17329 * cgraph.h (debug_varpool): Declare.
17331 2009-04-02 Jan Hubicka <jh@suse.cz>
17333 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
17336 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
17338 * config/i386/i386.c (ix86_abi): Move initialization to ...
17339 (override_options): Here.
17341 2009-04-02 Christian Bruel <christian.bruel@st.com>
17343 * config/sh/sh.c (sh_dwarf_register_span): New function.
17344 (TARGET_DWARF_REGISTER_SPAN): Define.
17345 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
17347 2009-04-02 Ira Rosen <irar@il.ibm.com>
17349 PR tree-optimization/39595
17350 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
17351 interleaved loads group is not greater than the SLP group size.
17353 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17355 * builtins.c (is_builtin_name): New.
17356 (called_as_built_in): Use is_builtin_name.
17357 * tree.h (is_builtin_name): New.
17358 * varasm.c (incorporeal_function_p): Use is_builtin_name
17360 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
17362 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
17364 2009-04-02 Dodji Seketeli <dodji@redhat.com>
17367 * c-decl.c (clone_underlying_type): Move this ...
17368 * c-common.c (set_underlying_type): ... here.
17369 Also, make sure the function properly sets TYPE_STUB_DECL() on
17370 the newly created typedef variant type.
17371 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
17372 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
17375 2009-04-02 Richard Guenther <rguenther@suse.de>
17377 PR tree-optimization/37221
17378 * tree-flow.h (degenerate_phi_result): Declare.
17379 * tree-ssa-dom.c (degenerate_phi_result): Export.
17380 * tree-scalar-evolution.c (analyze_initial_condition): If
17381 the initial condition is defined by a degenerate PHI node
17382 use the degenerate value.
17384 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
17386 PR rtl-optimization/39588
17387 * combine.c (merge_outer_ops): Do not set the constant when this
17389 (simplify_shift_const_1): Do not modify it either in this case.
17391 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
17393 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
17394 tuning is deprecated if -mtune value is set to an Itanium1 variant.
17396 2009-04-01 Janis Johnson <janis187@us.ibm.com>
17399 * c-lex.c (interpret_float): Default (no suffix) is double.
17401 2009-04-1 Xinliang David Li <davidxl@google.com>
17403 * config/i386/i386.c (legitimate_constant_p): Recognize
17404 all one vector constant.
17406 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17408 * config/vax/vax.c: Add #includes to silence warnings.
17409 Change #include order to silence two warnings.
17411 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17413 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
17414 (ASM_SPEC): Pass -k to the assembler for PIC code.
17416 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17418 * config.gcc: Add vax-*-linux* to the switch.
17419 * config/vax/linux.h: New file. (TARGET_VERSION,
17420 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
17422 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17424 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
17425 Use predicate macros instead of GET_CODE() == foo.
17426 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
17427 ashlsi3, rotrsi3, <unnamed>): Likewise.
17429 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17431 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
17432 jbbccihi, jbbccisi): Remova trailing whitespace.
17433 * config/vax/constraints.md: Likewise.
17434 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17435 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
17436 * config/vax/predicates.md: Likewise.
17437 * config/vax/vax.c (print_operand_address, vax_output_int_move,
17438 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
17439 * config/vax/vax.h: Likewise.
17440 * config/vax/vax.md (nonlocal_goto): Likewise.
17442 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17444 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
17445 (indirectable_address_p, adjacent_operands_p): Add spaces around
17447 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
17449 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17451 * config/vax/vax.c (legitimate_constant_address_p,
17452 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
17453 index_term_p, reg_plus_index_p, legitimate_address_p,
17454 vax_mode_dependent_address_p): Update comments to match functions
17455 modified by the recent int->bool conversion.
17457 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17459 * config/vax/builtins.md: Update copyright message.
17460 * config/vax/constraints.md: Likewise.
17461 * config/vax/netbsd-elf.h: Likewise.
17462 * config/vax/predicates.md: Likewise.
17463 * config/vax/vax-protos.h: Likewise.
17464 * config/vax/vax.c: Likewise.
17465 * config/vax/vax.h: Likewise.
17466 * config/vax/vax.md: Likewise.
17467 * config/vax/vax.opt: Likewise.
17469 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17471 * config/vax/builtins.md (ffssi2, ffssi2_internal,
17472 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
17473 * config/vax/constraints.md (B, R): Likewise.
17474 * config/vax/predicates.md (external_memory_operand,
17475 nonimmediate_addsub_di_operand): Likewise.
17476 * config/vax/vax.c (vax_output_int_add): Likewise.
17477 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
17478 untyped_call): Likewise.
17480 2009-04-01 Matt Thomas <matt@3am-software.com>
17482 * config/vax/predicates.md: New file.
17483 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
17484 external_const_operand, nonsymbolic_operand, external_memory_operand,
17485 indirect_memory_operand, indexed_memory_operand,
17486 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
17487 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
17489 * config/vax/constraints.md: New file.
17490 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
17492 * config/vax/builtins.md: New file.
17493 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
17494 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
17496 * config/vax/vax.opt (mqmath): Add option.
17497 * config/vax/vax.md (isfx): Extend with DI.
17498 (VAXintQH, VAXintQHSD): Define.
17499 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
17500 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
17501 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
17502 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
17503 (movdi): Update constraints and use vax_output_int_move().
17504 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
17505 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
17506 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
17507 nonlocal_goto): New.
17508 (mov<mode>): Extend accepted operand types.
17509 (subdi3_old): Rename from subdi3, change update constraints and use
17510 a new implementation.
17511 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
17512 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
17513 MOVE_RATIO, CLEAR_RATIO): Define.
17514 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
17515 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
17516 (PRINT_OPERAND): Redefine using a function instead of inlined code.
17517 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
17518 (split_quadword_operands): Make static and really allow variable
17520 (print_operand_address): Update for PIC generation.
17521 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
17522 indexable_address_p, fixup_mathdi_operand,
17523 vax_expand_addsub_di_operands, adjacent_operands_p): New.
17524 (vax_float_literal, legitimate_constant_p,
17525 indirectable_constant_address_p, index_term_p,
17526 reg_plus_index_p): Return bool instead of int.
17527 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
17529 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
17531 (vax_output_conditional_branch): Indent.
17532 (legitimate_constant_address_p, indirectable_constant_address_p,
17533 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
17534 vax_mode_dependent_address_p): Return bool instead of int, update for
17536 * config/vax/vax-protos.h (legitimate_constant_address_p,
17537 legitimate_constant_p, legitimate_address_p,
17538 vax_mode_dependent_address_p): Change declaration to bool.
17539 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
17540 vax_expand_addsub_di_operands, vax_output_int_subtract,
17541 vax_output_movmemsi): Declare.
17542 (split_quadword_operands, vax_float_literal): Delete declaration.
17543 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
17544 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
17545 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
17546 ASM_OUTPUT_DWARF_PCREL): Define.
17547 (ASM_SPEC): Change definition to allow PIC generation.
17549 2009-04-01 Steve Ellcey <sje@cup.hp.com>
17551 * doc/sourcebuild.texi: Update front-end requirements.
17553 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17556 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
17557 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
17558 (booldi3_internal3): Use boolean_or_operator instead of
17561 2009-04-01 Joseph Myers <joseph@codesourcery.com>
17564 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
17565 declarator whose size is not an integer constant expression but
17566 folds to an integer constant, then treat it as a constant
17569 2009-04-01 Richard Guenther <rguenther@suse.de>
17571 * fold-const.c (fold_plusminus_mult_expr): Do not fold
17572 i * 4 + 2 to (i * 2 + 1) * 2.
17574 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17577 * c-parser.c (c_parser_asm_statement): Skip until close paren and
17578 return if c_parser_asm_string_literal returned NULL.
17580 2009-04-01 Nick Clifton <nickc@redhat.com>
17582 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
17584 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
17585 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
17586 other typedefs to avoid conflicts with libgcc2.c. Define labels
17587 to gain 16-bit bit-manipulation functions from libgcc2.c and then
17589 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
17590 to gain 16-bit trapping arithmetic functions from libgcc2.c and
17593 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
17595 * varasm.c (default_function_rodata_section): Declare DOT as
17598 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
17599 Andrey Galkin <agalkin@hypercom.com>
17602 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
17603 Make object_name unique for each process.
17605 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17608 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
17609 addressable variables in the parallel that could go out of scope while
17610 running queued tasks.
17612 2009-04-01 Anatoly Sokolov <aesok@post.ru>
17614 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
17615 (CASE_VALUES_THRESHOLD): Redefine.
17616 * config/avr/avr.c (avr_override_options): Remove initialization of
17617 avr_case_values_threshold variable.
17618 (avr_case_values_threshold): Remove variable. Add new function.
17619 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
17620 * config/avr/avr.opt (mno-tablejump): Remove option.
17621 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
17623 2009-04-01 DJ Delorie <dj@redhat.com>
17625 * varasm.c (default_function_rodata_section): Don't assume
17626 anything about where the first '.' in the section name is.
17628 2009-04-01 Alan Modra <amodra@bigpond.net.au>
17630 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
17631 rs6000_emit_stack_tie.
17633 2009-03-31 Ian Lance Taylor <iant@google.com>
17635 * tree-eh.c (tree_remove_unreachable_handlers): Compare
17636 gimple_code with GIMPLE_RESX, not RESX.
17638 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17640 * c-common.c (c_get_ident): New.
17641 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
17643 2009-04-01 Ben Elliston <bje@au.ibm.com>
17645 * config/rs6000/sysv4.opt (msdata): Improve option description.
17647 2009-03-31 Steve Ellcey <sje@cup.hp.com>
17649 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
17650 (divdf3_internal_lat): Remove.
17651 (divxf3_internal_lat): Remove.
17652 (divxf3_internal_thr): Remove.
17653 (divxf): Use divxf3_internal.
17654 * config/ia64/div.md (divsf3_internal_lat): New.
17655 (divdf3_internal_lat): New.
17656 (divxf3_internal): New.
17658 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17661 * Makefile.in (USE_GCC_STDINT): Define.
17662 (stmp-int-hdrs): Install stdint.h if applicable.
17663 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
17665 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
17666 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
17667 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17668 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17669 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17670 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17671 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17672 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17673 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17674 (c_common_nodes_and_builtins): Initialize
17675 underlying_wchar_type_node. Do not initialize
17676 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
17677 nodes for new types.
17678 (c_stddef_cpp_builtins): Define macros for new types.
17679 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
17681 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
17682 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
17683 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
17684 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
17685 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
17686 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
17687 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
17688 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
17689 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
17690 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
17691 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
17692 int16_type_node, int32_type_node, int64_type_node,
17693 uint8_type_node, uint16_type_node, c_uint32_type_node,
17694 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
17695 int_least32_type_node, int_least64_type_node,
17696 uint_least8_type_node, uint_least16_type_node,
17697 uint_least32_type_node, uint_least64_type_node,
17698 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
17699 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
17700 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
17701 uintptr_type_node): Define.
17702 * c-cppbuiltin.c (builtin_define_constants,
17703 builtin_define_type_minmax): New.
17704 (builtin_define_stdint_macros): Define more macros.
17705 (c_cpp_builtins): Define more limit macros.
17706 (type_suffix): New.
17707 (builtin_define_type_max): Define in terms of
17708 builtin_define_type_minmax. Remove is_long parameter. All
17710 * config.gcc (use_gcc_stdint): Define.
17711 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17712 Add newlib-stdint.h for generic targets.
17713 * config/glibc-stdint.h, config/newlib-stdint.h,
17714 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17715 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17716 * config/score/score.h (UINTPTR_TYPE): Define.
17717 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17718 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17719 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17720 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17721 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17722 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17723 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17724 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17725 * config/spu/spu.h (STDINT_LONG32): Define.
17726 * configure.ac (use_gcc_stdint): Substitute.
17727 * configure: Regenerate.
17728 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17729 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17730 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17731 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17732 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17733 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17734 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17735 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17736 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17737 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17738 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17739 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17740 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17741 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17742 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17743 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17744 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17745 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17746 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17747 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17748 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17749 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17750 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17751 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17752 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17753 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17754 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17755 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17756 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17758 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17760 * loop-iv.c (suitable_set_for_replacement): Renamed from
17761 simplify_using_assignment; changed to return bool and to accept new
17762 args DEST and SRC. Return true iff we find a source/destination pair
17763 that can be used to make a replacement, and fill SRC and DEST if so.
17764 Remove arg ALTERED. Don't deal with altered regs here. All callers
17766 (simplify_using_initial_values): Deal with altered regs here and track
17767 more precisely the effect they have on the validity of our expression.
17769 * loop-iv.c (simplify_using_condition): A condition of the form
17770 (EQ REG CONST) can be used to simply make a substitution.
17771 (simplify_using_initial_values): Keep track of conditions we have seen
17772 and keep using them to simplify new expressions, while applying the
17773 same substitutions to them as to the expression.
17775 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17776 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17779 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17780 changed. Use this when trying to improve the upper bound.
17781 Generate the comparison by using simplify_gen_relational.
17783 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17785 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17787 (simplify_using_assignment, simplify_using_initial_values): Call
17788 replace_in_expr to make replacements. Call replace_single_def_regs
17789 once on the initial version of the expression.
17791 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17794 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17796 2009-03-31 Richard Guenther <rguenther@suse.de>
17798 PR middle-end/31029
17799 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17800 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17802 2009-03-31 Richard Guenther <rguenther@suse.de>
17804 * tree.h (div_if_zero_remainder): Declare.
17805 * fold-const.c (div_if_zero_remainder): Export.
17806 * tree-ssa-forwprop.c
17807 (forward_propagate_addr_into_variable_array_index): Handle
17808 constant array index addition outside of the variable index.
17810 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17813 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17814 define_splits, floatunssi<mode>2): Require x87 conversions from
17815 DImode to be permitted.
17817 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17819 PR preprocessor/15638
17820 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17822 2009-03-31 Richard Guenther <rguenther@suse.de>
17824 PR middle-end/23401
17825 PR middle-end/27810
17826 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17827 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17828 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17829 a separate statement.
17830 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17831 (lookup_tmp_var): Likewise.
17832 (is_gimple_formal_tmp_or_call_rhs): Remove.
17833 (is_gimple_reg_or_call_rhs): Rename to ...
17834 (is_gimple_reg_rhs_or_call): ... this.
17835 (is_gimple_mem_or_call_rhs): Rename to ...
17836 (is_gimple_mem_rhs_or_call): ... this.
17837 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17838 DECL_GIMPLE_REG_P only if is_formal is true.
17839 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17840 for non-proper post-modify expression gimplification.
17841 (gimplify_self_mod_expr): For post-modify expressions gimplify
17842 the lvalue to a minimal lvalue.
17843 (rhs_predicate_for): Remove formal temp case.
17844 (gimplify_modify_expr_rhs): Likewise.
17845 (gimplify_addr_expr): Use is_gimple_reg.
17846 (gimplify_expr): Remove formal temp cases.
17847 (gimple_regimplify_operands): Likewise.
17848 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17849 and FILTER_EXPR like constants.
17850 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17852 (is_gimple_formal_tmp_rhs): Remove.
17853 (is_gimple_reg_rhs): Remove special casing.
17854 (is_gimple_mem_rhs): Fix.
17855 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17856 (is_gimple_formal_tmp_var): Remove.
17857 (is_gimple_formal_tmp_reg): Likewise.
17858 (is_gimple_min_lval): Allow invariant component ref parts.
17859 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17860 is_gimple_formal_tmp_reg): Remove declarations.
17861 * tree-cfg.c (verify_expr): Verify that variables with address
17862 taken do not have DECL_GIMPLE_REG_P set.
17863 * tree-mudflap.c (mf_build_check_statement_for): Use
17864 force_gimple_operand instead of gimplify_expr.
17866 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17868 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17869 schedulable rows to compute_split_row.
17871 2009-03-31 Ben Elliston <bje@au.ibm.com>
17874 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17877 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17879 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17880 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17881 * configure: Regenerate.
17882 * config.in: Regenerate.
17883 * config/rs6000/rs6000.opt (mtls-markers): Add.
17884 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17885 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17886 (tls_ld_aix, tls_ld_sysv): Likewise.
17887 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17888 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17890 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17892 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17894 2009-03-30 Jan Hubicka <jh@suse.cz>
17896 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17898 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17899 detection and label handling.
17901 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17903 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17904 left_conflicts_size.
17905 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17906 ALLOCNO_LEFT_CONFLICTS_SIZE.
17908 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17909 remove_allocno_from_bucket_and_push,
17910 allocno_spill_priority_compare, push_allocnos_to_stack,
17911 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17912 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17913 (setup_allocno_left_conflicts_num): Ditto. Rename to
17914 setup_allocno_left_conflicts_size.
17915 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17916 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17917 setup_allocno_left_conflicts_size instead of
17918 setup_allocno_left_conflicts_num.
17920 * ira-build.c (ira_create_allocno): Use
17921 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17922 ALLOCNO_LEFT_CONFLICTS_NUM.
17924 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17926 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17927 instead of DF_LR_OUT.
17929 * ira-lives.c (process_bb_node_lives): Ditto.
17931 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17932 instead of DF_LR_{OUT,IN}.
17934 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17936 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17938 2009-03-30 Jan Hubicka <jh@suse.cz>
17940 * except.c (label_to_region_map): Fix thinko.
17942 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17944 PR middle-end/38237
17945 * tree.h (tree_find_value): New declaration.
17946 * tree.c (tree_find_value): New function.
17947 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17949 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17952 * c-decl.c (struct c_binding): Add locus field.
17953 (bind): Add locus argument, set locus field from it.
17954 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17955 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17956 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17957 implicitly_declare, undeclared_variable, lookup_label,
17958 declare_label, c_make_fname_decl, c_builtin_function,
17959 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17962 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17965 * config/i386/i386.c (classify_argument): Check total size of
17968 2009-03-30 Martin Jambor <mjambor@suse.cz>
17970 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17971 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17972 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17975 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17976 seen_variable_array_ref while also traversing a union.
17978 * tree-inline.c (optimize_inline_calls): Do not call
17979 cgraph_node_remove_callees.
17980 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17981 (pass_remove_cgraph_callee_edges): New variable.
17982 * passes.c (init_optimization_passes): Add
17983 pass_remove_cgraph_callee_edges after early inlining and before all
17984 late intraprocedural passes.
17986 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17988 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17990 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17991 Fix typos in names.
17993 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17995 * combine.c (simplify_comparison): Use have_insn_for.
17996 * dojump.c (do_jump): Likewise.
17998 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18000 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
18001 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
18002 sparc_compare_op0 like sparc_compare_emitted used to be handled.
18003 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
18004 instead of sparc_compare_emitted.
18005 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
18006 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
18007 instead of sparc_compare_emitted.
18009 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18011 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
18012 enter/exit cfglayout mode.
18013 (pass_partition_block): Require it.
18014 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
18015 (combine_instructions): Track basic blocks instead of labels.
18016 (update_cfg_for_uncondjump): New.
18017 (try_combine): Use it. Update jumps after rescanning.
18018 (pass_combine): Require PROP_cfglayout.
18019 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
18021 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18023 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
18024 Provide/destroy PROP_cfglayout respectively.
18025 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
18026 * tree-pass.h (PROP_cfglayout): New.
18028 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18030 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
18031 fold_convert_const_fixed_from_fixed,
18032 fold_convert_const_fixed_from_int,
18033 fold_convert_const_fixed_from_real, fold_negate_const): Do not
18034 set TREE_CONSTANT_OVERFLOW.
18035 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
18036 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
18038 2009-03-30 Ira Rosen <irar@il.ibm.com>
18040 * tree-vect-loop-manip.c: New file.
18041 * tree-vectorizer.c: Update documentation and included files.
18042 (vect_loop_location): Make extern.
18043 (rename_use_op): Move to tree-vect-loop-manip.c
18044 (rename_variables_in_bb, rename_variables_in_loop,
18045 slpeel_update_phis_for_duplicate_loop,
18046 slpeel_update_phi_nodes_for_guard1,
18047 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
18048 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
18049 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
18050 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
18051 find_loop_location): Likewise.
18052 (new_stmt_vec_info): Move to tree-vect-stmts.c.
18053 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
18054 get_vectype_for_scalar_type, vect_is_simple_use,
18055 supportable_widening_operation, supportable_narrowing_operation):
18057 (bb_in_loop_p): Move to tree-vect-loop.c.
18058 (new_loop_vec_info, destroy_loop_vec_info,
18059 reduction_code_for_scalar_code, report_vect_op,
18060 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
18061 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
18062 (vect_supportable_dr_alignment): Likewise.
18063 * tree-vectorizer.h (tree-data-ref.h): Include.
18064 (vect_loop_location): Declare.
18065 Reorganize function declarations according to the new file structure.
18066 * tree-vect-loop.c: New file.
18067 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
18068 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
18069 * tree-vect-data-refs.c: New file.
18070 * tree-vect-patterns.c (timevar.h): Don't include.
18071 * tree-vect-stmts.c: New file.
18072 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
18073 tree-vect-slp.c, tree-vect-loop.c.
18074 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
18075 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
18076 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
18077 (tree-vect-analyze.o): Remove.
18078 (tree-vect-transform.o): Likewise.
18079 (tree-vect-data-refs.o): Add rule.
18080 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
18081 tree-vect-slp.o): Likewise.
18082 (tree-vect-patterns.o): Remove redundant dependencies.
18083 (tree-vectorizer.o): Likewise.
18084 * tree-vect-slp.c: New file.
18086 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18088 * optc-gen.awk: Warn if an option flag has multiple different
18091 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
18093 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
18094 -floop-block): Document dependences on PPL, CLooG and Graphite.
18096 2009-03-30 Joseph Myers <joseph@codesourcery.com>
18098 PR rtl-optimization/323
18099 * c-common.c (c_fully_fold, convert_and_check,
18100 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
18101 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
18102 * c-common.def (EXCESS_PRECISION_EXPR): New.
18103 * c-cppbuiltin.c (builtin_define_float_constants): Define
18104 constants with enough digits for long double.
18105 * c-lex.c (interpret_float): Interpret constant with excess
18106 precision where appropriate.
18107 * c-opts.c (c_common_post_options): Set
18108 flag_excess_precision_cmdline. Give an error for
18109 -fexcess-precision=standard for C++ for processors where the
18110 option is significant.
18111 * c-parser.c (c_parser_conditional_expression): Handle excess
18112 precision in condition.
18113 * c-typeck.c (convert_arguments): Handle arguments with excess
18115 (build_unary_op): Move excess precision outside operation.
18116 (build_conditional_expr): Likewise.
18117 (build_compound_expr): Likewise.
18118 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
18119 (build_modify_expr): Handle excess precision in RHS.
18120 (convert_for_assignment): Handle excess precision in converted
18122 (digest_init, output_init_element, process_init_element): Handle
18123 excess precision in initializer.
18124 (c_finish_return): Handle excess precision in return value.
18125 (build_binary_op): Handle excess precision in operands and add
18126 excess precision as needed for operation.
18127 * common.opt (-fexcess-precision=): New option.
18128 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
18129 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
18130 For standard excess precision, output explicit conversion to and
18131 truncation from XFmode.
18132 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
18133 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
18134 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
18135 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
18136 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
18137 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
18138 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
18139 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
18140 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
18141 define_splits, sqrt<mode>2): Disable where appropriate for
18142 standard excess precision.
18143 * convert.c (convert_to_real): Do not shorten arithmetic to type
18144 for which excess precision would be used.
18145 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
18146 * doc/invoke.texi (-fexcess-precision=): Document option.
18147 (-mfpmath=): Correct index entry.
18148 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
18149 flag_excess_precision): New.
18150 * langhooks.c (lhd_post_options): Set
18151 flag_excess_precision_cmdline.
18152 * opts.c (common_handle_option): Handle -fexcess-precision=.
18153 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
18154 init_excess_precision): New.
18155 (lang_dependent_init_target): Call init_excess_precision.
18156 * tree.c (excess_precision_type): New.
18157 * tree.h (excess_precision_type): Declare.
18159 2009-03-30 Joseph Myers <joseph@codesourcery.com>
18162 * c-typeck.c (build_component_ref): Do not copy qualifiers from
18163 non-lvalue to component.
18165 2009-03-29 Joseph Myers <joseph@codesourcery.com>
18167 PR preprocessor/34695
18168 * Makefile.in (c-opts.o): Depend on c-tree.h.
18169 * c-common.c: Move down include of diagnostic.h.
18170 (done_lexing, c_cpp_error): New.
18171 * c-common.h (done_lexing): Declare.
18172 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
18174 * c-opts.c: Include c-tree.h.
18175 (c_common_init_options): Set preprocessor error callback.
18176 (c_common_handle_option): Do not set preprocessor
18177 inhibit_warnings, warnings_are_errors, warn_system_headers,
18178 pedantic_errors or inhibit_warnings flags.
18179 (c_common_post_options): Do not check cpp_errors (parse_in).
18180 (c_common_finish): Do not output dependencies if there were
18181 errors. Do not check return value of cpp_finish.
18182 * c-ppoutput.c (pp_file_change): Set input_location.
18183 * c-tree.h (c_cpp_error): Declare.
18184 * diagnostic.c (diagnostic_set_info_translated): Also initialize
18186 (diagnostic_build_prefix): Check override_column.
18187 * diagnostic.h (diagnostic_info): Add override_column field.
18188 (diagnostic_override_column): Define.
18190 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
18192 * c-common.c (c_expand_expr, c_staticp): Remove.
18193 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
18194 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
18195 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
18196 * c-gimplify.c (gimplify_compound_literal_expr,
18197 optimize_compound_literals_in_ctor): Remove.
18198 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
18199 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
18200 * c-semantics.c (emit_local_var): Remove.
18202 * langhooks-def.h (lhd_expand_expr): Remove.
18203 * langhooks.c (lhd_expand_expr): Remove.
18204 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
18206 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
18207 handling from c-semantics.c; don't call into langhook.
18208 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
18209 * gimplify.c (gimplify_compound_literal_expr,
18210 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
18211 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
18212 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
18213 as was done in c-gimplify.c.
18214 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
18215 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
18216 Move from c-common.h.
18217 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
18219 * tree.c (staticp): Do not call langhook.
18220 * langhooks.c (lhd_staticp): Delete.
18221 * langhooks-def.h (lhd_staticp): Delete prototype.
18222 (LANG_HOOKS_STATICP): Delete.
18223 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
18225 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
18226 instead of DECL_STMTs.
18228 2009-03-29 Joseph Myers <joseph@codesourcery.com>
18236 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
18238 (fold_call_expr): Return a NOP_EXPR from folding rather than the
18239 contained expression.
18240 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
18241 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
18242 conditional expressions for C.
18243 (decl_constant_value_for_optimization): Move from
18244 decl_constant_value_for_broken_optimization in c-typeck.c. Check
18245 whether optimizing and that the expression is a VAR_DECL not of
18246 array type instead of doing such checks in the caller. Do not
18247 check pedantic. Call gcc_unreachable for C++.
18248 * c-common.def (C_MAYBE_CONST_EXPR): New.
18249 * c-common.h (c_fully_fold, c_save_expr,
18250 decl_constant_value_for_optimization): New prototypes.
18251 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18252 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18253 EXPR_INT_CONST_OPERANDS): Define.
18254 * c-convert.c (convert): Strip nops from expression.
18255 * c-decl.c (groktypename): Take extra parameters expr and
18256 expr_const_operands. Update call to grokdeclarator.
18257 (start_decl): Update call to grokdeclarator. Add statement for
18258 expressions used in type of decl.
18259 (grokparm): Update call to grokdeclarator.
18260 (push_parm_decl): Update call to grokdeclarator.
18261 (build_compound_literal): Add parameter non_const and build a
18262 C_MAYBE_COSNT_EXPR if applicable.
18263 (grokdeclarator): Take extra parameters expr and
18264 expr_const_operands. Track expressions used in declaration
18265 specifiers and declarators. Fold array sizes and track whether
18266 they are constant expressions and whether they are integer
18267 constant expressions.
18268 (parser_xref_tag): Set expr and expr_const_operands fields in
18270 (grokfield): Update call to grokdeclarator.
18271 (start_function): Update call to grokdeclarator.
18272 (build_null_declspecs): Set expr and expr_const_operands fields in
18274 (declspecs_add_type): Handle expressions in typeof specifiers.
18275 * c-parser.c (c_parser_declspecs): Set expr and
18276 expr_const_operands fields for declaration specifiers.
18277 (c_parser_enum_specifier): Likewise.
18278 (c_parser_struct_or_union_specifier): Likewise.
18279 (c_parser_typeof_specifier): Likewise. Update call to
18280 groktypename. Fold expression as needed. Return expressions with
18281 type instead of adding statements.
18282 (c_parser_attributes): Update calls to c_parser_expr_list.
18283 (c_parser_statement_after_labels): Fold expression before passing
18284 to objc_build_throw_stmt.
18285 (c_parser_condition): Fold expression.
18286 (c_parser_asm_operands): Fold expression.
18287 (c_parser_conditional_expression): Use c_save_expr. Update call
18288 to build_conditional_expr.
18289 (c_parser_alignof_expression): Update call to groktypename.
18290 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
18291 original_code. Fold expression argument of va_arg. Create
18292 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
18293 argument to va_arg. Update calls to groktypename. Fold array
18294 index for offsetof. Verify that first argument to
18295 __builtin_choose_expr has integer type.
18296 (c_parser_postfix_expression_after_paren_type): Update calls to
18297 groktypename and build_compound_literal. Handle expressions with
18298 side effects in type name.
18299 (c_parser_postfix_expression_after_primary): Update call to
18300 c_parser_expr_list. Set original_code for calls to
18301 __builtin_constant_p.
18302 (c_parser_expr_list): Take extra parameter fold_p. Fold
18303 expressions if requested.
18304 (c_parser_objc_type_name): Update call to groktypename.
18305 (c_parser_objc_synchronized_statement): Fold expression.
18306 (c_parser_objc_receiver): Fold expression.
18307 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
18308 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
18309 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
18310 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
18311 (struct c_typespec): Add elements expr and expr_const_operands.
18312 (struct c_declspecs): Add elements expr and expr_const_operands.
18313 (groktypename, build_conditional_expr, build_compound_literal):
18315 (in_late_binary_op): Declare.
18316 * c-typeck.c (note_integer_operands): New function.
18317 (in_late_binary_op): New variable.
18318 (decl_constant_value_for_broken_optimization): Move to c-common.c
18319 and rename to decl_constant_value_for_optimization.
18320 (default_function_array_conversion): Do not strip nops.
18321 (default_conversion): Do not call
18322 decl_constant_value_for_broken_optimization.
18323 (build_array_ref): Do not fold result.
18324 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
18325 result when operand is a VLA.
18326 (c_expr_sizeof_type): Update call to groktypename. Handle
18327 expressions included in type name. Use C_MAYBE_CONST_EXPR for
18328 result when operand names a VLA type.
18329 (build_function_call): Update call to build_compound_literal.
18330 Only fold result for calls to __builtin_* functions. Strip
18331 NOP_EXPR from INTEGER_CST returned from such functions. Fold
18332 the function designator.
18333 (convert_arguments): Fold arguments. Update call to
18334 convert_for_assignment.
18335 (build_unary_op): Handle increment and decrement of
18336 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
18337 decrement earlier. Fold operand of increment and decrement.
18338 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
18339 built for integer operand. Wrap returns that are INTEGER_CSTs
18340 without being integer constant expressions or that have integer
18341 constant operands without being INTEGER_CSTs.
18342 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
18343 (build_conditional_expr): Add operand ifexp_bcp. Track whether
18344 result is an integer constant expression or can be used in
18345 unevaluated parts of one and avoid folding and wrap as
18346 appropriate. Fold operands before possibly doing -Wsign-compare
18348 (build_compound_expr): Wrap result for C99 if operands can be used
18349 in integer constant expressions.
18350 (build_c_cast): Update call to digest_init. Do not ignore
18351 overflow from casting floating-point constants to integers. Wrap
18352 results that could be confused with integer constant expressions,
18353 null pointer constants or floating-point constants.
18354 (c_cast_expr): Update call to groktypename. Handle expressions
18355 included in type name.
18356 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
18357 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
18358 Update calls to convert_for_assignment.
18359 (convert_for_assignment): Take new parameter
18360 null_pointer_constant. Do not strip nops or call
18361 decl_constant_value_for_broken_optimization. Set
18362 in_late_binary_op for conversions to boolean.
18363 (store_init_value): Update call to digest_init.
18364 (digest_init): Take new parameter null_pointer_constant. Do not
18365 call decl_constant_value_for_broken_optimization. pedwarn for
18366 initializers not constant expressions. Update calls to
18367 convert_for_assignment.
18368 (constructor_nonconst): New.
18369 (struct constructor_stack): Add nonconst element.
18370 (really_start_incremental_init, push_init_level, pop_init_level):
18371 Handle constructor_nonconst and nonconst element.
18372 (set_init_index): Call constant_expression_warning for array
18374 (output_init_element): Fold value. Set constructor_nonconst as
18375 applicable. pedwarn for initializers not constant expressions.
18376 Update call to digest_init. Call constant_expression_warning
18377 where constant initializers are required.
18378 (process_init_element): Use c_save_expr.
18379 (c_finish_goto_ptr): Fold expression.
18380 (c_finish_return): Fold return value. Update call to
18381 convert_for_assignment.
18382 (c_start_case): Fold switch expression.
18383 (c_process_expr_stmt): Fold expression.
18384 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
18385 ensure statement expression is not evaluated in constant expression.
18386 (build_binary_op): Track whether results are integer constant
18387 expressions or may occur in such, disable folding and wrap results
18388 as applicable. Fold operands for -Wsign-compare warnings unless
18390 (c_objc_common_truthvalue_conversion): Handle results folded to
18391 integer constants that are not integer constant expressions.
18392 * doc/extend.texi: Document when typeof operands are evaluated,
18393 that condition of __builtin_choose_expr is an integer constant
18394 expression, and more about use of __builtin_constant_p in
18397 2009-03-29 Richard Guenther <rguenther@suse.de>
18399 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
18400 propagate addresses of array references.
18402 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
18404 * regmove.c (perhaps_ends_bb_p): Remove.
18405 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
18406 from INSN and check that the main loop stays within that basic block.
18407 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
18408 (regmove_forward_pass): Split out from regmove_optimize. Use
18409 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
18410 (regmove_backward_pass): Split out from regmove_optimize. Use
18411 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
18412 (regmove_optimize): Simplify.
18414 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
18417 * config/i386/i386.c (classify_argument): Ignore flexible array
18418 member in struct and warn ABI change.
18420 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
18422 * config/i386/i386-protos.h (ix86_agi_dependent): New.
18424 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
18425 (ix86_adjust_cost): Updated.
18427 2009-03-29 Jan Hubicka <jh@suse.cz>
18429 PR middle-end/28850
18430 * tree-pass.h (pass_cleanup_eh): New function.
18431 (remove_unreachable_regions): Break code handling RTL
18432 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
18433 that can not be reached by runtime.
18434 (can_be_reached_by_runtime): New function.
18435 (label_to_region_map): New function.
18436 (num_eh_regions): New function.
18437 (rtl_remove_unreachable_regions): New function.
18438 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
18439 (remove_eh_region): New function.
18440 * except.h: Include sbitmap and vecprim.
18441 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
18442 num_eh_regions): Declare.
18443 * passes.c (init_optimization_passes): Schedule cleanup_eh.
18444 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
18445 * tree-eh.c (tree_remove_unreachable_handlers): New function.
18446 (tree_empty_eh_handler_p): New function.
18447 (cleanup_empty_eh): New function.
18448 (cleanup_eh): New function.
18449 (pass_cleanup_eh): New function.
18451 2009-03-29 Jan Hubicka <jh@suse.cz>
18453 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
18454 for removed regions.
18456 2009-03-29 Jan Hubicka <jh@suse.cz>
18458 * except.c (dump_eh_tree): Dump all datastructures.
18460 2009-03-29 Jan Hubicka <jh@suse.cz>
18462 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
18463 (duplicate_eh_regions_1): Likewise.
18464 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
18465 vector; call EH verification.
18466 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18467 Be ready for region being removed.
18469 2009-03-29 Jan Hubicka <jh@suse.cz>
18471 * bitmap.c (bitmap_last_set_bit): New function.
18472 * bitmap.h (bitmap_last_set_bit): Declare.
18474 2009-03-29 David Ayers <ayers@fsfe.org>
18477 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
18478 by calling objc_compare_types and surpress warnings about
18479 incompatible C pointers that are compatible ObjC pointers.
18481 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
18483 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
18484 call initialize_inline_failed.
18485 (initialize_inline_failed): Move it from here ...
18486 * cgraph.c (initialize_inline_failed): ... to here.
18487 (cgraph_create_edge): Call initialize_inline_failed rather than
18488 setting inline_failed directly.
18490 2009-03-29 Ben Elliston <bje@au.ibm.com>
18493 * sysv4.opt (msdata): Improve comment.
18494 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
18495 * sysv4.h (SVR4_ASM_SPEC): Likewise.
18497 2009-03-29 Ben Elliston <bje@au.ibm.com>
18500 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
18501 load and store attributes.
18503 2009-03-29 Ben Elliston <bje@au.ibm.com>
18505 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
18506 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
18507 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
18508 * doc/extend.texi (X86 Built-in Functions): Add index entries for
18509 __builtin_infq and __builtin_huge_valq.
18511 2009-03-28 Anatoly Sokolov <aesok@post.ru>
18513 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
18515 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18516 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
18518 2009-03-28 Xinliang David Li <davidxl@google.com>
18520 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
18521 (do_dbg_cnt): New function.
18523 2009-03-28 Jan Hubicka <jh@suse.cz>
18525 Merge from pretty-ipa:
18527 2009-03-27 Jan Hubicka <jh@suse.cz>
18529 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18530 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
18531 * passes.c (function_called_by_processed_nodes_p): New.
18532 * ipa-pure-const.c (check_call): Fix handling of operands.
18533 (analyze_function): Dump debug output for skipped bodies.
18534 (local_pure_const): Use function_called_by_processed_nodes_p.
18535 * dwarf2out.c (reference_to_unused): Use output.
18536 * passes.c (do_per_function_toporder): Likewise.
18538 2008-11-12 Jan Hubicka <jh@suse.cz>
18540 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
18541 * ipa-pure-const.c (funct_state_d): Add can throw field; make
18542 state_set_in_source enum
18543 (check_decl): Ignore memory tags; do not set fake looping flags;
18545 (check_operand, check_tree, check_rhs_var, check_lhs_var,
18546 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
18547 (check_call, analyze_function): Rewrite.
18549 (add_new_function): Update call of analyze_function.
18550 (generate_summary): Add call of analyze_function.
18551 (propagate): Propagate can_throw; handle state_set_in_source correctly.
18552 (local_pure_const): New function.
18553 (pass_local_pure_const): New pass.
18554 * ipa-inline.c (inline_transform): Set after_inlining.
18555 * tree-eh.c (stmt_can_throw_external): New.
18556 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
18557 work with aliasing built.
18558 * tree-flow.h (stmt_can_throw_external): New.
18559 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
18560 and local pure/const pass in early and late optimization queue.
18562 2009-03-28 Martin Jambor <mjambor@suse.cz>
18564 * fold-const.c (get_pointer_modulus_and_residue): New parameter
18566 (fold_binary): Allow function decl aligment consideration is the
18567 second argument is integer constant one.
18568 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
18569 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
18570 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
18572 2009-03-28 Jan Hubicka <jh@suse.cz>
18574 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
18575 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
18576 * function.h (rtl_data): Add nothrow flag.
18577 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
18578 set DECL_NOTHROW for AVAILABLE functions.
18580 2009-03-28 Jakub Jelinek <jakub@redhat.com>
18582 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
18583 following vector keyword has expansion starting with pixel or bool
18584 keyword, expand vector to __vector and pixel or bool to __pixel or
18588 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
18589 warn_if_disallowed_function_p): Removed.
18590 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
18591 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
18592 warning_if_disallowed_function_p.
18593 * flags.h (warn_if_disallowed_function_p,
18594 warn_disallowed_functions): Removed.
18595 * common.opt (Wdisallowed-function-list=): Removed.
18596 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
18598 2009-03-28 Richard Guenther <rguenther@suse.de>
18600 PR tree-optimization/38723
18601 * tree-ssa-pre.c (compute_avail): Add all default definitions to
18604 2009-03-28 Jan Hubicka <jh@suse.cz>
18606 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
18607 test introduced by my previous patch.
18609 2009-03-28 Richard Guenther <rguenther@suse.de>
18611 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
18612 the PHIs value undefined.
18614 2009-03-28 Jan Hubicka <jh@suse.cz>
18616 * tree-pass.h (pass_fixup_cfg): New pass.
18617 * ipa-inline.c (inline_transform): Set
18618 always_inline_functions_inlined/after_inlining.
18619 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
18620 (pass_fixup_cfg): New pass.
18621 * passes.c (init_optimization_passes): Add fixup_cfg.
18623 2009-03-28 Richard Guenther <rguenther@suse.de>
18625 PR tree-optimization/38458
18626 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
18627 argument use the arguments copy-of value.
18629 2009-03-28 Richard Guenther <rguenther@suse.de>
18631 PR tree-optimization/38180
18632 * tree-ssa-ccp.c (get_default_value): Simplify.
18633 (likely_value): Likewise.
18634 (surely_varying_stmt_p): Properly handle VOP case.
18635 (ccp_initialize): Likewise.
18636 (ccp_fold): Handle propagating through *&.
18637 (fold_const_aggregate_ref): Also handle decls.
18639 2009-03-28 Jan Hubicka <jh@suse.cz>
18641 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18642 * cgraph.h (cgraph_node): Likewise.
18643 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
18644 (cgraph_reset_node): Use process flag.
18645 (cgraph_mark_functions_to_output): Likewise.
18646 (cgraph_expand_function): Likewise.
18647 (cgraph_expand_all_functions): Likewise.
18648 (cgraph_output_in_order): Likewise.
18649 * dwarf2out.c (reference_to_unused): Likewise.
18650 * passes.c do_per_function_toporder): Likewise.
18652 2009-03-28 Jan Hubicka <jh@suse.cz>
18654 Bring from lto-branch:
18656 2008-09-03 Doug Kwan <dougkwan@google.com>
18658 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
18659 enums instead of reason strings.
18660 * cgraph.c (cgraph_create_edge): Same.
18661 (cgraph_inline_failed_string): New function.
18662 * cgraph.h (cgraph_inline_failed_t): New enum type.
18663 (cgraph_inline_failed_string): New prototype.
18664 (struct cgraph_edge): Change type of INLINED_FAILED from constant
18665 char pointer to cgraph_inline_failed_t.
18666 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
18667 (cgraph_default_inline_p): Ditto.
18668 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
18669 to cgraph_inline_failed_t pointer.
18670 * cif-code.def: New file.
18671 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
18673 (cgraph_check_inline_limits): Change type of REASON to pointer to
18674 cgraph_inline_failed_t. Replace reason strings with enums.
18675 (cgraph_default_inline_p): Ditto.
18676 (cgraph_recursive_inlining_p): Ditto.
18677 (update_caller_keys): Change type of FAILED_REASON to
18678 cgraph_inline_failed_t.
18679 (cgraph_set_inline_failed): Change type of REASON to pointer to
18680 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
18681 convert enums to strings for text output.
18682 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
18683 to be of type cgraph_inline_failed_t. Replace reason strings with
18684 enums. Call cgraph_inline_failed_string to covert enums
18685 to strings for text output.
18686 (cgraph_decide_inlining): Replace reason strings with enums.
18687 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
18688 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
18690 * tree-inline.c (expand_call_inline): Change type of REASON
18691 to cgraph_inline_failed_t. Replace reason strings with enums.
18692 Call cgraph_inline_failed_string for text output.
18693 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
18696 2009-03-28 Jan Hubicka <jh@suse.cz>
18698 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
18699 cgraph_clone_node): Remove master clone handling.
18700 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18701 * cgraph.h (master_clone): Remove.
18702 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18703 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
18704 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18706 2009-03-28 Jan Hubicka <jh@suse.cz>
18708 * cgraph.c (cgraph_function_body_availability): Functions declared
18709 inline are always safe to assume that it is not going to be replaced.
18711 2009-03-28 Richard Guenther <rguenther@suse.de>
18713 PR tree-optimization/38513
18714 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18715 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18716 EXC_PTR_EXPR and FILTER_EXPR.
18717 (get_ref_from_reference_ops): Likewise.
18719 2009-03-28 Richard Guenther <rguenther@suse.de>
18721 PR tree-optimization/38968
18722 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18723 Use FLOOR_MOD_EXPR to compute misalignment.
18725 2009-03-28 Richard Guenther <rguenther@suse.de>
18727 PR tree-optimization/37795
18728 * tree.h (combine_comparisons): Declare.
18729 * fold-const.c (combine_comparisons): Export.
18730 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18732 (ifcombine_iforif): Use combine_comparisons.
18734 2009-03-28 Jan Hubicka <jh@suse.cz>
18736 * tree-eh.c (inlinable_call_p): New function.
18737 (make_eh_edges): Use it.
18738 (verify_eh_edges): Use it.
18739 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18740 * except.c (reachable_next_level): Add inlinable_function argument
18741 (sjlj_find_directly_reachable_regions): Update.
18742 (add_reachable_handler): Do not set saw_any_handlers.
18743 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18744 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18745 Add new inlinable call parameter.
18746 (can_throw_internal, can_throw_external): Update.
18747 * except.h (can_throw_internal_1, can_throw_external_1,
18748 foreach_reachable_handler): Update declaration.
18750 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18752 * config/arm/t-arm-coff, config/h8300/coff.h,
18753 config/i386/i386-aout.h, config/i386/i386-coff.h,
18754 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18755 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18756 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18757 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18758 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18759 sys-types.h: Remove.
18760 * Makefile.in: Remove protoize and fixproto support and references
18762 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18763 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18765 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18766 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18767 unprotoize$(exeext).
18768 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18769 (.PHONY): Don't depend on proto.
18770 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18771 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18772 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18773 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18774 build/gen-protos.o, build/scan.o, xsys-protos.h,
18775 build/fix-header$(build_exeext), build/fix-header.o,
18776 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18777 stmp-install-fixproto): Remove.
18778 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18779 SYSCALLS.c or fixproto files.
18780 (install-common): Don't install protoize.
18781 (install-headers-tar, install-headers-cpio, install-headers-cp):
18782 Don't depend on $(STMP_FIXPROTO).
18783 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18784 install fixproto files or write out fixproto settings.
18785 (uninstall): Don't uninstall protoize.
18786 * config.gcc (use_fixproto): Remove.
18787 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18788 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18789 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18790 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18791 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18792 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18793 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18794 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18795 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18796 * config/t-vxworks (STMP_FIXPROTO): Remove.
18797 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18798 STMP_FIXPROTO): Remove.
18799 * config.in, configure: Regenerate.
18800 * crtstuff.c (gid_t, uid_t): Don't undefine.
18801 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18802 (arm-*-coff, arm-*-aout: Remove target entries.
18803 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18804 Remove mention of AIX 4.1.
18805 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18806 * doc/invoke.texi (Running Protoize): Remove.
18807 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18808 (Protoize Caveats): Remove.
18809 * tsystem.h: Update comments on headers assumed to exist.
18811 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18813 * genautomata.c: Add a new year to the copyright. Add a new
18815 (struct insn_reserv_decl): Add comments for member bypass_list.
18816 (find_bypass): Remove.
18817 (insert_bypass): New.
18818 (process_decls): Use insert_bypass.
18819 (output_internal_insn_latency_func): Output all bypasses with the
18820 same input insn in one switch case.
18822 * rtl.def (define_bypass): Describe bypass choice.
18823 * doc/md.texi (define_bypass): Ditto.
18825 2009-03-27 Richard Guenther <rguenther@suse.de>
18827 * gimplify.c (mark_addressable): Export.
18828 * tree-flow.h (mark_addressable): Declare.
18829 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18830 * tree-ssa.c (verify_phi_args): Verify that address taken
18831 variables have TREE_ADDRESSABLE set.
18833 2009-03-27 Richard Guenther <rguenther@suse.de>
18835 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18836 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18837 Do not mark decls TREE_ADDRESSABLE.
18838 (build_fold_addr_expr): Adjust.
18839 (fold_addr_expr): Remove.
18840 (fold_unary): Use build_fold_addr_expr.
18841 (fold_comparison): Likewise.
18842 (split_address_to_core_and_offset): Likewise.
18843 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18845 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18846 (gimplify_modify_expr_to_memcpy): Mark source and destination
18848 * omp-low.c (create_omp_child_function): Mark the object decl
18850 (lower_rec_input_clauses): Mark the var we take the address of
18852 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18854 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18856 PR middle-end/39315
18857 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18858 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18860 2009-03-27 Richard Guenther <rguenther@suse.de>
18862 PR tree-optimization/39120
18863 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18865 (handle_lhs_call): Process return constraints. Add escape
18866 constraints if necessary.
18867 (handle_const_call): Fill out return constraints. Make nested
18868 case more precise. Avoid consttmp if possible.
18869 (handle_pure_call): Fill out return constraints. Avoid
18870 callused if possible.
18871 (find_func_aliases): Simplify call handling.
18873 2009-03-27 Richard Guenther <rguenther@suse.de>
18875 PR tree-optimization/39120
18876 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18877 as a representative.
18878 (solve_graph): Do propagate CALLUSED.
18879 (handle_pure_call): Use a scalar constraint from CALLUSED for
18881 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18884 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18887 * c-common.c (handle_aligned_attribute): Properly check alignment
18888 overflow. Use (1U << i) instead of (1 << i).
18890 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18892 * expr.h (get_mem_align_offset): Updated.
18894 * tree.h (tree_decl_common): Change align to "unsigned int" and
18895 move it before pointer_alias_set.
18897 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18898 Jakub Jelinek <jakub@redhat.com>
18901 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18902 gr_register_operand with gr_reg_or_0_operand.
18903 (cmpxchg_rel_di): Likewise.
18904 (sync_lock_test_and_set<mode>): Likewise.
18906 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18908 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18909 (true_regnum): Likewise.
18911 * rtlanal.c (subreg_info): Moved to ...
18912 * rtl.h (subreg_info): Here. New.
18913 (subreg_get_info): New.
18915 * rtlanal.c (subreg_get_info): Make it extern.
18917 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18920 * config/i386/i386.c (ix86_abi): New.
18921 (override_options): Handle -mabi=.
18922 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18923 (ix86_call_abi_override): Likewise.
18924 (init_cumulative_args): Likewise.
18925 (function_arg_advance): Likewise.
18926 (function_arg_64): Likewise.
18927 (function_arg): Likewise.
18928 (ix86_pass_by_reference): Likewise.
18929 (ix86_function_value_regno_p): Likewise.
18930 (ix86_build_builtin_va_list_abi): Likewise.
18931 (setup_incoming_varargs_64): Likewise.
18932 (is_va_list_char_pointer): Likewise.
18933 (ix86_init_machine_status): Likewise.
18934 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18935 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18936 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18937 (ix86_function_abi): Make it static and return enum calling_abi.
18938 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18940 (ix86_fn_abi_va_list): Updated.
18942 * config/i386/i386.h (ix86_abi): New.
18943 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18944 (CONDITIONAL_REGISTER_USAGE): Likewise.
18945 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18946 (machine_function): Likewise.
18948 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18950 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18951 (STACK_BOUNDARY): Likewise.
18952 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18954 * config/i386/i386.opt (mabi=): New.
18956 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18957 return enum calling_abi.
18958 (ix86_function_type_abi): Likewise.
18959 (ix86_function_abi): Removed.
18961 * doc/invoke.texi: Document -mabi= option for x86.
18963 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18965 * builtins.c (real_dconstp): Delete.
18966 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18968 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18969 Jakub Jelinek <jakub@redhat.com>
18972 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18973 (gen_subprogram_die): When a function is explicit, generate the
18974 DW_AT_explicit attribute.
18975 * langhooks.h (struct lang_hooks_for_decls): Add
18976 function_decl_explicit_p langhook.
18977 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18978 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18980 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18982 * builtins.c (fold_builtin_memory_op): Optimize memmove
18983 into memcpy if we can prove source and destination don't overlap.
18985 * tree-inline.c: Include gt-tree-inline.h.
18986 (clone_fn_id_num): New variable.
18987 (clone_function_name): New function.
18988 (tree_function_versioning): Use it.
18989 * Makefile.in (GTFILES): Add tree-inline.c.
18991 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18993 * BASE-VER: Change to 4.5.0.
18995 2009-03-27 Xinliang David Li <davidxl@google.com>
18997 PR tree-optimization/39557
18998 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
19000 2009-03-27 Xinliang David Li <davidxl@google.com>
19002 PR tree-optimization/39548
19003 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
19006 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19008 * c-common.c (pointer_int_sum): Use %wd on return from
19011 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19013 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
19014 on return from tree_low_cst.
19016 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
19019 * ginclude/stdarg.h (va_copy): Define also for
19020 __GXX_EXPERIMENTAL_CXX0X__.
19022 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19025 * builtins.h (c_strlen): Do not warn here.
19026 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19027 * c-common.c (pointer_int_sum): Take an explicit location.
19028 Warn about offsets out of bounds.
19029 * c-common.h (pointer_int_sum): Adjust declaration.
19031 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19033 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
19036 2009-03-26 Jakub Jelinek <jakub@redhat.com>
19039 * opts.c (warn_if_disallowed_function_p): Don't assume
19040 get_callee_fndecl must return non-NULL.
19042 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
19044 PR rtl-optimization/39522
19045 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
19046 when reg_reloaded_valid is set.
19048 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19050 * config/spu/divv2df3.c: New file.
19051 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
19052 (DPBIT_FUNCS): Filter out _div_df.
19054 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
19056 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
19057 a jump insn, count that jump in the distance to the loop start.
19059 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
19062 * config/sh/sh.c (calc_live_regs): Fix condition for global
19063 registers except PIC_OFFSET_TABLE_REGNUM.
19065 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
19068 * doc/invoke.texi (-mconsole): New.
19070 (-mno-cygwin): New.
19072 (-mnop-fun-dllimport): New.
19076 (sub section "i386 and x86-64 Windows Options"): New.
19078 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
19080 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
19081 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
19083 2009-03-25 Richard Guenther <rguenther@suse.de>
19085 PR middle-end/39497
19086 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
19089 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
19091 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
19092 neither of haifa/selective schedulers are working.
19094 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19096 * doc/invoke.texi (Debugging Options): Fix description of
19097 -fno-merge-debug-strings.
19099 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
19101 * config/cris/libgcc.ver: New version-script.
19102 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
19104 * configure.ac <GAS features, nop mnemonic>: Add pattern
19105 crisv32-*-* for "nop".
19106 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
19107 * configure: Regenerate.
19109 2009-03-24 Ira Rosen <irar@il.ibm.com>
19111 PR tree-optimization/39529
19112 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
19113 mark_sym_for_renaming for the tag copied to the new vector
19116 2009-03-24 Arthur Loiret <aloiret@debian.org>
19118 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
19119 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
19120 EXTRA_SPEC_FUNCTIONS.
19121 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
19122 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
19123 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
19124 -march and -mtune options.
19126 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
19128 * config/m68k/t-rtems: Add m5329 multilib.
19130 2009-03-24 Dodji Seketeli <dodji@redhat.com>
19131 Jakub Jelinek <jakub@redhat.com>
19134 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
19137 2009-03-23 Jakub Jelinek <jakub@redhat.com>
19140 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
19141 instead of c_parser_expression_conv, if original_code isn't one of the
19142 4 allowed comparison codes, fail.
19144 2009-03-23 Richard Guenther <rguenther@suse.de>
19146 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
19147 * tree.h (struct tree_type): Likewise.
19148 * reload.h (struct insn_chain): Likewise.
19149 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
19150 * function.h (struct function): Likewise.
19151 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
19153 2009-03-23 Jakub Jelinek <jakub@redhat.com>
19155 PR tree-optimization/39516
19156 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
19158 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
19160 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
19161 should be set true if BITS_PER_WORD of target is bigger than 32
19163 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
19165 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
19166 Translate -B-options to -rpath-link. Correct existing
19167 rpath-link and conditionalize on !nostdlib.
19169 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19171 * doc/extend.texi (Function Attributes, Variable Attributes):
19173 * doc/invoke.texi (Debugging Options, Optimize Options)
19174 (i386 and x86-64 Options, MCore Options): Likewise.
19176 2009-03-20 Jakub Jelinek <jakub@redhat.com>
19179 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
19180 it for block local namespace aliases.
19181 (gen_decl_die): Pass context_die to gen_namespace_die.
19183 2009-03-19 Jakub Jelinek <jakub@redhat.com>
19186 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
19187 minimum or maximum value.
19189 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
19191 * reginfo.c (globalize_reg): Recompute derived reg sets.
19193 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
19196 * libgcc2.c (mprotect): Do not use signed arguments for
19197 VirtualProtect, use DWORD arguments. Also fix the 'may
19198 be used uninitialized' warning for the np variable.
19200 2009-03-19 Jakub Jelinek <jakub@redhat.com>
19203 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
19204 functions using regparm calling conventions when not optimizing.
19205 (ix86_function_sseregparm): Similarly for sseregparm calling
19208 2009-03-19 Li Feng <nemokingdom@gmail.com>
19210 PR middle-end/39500
19211 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
19212 dependence if the first conflict is after niter iterations.
19214 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
19216 PR middle-end/38609
19217 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
19218 functions with dynamic stack-pointer adjustments.
19220 2009-03-19 Ben Elliston <bje@au.ibm.com>
19222 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
19223 option; change to -msdata=data.
19225 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19227 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
19230 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
19233 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
19235 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
19237 * doc/invoke.texi (Code Gen Options): Expand discussion of
19240 2009-03-18 Jakub Jelinek <jakub@redhat.com>
19242 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
19243 * matrix-reorg.c (struct matrix_info): Likewise.
19244 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
19245 * rtl.h (struct mem_attrs): Likewise.
19246 * df.h (struct df): Likewise.
19247 * tree-data-ref.h (struct data_dependence_relation): Likewise.
19248 * ira-int.h (struct ira_allocno): Likewise.
19249 * df-scan.c (struct df_collection_rec): Likewise.
19250 * ira.c (struct equivalence): Likewise.
19251 * function.c (struct temp_slot): Likewise.
19252 * cfgloop.h (struct loop): Likewise.
19255 * function.c (use_register_for_decl): When not optimizing, disregard
19256 register keyword for variables with types containing methods.
19258 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
19260 PR middle-end/39447
19261 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
19262 (is_simple_operand): Call contains_component_ref_p before calling data
19263 reference analysis that would fail on COMPONENT_REFs.
19265 * tree-vrp.c (search_for_addr_array): Fix formatting.
19267 2009-03-18 Richard Guenther <rguenther@suse.de>
19269 * tree-vect-transform.c (vect_loop_versioning): Fold the
19270 generated comparisons.
19271 * tree-vectorizer.c (set_prologue_iterations): Likewise.
19272 (slpeel_tree_peel_loop_to_edge): Likewise.
19274 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19276 PR middle-end/37805
19277 * opts.c (print_specific_help): In addition to `undocumented',
19278 accept `separate' and `joined' flags if passed alone. Describe
19279 output by the first matched one of those.
19280 (common_handle_option): Skip over empty strings.
19281 * gcc.c (display_help): Fix help string for `--help='.
19282 * doc/invoke.texi (Option Summary, Overall Options): With
19283 `--help=', classes and qualifiers can both be repeated, but
19284 only the latter can be negated. One should not pass only
19285 negated qualifiers. Fix markup and examples.
19288 2008-10-14 Jakub Jelinek <jakub@redhat.com>
19289 PR middle-end/37805
19290 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
19291 and -fhelp=separate.
19293 2009-03-17 Jing Yu <jingyu@google.com>
19295 PR middle-end/39378
19296 * function.h (struct rtl_data): Move is_thunk from here...
19297 (struct function): ...to here.
19298 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
19299 * varasm.c (assemble_start_function): Change is_thunk from crtl to
19301 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
19303 (alpha_does_function_need_gp, alpha_start_function): Likewise.
19304 (alpha_output_function_end_prologue): Likewise.
19305 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
19306 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
19307 (rs6000_output_function_epilogue): Likewise.
19308 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
19310 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
19313 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
19314 from different units in a single alternative.
19315 (*truncdfsf_i387): Ditto.
19316 (*truncxfsf2_mixed): Ditto.
19317 (*truncxfdf2_mixed): Ditto.
19319 2009-03-17 Jakub Jelinek <jakub@redhat.com>
19321 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
19322 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
19325 * tree-ssa-live.c (remove_unused_locals): Don't remove local
19326 unused non-artificial variables when not optimizing.
19329 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
19330 DW_TAG_imported_module even if decl is IMPORTED_DECL with
19331 NAMESPACE_DECL in its DECL_INITIAL.
19333 PR middle-end/39443
19334 * optabs.c (set_user_assembler_libfunc): New function.
19335 * expr.h (set_user_assembler_libfunc): New prototype.
19336 * c-common.c: Include libfuncs.h.
19337 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
19338 for memcmp, memset, memcpy, memmove and abort.
19339 * Makefile.in (c-common.o): Depend on libfuncs.h.
19342 * dwarf2out.c (gen_inlined_enumeration_type_die,
19343 gen_inlined_structure_type_die, gen_inlined_union_type_die,
19344 gen_tagged_type_instantiation_die): Removed.
19345 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
19348 2009-03-17 Janis Johnson <janis187@us.ibm.com>
19351 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
19353 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
19354 (check-parallel-%): Ditto.
19355 (check-consistency): Ditto.
19357 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
19359 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
19360 local variable rhs by NULL_TREE.
19362 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19365 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
19367 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19370 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
19372 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19375 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
19376 for ms->sysv ABI calls only in 64bit mode.
19378 * config/i386/i386.md (untyped_call): Support 32bit.
19380 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
19382 * doc/extend.texi: Replace x86_65 with x86_64.
19384 2009-03-16 Jakub Jelinek <jakub@redhat.com>
19386 PR tree-optimization/39455
19387 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
19388 mismatches for POINTER_TYPE_P (type).
19389 (number_of_iterations_le): Likewise.
19391 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19393 * config/picochip/picochip.c: Removed profiling support.
19394 * config/picochip/picochip.md: Removed profiling instruction.
19395 * config/picochip/picochip.h: Removed profiling builtin.
19397 2009-03-16 Joseph Myers <joseph@codesourcery.com>
19399 * doc/install.texi (--with-host-libstdcxx): Document.
19401 2009-03-14 Anatoly Sokolov <aesok@post.ru>
19404 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
19405 generate a warning if the function name does not begin with
19406 "__vector" and the function has either the 'signal' or 'interrupt'
19407 attribute, from here to ...
19408 (avr_declare_function_name): ...here. New function.
19409 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
19410 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
19412 2009-03-14 Jakub Jelinek <jakub@redhat.com>
19415 * cse.c (fold_rtx): Don't modify original const_arg1 when
19416 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
19417 separate variable instead.
19418 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
19419 from out of range shift counts.
19420 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
19422 2009-03-13 Catherine Moore <clm@codesourcery.com>
19424 * config/i386/x-mingw32 (host-mingw32.o): Replace
19425 diagnostic.h with $(DIAGNOSTIC_H).
19427 2009-03-12 Jakub Jelinek <jakub@redhat.com>
19430 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
19432 * config/i386/sync.md (sync_compare_and_swap<mode>,
19433 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
19434 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
19436 (sync_double_compare_and_swapdi_pic,
19437 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
19438 cmpxchg8b_pic_memory_operand instead of just memory_operand.
19440 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19443 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
19445 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19448 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19449 (avx_addsubv4df3): Likewise.
19450 (*avx_addsubv4sf3): Likewise.
19451 (sse3_addsubv4sf3): Likewise.
19453 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19456 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
19458 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
19461 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
19462 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19463 registers for allocnos created from user-defined variables.
19465 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19468 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
19469 of non-integer mode as well.
19471 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
19473 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
19474 for functions for which the parameter types are unknown.
19476 2009-03-11 Jakub Jelinek <jakub@redhat.com>
19479 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
19480 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
19481 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
19482 * config/i386/i386.c (ix86_local_alignment): For
19483 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
19484 long long variables on the stack to avoid dynamic realignment.
19485 Allow the first argument to be a decl rather than type.
19486 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
19488 2009-03-11 Nick Clifton <nickc@redhat.com>
19491 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
19493 Add description to mno-lsim option.
19494 * config/mcore/mcore.h: Remove comment about deprecated m4align
19496 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
19497 * doc/invoke.texi: Add description of mno-lsim and
19498 mstack-increment options.
19500 * config/fr30/fr30.opt: Document the -mno-lsim option.
19501 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
19502 and -mno-lsim options.
19504 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19506 * fold-const.c (fold_comparison): Only call fold_inf_compare
19507 if the mode supports infinities.
19509 2009-03-11 Jason Merrill <jason@redhat.com>
19512 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
19513 end already did. Notice GIMPLE_CALL modifications of the result.
19514 Don't copy debug information from an ignored decl or a decl from
19517 2009-03-10 Richard Guenther <rguenther@suse.de>
19518 Nathan Froyd <froydnj@codesourcery.com>
19520 PR middle-end/37850
19521 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
19522 (__divMODE3): Likewise.
19524 2009-03-09 Jakub Jelinek <jakub@redhat.com>
19526 PR tree-optimization/39394
19527 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
19528 DECL_SIZE_UNIT of variable length FIELD_DECLs.
19530 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19532 * recog.c (verfiy_changes): Disallow renaming of hard regs in
19533 inline asms for register asm ("") declarations.
19535 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
19537 * fold-const.c (fold_unary): Fix comment.
19539 2009-03-07 Jan Hubicka <jh@suse.cz>
19542 * tree-inline.c (setup_one_parameter): Do replacement of const
19543 argument by constant in SSA form.
19545 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19547 PR middle-end/38028
19548 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
19549 determine alignment passed to assign_stack_local.
19550 (assign_parms_unsplit_complex): Likewise.
19551 * except.c (sjlj_build_landing_pads): Likewise.
19553 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19555 PR middle-end/39360
19556 * tree-flow.h (add_referenced_var): Return bool instead of void.
19557 * tree-dfa.c (add_referenced_var): Return result of
19558 referenced_var_check_and_insert call.
19559 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
19560 of referenced_var_check_and_insert.
19563 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
19564 (gen_variable_die): Emit DW_AT_location on abstract static variable's
19565 DIE, don't emit it if abstract origin already has it.
19566 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
19567 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
19569 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19571 * genpreds.c (needs_variable): Fix parentheses at variable name
19573 (write_tm_constrs_h): Indent generated code.
19575 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19577 * doc/extend.texi (Function Attributes): Add documentation
19578 for isr attributes.
19580 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19583 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
19584 take locus from its DECL_SOURCE_LOCATION instead of input_location.
19586 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19588 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
19591 2009-03-05 Jakub Jelinek <jakub@redhat.com>
19594 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
19595 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
19597 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
19599 * config/i386/i386.md (R8_REG, R9_REG): New constants.
19600 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
19601 constants instead of magic numbers.
19602 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
19604 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
19605 (x86_64_ms_abi_int_parameter_registers): Ditto.
19606 (x86_64_int_return_registers): Ditto.
19607 (ix86_maybe_switch_abi): Ditto.
19608 (ix86_expand_call): Ditto for clobbered_registers array.
19609 (ix86_hard_regno_mode_ok): Ditto.
19610 (x86_extended_QIreg_mentioned_p): Ditto.
19612 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
19614 PR tree-optimization/39349
19615 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
19617 * combine.c (gen_lowpart_for_combine): Use omode when generating
19620 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
19622 PR rtl-optimization/39235
19623 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
19625 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19627 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
19629 2009-03-04 Richard Guenther <rguenther@suse.de>
19631 PR tree-optimization/39362
19632 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
19633 that occur in abnormal PHIs should be varying.
19635 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19637 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
19639 (simple_iv): Take loop as an argument instead of statement.
19640 * tree-scalar-evolution.h (simple_iv): Declaration changed.
19641 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
19643 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
19645 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
19646 * matrix-reorg.c (analyze_transpose): Ditto.
19647 * tree-data-ref.c (dr_analyze_innermost): Ditto.
19648 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
19649 * tree-predcom.c (ref_at_iteration): Ditto.
19650 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
19652 2009-03-04 Richard Guenther <rguenther@suse.de>
19654 PR tree-optimization/39358
19655 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
19656 escaped_id and callused_id.
19657 (solve_graph): Likewise.
19659 2009-03-04 Richard Guenther <rguenther@suse.de>
19661 PR tree-optimization/39339
19662 * tree-sra.c (try_instantiate_multiple_fields): Make it
19663 no longer ICE on the above.
19665 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19667 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19668 that fits within Pmode.
19670 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19672 PR middle-end/10109
19673 * tm.texi (LIBCALL_VALUE): Update description.
19675 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19677 PR middle-end/34443
19678 * doc/extend.texi (section): Update description.
19680 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19682 PR middle-end/39345
19683 * tree-inline.c (remapped_type): New.
19684 (can_be_nonlocal): Call remapped_type instead of remap_type.
19686 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19689 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19690 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19692 2009-03-03 Richard Guenther <rguenther@suse.de>
19694 PR middle-end/39272
19695 * tree.c (tree_nonartificial_location): New function.
19696 * tree.h (tree_nonartificial_location): Declare.
19697 * builtins.c (expand_builtin_memory_chk): Provide location
19698 of the call location for artificial function pieces.
19699 (maybe_emit_chk_warning): Likewise.
19700 (maybe_emit_sprintf_chk_warning): Likewise.
19701 (maybe_emit_free_warning): Likewise.
19702 * expr.c (expand_expr_real_1): Likewise.
19704 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19706 PR tree-optimization/39343
19707 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19708 COMPONENT_REF t has ARRAY_TYPE.
19710 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19712 PR middle-end/39335
19713 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19714 when the type precision of the induction variable should be
19715 larger than the type precision of nit.
19716 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19717 * graphite.c (graphite_loop_normal_form): Same.
19718 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19720 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19722 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19723 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19724 numbers to describe clobbered registers.
19725 (*call_value_0_rex64_ms_sysv): Ditto.
19726 * config/i386/mmx.md (mmx_emms): Ditto.
19727 (mmx_femms): Ditto.
19729 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19731 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19734 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19736 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19737 (spu_section_type_flags): New function.
19739 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19741 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19742 reg_class_contents of FLOAT_REGS into a temporary.
19744 2009-03-02 Richard Guenther <rguenther@suse.de>
19745 Ira Rosen <irar@il.ibm.com>
19747 PR tree-optimization/39318
19748 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19749 information to the vectorized statement.
19751 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19753 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19754 variable. Use defined names instead of magic constants for REX SSE
19757 2009-03-01 Richard Guenther <rguenther@suse.de>
19759 PR tree-optimization/39331
19760 * omp-low.c (lower_send_shared_vars): Do not receive new
19761 values for the reference of DECL_BY_REFERENCE parms or results.
19763 2009-03-01 Jan Hubicka <jh@suse.cz>
19766 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19767 BLOCK_NONLOCALIZED_VAR): New macros.
19768 (tree_block): Add nonlocalized_vars.
19769 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19770 gen_decl_die): Add origin argument. Allow generation of die with
19771 origin at hand only.
19772 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19773 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19775 (gen_block_die): Fix checking for unused blocks.
19776 (process_scope_var): Break out from .... ; work with origins only.
19777 (decls_for_scope) ... here; process nonlocalized list.
19778 (dwarf2out_ignore_block): Look for nonlocalized vars.
19779 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19781 (dump_scope_block): Dump them.
19782 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19783 (remap_block): Likewise.
19784 (can_be_nonlocal): New predicate.
19785 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19787 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19789 * configure: Regenerate.
19791 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19793 * optc-gen.awk: No need to duplicate option flags twice.
19794 Reuse help texts for duplicate options which do not have any.
19796 * gcc.c (display_help): Document --version.
19798 * gcc.c (main): If print_help_list and verbose_flag, ensure
19799 driver output comes before subprocess output.
19801 * optc-gen.awk: Assign all remaining fields to help string,
19802 space-separated, for multi-line help in *.opt.
19804 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19805 -Wno-pedantic-ms-format is for MinGW targets only.
19807 * doc/options.texi (Option file format): Fix bad indentation,
19808 restoring dropped sentence.
19810 2009-02-28 Jan Hubicka <jh@suse.cz>
19812 * tree-inline.c (tree_function_versioning): Output debug info.
19814 2009-02-28 Jan Hubicka <jh@suse.cz>
19817 * tree-inline.c (setup_one_parameter): Do not copy propagate
19818 arguments when not optimizing.
19820 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19823 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19824 (avx_addsubv4df3): Likewise.
19825 (*avx_addsubv4sf3): Likewise.
19826 (sse3_addsubv4sf3): Likewise.
19827 (*avx_addsubv2df3): Likewise.
19828 (sse3_addsubv2df3): Likewise.
19829 (avx_unpckhps256): Correct item selectors.
19830 (avx_unpcklps256): Likewise.
19831 (avx_unpckhpd256): Likewise.
19832 (avx_unpcklpd256): Likewise.
19834 2009-02-28 Jan Hubicka <jh@suse.cz>
19836 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19838 (copy_arguments_for_versioning): If var is declared don't declare it.
19839 (tree_function_versioning): First setup substitutions and then copy
19842 2009-02-27 Jan Hubicka <jh@suse.cz>
19845 * cgraph.h (varpool_output_debug_info): Remove.
19846 * cgraphunit.c (varpool_output_debug_info): Remove.
19847 * dwarf2out.c (deferred_locations_struct): New struct
19848 (deferred_locations): New type.
19849 (deferred_locations_list): New static var.
19850 (deffer_location): New function.
19851 (gen_variable_die): Use it.
19852 (decls_for_scope): Output info on local static vars.
19853 (dwarf2out_finish): Process deferred locations.
19854 * varpool.c (varpool_output_debug_info): Remove.
19856 2009-02-27 Jan Hubicka <jh@suse.cz>
19859 * tree.h (TREE_PROTECTED): Fix comment.
19860 (BLOCK_HANDLER_BLOCK): Remove.
19861 (struct tree_block): Remove handler_block add body_block.
19862 (inlined_function_outer_scope_p): New.
19863 (is_body_block): Remove.
19864 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19865 * dwarf2out.c (is_inlined_entry_point): Remove.
19866 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19867 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19869 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19870 * gimplify.c (gimplify_expr): Gimplify body blocks.
19871 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19872 block with multiple subblocks.
19873 (dump_scope_block): Prettier output; dump more flags and info.
19874 (dump_scope_blocks): New.
19875 (remove_unused_locals): Use dump_scope_blocks.
19876 * tree-flow.h (dump_scope_blocks): Declare.
19877 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19878 * stmt.c (is_body_block): Remove.
19879 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19880 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19882 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19884 PR middle-end/39308
19885 * graphite.c (graphite_loop_normal_form): Do not call
19886 number_of_iterations_exit from a gcc_assert.
19888 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19890 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19891 jumps if COND is NULL.
19892 (find_cond_jump): New function.
19893 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19894 * config/s390/s390.md: Remove z10_cobra attribute value.
19896 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19898 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19899 force_const_mem returns NULL_RTX.
19901 2009-02-26 Jan Hubicka <jh@suse.cz>
19904 * cgraph.h (varpool_output_debug_info): Remove.
19905 * cgraphunit.c (varpool_output_debug_info): Remove.
19906 * dwarf2out.c (deferred_locations_struct): New struct
19907 (deferred_locations): New type.
19908 (deferred_locations_list): New static var.
19909 (deffer_location): New function.
19910 (gen_variable_die): Use it.
19911 (decls_for_scope): Output info on local static vars.
19912 (dwarf2out_finish): Process deferred locations.
19913 * varpool.c (varpool_output_debug_info): Remove.
19915 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19917 PR rtl-optimization/39241
19918 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19919 to subreg_offset_representable_p.
19921 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19923 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19924 execute function prototype. Get f and nregs from max_reg_num
19925 and get_insns. Remove the first backward pass as it's dead,
19926 guard the forward pass by flag_expensive_optimizations.
19927 (rest_of_handle_regmove): Delete.
19928 (pass_regmove): Replace it with regmove_optimize.
19930 2009-02-25 Martin Jambor <mjambor@suse.cz>
19932 PR tree-optimization/39259
19933 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19934 calls_alloca function flags.
19935 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19936 calls are detected.
19938 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19940 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19941 flags_set_1_rtx, flags_set_1_set): Delete.
19942 (regmove_optimize): Do not call mark_flags_life_zones.
19944 2009-02-24 Julian Brown <julian@codesourcery.com>
19947 * config/arm/arm.c (require_pic_register): Only set
19948 cfun->machine->pic_reg once per function.
19950 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19952 * doc/invoke.texi (Link Options): Document an easier way to pass
19953 options that take arguments to the GNU linker using -Xlinker and -Wl.
19955 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19958 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19960 2009-02-24 Richard Guenther <rguenther@suse.de>
19963 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19965 2009-02-24 Richard Guenther <rguenther@suse.de>
19966 Zdenek Dvorak <ook@ucw.cz>
19968 PR tree-optimization/39233
19969 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19970 from converting them to a generic type.
19972 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19974 PR tree-optimization/39260
19975 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19976 contains a condition with a real type.
19977 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19979 2009-02-23 Jason Merrill <jason@redhat.com>
19982 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19983 narrowing_initializer_constant_valid_p.
19984 (narrowing_initializer_constant_valid_p): Don't return
19985 null_pointer_node for adding a pointer to itself.
19987 2009-02-23 Jan Hubicka <jh@suse.cz>
19990 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19993 2009-02-23 Jan Hubicka <jh@suse.cz>
19995 PR tree-optimization/37709
19996 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19997 * tree.h (block_ultimate_origin): Declare.
19998 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19999 * tree-ssa-live.c (remove_unused_scope_block_p):
20000 Eliminate blocks containig no instructions nor live variables nor
20002 (dump_scope_block): New function.
20003 (remove_unused_locals): Enable removal of dead blocks by default;
20004 enable dumping at TDF_DETAILS.
20006 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20008 * config/i386/i386.c (classify_argument): Don't allow COImode
20010 (function_arg_advance_32): Don't allow OImode.
20011 (function_arg_32): Likewise.
20012 (function_value_32): Likewise.
20013 (return_in_memory_32): Likewise.
20014 (function_arg_64): Remove OImode comment.
20016 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20019 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
20020 ix86_expand_vector_set for V4DImode in 64bit mode only.
20021 (ix86_expand_vector_init_one_var): Likewise.
20023 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
20025 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
20027 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
20030 * loop-iv.c: Revert last change.
20031 * emit-rtl.c: Likewise.
20033 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20036 * config/i386/i386.c (type_natural_mode): Remove an extra
20037 space in the warning message.
20038 (function_value_32): Handle 32-byte vector modes.
20039 (return_in_memory_32): Likewise.
20041 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
20043 * loop-iv.c (truncate_value): New function.
20044 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
20046 (lowpart_subreg): Move to...
20047 * emit-rtl.c: ...here.
20049 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
20051 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
20052 accidental and undocumented change at revision 140860.
20054 2009-02-21 Joseph Myers <joseph@codesourcery.com>
20056 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
20057 take gimple_seq * arguments.
20058 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
20059 types_compatible_p langhook.
20061 2009-02-20 Mark Mitchell <mark@codesourcery.com>
20062 Joseph Myers <joseph@codesourcery.com>
20064 * config/arm/arm.c (arm_builtin_va_list): New function.
20065 (arm_expand_builtin_va_start): Likewise.
20066 (arm_gimplify_va_arg_expr): Likewise.
20067 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
20068 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
20069 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
20070 (va_list_type): New variable.
20071 (arm_mangle_type): Mangle va_list_type appropriately.
20073 2009-02-20 Jakub Jelinek <jakub@redhat.com>
20075 PR middle-end/39157
20076 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
20077 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
20078 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
20079 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
20080 parameter to 1000 for -O1 by default.
20081 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
20083 * loop-invariant.c: Include params.h.
20084 (move_loop_invariants): Don't call move_single_loop_invariants on
20087 2009-02-20 Jaka Mocnik <jaka@xlab.si>
20089 * calls.c (emit_library_call_value_1): Use slot_offset instead of
20090 offset when calculating bounds for indexing stack_usage_map. Fixes
20091 a buffer overflow with certain target setups.
20093 2009-02-20 Jakub Jelinek <jakub@redhat.com>
20096 * calls.c (expand_call): Clear try_tail_call if caller and callee
20097 disagree in promotion of function return value.
20099 2009-02-19 Jakub Jelinek <jakub@redhat.com>
20102 * c-common.c (c_determine_visibility): If visibility changed and
20103 DECL_RTL has been already set, call make_decl_rtl to update symbol
20106 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
20109 * varasm.c (assemble_variable): Don't check DECL_NAME when
20110 globalizing a variable.
20112 2009-02-19 Joseph Myers <joseph@codesourcery.com>
20115 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
20116 expression before any __builtin_trap call.
20117 * c-typeck.c (build_function_call): Convert and check function
20118 arguments before generating a call to a trap. Evaluate the
20119 function arguments before the trap.
20121 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
20124 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
20125 (UNSPEC_FXAM_MEM): New unspec.
20126 (fxam<mode>2_i387_with_temp): New insn and split pattern.
20127 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
20128 memory using fxam<mode>2_i387_with_temp to remove excess precision.
20130 2009-02-19 Richard Guenther <rguenther@suse.de>
20132 PR tree-optimization/39207
20133 PR tree-optimization/39074
20134 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
20135 storedanything_tree): New.
20136 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
20137 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
20138 (build_succ_graph): Add edges from STOREDANYTHING to all
20140 (init_base_vars): Initialize STOREDANYTHING.
20141 (compute_points_to_sets): Free substitution info after
20142 building the succ graph.
20143 (ipa_pta_execute): Likewise.
20145 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
20147 (do_ds_constraint): Do not add to special var or non-pointer
20149 (type_could_have_pointers): Split out from ...
20150 (could_have_pointers): ... here. For arrays use the element type.
20151 (create_variable_info_for): Initialize may_have_pointers.
20152 (new_var_info): Likewise.
20153 (handle_lhs_call): Make the HEAP variable unknown-sized.
20154 (intra_create_variable_infos): Use a type with pointers for
20155 PARM_NOALIAS, make it unknown-sized.
20157 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
20160 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
20162 2009-02-18 Jason Merrill <jason@redhat.com>
20165 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
20166 value if DECL_EXTERNAL.
20167 * tree-sra.c (sra_walk_gimple_assign): Likewise.
20168 * target.h (gcc_target::binds_local_p): Clarify "module".
20169 * tree.h (TREE_PUBLIC): Clarify "module".
20171 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
20174 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
20175 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
20177 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
20180 * c.opt (Wabi): Support C and ObjC.
20183 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
20185 * config/i386/i386.c (classify_argument): Warn once about the ABI
20186 change when passing union with long double.
20188 * doc/invoke.texi: Update -Wabi for warning psABI changes.
20190 2009-02-18 Joseph Myers <joseph@codesourcery.com>
20193 * c-parser.c (c_parser_compound_statement): Always enter and leave
20196 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20199 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
20201 2009-02-18 Jakub Jelinek <jakub@redhat.com>
20203 PR tree-optimization/36922
20204 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
20205 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
20208 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20210 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
20213 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20215 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
20217 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20219 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
20222 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
20223 Richard Sandiford <rdsandiford@googlemail.com>
20225 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
20226 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
20227 (loongson_biadd): ...this.
20229 2009-02-17 Richard Guenther <rguenther@suse.de>
20231 PR tree-optimization/39202
20232 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
20233 a var make sure to follow existing collapses.
20235 2009-02-17 Richard Guenther <rguenther@suse.de>
20237 PR middle-end/39214
20238 * langhooks.c (lhd_print_error_function): Check for NULL block.
20240 2009-02-17 Richard Guenther <rguenther@suse.de>
20242 PR tree-optimization/39204
20243 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
20246 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
20248 * config/soft-fp/double.h: Update from glibc CVS.
20250 2009-02-17 Richard Guenther <rguenther@suse.de>
20252 PR tree-optimization/39207
20253 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
20254 strict-aliasing warnings for pointers pointing to NULL.
20256 2009-02-16 Joseph Myers <joseph@codesourcery.com>
20259 * c-parser.c (c_parser_braced_init): Call pop_init_level when
20260 skipping until next close brace.
20262 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
20265 * config/i386/i386.c (ix86_expand_push): Set memory alignment
20266 to function argument boundary.
20268 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20270 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
20271 in the lea_add. Reload eventually constraints it properly.
20272 * config/picochip/constraints.md: Remove the target constraint
20273 "b", since it is not needed anymore.
20275 2009-02-16 Jakub Jelinek <jakub@redhat.com>
20277 * gthr-dce.h: Uglify function parameter and local variable names.
20278 * gthr-gnat.h: Likewise.
20279 * gthr-mipssde.h: Likewise.
20280 * gthr-nks.h: Likewise.
20281 * gthr-posix95.h: Likewise.
20282 * gthr-posix.h: Likewise.
20283 * gthr-rtems.h: Likewise.
20284 * gthr-single.h: Likewise.
20285 * gthr-solaris.h: Likewise.
20286 * gthr-tpf.h: Likewise.
20287 * gthr-vxworks.h: Likewise.
20288 * gthr-win32.h: Likewise.
20290 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
20293 * config/i386/i386.md: Restrict the new peephole2 to move
20294 between MMX/SSE registers.
20296 2009-02-15 Richard Guenther <rguenther@suse.de>
20299 2009-02-13 Richard Guenther <rguenther@suse.de>
20301 * configure.ac: Enable LFS.
20302 * configure: Re-generate.
20303 * config.in: Likewise.
20305 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20307 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
20308 spu_srqwbyte, spu_srqwbytebc): Define.
20309 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
20310 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
20311 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
20312 "shrqby_<mode>"): New insn-and-split patterns.
20313 * config/spu/spu.c (expand_builtin_args): Determine and return
20314 number of operands using spu_builtin_description data.
20315 (spu_expand_builtin_1): Use it.
20317 2009-02-13 Steve Ellcey <sje@cup.hp.com>
20320 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
20323 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20326 * config/i386/i386.c (override_options): Correct warning
20327 messages for -malign-loops, -malign-jumps and -malign-functions.
20329 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20332 * config/i386/i386.md: Restrict the new peephole2 to move
20333 between the general purpose registers.
20335 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20338 * config/i386/i386.c (type_natural_mode): Add a new argument.
20339 Return the original mode and warn ABI change if vector size is 32byte.
20340 (function_arg_advance): Updated.
20341 (function_arg): Likewise.
20342 (ix86_function_value): Likewise.
20343 (ix86_return_in_memory): Likewise.
20344 (ix86_sol10_return_in_memory): Likewise.
20345 (ix86_gimplify_va_arg): Likewise.
20346 (function_arg_32): Don't warn ABX ABI change here.
20347 (function_arg_64): Likewise.
20349 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
20351 * loop-iv.c (implies_p): In the final case, test that operands 0
20352 of the two comparisons match.
20354 * config/bfin/bfin.c (find_prev_insn_start): New function.
20355 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
20356 (find_next_insn_start): Move.
20358 2009-02-13 Richard Guenther <rguenther@suse.de>
20360 * configure.ac: Enable LFS.
20361 * configure: Re-generate.
20362 * config.in: Likewise.
20364 2009-02-13 Joseph Myers <joseph@codesourcery.com>
20367 * c-parser.c (c_parser_parms_list_declarator): Discard pending
20368 sizes on syntax error after some arguments have been parsed.
20370 2009-02-12 Jakub Jelinek <jakub@redhat.com>
20372 * doc/invoke.texi (-fira): Remove.
20374 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20376 * caller-save.c: Replace regclass.c with reginfo.c in comments.
20377 * recog.c: Likewise.
20380 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
20382 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
20383 (umul_ppmm): Likewise.
20384 (count_leading_zeros): Likewise.
20385 (count_trailing_zeros): Likewise.
20386 (UMUL_TIME): Likewise.
20388 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20390 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
20391 soft-fp/t-softfp to tmake_file.
20393 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
20394 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
20395 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
20396 IA64_BUILTIN_INFQ]: New.
20397 (ia64_init_builtins): Initialize __builtin_infq,
20398 __builtin_fabsq and __builtin_copysignq if not HPUX.
20399 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
20400 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
20402 * config/ia64/lib1funcs.asm (__divtf3): Define only if
20404 (__fixtfti): Likewise.
20405 (__fixunstfti): Likewise.
20406 (__floattitf): Likewise.
20408 * config/ia64/libgcc-glibc.ver: New.
20409 * config/ia64/t-fprules-softfp: Likewise.
20410 * config/ia64/sfp-machine.h: Likewise.
20412 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
20413 (LIBGCC2_TF_CEXT): Likewise.
20414 (TF_SIZE): Likewise.
20415 (TARGET_INIT_LIBFUNCS): Likewise.
20417 * config/ia64/t-glibc (SHLINB_MAPFILES):
20418 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
20420 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20422 * config/i386/i386.c (construct_container): Rewrite processing
20423 BLKmode with X86_64_SSE_CLASS.
20425 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
20428 * config/i386/i386.md: Replace simplify_replace_rtx with
20429 replace_rtx in the new peephole2.
20431 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
20433 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
20434 loop unrolling do not happen at -O2.
20436 2009-02-12 Michael Matz <matz@suse.de>
20438 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
20440 2009-02-12 Jakub Jelinek <jakub@redhat.com>
20442 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
20445 2009-02-12 Ben Elliston <bje@au.ibm.com>
20447 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
20448 patterns when updating the back chain. Missed in the 2009-02-10
20451 2009-02-11 Janis Johnson <janis187@us.ibm.com>
20453 * doc/extend.texi (Decimal Floating Types): Update identifier of
20454 draft TR and list of missing support.
20456 2009-02-11 Jakub Jelinek <jakub@redhat.com>
20458 PR middle-end/39154
20459 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
20460 bit to variable length decl's flags, add it also to its
20461 pointer replacement variable.
20463 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
20464 Jakub Jelinek <jakub@redhat.com>
20467 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
20468 (memory_blockage): New expander.
20469 (*memory_blockage): New insn pattern.
20470 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
20471 instead of general blockage at the end of function prologue when
20472 frame pointer is used to access red zone area. Do not emit blockage
20473 when profiling, it is emitted in generic code.
20474 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
20475 function epilogue when frame pointer is used to access red zone area.
20477 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
20480 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
20481 by arithmetic with memory operands.
20482 * config/i386/predicates.md (commutative_operator): New.
20484 2009-02-10 Janis Johnson <janis187@us.ibm.com>
20486 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
20489 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
20491 * alias.h (record_alias_subset): Declare.
20492 * alias.c (record_alias_subset): Make global.
20494 2009-02-10 Nick Clifton <nickc@redhat.com>
20496 * tree-parloops.c: Change license to GPLv3.
20497 * ipa-struct-reorg.c: Change license to GPLv3.
20498 * ipa-struct-reorg.h: Change license to GPLv3.
20500 2009-02-10 Steve Ellcey <sje@cup.hp.com>
20503 * c-decl.c (start_struct): Return NULL on error.
20505 2009-02-10 Jakub Jelinek <jakub@redhat.com>
20507 PR middle-end/39124
20508 * cfgloopmanip.c (remove_path): Call remove_bbs after
20509 cancel_loop_tree, not before it.
20512 * function.h (struct function): Add has_local_explicit_reg_vars bit.
20513 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
20514 VAR_DECLs were seen.
20515 * tree-ssa-live.c (remove_unused_locals): Recompute
20516 cfun->has_local_explicit_reg_vars.
20517 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
20518 copies or clearings if cfun->has_local_explicit_reg_vars.
20520 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
20523 * config/i386/i386.c (expand_prologue): Emit blockage at the end
20524 of function prologue when frame pointer is used to access
20527 2009-02-10 Richard Guenther <rguenther@suse.de>
20529 PR middle-end/39127
20530 * gimplify.c (gimple_regimplify_operands): Always look if
20531 we need to create a temporary.
20533 2009-02-10 Richard Guenther <rguenther@suse.de>
20535 PR tree-optimization/39132
20536 * tree-loop-distribution.c (todo): New global var.
20537 (generate_memset_zero): Trigger TODO_rebuild_alias.
20538 (tree_loop_distribution): Return todo.
20540 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
20543 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
20544 (x86_64_reg_class_name): Removed.
20545 (classify_argument): Return 0 if bytes > 32. Return 0 if the
20546 first one isn't X86_64_SSE_CLASS or any other ones aren't
20547 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
20548 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
20549 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
20550 and 3 X86_64_SSEUP_CLASS.
20551 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
20552 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
20554 2009-02-10 Ben Elliston <bje@au.ibm.com>
20556 * config/rs6000/rs6000.md (allocate_stack): Always use an update
20557 form instruction to update the stack back chain word, even if the
20558 user has disabled the generation of update instructions.
20559 (movdi_<mode>_update_stack): New.
20560 (movsi_update_stack): Likewise.
20561 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
20562 always use an update form instruction to update the stack back
20565 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
20567 PR middle-end/38953
20568 * graphite.c (if_region_set_false_region): After moving a region in
20569 the false branch of a condition, remove the empty dummy basic block.
20570 (gloog): Remove wrong fix for PR38953.
20572 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20574 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
20575 generation due to implicit sign extension.
20577 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
20579 PR middle-end/38981
20580 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
20581 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
20583 2009-02-09 Richard Guenther <rguenther@suse.de>
20585 PR middle-end/35202
20586 * convert.c (convert_to_real): Disable (float)fn((double)x)
20587 to fnf(x) conversion if errno differences may occur and
20588 -fmath-errno is set.
20590 2009-02-07 Anatoly Sokolov <aesok@post.ru>
20592 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
20593 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20594 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20596 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20599 * c-common.c (handle_alias_attribute): Disallow attribute for
20600 anything not a FUNCTION_DECL or VAR_DECL.
20602 2009-02-06 Janis Johnson <janis187@us.ibm.com>
20605 * real.c (do_compare): Special-case compare of zero against
20606 decimal float value.
20608 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20611 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
20612 as indicating flexible array members unless the field itself is
20613 being declarared as the incomplete array.
20615 2009-02-06 Jan Hubicka <jh@suse.cz>
20617 PR tree-optimization/38844
20618 * ipa-inline.c (try_inline): Stop inlining recursion when edge
20619 is already inlined.
20621 2009-02-06 Richard Guenther <rguenther@suse.de>
20623 PR middle-end/38977
20624 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
20625 fork because we may expand it as __gcov_fork.
20627 2009-02-06 Nick Clifton <nickc@redhat.com>
20629 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
20631 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
20633 PR tree-optimization/35659
20634 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
20635 vn_phi_eq): Shortcut if hashcode does not match.
20636 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
20638 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
20639 and avoid iterative_hash_expr.
20640 (FOR_EACH_VALUE_ID_IN_SET): New.
20641 (value_id_compare): Remove.
20642 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
20643 sort expressions by value id.
20645 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
20648 * config/sh/predicates.md (general_movsrc_operand): Don't check
20649 the subreg of system registers here.
20651 2009-02-05 Jakub Jelinek <jakub@redhat.com>
20654 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
20655 on the copied decl.
20657 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
20659 PR rtl-optimization/39110
20660 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
20661 addresses, not aligned ones.
20663 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
20664 Richard Guenther <rguenther@suse.de>
20666 PR tree-optimization/39100
20667 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20668 comment says and add edges.
20670 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20673 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20674 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20676 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
20678 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
20679 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
20680 register_bb_in_sese, new_sese, free_sese): Moved.
20681 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
20682 outermost_loop_in_scop, build_scop_iteration_domain,
20683 expand_scalar_variables_ssa_name, get_vdef_before_scop,
20684 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
20685 Use loop_in_sese_p instead of loop_in_scop_p.
20686 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
20687 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
20688 (scopdet_basic_block_info): Fix bug in scop detection.
20689 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
20690 eq_loop_to_cloog_loop): Remove.
20691 (nb_loops_around_loop_in_scop, nb_loop
20692 ref_nb_loops): Moved here...
20693 * graphite.h (ref_nb_loops): ... from here.
20694 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
20695 (loop_domain_dim, loop_iteration_vector_dim): Remove.
20696 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
20697 * testsuite/gcc.dg/graphite/scop-19.c: New
20699 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20700 Hans-Peter Nilsson <hp@axis.com>
20702 PR rtl-optimization/37889
20703 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
20704 Move offset handling from PLUS to before the switch. Use new
20705 arguments when considering SYMBOL_REFs too.
20706 (rtx_addr_can_trap_p): Pass dummy offset and size.
20707 (enum may_trap_p_flags): Remove.
20708 (may_trap_p_1): Pass size from MEM_SIZE.
20710 PR rtl-optimization/38921
20711 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20712 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20713 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20714 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20716 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20718 AVX Programming Reference (January, 2009)
20719 * config/i386/sse.md (*vpclmulqdq): New.
20721 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20723 PR tree-optimization/38977
20724 PR gcov-profile/38292
20725 * calls.c (special_function_p): Disregard __builtin_ prefix.
20727 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20729 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20730 non-indexable addresses even before reload.
20732 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20735 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20736 as having variable size. Do not give an error for unnamed
20737 parameters with [*] declarators. Give a warning for type names
20738 with [*] declarators and mark them as variable size.
20739 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20740 for sizeof applied to [*] type names.
20742 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20745 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20747 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20749 * gcc.c (process_command): Update copyright notice dates.
20750 * gcov.c (print_version): Likewise.
20751 * gcov-dump.c (print_version): Likewise.
20752 * mips-tfile.c (main): Likewise.
20753 * mips-tdump.c (main): Likewise.
20755 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20758 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20759 for composite type involving a zero-length array type.
20761 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20764 * function.c (match_asm_constraints_1): Skip over
20765 initial optional % in the constraint.
20767 PR inline-asm/39059
20768 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20769 supported, don't accept FIXED_CSTs.
20770 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20771 and _Sat is used without _Fract/_Accum. Set specs->type to
20772 integer_type_node for cts_fract/cts_accum if fixed point is not
20775 2009-02-02 Catherine Moore <clm@codesourcery.com>
20777 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20779 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20781 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20782 (ABI_HAS_64BIT_SYMBOLS): Use it.
20783 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20785 2009-02-02 Paul Brook <paul@codesourcery.com>
20787 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20789 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20791 PR inline-asm/39058
20792 * recog.h (asm_operand_ok): Add constraints argument.
20793 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20794 recurse on matching constraint.
20795 (check_asm_operands): Pass constraints as 3rd argument to
20796 asm_operand_ok. Don't look up matching constraint here.
20797 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20800 2009-02-02 Ben Elliston <bje@au.ibm.com>
20802 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20803 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20805 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20807 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20808 information. Remove some obsolete information. Reorganize.
20810 * config/pa/fptr.c: Revert license to GPL 2.
20811 * config/pa/milli64.S: Likewise.
20813 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20816 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20817 LIBRARY name in, instead of hard-coding it.
20818 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20819 extra target make frag to tmake_files according to EH model.
20820 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20821 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20822 frags that define makefile variable EH_MODEL appropriately.
20823 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20824 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20825 to "-sjlj" according to type of EH configured.
20826 (LIBGCC_SONAME): Concatenate it to shared library base name.
20827 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20828 to "_sjlj" according to type of EH configured.
20829 (LIBGCC_SONAME): Concatenate it to shared library base name.
20830 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20831 (SHLIB_LINK): Add missing semicolon to if-else construct.
20832 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20833 string value of "pe_dll" command-line option.
20834 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20835 (SHLIB_SONAME): Use it when overriding t-cygming default.
20836 (SHLIB_IMPLIB): Override t-cygming default.
20837 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20838 string value of "pe_dll" command-line option.
20840 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20843 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20844 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20846 2009-01-31 Richard Guenther <rguenther@suse.de>
20848 PR tree-optimization/38937
20849 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20850 computing the transitive closure.
20852 2009-01-30 Richard Guenther <rguenther@suse.de>
20854 PR tree-optimization/39041
20855 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20856 Propagate variable indices only if the types match for this stmt.
20858 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20861 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20862 inline but never defined.
20864 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20866 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20867 (*insv_h_di_reg_extimm): New insn.
20868 (*insv_l<mode>_reg_extimm): New insn.
20870 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20872 * config/picochip/picochip.c (flag_conserve_stack): set
20873 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20874 fconserve-stack. Reduce call-overhead used by inliner.
20876 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20879 * common.opt (flag_conserve_stack): Initialised to zero.
20881 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20884 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20885 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20888 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20890 * ira-color.c (allocno_reload_assign): Update comments.
20891 * regmove.c (regmove_optimize): Likewise.
20895 2009-01-29 Robert Millan <rmh@aybabtu.com>
20897 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20898 * config/i386/kopensolaris-gnu.h: New file. Undefine
20899 `MD_UNWIND_SUPPORT'.
20900 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20902 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20904 PR tree-optimization/39007
20905 * tree-loop-distribution.c (generate_builtin): Use
20906 recompute_dominator to compute the immediate dominator of the
20907 basic block just after the loop.
20909 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20911 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20912 (ASM_OUTPUT_DWARF_PCREL): Define.
20914 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20916 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20917 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20918 global. Modify entries about regmove and IRA.
20920 * ra-conflict.c: Remove the file.
20922 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20924 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20925 (pass_regclass_init): Rename to pass_reginfo_init.
20927 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20929 * toplev.h (flag_ira): Remove.
20931 * caller-save.c (setup_save_areas): Remove flag_ira.
20933 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20935 * global.c: Remove the file.
20937 * opts.c (decode_options): Remove flag_ira.
20939 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20941 * regmove.c: Modify file description.
20942 (find_use_as_address, try_auto_increment): Define them only if
20943 AUTO_INC_DEC is defined.
20944 (replacement_quality, replace_in_call_usage, fixup_match_1,
20945 stable_and_no_regs_but_for_p): Remove.
20946 (reg_set_in_bb): Make it static.
20947 (regmove_optimize): Remove flag_ira and code which worked for
20950 * local-alloc.c: Remove the file.
20952 * common.opt (fira): Remove.
20954 * ira.c: Include except.h.
20955 (eliminable_regset): Move from global.c.
20956 (mark_elimination): Ditto. Remove flag_ira.
20957 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20958 equiv_mem_modified, validate_equiv_mem_from_store,
20959 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20960 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20961 no_equiv, recorded_label_ref): Move from local-alloc.c.
20962 (update_equiv_regs): Ditto. Make it static.
20963 (print_insn_chain, print_insn_chains): Move it from global.c.
20964 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20965 (build_insn_chain): Ditto. Make it static.
20966 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20967 Rename to init_live_subregs.
20968 (gate_ira): Remove flag_ira.
20970 * regclass.c: Rename reginfo.c. Change file description.
20971 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20972 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20973 (init_reg_sets_1): Remove code for evaluation of
20974 reg_class_superclasses and losing_caller_save_reg_set.
20975 (init_regs): Remove init_reg_autoinc.
20976 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20977 ok_for_base_p_nonstrict): Remove.
20978 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20979 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20980 corresponding entries.
20981 (dump_regclass, record_operand_costs, scan_one_insn,
20982 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20983 record_address_regs, auto_inc_dec_reg_p): Remove.
20984 (gt-regclass.h): Rename to gt-reginfo.h.
20986 * rtl.h (dump_global_regs, retry_global_alloc,
20987 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20989 * Makefile.in (RA_H): Remove.
20990 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20991 Rename regclass.o to reginfo.o.
20992 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20994 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20995 (GTFILES): Rename regclass.c to reginfo.c.
20997 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20998 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
21000 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21001 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
21003 (finish_spills): Ditto. Remove code for !flag_ira.
21005 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
21007 PR middle-end/35854
21008 * doc/invoke.texi (rtl debug options): Complete rewrite.
21009 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
21011 * mode-switching.c (pass_mode_switching): Rename pass from
21012 "mode-sw" to "mode_sw".
21013 * except.c (pass_convert_to_eh_ranges): Rename pass from
21014 "eh-ranges" to "eh_ranges".
21015 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
21019 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
21020 Alexander Monakov <amonakov@ispras.ru>
21022 PR middle-end/38857
21023 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
21025 (move_exprs_to_boundary): Change return type and pass through
21026 should_move from move_op. Relax assert. Update usage ...
21027 (schedule_expr_on_boundary): ... here. Use should_move instead of
21029 (move_op_orig_expr_found): Indicate that insn was disconnected from
21031 (code_motion_process_successors): Do not call after_merge_succs
21032 callback if original expression was not found when traversing any of
21034 (code_motion_path_driver): Change return type. Update prototype.
21035 (move_op): Update comment. Add a new parameter (should_move). Update
21036 prototype. Set *should_move based on indication provided by
21037 move_op_orig_expr_found.
21039 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
21041 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
21042 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
21043 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
21044 * config/rs6000/rs6000.c (rs6000_override_options): Default
21045 avoid-indexed-addresses on for Power6, off for everything else.
21046 (avoiding_indexed_address_p): New function.
21047 (rs6000_legitimize_address): Use it.
21048 (rs6000_legitimate_address): Likewise.
21049 * config/rs6000/rs6000.md (movXX_updateX): Likewise
21051 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
21053 PR tree-optimization/38997
21054 * tree-loop-distribution.c (generate_memset_zero): Use
21055 POINTER_PLUS_EXPR for a pointer addition.
21057 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
21059 * config/s390/s390.md (bswap<mode>2): New pattern added.
21061 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21063 * config/s390/s390.md (*tls_load_31): Added type attribute.
21065 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21067 * config/s390/s390.md: Fix a few comments.
21069 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21071 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
21072 (*tm<mode>_full): Fixed z10prop attribute.
21073 (*tst<mode>_extimm): Fixed z10prop attribute.
21074 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
21075 (*tstqiCCT_cconly): Fixed z10prop attribute.
21076 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
21077 (*movsi_larl): Fixed z10prop attribute.
21078 (*movsi_zarch): Fixed z10prop attribute.
21079 (*movsi_eas): Fixed z10prop attribute.
21080 (*movhi): Fixed z10prop attribute.
21081 (*movqi): Fixed z10prop attribute.
21082 (*movstrictqi): Fixed z10prop attribute.
21083 (*mov<mode>): Fixed z10prop attribute.
21084 (*movcc): Fixed z10prop attribute.
21085 (*sethighpartdi_64): Fixed z10prop attribute.
21086 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
21087 (*negdi2_sign_cc): Fixed z10prop attribute.
21088 (*negdi2_sign): Fixed z10prop attribute.
21089 (*absdi2_sign_cc): Fixed z10prop attribute.
21090 (*absdi2_sign): Fixed z10prop attribute.
21091 (*negabsdi2_sign_cc): Fixed z10prop attribute.
21092 (*negabsdi2_sign): Fixed z10prop attribute.
21093 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
21094 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
21095 (doloop_si64): Fixed z10prop attribute.
21096 (doloop_si31): Fixed z10prop attribute.
21097 (doloop_long): Fixed z10prop attribute.
21098 (indirect_jump): Fixed z10prop attribute.
21099 (nop): Fixed z10prop attribute.
21100 (main_base_64): Fixed z10prop attribute.
21101 (reload_base_64): Fixed z10prop attribute.
21103 2009-01-28 Jakub Jelinek <jakub@redhat.com>
21105 PR rtl-optimization/38740
21106 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
21108 * config/mips/mips.c (mips_reorg): Likewise.
21110 2009-01-28 Richard Guenther <rguenther@suse.de>
21112 PR tree-optimization/38926
21113 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
21114 with the correct value id to a value.
21115 (do_regular_insertion): Use the value number of edoubleprime
21116 for the value number of the expr.
21119 2008-08-21 Richard Guenther <rguenther@suse.de>
21121 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
21122 a PHI ask VN if it is already available.
21123 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
21124 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
21126 2009-01-28 Jakub Jelinek <jakub@redhat.com>
21128 PR middle-end/38934
21129 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
21130 set to varying whenever max has TREE_OVERFLOW set, similarly
21131 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
21133 2009-01-28 Richard Guenther <rguenther@suse.de>
21135 PR middle-end/38908
21136 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
21137 uninitialized aggregate uses in call arguments.
21139 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
21141 PR tree-optimization/38984
21142 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
21143 the nothing_id variable if -fno-delete-null-pointer-checks.
21145 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
21148 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
21149 (set_got_offset_rex64): Ditto.
21151 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
21154 * doc/extend.texi: Improve local variable with asm reg.
21156 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
21158 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
21159 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
21160 was not supplied then set warn_packed_bitfield_compat to the
21161 default value of 1.
21162 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
21165 2009-01-27 Richard Guenther <rguenther@suse.de>
21167 PR tree-optimization/38503
21168 * cfgexpand.c (expand_gimple_basic_block): Ignore
21169 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
21170 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
21171 variables that cannot have TBAA applied.
21172 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
21175 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
21177 PR middle-end/38969
21178 * calls.c (initialize_argument_information): Do not wrap complex
21179 arguments in SAVE_EXPR.
21181 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
21183 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
21184 (INSTALL_LIBGCC): Revert typo commit.
21186 2009-01-26 Richard Guenther <rguenther@suse.de>
21188 PR tree-optimization/38745
21189 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
21190 from special handling.
21192 2009-01-26 Richard Guenther <rguenther@suse.de>
21194 PR tree-optimization/38745
21195 * tree-ssa.c (execute_update_addresses_taken): Do not include
21196 variables that cannot possibly be a register in not_reg_needs.
21197 Do not clear TREE_ADDRESSABLE on vars that may not become
21199 * tree-ssa.c (update_alias_info_1): Include those in the set
21200 of addressable vars.
21202 2009-01-26 Richard Guenther <rguenther@suse.de>
21204 PR middle-end/38851
21205 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
21206 * tree-ssa-dse.c: Include langhooks.h
21207 (execute_simple_dse): Remove stores with zero size.
21209 2009-01-24 Jakub Jelinek <jakub@redhat.com>
21212 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
21215 2009-01-24 Julian Brown <julian@codesourcery.com>
21217 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
21218 config/arm/linux-atomic.c.
21219 * config/arm/linux-atomic.c: New.
21221 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
21223 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
21224 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
21225 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
21227 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
21230 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
21233 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
21235 PR tree-optimization/38953
21236 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
21237 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
21238 (gloog): Split the exit of the scop when the scop exit is a loop exit.
21239 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
21242 2009-01-24 Paul Brook <paul@codesourcery.com>
21244 * config/arm/neon.md (neon_type): Move to arm.md.
21245 (neon_mov<VSTRUCT>): Add neon_type attribute.
21246 * config/arm/arm.md (neon_type): Move to here.
21247 (conds): Add "unconditioal" and use as default for NEON insns.
21249 2009-01-24 Ben Elliston <bje@au.ibm.com>
21251 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
21252 void *' warning from -Wc++-compat.
21253 * Makefile.in (dominance.o-warn): Remove.
21255 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
21257 PR tree-optimization/38932
21258 * fold-const.c (fold_unary_ignore_overflow): New.
21259 * tree.h (fold_unary_ignore_overflow): Declare.
21260 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
21261 * tree-ssa-sccvn.c (visit_reference_op_load,
21262 simplify_unary_expression): Likewise.
21264 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
21266 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
21267 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
21268 regardless of their type.
21269 * c-common.c (handle_packed_attribute): Don't ignore packed on
21271 * c.opt (Wpacked-bitfield-compat): New warning option.
21272 * stor-layout.c (place_field): Warn if offset of a field changed.
21273 * doc/extend.texi (packed): Mention the ABI change.
21274 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
21275 (Warning Options): Add it to the list.
21277 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
21279 * c-opts.c (c_common_post_options): Fix a typo in comments.
21281 2009-01-22 Steve Ellcey <sje@cup.hp.com>
21283 PR middle-end/38615
21284 * gimplify.c (gimplify_init_constructor): Fix promotion of const
21285 variables to static.
21286 * doc/invoke.texi (-fmerge-all-constants): Update description.
21288 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
21291 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
21292 (*movdi_1_rex64): Use type "mmx" for alternative 5.
21294 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
21296 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
21298 (LOCAL_ALIGNMENT): Similarly.
21300 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
21301 Joseph Myers <joseph@codesourcery.com>
21303 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
21304 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
21305 * config/arm/arm-tune.md: Regenerate.
21306 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
21309 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
21311 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
21312 version number to five.
21314 2009-01-22 Dodji Seketeli <dodji@redhat.com>
21317 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
21318 * c-common.c (set_underlying_type): Likewise.
21319 (is_typedef_decl ): Likewise
21321 (set_underlying_type): Likewise.
21322 (is_typedef_type): Likewise.
21324 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
21326 PR middle-end/38587
21327 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
21330 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
21333 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
21334 (LIBGCC_SPEC): Don't define.
21335 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
21337 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
21339 PR rtl-optimization/38879
21340 * alias.c (base_alias_check): Unaligned access via AND address can
21341 alias all surrounding object types except those with sizes equal
21342 or wider than the size of unaligned access.
21344 2009-01-21 Dodji Seketeli <dodji@redhat.com>
21347 * c-decl.c (clone_underlying_type): Move this ...
21348 * c-common.c (set_underlying_type): ... here.
21349 Also, make sure the function properly sets TYPE_STUB_DECL() on
21350 the newly created typedef variant type.
21351 (is_typedef_decl ): New entry point.
21352 * tree.h: Added a new member member_types_needing_access_check to
21353 struct tree_decl_non_common.
21354 (set_underlying_type): New entry point.
21355 (is_typedef_type): Likewise.
21357 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
21359 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
21360 Check whether two instructions have memory references that
21361 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
21362 are helper functions for traversing.
21363 * alias.h (insn_alias_sets_confilict_p): New prototypes.
21364 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
21365 not to draw dependency edge for instructions with non-conflicting
21368 2009-01-20 Joseph Myers <joseph@codesourcery.com>
21371 * longlong.h: Update copyright years. Use soft-fp license notice.
21372 Sync __clz_tab declaration with glibc.
21374 2009-01-20 Steve Ellcey <sje@cup.hp.com>
21377 * doc/extend.texi (syscall_linkage): New.
21378 (version_id): Modify.
21380 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
21381 Richard Guenther <rguenther@suse.de>
21383 PR tree-optimization/38747
21384 PR tree-optimization/38748
21385 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
21386 conversion if the base address is an indirect reference and the
21387 aliasing sets could cause issues.
21389 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
21391 * common.opt (fgraphite, fgraphite-identity): Add comment for
21392 explaining why these options are not documented.
21394 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
21396 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
21397 gimple_call_lhs is NULL.
21399 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
21402 * emit-rtl.c (adjust_address_1): Make sure memref is never
21405 2009-01-20 Ben Elliston <bje@au.ibm.com>
21407 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
21408 const qualifier from arg parameter. Remove unnecessary cast to char *.
21409 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
21410 const qualifier from arg 2.
21412 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
21414 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
21416 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
21419 * rtl.h (reinit_regs): New prototype.
21420 * regclass.c: Include ira.h.
21421 (reinit_regs): New.
21422 * Makefile.in (regclass.o): Add ira.h.
21423 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
21425 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
21428 * c-common.c (handle_aligned_attribute): Use
21429 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
21430 default alignment value.
21432 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
21434 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
21435 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
21437 * doc/extend.texi: Update __attribute__ ((aligned)). Document
21438 __BIGGEST_ALIGNMENT__.
21440 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
21442 2009-01-18 Richard Guenther <rguenther@suse.de>
21444 PR tree-optimization/38819
21445 * tree-flow.h (operation_could_trap_helper_p): Declare.
21446 * tree-eh.c (operation_could_trap_helper_p): Export.
21447 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
21448 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
21449 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
21450 are about to insert a possibly trapping instruction and fail
21453 2009-01-18 Andreas Schwab <schwab@suse.de>
21455 * doc/install.texi (Configuration): Remove obsolete paragraph
21456 about use of --with-gnu-ld with --with-gnu-as.
21458 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
21460 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
21461 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
21462 Follow spelling conventions.
21464 2009-01-18 Ben Elliston <bje@au.ibm.com>
21466 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
21467 C++ warning about implicit conversion from void * to struct
21469 (bitmap_obstack_free): Likewise for bitmap_element *.
21470 * Makefile.in (bitmap.o-warn): Remove.
21472 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
21474 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
21476 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
21477 Tobias Grosser <tobi.grosser@amd.com>
21479 * graphite.c (graphite_trans_scop_block): Do not block single
21482 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
21484 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
21485 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
21486 test with assertion.
21488 2009-01-16 Richard Guenther <rguenther@suse.de>
21490 PR tree-optimization/38835
21491 PR middle-end/36227
21492 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
21493 and INT + PTR -> (INT)(PTR p+ INT) folding.
21494 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
21496 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
21499 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
21500 the subreg from a lowpart subreg if it is also casting the value.
21502 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21503 Tobias Grosser <tobi.grosser@amd.com>
21505 * graphite.c (compare_prefix_loops): New.
21506 (build_scop_canonical_schedules): Rewritten.
21507 (graphite_transform_loops): Move build_scop_canonical_schedules
21508 after build_scop_iteration_domain.
21510 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21511 Tobias Grosser <tobi.grosser@amd.com>
21513 * graphite.c (add_conditions_to_domain): Add the loops to
21514 the dimension of the iteration domain. Do copy the domain
21515 only when it exists.
21516 (build_scop_conditions_1): Do not call add_conditions_to_domain.
21517 (add_conditions_to_constraints): New.
21518 (can_generate_code_stmt, can_generate_code): Removed.
21519 (gloog): Do not call can_generate_code.
21520 (graphite_transform_loops): Call add_conditions_to_constraints
21521 after building the iteration domain.
21523 2009-01-16 Jakub Jelinek <jakub@redhat.com>
21525 PR tree-optimization/38789
21526 * tree-ssa-threadedge.c
21527 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
21528 __builtin_constant_p.
21530 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
21532 * dce.c (delete_unmarked_insns): Reversed the order that insns are
21533 examined before deleting them.
21535 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
21537 * function.c (aggregate_value_p): Correctly extract the function
21538 type from CALL_EXPR_FN lookup.
21540 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21542 * config/picochip/picochip.c (picochip_override_options): Revert
21543 CFI asm flag disable commited previously.
21545 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
21546 Tobias Grosser <tobi.grosser@amd.com>
21547 Jan Sjodin <jan.sjodin@amd.com>
21549 * graphite.c (scan_tree_for_params): On substractions negate
21550 all the coefficients of the term.
21551 (clast_to_gcc_expression_red): New. Handle reduction expressions
21552 of more than two operands.
21553 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
21554 (get_vdef_before_scop): Handle also the case of default definitions.
21556 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
21558 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
21559 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
21560 Also use them when walking CALL_INSN_FUNCTION_USAGE.
21562 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
21563 Joey Ye <joey.ye@intel.com>
21565 PR middle-end/37843
21566 * cfgexpand.c (expand_stack_alignment): Don't update stack
21567 boundary nor check incoming stack boundary here.
21568 (gimple_expand_cfg): Update stack boundary and check incoming
21569 stack boundary here.
21571 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
21573 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
21575 2009-01-14 Jakub Jelinek <jakub@redhat.com>
21577 PR rtl-optimization/38245
21578 * calls.c (expand_call): Add stack arguments to
21579 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21580 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
21581 in regs and partially in memory or BLKmode arguments.
21582 (emit_library_call_value_1): Add stack arguments to
21583 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21584 ACCUMULATE_OUTGOING_ARGS).
21585 * dce.c: Include tm_p.h.
21586 (find_call_stack_args): New function.
21587 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
21589 (mark_insn): Call find_call_stack_args for CALL_Ps.
21590 (prescan_insns_for_dce): Walk insns backwards in bb rather than
21591 forwards. Allocate and free arg_stores bitmap if needed, pass it
21592 down to deletable_insn_p, don't mark stores set in arg_stores
21593 bitmap, clear the bitmap at the beginning of each bb.
21594 * Makefile.in (dce.o): Depend on $(TM_P_H).
21596 2009-01-14 Michael Meissner <gnu@the-meissners.org>
21599 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
21600 to make sure the insn is a conditional test (bug 22599). Reformat a
21603 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
21605 PR middle-end/38431
21606 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
21607 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
21608 (gloog): Do not call cleanup_tree_cfg.
21609 (graphite_transform_loops): Call cleanup_tree_cfg after all
21610 scops have been code generated.
21612 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
21613 * doc/gty.texi (Invoking the garbage collector): Added new node
21614 and section documenting ggc_collect.
21616 2009-01-14 Richard Guenther <rguenther@suse.de>
21618 PR tree-optimization/38826
21619 PR middle-end/38477
21620 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
21621 initialization notes only if we actually emitted a warning.
21622 (intra_create_variable_infos): Add constraints for a result decl
21623 that is passed by hidden reference.
21624 (build_pred_graph): Mark all related variables non-direct on
21627 2009-01-14 Nick Clifton <nickc@redhat.com>
21629 * ira-conflicts.c: Include addresses.h for the definition of
21631 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
21632 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
21634 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
21637 * Makefile.in (ira-lives.o): Add except.h.
21639 * ira-lives.c: Include except.h.
21640 (process_bb_node_lives): Process can_throw_internal.
21642 2009-01-13 Jakub Jelinek <jakub@redhat.com>
21644 PR rtl-optimization/38774
21645 * combine.c (simplify_set): When undoing cc_use change, don't do
21646 PUT_CODE on the newly created comparison, but instead put back the
21649 2009-01-13 Joseph Myers <joseph@codesourcery.com>
21651 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
21652 values. Remove duplicate arm8 entry.
21654 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21656 PR tree-optimization/38786
21657 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
21658 the SSA_NAME case of expand_scalar_variables_expr.
21659 Set the type of an expression to the type of its assign statement.
21660 (expand_scalar_variables_expr): Also gather the scalar computation
21661 used to index the memory access. Do not pass loop_p.
21662 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
21663 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
21664 the gimple_stmt_iterator where it inserts new code.
21665 Do not pass loop_p.
21666 (copy_bb_and_scalar_dependences): Do not pass loop_p.
21667 (translate_clast): Update call to copy_bb_and_scalar_dependences.
21669 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21671 * graphite.h (debug_value): Removed.
21672 * graphite.c (debug_value): Removed.
21674 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21676 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21677 ldrd/strd with two 32-bit instructions.
21679 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21681 * config/arm/arm.c (struct processors): Pass for speed down into
21682 cost helper functions.
21683 (const_ok_for_op): Handle COMPARE and inequality nodes.
21684 (arm_rtx_costs_1): Rewrite.
21685 (arm_size_rtx_costs): Update prototype.
21686 (arm_rtx_costs): Pass speed down to helper functions.
21687 (arm_slowmul_rtx_costs): Rework cost calculations.
21688 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
21689 (arm_9e_rtx_costs): Likewise.
21691 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
21693 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
21694 relocations of local symbols wider than UNITS_PER_WORD are not valid.
21695 (alpha_legitimize_address): Do not split local symbols wider than
21696 UNITS_PER_WORD into HIGH/LO_SUM parts.
21698 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21701 * gcc.c (process_command): Replace call to execvp with calls
21702 to pex_one and exit.
21704 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21707 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21708 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21709 variant for devices with 3-byte PC.
21710 (__tablejump_elpm__): New.
21712 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21715 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21716 offsetof member-designator, handle it as `[0].'.
21718 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21720 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21721 function when not using named sections on targets with named sections
21722 if branch distance is less than 262132.
21724 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21726 * combine.c (combine_instructions): Recompute
21727 optimize_this_for_speed_p for each BB in the main combine loop.
21729 2009-01-12 Tomas Bily <tbily@suse.cz>
21732 * tree-loop-distribution.c (prop_phis): New function.
21733 (generate_builtin): Call prop_phis.
21734 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21736 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21738 PR tree-optimization/38807
21739 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21740 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21742 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21744 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21745 subreg of op0 to the original op0.
21747 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21749 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21751 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21754 * mips-tfile.c (parse_def): Fix parsing of def strings
21755 starting with digits.
21757 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21760 * config/arm/arm.c (arm_is_long_call_p): Don't call
21761 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21763 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21765 * regrename.c (regrename_optimize): Fix dumping.
21766 (find_oldest_value_reg): Preserve REG_POINTER.
21767 (copy_hardreg_forward_1): Likewise.
21769 2009-01-09 Diego Novillo <dnovillo@google.com>
21771 * gimple.h (struct gimple_statement_base) <uid>: Document
21772 the restrictions on its use.
21773 (gimple_uid): Tidy.
21774 (gimple_set_uid): Tidy.
21776 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21778 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21779 zero guard even if align_bytes != 0 and count is smaller than
21782 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21784 PR rtl-optimization/38495
21785 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21786 (add_range_and_copies_from_move_list): Print all added ranges.
21787 Add ranges to memory optimized destination.
21789 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21793 * config/i386/i386.c (override_options): Reject
21794 -mstringop-strategy=rep_8byte with -m32.
21795 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21796 to 1. Do count comparison against epilogue_size_needed at compile
21797 time even when count_exp was constant forced into register. For
21798 size_needed don't jump to epilogue, instead just avoid aligning
21799 and invoke the body algorithm. If need_zero_guard, add zero guard
21800 even if count is non-zero, but smaller than size_needed + number of
21801 bytes that could be stored for alignment.
21802 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21803 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21804 but smaller than size_needed + number of bytes that could be stored
21805 for alignment. Compare size_needed with epilogue_size_needed instead
21806 of desired_align - align, don't adjust size_needed, pass
21807 epilogue_size_needed to the epilogue expanders.
21810 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21812 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21814 * pa.c (last_address): Change to unsigned.
21815 (update_total_code_bytes): Change argument to unsigned. Don't
21816 check if insn addresses are set.
21817 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21818 addresses are not set.
21819 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21821 2009-01-09 Nick Clifton <nickc@redhat.com>
21823 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21824 DECL_DECLARED_INLINE_P.
21826 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21828 PR middle-end/38347
21829 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21830 GET_MODE (op0) in operand_subword_force calls.
21832 PR middle-end/38771
21833 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21834 fold_convert arg0 operands to TREE_TYPE (op0) first.
21836 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21838 * params.def (ira-max-conflict-table-size): Decrease default value
21841 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21843 PR tree-optimization/37031
21844 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21846 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21847 allocate it using gc instead of heap, use VEC_quick_push instead of
21849 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21850 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21851 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21852 allocated vector from heap allocated.
21853 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21854 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21855 vector only after perfect_loop_nest_depth call.
21857 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21858 Jan Sjodin <jan.sjodin@amd.com>
21860 PR tree-optimization/38559
21861 * graphite.c (debug_value, copy_constraint,
21862 swap_constraint_variables, scale_constraint_variable, ): New.
21863 (get_lower_bound, get_upper_bound): Removed.
21864 (graphite_trans_bb_strip_mine): Clean up this code that works
21865 only for constant number of iterations. Fully copy upper and
21866 lower bound constraints, not only the constant part of them.
21867 * graphite.h (debug_value): Declared.
21869 2009-01-08 Ira Rosen <irar@il.ibm.com>
21871 PR tree-optimization/37194
21872 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21873 Don't add the cost of cost model guard in prologue to scalar
21874 outside cost in case of known number of iterations.
21876 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21877 Alan Modra <amodra@bigpond.net.au>
21879 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21880 non-word-aligned REG+CONST addressing.
21882 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21885 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21886 free_after_compilation when outputting a thunk.
21887 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21888 Do not call free_after_compilation here.
21890 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21892 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21893 (ix86_valid_target_attribute_inner_p): Ditto.
21895 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21897 PR tree-optimization/38492
21898 PR tree-optimization/38498
21899 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21900 * tree-chrec.h (scev_is_linear_expression): Declared.
21901 * graphite.c (graphite_cannot_represent_loop_niter): New.
21902 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21903 (graphite_loop_normal_form): Use gcc_assert.
21904 (scan_tree_for_params): Use CASE_CONVERT.
21905 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21906 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21907 Use gcc_assert. Discard scops that contain unhandled cases.
21908 (build_scop_conditions): Return a boolean status for unhandled cases.
21909 (strip_mine_profitable_p): Print the loop number, not its depth.
21910 (is_interchange_valid): Pass the depth of the loop nest, don't
21911 recompute it wrongly.
21912 (graphite_trans_bb_block): Same.
21913 (graphite_trans_bb_block): Print tentative of loop blocking.
21914 (graphite_trans_scop_block): Do not print that the loop has been
21916 (graphite_transform_loops): Do not handle scops that contain condition
21919 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21921 AVX Programming Reference (December, 2008)
21922 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21923 (_mm256_stream_pd): Likewise.
21924 (_mm256_stream_ps): Likewise.
21926 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21927 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21928 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21929 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21930 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21931 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21932 (ix86_expand_special_args_builtin): Likewise.
21934 * config/i386/sse.md (AVXMODEDI): New.
21935 (avx_movnt<mode>): Likewise.
21936 (avx_movnt<mode>): Likewise.
21937 (<sse>_movnt<mode>): Remove AVX support.
21938 (sse2_movntv2di): Likewise.
21940 2009-01-07 Richard Guenther <rguenther@suse.de>
21942 PR middle-end/38751
21943 * fold-const.c (extract_muldiv): Remove obsolete comment.
21944 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21945 to PLUS_EXPR canonicalization for the canonicalization.
21947 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21949 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21950 hosted cross-compilers generating less efficient code.
21952 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21954 * function.h (rtl_data): Add a dbr_scheduled_p field.
21955 * reorg.c (dbr_schedule): Set it.
21956 (gate_handle_delay_slots): Check it.
21957 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21958 (mips_reorg): Check flag_delayed_branch instead of
21959 mips_base_delayed_branch.
21960 (mips_override_options): Don't set mips_base_delayed_branch
21961 or flag_delayed_branch.
21963 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21965 PR rtl-optimization/38426.
21966 * ira.c (ira): Set current_function_is_leaf earlier.
21968 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21970 PR rtl-optimization/38722
21971 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21972 too early, only set a flag and modify after last possible
21975 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21978 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21979 * real.c (decimal_single_format): Correct values of emin and emax.
21980 (decimal_double_format): Ditto.
21981 (decimal_quad_format): Ditto.
21982 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21983 computation of DECnn_MIN and DECnn_MAX for corrected values of
21984 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21985 __DECnn_MIN__, and adjust its computation for the corrected value
21988 2009-01-06 Jan Hubicka <jh@suse.cz>
21991 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21993 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21995 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21996 Add Robert Clark to the list of testers.
21998 2009-01-06 Jan Hubicka <jh@suse.cz>
21999 Kai Tietz <kai.tietz@onevision.com>
22001 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
22002 * config/i386/i386.c (ix86_expand_call): Add clobbers.
22004 2009-01-06 Jan Hubicka <jh@suse.cz>
22005 Kai Tietz <kai.tietz@onevision.com>
22007 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
22009 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
22010 (ix86_nsaved_regs): Count only general purpose regs.
22011 (ix86_nsaved_sseregs): New.
22012 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
22013 to 16 for w64; compute padding and size of sse reg save area.
22014 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
22015 general purpose regs.
22016 (ix86_emit_save_sse_regs_using_mov): New.
22017 (ix86_expand_prologue): Save SSE regs if needed.
22018 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
22019 (ix86_emit_restore_sse_regs_using_mov): New.
22020 (ix86_expand_epilogue): Save SSE regs if needed.
22022 2009-01-06 Jan Hubicka <jh@suse.cz>
22023 Kai Tietz <kai.tietz@onevision.com>
22025 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
22026 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
22027 functions when accumulate outgoing args is off.
22029 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
22032 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
22033 before using pseudos_have_intersected_live_ranges_p.
22035 * ira-int.h (ira_assert): Always define.
22037 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
22039 AVX Programming Reference (December, 2008)
22040 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
22041 (_mm256_permute2_pd): Likewise.
22042 (_mm_permute2_ps): Likewise.
22043 (_mm256_permute2_ps): Likewise.
22044 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
22045 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
22047 * config/i386/i386.c (ix86_builtins): Remove
22048 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
22049 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
22050 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
22051 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
22052 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
22053 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
22054 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
22055 __builtin_ia32_vpermil2ps256.
22056 (ix86_init_mmx_sse_builtins): Updated.
22057 (ix86_expand_args_builtin): Likewise.
22059 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22061 * pa.c (output_call): Relocate non-jump insns in the delay slot of
22062 long absolute calls when generating PA 2.0 code.
22064 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
22066 PR rtl-optimization/38583
22067 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
22069 * params.def (ira-max-conflict-table-size): New.
22071 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
22073 * ira.h (ira_conflicts_p): New external definition.
22075 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
22076 table. Report this. Return result of building.
22077 (ira_build_conflicts): Use ira_conflicts_p. Check result of
22078 building conflict table.
22080 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
22081 (ira_color): Use ira_conflicts_p.
22083 * global.c: Include ira.h.
22084 (pseudo_for_reload_consideration_p, build_insn_chain): Use
22087 * Makefile.in (global.o): Add ira.h.
22089 * ira-build.c (mark_all_loops_for_removal,
22090 propagate_some_info_from_allocno): New.
22091 (remove_unnecessary_allocnos): Call
22092 propagate_some_info_from_allocno.
22093 (remove_low_level_allocnos): New.
22094 (remove_unnecessary_regions): Add parameter. Call
22095 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
22096 parameter to remove_unnecessary_regions.
22097 (ira_build): Remove all regions but root if the conflict table was
22098 not built. Update conflict hard regs for allocnos crossing calls.
22100 * ira.c (ira_conflicts_p): New global.
22101 (ira): Define and use ira_conflicts_p.
22103 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22104 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
22105 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
22107 2009-01-06 Ben Elliston <bje@au.ibm.com>
22109 * gengtype-lex.l (YY_NO_INPUT): Define.
22111 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
22114 * c-common.c (handle_vector_size_attribute): Also reject
22115 BOOLEAN_TYPE types.
22117 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
22119 PR tree-optimization/38492
22120 * graphite.c (rename_map_elt, debug_rename_elt,
22121 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
22122 rename_map_elt_info, eq_rename_map_elts,
22123 get_new_name_from_old_name, bb_in_sese_p): Moved around.
22124 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
22125 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
22126 (sese_build_livein_liveouts): New.
22127 (new_sese, free_sese): New.
22128 (new_scop): Call new_sese.
22129 (free_scop): Call free_sese.
22130 (rename_variables_from_edge, rename_phis_end_scop): Removed.
22131 (register_old_new_names): Renamed register_old_and_new_names.
22132 (register_scop_liveout_renames, add_loop_exit_phis,
22133 insert_loop_close_phis, struct igp,
22134 default_liveout_before_guard, add_guard_exit_phis,
22135 insert_guard_phis, copy_renames): New.
22136 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
22137 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
22138 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
22139 (scop_adjust_phis_for_liveouts): New.
22140 (gloog): Call scop_adjust_phis_for_liveouts.
22142 * graphite.h (struct sese): Documented. Added fields liveout,
22143 num_ver and livein.
22144 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
22145 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
22146 (struct scop): Added field liveout_renames.
22147 (SCOP_LIVEOUT_RENAMES): New.
22149 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
22151 PR tree-optimization/38510
22152 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
22153 (translate_clast): Call recompute_all_dominators before
22155 (gloog): Call recompute_all_dominators before graphite_verify.
22157 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
22158 Jan Sjodin <jan.sjodin@amd.com>
22160 PR tree-optimization/38500
22161 * graphite.c (create_sese_edges): Call fix_loop_structure after
22164 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22166 * config.gcc: Add m32r*-*-rtems*.
22167 * config/m32r/rtems.h: New file.
22169 2009-01-05 Ben Elliston <bje@au.ibm.com>
22171 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
22172 (.po.pox): Likewise.
22173 (po/gcc.pot): Likewise.
22175 2009-01-04 David S. Miller <davem@davemloft.net>
22177 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
22178 (STARTING_FRAME_OFFSET): Always set to zero.
22180 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
22182 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
22183 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
22184 fixed-point types, and vectors of the same.
22186 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
22188 * config/mips/sync.md (*mb_barrier): Rename to...
22189 (*memory_barrier): ...this.
22191 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
22193 * doc/extend.texi (Function Attributes): Move @cindex after @item
22194 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
22195 and put in alphabetical order. Fix 'target' name and put in order.
22196 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
22199 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
22201 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
22202 (memory_barrier): Expand as unspec instead of unspec_volatile.
22203 Remove mem:BLK from insn operands. Use Pmode scratch register.
22204 (*memory_barrier): Define as unspec instead of unspec_volatile.
22205 Use (match_dup 0) as input operand.
22207 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
22208 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
22209 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
22210 scratch register. Remove operand 1.
22211 (*stbar): Define as unspec instead of unspec_volatile.
22212 Use (match_dup 0) as input operand, remove (const_int 8).
22213 (*membar): Define as unspec instead of unspec_volatile.
22214 Use (match_dup 0) as input operand, remove input operand 2.
22216 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
22217 (memory_barrier): Expand as unspec instead of unspec_volatile.
22218 Remove mem:BLK from insn operands. Use Pmode scratch register.
22219 (*memory_barrier): Define as unspec instead of unspec_volatile.
22220 Use (match_dup 0) as input operand.
22222 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
22223 Remove mem:BLK from insn operands. Use Pmode scratch register.
22224 Set volatile flag on operand 0.
22225 (*memory_barrier): New insn pattern.
22227 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
22229 (*memory_barrier): Use (match_dup 0) as input operand.
22231 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
22232 Remove mem:BLK from insn operands. Use Pmode scratch register.
22233 Set volatile flag on operand 0.
22234 (*mb_internal): New insn pattern.
22236 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
22238 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
22240 PR middle-end/38586
22241 * function.c (struct temp_slot): Move to the section of the file
22242 that deals with temp slots. Remove field 'address'.
22243 (temp_slot_address_table): New hash table of address -> temp slot.
22244 (struct temp_slot_address_entry): New struct, items for the table.
22245 (temp_slot_address_compute_hash, temp_slot_address_hash,
22246 temp_slot_address_eq, insert_temp_slot_address): Support functions
22248 (find_temp_slot_from_address): Rewrite to use the new hash table.
22249 (remove_unused_temp_slot_addresses): Remove addresses of temp
22250 slots that have been made available.
22251 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
22252 worker function for remove_unused_temp_slot_addresses.
22253 (assign_stack_temp_for_type): Don't clear the temp slot address list.
22254 Add the temp slot address to the address -> temp slot map.
22255 (update_temp_slot_address): Update via insert_temp_slot_address.
22256 (free_temp_slots): Call remove_unused_temp_slot_addresses.
22257 (pop_temp_slots): Likewise.
22258 (init_temp_slots): Allocate the address -> temp slot map, or empty
22259 the map if it is already allocated.
22260 (prepare_function_start): Initialize temp slot processing.
22262 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
22264 PR middle-end/38584
22265 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
22266 Calculate the size of all stack vars assuming no packing of stack
22267 vars will happen, replacing a quadratic algorithm with a linear one.
22269 2009-01-03 Jakub Jelinek <jakub@redhat.com>
22272 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
22275 2009-01-03 Diego Novillo <dnovillo@google.com>
22277 * doc/contrib.texi: Update contributions.
22279 2009-01-03 Jakub Jelinek <jakub@redhat.com>
22282 * builtins.c (fold_builtin_memory_op): Give up if either operand
22283 is volatile. Set srctype or desttype to non-qualified version
22287 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
22288 and FUNCTION_DECLs.
22290 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
22292 PR rtl-optimization/35805
22293 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
22294 problem if fast dce is able to remove any instructions.
22295 * dce.c (dce_process_block): Fix dump message.
22297 2009-01-02 Mark Mitchell <mark@codesourcery.com>
22300 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
22302 2009-01-02 Jakub Jelinek <jakub@redhat.com>
22304 PR middle-end/38690
22305 * tree-flow.h (op_code_prio, op_prio): New prototypes.
22306 * tree-pretty-print.c (op_code_prio): New function.
22307 (op_prio): No longer static. Use op_code_prio.
22308 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
22309 Use op_prio and op_code_prio to determine if () should be
22310 printed around operand(s) or not.
22312 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
22313 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
22314 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
22315 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
22316 pp_character instead of pp_string for single letter printing.
22318 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
22320 * doc/extend.texi: Fix '#pragma GCC option' typo.
22322 2009-01-02 Richard Guenther <rguenther@suse.de>
22324 * doc/install.texi (--enable-checking): Mention different
22325 default for stage1.
22326 (--enable-stage1-checking): Document.
22328 2009-01-01 Andrew Pinski <pinskia@gmail.com>
22330 PR middle-end/30142
22331 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
22332 case to be an error.
22334 2009-01-02 Ben Elliston <bje@au.ibm.com>
22336 * config/fp-bit.h (pack_d): Constify argument.
22337 * config/fp-bit.c (makenan): Constify return type. Remove casts.
22338 (isnan): Constify argument.
22340 (iszero): Likewise.
22341 (pack_d): Likewise.
22342 (_fpadd_parts): Constify return type.
22343 (_fpmul_parts): Likewise.
22344 (_fpdiv_parts): Likewise.
22346 2009-01-01 Jakub Jelinek <jakub@redhat.com>
22349 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
22350 warn about overwriting initializer with side-effects or
22351 -Woverride-init if !IMPLICIT.
22352 (output_init_element): Likewise. Pass IMPLICIT down to
22354 (process_init_element): Add IMPLICIT argument. Pass it down
22355 to output_init_element.
22356 (push_init_element, pop_init_level, set_designator): Adjust
22357 process_init_element callers.
22358 (set_nonincremental_init, set_nonincremental_init_from_string):
22359 Adjust add_pending_init callers.
22360 (output_pending_init_elements): Adjust output_init_element callers.
22361 * c-tree.h (process_init_element): Adjust prototype.
22362 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
22363 process_init_element callers.
22366 Copyright (C) 2009 Free Software Foundation, Inc.
22368 Copying and distribution of this file, with or without modification,
22369 are permitted in any medium without royalty provided the copyright
22370 notice and this notice are preserved.