1 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8 * config/mips/mips-protos.h (mips_output_sync): Declare.
9 (mips_sync_loop_insns): Likewise.
10 (mips_output_sync_loop): Replace first two parameters with an rtx.
11 * config/mips/mips.c (mips_multi_member): New structure.
12 (mips_multi_members): New variable.
13 (mips_multi_start): New function.
14 (mips_multi_add): Likewise.
15 (mips_multi_add_insn): Likewise.
16 (mips_multi_add_label): Likewise.
17 (mips_multi_last_index): Likewise.
18 (mips_multi_copy_insn): Likewise.
19 (mips_multi_set_operand): Likewise.
20 (mips_multi_write): Likewise.
21 (mips_print_operand_punctuation): Remove '%|' and '%-'.
22 (mips_init_print_operand_punct): Update accordingly.
23 (mips_start_ll_sc_sync_block): New function.
24 (mips_end_ll_sc_sync_block): Likewise.
25 (mips_output_sync): Likewise.
26 (mips_sync_insn1_template): Likewise.
27 (mips_sync_insn2_template): Likewise.
28 (mips_get_sync_operand): Likewise.
29 (mips_process_sync_loop): Likewise.
30 (mips_output_sync_loop): Use mips_process_sync_loop.
31 (mips_sync_loop_insns): New function.
32 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
33 (MIPS_COMPARE_AND_SWAP_12): Likewise.
34 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
35 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
36 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
37 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
38 (MIPS_SYNC_OLD_OP_12): Likewise.
39 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
40 (MIPS_SYNC_NEW_OP_12): Likewise.
41 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
42 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
43 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
44 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
45 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
46 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
47 * config/mips/mips.md (sync_mem): New attribute.
48 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
49 (sync_exclusive_mask, sync_required_oldval): Likewise.
50 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
51 (sync_release_barrier): Likewise.
52 (length): Handle sync loops.
53 (sync): Use mips_output_sync.
54 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
55 (sync_compare_and_swap<mode>): Set the new sync_* attributes
56 and use mips_output_sync_loop.
57 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
58 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
59 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
60 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
61 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
62 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
63 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
64 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
65 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
67 2009-08-26 Richard Guenther <rguenther@suse.de>
70 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
71 the types to not match.
72 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
74 * tree-ssa.c (useless_type_conversion_p): Conversions to
75 pointers to unprototyped functions are useless.
77 2009-08-26 Richard Guenther <rguenther@suse.de>
79 * tree-ssa-structalias.c (create_variable_info_for): Remove
80 strange whole-program condition, prepare to be called for non-globals.
81 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
82 params build a representative with known type and track its fields.
84 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
86 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
87 clearing by a taken branch.
88 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
89 effectively after bbro pass.
90 (sync_nand<mode>): Ditto.
91 (sync_old_<fetchop_name><mode>): Ditto.
92 (sync_old_nand<mode>): Ditto.
93 (sync_new_<fetchop_name><mode>): Dito.
94 (sync_new_nand<mode>): Ditto.
95 (sync_compare_and_swap<mode>_1): Ditto.
96 (*sync_compare_and_swap<mode>): Ditto.
97 (sync_lock_test_and_set<mode>_1): Ditto.
98 ("sync_lock_test_and_set<mode>): Ditto.
100 2009-08-25 Douglas B Rupp <rupp@gnat.com>
102 * hwint.h (HOST_LONG_FORMAT): New macro
103 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
105 * system.h (HOST_PTR_PRINTF): Resurrect old macro
106 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
107 (HOST_PTR_PRINTF): Document.
109 2009-08-25 Jan Hubicka <jh@suse.cz>
111 * config/i386/bmmintrin.h: Replace by #error.
114 Michael Meissner <michael.meissner@amd.com>
115 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
116 Tony Linthicum <tony.linthicum@amd.com>
118 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
119 (TARGET_ROUND): New macro for the round/ptest instructions which
120 are shared between SSE4.1 and SSE5.
121 (OPTION_MASK_ISA_ROUND): Ditto.
122 (OPTION_ISA_ROUND): Ditto.
123 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
124 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
126 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
127 (-mfused-madd): New switch to give users control over whether the
128 compiler optimizes to use the multiply/add SSE5 instructions.
130 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
131 (ix86_handle_option): Turn off 3dnow if -msse5.
132 (override_options): Add SSE5 support.
133 (print_operand): %Y prints comparison codes for SSE5 com/pcom
135 (ix86_expand_sse_movcc): Add SSE5 support.
136 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
137 vector type to the next largest size.
138 (ix86_expand_sse5_pack): New function to use pperm to pack a
139 vector type to the next smallest size.
140 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
141 (IX86_BUILTIN_FMADDSD): Ditto.
142 (IX86_BUILTIN_FMADDPS): Ditto.
143 (IX86_BUILTIN_FMADDPD): Ditto.
144 (IX86_BUILTIN_FMSUBSS): Ditto.
145 (IX86_BUILTIN_FMSUBSD): Ditto.
146 (IX86_BUILTIN_FMSUBPS): Ditto.
147 (IX86_BUILTIN_FMSUBPD): Ditto.
148 (IX86_BUILTIN_FNMADDSS): Ditto.
149 (IX86_BUILTIN_FNMADDSD): Ditto.
150 (IX86_BUILTIN_FNMADDPS): Ditto.
151 (IX86_BUILTIN_FNMADDPD): Ditto.
152 (IX86_BUILTIN_FNMSUBSS): Ditto.
153 (IX86_BUILTIN_FNMSUBSD): Ditto.
154 (IX86_BUILTIN_FNMSUBPS): Ditto.
155 (IX86_BUILTIN_FNMSUBPD): Ditto.
156 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
157 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
158 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
159 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
160 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
161 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
162 (IX86_BUILTIN_PPERM): Ditto.
163 (IX86_BUILTIN_PERMPS): Ditto.
164 (IX86_BUILTIN_PERMPD): Ditto.
165 (IX86_BUILTIN_PMACSSWW): Ditto.
166 (IX86_BUILTIN_PMACSWW): Ditto.
167 (IX86_BUILTIN_PMACSSWD): Ditto.
168 (IX86_BUILTIN_PMACSWD): Ditto.
169 (IX86_BUILTIN_PMACSSDD): Ditto.
170 (IX86_BUILTIN_PMACSDD): Ditto.
171 (IX86_BUILTIN_PMACSSDQL): Ditto.
172 (IX86_BUILTIN_PMACSSDQH): Ditto.
173 (IX86_BUILTIN_PMACSDQL): Ditto.
174 (IX86_BUILTIN_PMACSDQH): Ditto.
175 (IX86_BUILTIN_PMADCSSWD): Ditto.
176 (IX86_BUILTIN_PMADCSWD): Ditto.
177 (IX86_BUILTIN_PHADDBW): Ditto.
178 (IX86_BUILTIN_PHADDBD): Ditto.
179 (IX86_BUILTIN_PHADDBQ): Ditto.
180 (IX86_BUILTIN_PHADDWD): Ditto.
181 (IX86_BUILTIN_PHADDWQ): Ditto.
182 (IX86_BUILTIN_PHADDDQ): Ditto.
183 (IX86_BUILTIN_PHADDUBW): Ditto.
184 (IX86_BUILTIN_PHADDUBD): Ditto.
185 (IX86_BUILTIN_PHADDUBQ): Ditto.
186 (IX86_BUILTIN_PHADDUWD): Ditto.
187 (IX86_BUILTIN_PHADDUWQ): Ditto.
188 (IX86_BUILTIN_PHADDUDQ): Ditto.
189 (IX86_BUILTIN_PHSUBBW): Ditto.
190 (IX86_BUILTIN_PHSUBWD): Ditto.
191 (IX86_BUILTIN_PHSUBDQ): Ditto.
192 (IX86_BUILTIN_PROTB): Ditto.
193 (IX86_BUILTIN_PROTW): Ditto.
194 (IX86_BUILTIN_PROTD): Ditto.
195 (IX86_BUILTIN_PROTQ): Ditto.
196 (IX86_BUILTIN_PROTB_IMM): Ditto.
197 (IX86_BUILTIN_PROTW_IMM): Ditto.
198 (IX86_BUILTIN_PROTD_IMM): Ditto.
199 (IX86_BUILTIN_PROTQ_IMM): Ditto.
200 (IX86_BUILTIN_PSHLB): Ditto.
201 (IX86_BUILTIN_PSHLW): Ditto.
202 (IX86_BUILTIN_PSHLD): Ditto.
203 (IX86_BUILTIN_PSHLQ): Ditto.
204 (IX86_BUILTIN_PSHAB): Ditto.
205 (IX86_BUILTIN_PSHAW): Ditto.
206 (IX86_BUILTIN_PSHAD): Ditto.
207 (IX86_BUILTIN_PSHAQ): Ditto.
208 (IX86_BUILTIN_FRCZSS): Ditto.
209 (IX86_BUILTIN_FRCZSD): Ditto.
210 (IX86_BUILTIN_FRCZPS): Ditto.
211 (IX86_BUILTIN_FRCZPD): Ditto.
212 (IX86_BUILTIN_CVTPH2PS): Ditto.
213 (IX86_BUILTIN_CVTPS2PH): Ditto.
214 (IX86_BUILTIN_COMEQSS): Ditto.
215 (IX86_BUILTIN_COMNESS): Ditto.
216 (IX86_BUILTIN_COMLTSS): Ditto.
217 (IX86_BUILTIN_COMLESS): Ditto.
218 (IX86_BUILTIN_COMGTSS): Ditto.
219 (IX86_BUILTIN_COMGESS): Ditto.
220 (IX86_BUILTIN_COMUEQSS): Ditto.
221 (IX86_BUILTIN_COMUNESS): Ditto.
222 (IX86_BUILTIN_COMULTSS): Ditto.
223 (IX86_BUILTIN_COMULESS): Ditto.
224 (IX86_BUILTIN_COMUGTSS): Ditto.
225 (IX86_BUILTIN_COMUGESS): Ditto.
226 (IX86_BUILTIN_COMORDSS): Ditto.
227 (IX86_BUILTIN_COMUNORDSS): Ditto.
228 (IX86_BUILTIN_COMFALSESS): Ditto.
229 (IX86_BUILTIN_COMTRUESS): Ditto.
230 (IX86_BUILTIN_COMEQSD): Ditto.
231 (IX86_BUILTIN_COMNESD): Ditto.
232 (IX86_BUILTIN_COMLTSD): Ditto.
233 (IX86_BUILTIN_COMLESD): Ditto.
234 (IX86_BUILTIN_COMGTSD): Ditto.
235 (IX86_BUILTIN_COMGESD): Ditto.
236 (IX86_BUILTIN_COMUEQSD): Ditto.
237 (IX86_BUILTIN_COMUNESD): Ditto.
238 (IX86_BUILTIN_COMULTSD): Ditto.
239 (IX86_BUILTIN_COMULESD): Ditto.
240 (IX86_BUILTIN_COMUGTSD): Ditto.
241 (IX86_BUILTIN_COMUGESD): Ditto.
242 (IX86_BUILTIN_COMORDSD): Ditto.
243 (IX86_BUILTIN_COMUNORDSD): Ditto.
244 (IX86_BUILTIN_COMFALSESD): Ditto.
245 (IX86_BUILTIN_COMTRUESD): Ditto.
246 (IX86_BUILTIN_COMEQPS): Ditto.
247 (IX86_BUILTIN_COMNEPS): Ditto.
248 (IX86_BUILTIN_COMLTPS): Ditto.
249 (IX86_BUILTIN_COMLEPS): Ditto.
250 (IX86_BUILTIN_COMGTPS): Ditto.
251 (IX86_BUILTIN_COMGEPS): Ditto.
252 (IX86_BUILTIN_COMUEQPS): Ditto.
253 (IX86_BUILTIN_COMUNEPS): Ditto.
254 (IX86_BUILTIN_COMULTPS): Ditto.
255 (IX86_BUILTIN_COMULEPS): Ditto.
256 (IX86_BUILTIN_COMUGTPS): Ditto.
257 (IX86_BUILTIN_COMUGEPS): Ditto.
258 (IX86_BUILTIN_COMORDPS): Ditto.
259 (IX86_BUILTIN_COMUNORDPS): Ditto.
260 (IX86_BUILTIN_COMFALSEPS): Ditto.
261 (IX86_BUILTIN_COMTRUEPS): Ditto.
262 (IX86_BUILTIN_COMEQPD): Ditto.
263 (IX86_BUILTIN_COMNEPD): Ditto.
264 (IX86_BUILTIN_COMLTPD): Ditto.
265 (IX86_BUILTIN_COMLEPD): Ditto.
266 (IX86_BUILTIN_COMGTPD): Ditto.
267 (IX86_BUILTIN_COMGEPD): Ditto.
268 (IX86_BUILTIN_COMUEQPD): Ditto.
269 (IX86_BUILTIN_COMUNEPD): Ditto.
270 (IX86_BUILTIN_COMULTPD): Ditto.
271 (IX86_BUILTIN_COMULEPD): Ditto.
272 (IX86_BUILTIN_COMUGTPD): Ditto.
273 (IX86_BUILTIN_COMUGEPD): Ditto.
274 (IX86_BUILTIN_COMORDPD): Ditto.
275 (IX86_BUILTIN_COMUNORDPD): Ditto.
276 (IX86_BUILTIN_COMFALSEPD): Ditto.
277 (IX86_BUILTIN_COMTRUEPD): Ditto.
278 (IX86_BUILTIN_PCOMEQUB): Ditto.
279 (IX86_BUILTIN_PCOMNEUB): Ditto.
280 (IX86_BUILTIN_PCOMLTUB): Ditto.
281 (IX86_BUILTIN_PCOMLEUB): Ditto.
282 (IX86_BUILTIN_PCOMGTUB): Ditto.
283 (IX86_BUILTIN_PCOMGEUB): Ditto.
284 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
285 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
286 (IX86_BUILTIN_PCOMEQUW): Ditto.
287 (IX86_BUILTIN_PCOMNEUW): Ditto.
288 (IX86_BUILTIN_PCOMLTUW): Ditto.
289 (IX86_BUILTIN_PCOMLEUW): Ditto.
290 (IX86_BUILTIN_PCOMGTUW): Ditto.
291 (IX86_BUILTIN_PCOMGEUW): Ditto.
292 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
293 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
294 (IX86_BUILTIN_PCOMEQUD): Ditto.
295 (IX86_BUILTIN_PCOMNEUD): Ditto.
296 (IX86_BUILTIN_PCOMLTUD): Ditto.
297 (IX86_BUILTIN_PCOMLEUD): Ditto.
298 (IX86_BUILTIN_PCOMGTUD): Ditto.
299 (IX86_BUILTIN_PCOMGEUD): Ditto.
300 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
301 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
302 (IX86_BUILTIN_PCOMEQUQ): Ditto.
303 (IX86_BUILTIN_PCOMNEUQ): Ditto.
304 (IX86_BUILTIN_PCOMLTUQ): Ditto.
305 (IX86_BUILTIN_PCOMLEUQ): Ditto.
306 (IX86_BUILTIN_PCOMGTUQ): Ditto.
307 (IX86_BUILTIN_PCOMGEUQ): Ditto.
308 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
309 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
310 (IX86_BUILTIN_PCOMEQB): Ditto.
311 (IX86_BUILTIN_PCOMNEB): Ditto.
312 (IX86_BUILTIN_PCOMLTB): Ditto.
313 (IX86_BUILTIN_PCOMLEB): Ditto.
314 (IX86_BUILTIN_PCOMGTB): Ditto.
315 (IX86_BUILTIN_PCOMGEB): Ditto.
316 (IX86_BUILTIN_PCOMFALSEB): Ditto.
317 (IX86_BUILTIN_PCOMTRUEB): Ditto.
318 (IX86_BUILTIN_PCOMEQW): Ditto.
319 (IX86_BUILTIN_PCOMNEW): Ditto.
320 (IX86_BUILTIN_PCOMLTW): Ditto.
321 (IX86_BUILTIN_PCOMLEW): Ditto.
322 (IX86_BUILTIN_PCOMGTW): Ditto.
323 (IX86_BUILTIN_PCOMGEW): Ditto.
324 (IX86_BUILTIN_PCOMFALSEW): Ditto.
325 (IX86_BUILTIN_PCOMTRUEW): Ditto.
326 (IX86_BUILTIN_PCOMEQD): Ditto.
327 (IX86_BUILTIN_PCOMNED): Ditto.
328 (IX86_BUILTIN_PCOMLTD): Ditto.
329 (IX86_BUILTIN_PCOMLED): Ditto.
330 (IX86_BUILTIN_PCOMGTD): Ditto.
331 (IX86_BUILTIN_PCOMGED): Ditto.
332 (IX86_BUILTIN_PCOMFALSED): Ditto.
333 (IX86_BUILTIN_PCOMTRUED): Ditto.
334 (IX86_BUILTIN_PCOMEQQ): Ditto.
335 (IX86_BUILTIN_PCOMNEQ): Ditto.
336 (IX86_BUILTIN_PCOMLTQ): Ditto.
337 (IX86_BUILTIN_PCOMLEQ): Ditto.
338 (IX86_BUILTIN_PCOMGTQ): Ditto.
339 (IX86_BUILTIN_PCOMGEQ): Ditto.
340 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
341 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
342 (enum multi_arg_type): New enum for describing the various SSE5
343 intrinsic argument types.
344 (bdesc_multi_arg): New table for SSE5 intrinsics.
345 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
346 (ix86_expand_multi_arg_builtin): New function for creating SSE5
348 (ix86_expand_builtin): Add SSE5 intrinsic support.
349 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
350 operand instructions.
351 (ix86_expand_sse5_multiple_memory): New function to split the
352 second memory reference from SSE5 instructions.
353 (type_has_variadic_args_p): Delete in favor of stdarg_p.
354 (ix86_return_pops_args): Use stdarg_p to determine if the function
355 has variable arguments.
356 (ix86_setup_incoming_varargs): Ditto.
357 (x86_this_parameter): Ditto.
359 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
361 (ix86_expand_sse5_pack): Ditto.
362 (ix86_sse5_valid_op_p): Ditto.
363 (ix86_expand_sse5_multiple_memory): Ditto.
365 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
366 constant for SSE5 support.
367 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
368 (UNSPEC_SSE5_TRUEFALSE): Ditto.
369 (UNSPEC_SSE5_PERMUTE): Ditto.
370 (UNSPEC_SSE5_ASHIFT): Ditto.
371 (UNSPEC_SSE5_LSHIFT): Ditto.
372 (UNSPEC_FRCZ): Ditto.
373 (UNSPEC_CVTPH2PS): Ditto.
374 (UNSPEC_CVTPS2PH): Ditto.
375 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
377 (COM_FALSE_S): Ditto.
378 (COM_FALSE_P): Ditto.
381 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
382 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
384 (memory attribute): Ditto.
385 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
386 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
387 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
388 (floor<mode>2): Ditto.
389 (ceil<mode>2): Ditto.
390 (btrunc<mode>2): Ditto.
391 (nearbyintdf2): Ditto.
392 (nearbyintsf2): Ditto.
393 (sse_setccsf): Disable if SSE5.
394 (sse_setccdf): Ditto.
395 (sse5_setcc<mode>): New support for SSE5 conditional move.
396 (sse5_pcmov_<mode>): Ditto.
398 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
401 (ssemodesuffixf4): New mode attribute for SSE5.
402 (ssemodesuffixf2s): Ditto.
403 (ssemodesuffixf2c): Ditto.
404 (sserotatemax): Ditto.
405 (ssescalarmode): Ditto.
406 (sse_maskcmpv4sf3): Disable if SSE5.
407 (sse_maskcmpv2df3): Ditto.
408 (sse_vmmaskcmpv4sf3): Ditto.
409 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
411 (sse5_vmfmadd<mode>4): Ditto.
412 (sse5_fmsub<mode>4): Ditto.
413 (sse5_vmfmsub<mode>4): Ditto.
414 (sse5_fnmadd<mode>4): Ditto.
415 (sse5_vmfnmadd<mode>4): Ditto.
416 (sse5_fnmsub<mode>4): Ditto.
417 (sse5_vmfnmsub<mode>4): Ditto.
418 (sse5i_fmadd<mode>4): Ditto.
419 (sse5i_fmsub<mode>4): Ditto.
420 (sse5i_fnmadd<mode>4): Ditto.
421 (sse5i_fnmsub<mode>4): Ditto.
422 (sse5i_vmfmadd<mode>4): Ditto.
423 (sse5i_vmfmsub<mode>4): Ditto.
424 (sse5i_vmfnmadd<mode>4): Ditto.
425 (sse5i_vmfnmsub<mode>4): Ditto.
426 (mulv16qi3): Add SSE5 support.
428 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
429 (sse2_mulv4si3): Disable if SSE5.
430 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
431 (sse4_1_roundps): Ditto.
432 (sse4_1_roundsd): Ditto.
433 (sse4_1_roundss): Ditto.
434 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
436 (sse_maskcmpsf3): Ditto.
437 (sse_vmmaskcmpv4sf3): Ditto.
438 (sse2_maskcmpv2df3): Ditto.
439 (sse2_maskcmpdf3): Ditto.
440 (sse2_vmmaskcmpv2df3): Ditto.
441 (sse2_eq<mode>3): Ditto.
442 (sse2_gt<mode>3): Ditto.
443 (sse5_pcmov_<mode>): Add SSE5 support.
444 (vec_unpacku_hi_v16qi): Ditto.
445 (vec_unpacks_hi_v16qi): Ditto.
446 (vec_unpacku_lo_v16qi): Ditto.
447 (vec_unpacks_lo_v16qi): Ditto.
448 (vec_unpacku_hi_v8hi): Ditto.
449 (vec_unpacks_hi_v8hi): Ditto.
450 (vec_unpacku_lo_v8hi): Ditto.
451 (vec_unpacks_lo_v8hi): Ditto.
452 (vec_unpacku_hi_v4si): Ditto.
453 (vec_unpacks_hi_v4si): Ditto.
454 (vec_unpacku_lo_v4si): Ditto.
455 (vec_unpacks_lo_v4si): Ditto.
456 (sse5_pmacsww): New SSE5 intrinsic insn.
457 (sse5_pmacssww): Ditto.
458 (sse5_pmacsdd): Ditto.
459 (sse5_pmacssdd): Ditto.
460 (sse5_pmacssdql): Ditto.
461 (sse5_pmacssdqh): Ditto.
462 (sse5_pmacsdqh): Ditto.
463 (sse5_pmacsswd): Ditto.
464 (sse5_pmacswd): Ditto.
465 (sse5_pmadcsswd): Ditto.
466 (sse5_pmadcswd): Ditto.
467 (sse5_pcmov_<move>): Conditional move support on SSE5.
468 (sse5_phaddbw): New SSE5 intrinsic insn.
469 (sse5_phaddbd): Ditto.
470 (sse5_phaddbq): Ditto.
471 (sse5_phaddwd): Ditto.
472 (sse5_phaddwq): Ditto.
473 (sse5_phadddq): Ditto.
474 (sse5_phaddubw): Ditto.
475 (sse5_phaddubd): Ditto.
476 (sse5_phaddubq): Ditto.
477 (sse5_phadduwd): Ditto.
478 (sse5_phadduwq): Ditto.
479 (sse5_phaddudq): Ditto.
480 (sse5_phsubbw): Ditto.
481 (sse5_phsubwd): Ditto.
482 (sse5_phsubdq): Ditto.
484 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
485 (sse5_pperm_zero_v16qi_v8hi): Ditto.
486 (sse5_pperm_sign_v8hi_v4si): Ditto.
487 (sse5_pperm_zero_v8hi_v4si): Ditto.
488 (sse5_pperm_sign_v4si_v2di): Ditto.
489 (sse5_pperm_sign_v4si_v2di): Ditto.
490 (sse5_pperm_pack_v2di_v4si): Ditto.
491 (sse5_pperm_pack_v4si_v8hi): Ditto.
492 (sse5_pperm_pack_v8hi_v16qi): Ditto.
493 (sse5_perm<mode>): New SSE5 intrinsic insn.
494 (rotl<mode>3): Ditto.
495 (sse5_rotl<mode>3): Ditto.
496 (sse5_ashl<mode>3): Ditto.
497 (sse5_lshl<mode>3): Ditto.
498 (sse5_frcz<mode>2): Ditto.
499 (sse5s_frcz<mode>2): Ditto.
500 (sse5_cvtph2ps): Ditto.
501 (sse5_cvtps2ph): Ditto.
502 (sse5_vmmaskcmp<mode>3): Ditto.
503 (sse5_com_tf<mode>3): Ditto.
504 (sse5_maskcmp<mode>3): Ditto.
505 (sse5_maskcmp_uns<mode>3): Ditto.
506 (sse5_maskcmp_uns2<mode>3): Ditto.
507 (sse5_pcom_tf<mode>3): Ditto.
509 * config/i386/predicates.md (sse5_comparison_float_operator):
510 New predicate to match the comparison operators supported by
511 the SSE5 com instruction.
512 (ix86_comparison_int_operator): New predicate to match just the
513 signed int comparisons.
514 (ix86_comparison_uns_operator): New predicate to match just the
515 unsigned int comparisons.
517 * doc/invoke.texi (-msse5): Add documentation.
518 (-mfused-madd): Ditto.
520 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
522 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
526 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
528 * config/i386/bmmintrin.h: New file, provide common x86 compiler
529 intrinisics for SSE5.
531 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
534 * config/i386/mmintrin-common.h: New file, to contain common
535 instructions between SSE4.1 and SSE5.
537 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
538 FOREACH_FUNCTION_ARGS to iterate over the argument list.
539 (gen_regparm_prefix): Ditto.
541 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
542 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
543 prototype_p to determine if a function is prototyped.
545 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
547 * c-common.c (c_common_reswords) add the alignof keyword,
548 with same RID as __alignof and __alignof__
550 2009-08-25 Anatoly Sokolov <aesok@post.ru>
552 * hooks.h (hook_bool_const_int_const_int_true): Declare.
553 * hooks.c (hook_bool_const_int_const_int_true): New function.
554 * target.h (struct gcc_target): Add can_eliminate field.
555 * target-def.h (TARGET_CAN_ELIMINATE): Define.
556 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
557 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
558 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
559 (elim_table): Revise comment.
560 * system.h (CAN_ELIMINATE): Poison.
561 * defaults.h (CAN_ELIMINATE): Remove.
562 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
564 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
565 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
567 (alpha_vms_can_eliminate): Declare as static, change return type to
569 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
571 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
572 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
573 (arm_can_eliminate): New function.
575 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
576 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
577 (avr_can_eliminate): Declare as static.
578 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
580 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
581 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
582 (bfin_can_eliminate): New function.
584 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
585 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
586 (crx_can_eliminate): New function.
588 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
589 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
590 (fr30_can_eliminate): New function.
592 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
593 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
594 (frv_can_eliminate): New function.
596 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
597 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
598 (h8300_can_eliminate): New function.
600 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
601 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
602 (i386_can_eliminate): Declare as static, change return type to bool.
603 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
605 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
606 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
607 (ia64_can_eliminate): New function.
609 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
610 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
611 (iq2000_can_eliminate): New function.
613 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
614 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
615 (m32r_can_eliminate): New function.
617 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
618 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
619 (m68hc11_can_eliminate): New function.
621 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
622 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
623 (m68k_can_eliminate): New function.
625 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
626 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
627 (mep_can_eliminate): New function.
629 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
630 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
631 (mips_can_eliminate): New function.
633 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
634 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
635 (rs6000_can_eliminate): New function.
637 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
638 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
639 (s390_can_eliminate): Declare as static.
640 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
642 * config/score/score.h (CAN_ELIMINATE): Remove macro.
643 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
644 (score_can_eliminate): New function.
646 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
647 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
648 (sparc_can_eliminate): Declare as static.
649 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
651 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
652 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
653 (xstormy16_can_eliminate): New function.
655 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
656 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
657 (v850_can_eliminate): New function.
659 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
661 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
662 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
663 (*movdfcc_ext[1234]): Disable for IEEE mode.
665 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
667 * gimplify.c (prepare_gimple_addressable): New static function.
668 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
670 (gimplify_addr_expr): Invoke it similarly on the operand instead of
671 manually fiddling with it.
673 2009-08-25 Michael Matz <matz@suse.de>
675 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
676 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
678 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
679 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
680 (do_jump): Split out code for simple binary comparisons into ...
681 (do_jump_1): ... this, taking the individual operands and code.
682 Change callers to helper function above accordingly.
683 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
686 2009-08-25 Michael Matz <matz@suse.de>
688 * expr.h (struct separate_ops, sepops): New type for passing
689 around an exploded simple expression.
690 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
691 Use this structure instead of expression tree.
692 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
693 expression, only its type.
694 (expand_vec_cond_expr): Take type and individual operands instead
696 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
697 expand_vec_shift_expr): Change prototype accordingly.
698 * tree-vect-stmts.c (vectorizable_condition): Change call of
699 expand_vec_cond_expr_p to pass only type.
700 * expr.c (do_store_flags): Change prototype and implementation
701 to take an exploded expression.
702 (expand_expr_real_1): New local ops initialized with details
703 of the full expression. Use it instead of full
704 expression in calls to do_store_flags, expand_vec_cond_expr,
705 expand_widen_pattern_expr and expand_vec_shift_expr.
707 2009-08-25 Michael Matz <matz@suse.de>
709 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
710 treeop2 initialized with first three operands of the full expression.
711 Substitute all TREE_OPERAND (exp, [012]) calls with them.
713 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
715 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
716 (__gthread_objc_condition_allocate): Mark arguments as unused.
717 (__gthread_objc_condition_deallocate): Likewise.
718 (__gthread_objc_condition_wait): Likewise.
719 (__gthread_objc_condition_broadcast): Likewise.
720 (__gthread_objc_condition_signal): Likewise.
721 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
722 (__gthread_objc_thread_id): Likewise.
724 2009-08-25 Janus Weil <janus@gcc.gnu.org>
727 * tree-pretty-print.c (print_call_name): Print the correct call name
728 for procedure pointer components.
730 2009-08-24 Steve Ellcey <sje@cup.hp.com>
732 * config/ia64/ia64.c (ia64_promote_function_mode): Call
733 default_promote_function_mode when not VMS.
735 2009-08-24 Olivier Hainque <hainque@adacore.com>
737 * convert.c (convert_to_integer): Don't assume an input pointer is
738 POINTER_SIZE wide. Fetch from the type instead.
740 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
742 * configure.ac (AC_PREREQ): Bump to 2.64.
744 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
746 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
747 (process_command): Don't search standard_exec_prefix_1 and
748 standard_exec_prefix_2.
750 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
752 * config/arm/arm.c (output_return_instruction): Handle for
755 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
757 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
759 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
761 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
762 (*arm_movdf_vfp): Likewise.
764 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
766 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
767 (vashr<mode>3): Rename from ashr<mode>3.
768 (vlshr<mode>3): Rename from lshr<mode>3.
770 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
773 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
774 (check_format_info_main): Use scalar_identify_flag.
775 (check_format_types): Check for scalar size identity if
776 scalar_identify_flag is set.
777 (printf_length_specs): Extend by new field.
778 (asm_fprintf_length_specs): Likewise.
779 (gcc_diag_length_specs): Likewise.
780 (scanf_length_specs): Likewise.
781 (strfmon_length_specs): Likewise.
782 (gcc_gfc_length_specs): Likewise.
783 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
784 (ms_printf_flag_specs): Likewise.
785 * c-format.h (format_length_info): Add new member scalar_identity_flag.
787 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
790 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
791 (*call_value_pop_1): Ditto.
792 (*sibcall_pop_1): New insn pattern.
793 (*sibcall_value_pop_1): Ditto.
795 2009-08-23 Alan Modra <amodra@bigpond.net.au>
798 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
801 2009-08-23 Alan Modra <amodra@bigpond.net.au>
804 * fwprop.c (try_fwprop_subst): Allow multiple sets.
805 (get_reg_use_in): New function.
806 (forward_propagate_subreg): Propagate through subreg of zero_extend
809 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
811 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
812 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
814 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
816 * configure.ac: Remove --with-datarootdir, --with-docdir,
817 --with-htmldir switches. No need to call AC_SUBST for
818 datarootdir, docdir, htmldir any more.
819 * configure: Regenerate.
820 * doc/install.texi (Configuration): Document --datarootdir,
821 --docdir, --htmldir, --pdfdir; update documentation for
823 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
826 * aclocal.m4: Regenerate.
827 * config.in: Regenerate.
828 * configure: Regenerate.
830 2009-08-21 Douglas B Rupp <rupp@gnat.com>
831 Olivier Hainque <hainque@adacore.com>
833 * config/ia64/ia64.c: Include libfuncs.h.
834 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
835 (ia64_expand_call): Use reg 25 on VMS.
836 (ia64_initialize_trampoline): Fix for VMS ABI.
837 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
838 (ia64_function_arg): Initialize reg 25 on VMS.
839 Fix OpenVMS ABI issues for varargs.
840 For OpenVMS, emit the Argument Information register set in the
841 incoming/sibcall case as well.
842 (ia64_arg_type): New function.
843 (ia64_function_arg_advance): Keep track of cum->words.
844 Fix OpenVMS ABI issues for varargs.
845 (ia64_function_value): On VMS, promote mode of non-aggregate types.
846 (ia64_override_options): Set flag_no_common on VMS.
847 (ia64_init_builtins): Disable FWRITE builtin.
848 (ia64_asm_output_external): Call DO_CRTL_NAMES.
849 (ia64_vms_init_libfuncs): Add decc$ routines.
850 (ia64_vms_valid_pointer_mode): New function.
851 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
852 (ia64_promote_function_mode): New function
853 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
854 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
855 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
856 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
857 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
858 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
859 Suppress trailing '#' if VALUE is numeric.
860 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
861 ia64_promote_function_mode.
862 (TARGET_VALID_POINTER_MODE): Define.
864 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
867 * config/rs6000/rs6000.c (rs6000_override_options): Use
868 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
871 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
872 reporting of vector + decimal/boolean/complex error.
874 2009-08-21 Jakub Jelinek <jakub@redhat.com>
876 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
877 __vector double TYPE_DECL.
879 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
881 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
882 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
883 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
884 to pointer to enum machine_mode. Update all callers as needed.
886 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
888 * config/alpha/alpha.md (exception_receiver): Emit alternative
889 GP load sequence if flag_reorder_blocks_and_partition is set.
890 (*exception_receiver_2): Also enable when
891 flag_reorder_blocks_and_partition is set.
893 2009-08-20 Matt Rice <ratmice@gmail.com>
894 Diego Novillo <dnovillo@google.com>
896 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
899 2009-08-20 Richard Guenther <rguenther@suse.de>
901 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
902 * c-tree.h (c_dup_lang_specific_decl): Remove.
903 (struct lang_decl, struct lang_type): Move definitions ...
904 * c-lang.h: ... here. New file.
905 * c-decl.c: Include c-lang.h.
906 (c_dup_lang_specific_decl): Remove.
907 * c-typeck.c: Include c-lang.h.
908 * Makefile.in (c-decl.o): Add c-lang.h dependency.
909 (c-typeck.o): Likewise.
910 * c-config-lang.in (gtfiles): Add c-lang.h.
911 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
914 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
916 * config/alpha/alpha.c (alpha_end_function): Do not clear
917 crtl->emit structure and free insn locators if cfun->is_thunk is true,
918 this is now handled in generic code.
920 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
922 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
923 (s390_z10_fix_long_loop_prediction): New function.
924 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
925 (s390_reorg): Walk over the INSNs and invoke
926 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
928 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
930 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
931 "*brx_64bit", "*brx_31bit"): New patterns.
932 * config/s390/s390.c ('E'): New output modifier.
934 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
935 Richard Earnshaw <richard.earnshaw@arm.com>
937 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
938 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
940 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
942 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
944 * pa.c (emit_move_sequence): Check if address of operand1 is valid
945 for mode mode of operand0 when doing secondary reload for SAR.
947 2009-08-19 Jakub Jelinek <jakub@redhat.com>
950 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
951 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
953 2009-08-19 Jason Merrill <jason@redhat.com>
955 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
956 supported template depth in C++0x.
958 2009-08-19 Jakub Jelinek <jakub@redhat.com>
960 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
961 free_after_compilation.
962 * config/score/score7.c (score7_output_mi_thunk): Likewise.
963 * config/score/score3.c (score3_output_mi_thunk): Likewise.
964 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
965 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
966 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
967 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
968 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
970 2009-08-19 Ian Lance Taylor <iant@google.com>
972 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
973 of (plus (mult (neg B) C) A).
975 2009-08-18 Michael Matz <matz@suse.de>
977 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
978 instead of comparing TYPE_MAIN_VARIANT for equality.
979 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
980 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
981 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
982 * gimplify.c (goa_lhs_expr_p): Ditto and use
983 STRIP_USELESS_TYPE_CONVERSION.
985 2009-08-18 Michael Matz <matz@suse.de>
987 * tree-ssa-structalias.c (create_variable_info_for): Also mark
988 first field in a struct.
989 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
991 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
993 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
994 locators before emit_insn is called. Remove assert that
996 (alpha_end_function): Clear crtl->emit structure and free insn
997 locators if cfun->is_thunk is true.
999 2009-08-18 Jason Merrill <jason@redhat.com>
1001 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1003 * configure.ac: Test for it.
1004 * configure, config.in: Regenerate.
1005 * doc/install.texi: Document --enable-gnu-unique-object.
1007 2009-08-18 Richard Guenther <rguenther@suse.de>
1010 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
1011 pow(x,y*z) only if x is nonnegative.
1013 2009-08-18 Jakub Jelinek <jakub@redhat.com>
1015 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
1019 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
1020 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
1022 2009-08-17 DJ Delorie <dj@redhat.com>
1024 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
1025 * config/m32c/prologue.md (epilogue_freit): New.
1027 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
1028 (bank_switch_p): Likewise.
1029 (fast_interrupt_p): Likewise.
1030 (interrupt_p): Likewise.
1031 (m32c_conditional_register_usage): Round memregs size up.
1032 (need_to_save): We only need to save $a0 when we use ENTER.
1033 (interrupt_p): Check for fast_interrupt too.
1034 (bank_switch_p): New.
1035 (fast_interrupt_p): New.
1036 (m32c_attribute_table): Add bank_switch and fast_interrupt.
1037 (m32c_emit_prolog): Support bank switching and fast interrupts.
1038 * doc/extend.texi (Function Attributes): Add bank_switch and
1041 2009-08-17 Douglas B Rupp <rupp@gnat.com>
1043 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
1044 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
1046 2009-08-16 Douglas B Rupp <rupp@gnat.com>
1048 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
1049 (menu): Add IA-64/VMS Options.
1050 (IA-64/VMS Options): Likewise.
1052 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
1055 * config/mips/mips.md (*lwxs): Use :P for pointer values.
1057 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
1059 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
1060 (mips_pop_asm_switch): Likewise.
1061 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
1063 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
1064 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
1065 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
1066 (mips_print_operand_punctuation): Use them. Check mips_noreorder
1067 instead of set_noreorder.
1068 (mips_output_function_prologue): Use the new functions.
1069 (mips_output_function_epilogue): Likewise.
1070 (mips_need_noat_wrapper_p): New function, split out from...
1071 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
1072 Use mips_push_asm_switch and mips_pop_asm_switch.
1073 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
1074 and mips_pop_asm_switch.
1075 (ASM_OUTPUT_REG_POP): Likewise.
1076 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
1077 Use mips_pop_asm_switch.
1078 (mips_asm_switch): New structure.
1079 (set_noreorder, set_nomacro): Replace with...
1080 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
1081 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
1082 instead of set_nomacro.
1083 (fix_truncsfsi2_macro): Likewise.
1084 (cprestore): Likewise.
1085 (hazard): Use mips_noreorder instead of set_noreorder.
1086 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1088 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
1090 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
1091 from prev_active_insn.
1093 2009-08-16 Anatoly Sokolov <aesok@post.ru>
1095 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
1096 * config/avr/avr.c (avr_override_options): Initialize
1097 avr_current_arch variable.
1098 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
1099 __AVR_HAVE_16BIT_SP__ according to the device type.
1100 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
1102 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
1103 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
1105 2009-08-16 Dodji Seketeli <dodji@redhat.com>
1108 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
1109 generating inlined subroutine die only. We shouldn't be
1110 called for anything else.
1111 (gen_block_die): Don't generate inline subroutine debug info for
1114 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1116 * graphite-poly.c (print_pbb): Print PBB index.
1118 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1121 * graphite-interchange.c (ppl_max_for_le): Moved...
1122 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1123 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
1124 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1125 * graphite-ppl.h (ppl_max_for_le): Declared.
1127 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
1129 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
1130 supported on all platforms.
1131 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
1132 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
1133 * c-pragma.c: Likewise.
1134 * target-def.h (TARGET_INITIALIZER): Remove
1135 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
1136 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
1138 2009-08-14 Douglas B Rupp <rupp@gnat.com>
1140 * config/ia64/fde-vms.c: New file.
1141 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
1142 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
1143 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
1144 (uw_frame_state_for): Only register a personality routine if it is
1145 known to be compatible with our expectations.
1146 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
1147 Declare unw_table_entry stack variable and
1148 mod all calls to _Unwind_FindTableEntry to add arg.
1149 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
1150 (_Unwind_FindTableEntry): Add arg to prototype.
1152 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
1154 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
1155 field 'signal_pfs_loc'.
1156 (uw_frame_state_for): Remove duplicate code dealing with leaf
1157 procedures without unwind info.
1158 If in the frame after unwinding through a signal handler, restore
1159 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
1160 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
1161 'pfs_loc' to the AR.PFS location in the signal context; instead
1162 set 'signal_pfs_loc'.
1163 Manually generate the unwind info for the AR.PFS register.
1164 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
1165 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
1166 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
1167 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
1168 instead set 'signal_pfs_loc'.
1169 Remove code preventing the AR.PFS register from being restored
1170 from the signal context.
1172 2009-08-14 Douglas B Rupp <rupp@gnat.com>
1173 Tristan Gingold <gingold@adacore.com>
1175 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
1176 * config/ia64/t-vms: New file.
1177 * config/ia64/vms64.h: New file.
1178 * config/ia64/vms.h: New file.
1179 * config/ia64/vms-crtinit.asm: New file.
1180 * config/ia64/vms_symvec_libgcc_s.opt: New file.
1181 * config/ia64/vms-unwind.h: New file.
1183 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
1185 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
1188 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1191 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
1193 * real.h (do_mpc_arg2): ... here.
1194 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
1197 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
1199 * final.c (add_debug_prefix_map): Don't use GC memory for
1200 old_prefix and new_prefix.
1202 2009-08-14 Richard Guenther <rguenther@suse.de>
1204 * ipa-prop.c (compute_complex_pass_through): If we cannot
1205 compute a non-varying offset for IPA_JF_ANCESTOR punt.
1207 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1209 * c-lex.c (c_lex_with_flags): Increase size of local variable
1210 to avoid memory clobber.
1212 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
1215 * config/i386/i386.c (ix86_fp_comparison_strategy):
1216 Only enable/disable sahf at function granularity.
1218 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
1220 PR rtl-optimization/41064
1221 * reload1.c (reload_as_needed): Don't call extract_insn
1222 for known invalid replacements after calling
1223 validate_replace_rtx_group and verify_changes.
1225 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
1228 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
1229 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
1230 ix86_expand_fp_vcond.
1231 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
1232 Assert that operation is supported by ix86_expand_int_vcond.
1233 (vcondu<SSEMODE124C8:mode>): Ditto.
1235 2009-08-13 DJ Delorie <dj@redhat.com>
1237 * config/i386/djgpp-stdint.h: New.
1238 * config.gcc (djgpp): Use it.
1240 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
1242 * config/sh/sh.c (sh_override_options): When flag_exceptions or
1243 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
1245 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1247 * tree-ssa-loop-prefetch.c
1248 (prune_ref_by_group_reuse): Enhance probabilistic analysis
1249 for long-stride pruning.
1250 (compute_miss_rate): New function to compute the probability
1251 that two memory references access different cache lines.
1253 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
1255 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
1257 2009-08-13 Richard Guenther <rguenther@suse.de>
1260 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
1261 use the constant pointer type.
1262 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
1263 of CV qualifiers on the target pointer type.
1264 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
1265 conversion check before restrict check.
1267 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1270 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
1272 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1274 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
1276 2009-08-12 Richard Guenther <rguenther@suse.de>
1278 PR tree-optimization/41011
1279 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
1280 and reference constructing.
1282 2009-08-12 Xinliang David Li <davidxl@google.com>
1284 PR tree-optimization/41012
1285 * tree-flow.h : New external interface.
1286 * gimple-low.c (check_call_arg): Change to public function.
1287 Remove argument mismatch check in lowering.
1288 * tree-inline.h (tree_can_inline_p): Interface change.
1289 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
1291 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
1292 Call change to tree_can_inline_p function.
1293 (cgraph_decide_inlining_incrementally): Ditto.
1295 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
1297 PR tree-optimization/41031
1298 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
1299 on the partition variable rather than promote_mode on the source
1300 type. Assert that the partition variable's type has the same
1301 mode as the source value's.
1303 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
1305 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
1306 for for_return == 2.
1307 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
1309 * calls.c (expand_call): Fix typo.
1310 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
1312 * stmt.c (expand_value_return): Use promote_function_mode to copy out
1314 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
1315 * config/cris/cris.c (cris_promote_function_mode): Likewise.
1316 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
1317 * config/pa/pa.c (pa_promote_function_mode): Likewise.
1319 2009-08-12 Andrew Haley <aph@redhat.com>
1321 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
1323 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1326 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
1328 2009-08-12 Richard Guenther <rguenther@suse.de>
1330 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
1331 * gimplify.c (gimplify_modify_expr): Do not use
1332 lang_hooks.types_compatible_p.
1333 * tree-ssa.c (useless_type_conversion_p): For aggregates
1334 just return false if the canonical types differ.
1336 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1339 * sese.c (convert_for_phi_arg): New.
1340 (add_guard_exit_phis): Use convert_for_phi_arg.
1342 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1344 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1345 unknown subscript upper bounds.
1347 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1348 Pranav Garg <pranav.garg2107@gmail.com>
1350 * graphite-interchange.c (gather_access_strides): Removed.
1351 (ppl_max_for_le): New.
1352 (build_linearized_memory_access): New.
1353 (memory_stride_in_loop): New.
1354 (pbb_interchange_profitable_p): Reimplemented.
1355 * graphite-ppl.h (ppl_new_id_map): New.
1356 (ppl_interchange): New.
1358 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1360 * graphite-interchange.c (compute_subscript): Removed.
1361 (compute_array_size_cstr): Removed.
1362 (compute_array_size_poly): Removed.
1363 (compute_array_size): Removed.
1364 (gather_access_strides_poly): Removed.
1365 (gather_access_strides): Empty.
1367 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1369 * graphite-dependences.c (dependence_polyhedron_1): Replace
1370 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1371 (graphite_legal_transform_dr): Same.
1372 (graphite_carried_dependence_level_k): Same.
1373 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1374 Initialize PDR_NB_SUBSCRIPTS.
1375 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1377 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1378 (PDR_NB_SUBSCRIPTS): New.
1379 (pdr_nb_subscripts): Removed.
1380 (pdr_dim): Simplified.
1381 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1382 with PDR_NB_SUBSCRIPTS.
1384 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1386 * graphite-interchange.c (compute_array_size): Remove use of
1388 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1389 Do not initialize PDR_DATA_CONTAINER.
1390 (print_pdr): Do not print PDR_DATA_CONTAINER.
1391 * graphite-poly.h (struct poly_dr): Remove data_container field.
1392 (PDR_DATA_CONTAINER): Removed.
1393 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1395 (build_poly_dr): Same.
1397 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1398 Sebastian Pop <sebastian.pop@amd.com>
1400 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1401 copy of the dependence polyhedron. Free the temporary objects.
1402 (graphite_carried_dependence_level_k): Free unused objects before
1405 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1406 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1407 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1408 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1409 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1411 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1413 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1414 Early return without analyzing the data dependences if no
1415 transform has been done. Call restore_scattering if the transform
1417 (graphite-interchange.c): Same.
1418 * graphite-poly.c (print_scattering_function): Test for
1420 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1421 (apply_poly_transforms): Do not gcc_assert that
1422 the transform is legal.
1423 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
1424 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1425 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1426 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1427 * graphite-poly.h (struct poly_scattering): New.
1428 (struct poly_bb): Add original, transformed, and saved fields.
1429 Remove transformed_scattering, original_scattering,
1430 nb_local_variables and nb_scattering_transform fields.
1431 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1432 (poly_scattering_new): New.
1433 (poly_scattering_free): New.
1434 (poly_scattering_copy): New.
1435 (store_scattering_pbb): New.
1436 (store_scattering): New.
1437 (restore_scattering_pbb): New.
1438 (restore_scattering): New.
1439 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1440 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1442 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1444 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1447 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1449 * Makefile.in (graphite.o): Depends on PREDICT_H.
1450 * graphite.c: Include predict.h.
1451 (graphite_finalize): Call tree_estimate_probability.
1452 * predict.c (predict_loops): Do not call scev_initialize and
1454 (tree_estimate_probability_bb): New.
1455 (tree_estimate_probability): Do not initialize loops: move that
1456 code to the driver. Call tree_estimate_probability_bb.
1457 (tree_estimate_probability_driver): New.
1458 (pass_profile): Use tree_estimate_probability_driver.
1459 * predict.h (tree_estimate_probability): Declared.
1461 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1463 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1464 * graphite-dependences.c (graphite_legal_transform): Add time to
1465 TV_GRAPHITE_DATA_DEPS.
1466 (dependency_between_pbbs_p): Same.
1467 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1469 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
1471 PR rtl-optimization/41033
1472 * alias.c (nonoverlapping_component_refs_p): Punt when strict
1473 aliasing is disabled.
1475 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
1477 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
1478 si_mask_operand, and_load_operand, low_bitmask_operand,
1479 and_reg_operand, and_operand): New predicates.
1480 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
1481 * config/mips/mips.c (and_operands_ok): New function.
1482 * config/mips/mips-protos.h (and_operands_ok): Declare it.
1483 * config/mips/mips.md (move_type): Add ext_ins and logical.
1484 (type): Handle them.
1485 (and<mode>3): Use and_reg_operand as the second operand's predicate.
1486 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
1487 shift_shift. Remove commutative constraint modifier.
1488 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
1490 (*clear_upper32_dext): Remove define_insn_and_split.
1491 (*clear_upper32): Turn this define_insn_and_split ...
1492 (splitter for ANDing register with 0xffff_ffff): .. into this.
1494 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
1496 * combine.c (try_widen_shift_mode): Factor out code to check if an
1497 integer constant is a low-order bitmask from here ...
1498 * rtlanal.c (low_bitmask_len): ... to here.
1499 * rtl.h (low_bitmask_len): Declare.
1501 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
1504 * config/alpha/alpha.md (addsi3): Remove expander.
1505 (addsi3): Rename from *addsi3_internal insn pattern.
1506 (subsi3): Remove expander.
1507 (subsi3): Rename from *subsi3_internal insn pattern.
1509 2009-08-11 Douglas B Rupp <rupp@gnat.com>
1511 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
1514 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
1515 Eric Botcazou <botcazou@adacore.com>
1516 Douglas B Rupp <rupp@gnat.com>
1518 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
1519 that records that fit in 64 bits are returned by immediate value,
1520 as required by OpenVMS Calling Standard.
1521 (function_value): Adjust for above modification.
1522 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
1523 virtual_incoming_args_rtx as base object, not next_arg.
1524 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
1526 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1528 * reload.c (find_reloads_subreg_address): Check the original
1529 req_equiv_mem address to detect the case where an address is
1530 not valid in the outer mode.
1532 2009-08-11 Richard Guenther <rguenther@suse.de>
1535 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
1537 2009-08-10 Douglas B Rupp <rupp@gnat.com>
1539 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
1540 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
1542 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
1543 Douglas B Rupp <rupp@gnat.com>
1545 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
1546 PT_STACK when frame_pointer_needed on OpenVMS.
1547 (alpha_pv_save_size, alpha_using_fp): Remove.
1548 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
1549 with proper processing for PT_NULL.
1550 (alpha_vms_initial_elimination_offset): New function. Support for
1551 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
1552 (alpha_sa_size): Force procedure type to PT_STACK when
1553 frame_pointer_needed on OpenVMS.
1554 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
1555 (alpha_using_fp): Likewise.
1556 (alpha_vms_can_eliminate): Add prototype.
1557 (alpha_vms_initial_elimination_offset): Likewise.
1558 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
1559 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
1561 2009-08-10 Eric Botcazou <botcazou@adacore.com>
1562 Douglas B Rupp <rupp@gnat.com>
1564 * config/alpha/alpha.c (common_object_handler): New function.
1565 (vms_attribute_table): Declare a single attribute "common_object".
1566 (vms_output_aligned_decl_common): New global function.
1567 (SECTION_VMS_OVERLAY): Delete.
1568 (SECTION_VMS_GLOBAL): Likewise.
1569 (SECTION_VMS_INITIALIZE): Likewise.
1570 (vms_asm_named_section): Remove support for above flags.
1571 (vms_section_type_flags): Delete.
1572 (TARGET_SECTION_TYPE_FLAGS): Likewise.
1573 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
1574 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
1575 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
1577 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1580 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
1581 (sub_ddmmss): Likewise.
1583 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
1586 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
1589 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1592 * reload1.c (reload_as_needed): Use cancel_changes to completely
1593 undo a failed replacement attempt.
1595 2009-08-10 Richard Guenther <rguenther@suse.de>
1598 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
1599 (useless_type_conversion_p): ... here. Require pointer targets
1602 2009-08-10 Dodji Seketeli <dodji@redhat.com>
1605 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
1606 loose the original type of the statement list.
1608 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1610 * config/alpha/alpha.c: Include libfuncs.h
1611 (avms_asm_output_extern): New function.
1612 (alpha_init_libfuncs): Init some decc libfuncs.
1613 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
1614 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
1615 (DO_CRTL_NAMES): Define.
1617 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
1618 (LONG_TYPE_SIZE): Define.
1619 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
1620 (SUBTARGET_SWITCHES): Define malloc64 switch.
1621 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
1622 (MASK_RETURN_ADDR): Define.
1623 doc/invoke.texi (mmalloc64): Document switch.
1625 2009-08-09 Olivier Hainque <hainque@adacore.com>
1626 Douglas B Rupp <rupp@gnat.com>
1628 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
1629 uses_condition_handler.
1630 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
1631 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
1632 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
1633 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
1634 (code_for_builtin): New insn codes for the new alpha_builtins.
1635 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
1636 (alpha_sa_size): Account for uses_condition_handler.
1637 (alpha_expand_prologue): Likewise.
1638 (alpha_start_function): Likewise.
1639 (alpha_expand_epilogue): Likewise.
1640 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
1641 establish/revert expanders.
1642 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
1643 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
1644 New expander, resorting to the alpha.c associated function.
1645 (builtin_revert_vms_condition_handler): Likewise.
1646 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
1647 __gcc_shell_handler, the static VMS condition handler used as
1648 an indirection wrapper to the current dynamically established
1650 * config/alpha/vms-unwind.h: Complete rewrite.
1651 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
1652 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
1654 2009-08-09 Eric Botcazou <botcazou@adacore.com>
1655 Douglas B Rupp <rupp@gnat.com>
1657 * config/alpha/alpha.c (alpha_links): Add 'target' field.
1658 (alpha_need_linkage): Handle aliases. Return function symbol.
1659 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
1660 Use ultimate alias target for the linkage name.
1661 * config/alpha/alpha.md (movmemdi): Use the symbol returned
1662 by alpha_need_linkage for the function symbol.
1663 (setmemdi): Likewise.
1665 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1667 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
1668 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
1669 (ASM_WEAKEN_LABEL): Define.
1670 (CRT_CALL_STATIC_FUNCTION): Define.
1671 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
1672 (ENDFILE_SPEC): Define.
1673 (INIT_SECTION_ASM_OP): Define.
1674 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
1675 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
1677 (MULTILIB_OSDIRNAMES): Define.
1678 (shlib_version): Define.
1679 (SHLIB_EXT): Define.
1680 (SHLIB_OBJS): Define.
1681 (SHLIB_NAME): Define.
1682 (SHLIB_MULTILIB): Define.
1683 (SHLIB_INSTALL): Define.
1684 (SHLIB_SYMVEC): Define.
1685 (SHLIB_SYMVECX2): Define.
1686 (SHLIB_LINK): Define.
1688 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1690 * config/alpha/alpha.c (alpha_initialize_trampoline):
1691 Initialize VMS trampoline IAW ABI for bounded procedure calls.
1692 (alpha_start_function): Emit transfer address on nested functions
1693 for VMS trampoline call.
1694 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
1695 since no longer used.
1696 * config/alpha/vms-tramp.asm: Remove.
1697 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
1698 since now only data initialized at runtime.
1700 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1702 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
1703 (LINK_GCC_C_SEQUENCE_SPEC): Define.
1704 (MD_EXEC_PREFIX): Remove, no longer used.
1705 (MD_STARTFILE_PREFIX): Likewise.
1706 (INCLUDE_DEFAULTS): Likewise.
1707 * config/alpha/t-vms:
1708 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
1710 2009-08-09 Richard Guenther <rguenther@suse.de>
1712 PR tree-optimization/41016
1713 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
1714 (operand_precision): Remove.
1715 (integral_operand_p): Likewise.
1716 (recognize_single_bit_test): Adjust.
1718 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1720 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
1721 operation overflows. Likewise non-cast unary arithmetic.
1722 If one arm of a conditional expression is always taken,
1723 inhibit evaluation warnings for the other arm. Likewise inhibit
1724 evaluation warnings for the second && or || operand if the first
1725 operand is enough to determine the result.
1726 * c-typeck.c (build_conditional_expr): Apply the same inhibition
1728 (build_binary_op): Prevent duplicate evaluation warnings.
1730 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1732 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
1733 and destination have different modes, Use promote_mode to
1734 determine the signedness of the conversion. Assert that the
1735 promoted source mode matches the destination mode. Don't pass
1736 the destination and destination mode to expand_expr if the source
1737 mode is different. Simplify conversion logic.
1739 2009-08-09 Ira Rosen <irar@il.ibm.com>
1741 PR tree-optimization/41008
1742 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
1743 from condition only in case it's a comparison. Adjust checks.
1745 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
1747 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
1748 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
1749 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
1750 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
1751 (dump_cand): Handle them.
1752 (struct iv_cand): New members COST_STEP and AINC_USE.
1753 (stmt_after_increment): Likewise.
1754 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
1755 callers changed. Use gimple_uid comparison instead of scanning.
1756 (add_candidate_1): When looking for identical candidates, take
1757 AINC_USE into account. Set it for new candidates.
1758 (force_expr_to_var_cost): Cast target_spill_cost to int.
1759 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
1760 All callers changed. Check for availability of autoinc addressing
1761 modes, both in general for a given mode, and in the specific use case.
1762 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
1764 (get_computation_cost): Likewise.
1765 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
1766 add_autoinc_candidates): New static functions.
1767 (add_candidate): Call add_autoinc_candidates for candidates based on
1769 (find_iv_candidates): Call set_autoinc_for_original_candidates.
1770 (determine_use_iv_cost_address): If we have an autoinc candidate at
1771 the matching use, verify autoinc is possible and subtract the cost
1772 of the candidate's step from the cost.
1773 (determine_iv_cost): Record the cost of the increment in the COST_STEP
1774 member of the candidate.
1775 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
1776 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
1778 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1780 * config.build (ia64-hp-*vms*): New target.
1781 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1783 * config.gcc (ia64-hp-*vms*): New target.
1784 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1786 * config.host (ia64-hp-*vms*): New target.
1787 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1790 2009-08-08 Richard Guenther <rguenther@suse.de>
1792 PR tree-optimization/40991
1793 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1795 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1797 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1798 mode check. Do truncations in an integer mode.
1799 (force_to_mode): Handle subregs for all mode types. Only do
1800 arithmetic simplifications on integer modes.
1802 2009-08-07 Richard Guenther <rguenther@suse.de>
1804 PR tree-optimization/40999
1805 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1806 (maybe_fold_reference): Lookup constant initializers.
1807 (fold_gimple_assign): Likewise.
1809 2009-08-07 Richard Guenther <rguenther@suse.de>
1811 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1812 that require structural equality defer to the langhook.
1814 2009-08-07 Martin Jambor <mjambor@suse.cz>
1816 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1818 (struct ipa_pass_through_data): New type.
1819 (struct ipa_ancestor_jf_data): New type.
1820 (union jump_func_value): Removed field formal_id, added fields
1821 pass_through and ancestor.
1822 (struct ipa_param_call_note): Changed type of formal_id to int from
1824 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1825 operations jump functions and ancestor jump functions.
1826 (compute_complex_pass_through): New function.
1827 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1828 reflect changes in the jump function strucutre.
1829 (update_jump_functions_after_inlining): Ignore complex pass-through
1830 and ancestor jump functions.
1831 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1832 polynomial pass-through with operation jump functions.
1834 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1836 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1837 fde->dw_fde_begin as begin label instead of hot/cold label.
1838 Use LLSDAC label instead of LLSDA for second section lsda.
1839 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1840 label instead of LLSDA if it is true.
1841 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1843 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1844 SECTION argument. Use it as index into crtl->eh.call_site_record
1846 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1847 use it to determine how to print table entries instead of using
1848 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1849 label instead of normal begin label as base.
1850 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1851 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1852 ensure no EH range spans between sections and that landing pads
1853 are always in the corresponding section.
1854 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1855 for crtl->eh.call_site_record being an array rather than scalar.
1856 (output_one_function_exception_table): New function, copied
1857 from output_function_exception_table. Adjust
1858 dw2_size_of_call_site_table, dw2_output_call_site_table
1859 callers. For SECOND section use *C suffixed labels.
1860 (output_function_exception_table): Call
1861 output_one_function_exception_table and, when doing hot/cold
1862 partitioning, also another time for the second section.
1863 * opts.c: Include except.h.
1864 (decode_options): Allow -freorder-blocks-and-partition with
1865 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1866 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1867 * function.h (struct rtl_eh): Change call_site_record from
1868 scalar into array of 2 elements.
1870 2009-08-07 Martin Jambor <mjambor@suse.cz>
1872 * ipa-prop.c (count_formal_params_1): New function.
1873 (ipa_get_vector_of_formal_parms): New function.
1874 (get_vector_of_formal_parm_types): New function.
1875 (ipa_modify_formal_parameters): New function.
1876 (ipa_modify_call_arguments): New function.
1877 (index_in_adjustments_multiple_times_p): New function.
1878 (ipa_combine_adjustments): New function.
1879 (ipa_dump_param_adjustments): New function.
1880 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1881 (ipa_get_vector_of_formal_parms): Declare.
1882 (ipa_modify_formal_parameters): Declare.
1883 (ipa_modify_call_arguments): Declare.
1884 (ipa_combine_adjustments): Declare.
1885 (ipa_dump_param_adjustments): Declare.
1886 (build_ref_for_offset): Declare.
1887 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1888 * tree-sra.c: Include ipa-prop.c.
1889 (build_ref_for_offset): Make public.
1891 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1893 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1895 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1897 * gcc/doc/extend.texi (__builtin_extract_return_address)
1898 (__builtin_frob_return_address): Document.
1900 2009-08-06 Paul Brook <paul@codesourcery.com>
1902 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1903 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1904 implementation on ARMv6-M.
1906 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1908 * doc/extend.texi (pcs): Document new attribute for ARM.
1910 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1912 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1915 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1917 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1920 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1922 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1924 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1926 Merge ARM/hard_vfp_branch to trunk.
1928 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1930 * arm.c (libcall_eq): New function.
1931 (libcall_hash): New function.
1932 (add_libcall): New function.
1933 (arm_libcall_uses_aapcs_base): New function.
1934 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1935 libcalls using the base PCS.
1936 (arm_init_cumulative_args): Likewise.
1938 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1940 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1941 Use base ABI for conversion libfuncs between HFmode and SFmode.
1943 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1945 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1946 V4SImode as representatives of all 64-bit and 128-bit vector
1947 types. Allow vector types without vector modes.
1948 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1949 without vector modes like BLKmode.
1950 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1951 BLKmode. Avoid unsupported vector modes or TImode moves for
1953 (aapcs_vfp_allocate_return_reg): Likewise.
1954 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1955 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1957 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1959 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1960 (arm_get_pcs_model): Pass attribute arguments to
1961 arm_pcs_from_attribute.
1962 (arm_init_cumulative_args): Use base AAPCS for conversions from
1963 floating-point types to DImode.
1964 (arm_attribute_table): Add pcs attribute.
1965 (arm_handle_pcs_attribute): New.
1966 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1967 conversions from floating-point types to DImode, also declare them
1968 to use base AAPCS and declare functions they call to use base
1969 AAPCS and their RTABI names.
1971 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1973 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1974 -mfloat-abi=hard not being supported for VFP.
1976 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1978 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1979 SYMBOL_REF to hard_libcall_value.
1981 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1982 Richard Earnshaw <rearnsha@arm.com>
1984 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1985 has been put on the stack, all remaining co-processory arguments for
1986 that co-processor also go on the stack.
1988 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1990 * config/arm/arm.c (arm_return_in_memory): Handle returning
1991 vectors of suitable size in registers also for AAPCS case.
1993 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1995 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1997 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1999 ARM Hard-VFP calling convention
2000 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
2001 * target.h (gcc_target): Add libcall_value to table of call hooks.
2002 * targhooks.h (default_libcall_value): Default implementation.
2003 * targhooks.c (default_libcall_value): Likewise.
2004 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
2005 * optabs.c (expand_unop): Use it.
2006 * expr.h (hard_libcall_value): Pass the function RTX through.
2007 * calls.c (emit_library_call_value_1): Update call to
2009 * explow.c (hard_libcall_value): Use new target hook.
2010 * testsuite/lib/target-supports.exp
2011 (check_effective_target_arm_hard_vfp_ok): New hook.
2012 (check_effective_target_arm_neon_ok): Improve test for neon
2014 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
2015 * config/arm/arm.c: Include cgraph.h
2016 (TARGET_FUNCTION_VALUE): Override default hook.
2017 (arm_pcs_default): New variable.
2018 (arm_override_options): Don't fault hard calling convention with VFP.
2019 Add support for AAPCS variants.
2020 (arm_function_value): Make static. Handle AAPCS variants.
2021 (arm_libcall_value): New function.
2022 (arm_apply_result_size): Handle VFP registers in results.
2023 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
2025 (pcs_attribute_args): New variable.
2026 (arm_pcs_from_attribute): New function.
2027 (arm_get_pcs_model): New function.
2028 (aapcs_vfp_cum_init): New function.
2029 (aapcs_vfp_sub_candidate): New function.
2030 (aapcs_vfp_is_return_candidate): New function.
2031 (aapcs_vfp_is_call_candidate): New function.
2032 (aapcs_vfp_allocate): New function.
2033 (aapcs_vfp_allocate_return_reg): New function.
2034 (aapcs_vfp_advance): New function.
2035 (aapcs_cp_arg_layout): New variable.
2036 (aapcs_select_call_coproc): New function.
2037 (aapcs_select_return_coproc): New function.
2038 (aapcs_allocate_return_reg): New function.
2039 (aapcs_libcall_value): New function.
2040 (aapcs_layout_arg): New function.
2041 (arm_init_cumulative_args): Initialize AAPCS args data.
2042 (arm_function_arg): Handle AAPCS variants using new interface.
2043 (arm_arg_parital_bytes): Likewise.
2044 (arm_function_arg_advance): New function.
2045 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
2046 calling conventions.
2047 (arm_setup_incoming_varargs): Handle new AAPCS args data.
2048 * arm.h (NUM_VFP_ARG_REGS): Define.
2049 (LIBCALL_VALUE): Update.
2050 (FUNCTION_VALUE): Delete.
2051 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
2052 (arm_pcs): New enum.
2053 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
2054 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
2055 (FUNCTION_ARG_REGNO_P): Add VFP regs.
2056 * arm-protos.h (arm_function_arg_advance): Add.
2057 (aapcs_libcall_value): Add.
2058 (arm_function_value): Delete.
2060 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
2061 H.J. Lu <hongjiu.lu@intel.com>
2064 * config/i386/i386.c (standard_sse_mode_p): Remove.
2065 (standard_sse_constant_p): Return 2 for integer mode
2066 vector_all_ones_operand when SSE2 is enabled.
2067 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
2068 (ix86_expand_vector_move): Do not check for negative values from
2069 standard_sse_constant_p.
2071 2009-08-06 Richard Guenther <rguenther@suse.de>
2073 * tree-ssa.c (useless_type_conversion_p_1): Make function and
2074 array type comparisons frontend independent.
2075 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
2076 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
2077 out array reference lower bound and element size operands.
2078 (ao_ref_init_from_vn_reference): Properly compute the offset
2079 for ARRAY_RANGE_REF.
2080 (vn_reference_fold_indirect): Fill out array reference lower
2081 bound and element size operands.
2082 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
2083 a non gimple valued reference operand which can happen for
2084 array reference lower bound or element size.
2085 (create_component_ref_by_pieces_1): Properly generate the
2086 element size operand for array references.
2088 2009-08-06 Richard Guenther <rguenther@suse.de>
2090 PR tree-optimization/40964
2091 * tree.c (iterative_hash_host_wide_int): Export.
2092 * tree.h (iterative_hash_host_wide_int): Declare.
2093 * tree-ssa-structalias.c (heapvar_map): New struct.
2094 (heapvar_map_eq): New function.
2095 (heapvar_map_hash): Likewise.
2096 (heapvar_lookup): Adjust.
2097 (heapvar_insert): Likewise.
2098 (make_constraint_from_heapvar): Allow multiple heap variables
2099 per decl at different offsets.
2100 (init_alias_heapvars): Adjust.
2102 2009-08-04 David Daney <ddaney@caviumnetworks.com>
2104 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
2105 * mips_output_sync_loop (mips_output_sync_loop): Only emit
2106 trailing sync if TARGET_SYNC_AFTER_SC.
2108 2009-08-05 David Daney <ddaney@caviumnetworks.com>
2110 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
2111 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
2112 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
2113 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
2114 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2115 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2116 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2117 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
2118 test_and_set_12): Rewrite calls to mips_output_sync_loop.
2119 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
2120 the prototype declaration match the definition.
2121 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
2122 instructions explicitly. Add barrier_before and operands
2124 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
2125 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
2126 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
2127 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2128 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
2129 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
2131 2009-08-05 Andrew Pinski <pinskia@gmail.com>
2133 * tree-ssa-alias.c: Fix intervals to use [) syntax.
2135 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
2136 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2139 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
2142 2009-08-05 Jakub Jelinek <jakub@redhat.com>
2144 PR rtl-optimization/40924
2145 * dse.c (canon_address): Before calling cselib_expand_value_rtx
2146 make sure canon_rtx (mem_address) isn't simpler than
2147 canon_rtx (expanded_mem_address).
2149 2009-08-05 Li Feng <nemokingdom@gmail.com>
2151 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
2153 (build_scop_drs): Build alias set for each SCoP.
2155 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
2157 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
2158 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
2159 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
2160 (MIPS_ARCH_FLOAT_SPEC): Likewise.
2161 (BASE_DRIVER_SELF_SPECS): Likewise.
2163 2009-08-04 Andrew Pinski <pinskia@gmail.com>
2165 * tree-ssa-alias.c: Fix some comment typos.
2167 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
2169 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
2170 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
2172 2009-08-03 Janis Johnson <janis187@us.ibm.com>
2175 * simplify-rtx.c (simplify_binary_operation_1): Disable
2176 simplifications for decimal float operations.
2178 2009-08-03 Jakub Jelinek <jakub@redhat.com>
2181 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
2182 operand of INDIRECT_REF.
2184 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
2186 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
2187 constants referencing TLS symbols.
2189 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
2191 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
2192 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
2194 2009-08-03 Richard Guenther <rguenther@suse.de>
2196 * tree.c (make_vector_type): Build a main variant first,
2197 get the canonical one and then build the variant.
2198 * tree-ssa.c (useless_type_conversion_p_1): Handle
2200 (useless_type_conversion_p): Conversions to pointers to
2201 incomplete record types are useless.
2203 2009-08-03 Richard Guenther <rguenther@suse.de>
2205 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
2206 file will be created.
2207 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
2208 * toplev.c (compile_file): Adjust comment.
2210 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
2212 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
2213 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
2214 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2215 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2216 (sh_promote_function_mode): Fix typo.
2218 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
2220 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
2222 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2224 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
2225 declaration arguments.
2227 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
2229 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
2230 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
2231 (ix86_split_ashl): Ditto.
2232 (ix86_expand_vector_init_one_nonzero): Ditto.
2233 (ix86_expand_vector_set): Ditto.
2234 (ix86_expand_reduc_v4sf): Ditto.
2236 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
2238 * explow.c (promote_function_mode): Remove assert.
2239 * config/sh/sh.c (sh_promote_function_mode): Declare.
2241 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2243 * config/pa/pa.c (pa_promote_function_mode): Declare.
2244 Change to static. Fix promote_mode call.
2246 * gthr-dce.h (CONST_CAST2): Define if not defined.
2247 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
2249 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
2251 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
2253 * expr.c (store_constructor): Use promote_decl_mode. Remove
2254 now write-only variable unsignedp.
2255 (expand_expr_real_1): Use promote_decl_mode.
2256 * expr.h (promote_function_mode, promote_decl_mode): New.
2257 (promote_mode): Remove last argument.
2258 * function.c (assign_temp): Drop last argument of promote_mode.
2259 (assign_parm_find_data_types): Use promote_function_mode.
2260 (assign_parm_setup_reg): Likewise.
2261 (expand_function_end): Use promote_function_mode.
2262 * calls.c (initialize_argument_information): Use promote_function_mode.
2263 (precompute_arguments): Use promote_mode instead of checking if
2264 only PROMOTE_FUNCTION_MODE is defined.
2265 (expand_call): When making sibcall decisions, use promote_function_mode.
2266 Below, remove an if for targetm.calls.promote_function_return and
2267 and use promote_function_mode.
2268 (emit_library_call_value_1): Use promote_function_mode, fix bug
2269 where promote_mode was passed FOR_CALL == 0 for a return value in an
2271 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
2272 * explow.c (promote_function_mode, promote_decl_mode): New.
2273 (promote_mode): Keep only the FOR_CALL == 0 case.
2274 * combine.c (setup_incoming_promotion): Remove test of
2275 promote_function_args. Use promote_function_mode.
2276 * stmt.c (expand_value_return): Use promote_decl_mode.
2277 (expand_decl): Use promote_decl_mode.
2279 * expr.c (store_constructor): Use promote_decl_mode. Remove
2280 now write-only variable unsignedp.
2281 (expand_expr_real_1): Use promote_decl_mode.
2282 * expr.h (promote_function_mode, promote_decl_mode): New.
2283 (promote_mode): Remove last argument.
2284 * function.c (assign_temp): Drop last argument of promote_mode.
2285 (assign_parm_find_data_types): Use promote_function_mode.
2286 (assign_parm_setup_reg): Likewise.
2287 (expand_function_end): Use promote_function_mode.
2288 * calls.c (initialize_argument_information): Use promote_function_mode.
2289 (precompute_arguments): Use promote_mode instead of checking if
2290 only PROMOTE_FUNCTION_MODE is defined.
2291 (expand_call): When making sibcall decisions, use promote_function_mode.
2292 Below, remove an if for targetm.calls.promote_function_return and
2293 and use promote_function_mode.
2294 (emit_library_call_value_1): Use promote_function_mode, fix bug
2295 where promote_mode was passed FOR_CALL == 0 for a return value in an
2297 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
2298 * explow.c (promote_function_mode, promote_decl_mode): New.
2299 (promote_mode): Keep only the FOR_CALL == 0 case.
2300 * combine.c (setup_incoming_promotion): Remove test of
2301 promote_function_args. Use promote_function_mode.
2302 * stmt.c (expand_value_return): Use promote_decl_mode.
2303 (expand_decl): Use promote_decl_mode.
2305 * explow.c (promote_function_mode): Just call the target hook.
2306 * targhooks.c (default_promote_function_mode,
2307 default_promote_function_mode_always_promote): New.
2308 * targhooks.h (default_promote_function_mode,
2309 default_promote_function_mode_always_promote): Declare.
2310 * target.h (promote_function_args, promote_function_return): Remove.
2311 (promote_function_mode): New.
2312 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2313 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2314 (TARGET_PROMOTE_FUNCTION_MODE): New.
2315 (TARGET_CALLS): Adjust.
2316 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
2317 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
2319 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
2320 * config/s390/s390.c (s390_promote_function_mode): ... here,
2321 with pointer handling.
2322 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2323 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2325 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
2326 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
2327 with pointer handling.
2328 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2329 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2331 * config/sh/sh-protos.h (sh_promote_function_mode): New.
2332 * config/sh/sh.c (sh_promote_function_mode): New.
2333 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2334 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2336 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
2337 * config/cris/cris.c (cris_promote_function_mode): ... here.
2338 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2339 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2341 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
2342 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
2343 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2344 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2346 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
2347 * config/arm/arm.c (arm_promote_function_mode): ... here, without
2348 complex type handling.
2349 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2350 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2352 * config/pa/pa.c (pa_promote_function_mode): New.
2353 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2354 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2356 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
2357 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2358 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
2359 * config/xtensa/xtensa.c: Likewise.
2360 * config/stormy16/stormy16.c: Likewise.
2361 * config/iq2000/iq2000.c: Likewise.
2362 * config/rs6000/rs6000.c: Likewise.
2363 * config/picochip/picochip.c: Likewise.
2364 * config/arc/arc.c: Likewise.
2365 * config/mcore/mcore.c: Likewise.
2366 * config/score/score.c: Likewise.
2367 * config/mips/mips.c: Likewise.
2368 * config/bfin/bfin.c: Likewise.
2369 * config/ia64/ia64.c: Likewise (disabled though).
2371 * config/frv/frv.h: Remove pointless remark.
2373 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
2374 TARGET_PROMOTE_FUNCTION_ARGS,
2375 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
2376 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
2378 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
2380 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
2381 -floop-parallelize-all.
2382 * toplev.c (process_options): Rename flag_graphite_force_parallel to
2383 flag_loop_parallelize_all.
2384 * tree-ssa-loop.c (gate_graphite_transforms): Same.
2385 * graphite.c (graphite_transform_loops): Same.
2387 * graphite-poly.c (apply_poly_transforms): Same.
2389 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
2391 PR tree-optimization/40914
2392 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
2393 if set, then check the delta field of the PMF record.
2394 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
2395 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
2396 call is stored in the delta.
2398 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
2400 * config/mips/mips.md (*clear_upper32_dext): New pattern.
2402 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
2404 * config/i386/bsd.h (ASM_BYTE): New define.
2405 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
2406 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
2407 .byte. Use fputs or putc instead of fprintf where appropriate.
2408 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
2409 fputs or putc instead of fprintf where appropriate.
2410 * config/i386/i386elf.h: Ditto.
2411 * config/i386/sysv4.h: Ditto.
2413 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
2414 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
2415 (*tls_global_dynamic_64): Ditto.
2417 2009-07-31 Christian Bruel <christian.bruel@st.com>
2419 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2421 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2423 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
2424 Remove dead code for MINUS.
2426 2009-07-31 Anthony Green <green@moxielogic.com>
2428 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
2430 (moxie_expand_epilogue): Ditto for epilogue.
2431 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
2433 (moxie_function_arg): Ditto.
2434 (moxie_pass_by_reference): Ditto.
2435 (moxie_arg_partial_bytes): Ditto.
2436 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
2437 (FUNCTION_ARG_ADVANCE) Ditto.
2438 (REG_PARM_STACK_SPACE) Ditto.
2439 (FUNCTION_ARG_REGNO_P) Dito.
2441 * config.gcc: Add moxie linux config support.
2442 * gcc/config/moxie/uclinux.h: New file.
2444 2009-07-31 DJ Delorie <dj@redhat.com>
2446 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
2447 (UNSPECV_SP_SWITCH_E): New.
2448 (sp_switch_1): Change to an unspec.
2449 (sp_switch_2): Change to an unspec. Don't use post-inc when we
2451 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
2452 reference the new stack's address
2454 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2456 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
2457 graphite-clast-to-gimple.o, graphite-dependences.o,
2458 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
2459 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
2460 (graphite-blocking.o,
2461 graphite-clast-to-gimple.o, graphite-dependences.o,
2462 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
2463 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
2464 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
2465 * cfgloop.h (struct loop): Add can_be_parallel field.
2466 * common.opt (fgraphite-identity): Moved up.
2467 (fgraphite-force-parallel): New flag.
2468 * graphite.c: Rewrite.
2469 * graphite.h: Rewrite.
2470 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
2472 * toplev.c (graphite_out_file): New file descriptor.
2473 (graphite_in_file): New.
2474 (process_options): flag_graphite_force_parallel cannot be used without
2476 * tree-ssa-loop.c: Include toplev.h.
2477 (gate_graphite_transforms): Enable flag_graphite for
2478 flag_graphite_force_parallel.
2480 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2482 * ChangeLog.graphite: New.
2483 * graphite-blocking.c: New.
2484 * graphite-clast-to-gimple.c: New.
2485 * graphite-clast-to-gimple.h: New.
2486 * graphite-dependences.c: New.
2487 * graphite-dependences.h: New.
2488 * graphite-interchange.c: New.
2489 * graphite-poly.c: New.
2490 * graphite-poly.h: New.
2491 * graphite-ppl.c: New.
2492 * graphite-ppl.h: New.
2493 * graphite-scop-detection.c: New.
2494 * graphite-scop-detection.h: New.
2495 * graphite-sese-to-poly.c: New.
2496 * graphite-sese-to-poly.h: New.
2500 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2502 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2503 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
2505 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2507 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
2508 (scev_is_linear_expression): Return false if the evolution is not
2509 affine multivariate.
2511 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2513 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2514 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2516 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2518 * tree-data-ref.c (debug_data_references): New.
2519 (debug_data_reference): New.
2520 * tree-data-ref.h (debug_data_references): Declared.
2521 (debug_data_reference): Declared.
2523 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2525 * tree-data-ref.c (stmt_simple_memref_p: Removed.
2526 * tree-data-ref.h (scop_p): Removed.
2527 (struct data_reference): Remove field scop.
2529 (stmt_simple_memref_p): Removed.
2531 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2533 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
2534 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
2537 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2539 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
2541 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2543 * doc/invoke.texi (-fgraphite-identity): Documented.
2545 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2547 * tree-scalar-evolution.c: Fix comment.
2548 (instantiate_scev_1): Return unknow from scev instantiation if the
2549 result is not above instantiate_below.
2551 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2553 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2554 static anymore. Instantiate the symbols that may have been introduced
2556 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2559 2009-07-30 DJ Delorie <dj@redhat.com>
2561 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
2562 .vliw directive to VLIW sections.
2564 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2566 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
2568 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
2569 (AUTOHEADER): New variable.
2570 ($(srcdir)/cstamp-h.in): Use it.
2572 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2573 Pat Haugen <pthaugen@us.ibm.com>
2574 Revital Eres <ERES@il.ibm.com>
2576 * config/rs6000/vector.md (VEC_F): Add VSX support.
2580 (vector_load_<mode>): Ditto.
2581 (vector_store_<mode>): Ditto.
2582 (vector GPR move split): Ditto.
2583 (vec_reload_and_plus_<mptrsize>): Ditto.
2584 (vec_reload_and_reg_<mptrsize>): Ditto.
2585 (add<mode>3): Ditto.
2586 (sub<mode>3): Ditto.
2587 (mul<mode>3): Ditto.
2588 (neg<mode>2): Ditto.
2589 (abs<mode>2): Ditto.
2590 (smin<mode>3): Ditto.
2591 (smax<mode>3): Ditto.
2592 (vector_eq<mode>): Ditto.
2593 (vector_gt<mode>): Ditto.
2594 (vector_ge<mode>): Ditto.
2595 (vector_gtu<mode>): Ditto.
2596 (vector_select_<mode>_uns): Ditto.
2597 (vector_eq_<mode>_p): Ditto.
2598 (vector_gt_<mode>_p): Ditto.
2599 (vector_ge_<mode>_p): Ditto.
2600 (vector_gtu_<mode>_p): Ditto.
2601 (cr6_test_for_zero): Ditto.
2602 (cr6_test_for_zero_reverse): Ditto.
2603 (cr6_test_for_lt): Ditto.
2604 (cr6_test_for_lt_reverse): Ditto.
2605 (xor<mode>3): Ditto.
2606 (ior<mode>3): Ditto.
2607 (and<mode>3): Ditto.
2608 (one_cmpl<mode>2): Ditto.
2609 (nor<mode>2): Ditto.
2610 (andc<mode>2): Ditto.
2611 (float<VEC_int<mode>2): Ditto.
2612 (unsigned_float<VEC_int><mode>2): Ditto.
2613 (fix_trunc<mode><VEC_int>2): Ditto.
2614 (fixuns_trunc<mode><VEC_int>2): Ditto.
2616 (vec_set<mode>): Ditto.
2617 (vec_extract<mode>): Ditto.
2618 (vec_interleave_highv4sf): Ditto.
2619 (vec_interleave_lowv4sf): Ditto.
2620 (vec_realign_load_<mode>): Ditto.
2621 (vec_shl_<mode>): Ditto.
2622 (vec_shr_<mode>): Ditto.
2623 (div<mode>3): New patterns for VSX.
2624 (vec_interleave_highv2df): Ditto.
2625 (vec_interleave_lowv2df): Ditto.
2626 (vec_pack_trunc_v2df): Ditto.
2627 (vec_pack_sfix_trunc_v2df): Ditto.
2628 (vec_pack_ufix_trunc_v2df): Ditto.
2629 (vec_unpacks_hi_v4sf): Ditto.
2630 (vec_unpacks_lo_v4sf): Ditto.
2631 (vec_unpacks_float_hi_v4si): Ditto.
2632 (vec_unpacks_float_lo_v4si): Ditto.
2633 (vec_unpacku_float_hi_v4si): Ditto.
2634 (vec_unpacku_float_lo_v4si): Ditto.
2635 (movmisalign<mode>): Ditto.
2636 (vector_ceil<mode>2): New patterns for vectorizing math library.
2637 (vector_floor<mode>2): Ditto.
2638 (vector_btrunc<mode>2): Ditto.
2639 (vector_copysign<mode>3): Ditto.
2641 * config/rs6000/predicates.md (easy_vector_constant_msb): New
2642 predicate for setting the high bit in each word, used for copysign.
2644 * config/rs6000/ppc-asm.h (f19): Whitespace.
2645 (f32-f63): Define if VSX.
2646 (v0-v31): Define if Altivec.
2647 (vs0-vs63): Define if VSX.
2649 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
2651 * config/rs6000/power7.md: New file, provide tuning parameters for
2654 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
2655 (rs6000_cpu_cpp_builtins): Ditto.
2656 (altivec_overloaded_builtins): Ditto.
2657 (altivec_resolve_overloaded_builtin): Ditto.
2659 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
2660 debug switch to disable vectorizing simple math builtin
2663 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2664 Vectorize simple math builtin functions.
2665 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2666 hook to vectorize math builtins.
2667 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
2668 (rs6000_builtin_conversion): Add VSX/power7 support.
2669 (rs6000_builtin_vec_perm): Ditto.
2670 (vsplits_constant): Add support for loading up a vector constant
2671 with just the high bit set in each part.
2672 (rs6000_expand_vector_init): Add VSX/power7 support.
2673 (rs6000_expand_vector_set): Ditto.
2674 (rs6000_expand_vector_extract): Ditto.
2675 (rs6000_emit_move): Ditto.
2676 (bdesc_3arg): Ditto.
2677 (bdesc_2arg): Ditto.
2678 (bdesc_1arg): Ditto.
2679 (rs6000_expand_ternop_builtin): Ditto.
2680 (altivec_expand_builtin): Ditto.
2681 (rs6000_expand_unop_builtin): Ditto.
2682 (rs6000_init_builtins): Ditto.
2683 (altivec_init_builtins): Ditto.
2684 (builtin_function_type): Ditto.
2685 (rs6000_common_init_builtins): Ditto.
2686 (rs6000_handle_altivec_attribute); Ditto.
2687 (rs6000_mangle_type): Ditto.
2688 (rs6000_vector_mode_supported_p): Ditto.
2689 (rs6000_mode_dependent_address): Altivec addresses with AND -16
2692 * config/rs6000/vsx.md: New file for VSX support.
2694 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
2695 identifing values with just the most significant bit set.
2696 (enum rs6000_builtins): Add builtins for VSX. Add simple math
2697 vectorized builtins.
2699 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
2700 (UNSPEC_VRFIM): Delete.
2701 (splitter for loading up vector with most significant bit): New
2702 splitter for vectorizing copysign.
2703 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
2704 vectorizing simple math functions.
2705 (altivec_vrfip): Add support for vectorizing simple math functions.
2706 (altivec_vrfim): Ditto.
2707 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
2709 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
2710 (power7.md, vsx.md): Include for power7 support.
2711 (copysigndf3): Use VSX instructions if -mvsx.
2712 (negdf2_fpr): Ditto.
2713 (absdf2_fpr): Ditto.
2714 (nabsdf2_fpr): Ditto.
2715 (adddf3_fpr): Ditto.
2716 (subdf3_fpr): Ditto.
2717 (muldf3_fpr): Ditto.
2718 (divdf3_fpr): Ditto.
2719 (fix_truncdfdi2_fpr): Ditto.
2720 (cmpdf_internal1): Ditto.
2721 (fred, fred_fpr): Convert into expander/insn to add VSX support.
2722 (btruncdf2, btruncdf2_fpr): Ditto.
2723 (ceildf2, ceildf2_fpr): Ditto.
2724 (floordf2, floordf2_fpr): Ditto.
2725 (floatdidf2, floatdidf2_fpr): Ditto.
2726 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
2727 (fmsubdf4_fpr): Ditto.
2728 (fnmadddf4_fpr_1): Ditto.
2729 (fnmadddf4_fpr_2): Ditto.
2730 (fnmsubdf4_fpr_1): Ditto.
2731 (fnmsubdf4_fpr_2): Ditto.
2732 (fixuns_truncdfdi2): Add expander for VSX support.
2733 (fix_truncdfdi2): Ditto.
2734 (fix_truncdfsi2): Ditto.
2736 (btruncsf2): Whitespace.
2737 (movdf_hardfloat32): Add support for VSX registers.
2738 (movdf_softfloat32): Ditto.
2739 (movdf_hardfloat64): Ditto.
2740 (movdf_hardfloat64_mfpgpr): Ditto.
2741 (movdf_softfloat64): Ditto.
2742 (movti splitters): Add check for vector registers supporting
2743 TImode in the future.
2744 (bpermd): Add power7 bpermd instruction.
2746 * config/rs6000/altivec.h (vec_div): Define if VSX.
2750 (vec_nearbyint): Ditto.
2753 (all predicates): Use the generic builtin function, and not the V4SF
2754 specific function so that the predicates will work with VSX's V2DF.
2758 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2759 Document new VSX functions and types.
2761 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
2764 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
2765 "wa", and "j" constraints. Modify "v" to talk about Altivec
2766 instead of just vector.
2768 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
2771 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
2772 location for phi arguments.
2773 (rewrite_update_phi_arguments): Find locations for reaching defs.
2774 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2775 Add location to add_phi_arg calls.
2776 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
2777 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
2778 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
2779 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
2780 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
2781 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
2782 * tree-phinodes.c (make_phi_node): Initialize location.
2783 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
2784 (add_phi_arg): Add location parameter.
2785 (remove_phi_arg_num): Move location when moving phi argument.
2786 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2788 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2789 slpeel_update_phi_nodes_for_guard1,
2790 slpeel_update_phi_nodes_for_guard2,
2791 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2792 vect_loop_versioning): Set locations.
2793 * tree-parloops.c (create_phi_for_local_result,
2794 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2795 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2796 * tree-vect-loop.c (get_initial_def_for_induction,
2797 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2799 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2800 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2801 (gimple_phi_arg_set_location): New. Set locus.
2802 (gimple_phi_arg_has_location): New. Check for locus.
2803 (redirect_edge_var_map_location): New. Return locus from var_map.
2804 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2805 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2806 combining PHI arguments.
2807 (cond_store_replacement): Set location.
2808 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2809 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2810 scop_add_exit_phis_edge): Add locations.
2811 * tree-cfgcleanup.c (remove_forwarder_block,
2812 remove_forwarder_block_with_phi): Add locations.
2813 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2814 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2816 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2817 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2818 flush_pending_stmts): Add source location.
2819 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2820 stack to preserve locations.
2821 * tree-vect-stmts.c (vectorizable_load): Add location.
2822 * tree-inline.c (copy_phis_for_bb): Copy locus.
2823 (setup_one_parameter): Add call locus to inlined parameter stmts.
2824 (initialize_inlined_parameters): Pass in call location as parameter
2826 (tree_function_versioning): Pass location to setup_one_parameter.
2827 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2828 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2829 copy and edge lists.
2830 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2831 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2832 locus parameter and override the stmt default if provided.
2833 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2834 elim_graph_add_edge, elim_graph_remove_succ_edge,
2835 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2836 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2837 eliminate_phi): Add locus info in elimination graph for each edge and
2839 (insert_backedge_copies): Copy locus if present.
2840 * tree-flow.h (struct _edge_var_map): Add locus field.
2841 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2842 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2843 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2845 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2847 2009-07-30 Martin Jambor <mjambor@suse.cz>
2849 PR tree-optimization/40570
2850 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2853 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2855 * ssa-loop-manip.c: Include langhooks.h.
2856 (rewrite_phi_with_iv): New.
2857 (rewrite_all_phi_nodes_with_iv): New.
2858 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2859 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2860 * tree-parloops.c (loop_parallel_p): Move out all conditions
2861 except dependency check.
2862 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2863 (gen_parallel_loop): Call canonicalize_loop_ivs without
2864 reduction_list argument.
2865 (build_new_reduction): New.
2866 (gather_scalar_reductions): New.
2867 (try_get_loop_niter): New.
2868 (try_create_reduction_list): New.
2869 (parallleize_loops): Change the parallel conditions check.
2870 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2871 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2873 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2875 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2877 * doc/options.texi (Option properties): Mention new quoting syntax.
2879 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2881 * config/alpha/alpha.c (alpha_start_function):
2882 Handle VMS_DEBUG_MAIN_POINTER
2883 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2884 * doc/invoke.texi: Document -mdebug-main switch.
2886 2009-07-29 Richard Henderson <rth@redhat.com>
2888 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2889 (cgraph_create_edge_including_clones): Likewise.
2890 * tree-inline.c (copy_bb): Operate on the correct edges
2891 when updating the callgraph.
2893 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2895 * config/alpha/vms-cc.c: Deleted.
2896 * config/alpha/vms-ld.c: Deleted.
2897 * config/alpha/t-vms64: Moved to config/vms
2898 * config/alpha/vms-crt0-64.c: Moved to config/vms
2899 * config/alpha/vms-crt0.c: Moved to config/vms
2900 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2901 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2902 * config/alpha/xm-vms.h: Moved to config/vms
2903 * config/alpha/x-vms: Moved to config/vms
2904 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2906 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2907 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2909 * config/vms/t-vms64: Moved here from config/alpha
2910 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2911 (argc,argv,envp): Enforce 32bit malloc'ing.
2912 * config/vms/vms-psxcrt0-64.c: Likewise.
2913 * config/vms/vms-crt0.c: Moved here from config/alpha.
2914 * config/vms/vms-psxcrt0.c: Likewise.
2915 * config/vms/vms-crtl-64.h: New file.
2916 * config/vms/vms-crtl.h: New file.
2917 * config/vms/vms.opt: New file.
2918 * config/vms/xm-vms64.h: New file.
2919 * config/vms/xm-vms.h: Moved here from config/alpha.
2920 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2922 * config/vms/x-vms: Moved here from config/alpha.
2923 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2924 (vms-ld.o, vms-cc.o): Removed.
2925 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2927 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2929 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2930 correct stack (obvious VMS fix).
2932 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2934 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2935 date, version info if VMS_DEBUGGING_INFO defined.
2936 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2937 size, date calculating code moved here.
2939 2009-07-29 Paul Brook <paul@codesourcery.com>
2941 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2944 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2947 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2948 to DImode when generating insq_le insn.
2950 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2952 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2953 New macro set for VMS_DEBUGGGING_INFO.
2954 (AT_string_form): Use it.
2956 2009-07-28 DJ Delorie <dj@redhat.com>
2958 * config/mep/mep.c (vtext_section): New.
2959 (vftext_section): New.
2960 (ftext_section): New.
2961 (mep_select_section): Add support for functions.
2962 (mep_unique_section): Likewise.
2963 (mep_asm_init_sections): Likewise.
2964 (mep_encode_section_info): Remove it from here.
2966 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2968 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2970 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2971 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2973 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2975 * dwarf2out.c (output_file_names): Test new macro
2976 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2977 (add_comp_dir_attribute): Likewise.
2979 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2981 * config/i386/mingw-w64.h (LINK_SPEC): Add
2982 separating space between commands.
2984 2009-07-28 Jan Hubicka <jh@suse.cz>
2986 PR tree-optimization/40759
2987 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2990 2009-07-27 DJ Delorie <dj@redhat.com>
2992 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2993 types are dword-aligned.
2994 (mep_expand_va_start): Likewise.
2996 2009-07-27 Olivier Hainque <hainque@adacore.com>
2997 Douglas B Rupp <rupp@gnat.com>
2999 * convert.c (convert_to_pointer): Don't assume the target
3000 pointer type is POINTER_SIZE long. Fetch its precision instead.
3002 2009-07-27 Douglas B Rupp <rupp@gnat.com>
3004 * system.h (fopen): Undefine if macro.
3006 2009-07-27 Jakub Jelinek <jakub@redhat.com>
3008 * dwarf2out.c (output_cfi_p): Removed.
3009 (output_cfis): New function.
3010 (output_fde): New function, split from output_call_frame_info.
3011 (output_call_frame_info): Use it.
3012 (dwarf2out_switch_text_section): Use output_cfis.
3014 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
3016 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
3017 TARGET_BI_ARCH is specified without enabling SJLJ.
3018 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
3019 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
3021 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
3023 * arm.md (negdi2): Use DImode if forcing a value into a register.
3025 2009-07-26 Ira Rosen <irar@il.ibm.com>
3027 PR tree-optimization/40801
3028 * tree-vect-stmts.c (vectorizable_call): Get previous copy
3029 of vector operand from the previous copy of vector statement.
3030 Pass the correct definition type value to
3031 vect_get_vec_def_for_stmt_copy().
3033 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3035 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
3036 const char ** conversion.
3038 2009-07-25 David Daney <ddaney@caviumnetworks.com>
3040 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
3041 fancy_abort() if !ENABLE_ASSERT_CHECKING.
3042 (gcc_unreachable): Invoke __builtin_unreachable() if
3043 !ENABLE_ASSERT_CHECKING.
3045 2009-07-25 David Daney <ddaney@caviumnetworks.com>
3047 PR rtl-optimization/40445
3048 * emit-rtl.c (next_nonnote_insn_bb): New function.
3049 * rtl.h (next_nonnote_insn_bb): Declare new function.
3050 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
3051 with no successors that is the successor of the ENTRY_BLOCK.
3052 Continue from the top after removing an empty fallthrough block.
3053 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
3054 of next_nonnote_insn.
3056 2009-07-25 David Daney <ddaney@caviumnetworks.com>
3058 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
3060 2009-07-25 Martin Jambor <mjambor@suse.cz>
3062 * c-common.c (c_common_attribute_table): New element for noclone.
3063 (handle_noclone_attribute): New function. Forward-declare.
3064 * tree-inline.c (tree_versionable_function_p): Check for noclone
3066 * doc/extend.texi (Labels as Values): Document need for noclone.
3067 (Function Attributes): Document noclone attribute.
3069 2009-07-25 Jakub Jelinek <jakub@redhat.com>
3071 PR rtl-optimization/34999
3072 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
3073 and dw_fde_switched_cold_to_hot fields.
3074 (output_cfi_p): New function.
3075 (output_call_frame_info): If fde->dw_fde_switched_sections,
3076 output 2 FDEs instead of one with corrupted header.
3077 (dwarf2out_do_cfi_startproc): New function.
3078 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
3079 and fde->dw_fde_switched_cold_to_hot.
3080 (dwarf2out_switch_text_section): Compute
3081 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
3082 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
3083 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
3084 Otherwise, compute fde->dw_fde_switch_cfi.
3086 2009-07-24 Cary Coutant <ccoutant@google.com>
3088 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
3090 2009-07-24 Cary Coutant <ccoutant@google.com>
3092 * cfghooks.c (split_block): Copy discriminator to new block.
3093 * tree-cfg.c (assign_discriminator): Check location of last
3094 instruction in block as well as first.
3096 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
3098 * config/i386/linux.c: Use fputs or putc instead of fprintf
3100 * config/i386/gas.h: Ditto.
3101 * config/i386/x86-64.h: Ditto.
3102 * config/i386/att.h: Ditto.
3104 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3106 * expmed.c (emit_store_flag): Use a recursive call to optimize the
3109 2009-07-24 Martin Jambor <mjambor@suse.cz>
3111 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
3112 (ipa_push_func_to_list_1): Declare.
3113 (ipa_push_func_to_list): New function.
3115 * ipa-prop.c (ipa_push_func_to_list_1): New function.
3116 (ipa_init_func_list): Call ipa_push_func_to_list_1.
3117 (ipa_push_func_to_list): Removed.
3118 (ipa_pop_func_from_list): Clear node_enqueued flag.
3120 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3122 * config/s390/s390.c (override_options): Default
3123 max-unrolled-insns to 100 for z10 tuning.
3125 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3127 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
3128 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
3129 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
3130 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
3131 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
3132 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
3133 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
3135 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
3137 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
3138 use default set in mingw32.h header.
3139 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
3140 64-bit /mingw/include path.
3141 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
3144 2009-07-23 Neil Vachharajani <nvachhar@google.com>
3146 PR rtl-optimization/40209
3147 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
3149 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
3151 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
3152 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
3153 with the rest of string where appropriate. Use fputs or putc
3154 instead of fprintf where appropriate.
3156 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3157 Pat Haugen <pthaugen@us.ibm.com>
3158 Revital Eres <ERES@il.ibm.com>
3160 * config/rs6000/vector.md: New file. Move most of the vector
3161 expander support here from altivec.md to allow for the VSX vector
3162 unit in the future. Add support for secondary_reload patterns.
3163 Rewrite the patterns for vector comparison, and vector comparison
3164 predicate instructions so that the RTL expresses the desired
3165 behavior, instead of using unspec.
3167 * config/rs6000/constraints.md ("f" constraint): Use
3168 rs6000_constraints to hold the precalculated register class.
3169 ("d" constraint): Ditto.
3170 ("wd" constraint): New constraint for VSX.
3171 ("wf" constraint): Ditto.
3172 ("ws" constraint): Ditto.
3173 ("wa" constraint): Ditto.
3174 ("wZ" constraint): Ditto.
3175 ("j" constraint): Ditto.
3177 * config/rs6000/predicates.md (vsx_register_operand): New
3179 (vfloat_operand): New predicate for vector.md.
3180 (vint_operand): Ditto.
3181 (vlogical_operand): Ditto.
3182 (easy_fp_constant): If VSX, 0.0 is an easy constant.
3183 (easy_vector_constant): Add VSX support.
3184 (altivec_indexed_or_indirect_operand): New predicate for
3185 recognizing Altivec style memory references with AND -16.
3187 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
3188 for vector secondary reload support.
3189 (rs6000_vector_reg_class): Delete, replacing it with
3191 (rs6000_vsx_reg_class): Ditto.
3192 (rs6000_constraints): New array to hold the register classes of
3193 each of the register constraints that can vary at runtime.
3194 (builtin_mode_to_type): New static array for builtin function type
3196 (builtin_hash_table): New static hash table for builtin function
3198 (TARGET_SECONDARY_RELOAD): Define target hook.
3199 (TARGET_IRA_COVER_CLASSES): Ditto.
3200 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
3201 registers are 128 bits if VSX memory reference instructions are used.
3202 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
3204 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
3205 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
3206 Print several of the scheduling related parameters.
3207 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
3208 rs6000_constraints instead of rs6000_vector_reg_class. Move
3209 -mdebug=reg code to rs6000_debug_reg_global. Add support for
3210 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
3211 Altivec. Add VSX support. Setup for secondary reload support on
3212 Altivec/VSX registers.
3213 (rs6000_override_options): Make power7 set the scheduling groups
3214 like the power5. Add support for new debug switches to override
3215 the scheduling defaults. Temporarily disable -mcpu=power7 from
3216 setting -mvsx. Add support for debug switches -malways-hint,
3217 -msched-groups, and -malign-branch-targets.
3218 (rs6000_buitlin_conversion): Add support for returning unsigned
3219 vector conversion functions to fix regressions due to stricter
3221 (rs6000_builtin_mul_widen_even): Ditto.
3222 (rs6000_builtin_mul_widen_odd): Ditto.
3223 (rs6000_builtin_vec_perm): Ditto.
3224 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
3225 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
3227 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
3229 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
3230 VSX types for bit operations. Changes to accomidate vector.md.
3231 (bdesc_2arg): Ditto.
3232 (bdesc_1arg): Ditto.
3233 (struct builtin_description_predicates): Rewrite predicate
3234 handling so that RTL describes the operation, instead of passing
3235 the instruction to be used as a string argument.
3236 (bdesc_altivec_preds): Ditto.
3237 (altivec_expand_predicate_builtin): Ditto.
3238 (altivec_expand_builtin): Ditto.
3239 (rs6000_expand_ternop_builtin): Use a switch instead of an if
3240 statement for vsldoi support.
3241 (altivec_expand_ld_builtin): Change to use new names from vector.md.
3242 (altivec_expand_st_builtin): Ditto.
3243 (paired_expand_builtin): Whitespace changes.
3244 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
3245 builtin_mode_to_type table for secondary reload. Call
3246 builtin_function_type to build random builtin functions.
3247 (altivec_init_builtins): Change to use builtin_function_type to
3248 create builtin function types dynamically as we need them.
3249 (builtin_hash_function): New support for hashing the tree types
3250 for builtin function as we need it, rather than trying to build
3251 all of the trees that we need. Add initial preliminary VSX support.
3252 (builtin_function_type): Ditto.
3253 (builtin_function_eq): Ditto.
3254 (builtin_hash_struct): Ditto.
3255 (rs6000_init_builtins): Ditto.
3256 (rs6000_common_init_builtins): Ditto.
3257 (altivec_init_builtins): Ditto.
3258 (rs6000_common_init_builtins): Ditto.
3259 (enum reload_reg_type): New enum for simplifing reg classes.
3260 (rs6000_reload_register_type): Simplify register classes into GPR,
3261 Vector, and other registers. Altivec and VSX addresses in reload.
3262 (rs6000_secondary_reload_inner): Ditto.
3263 (rs6000_ira_cover_classes): New target hook, that returns the
3264 appropriate cover classes, based on -mvsx being used or not.
3265 (rs6000_secondary_reload_class): Add VSX support.
3266 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
3267 (get_vsel_insn): Ditto.
3268 (rs6000_emit_vector_compare): Rewrite vector conditional support
3269 so that where we can, we use RTL operators, instead of blindly use
3271 (rs6000_emit_vector_select): Ditto.
3272 (rs6000_emit_vector_cond_expr): Ditto.
3273 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
3274 (create_TOC_reference): Add -mdebug=addr support.
3275 (emit_frame_save): VSX loads/stores need register indexed addressing.
3277 * config/rs6000/rs6000.md: Include vector.md.
3279 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
3281 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3282 support for V2DI, V2DF in logical, permute, select operations.
3284 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
3285 switch for vsx/power7.
3286 (-mvsx-scalar-memory): Ditto.
3287 (-mvsx-align-128): Ditto.
3288 (-mallow-movmisalign): Ditto.
3289 (-mallow-df-permute): Ditto.
3290 (-msched-groups): Ditto.
3291 (-malways-hint): Ditto.
3292 (-malign-branch-targets): Ditto.
3294 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
3296 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
3297 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
3298 (rs6000_vector_reg_class): Delete.
3299 (rs6000_vsx_reg_class): Ditto.
3300 (enum rs6000_reg_class_enum): New enum for the constraints that
3301 vary based on target switches.
3302 (rs6000_constraints): New array to hold the register class for all
3303 of the register constraints that vary based on the switches used.
3304 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
3305 (enum rs6000_builtins): Add unsigned varients for the builtin
3306 declarations returned by target hooks for expanding multiplies,
3307 select, and permute operations. Add VSX builtins.
3308 (enum rs6000_builtin_type_index): Add entries for VSX.
3309 (V2DI_type_node): Ditto.
3310 (V2DF_type_node): Ditto.
3311 (unsigned_V2DI_type_node): Ditto.
3312 (bool_long_type_node): Ditto.
3313 (intDI_type_internal_node): Ditto.
3314 (uintDI_type_internal_node): Ditto.
3315 (double_type_internal_node): Ditto.
3317 * config/rs6000/altivec.md (whole file): Move all expanders to
3318 vector.md from altivec.md. Rename insn matching functions to be
3320 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
3321 (altivec_vcmp*): Ditto.
3322 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
3323 (VM): New iterator for moves that includes the VSX types.
3324 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
3325 (altivec_vperm_<mode>_uns): New, for unsigned types.
3326 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
3327 (altivec_eq<mode>): Ditto.
3328 (altivec_gt<mode>): Ditto.
3329 (altivec_gtu<mode>): Ditto.
3330 (altivec_eqv4sf): Ditto.
3331 (altivec_gev4sf): Ditto.
3332 (altivec_gtv4sf): Ditto.
3333 (altivec_vcmpbfp_p): Ditto.
3335 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
3337 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
3340 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
3343 * config/i386/i386.c (output_387_ffreep): Rewrite to use
3344 ASM_SHORT instead of .word.
3345 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
3346 instead of .word in asm template.
3348 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
3351 * ira-lives.c (bb_has_abnormal_call_pred): New function.
3352 (process_bb_node_lives): Use it.
3354 * ira.c (setup_cover_and_important_classes): Don't setup
3355 ira_important_class_nums. Add cover classes to the end of
3357 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
3359 (find_reg_class_closure): Use reorder_important_classes.
3361 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
3363 * config/i386/i386.c (i386_ira_cover_classes): New function.
3364 (TARGET_IRA_COVER_CLASSES): Redefine.
3366 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
3367 importance of order of cover classes in the array.
3369 2009-07-22 Diego Novillo <dnovillo@google.com>
3371 * tree-pass.h (TDF_EH): Define.
3372 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
3373 contains TDF_EH, print the EH region number holding GS.
3374 * tree-dump.c (dump_options): Add "eh".
3375 * doc/invoke.texi: Document it.
3377 2009-07-22 Doug Kwan <dougkwan@google.com>
3379 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
3381 2009-07-22 Michael Matz <matz@suse.de>
3383 PR tree-optimization/35229
3384 PR tree-optimization/39300
3386 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
3387 (inhibit_phi_insertion): New function.
3388 (insert_into_preds_of_block): Call it for REFERENCEs.
3389 (init_pre): Initialize and finalize scalar evolutions.
3390 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
3392 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
3394 * config/i386/predicates.md (zero_extended_scalar_load_operand):
3395 Use CONST_VECTOR_NUNITS to determine number of elements.
3397 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
3399 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
3400 (U, W): Constraints are now deprecated and will be removed if we
3402 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
3404 ("prefetch"): Add the stcmh instruction for prefetching.
3405 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
3407 (s390_short_displacement): Return always true if compiling for
3408 machines not providing the long displacement facility.
3409 (s390_mem_constraint): Support the new constraint letter Z.
3410 (s390_check_qrst_address): New function.
3412 2009-07-21 DJ Delorie <dj@redhat.com>
3414 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
3417 2009-07-21 Jason Merrill <jason@redhat.com>
3419 * c-common.c (max_tinst_depth): Increase default to 1024.
3421 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
3423 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
3424 (vec_unpacku_float_lo_v4si): Ditto.
3426 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
3429 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
3430 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
3431 (builtin_description): Add __builtin_ia32_cvtudq2ps.
3432 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
3434 2009-07-21 Jakub Jelinek <jakub@redhat.com>
3436 PR tree-optimization/40813
3437 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
3440 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
3442 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
3443 with a NOP_EXPR if needed.
3445 2009-07-21 Paul Brook <paul@codesourcery.com>
3447 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
3448 Terminate debug dump with newline.
3450 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3452 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
3453 Cast "1" to unsigned HOST_WIDE_INT.
3454 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
3455 deposit length to the maximum length - lsb. Extend length if
3456 HOST_BITS_PER_WIDE_INT is 32.
3458 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
3460 * cgraph.h (constant_pool_htab): New function.
3461 (constant_descriptor_tree): Move from varasm.c.
3462 * varasm.c (constant_pool_htab): New function.
3463 (constant_descriptor_tree): Move to cgraph.h.
3465 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
3467 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
3469 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
3471 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
3474 2009-07-20 Xinliang David Li <davidxl@google.com>
3476 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
3478 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
3480 * config/mips/mips.md (move_type): Add arith.
3481 (type): Handle arith.
3482 (zero_extendsidi2): Rename this into ...
3483 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
3484 (zero_extendsidi2): New expander.
3485 (*zero_extendsidi2_dext): New pattern.
3487 2009-07-20 Nick Clifton <nickc@redhat.com>
3489 * config.gcc (mips64-*-*): Add definition of tm_defines in order
3490 to set MIPS_ABI_DEFAULT.
3491 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
3493 2009-07-20 Jakub Jelinek <jakub@redhat.com>
3495 * tree-object-size.c (addr_object_size): Handle unions with
3496 array in it as last field of structs in __bos (, 1) as __bos (, 0).
3498 PR tree-optimization/40792
3499 * tree.c (build_function_type_skip_args): Remove bogus assert.
3501 2009-07-20 Jan Hubicka <jh@suse.cz>
3502 Martin Jambor <mjambor@suse.cz>
3504 * cgraph.h (combined_args_to_skip): New field.
3505 * cgraph.c (cgraph_create_virtual_clone): Properly handle
3506 combined_args_to_skip and args_to_skip.
3507 * tree-inline.c (update_clone_info): New function.
3508 (tree_function_versioning): Call update_clone_info.
3509 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
3511 (cgraph_materialize_all_clones): More extensive dumping, working
3512 with combined_args_to_skip rather than args_to_skip.
3514 2009-07-20 Ira Rosen <irar@il.ibm.com>
3516 * tree-vectorizer.h (vectorizable_condition): Add parameters.
3517 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
3518 (get_initial_def_for_reduction): Likewise.
3519 (vectorizable_reduction): Skip the check of first operand in case
3520 of COND_EXPR. Add check that it is outer loop vectorization if
3521 nested cycle was detected. Call vectorizable_condition() for
3522 COND_EXPR. If reduction epilogue cannot be created do not fail for
3523 nested cycles (if it is not double reduction). Assert that there
3524 is only one type in the loop in case of COND_EXPR. Call
3525 vectorizable_condition() to vectorize COND_EXPR.
3526 * tree-vect-stmts.c (vectorizable_condition): Update comment.
3527 Add parameters. Allow nested cycles if called from
3528 vectorizable_reduction(). Use reduction vector variable if provided.
3529 (vect_analyze_stmt): Call vectorizable_reduction() before
3530 vectorizable_condition().
3531 (vect_transform_stmt): Update call to vectorizable_condition().
3533 2009-07-20 Christian Bruel <christian.bruel@st.com>
3535 * config/sh/sh.opt (-mfmovd): Resurrect and document.
3536 * doc/invoke.texi (-mfmovd): Likewise.
3537 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
3539 2009-07-20 Jan Hubicka <jh@suse.cz>
3541 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
3542 when handling SSA name.
3544 2009-07-19 Jan Hubicka <jh@suse.cz>
3546 PR tree-optimization/40676
3547 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
3548 virtual PHIs in empty BBs.
3550 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3552 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
3553 re-expanded the compound use gen_lowpart instead to convert to the
3556 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3558 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
3559 OUTER_CONST arguments.
3560 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
3561 the new wider mode will be masked off.
3562 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
3564 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3566 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
3567 high-order bits are zero.
3569 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3571 * combine.c (simplify_shift_const_1): Split code to determine
3573 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
3574 new bits shifted in are identical to the old sign bit.
3576 2009-07-18 Richard Guenther <rguenther@suse.de>
3579 * gimplify.c (gimplify_call_expr): Reject code using results from
3580 functions returning void.
3582 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
3584 * doc/md.texi: Document the new PowerPC "es" constraint.
3585 Document that "m" can include automodified addresses on this target,
3586 and explain how %U must be used. Extend the "Q" and "Z" documentation
3587 to suggest "es" as well as "m".
3588 * config/rs6000/constraints.md (es): New memory constraint.
3589 (Q, Z): Update strings to match new documentation.
3591 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
3593 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
3594 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
3595 * config/rs6000/predicates.md (volatile_mem_operand): Use
3596 offsettable_nonstrict_memref_p.
3597 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
3598 (*floatunssidf2_internal): Likewise.
3599 (*fix_truncdfsi2_internal): Likewise.
3600 (*fix_trunctfsi2_internal): Likewise.
3602 2009-07-17 Anatoly Sokolov <aesok@post.ru>
3604 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
3606 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3608 2009-07-17 Richard Guenther <rguenther@suse.de>
3611 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
3612 (pass_warn_unused_result): Likewise.
3613 (TODO_set_props): Remove.
3614 * omp-low.c (diagnose_omp_structured_block_errors): Change to
3616 (pass_diagnose_omp_blocks): Define.
3617 * c-decl.c (pop_file_scope): Do not finalize the CU here.
3618 (c_gimple_diagnostics_recursively): Remove.
3619 (finish_function): Do not call it.
3620 (c_write_global_declarations): Continue after errors.
3621 Finalize the CU here.
3622 * c-gimplify.c (c_genericize): Do not gimplify here.
3623 * c-common.c (c_warn_unused_result): Move ...
3624 * tree-cfg.c (do_warn_unused_result): ... here.
3625 (run_warn_unused_result): New function.
3626 (gate_warn_unused_result): New function.
3627 (pass_warn_unused_result): New pass.
3628 * c-common.h (c_warn_unused_result): Remove.
3629 * flags.h (flag_warn_unused_result): Declare.
3630 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
3631 * opts.c (flag_warn_unused_result): Initialize to false.
3632 * toplev.c (compile_file): Add comment.
3633 * omp-low.c (create_omp_child_function): Do not register
3634 the function with the frontend.
3635 (diagnose_omp_structured_block_errors): Prepare to be
3636 called as optimization pass.
3637 (gate_diagnose_omp_blocks): New function.
3638 (pass_diagnose_omp_blocks): New pass.
3639 * cgraph.h (cgraph_optimize): Remove.
3640 (cgraph_analyze_function): Likewise.
3641 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
3642 * cgraphunit.c (cgraph_lower_function): Lower nested functions
3643 before their parents here.
3644 (cgraph_finalize_function): Not here.
3645 (cgraph_analyze_function): Gimplify functions here.
3646 (cgraph_finalize_compilation_unit): Continue after errors.
3647 Optimize the callgraph from here.
3648 (cgraph_optimize): Make static.
3649 * langhooks.c (write_global_declarations): Finalize the CU.
3650 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
3651 (gimplify_function_tree): Assert we gimplify only once.
3652 Set PROP_gimple_any property.
3653 * tree-nested.c (gimplify_all_functions): New function.
3654 (lower_nested_functions): Gimplify all nested functions.
3655 * gimple.h (diagnose_omp_structured_block_errors): Remove.
3656 * passes.c (init_optimization_passes): Add pass_warn_unused_result
3657 and pass_diagnose_omp_blocks after gimplification. Do not
3658 set TODO_set_props on all_lowering_passes.
3659 (execute_one_pass): Do not handle TODO_set_props.
3660 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
3661 (gimplify.o): Add tree-pass.h dependency.
3662 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
3663 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
3664 (unsave_r): Likewise.
3665 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
3668 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
3670 * doc/service.texi (Service): Restore previously removed link,
3671 which isn't broken after all.
3673 2009-07-17 Richard Guenther <rguenther@suse.de>
3675 PR tree-optimization/40321
3676 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
3677 PHI nodes to the maximal set.
3678 (make_values_for_phi): Add PHI arguments to the maximal set.
3679 (execute_pre): Dump PHI_GEN and the maximal set.
3681 2009-07-17 Jakub Jelinek <jakub@redhat.com>
3684 * gimplify.c (gimplify_conversion): Don't change non-conversions into
3687 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
3689 * doc/extend.texi (Nested Functions): Replace broken link with
3691 * doc/service.texi (Service): Remove broken link.
3693 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
3696 * builtins.c (expand_builtin_memcmp): Use loc instead of
3697 EXPR_LOCATION (exp).
3698 (expand_builtin_strncmp): Likewise.
3700 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
3701 Manuel López-Ibáñez <manu@gcc.gnu.org>
3704 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
3705 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
3706 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
3707 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
3708 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
3709 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
3710 tree-inline.c, c-common.c, c-common.h, gimple.c,
3711 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
3712 convert.c: Add location argument to fold_{unary,binary,ternary},
3713 fold_build[123], build_call_expr, build_size_arg,
3714 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
3715 fold_build1_initializer, fold_build2_initializer,
3716 fold_build3_initializer, fold_build_call_array,
3717 fold_build_call_array_initializer, fold_single_bit_test,
3718 omit_one_operand, omit_two_operands, invert_truthvalue,
3719 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
3720 combine_comparisons, fold_builtin_*, fold_call_expr,
3721 build_range_check, maybe_fold_offset_to_address, round_up,
3724 2009-07-16 Jason Merrill <jason@redhat.com>
3727 * c-common.c (c_common_reswords): Add __is_standard_layout
3729 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
3730 * doc/implement-cxx.texi: New.
3731 * doc/gcc.texi: Include it.
3733 2009-07-16 DJ Delorie <dj@redhat.com>
3735 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
3736 compares that may be indirectly affected by previous instructions.
3738 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3740 * builtins.c (do_mpc_arg2): New.
3741 (fold_builtin_2): Fold builtin cpow.
3742 * real.h (HAVE_mpc_pow): New.
3744 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
3746 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
3747 comparison to skip unprofitable schedule
3749 2009-07-16 Simon Baldwin <simonb@google.com>
3751 * gcc.c (option_map): New flag -no-canonical-prefixes.
3752 * (display_help): Print help text for new flag.
3753 * (process_command): Move options translation and language specifics
3754 and handle new flag early. Use it to set a function pointer to a
3755 prefix builder. Replace make_relative_prefix calls with calls to
3756 the function pointed to. Ignore new flag in regular options handling.
3757 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
3759 2009-07-15 DJ Delorie <dj@redhat.com>
3761 * config/mep/mep.md (sibcall_internal): Change register to avoid
3763 (sibcall_value_internal): Likewise.
3765 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3767 PR rtl-optimization/40710
3768 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3770 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
3772 * config/mips/mips.md (*extenddi_truncate<mode>,
3773 *extendsi_truncate<mode>): Change type attribute to move_type
3774 with shift_shift. Split out code handling exts from here ...
3775 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
3777 (*extendhi_truncateqi): Change type attribute to move_type with
3778 shift_shift. Split out code handling exts from here ...
3779 (*extendhi_truncateqi_exts): ... to this new pattern.
3781 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
3783 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
3784 instead of "and" with inverted sign bit mask value. Use
3785 "nonimmediate_operand" for operand 1 and operand 2 predicate.
3786 Allocate registers only for operand 4 and operand 5.
3788 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3791 * fold-const.c (fold_cond_expr_with_comparison): When folding
3792 < and <= to MIN, make sure the MIN uses the same type as the
3793 comparison's operands.
3795 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3797 * arm.md (ior_xor): New code iterator.
3798 (split for ior/xor with shift and zero-extend): New split pattern.
3799 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3801 2009-07-15 Richard Guenther <rguenther@suse.de>
3803 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3806 2009-07-15 Richard Guenther <rguenther@suse.de>
3809 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3811 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3813 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3814 handle 2.6.30 kernel.
3816 2009-07-15 DJ Delorie <dj@redhat.com>
3818 * config/mep/mep.md (sibcall_internal): Change register to allow
3819 for 24-bit addresses.
3820 (sibcall_value_internal): Likewise.
3822 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3824 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3825 that are enabled/disabled by the flags introduced by a previous patch.
3827 2009-07-14 DJ Delorie <dj@redhat.com>
3829 * config/mep/mep.md (sibcall_internal): Include non-toggling
3831 (sibcall_value_internal): Likewise.
3833 2009-07-14 Taras Glek <tglek@mozilla.com>
3834 Rafael Espindola <espindola@google.com>
3836 * doc/sourcebuild.texi: Document install-plugin target.
3837 * configure.ac: Added install-plugin target to language makefiles.
3838 * configure: Regenerate.
3839 * Makefile.in: (install-plugin): Install more headers,
3840 depend on lang.install-plugin.
3842 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3844 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3847 2009-07-14 DJ Delorie <dj@redhat.com>
3849 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3850 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3851 * config/mep/mep.md (sibcall_internal): Change test from
3852 mep_vliw_mode_match to mep_vliw_jmp_match.
3853 (sibcall_value_internal): Likewise.
3855 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3857 * config/i386/sse.md (copysign<mode>3): New expander.
3858 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3859 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3860 Use ix86_build_const_vector.
3861 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3862 IX86_BUILTIN_CPYSGNPD.
3863 (builtin_description): Add __builtin_ia32_copysignps and
3864 __builtin_ia32_copysignpd.
3865 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3866 and BUILT_IN_COPYSIGNF.
3868 2009-07-13 Jason Merrill <jason@redhat.com>
3870 * builtins.c (can_trust_pointer_alignment): New fn.
3871 (get_pointer_alignment): Factor it out from here.
3872 * tree.h: Declare it.
3874 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3876 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3879 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3883 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3885 2009-07-14 Richard Guenther <rguenther@suse.de>
3886 Andrey Belevantsev <abel@ispras.ru>
3889 * cfgexpand.c (partition_stack_vars): Do not bother to update
3890 alias information when not optimizing.
3892 2009-07-14 Richard Guenther <rguenther@suse.de>
3893 Andrey Belevantsev <abel@ispras.ru>
3895 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3896 (pt_solution_set): Likewise.
3897 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3898 * tree-ssa-structalias.c (pt_solution_set): New function.
3899 * final.c (rest_of_clean_state): Free SSA data structures.
3900 * print-rtl.c (print_decl_name): Remove.
3901 (print_mem_expr): Implement in terms of print_generic_expr.
3902 * alias.c (ao_ref_from_mem): New function.
3903 (rtx_refs_may_alias_p): Likewise.
3904 (true_dependence): Query alias-export info.
3905 (canon_true_dependence): Likewise.
3906 (write_dependence_p): Likewise.
3907 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3909 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3910 (mem_expr_equal_p): Use operand_equal_p.
3911 (set_mem_attributes_minus_bitpos): Do not use
3912 component_ref_for_mem_expr.
3913 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3914 (update_alias_info_with_stack_vars): Likewise.
3915 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3916 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3917 explicitly nor clear stmt operands.
3918 Free the decl-to-pointer map.
3919 * tree-optimize.c (execute_free_datastructures): Do not free
3920 SSA data structures here.
3921 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3922 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3923 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3925 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3927 2009-07-13 DJ Delorie <dj@redhat.com>
3929 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3930 unrolling at the right iteration count.
3932 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3935 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3937 * haifa-sched.c (rank_for_schedule): Introduced flags to
3938 enable/disable individual scheduling heuristics.
3939 * common.opt: Introduced flags to enable/disable individual
3940 heuristics in the scheduler.
3941 * doc/invoke.texi: Introduced flags to enable/disable individual
3942 heuristics in the scheduler.
3944 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3946 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3947 config/i386/mingw-tls.c.
3948 * config/i386/mingw-tls.c: Removed.
3950 2009-07-13 Ira Rosen <irar@il.ibm.com>
3952 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3953 checks access only relevant statements.
3954 (vectorizable_reduction): Likewise.
3956 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3958 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3959 just for 32-bit case.
3961 2009-07-12 Jan Hubicka <jh@suse.cz>
3963 PR tree-optimization/40585
3964 * except.c (expand_resx_expr): When there already is resume
3965 instruction, produce linked list.
3966 (build_post_landing_pads): Assert that resume is empty.
3967 (connect_post_landing_pads): Handle resume lists.
3968 (dump_eh_tree): Dump resume list.
3970 2009-07-12 Ira Rosen <irar@il.ibm.com>
3972 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3973 with additional argument.
3974 * tree-vectorizer.h (enum vect_def_type): Add
3975 vect_double_reduction_def.
3976 (vect_is_simple_reduction): Add argument.
3977 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3979 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3980 vect_is_simple_reduction with additional argument.
3981 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3983 (reduction_code_for_scalar_code): Handle additional codes by
3984 returning ERROR_MARK for them. Fix comment and indentation.
3985 (vect_is_simple_reduction): Fix comment, add argument to specify
3986 double reduction. Detect double reduction.
3987 (get_initial_def_for_induction): Fix indentation.
3988 (get_initial_def_for_reduction): Fix comment and indentation.
3989 Handle double reduction. Create initial definitions that do not
3990 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3991 (vect_create_epilog_for_reduction): Fix comment, add argument to
3992 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3993 epilogue result extraction. Create double reduction phi node and
3994 replace relevant uses.
3995 (vectorizable_reduction): Call vect_is_simple_reduction with
3996 additional argument. Fix indentation. Update epilogue code treatment
3997 according to the changes in reduction_code_for_scalar_code. Check
3998 for double reduction. Call vect_create_epilog_for_reduction with
3999 additional argument.
4000 * tree-vect-stmts.c (process_use): Handle double reduction, update
4002 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
4003 (vect_get_vec_def_for_operand): Likewise.
4005 2009-07-12 Danny Smith <dansmister@gmail.com>
4007 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
4008 dllexport if !TREE_PUBLIC.
4009 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
4011 2009-07-11 Anatoly Sokolov <aesok@post.ru>
4013 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
4014 (avr_extra_arch_macro) Remove declatation.
4015 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
4016 (avr_extra_arch_macro) Declare as static.
4017 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
4019 2009-07-11 Jan Hubicka <jh@suse.cz>
4022 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
4024 2009-07-11 Jakub Jelinek <jakub@redhat.com>
4027 * dwarf2out.c (dw_fde_struct): Add in_std_section and
4028 cold_in_std_section bits.
4029 (dwarf2out_begin_prologue): Initialize them.
4030 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
4031 if already covered by text_section or cold_text_section range.
4033 PR rtl-optimization/40667
4034 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
4035 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
4036 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
4037 * config/i386/i386.c (ix86_minimum_alignment): New function.
4038 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
4039 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
4040 * emit-rtl.c (gen_reg_rtx): Likewise.
4041 * function.c (assign_parms): Likewise. If nominal_type needs
4042 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
4043 rather than passed_type's alignment.
4046 * function.c (assign_parm_setup_stack): Adjust
4047 MEM_OFFSET (data->stack_parm) if promoted_mode is different
4048 from nominal_mode on big endian.
4050 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
4052 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
4054 2009-07-10 DJ Delorie <dj@redhat.com>
4056 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
4058 2009-07-10 Mark Mitchell <mark@codesourcery.com>
4060 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
4062 (thumb2_cbnz): Likewise.
4064 2009-07-10 David Daney <ddaney@caviumnetworks.com>
4067 * config.gcc (supported_defaults): Add synci.
4068 (with_synci): Add validation.
4069 (all_defaults): Add synci.
4070 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
4073 * config/mips/mips.opt (msynci): New option.
4074 * config/mips/mips.c (mips_override_options): Warn on use of
4075 -msynci for targets that do now support it.
4076 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4078 * gcc/doc/invoke.texi (-msynci): Document the new option.
4079 * doc/install.texi (--with-synci): Document the new option.
4081 2009-07-10 Richard Guenther <rguenther@suse.de>
4083 PR tree-optimization/40496
4084 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
4085 the PHI result with a compatible type.
4087 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
4091 * c.opt (Wunused-result): New.
4092 * doc/invoke.texi: Document it.
4093 * c-common.c (c_warn_unused_result): Use it.
4095 2009-07-09 DJ Delorie <dj@redhat.com>
4097 * targhooks.c (default_target_can_inline_p): Rename from
4098 default_target_option_can_inline_p.
4099 * targhooks.h (default_target_can_inline_p): Likewise.
4100 * target-def.h (TARGET_CAN_INLINE_P): Rename from
4101 TARGET_OPTION_CAN_INLINE_P.
4102 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
4103 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
4104 (mep_target_can_inline_p): Rename from
4105 mep_target_option_can_inline_p.
4108 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
4109 registers used to pass vectors.
4111 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
4113 2009-07-09 Tom Tromey <tromey@redhat.com>
4115 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
4116 * config/mmix/mmix.c: Include dwarf2.h.
4117 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
4118 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
4119 * config/sh/sh.c: Include dwarf2.h.
4120 * config/i386/i386.c: Include dwarf2.h.
4121 * Makefile.in (DWARF2_H): Remove 'elf'.
4122 * except.c: Include dwarf2.h.
4123 * unwind-dw2.c: Include dwarf2.h.
4124 * dwarf2out.c: Include dwarf2.h.
4125 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
4126 * unwind-dw2-fde.c: Include dwarf2.h.
4127 * dwarf2asm.c: Include dwarf2.h.
4129 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4131 * haifa-sched.c (insn_finishes_cycle_p): New static function.
4132 (max_issue): Use it.
4133 * sched-int.h (struct sched_info: insn_finishes_block_p): New
4135 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
4136 (region_sched_info): Update.
4137 * sched-ebb.c (ebb_sched_info): Update.
4138 * modulo-sched.c (sms_sched_info): Update.
4139 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
4141 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4143 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
4145 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
4147 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
4149 2009-07-09 Jakub Jelinek <jakub@redhat.com>
4152 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
4153 arg1 with arg01 if arg1 is already INTEGER_CST.
4155 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
4157 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
4158 Transform (and (truncate)) into (truncate (and)).
4160 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
4162 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
4163 creating LHS paradoxical subregs. Fix surrounding returns to
4164 use NULL_RTX rather than 0.
4166 2009-07-08 DJ Delorie <dj@redhat.com>
4168 * config/mep/mep.c: (mep_option_can_inline_p): New.
4169 (TARGET_OPTION_CAN_INLINE_P): Define.
4171 2009-07-08 Mark Wielaard <mjw@redhat.com>
4174 * dwarf2out.c (add_data_member_location_attribute): When we have
4175 only a constant offset don't emit a new location description using
4176 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
4179 2009-07-08 Richard Henderson <rth@redhat.com>
4182 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
4183 (enum reg_class): Add CLOBBERED_REGS.
4184 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
4185 * config/i386/i386.c (ix86_conditional_register_usage): Moved
4186 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
4187 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
4188 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
4189 force 64-bit sibcalls into R11.
4190 * config/i386/constraints.md (U): New constraint.
4191 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
4192 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
4193 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
4195 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
4197 * basic-block.h (dump_regset, debug_regset): Remove duplicate
4199 * c-objc-common.h (c_initialize_diagnostics): Ditto.
4200 * ebitmap.h (dump_ebitmap): Ditto.
4201 * optabs.h (optab_libfunc): Ditto.
4202 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
4203 * tree-flow.h (vect_can_force_dr_alignment_p,
4204 get_vectype_for_scalar_type): Ditto.
4205 (vectorize_loops): Move prototype to ...
4206 * tree-vectorizer.h: ... here. Also, adjust comment.
4207 (vect_set_verbosity_level): Remove duplicate prototype.
4208 * tree-ssa-loop.c: Include tree-vectorizer.h.
4209 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
4211 2009-07-08 Nick Clifton <nickc@redhat.com>
4213 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
4216 2009-07-08 DJ Delorie <dj@redhat.com>
4218 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
4219 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
4220 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
4222 * config/mep/intrinsics.md: Regenerated.
4223 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
4224 registers when asm() or calls are detected.
4226 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4229 * gimplify.c (gimplify_expr): Propagate no_warning flag when
4231 * gimple (gimple_build_call_from_tree): Likewise.
4232 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
4233 no_warning flag before warning.
4235 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4237 * tree.c (set_expr_locus): Remove.
4238 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
4239 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
4241 * gimplify.c (internal_get_tmp_var): Likewise.
4242 (gimplify_call_expr): Likewise.
4243 (gimplify_one_sizepos): Likewise.
4245 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
4248 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
4249 to variables for debugging purposes.
4251 2009-06-23 Mark Loeser <mark@halcy0n.com>
4254 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
4256 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4258 * pretty-print.c (pp_base_format): Remove %J.
4259 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4260 gcc_cxxdiag_char_table): Likewise.
4261 (init_dynamic_diag_info): Likewise.
4263 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4265 * pretty-print.c (pp_base_format): Remove %H.
4266 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4267 gcc_cxxdiag_char_table): Likewise.
4268 (init_dynamic_diag_info): Likewise.
4269 * config/mep/mep.c (mep_select_section): Likewise.
4271 2009-07-07 Duncan Sands <baldrick@free.fr>
4273 * final.c (pass_clean_state): Give the pass a name.
4274 * passes.c (pass_rest_of_compilation): Likewise.
4275 * tree-optimize.c (pass_all_optimizations): Likewise.
4277 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
4279 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
4280 an extra 'decl' for error_at.
4282 2009-07-07 Jakub Jelinek <jakub@redhat.com>
4285 * tree-tailcall.c (adjust_return_value_with_ops,
4286 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
4287 if it has complex or vector type.
4289 2009-07-07 Olivier Hainque <hainque@adacore.com>
4291 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
4294 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
4296 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
4298 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4300 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
4301 * c-decl.c: Likewise.
4302 * function.c: Likewise.
4303 * varasm.c: Likewise.
4304 * tree-ssa.c: Likewise.
4305 * c-common.c: Likewise.
4306 * tree-cfg.c: Likewise.
4307 * config/spu/spu.c: Likewise.
4308 * config/ia64/ia64.c: Likewise.
4309 * config/v850/v850.c: Likewise.
4311 2009-07-06 DJ Delorie <dj@redhat.com>
4313 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
4314 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
4315 unspecified accesses to control registers.
4316 * config/mep/intrinsics.md: Regenerate.
4317 * config/mep/intrinsics.h: Regenerate.
4318 * config/mep/mep-intrin.h: Regenerate.
4320 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4322 * c-lex.c: Replace %H by an explicit location. Update all calls.
4323 * c-common.c: Likewise.
4324 * c-decl.c: Likewise.
4325 * c-typeck.c: Likewise.
4326 * fold-const.c: Likewise.
4327 * gimplify.c: Likewise.
4329 * tree-cfg.c: Likewise.
4330 * tree-ssa-loop-niter.c: Likewise.
4331 * tree-vrp.c: Likewise.
4332 * value-prof.c: Likewise.
4334 2009-07-06 Diego Novillo <dnovillo@google.com>
4336 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
4337 if it has one. Handle cases where VAR does not have an
4338 annotation or cfun is NULL.
4340 2009-07-06 Diego Novillo <dnovillo@google.com>
4342 * tree.c: Include debug.h.
4343 (initialize_tree_contains_struct): New.
4344 (init_ttree): Call it.
4345 (tree_node_structure_for_code): Factor out of ...
4346 (tree_node_structure): ... here.
4347 * treestruct.def (TS_PHI_NODE): Remove.
4348 (TS_GIMPLE_STATEMENT): Remove.
4350 2009-07-06 Diego Novillo <dnovillo@google.com>
4352 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
4353 (debug_tree_chain): Handle cycles.
4355 2009-07-06 Nick Clifton <nickc@redhat.com>
4356 DJ Delorie <dj@redhat.com>
4358 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4359 __FMOVD_ENABLED__ is defined.
4361 (TARGET_FMOVD): Provide a default definition.
4362 (MASK_FMOVD): Likewise.
4363 (TARGET_CPU_CPP_BUILTINS): Define
4364 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4365 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4366 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
4367 (split for DF load from memory into register): Also handle
4368 MEMs which consist of REG+DISP addressing.
4369 (split for DF store from register to memory): Likewise.
4370 (movsf_ie): Always use single fp_mode.
4371 * config/sh/sh.c (sh_override_options): Do not automatically
4372 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4373 that to the -mfmovd command line switch.
4374 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
4375 (fldi_ok): Always allow.
4376 * config/sh/sh.opt (mfmovd): Remove this switch.
4377 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4379 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
4380 Kaz Kojima <kkojima@gcc.gnu.org>
4382 PR rtl-optimization/30807
4383 * postreload.c (reload_combine): For every new use of REG_SUM,
4384 record the use of BASE.
4386 2009-07-06 Jan Hubicka <jh@suse.cz>
4388 * params.def: Revert my accidental commit at 2009-06-30.
4390 2009-07-04 Ian Lance Taylor <iant@google.com>
4393 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
4395 (mingw_format_attribute_overrides): Likewise.
4397 2009-07-04 Jakub Jelinek <jakub@redhat.com>
4400 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
4401 don't check cfa.reg. Instead of cfa.indirect use
4402 fde && fde->drap_reg != INVALID_REGNUM test.
4404 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
4406 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
4408 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
4411 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
4413 2009-07-03 Richard Guenther <rguenther@suse.de>
4415 PR tree-optimization/40640
4416 * tree-switch-conversion.c (build_arrays): Perform arithmetic
4419 2009-07-03 Jan Hubicka <jh@suse.cz>
4421 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
4422 for size, reduce amount of inlining.
4424 2009-07-03 Richard Guenther <rguenther@suse.de>
4427 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
4428 if t +- x is known to not overflow and the conversion widens the
4430 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
4432 2009-07-03 Jan Hubicka <jh@suse.cz>
4434 * ipa-pure-const.c (analyze): Update loop optimizer init.
4435 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
4436 try_remove_empty_loop, remove_empty_loops): Remove.
4437 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
4438 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
4439 to mark regular loops as neccesary.
4440 (degenerate_phi_p): New function.
4441 (propagate_necessity, remove_dead_phis): Use it.
4442 (forward_edge_to_pdom): Likewise.
4443 (eliminate_unnecessary_stmts): Take care to remove uses of results of
4444 virtual PHI nodes that became unreachable.
4445 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
4446 * tree-flow.h (remove_empty_loops): Remove.
4447 * passes.c (init_optimization_passes): Remove.
4449 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
4451 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
4452 can_create_pseudo_p.
4453 (*fix_trunc<mode>_i387_1): Ditto.
4454 (*floathi<mode>2_1): Ditto.
4455 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
4456 (*fistdi2_1): Ditto.
4457 (*fist<mode>2_1): Ditto.
4458 (frndintxf2_floor): Ditto.
4459 (*fist<mode>2_floor_1): Ditto.
4460 (frndintxf2_ceil): Ditto.
4461 (*fist<mode>2_ceil_1): Ditto.
4462 (frndintxf2_trunc): Ditto.
4463 (frndintxf2_mask_pm): Ditto.
4464 (fxam<mode>2_i387_with_temp): Ditto.
4465 * config/i386/sse.md (mulv16qi3): Ditto.
4466 (*sse2_mulv4si3): Ditto.
4468 (sse4_2_pcmpestr): Ditto.
4469 (sse4_2_pcmpistr): Ditto.
4471 2009-07-03 Jan Hubicka <jh@suse.cz>
4473 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
4474 (mark_stmt_necessary): Set it.
4475 (mark_operand_necessary): Set it.
4476 (mark_control_dependent_edges_necessary): Set it.
4477 (mark_virtual_phi_result_for_renaming): New function.
4478 (get_live_post_dom): New function.
4479 (forward_edge_to_pdom): New function.
4480 (remove_dead_stmt): Fix handling of control dependences.
4481 (tree_dce_init): Init new bitmap.
4482 (tree_dce_done): Free it.
4484 2009-07-02 Richard Guenther <rguenther@suse.de>
4487 * tree-ssa-structalias.c (new_var_info): Initialize
4490 2009-07-02 Jan Hubicka <jh@suse.cz>
4492 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
4495 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
4497 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
4498 instead of recomputing it. Adjust calls.
4499 (emit_store_flag): Adjust recursive calls.
4501 2009-07-02 Richard Guenther <rguenther@suse.de>
4503 * tree-ssa-live.c (remove_unused_locals): Do not remove
4505 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
4506 of DECL_EXTERNAL for HEAP variables.
4507 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
4508 HEAP variables. Do not adjust RESTRICT vars.
4509 (find_what_var_points_to): Nobody cares if something
4512 2009-07-02 Ben Elliston <bje@au.ibm.com>
4514 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
4515 pc_low and pc_high declarations to the top of the function.
4517 2009-07-01 DJ Delorie <dj@redhat.com>
4519 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
4521 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
4522 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
4523 unspecified accesses to control registers.
4524 * config/mep/intrinsics.md: Regenerate.
4525 * config/mep/intrinsics.h: Regenerate.
4526 * config/mep/mep-intrin.h: Regenerate.
4528 2009-07-01 Anthony Green <green@moxielogic.com>
4530 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4531 instruction when possible.
4532 (moxie_expand_prologue): Ditto. Also, save an instruction and
4533 some complexity by popping off of $r12 instead of $sp.
4534 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
4537 2009-07-01 Richard Henderson <rth@redhat.com>
4540 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
4541 contained no insns, reposition note before last insn.
4543 2009-07-01 Richard Henderson <rth@redhat.com>
4546 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
4547 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
4549 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4552 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
4553 darwin9 for printing reg addresses with %y.
4555 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4557 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
4558 truncation from operands in binary operations.
4560 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4563 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
4564 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
4565 subreg of op0 to the original op0.
4567 * expmed.c (store_bit_field_1): Use a temporary as the destination
4568 instead of a paradoxical subreg when we need to truncate the result.
4570 2009-07-01 DJ Delorie <dj@redhat.com>
4572 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
4573 names to VLIW variants.
4574 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
4575 * config/mep/intrinsics.md: Regenerate.
4576 * config/mep/intrinsics.h: Regenerate.
4577 * config/mep/mep-intrin.h: Regenerate.
4579 2009-07-01 Jakub Jelinek <jakub@redhat.com>
4582 * jump.c (returnjump_p): Revert last patch.
4583 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
4585 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4588 * pa.md (casesi32p): Use jump table label to determine the offset
4590 (casesi64p): Likewise.
4592 * pa.c (forward_branch_p): Return bool type. Use instruction
4593 addresses when available. Assert that INSN has a jump label.
4594 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
4597 2009-07-01 Richard Guenther <rguenther@suse.de>
4599 PR tree-optimization/19831
4600 * tree-ssa-dce.c (propagate_necessity): Calls to functions
4601 that only act as barriers do not make any previous stores necessary.
4602 * tree-ssa-structalias.c (handle_lhs_call): Delay making
4603 HEAP variables global, do not add a constraint from nonlocal.
4604 (find_func_aliases): Handle escapes through return statements.
4605 (compute_points_to_sets): Make escaped HEAP variables global.
4607 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4610 * expmed.c (emit_store_flag): Perform a conversion if necessary,
4611 after reducing a DImode cstore to SImode.
4613 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4615 * expr.c (expand_expr_real_1): Reinstate fallthrough to
4616 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
4618 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
4620 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
4621 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
4623 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
4624 and umod_optab if TARGET_BSD_DIVMOD.
4625 * config/vax/lib1funcs.asm: New file.
4626 * config/vax/t-linux: New file.
4627 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
4629 2009-06-30 Jakub Jelinek <jakub@redhat.com>
4632 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
4633 to type arguments that have void type.
4636 * dwarf2out.c (gen_formal_parameter_die): Call
4637 equate_decl_number_to_die if node is different from origin.
4639 2009-06-30 Anthony Green <green@moxielogic.com>
4641 Clean up moxie port for --enable-build-with-cxx.
4642 * config/moxie/moxie.c (moxie_function_value): First two
4643 parameters are const_tree, not tree.
4644 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
4645 (REG_CLASS_NAMES): Ditto.
4646 (REGNO_REG_CLASS): Ditto.
4647 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
4648 (moxie_function_value): Fix constyness of arguments.
4650 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
4652 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
4653 finalize_size_functions before further processing.
4654 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
4655 (variable_size): Call self_referential_size on size expressions
4656 that contain a PLACEHOLDER_EXPR.
4657 (size_functions): New static variable.
4658 (copy_self_referential_tree_r): New static function.
4659 (self_referential_size): Likewise.
4660 (finalize_size_functions): New global function.
4661 * tree.c: Include tree-inline.h.
4662 (push_without_duplicates): New static function.
4663 (find_placeholder_in_expr): New global function.
4664 (substitute_in_expr) <tcc_declaration>: Return the replacement object
4666 <tcc_expression>: Likewise.
4667 <tcc_vl_exp>: If the replacement object is a constant, try to inline
4668 the call in the expression.
4669 * tree.h (finalize_size_functions): Declare.
4670 (find_placeholder_in_expr): Likewise.
4671 (FIND_PLACEHOLDER_IN_EXPR): New macro.
4672 (substitute_placeholder_in_expr): Update comment.
4673 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
4675 (copy_tree_body_r): Likewise.
4676 (copy_tree_body): New static function.
4677 (maybe_inline_call_in_expr): New global function.
4678 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
4679 (maybe_inline_call_in_expr): Declare.
4680 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
4681 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
4684 2009-06-30 Richard Guenther <rguenther@suse.de>
4686 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
4688 (propagate_necessity): Do not mark reaching defs of stores
4691 2009-06-30 Jan Hubicka <jh@suse.cz>
4693 * cfgloopanal.c (check_irred): Move into ...
4694 (mark_irreducible_loops): ... here; return true if ireducible
4696 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
4697 (analyze_function): Try to prove loop finiteness.
4698 * cfgloop.h (mark_irreducible_loops): Update prototype.
4699 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
4701 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
4703 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
4705 2009-06-30 Ira Rosen <irar@il.ibm.com>
4707 PR tree-optimization/40542
4708 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
4711 2009-06-30 Martin Jambor <mjambor@suse.cz>
4713 PR tree-optimization/40582
4714 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
4715 than useless_type_conversion_p.
4716 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
4719 2009-06-30 Martin Jambor <mjambor@suse.cz>
4722 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
4724 2009-06-30 Richard Guenther <rguenther@suse.de>
4726 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
4727 use ao_ref references.
4728 (walk_aliased_vdefs): Likewise.
4729 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
4730 * tree-ssa-dce.c (struct ref_data): Remove.
4731 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
4732 (mark_aliased_reaching_defs_necessary): Adjust.
4733 (mark_all_reaching_defs_necessary_1): Likewise.
4735 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
4738 * expmed.c (emit_cstore): New name of emit_store_flag_1.
4739 (emit_store_flag_1): Extract from emit_store_flag, adjust
4740 calls to (what now is) emit_cstore.
4741 (emit_store_flag): Call emit_store_flag_1 and also use it
4742 for what used to be recursive calls.
4744 2009-06-30 Wei Guozhi <carrot@google.com>
4747 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
4748 if the target bb post dominates from bb.
4749 * config/i386/i386.c (memory_address_length): Check existence of base
4750 register before using it.
4752 2009-06-30 Nick Clifton <nickc@redhat.com>
4753 DJ Delorie <dj@redhat.com>
4755 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4756 __FMOVD_ENABLED__ is defined.
4758 (TARGET_FMOVD): Provide a default definition.
4759 (MASK_FMOVD): Likewise.
4760 (TARGET_CPU_CPP_BUILTINS): Define
4761 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4762 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4763 two fmov instructions depending upon whether TARGET_FMOVD is
4765 (split for DF load from memory into register): Also handle
4766 MEMs which consist of REG+DISP addressing.
4767 (split for DF store from register to memory): Likewise.
4768 * config/sh/sh.opt (mfmovd): Remove this switch.
4769 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4770 * config/sh/sh.c (sh_override_options): Do not automatically
4771 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4772 that to the -mfmovd command line switch.
4774 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4776 (fldi_ok): Always allow.
4777 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4779 2009-06-29 DJ Delorie <dj@redhat.com>
4781 * doc/install.texi (mep-x-elf): Correct chip's full name.
4783 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4785 * doc/extend.texi: Fix typo.
4787 2009-06-29 Tom Tromey <tromey@redhat.com>
4790 * Makefile.in (DWARF2_H): New variable.
4792 (dwarf2out.o): Likewise.
4793 (dwarf2asm.o): Likewise.
4794 * config/i386/t-i386: Use DWARF2_H.
4795 * except.c: Include elf/dwarf2.h.
4796 * unwind-dw2.c: Include elf/dwarf2.h.
4797 * dwarf2out.c: Include elf/dwarf2.h.
4798 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4799 <dtprel>: New field.
4800 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4801 (size_of_loc_descr): Likewise.
4802 (output_loc_operands_raw): Likewise.
4803 (output_loc_operands): Handle new dtprel field.
4804 (loc_checksum): Update.
4805 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4806 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4807 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4808 * dwarf2asm.c: Include elf/dwarf2.h.
4809 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4810 * config/mmix/mmix.c: Include elf/dwarf2.h.
4811 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4812 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4813 * config/sh/sh.c: Include elf/dwarf2.h.
4814 * config/i386/i386.c: Include elf/dwarf2.h.
4816 2009-06-29 DJ Delorie <dj@redhat.com>
4818 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4820 * doc/extend.texi: Add MeP attributes and pragmas.
4821 * doc/invoke.text: Add MeP Options.
4822 * doc/contrib.texi: Add MeP contribution.
4823 * doc/md.texi: Add MeP constraints.
4824 * doc/install.texi: Add MeP target.
4826 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4828 * target.h (struct gcc_target): Add frame_pointer_required field.
4829 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4830 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4831 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4833 * reload1.c (update_eliminables): (Ditto.).
4834 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4835 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4836 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4838 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4840 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4841 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4842 (arm_frame_pointer_required): New function.
4844 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4845 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4846 (avr_frame_pointer_required_p): Declare as static.
4847 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4849 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4850 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4851 (bfin_frame_pointer_required): Make as static, change return type
4853 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4855 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4856 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4857 (cris_frame_pointer_required): New function.
4859 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4861 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4862 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4863 (fr30_frame_pointer_required): New function.
4865 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4866 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4867 (frv_frame_pointer_required): Make as static, change return type
4869 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4871 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4872 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4873 (ix86_frame_pointer_required): Make as static, change return type to
4875 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4877 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4878 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4880 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4882 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4884 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4886 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4887 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4888 (mips_frame_pointer_required): Make as static.
4889 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4891 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4892 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4893 (mmix_frame_pointer_required): Mew function.
4895 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4896 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4898 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4900 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4902 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4904 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4905 (CAN_ELIMINATE): Redefine.
4906 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4907 (sparc_frame_pointer_required): New function.
4908 (sparc_can_eliminate): New function.
4909 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4911 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4912 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4914 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4915 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4916 (xtensa_frame_pointer_required): Make as static, change return type
4918 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4921 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4923 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4924 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4925 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4926 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4927 (register_callback): Handle PLUGIN_START_UNIT.
4928 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4930 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4932 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4934 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4935 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4937 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4939 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4942 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4944 * doc/extend.texi (Additional Floating Types): __float128 is also
4945 supported on i386 targets.
4947 2009-06-29 Richard Guenther <rguenther@suse.de>
4950 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4952 (pt_solutions_same_restrict_base): Declare.
4953 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4955 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4956 (make_constraint_from, make_copy_constraint): Move earlier.
4957 (make_constraint_from_heapvar): New function.
4958 (make_constraint_from_restrict): Likewise.
4959 (handle_lhs_call): Use it.
4960 (find_func_aliases): Use it to track conversions to restrict
4962 (struct fieldoff): Add only_restrict_pointers flag.
4963 (push_fields_onto_fieldstack): Initialize it.
4964 (create_variable_info_for): Track global restrict qualified pointers.
4965 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4966 Track restrict qualified pointer arguments.
4967 (set_uids_in_ptset): Use varinfo is_global_var flag.
4968 (find_what_var_points_to): Set the vars_contains_restrict flag.
4969 Always create the points-to solution for sets including restrict tags.
4970 (pt_solutions_same_restrict_base): New function.
4971 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4972 qualified pointers use pt_solutions_same_restrict_base as
4973 additional source for disambiguation.
4975 2009-06-29 Richard Guenther <rguenther@suse.de>
4978 * alias.c (find_base_decl): Remove.
4979 (get_deref_alias_set_1): Remove restrict handling.
4980 * c-common.c (c_apply_type_quals_to_decl): Do not set
4981 DECL_POINTER_ALIAS_SET.
4982 * gimplify.c (find_single_pointer_decl_1): Remove.
4983 (find_single_pointer_decl): Likewise.
4984 (internal_get_tmp_var): Remove restrict handling.
4985 (gimple_regimplify_operands): Likewise.
4986 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4987 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4988 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4989 * tree.c (restrict_base_for_decl): Remove.
4990 (init_ttree): Do not allocate it.
4991 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4992 LABEL_DECL_UID for label decls.
4993 (copy_node_stat): Do not copy restrict information.
4994 (decl_restrict_base_lookup): Remove.
4995 (decl_restrict_base_insert): Likewise.
4996 (print_restrict_base_statistics): Likewise.
4997 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4998 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4999 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
5000 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
5001 (LABEL_DECL_UID): Adjust.
5002 (DECL_BASED_ON_RESTRICT_P): Remove.
5003 (DECL_GET_RESTRICT_BASE): Likewise.
5004 (SET_DECL_RESTRICT_BASE): Likewise.
5005 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
5007 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
5008 instead of DECL_POINTER_ALIAS_SET.
5009 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5010 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
5011 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
5013 2009-06-29 Richard Guenther <rguenther@suse.de>
5015 PR tree-optimization/40579
5016 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
5017 the IL to simplify has constants that overflowed.
5019 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
5021 PR tree-optimization/40550
5022 * tree-vect-generic.c (expand_vector_operations_1): Compute in
5023 vector_compute_type only when the size of vector_compute_type is
5024 less than the size of type.
5026 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
5028 * fold-const.c (contains_label_1): Fix comments.
5029 (contains_label_p): Do not walk trees multiple time.
5031 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5033 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
5034 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
5035 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
5036 ix86_fp_comparison_operator.
5037 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
5038 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
5039 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
5040 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
5041 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
5042 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
5043 (related splits): Change predicate to ix86_fp_comparison_operator.
5044 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
5045 instead of ix86_fp_comparison_codes.
5046 (ix86_trivial_fp_comparison_operator,
5047 ix86_fp_comparison_operator): New.
5048 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
5049 (ix86_expand_compare): Eliminate last two parameters.
5050 (ix86_fp_jump_nontrivial_p): Kill.
5051 * config/i386/i386.c (put_condition_code): Eliminate call to
5052 ix86_fp_comparison_codes and subsequent assertion.
5053 (ix86_fp_comparison_codes): Eliminate.
5054 (ix86_fp_swap_condition): New.
5055 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
5056 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
5057 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
5058 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
5059 and ix86_fp_swap_condition.
5060 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
5061 Use ix86_fp_comparison_strategy.
5062 (ix86_expand_compare): Likewise. Eliminate last two arguments.
5063 (ix86_fp_jump_nontrivial_p): Eliminate.
5064 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
5065 call to ix86_expand_compare.
5066 (ix86_split_fp_branch, ix86_expand_setcc,
5067 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
5068 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
5070 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5072 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
5073 related to jump_clobbers.
5074 * config/arm/arm.md (conds): Remove jump_clob case.
5075 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
5076 splits): Change comparison_operator to arm_comparison_operator.
5077 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
5080 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5082 * dojump.c (do_compare_rtx_and_jump): Try swapping the
5083 condition for floating point modes.
5084 * expmed.c (emit_store_flag_1): Move here a bigger part
5086 (emit_store_flag): Try swapping the condition for floating point
5088 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
5090 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5092 * expr.c (expand_expr_real_1): Just use do_store_flag.
5093 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
5094 emit_store_flag_force.
5095 * expmed.c (emit_store_flag_force): Copy here trick
5096 previously in expand_expr_real_1. Try reversing the comparison.
5097 (emit_store_flag_1): Work if target is NULL.
5098 (emit_store_flag): Work if target is NULL, using the result mode
5099 from the comparison. Use split_comparison, restructure final part
5100 to simplify conditionals.
5102 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5104 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
5105 * dojump.c (do_jump): Change handling of floating-point
5106 ops to use just do_compare_and_jump.
5107 (split_comparison): New.
5108 (do_compare_rtx_and_jump): Add here logic coming previously
5109 in do_jump, using split_comparison.
5111 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
5114 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
5116 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5118 * tree-ssa-alias.c: Fix unintentional commit.
5120 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5122 * passes.c (execute_one_pass): Fix unintentional commit.
5124 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5126 * df-problems.c (df_set_seen, df_unset_seen): Delete.
5127 (df_rd_local_compute, df_md_local_compute): Inline them.
5129 (df_md_scratch): New.
5130 (df_md_alloc, df_md_free): Allocate/free it.
5131 (df_md_local_compute): Only include live registers in init.
5132 (df_md_transfer_function): Prune the in-set computed by
5133 the confluence function, and the gen-set too.
5135 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5137 PR rtl-optimization/26854
5138 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
5139 * df-problems.c (df_rd_add_problem): Fix comment.
5140 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
5141 df_md_simulate_artificial_defs_at_top,
5142 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
5143 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
5144 df_md_transfer_function, df_md_init, df_md_confluence_0,
5145 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
5146 problem_MD, df_md_add_problem): New.
5147 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
5148 df_md_get_bb_info): New.
5149 (DF_LAST_PROBLEM_PLUS1): Adjust.
5151 * Makefile.in (fwprop.o): Include domwalk.h.
5152 * fwprop.c: Include domwalk.h.
5153 (reg_defs, reg_defs_stack): New.
5154 (bitmap_only_bit_between): Remove.
5155 (process_defs): New.
5156 (process_uses): Use reg_defs and local_md instead of
5157 bitmap_only_bit_between and local_rd.
5158 (single_def_use_enter_block): New, from build_single_def_use_links.
5159 (single_def_use_leave_block): New.
5160 (build_single_def_use_links): Remove code moved to
5161 single_def_use_enter_block, invoke domwalk.
5162 (use_killed_between): Adjust comment.
5164 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5166 * bitmap.h (bitmap_ior_and_into): New.
5167 * bitmap.c (bitmap_ior_and_into): New.
5169 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5171 * domwalk.h (struct dom_walk_data): Remove all callbacks except
5172 before_dom_children_before_stmts and after_dom_children_after_stmts.
5173 Rename the two remaining callbacks to just before_dom_children and
5174 after_dom_children. Remove other GIMPLE statement walking bits.
5175 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
5176 * graphite.c: Do not include domwalk.h.
5177 * tree-into-ssa.c (interesting_blocks): New global.
5178 (struct mark_def_sites_global_data): Remove it and names_to_rename.
5179 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
5180 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
5181 now that they're not domwalk callbacks.
5182 (rewrite_initialize_block): Rename to...
5183 (rewrite_enter_block): ... this, place after called functions. Test
5184 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
5185 (rewrite_finalize_block): Rename to...
5186 (rewrite_leave_block): ... this, place after called functions.
5187 (rewrite_update_init_block): Rename to...
5188 (rewrite_update_enter_block): ... this, place after called functions.
5189 Test interesting_blocks, call rewrite_update_stmt and
5190 rewrite_update_phi_arguments.
5191 (rewrite_update_fini_block): Rename to...
5192 (rewrite_leave_block): ... this, place after called functions.
5193 (rewrite_blocks): Remove last argument, simplify initialization of
5195 (mark_def_sites_initialize_block): Rename to...
5196 (mark_def_sites_block): ... this, call mark_def_sites.
5197 (mark_def_sites_blocks): Remove argument, simplify initialization of
5199 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
5200 (update_ssa): Likewise.
5201 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
5203 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
5204 (dom_opt_initialize_block): Rename to...
5205 (dom_opt_enter_block): ... this, place after called functions. Walk
5206 statements here, inline propagate_to_outgoing_edges.
5207 (dom_opt_finalize_block): Rename to...
5208 (dom_opt_leave_block): ... this, place after called functions.
5209 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
5211 (dse_enter_block, dse_record_phi): New.
5212 (dse_record_phis): Delete.
5213 (dse_finalize_block): Rename to...
5214 (dse_leave_block): ... this.
5215 (tree_ssa_dse): Simplify initialization of walk_data.
5216 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
5217 Adjust initialization of walk_data.
5218 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
5219 * tree-ssa-loop-phiopt.c (get_non_trapping):
5220 Adjust initialization of walk_data.
5221 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
5222 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
5223 it's not a domwalk callback.
5224 (uncprop_initialize_block): Rename to...
5225 (dse_enter_block): ... this, call uncprop_into_successor_phis.
5226 (dse_finalize_block): Rename to...
5227 (dse_leave_block): ... this.
5228 (tree_ssa_uncprop): Simplify initialization of walk_data.
5229 * Makefile.in: Adjust dependencies.
5231 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
5233 * arm.md (casesi): Fix test for Thumb1.
5234 (thumb1_casesi_internal_pic): Likewise.
5235 (thumb1_casesi_dispatch): Likewise.
5237 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
5239 * config/arm/arm-cores.def: Added core cortex-m0.
5240 * config/arm/arm-tune.md: Regenerated.
5241 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
5243 2009-06-26 DJ Delorie <dj@redhat.com>
5245 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
5247 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
5248 the scheduler doesn't tag jump insns.
5250 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
5252 * c-decl.c (merge_decls): Re-indent.
5254 2009-06-26 Janis Johnson <janis187@us.ibm.com>
5257 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
5258 Special-case decimal float constants.
5260 2009-06-26 Richard Henderson <rth@redhat.com>
5262 * function.h (struct function): Add cannot_be_copied_reason,
5263 and cannot_be_copied_set.
5264 * tree-inline.c (has_label_address_in_static_1): Rename from
5265 inline_forbidden_p_2; don't set inline_forbidden_reason here.
5266 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
5267 don't set inline_forbidden_reason.
5268 (copy_forbidden): New function, split out of inline_forbidden_p.
5269 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
5270 (inline_forbidden_p): Use copy_forbidden.
5271 (tree_versionable_function_p): Likewise.
5272 (inlinable_function_p): Merge into tree_inlinable_function_p.
5273 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
5274 * ipa-cp.c (ipcp_versionable_function_p): New function.
5275 (ipcp_cloning_candidate_p): Use it.
5276 (ipcp_node_modifiable_p): Likewise.
5278 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
5280 * builtins.c (expand_builtin_alloca): Handle builtin alloca
5281 that is marked not to be inlined. Remove flag_mudflap use.
5282 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
5283 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
5285 2009-06-26 Steve Ellcey <sje@cup.hp.com>
5288 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
5289 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
5291 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
5293 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
5295 (__mingwthr_remove_key_dtor): Likewise.
5297 2009-06-26 Richard Guenther <rguenther@suse.de>
5299 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
5301 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
5304 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
5305 try the non-cond_exec path also.
5307 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5310 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
5311 (output_cbranch): Use new functions.
5312 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
5315 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5316 Pat Haugen <pthaugen@us.ibm.com>
5317 Revital Eres <ERES@il.ibm.com>
5319 * config/rs6000/rs6000.c (print_operand): Correct lossage message
5320 for %c error. Add %x support to print VSX registers as a unified
5321 register set, instead of separate float and altivec registers.
5322 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
5323 %y case, and add support for VSX pre-modify addresses.
5324 (output_toc): Add assert for CONST containing an integer constant
5326 (rs6000_adjust_cost): Add POWER7 support.
5327 (insn_must_be_first_in_group): Ditto.
5328 (insn_must_be_last_in_group): Ditto.
5329 (rs6000_emit_popcount): Ditto.
5330 (rs6000_vector_mode_supported_p): Ditto.
5332 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
5333 Change some of the functions called by macros to being called
5334 through a pointer, so debug functions can be inserted if
5335 -mdebug=addr or -mdebug=cost.
5336 (rs6000_preferred_reload_class_ptr): Ditto.
5337 (rs6000_secondary_reload_class_ptr): Ditto.
5338 (rs6000_secondary_memory_needed_ptr): Ditto.
5339 (rs6000_cannot_change_mode_class_ptr): Ditto.
5340 (rs6000_secondary_reload_inner): Ditto.
5341 (rs6000_legitimize_reload_address): Ditto.
5342 (rs6000_legitimize_reload_address_ptr): Ditto.
5343 (rs6000_mode_dependent_address): Ditto.
5344 (rs6000_mode_dependent_address_ptr): Ditto.
5346 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
5347 function to return true if the mode allows reg + integer
5349 (virtual_stack_registers_memory_p): New function to return true if
5350 the address refers to a virtual stack register.
5351 (rs6000_legitimate_offset_address_p): Move code to say whether a
5352 mode supports reg+int addressing to reg_offset_addressing_ok_p and
5354 (rs6000_legitimate_address_p): Add checks for modes that only can
5355 do reg+reg addressing. Start adding VSX support.
5356 (rs6000_legitimize_reload_address): Ditto.
5357 (rs6000_legitimize_address): Ditto.
5358 (rs6000_debug_legitimate_address_p): New debug functions for
5359 -mdebug=addr and -mdebug=cost.
5360 (rs6000_debug_rtx_costs): Ditto.
5361 (rs6000_debug_address_costs): Ditto.
5362 (rs6000_debug_adjust_cost): Ditto.
5363 (rs6000_debug_legitimize_address): Ditto.
5364 (rs6000_legitimize_reload_address_ptr): Point to call normal
5365 function or debug function. Make functions called via pointer
5367 (rs6000_mode_dependent_address_ptr): Ditto.
5368 (rs6000_secondary_reload_class_ptr): Ditto.
5369 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
5370 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
5371 into a friendlier error.
5372 (rs6000_init_builtins): Add initial VSX support.
5373 (rs6000_adjust_cost): Fix some spacing issues.
5375 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
5376 (REG_CLASS_NAMES): Ditto.
5377 (REG_CLASS_CONTENTS): Ditto.
5378 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
5379 pointer, to add -mdebug=addr support.
5380 (CANNOT_CHANGE_MODE_CLASS): Ditto.
5381 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
5382 -mdebug=addr support.
5383 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
5384 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
5385 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
5387 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
5389 (bswapsi*): Set attribute types for load/store. Add combiner
5390 patterns to eliminate zero extend on 64-bit.
5391 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
5392 stdbrx if the hardware supports those instructions.
5394 2009-06-25 Ian Lance Taylor <iant@google.com>
5396 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
5397 (Link Options): Document -static-libstdc++.
5399 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5402 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
5403 DATA_ALIGNMENT instead.
5405 2009-06-25 Richard Guenther <rguenther@suse.de>
5407 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
5408 indirect references against the callused/escaped solutions.
5409 (call_may_clobber_ref_p_1): Likewise.
5411 2009-06-25 Martin Jambor <mjambor@suse.cz>
5413 PR tree-optimization/40493
5414 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
5415 (enum unscalarized_data_handling): New type.
5416 (handle_unscalarized_data_in_subtree): Return what has been done.
5417 (load_assign_lhs_subreplacements): Handle left flushes differently.
5418 (sra_modify_assign): Use unscalarized_data_handling, simplified
5419 condition determining whether to remove the statement.
5421 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
5423 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
5424 excerpt - @ should be doubled for texinfo.
5426 2009-06-24 Ian Lance Taylor <iant@google.com>
5428 * config/arc/arc.c: Include "df.h".
5429 (arc_attribute_table): Make static. Move higher in file.
5430 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
5431 (output_shift): Initialize n later to avoid warning.
5432 * config/arm/arm.c (arm_attribute_table): Make static. Move
5434 * config/avr/avr.c (avr_attribute_table): Make static. Move
5436 (reg_class_tab): Change array type from int to enum reg_class.
5437 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
5439 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
5440 (lshrhi3_out): Likewise.
5441 (class_likely_spilled_p): Change return type to bool.
5442 (avr_rtx_costs): Use local code variable with enum type.
5443 * config/avr/avr.md (movmemhi): Use add_reg_note.
5444 (andhi3, andsi3): Don't use AS2 with "and".
5445 (iorhi3, iorsi3): Don't use AS2 with "or".
5446 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
5447 * config/crx/crx.c: Include "df.h".
5448 (crx_attribute_table): Make static.
5449 * config/m32r/m32r.c: Include "df.h".
5450 (m32r_attribute_table): Make static. Move higher in file.
5451 (pop): Use add_reg_note.
5452 (block_move_call): Change 0 to LCT_NORMAL in function call.
5453 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
5454 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
5455 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
5456 declare, not just when TREE_CODE is defined.
5457 * config/m68hc11/m68hc11.c: Include "expr.h".
5458 (m68hc11_attribute_table): Make static. Move higher in file.
5459 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
5461 (m68hc11_register_indirect_p): Likewise.
5462 (m68hc11_function_arg_padding): Change return type to enum
5464 (emit_move_after_reload): Use add_reg_note.
5465 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
5466 (m68hc11_split_logical): Likewise.
5467 (m68hc11_rtx_costs): Add local code_and outer_code variables with
5469 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
5470 to VOIDmode in function call.
5471 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
5473 (m68hc11_split_logical): Update declaration.
5474 (m68hc11_function_arg_padding): Update declaration.
5475 * config/mcore/mcore.c (regno_reg_class): Change form array of int
5476 to array of enum reg_class.
5477 (mcore_attribute_table): Make static. Move higher in file.
5478 (mcore_rtx_costs): Add cast to enum type.
5479 * config/mcore/mcore.h (regno_reg_class): Update declaration.
5480 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
5481 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
5483 * config/sh/predicates.md (trapping_target_operand): Rename and to
5485 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
5487 * config/spu/spu.c (spu_attribute_table): Make static. Move
5489 * config/v850/v850.c (v850_attribute_table): Make static. Move
5491 (v850_rtx_costs): Use local code with enum type.
5492 (expand_epilogue): Add cast.
5493 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
5495 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
5498 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
5499 -m2a-single-only and -m2a-nofpu.
5500 * config/sh/sh.opt: Document m2a generates FPU code.
5502 2009-06-24 Anatoly Sokolov <aesok@post.ru>
5504 * defaults.h (CAN_ELIMINATE): Provide default.
5505 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5506 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
5507 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
5508 * config/spu/spu.h (CAN_ELIMINATE): Delete.
5509 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
5510 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
5511 * config/cris/cris.h (CAN_ELIMINATE): Delete.
5512 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
5513 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
5514 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
5516 2009-06-24 DJ Delorie <dj@redhat.com>
5518 * mep-ext-cop.cpu: Fix copyright notice.
5519 * mep-default: Fix copyright notice.
5520 * mep-core: Fix copyright notice.
5521 * mep: Fix copyright notice.
5522 * mep-ivc2: Fix copyright notice.
5523 * mep-c5: Fix copyright notice.
5525 2009-06-24 Denis Chertykov <chertykov@gmail.com>
5527 * doc/contrib.texi (Contributors):
5529 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
5532 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
5533 src and dst operands if necessary.
5535 2009-06-23 DJ Delorie <dj@redhat.com>
5538 * config.gcc: Add mep support.
5539 * recog.c: Resurrect validate_replace_rtx_subexp().
5540 * recog.h: Likewise.
5541 * config/mep/: Add new port:
5542 * config/mep/constraints.md: New file.
5543 * config/mep/default.h: New file.
5544 * config/mep/intrinsics.h: New file.
5545 * config/mep/intrinsics.md: New file.
5546 * config/mep/ivc2-template.h: New file.
5547 * config/mep/mep-c5.cpu: New file.
5548 * config/mep/mep-core.cpu: New file.
5549 * config/mep/mep-default.cpu: New file.
5550 * config/mep/mep-ext-cop.cpu: New file.
5551 * config/mep/mep-intrin.h: New file.
5552 * config/mep/mep-ivc2.cpu: New file.
5553 * config/mep/mep-lib1.asm: New file.
5554 * config/mep/mep-lib2.c: New file.
5555 * config/mep/mep-pragma.c: New file.
5556 * config/mep/mep-protos.h: New file.
5557 * config/mep/mep-tramp.c: New file.
5558 * config/mep/mep.c: New file.
5559 * config/mep/mep.cpu: New file.
5560 * config/mep/mep.h: New file.
5561 * config/mep/mep.md: New file.
5562 * config/mep/mep.opt: New file.
5563 * config/mep/predicates.md: New file.
5564 * config/mep/t-mep: New file.
5566 2009-06-23 Ian Lance Taylor <iant@google.com>
5568 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
5569 from loose_warn into c_loose_warn and from strict_warn into
5570 c_strict_warn. Set and substitute warn_cxxflags. Check for
5571 --enable-build-with-cxx. Set and substitute
5572 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
5573 * Makefile.in (CXXFLAGS): New variable.
5574 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
5575 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
5576 the default is the same as $(STRICT_WARN).
5577 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
5578 (CXX): New variable.
5579 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
5580 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
5581 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
5582 (HOST_LIBS): New variable.
5583 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
5584 (ALL_CXXFLAGS): New variable.
5585 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
5586 * doc/install.texi (Configuration): Document
5587 --enable-build-with-cxx, --with-stage1-ldflags,
5588 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
5589 * configure: Rebuild.
5591 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5593 * config/arm/arm.c (arm_override_options): Fix braces and formatting
5594 from previous commit.
5596 2009-06-23 Ian Lance Taylor <iant@google.com>
5598 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
5600 2009-06-23 Ian Lance Taylor <iant@google.com>
5602 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
5603 with ATTRIBUTE_UNUSED.
5605 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5606 Pat Haugen <pthaugen@us.ibm.com>
5607 Revital Eres <eres@il.ibm.com>
5609 * config.in (HAVE_AS_POPCNTD): Add default definition.
5610 (HAVE_AS_LWSYNC): Ditto.
5612 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
5614 (gcc_cv_as_powerpc_cmpb): Ditto.
5615 (gcc_cv_as_powerpc_dfp): Ditto.
5616 (gcc_cv_as_powerpc_vsx): Ditto.
5617 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
5618 supporting the popcntd/lwsync instructions.
5619 (gcc_cv_as_powerpc_lwsync): Ditto.
5620 * configure: Regenerate.
5622 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
5623 -mcpu=native and -mcpu=power7.
5624 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
5626 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
5627 a variable instead of a mask to reduce the number of mask bits.
5628 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
5629 (-mbit-word): Ditto.
5630 (-mregnames): Ditto.
5631 * config/rs6000/rs6000.opt (-mupdate): Ditto.
5632 (-mfused-madd): Ditto.
5634 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
5636 (-mvsx): New switch for VSX instructions.
5637 (-misel): Move from a variable to a mask to allow it to be set by
5640 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
5641 function declaration to an array declaration.
5642 (rs6000_hard_regno_nregs): New external array declaration.
5644 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
5645 files included by rs6000.md.
5647 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5648 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
5650 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
5652 (rs6000_debug_reg): New -mdebug= variables.
5653 (rs6000_debug_addr): Ditto.
5654 (rs6000_debug_cost): Ditto.
5655 (rs6000_pmode): New variable to hold Pmode.
5656 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
5657 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
5658 calculated at compiler start.
5659 (rs6000_hard_regno_nregs): Change function to an array which holds
5660 HARD_REGNO_NREGS calculated at compiler start.
5661 (rs6000_explicit_options): Delete isel field.
5662 (rs6000_vector_unit): New array to hold which vector unit
5663 supports arithmetic options for a given type.
5664 (rs6000_vector_mem): New array to hold which vector unit supports
5665 memory reference operations for a given type.
5666 (rs6000_vector_align): New array to given the alignment of each
5668 (power7_cost): New basic costs for power7.
5669 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
5670 (rs6000_hard_regno_nregs_internal): New function, moved from
5671 HARD_REGNO_NREGS, to calculate the number of registers each hard
5672 register takes for each type.
5673 (rs6000_debug_reg_print): New function for -mdebug=reg support.
5674 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
5675 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
5676 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
5677 unit information here so it is calculated once at compiler startup
5679 (rs6000_override_options): Make -misel a target mask. Add more
5680 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
5681 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
5683 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
5684 (rs6000_handle_option): Move -misel from variable to target mask.
5685 (rs6000_builtin_mask_for_load): Add VSX support.
5686 (rs6000_conditional_register_usage): Ditto.
5687 (USE_ALTIVEC_FOR_ARG_P): Ditto.
5688 (function_arg_boundary): Ditto.
5689 (rs6000_expand_builtin): Ditto.
5690 (def_builtin): Make abort message a little friendlier.
5691 (rs6000_emit_int_cmove): Add support for 64-bit isel.
5693 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
5694 assembler support the popcntd instruction instead of a vsx
5695 instruction to enable power7 support.
5696 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
5697 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
5698 option to the assembler if -mcpu=native.
5699 (ASM_CPU_NATIVE_SPEC): Ditto.
5700 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
5702 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
5703 the lwsync instruction.
5704 (enum processor_type): Add PROCESSOR_POWER7.
5705 (rs6000_debug_reg): New -mdebug= options.
5706 (rs6000_debug_addr): Ditto.
5707 (rs6000_debug_cost): Ditto.
5708 (rs6000_isel): Delete.
5709 (enum rs6000_vector): New enum to say what vector unit we have.
5710 (VECTOR_UNIT_*): New macros to say which vector unit has
5711 arithmetic operations for a given type.
5712 (VECTOR_MEM_*): New macros to say which vector unit has memory
5713 operations for a given type.
5714 (TARGET_LDBRX): Whether the machine supports the ldbrx
5716 (TARGET_ISEL): Delete, -misel moved to be a mask.
5717 (TARGET_ISEL64): New macro for 64-bit isel support.
5718 (UNITS_PER_VSX_WORD): New macro.
5719 (POINTER_SIZE): Move to be an external variable, rather than
5720 calculating whether we are generating 32 ot 64-bit code.
5722 (STACK_BOUNDARY): Add VSX support.
5723 (LOCAL_ALIGNMENT): Ditto.
5724 (SLOW_UNALIGNED_ACCESS): Ditto.
5725 (VSX_REGNO_P): New macro for VSX support.
5726 (VFLOAT_REGNO_P): Ditto.
5727 (VINT_REGNO_P): Ditto.
5728 (VLOGICAL_REGNO_P): Ditto.
5729 (VSX_VECTOR_MODE): Ditto.
5730 (VSX_SCALAR_MODE): Ditto.
5732 (VSX_MOVE_MODE): Ditto.
5733 (VSX_REG_CLASS_P): Ditto.
5734 (HARD_REGNO_NREGS): Instead of calling a function, use an array
5736 (UNITS_PER_SIMD_WORD): Add VSX support.
5737 (MODES_TIEABLE_P): Ditto.
5738 (STARTING_FRAME_OFFSET): Ditto.
5739 (STACK_DYNAMIC_OFFSET): Ditto.
5740 (EPILOGUE_USES): Ditto.
5741 (REGNO_REG_CLASS): Move to array lookup.
5742 (CLASS_MAX_NREGS): Ditto.
5743 (rs6000_vector_reg_class): Add declaration.
5744 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
5745 overlap with the floating point and Altivec registers.
5747 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
5749 * config/rs6000/driver-rs6000.c (asm_names): New static array to
5750 give the appropriate asm switches if -mcpu=native.
5751 (host_detect_local_cpu): Add support for "asm".
5752 (host_detect_local_cpu): Follow GNU code guidelines for name.
5754 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5755 -mbit-word to a variable instead of being a target mask.
5757 * config/rs6000/sync.md (lwsync): If the assembler supports it,
5758 emit the lwsync instruction instead of emitting the instruction as
5759 an integer constant.
5761 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5762 fixuns_trundfsi2, move expander into rs6000.md.
5764 * config/rs6000/rs6000.md (cpu): Add power7.
5765 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
5766 (logical predicate patterns): Change the single instruction
5767 primitives that set CR0 to be fast_compare instead of compare.
5769 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
5770 (popcntddi2): Ditto.
5771 (popcount<mode>): Ditto.
5772 (floating multiply/add insns): Name the floating point
5774 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
5775 (isel_unsigned_<mode>): Ditto.
5776 (fixuns_trundfsi2): Move expander here from spe.md.
5777 (smindi3): Define if we have -misel on 64-bit systems.
5782 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5784 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
5786 * config/avr/avr.c (avr_current_device): New variable.
5787 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5788 (avr_arch, mcu_type_s): Move to avr.h.
5789 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5790 default_data_section_start fields.
5791 (avr_arch): Moved from avr.c.
5792 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5793 library_name fields.
5794 (avr_current_device, avr_mcu_types, avr_arch_types,
5795 avr_device_to_arch, avr_device_to_data_start,
5796 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5797 (EXTRA_SPEC_FUNCTIONS): Define.
5798 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5799 options mapping. Use device_to_arch and device_to_data_start insted.
5800 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5801 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5802 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5803 * config/avr/driver-avr.c: New file.
5804 * config/avr/avr-devices.c: New file.
5806 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5808 * var-tracking.c (unshare_variable): Force initialized to
5809 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5810 (set_variable_part): Likewise.
5811 (struct variable_union_info): Remove pos_src field.
5812 (vui_vec, vui_allocated): New variables.
5813 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5814 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5815 == 1 use a simpler sorting algorithm. Compute pos field right
5816 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5817 Avoid quadratic comparison if !flag_var_tracking_uninit.
5818 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5819 unshare_variable unconditionally.
5820 (dataflow_set_different_2): Removed.
5821 (dataflow_set_different): Don't traverse second hash table.
5822 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5823 unconditionally to var_reg_set or var_mem_set.
5824 (emit_notes_in_bb): Likewise.
5825 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5827 (emit_note_insn_var_location): Don't set initialized to
5828 VAR_INIT_STATUS_INITIALIZED early.
5829 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5831 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5833 * tree-object-size.c (addr_object_size): Instead of checking
5834 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5835 are no FIELD_DECLs following it.
5837 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5839 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5840 order to match bswaps with signed source operands.
5842 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5844 * sdbout.c (sdbout_one_type): Fix braces in switch.
5846 2009-06-23 Richard Guenther <rguenther@suse.de>
5848 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5850 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5851 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5852 var_callused, callused_tree, var_storedanything, storedanything_tree,
5853 var_integer, integer_tree): Remove global variables.
5854 (new_var_info): Do not pass new id, append the new var to the
5855 global variable vector.
5856 (do_ds_constraint): Use is_global_var member of the variable-info.
5857 (new_scalar_tmp_constraint_exp): Adjust.
5858 (create_function_info_for): Likewise.
5859 (create_variable_info_for): Likewise.
5860 (find_what_var_points_to): Remove dead code.
5861 (init_base_vars): Simplify.
5862 (compute_points_to_sets): Adjust.
5864 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5866 * combine.c (try_combine): Dump information about the insns we're
5869 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5871 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5872 check when calling force_to_mode on TRUNCATE's operand.
5874 2009-06-22 Ian Lance Taylor <iant@google.com>
5876 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5878 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5880 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5882 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5884 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5885 override library linkage flags such as -static-libgcc or
5888 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5890 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5892 2009-06-22 Ian Lance Taylor <iant@google.com>
5894 * config/linux.opt: Put mglibc ahead of muclibc.
5896 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5897 for duplicate decls.
5899 2009-06-22 Matthias Klose <doko@ubuntu.com>
5901 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5903 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5906 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5907 instead of NULL if a parser error occurs.
5909 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5911 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5912 non-DWARF2_DEBUGGING_INFO version.
5914 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5916 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5917 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5919 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5920 (LIBGCC2_TF_CEXT): Define.
5923 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5926 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5928 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5930 * config/arm/arm.c (arm_override_options): Disable
5931 -mcaller-super-interworking and -mcallee-super-interworking.
5932 * doc/invoke.texi (ARM Options): Document this.
5934 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5936 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5937 * config/arm/constraints.md (j): New constraint for movw operands.
5938 (N): Remove thumb2 meaning.
5939 * config/arm/arm.md (*arm_movw): Delete.
5940 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5941 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5942 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5944 2009-06-22 Martin Jambor <mjambor@suse.cz>
5946 PR tree-optimization/40492
5947 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5948 build_ref_for_offset.
5950 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5952 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5953 JUMP_TABLE_DATA_P predicates where applicable.
5954 * auto-inc-dec.c: Ditto.
5955 * builtins.c: Ditto.
5956 * caller-save.c: Ditto.
5958 * cfgcleanup.c: Ditto.
5959 * cfglayout.c: Ditto.
5962 * combine-stack-adj.c: Ditto.
5968 * dwarf2asm.c: Ditto.
5969 * dwarf2out.c: Ditto.
5970 * emit-rtl.c: Ditto.
5976 * function.c: Ditto.
5979 * genpreds.c: Ditto.
5980 * genrecog.c: Ditto.
5982 * ira-costs.c: Ditto.
5983 * ira-lives.c: Ditto.
5986 * lower-subreg.c: Ditto.
5987 * modulo-sched.c: Ditto.
5989 * postreload.c: Ditto.
5990 * print-rtl.c: Ditto.
5999 * sched-vis.c: Ditto.
6001 * sel-sched-ir.c: Ditto.
6002 * simplify-rtx.c: Ditto.
6003 * targhooks.c: Ditto.
6004 * var-tracking.c: Ditto.
6005 * vmsdbgout.c: Ditto.
6007 2009-06-22 Matthias Klose <doko@ubuntu.com>
6009 * Makefile.in (install-plugin): Always use DESTDIR.
6011 2009-06-22 Olivier Hainque <hainque@adacore.com>
6013 * config/pa/pa.c (output_call): Don't optimize post call jumps
6014 into return address adjustments if the call may throw.
6016 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
6018 * arm.c (thumb1_output_casesi): New function.
6019 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
6020 optimizing for size or PIC.
6021 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
6022 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
6023 (casesi): Handle Thumb-1 when optimizing for size or PIC.
6024 (thumb1_casesi_internal_pic): New expand rule.
6025 (thumb1_casesi_dispatch): New pattern.
6026 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
6028 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
6029 in the text seciton when PIC or optimizing for size.
6030 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
6031 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
6032 preservation properties of code.
6033 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
6034 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
6035 (__gnu_thumb1_case_si): New function.
6036 * t-arm (LIB1ASMSRC): Define here.
6037 (LIB1ASMFUNCS): Add some common functions.
6038 * t-arm-elf (LIB1ASMSRC): Delete.
6039 (LIB1ASMFUNCS): Append to existing set.
6040 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6041 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6042 * t-symbian (LIB1ASMFUNCS): Likewise.
6043 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6044 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6046 2009-06-21 Richard Guenther <rguenther@suse.de>
6048 PR tree-optimization/38729
6049 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
6050 to loops with a single exit if -fno-expensive-optimizations.
6052 2009-06-21 Jakub Jelinek <jakub@redhat.com>
6054 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
6055 (dataflow_set): Change vars type from htab_t to shared_hash.
6056 (shared_hash_pool, empty_shared_hash): New variables.
6057 (vars_clear): Removed.
6058 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
6059 shared_hash_find_slot_unshare, shared_hash_find_slot,
6060 shared_hash_find_slot_noinsert, shared_hash_find): New
6062 (shared_hash_unshare, shared_hash_destroy): New functions.
6063 (unshare_variable): Unshare set->vars if shared, use
6065 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
6066 (get_init_value, find_src_set_src, dump_dataflow_set,
6067 clobber_variable_part, emit_notes_for_differences): Use
6069 (dataflow_set_init): Remove second argument, set vars to
6070 empty_shared_hash instead of creating a new htab.
6071 (dataflow_set_clear): Call shared_hash_destroy and set vars
6072 to empty_shared_hash instead of calling vars_clear.
6073 (dataflow_set_copy): Don't call vars_copy, instead just share
6074 the src htab with dst.
6075 (variable_union): Use shared_hash_*, use initially NO_INSERT
6076 lookup if set->vars is shared. Don't keep slot cleared before
6077 calling unshare_variable. Unshare set->vars if needed.
6078 Even ->refcount == 1 vars must be unshared if set->vars is shared
6079 and var needs to be modified.
6080 (variable_canonicalize): New function.
6081 (dataflow_set_union): If dst->vars is empty, just share src->vars
6082 with dst->vars and traverse with variable_canonicalize to canonicalize
6083 and unshare what is needed.
6084 (dataflow_set_different): If old_set and new_set use the same shared
6085 htab, they aren't different. If number of htab elements is different,
6086 htabs are different. Use shared_hash_*.
6087 (dataflow_set_destroy): Call shared_hash_destroy instead of
6089 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
6090 second argument to dataflow_set_init.
6091 (vt_initialize): Likewise. Initialize shared_hash_pool and
6092 empty_shared_hash, move bb in/out initialization afterwards.
6093 Use variable_htab_free instead of NULL as changed_variables del hook.
6094 (variable_was_changed): Change type of second argument to pointer to
6095 dataflow_set. When inserting var into changed_variables, bump
6096 refcount. Unshare set->vars if set is shared htab and slot needs to
6098 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
6099 lookup if set->vars is shared. Unshare set->vars if needed.
6100 Even ->refcount == 1 vars must be unshared if set->vars is shared
6101 and var needs to be modified. Adjust variable_was_changed caller.
6102 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
6103 vars must be unshared if set->vars is shared and var needs to be
6104 modified. Adjust variable_was_changed caller.
6105 (emit_note_insn_var_location): Don't pool_free var.
6106 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
6108 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
6109 free_alloc_pool on shared_hash_pool.
6111 2009-06-20 Anthony Green <green@moxielogic.com>
6113 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
6114 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
6116 2009-06-20 Richard Guenther <rguenther@suse.de>
6118 * tree-ssa-structalias.c (find_func_aliases): For memset use
6119 a constraint from NULL if we memset to zero.
6120 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
6121 we explicitly handle that do not read from memory.
6122 (call_may_clobber_ref_p_1): Properly handle builtins that may
6125 2009-06-20 Richard Guenther <rguenther@suse.de>
6127 PR tree-optimization/40495
6128 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
6129 (new_scalar_tmp_constraint_exp): New function.
6130 (process_constraint): Do not create temporary decls.
6131 (process_all_all_constraints): Likewise.
6132 (handle_const_call): Likewise.
6133 (create_function_info_for): Do not set decl.
6135 2009-06-19 Ian Lance Taylor <iant@google.com>
6137 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
6138 (rs6000_attribute_table): Make static; move before use.
6140 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
6142 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
6143 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
6144 Propagate the TREE_READONLY flag without overwriting it.
6145 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
6146 Propagate the TREE_READONLY flag onto the result.
6147 (process_call_operands): Move around. Use correct constant value.
6149 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6152 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
6153 * config/arm/arm.md: Likewise.
6155 2009-06-19 Ian Lance Taylor <iant@google.com>
6157 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
6158 to GIMPLE_ERROR_MARK.
6160 * c-typeck.c (build_conditional_expr): Add op1_original_type and
6161 op2_original_type parameters. Warn about using different enum types.
6162 * c-parser.c (c_parser_conditional_expression): Pass original
6163 types to build_conditional_expr.
6164 * c-tree.h (build_conditional_expr): Update declaration.
6166 2009-06-19 Ian Lance Taylor <iant@google.com>
6168 * config/i386/i386.c (ix86_function_specific_save): Test that
6169 fields match values, rather than testing the values are in a
6172 2009-06-19 Richard Guenther <rguenther@suse.de>
6174 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
6176 (ptr_derefs_may_alias_p): Likewise.
6177 (ptr_deref_may_alias_ref_p_1): New function.
6178 (ptr_deref_may_alias_ref_p): Likewise.
6179 (ref_maybe_used_by_call_p_1): Handle builtins that are not
6180 covered by looking at the ESCAPED solution.
6181 (call_may_clobber_ref_p_1): Likewise.
6182 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
6183 Handle NULL_TREE offset. Do not produce redundant constraints.
6184 (process_all_all_constraints): New helper function.
6185 (do_structure_copy): Use it.
6186 (handle_lhs_call): Likewise.
6187 (find_func_aliases): Handle some builtins with pointer arguments
6188 and/or return values explicitly.
6190 2009-06-19 Ian Lance Taylor <iant@google.com>
6192 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
6194 2009-06-19 Ian Lance Taylor <iant@google.com>
6196 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
6198 2009-06-19 Ian Lance Taylor <iant@google.com>
6200 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
6201 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
6204 * c-decl.c (finish_decl): If -Wc++-compat, warn about
6205 uninitialized const.
6207 2009-06-19 Ian Lance Taylor <iant@google.com>
6209 * dse.c (struct store_info): Rename bitmap field to bmap. Change
6212 * c-decl.c (in_struct, struct_types): Remove.
6213 (struct c_binding): Add in_struct field.
6214 (c_binding_ptr): Define type, along with VEC.
6215 (struct c_struct_parse_info): Define.
6216 (struct_parse_info): New static variable.
6217 (bind): Initialize in_struct field.
6218 (start_struct): Remove enclosing_in_struct and
6219 enclosing_struct_types parameters. Add
6220 enclosing_struct_parse_info parameter. Change all callers. Set
6221 struct_parse_info rather than in_struct and struct_types.
6222 (grokfield): If -Wc++-compat and there is a symbol binding for the
6223 field name, set the in_struct flag and push it on the
6224 struct_parse_info->fields vector.
6225 (warn_cxx_compat_finish_struct): New static function.
6226 (finish_struct): Remove enclosing_in_struct and
6227 enclosing_struct_types parameters. Add
6228 enclosing_struct_parse_info parameter. Change all callers. Don't
6229 set C_TYPE_DEFINED_IN_STRUCT here. Call
6230 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
6231 parameter. Only push on struct_types if warn_cxx_compat.
6232 (finish_enum): Only push on struct_types if warn_cxx_compat.
6233 (declspecs_add_type): Add loc parameter. Change all callers.
6234 Change all error calls to error_at. Pass loc, not input_location,
6235 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
6236 defined in a struct. If -Wc++-compat and parsing a struct, record
6237 that a typedef name was used.
6238 * c-parser.c (c_parser_declspecs): Get location to pass to
6240 (c_parser_struct_or_union_specifier): Update calls to start_struct
6242 * c-tree.h (struct c_struct_parse_info): Declare.
6243 (finish_struct, start_struct): Update declarations.
6244 (declspecs_add_type): Update declaration.
6246 2009-06-19 Ian Lance Taylor <iant@google.com>
6248 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
6249 variable with an anonymous type.
6251 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
6253 * see.c: Remove for real.
6255 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
6257 * optabs.h (enum optab_index): Add new OTI_significand.
6258 (significand_optab): Define corresponding macro.
6259 * optabs.c (init_optabs): Initialize significand_optab.
6260 * genopinit.c (optabs): Implement significand_optab using
6261 significand?f2 patterns.
6262 * builtins.c (expand_builtin_mathfn): Handle
6263 BUILT_IN_SIGNIFICAND{,F,L}.
6264 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
6265 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
6267 * config/i386/i386.md (significandxf2, significand<mode>2): New
6268 expanders to implement significandf, significand and significandl
6269 built-ins as inline x87 intrinsics.
6271 2009-06-18 Anatoly Sokolov <aesok@post.ru>
6273 * config/avr/avr.c (avr_override_options): Remove setting value of
6274 PARAM_INLINE_CALL_COST.
6276 2009-06-18 Richard Henderson <rth@redhat.com>
6279 * tree-pass.h (TDF_ASMNAME): New.
6280 * tree-dump.c (dump_options): Add asmname.
6281 * doc/invoke.texi: Document it.
6283 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
6284 (dump_decl_name): ...here.
6285 (dump_function_name): New flags arg; mind TDF_ASMNAME.
6286 (dump_generic_node): Update dump_function_name calls.
6287 (print_call_name): New flags arg; update all dump calls.
6288 * diagnostic.h (print_call_name): Update.
6289 * gimple-pretty-print.c (dump_gimple_call): Update.
6291 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
6294 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
6296 2009-06-18 Diego Novillo <dnovillo@google.com>
6298 * doc/plugins.texi: Document plugin_is_GPL_compatible.
6299 * plugin.c (str_license): Declare.
6300 (try_init_one_plugin): Assert that the symbol
6301 'plugin_is_GPL_compatible' exists.
6303 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
6306 * Makefile.in (OBJS-common): Remove see.o.
6308 * common.opt (fsee): Mark as preserved for backward compatibility.
6309 * opts.c (common_handle_option): Add OPT_fsee to the backward
6310 compatibility section.
6311 * passes.c (init_optimization_passes, pass_see): Remove pass.
6312 * timevar.def (TV_SEE): Remove.
6313 * tree-pass.h (pass_see): Remove declaration.
6314 * doc/invoke.texi (-fsee): Remove documentation.
6316 2009-06-18 Martin Jambor <mjambor@suse.cz>
6318 * tree-sra.c: Include statistics.h
6319 (sra_stats): New variable.
6320 (sra_initialize): Clear sra_stats.
6321 (create_access_replacement): Increment sra_stats.replacements.
6322 (get_access_replacement): Do not return twice.
6323 (analyze_all_variable_accesses): Increment statistics counter by the
6324 number of scalarized aggregates.
6325 (generate_subtree_copies): Increment sra_stats.subtree_copies.
6326 (sra_modify_expr): Increment sra_stats.exprs.
6327 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
6328 (sra_modify_assign): Increment sra_stats.exprs,
6329 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
6330 (perform_intra_sra): Update statistics counters.
6331 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
6333 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
6335 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
6336 (arm_scalar_mode_supported_p): New function.
6338 2009-06-18 Paul Brook <paul@codesourcery.com>
6339 Sandra Loosemore <sandra@codesourcery.com>
6341 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
6342 (__extendhfsf2, __truncsfhf2): Define.
6343 * config/arm/fp16.c: New file.
6344 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
6345 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
6347 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
6349 * doc/extend.texi (Half-Precision): New section.
6350 * doc/invoke.texi (Option Summary): List -mfp16-format.
6351 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
6352 * config/arm/arm.opt (mfp16-format=): New.
6353 * config/arm/arm.c: Include intl.h.
6354 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
6355 (TARGET_INVALID_RETURN_TYPE): Redefine.
6356 (TARGET_PROMOTED_TYPE): Redefine.
6357 (TARGET_CONVERT_TO_TYPE): Redefine.
6358 (arm_fp16_format): Define.
6359 (all_fpus): Add entry for neon-fp16.
6360 (fp_model_for_fpu): Likewise.
6361 (struct fp16_format): Declare.
6362 (all_fp16_formats): Define.
6363 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
6365 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
6367 (arm_legitimate_index_p): Treat HFmode like HImode.
6368 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
6369 (coproc_secondary_reload_class): Special-case HFmode.
6370 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
6371 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
6372 (arm_init_fp16_builtins): New.
6373 (arm_init_builtins): Call it.
6374 (arm_invalid_parameter_type): New.
6375 (arm_invalid_return_type): New.
6376 (arm_promoted_type): New.
6377 (arm_convert_to_type).
6378 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
6380 (arm_emit_fp16_const): New function.
6381 (arm_mangle_type): Mangle __fp16 as "Dh".
6382 * config/arm/arm.h (TARGET_VFPD32): Make it know about
6384 (TARGET_NEON_FP16): New.
6385 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
6386 (enum fputype): Add FPUTYPE_NEON_FP16.
6387 (enum arm_fp16_format_type): Declare.
6388 (arm_fp16_format): Declare.
6389 (LARGEST_EXPONENT_IS_NORMAL): Define.
6390 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
6391 * config/arm/arm-modes.def (HFmode): Define.
6392 * config/arm/vfp.md: (*movhf_vfp): New.
6395 * config/arm/arm.md: (fpu): Add neon_fp16.
6396 (floatsihf2, floatdihf2): New.
6397 (fix_trunchfsi2, fix_trunchfdi2): New.
6401 (*arm32_movhf): New.
6402 (*thumb1_movhf): New.
6403 (consttable_2): Add check for HFmode constants.
6404 (consttable_4): Handle HFmode constants.
6406 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
6408 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
6410 2009-06-17 Olivier Hainque <hainque@adacore.com>
6412 * collect2.c (main): Use CONST_CAST2 to perform char ** to
6413 const char ** conversion in AIX specific section.
6415 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
6417 * config/i386/i386.c (ix86_special_builtin_type): Remove
6418 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
6419 (bdesc_special_args): Updated.
6420 (ix86_init_mmx_sse_builtins): Likewise.
6421 (ix86_expand_special_args_builtin): Likewise.
6423 2009-06-17 Richard Henderson <rth@redhat.com>
6425 * tree-pretty-print.c (maybe_dump_asm_name): New.
6426 (dump_decl_name): Use it.
6427 (PRINT_FUNCTION_NAME): Merge into...
6428 (dump_function_name): ... here. Use maybe_dump_asm_name.
6430 2009-06-17 Cary Coutant <ccoutant@google.com>
6432 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
6434 * debug.c (struct gcc_debug_hooks): Change placeholder for
6436 (debug_nothing_int_charstar_int): Replaced by...
6437 (debug_nothing_int_charstar_int_bool): ...this.
6438 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
6439 source_line prototype.
6440 (debug_nothing_int_charstar_int): Replaced by...
6441 (debug_nothing_int_charstar_int_bool): ...this.
6442 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
6443 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
6444 Output is_stmt operand when necessary.
6445 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
6446 (notice_source_line): Add is_stmt parameter.
6447 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
6448 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
6450 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
6451 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
6453 2009-06-17 Ian Lance Taylor <iant@google.com>
6455 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
6457 (struct store_by_pieces_d): Rename from store_by_pieces. Change
6460 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
6462 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
6463 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
6464 tree_strip_sign_nop_conversions and
6465 tree_ssa_strip_useless_type_conversions rather than stripping
6466 the operations here.
6467 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
6469 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
6470 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
6471 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
6472 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
6475 2009-06-17 Michael Eager <eager@eagercon.com>
6477 * config/rs6000/constraints.md (register_constraint "d"): New.
6478 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
6479 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
6480 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
6481 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
6482 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
6483 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
6484 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
6485 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
6486 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
6487 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
6489 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
6490 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
6491 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
6492 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
6493 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
6494 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
6495 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
6496 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
6497 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
6498 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
6499 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
6500 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
6501 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
6502 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
6504 2009-06-16 Ian Lance Taylor <iant@google.com>
6506 * profile.c (total_num_never_executed): Don't define.
6507 (compute_branch_probabilities): Don't count or print
6509 (init_branch_prob): Don't set total_num_never_executed.
6510 (end_branch_prob): Don't print total_num_never_executed.
6512 2009-06-17 David Daney <ddaney@caviumnetworks.com>
6514 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
6516 2009-06-17 David Edelsohn <edelsohn@gnu.org>
6518 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
6519 (nabstd2_fpr): Same.
6521 2009-06-17 Steve Ellcey <sje@cup.hp.com>
6523 * expr.c (expand_assignment): Change complex type check.
6525 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
6527 * doc/plugins.texi (Building GCC plugins): Added new section.
6529 2009-06-17 Ian Lance Taylor <iant@google.com>
6531 * c-pch.c (get_ident): Don't set size of templ array.
6532 (pch_init): Don't set size of partial_pch array.
6534 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
6535 string constant to intialize an array whose size is the length of
6538 2009-06-17 Richard Guenther <rguenther@suse.de>
6540 PR tree-optimization/40389
6541 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
6542 to addressable types.
6543 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
6545 2009-06-17 Richard Guenther <rguenther@suse.de>
6548 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
6549 if there is no evolution of left in the loop bail out.
6550 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
6551 chrec_fold_multiply.
6553 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
6554 Janis Johnson <janis187@us.ibm.com>
6557 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
6558 for the symbol ref of a constant that is the source of a move
6559 - nor for any other not-obvious-label-ref constants.
6561 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
6563 * plugin.c (position_pass): Skip newly inserted pass during list
6564 traversal to avoid repeated insertion.
6566 2009-06-16 Ian Lance Taylor <iant@google.com>
6568 * vec.h (VEC_stack_alloc): Define different version if
6569 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
6570 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
6571 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
6572 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6574 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
6576 * config.gcc (extra_headers): Add ia32intrin.h for x86.
6578 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
6579 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
6580 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
6581 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
6582 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
6583 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
6584 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
6585 (bdesc_special_args): Add __builtin_ia32_rdtsc and
6586 __builtin_ia32_rdtscp.
6587 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
6588 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
6589 and __builtin_ia32_rorhi.
6590 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
6591 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
6592 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
6593 (ix86_expand_args_builtin): Likewise.
6594 (ix86_expand_special_args_builtin): Likewise.
6596 * config/i386/i386.md (UNSPECV_RDTSCP): New.
6597 (UNSPECV_RDTSC): Likewise.
6598 (UNSPECV_RDPMC): Likewise.
6599 (*bsr): Renamed to ...
6601 (*bsr_rex64): Renamed to ...
6605 (*rdpmc_rex64): Likewise.
6608 (*rdtsc_rex64): Likewise.
6610 (*rdtscp): Likewise.
6611 (*rdtscp_rex64): Likewise.
6613 * config/i386/ia32intrin.h: New.
6615 * config/i386/x86intrin.h: Include <ia32intrin.h>.
6617 2009-06-16 Ian Lance Taylor <iant@google.com>
6619 * ira-build.c (copy_info_to_removed_store_destinations):
6620 Initialize parent_a.
6622 2009-06-16 Ian Lance Taylor <iant@google.com>
6624 * c-decl.c (grokdeclarator): Change size_varies to bool.
6626 2009-06-16 Ian Lance Taylor <iant@google.com>
6628 * sel-sched.c: Make forward declarations of move_op_hooks and
6629 fur_hooks explicitly extern.
6631 2009-06-16 Ian Lance Taylor <iant@google.com>
6633 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
6634 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
6636 2009-06-16 Ian Lance Taylor <iant@google.com>
6638 * resource.c (mark_referenced_resources): Change
6639 include_delayed_effects parameter to bool. Change all callers.
6640 (mark_end_of_function_resources): Likewise.
6641 * reorg.c (insn_references_resource_p): Likewise.
6642 (insn_sets_resource_p): Likewise.
6643 * resource.h (mark_referenced_resources): Update declaration.
6644 (mark_end_of_function_resources): Update declaration.
6646 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6648 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
6650 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6652 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
6653 GCC can bootstrap on AIX with GNU Binutils 2.20.
6655 2009-06-16 Ian Lance Taylor <iant@google.com>
6657 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
6659 2009-06-16 Ian Lance Taylor <iant@google.com>
6661 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
6662 inline, not extern inline.
6663 (exact_log2): Likewise.
6664 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
6666 (exact_log2): Likewise, but don't test CTZ_HWI.
6668 2009-06-16 Ian Lance Taylor <iant@google.com>
6670 * bitmap.c (bitmap_clear): Don't declare as inline.
6671 * gimple.c (gimplify_assign): Likewise.
6672 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6673 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
6674 (sched_scan_info): Remove duplicate definition.
6676 2009-06-16 Ian Lance Taylor <iant@google.com>
6678 * c-common.c (skip_evaluation): Don't define.
6679 (c_inhibit_evaluation_warnings): Define global variable.
6680 (overflow_warning): Check c_inhibit_evaluation_warnings rather
6681 than skip_evaluation.
6682 (convert_and_check, warn_for_div_by_zero): Likewise.
6683 * c-common.h (skip_evaluation): Don't declare.
6684 (c_inhibit_evaluation_warnings): Declare.
6685 * c-parser.c (c_parser_typeof_specifier): Set
6686 c_inhibit_evaluation_warnings rather than skip_evaluation.
6687 (c_parser_conditional_expression): Likewise.
6688 (c_parser_binary_expression): Likewise.
6689 (c_parser_sizeof_expression): Likewise.
6690 (c_parser_alignof_expression): Likewise.
6691 * c-typeck.c (build_indirect_ref): Check
6692 c_inhibit_evaluation_warnings rather than skip_evaluation.
6693 (build_conditional_expr, build_binary_op): Likewise.
6695 2009-06-16 Richard Guenther <rguenther@suse.de>
6697 * tree-ssa-alias.c (is_escape_site): Remove.
6698 * tree-ssa-alias.h (enum escape_type): Remove.
6699 (is_escape_site): Likewise.
6700 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
6701 via casts and asms without deferring to is_escape_site.
6703 2009-06-16 Jakub Jelinek <jakub@redhat.com>
6706 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
6707 use gen_lowpart if op0 has complex mode.
6709 2009-06-16 Richard Guenther <rguenther@suse.de>
6711 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
6712 variables add them to ESCAPED.
6713 (find_func_aliases): Do not make all indirectly stored values escaped.
6715 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
6717 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
6720 2009-06-16 Martin Jambor <mjambor@suse.cz>
6722 PR tree-optimization/40432
6723 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
6724 check whether we need to force gimple register operand.
6726 2009-06-16 Martin Jambor <mjambor@suse.cz>
6728 PR tree-optimization/40413
6729 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
6730 build_ref_for_offset.
6731 (propagate_subacesses_accross_link): Fix a typo in a comment.
6733 2009-06-16 Ira Rosen <irar@il.ibm.com>
6735 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6736 with additional parameter.
6737 * tree-vectorizer.h (enum vect_def_type): Add new value
6739 (enum vect_relevant): Add comments.
6740 (vect_is_simple_reduction): Add new argument.
6741 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
6742 Detect nested cycles.
6743 (vect_is_simple_reduction): Update documentation, add an argument to
6744 distinguish inner-loop reduction from nested cycle, detect nested
6745 cycles, fix printings and indentation, don't swap operands in case
6747 (get_initial_def_for_reduction): Handle subtraction.
6748 (vect_create_epilog_for_reduction): Add new argument to specify
6750 (vect_finalize_reduction): Handle subtraction, fix comments.
6751 (vectorizable_reduction): Handle nested cycles. In case of nested
6752 cycle keep track of the reduction variable position. Call
6753 vect_is_simple_reduction with additional parameter. Use original
6754 statement code in reduction epilogue for nested cycle. Call
6755 vect_create_epilog_for_reduction with additional parameter.
6756 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
6757 inner-loop vectorization.
6758 (vect_recog_widen_sum_pattern): Likewise.
6759 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
6761 (vect_mark_stmts_to_be_vectorized): Likewise.
6762 (vect_get_vec_def_for_operand): Handle nested cycles.
6764 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6766 * doc/invoke.texi (Debugging Options): Fix option index entries
6767 for -fdump-statistics, -frandom-seed add entries for
6768 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
6769 (FRV Options): Fix entries for -mTLS, -mtls.
6770 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
6771 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
6772 (M68hc1x Options): Fix @itemx for -mnominmax.
6773 (MCore Options): Fix entry for -mno-lsim.
6774 (MMIX Options): Fix entry for -mabi=mmixware.
6775 (PDP-11 Options): Fix entry for -mbcopy-builtin.
6777 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
6779 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
6780 Mention the plugin mode of gengtype.
6781 * doc/gty.texi (Source Files Containing Type Information): Likewise.
6782 * gengtype.c: Updated copyright.
6783 (plugin_files, nb_plugin_files) Added new static variables.
6784 (measure_input_list) Care about plugin_files.
6785 (write_rtx_next): Added early return in plugin mode.
6786 (create_file): Updated copyright year in generated file. Added
6788 (oprintf): Added early return if NULL outf.
6789 (get_output_file_with_visibility): Care of plugin_files.
6790 (get_output_file_name): May return null.
6791 (write_local): Added early return.
6792 (put_mangled_filename): Ditto.
6793 (finish_root_table): Added check for base_files.
6794 (write_roots): Care about null when plugins.
6795 (main): Added plugin mode.
6797 2009-06-15 Ian Lance Taylor <iant@google.com>
6799 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6800 * gcov.c (read_count_file): Add braces around variables declared
6803 * c.opt (Wjump-misses-init): New warning.
6804 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6805 -Wall and -Wc++-compat if not already set.
6806 (c_common_post_options): Clear warn_jump_misses_init if it was not
6808 * c-decl.c (struct c_binding): Change type field to a union with
6809 new label field. Make it the first field in the struct. Update
6810 references to type to use u.type instead.
6811 (struct c_spot_bindings): Define.
6812 (struct c_goto_bindings): Define.
6813 (c_goto_bindings_p): Define, along with VECs.
6814 (struct c_label_vars): Define.
6815 (struct c_scope): Add has_label_bindings field.
6816 (bind_label, set_spot_bindings): New static functions.
6817 (decl_jump_unsafe, update_spot_bindings): New static functions.
6818 (update_label_decls): New static function.
6819 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6820 Update binding u.label field to shadowed field.
6821 (c_binding_start_stmt_expr): New function.
6822 (c_binding_end_stmt_expr): New function.
6823 (pushdecl): Don't call c_begin_vm_scope.
6824 (make_label): Add defining and p_label_vars parameters. Change
6826 (lookup_label): Correct test for whether a label has not yet been
6827 defined. Call bind_label rather than bind.
6828 (warn_about_goto): New static function.
6829 (lookup_label_for_goto): New function.
6830 (declare_label): Call bind_label rather than bind.
6831 (check_earlier_gotos): New static function.
6832 (define_label): Don't give errors about jumping into statement
6833 expressions or scopes of variably modified types. Call
6834 set_spot_bindings and check_earlier_gotos. Call bind_label
6835 instead of bind. Don't set label_context_stack_se or
6836 label_context_stack_vm.
6837 (c_get_switch_bindings): New function.
6838 (c_release_switch_bindings): New function.
6839 (c_check_switch_jump_warnings): New function.
6840 (start_function): Don't set label_context_stack_se or
6841 label_context_stack_vm.
6842 (finish_function): Likewise.
6843 * c-typeck.c (label_context_stack_se): Don't define.
6844 (label_context_stack_vm): Don't define.
6845 (c_finish_goto_label): Call lookup_label_for_goto rather than
6846 lookup_label. Don't give errors about jumping into a statement
6847 expression or the scope of a variably modified type. Don't set
6848 label_context_stack_se or label_context_stack_vm.
6849 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6850 fields. Add bindings field.
6851 (c_start_case): Don't set deleted fields. Set bindings field.
6852 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6853 or blocked_vm. Call c_check_switch_jump_warnings.
6854 (c_finish_case): Don't test blocked_stmt_expr field. Call
6855 c_release_switch_bindings.
6856 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6857 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6858 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6859 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6860 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6861 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6862 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6863 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6864 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6865 (C_DECL_UNJUMPABLE_VM): Don't define.
6866 (C_DECL_UNDEFINABLE_VM): Don't define.
6867 (struct c_label_list): Don't define.
6868 (struct c_label_context_se): Don't define.
6869 (struct c_label_context_vm): Don't define.
6870 (struct c_spot_bindings): Declare.
6871 (c_bindings_start_stmt_expr): Declare.
6872 (c_bindings_end_stmt_expr): Declare.
6873 (lookup_label_for_goto): Declare.
6874 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6875 (c_check_switch_jump_warnings): Declare.
6876 (label_context_stack_se, label_context_stack_vm): Don't declare.
6877 (c_finish_goto_label): Update declaration.
6878 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6879 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6880 (Warning Options): Document -Wjump-misses-init.
6882 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6884 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6887 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6889 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6891 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6893 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6895 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6897 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6899 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6901 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6902 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6903 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6904 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6905 * dwarf2asm.c (dw2_force_const_mem): Update call to
6907 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6908 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6909 * langhooks.c (lhd_comdat_group): Remove.
6910 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6911 * tree.h (DECL_COMDAT_GROUP): New.
6912 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6913 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6914 (make_decl_one_only): Change signature.
6915 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6917 (make_decl_one_only): Change signature.
6918 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6920 2009-06-15 Richard Guenther <rguenther@suse.de>
6923 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6925 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6927 * tree-ssa-math-opts.c: Remove extra divide.
6929 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6931 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6933 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6935 * passes.c: Add bswap pass.
6936 * tree-pass.h: Add pass_optimize_bswap declaration.
6937 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6938 Include rtl.h, expr.h and optabs.h for optab_handler check.
6939 (struct symbolic_number, pass_optimize_bswap): New definition.
6940 (do_shift_rotate, verify_symbolic_number_p): New functions.
6941 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6942 (gate_optimize_bswap): New function.
6943 * tree.c (widest_int_cst_value): New function.
6944 * tree.h (widest_int_cst_value): Prototype added.
6946 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6948 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6949 REG_EQUAL/REG_EQUIV notes.
6951 2009-06-14 Richard Guenther <rguenther@suse.de>
6954 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6955 has its address taken if NRV was applied and it is addressable.
6956 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6957 function split out from ...
6958 (get_constraint_for_1): ... here.
6959 (handle_rhs_call): Use it to mark the return slot escaped if
6960 it is addressable and NRV was applied.
6962 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6964 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6965 Change first argument type to location_t.
6966 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6967 Do not set input_location.
6968 Use loc instead of input_location throughout.
6970 2009-06-13 Richard Guenther <rguenther@suse.de>
6972 PR tree-optimization/40421
6973 * tree-predcom.c (should_unroll_loop_p): Remove.
6974 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6976 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6978 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6979 Add location argument.
6981 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6983 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6985 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6986 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6987 * config/spu/spu-protos.h: Add location to
6988 spu_resolve_overloaded_builtin.
6989 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6990 spu_build_builtin_va_list.
6991 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6992 argument. Pass location to build_function_call_vec.
6993 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6995 (emit_fpu_switch): Same.
6996 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6997 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6998 to build_decl and create_artificial_label.
6999 (xtensa_gimplify_va_arg_expr): Same.
7000 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
7001 (xstormy16_gimplify_va_arg_expr): Same.
7002 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
7003 * config/arm/arm.c (arm_build_builtin_va_list): Same.
7004 * config/mips/mips.c (mips_build_builtin_va_list): Same.
7005 (mips16_build_function_stub): Same.
7006 (mips16_build_call_stub): Same.
7008 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
7011 * arm/constraints.md (Pa, Pb): New constraints.
7012 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
7013 split pattern to deal with them.
7015 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
7017 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
7018 fix index entry for -Xpreprocessor.
7020 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
7022 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7023 Add location argument to build_decl call.
7024 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
7025 (rs6000_init_builtins): Same.
7026 (spe_init_builtins): Same.
7027 (rs6000_gimplify_va_arg): Add location argument to
7028 create_artificial_label call.
7030 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
7032 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
7033 * combine-stack-adj.c (pass_stack_adjustments): Use it.
7034 * Makefile.in: Fix GGC dependency for gcse.o.
7036 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
7038 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
7039 * gimple-pretty-print.c (dump_gimple_stmt): Same.
7040 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
7042 * c-parser.c (c_parser_binary_expression): Use current column while
7043 building binary operations.
7044 * common.opt (fshow-column): Enable by default.
7045 * tree-vrp.c (check_array_ref): Use warning_at.
7046 (check_array_bounds): Use location from call back if expr has no
7048 * tree.h: Add location argument to maybe_fold_*.
7049 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
7050 (maybe_fold_offset_to_array_ref): Add location argument and use it.
7051 (maybe_fold_offset_to_component_ref): Same.
7052 (maybe_fold_offset_to_reference): Same.
7053 (maybe_fold_offset_to_address): Same.
7054 (maybe_fold_stmt_indirect): Same.
7055 (maybe_fold_stmt_addition): Same.
7056 (fold_stmt_r): Pass location to maybe_fold_*.
7057 (fold_gimple_assign): Same.
7058 * c-tree.h: Add location argument to finish_decl,
7059 default_function_array_conversion, store_init_value.
7060 * c-decl.c (define_label): Use error_at.
7061 (c_make_fname_decl): Pass location to finish_decl.
7062 (finish_decl): New location argument.
7063 (build_compound_literal): Pass location to store_init_value.
7064 (grokdeclarator): Pass location to finish_decl.
7066 * c-typeck.c (array_to_pointer_conversion): New location argument.
7067 (function_to_pointer_conversion): Same.
7068 (default_function_array_conversion): Same.
7069 (parser_build_unary_op): Pass location to overflow_warning.
7070 (parser_build_binary_op): Same. Use warning_at.
7071 (build_unary_op): Pass location to array_to_pointer_conversion.
7072 (build_c_cast): Pass location to digest_init.
7073 (build_modify_expr): New location argument.
7074 (convert_for_assignment): Same.
7075 (store_init_value): Same.
7076 (digest_init): Same.
7077 (output_init_element): Pass location to digest_init and
7078 array_to_pointer_conversion.
7079 (c_finish_return): Pass location to convert_for_assignment.
7080 * gimplify.c (gimplify_conversion): Pass location to
7081 maybe_fold_offset_to_address.
7082 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
7083 to maybe_fold_stmt_addition.
7084 * c-omp.c (c_finish_omp_atomic): Pass new location to
7086 (c_finish_omp_for): Same.
7087 * c-common.c (overflow_warning): New argument.
7088 * c-common.h: New argument to build_modify_expr, overflow_warning.
7089 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
7091 (c_parser_initializer): Pass location to
7092 default_function_array_conversion.
7093 (c_parser_initelt): Same.
7094 (c_parser_initval): Same.
7095 (c_parser_asm_operands): Same.
7096 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
7097 (c_parser_conditional_expression): Same.
7098 (c_parser_binary_expression): Add location info to stack. Use it.
7099 (c_parser_unary_expression): Pass location to
7100 default_function_array_conversion, parser_build_unary_op,
7101 build_indirect_ref, c_parser_postfix_expression_after_primary.
7102 (c_parser_postfix_expression_after_primary): New location argument.
7104 (c_parser_expression_conv): Pass location to
7105 default_function_array_conversion.
7106 (c_parser_expr_list): Same.
7107 (c_parser_omp_atomic): Same.
7108 (c_parser_omp_for_loop): Same.
7109 * c-tree.h: (struct c_declarator): Add comment to id_loc.
7110 (build_array_declarator): New argument.
7111 * c-decl.c (build_array_declarator): Add location argument.
7112 (grokdeclarator): Set id_loc for cdk_array.
7113 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
7114 build_array_declarator.
7115 * tree.c (build_omp_clause): Add location argument.
7116 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
7117 (OMP_CLAUSE_LOCATION): New macro.
7118 (struct tree_omp_clause): Add location field.
7119 (build_omp_clause): Add argument.
7120 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
7121 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
7123 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
7124 (cp_parser_omp_clause_collapse): Same.
7125 (cp_parser_omp_clause_default): Same.
7126 (cp_parser_omp_clause_if): Same.
7127 (cp_parser_omp_clause_nowait): Same.
7128 (cp_parser_omp_clause_num_threads): Same.
7129 (cp_parser_omp_clause_ordered): Same.
7130 (cp_parser_omp_clause_schedule): Same.
7131 (cp_parser_omp_clause_untied): Same.
7132 (cp_parser_omp_for_loop): Same.
7133 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
7134 * c-tree.h (c_start_case): Add location argument.
7135 (c_process_expr_stmt): Same.
7136 (c_finish_goto_*): Same.
7137 * tree-parloops.c (initialize_reductions): Pass location to
7139 (create_parallel_loop): Same.
7140 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
7141 (gfc_trans_omp_reduction_list): Same.
7142 (gfc_trans_omp_clauses): Same.
7143 (gfc_trans_omp_do): Same.
7144 * c-typeck.c (c_finish_goto_label): Same.
7145 (c_finish_goto_ptr): New location argument.
7146 (c_start_case): Same.
7147 (emit_side_effect_warnings): Same.
7148 (c_process_expr_stmt): Same.
7149 (c_finish_stmt_expr): Same.
7150 (c_finish_omp_clauses): Use error_at instead of error.
7151 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
7153 * c-omp.c (c_split_parallel_clauses): New location argument.
7154 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
7155 to build_omp_clause.
7156 (convert_local_reference_stmt): Same.
7157 (convert_gimple_call): Same.
7158 * c-common.h (c_split_parallel_clauses): New argument.
7159 * c-parser.c (c_parser_statement_after_labels): Pass location to
7160 c_finish_goto_label.
7161 (c_parser_switch_statement): Pass location to c_start_case.
7162 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
7163 and c_process_expr_stmt.
7164 (c_parser_omp_variable_list): Add location argument.
7165 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
7166 (c_parser_omp_clause_default): Same.
7167 (c_parser_omp_clause_if): Same.
7168 (c_parser_omp_clause_num_threads): Same.
7169 (-c_parser_omp_clause_ordered): Same.
7170 (c_parser_omp_clause_reduction): Pass location to
7171 c_parser_omp_variable_list.
7172 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
7173 (c_parser_omp_clause_untied): Same.
7174 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
7175 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
7177 * c-tree.h (check_for_loop_decls, undeclared_variable,
7178 build_component_ref, build_array_ref, build_external_ref,
7179 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
7180 build_conditional_expr, build_compound_expr, c_cast_expr,
7181 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
7182 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
7184 * c-semantics.c (build_stmt): Same.
7185 (build_case_label): Same.
7186 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
7187 (undeclared_variable): New argument.
7189 (lookup_label): Pass location on down.
7190 (define_label): Same.
7191 (finish_decl): Same.
7192 (build_compound_literal): Same.
7193 (finish_struct): Same.
7194 (finish_function): Do not set location here.
7195 (check_for_loop_decls): New argument.
7196 * tree.c (save_expr): Set location.
7197 (build_empty_stmt): New argument.
7198 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
7199 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
7200 * builtins.c (gimplify_va_arg_expr): Use locations.
7201 (expand_builtin_sync_operation): Same.
7202 * c-typeck.c (build_component_ref): New argument.
7203 (build_array_ref): Same.
7204 (build_external_ref): Same.
7205 (c_expr_sizeof_expr): Same.
7206 (c_expr_sizeof_type): Same.
7207 (parser_build_unary_op): Same.
7208 (build_conditional_expr): Same.
7209 (build_compound_expr): Pass location on down.
7210 (build_compound_expr): New argument.
7211 (build_c_cast): Same.
7212 (c_cast_expr): Same.
7213 (build_asm_expr): Same.
7214 (c_finish_return): Same.
7215 (c_process_expr_stmt): Pass location on down.
7216 (c_finish_stmt_expr): New argument.
7217 (push_clenaup): Same.
7218 (c_finish_omp_parallel): Same.
7219 (c_finish_omp_task): Same.
7220 * gimplify.c (gimplify_call_expr): Pass location on down.
7221 * c-omp.c (c_finish_omp_master): New argument.
7222 (c_finish_omp_critical): Same.
7223 (c_finish_omp_ordered): Same.
7224 (c_finish_omp_barrier): Same.
7225 (-c_finish_omp_taskwait): Same.
7226 (c_finish_omp_atomic): Same.
7227 (c_finish_omp_flush): Same.
7228 * tree-inline.c (copy_tree_body_r): Pass location on down.
7229 (inline_forbidden_p): Remove use of input_location.
7230 * c-gimplify.c (c_build_bind_expr): New argument.
7231 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
7232 (c_sizeof_or_alignof_type): New argument.
7233 (c_alignof_expr): Same.
7234 (build_va_arg): Same.
7235 (c_add_case_label): Same.
7236 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
7237 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
7238 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
7239 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
7240 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
7241 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
7243 * stub-objc.c (objc_build_selector_expr): Same.
7244 (objc_build_throw_stmt): Same.
7245 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
7246 (c_parser_initelt): Same.
7247 (c_parser_compound_statement): Same.
7248 (c_parser_compound_statement_nostart): Same.
7249 (c_parser_label): Same.
7250 (c_parser_statement_after_labels): Same.
7251 (c_parser_if_body): Same.
7252 (c_parser_else_body): Same.
7253 (c_parser_if_statement): Same.
7254 (c_parser_switch_statement): Same.
7255 (c_parser_while_statement): Same.
7256 (c_parser_do_statement): Same.
7257 (c_parser_for_statement): Same.
7258 (c_parser_asm_statement): Same.
7259 (c_parser_conditional_expression): Same.
7260 (c_parser_binary_expression): Same.
7261 (c_parser_cast_expression): Same.
7262 (c_parser_unary_expression): Same.
7263 (c_parser_sizeof_expression): Same.
7264 (c_parser_alignof_expression): Same.
7265 (c_parser_postfix_expression): Same.
7266 (c_parser_expression): Same.
7267 (c_parser_objc_receiver): Same.
7268 (c_parser_omp_variable_list): Same.
7269 (c_parser_omp_structured_block): Same.
7270 (c_parser_omp_atomic): New argument.
7271 (c_parser_omp_barrier): Same.
7272 (c_parser_omp_critical): Same.
7273 (c_parser_omp_flush): Pass location on down.
7274 (c_parser_omp_for_loop): New argument.
7275 (c_parser_omp_for): Same.
7276 (c_parser_omp_master): Same.
7277 (c_parser_omp_ordered): Same.
7278 (c_parser_omp_sections_scope): Same.
7279 (c_parser_omp_sections): Same.
7280 (c_parser_omp_parallel): Same.
7281 (c_parser_omp_single): Same.
7282 (c_parser_omp_task): Same.
7283 (c_parser_omp_taskwait): Pass location on down.
7284 (c_parser_omp_construct): Same.
7285 (c_parser_omp_threadprivate): Same.
7286 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
7287 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
7288 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
7289 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
7290 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
7291 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
7292 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
7293 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
7294 config/i386/i386.c, stmt.c:
7295 Add location argument to the following function definitions and/or
7296 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
7297 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
7298 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
7299 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
7300 do_case, c_finish_bc_stmt, build_compound_literal,
7301 build_function_call.
7302 * c-decl.c (build_compound_literal): Add location argument.
7303 Make all diagnostic calls use location.
7304 (start_struct): Same.
7305 (finish_struct): Same.
7307 (build_enumerator): Same.
7308 (start_function): Same.
7309 (grokdeclarator): Make all diagnostic calls use location.
7310 (store_parm_decls_oldstyle): Same.
7311 * c-typeck.c (build_function_call): Add location argument.
7312 Make all diagnostic calls use location.
7314 (c_finish_bc_stmt): Same.
7315 * tree-nested.c (get_trampoline_type): Add argument.
7316 Pass location to build_decl.
7317 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
7318 * rtl.h (RTL_LOCATION): New.
7319 * c-common.c (c_add_case_label): Add location argument.
7320 Make all diagnostic calls use location.
7321 * c-common.h: Add location argument to make_fname_decl, do_case,
7322 c_add_case_label, build_function_call, resolve_overloaded_builtin.
7323 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
7324 Set it appropriately for every case. Pass enum_loc to start_enum
7325 call. Pass value_loc first to build_enumerator. Pass enum_loc to
7327 (c_parser_struct_or_union_specifier): Save location. Use it for
7328 start_struct, finish_struct, and parser_xref_tag.
7330 2009-06-12 Ian Lance Taylor <iant@google.com>
7332 * fold-const.c (fold_unary): Rename local variable and to and_expr.
7334 * c-opts.c (c_common_handle_option): For -Wc++-compat set
7335 cpp_opts->warn_cxx_operator_names.
7337 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7340 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
7341 is returns NULL and OP is a VCE, look through the VCE.
7343 2009-06-12 Ian Lance Taylor <iant@google.com>
7346 * collect2.c (main): Use CONST_CAST2 in code inside #if
7347 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
7349 2009-06-12 Joey Ye <joey.ye@intel.com>
7352 * cfgexpand.c (get_decl_align_unit): Update
7353 max_used_stack_slot_alignment with align instead of
7354 stack_alignment_needed.
7356 * function.c (assign_stack_local_1): Update
7357 max_used_stack_slot_alignment with alignment_in_bits instead
7358 of stack_alignment_needed.
7359 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
7362 2009-06-12 Jakub Jelinek <jakub@redhat.com>
7364 * dwarf2out.c (last_var_location_insn): New variable.
7365 (dwarf2out_end_epilogue): Clear last_var_location_insn.
7366 (dwarf2out_var_location): Don't record anything after last real
7367 insn. Only change labels if there were any real instructions
7368 in between last note and this one, or if changed sections.
7370 2009-06-11 Richard Henderson <rth@redhat.com>
7372 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
7373 note when storing the frame pointer in a register.
7374 (FRP): Don't redefine to nothing for epilogue.
7375 (alpha_expand_epilogue): Mark register and sp restores.
7376 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
7378 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
7379 when gen_lowpart is needed.
7381 2009-06-11 Richard Henderson <rth@redhat.com>
7383 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
7385 * dwarf2out.c (need_data_align_sf_opcode): New.
7386 (div_data_align): Move earlier.
7387 (def_cfa_1, reg_save): Use it.
7389 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
7391 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
7392 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
7393 (ix86_handle_option): Handle OPT_mcrc32.
7394 (ix86_target_string): Add -mcrc32.
7395 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
7397 * config/i386/i386.h (TARGET_CRC32): New.
7399 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
7400 (sse4_2_crc32di): Likewise.
7402 * config/i386/i386.opt (mcrc32): New.
7404 * doc/invoke.texi: Document -mcrc32.
7406 2009-06-11 Richard Henderson <rth@redhat.com>
7408 * common.opt (gdwarf-): Accept a version number.
7409 * doc/invoke.texi (gdwarf-): Update docs.
7410 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
7411 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
7412 version level, and record it.
7414 * dwarf2.h (DW_CIE_VERSION): Remove.
7415 * dwarf2out.c (DWARF_VERSION): Remove.
7416 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
7417 (output_call_frame_info): Use CIE version 3 for dwarf3,
7418 or if the return register column is out of range for version 1.
7419 (dwarf_stack_op_name): Add all dwarf3 values.
7420 (DEBUG_PUBTYPES_SECTION): New.
7421 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
7422 encoding change for dwarf3.
7423 (output_die) [dw_val_class_die_ref]: Likewise.
7424 (output_compilation_unit_header): Emit correct version for dwarf3.
7425 (output_line_info): Likewise.
7426 (output_pubnames): Update for DWARF_VERSION removal.
7427 (output_aranges): Likewise.
7428 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
7429 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
7430 (dwarf2out_finish): Likewise.
7432 2009-06-11 David Daney <ddaney@caviumnetworks.com>
7434 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
7437 2009-06-11 David Daney <ddaney@caviumnetworks.com>
7440 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
7441 * builtins.c (expand_builtin_unreachable): New function.
7442 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
7443 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
7444 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
7446 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
7447 searching for missing barriers.
7449 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7451 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
7452 when -fprofile-generate* was passed.
7453 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7455 2009-06-11 Anthony Green <green@moxielogic.com>
7457 * config/moxie/moxie.md: Define length attribute for all instructions.
7459 (*b<cond:code>): Support limited branch ranges for new PC-relative
7460 branch instructions.
7461 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
7463 2009-06-11 Jakub Jelinek <jakub@redhat.com>
7465 * config/i386/i386.c (min_insn_size): Use get_attr_length
7466 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
7469 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
7470 instead of emit_insn_before.
7472 2009-06-10 Ian Lance Taylor <iant@google.com>
7475 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
7478 2009-06-10 Revital Eres <eres@il.ibm.com>
7480 * passes.c (init_optimization_passes): Reschedule
7481 predictive-commoning pass before complete unroll pass.
7483 2009-06-10 Martin Jambor <mjambor@suse.cz>
7485 * cgraph.c (cgraph_node_can_be_local_p): New function.
7486 (cgraph_make_node_local): New function.
7487 * cgraph.h (cgraph_node_can_be_local_p): Declare.
7488 (cgraph_make_node_local): Declare.
7490 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
7492 * tree.h (tree_base): Add packed_flag and user_align fields.
7493 Decrease size of spare field.
7494 (TYPE_USER_ALIGN): Use user_align from tree_base.
7495 (DECL_USER_ALIGN): Likewise.
7496 (TYPE_PACKED): Use packed_flag from tree_base.
7497 (DECL_PACKED): Likewise.
7498 (tree_type): Delete packed_flag and user_align fields. Widen
7499 precision field. Widen mode field and shuffle fields to align
7500 mode on an 8-bit boundary.
7501 (tree_decl_common): Delete decl_flag_1 and user_align fields.
7502 Renumber decl_flag_* fields. Fix comments. Widen
7503 decl_common_unused field.
7504 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
7505 (DECL_EXTERNAL): Likewise.
7506 (DECL_BIT_FIELD): Likewise.
7507 (DECL_NONADDRESSABLE_P): Likewise.
7508 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
7509 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
7511 2009-06-10 Ian Lance Taylor <iant@google.com>
7513 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
7514 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
7515 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
7516 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
7517 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
7518 DEF_VEC_ALLOC_FUNC_P.
7519 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
7520 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
7521 DEF_VEC_ALLOC_FUNC_O.
7522 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
7523 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
7524 DEF_VEC_ALLOC_FUNC_I.
7525 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
7526 (vec_stack_p_reserve_exact_1): Declare.
7527 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
7528 (vec_stack_free): Declare.
7529 (VEC_stack_alloc): Define.
7530 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
7531 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
7532 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
7533 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
7535 (stack_vecs): New static variable.
7536 (vec_stack_p_reserve_exact_1): New function.
7537 (vec_stack_o_reserve_1): New static function.
7538 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
7539 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
7540 (vec_stack_free): New function.
7541 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
7542 (VEC_df_ref_stack_alloc): Define.
7543 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
7544 DEF_VEC_ALLOC_P_STACK.
7545 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
7546 (struct df_collection_rec): Change _vec fields to VEC. Remove
7548 (df_free_collection_rec): Adjust for new fields.
7549 (df_insn_rescan): Use new df_collection_rec fields.
7550 (df_notes_rescan, df_canonize_collection_rec): Likewise.
7551 (df_ref_create_structure, df_ref_record): Likewise.
7552 (df_get_conditional_uses, df_get_call_refs): Likewise.
7553 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
7554 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
7555 (df_record_exit_block_uses, df_bb_verify): Likewise.
7556 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
7557 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
7558 Remove count parameter. Change return type to void. Change all
7560 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
7561 Remove count parameter. Change return type to void. Change all
7563 (df_install_refs): Change old_vec parameter to VEC. Remove count
7564 parameter. Change all callers.
7565 (df_install_mws): Change old_vec parameter to VEC. Remove count
7566 parameter. Change all callers.
7567 (df_refs_verify): Change new_rec parameter to VEC. Change call
7569 (df_mws_verify): Likewise.
7571 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
7573 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
7575 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
7577 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
7579 2009-06-10 Anthony Green <green@moxielogic.com>
7581 * config/moxie/crti.asm: New file.
7582 * config/moxie/crtn.asm: New file.
7583 * config/moxie/moxie.c: New file.
7584 * config/moxie/moxie.h: New file.
7585 * config/moxie/sfp-machine.h: New file.
7586 * config/moxie/moxie-protos.h: New file.
7587 * config/moxie/t-moxie: Created.
7588 * config/moxie/t-moxie-softfp: Created.
7589 * config/moxie/moxie.md: Created.
7590 * config/moxie/constraints.md: Created.
7591 * config.gcc: Add moxie support.
7592 * doc/md.texi (Machine Constraints): Add moxie constraints.
7593 * doc/contrib.texi (Contributors): Mention moxie port.
7594 * doc/install.texi (Specific): Mention the moxie port.
7596 2009-06-09 Ian Lance Taylor <iant@google.com>
7598 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
7600 * optabs.c (optab_table): Only use designated initializers if
7601 HAVE_DESIGNATED_INITIALIZERS is defined.
7602 (convert_optab_table): Likewise.
7603 (init_optabs): Always call init_insn_codes if
7604 HAVE_DESIGNATED_INITIALIZERS is not defined.
7606 2009-06-09 Ian Lance Taylor <iant@google.com>
7608 * targhooks.c (default_builtin_vectorized_function): Change fn
7609 parameter to unsigned int.
7610 (default_builtin_vectorized_conversion): Change code parameter to
7612 (default_builtin_reciprocal): Change fn parameter to unsigned int.
7613 * targhooks.h: Update declarations.
7614 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
7615 parameter to unsigned int.
7617 * c-typeck.c (comptypes_check_enum_int): New static function.
7618 (comptypes_internal): Add enum_and_int_p parameter. Change all
7620 (comp_target_types): Add location parameter. Change all callers.
7621 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
7623 (function_types_compatible_p, type_lists_compatible_p): Likewise.
7624 (build_conditional_expr): Add colon_loc parameter. Change all
7626 (convert_for_assignment): Add location parameter. Change all callers.
7627 * c-parser.c (c_parser_conditional_expression): Pass location of
7628 colon to build_conditional_expr.
7629 * c-tree.h (build_conditional_expr): Update declaration.
7631 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7633 * graphite.c: Revert previous patch.
7635 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7638 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7640 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
7642 * tree-ssa-loop-prefetch.c
7643 (loop_prefetch_arrays): Fixed a portability problem in printf format
7646 2009-06-09 Martin Jambor <mjambor@suse.cz>
7648 PR tree-optimization/40351
7649 * tree-sra.c (propagate_subacesses_accross_link): Check that a
7650 refrence to a potential artifical subaccess can be constructed.
7652 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7654 * config/sh/sh-protos.h (sh_optimization_options): Declare.
7655 (sh_override_options): Likewise.
7656 * config/sh/sh.c: Include params.h.
7657 (sh_optimization_options): New.
7658 (sh_override_options): Likewise.
7659 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
7660 (OVERRIDE_OPTIONS): Use sh_override_options.
7662 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7664 * dwarf2out.c (emit_cfa_remember): New variable.
7665 (add_fde_cfi): If emit_cfa_remember, recurse to add
7666 DW_CFA_remember_state first.
7667 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
7668 instead just set emit_cfa_remember.
7670 2009-06-08 Jan Hubicka <jh@suse.cz>
7673 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
7675 2009-06-08 Jan Hubicka <jh@suse.cz>
7678 * cgraphunit.c (save_inline_function_body): Do not copy transform
7679 hooks for saved inline bodies.
7680 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
7683 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
7685 * jump.c (returnjump_p): Handle delayed branches. Add missing
7688 2009-06-08 Jan Hubicka <jh@suse.cz>
7691 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
7692 original node might've been modified.
7693 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
7695 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7697 * tree-object-size.c (addr_object_size): Add OSI argument.
7698 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
7699 (compute_builtin_object_size, expr_object_size): Adjust callers.
7700 (plus_stmt_object_size): Call addr_object_size instead of
7701 compute_builtin_object_size.
7703 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
7704 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7706 * tree-ssa-loop-prefetch.c
7707 (gather_memory_references): Introduced a counter for the number of
7709 (anything_to_prefetch_p): Introduced a counter for the number of
7711 (is_loop_prefetching_profitable): New function with a cost model
7713 (loop_prefetch_arrays): Use the new cost model to determine if
7714 prefetching is profitable.
7715 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
7716 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7717 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
7718 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7719 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
7720 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7722 2009-06-08 Michael Matz <matz@suse.de>
7725 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
7726 partitions use the same.
7727 (expand_one_var): Deal with DECL_RTL sometimes begin set also
7728 for basevars of SSA_NAMEs.
7729 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
7730 to not expand them twice.
7731 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
7734 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
7736 * common.opt (fcompare-debug=, fcompare-debug-second): New.
7737 (fdump-final-insns=, gtoggle): New.
7738 * doc/invoke.texi: Document them.
7739 * final.c (rest_of_clean_state): Dump final insn stream.
7740 * gcc.c (invoke_as): Hook in -fcompare-debug.
7741 (static_spec_functions): Add compare-debug-dump-opt,
7742 compare-debug-self-opt and compare-debug-auxbase-opt.
7743 (compare_debug, compare_debug_second, compare_debug_opt): New.
7744 (switches_debug_check, n_switches_debug_check): New.
7745 (debug_auxbase_opt, debug_check_temp_file): New.
7746 (process_command): Handle -fno-compare-debug, -fcompare-debug and
7748 (do_self_spec): Handle arguments after switches.
7749 (do_spec_1): Add .gk extension to temp file basenames for compare.
7750 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
7751 (cc1_options): Use it instead of normal auxbase computation for
7752 the second compare-debug compilation.
7753 (compare_files): New.
7754 (main): Set up and implement compare debug mode.
7755 (compare_debug_dump_opt_spec_function): New.
7756 (compare_debug_self_opt_spec_function): New.
7757 (compare_debug_auxbase_opt_spec_function): New.
7758 * toplev.c (process_options): Handle flag_gtoggle,
7759 flag_dump_final_insns.
7760 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
7761 during -fcompare-debug-second compilation.
7763 2009-06-07 Ian Lance Taylor <iant@google.com>
7765 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7766 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
7768 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
7769 with no default node. Change warning with %H to warning_at.
7770 Don't clear warn_switch around case checking.
7771 * doc/invoke.texi (Warning Options): Clarify distinction between
7772 -Wswitch and -Wswitch-enum.
7774 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7776 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7778 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7780 * gbl-ctors.h: Add header guard.
7782 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7784 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
7785 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
7786 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
7787 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7788 prototypes for removed functions.
7789 (expressions_equal_p): Move to ...
7790 * tree-ssa-sccvn.h: ... here and ...
7791 * matrix-reorg.c: ... adjust includes.
7793 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7795 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7797 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7799 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7800 (finish_function): Remove erroneous whitespace.
7802 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7804 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7805 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7807 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7809 * errors.c (internal_error): Commentary typo fix.
7810 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7811 * tree-ssa-pre.c: Ditto.
7813 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7815 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7816 them is supposed to hold actual statements.
7818 2009-06-06 Ian Lance Taylor <iant@google.com>
7820 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7821 empty statements can now have attributes.
7823 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7825 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7826 * config/mips/mips.md: Ditto.
7828 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7830 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7832 (__eabi_uconvert): Likewise.
7834 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7836 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7837 CFI_* definitions with IN_GCC.
7839 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7841 * xcoffout.h (xcoffout_source_line): Update prototype.
7843 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7845 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7846 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7848 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7851 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7852 inlined_function_outer_scope_p blocks for artificial inlines
7854 * tree.c (tree_nonartificial_location): Rewrite using
7855 block_nonartificial_location.
7857 2009-06-05 Revital Eres <eres@il.ibm.com>
7858 Leehod Baruch <leehod@il.ibm.com>
7860 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7861 (expand_expr_real_1): Remove comment.
7862 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7863 Vectorize misaligned access when the target supports it.
7864 (vect_supportable_dr_alignment): Check for unaligned access support.
7865 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7868 2009-06-05 Julian Brown <julian@codesourcery.com>
7870 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7871 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7873 2009-06-05 Richard Guenther <rguenther@suse.de>
7876 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7879 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7881 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7882 (save_gprs): Don't tell unwinder when a global register is saved.
7883 (s390_emit_epilogue): Emit needed epilogue unwind info.
7885 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7887 * dwarf2out.c (deferred_asm_name): New.
7888 (add_name_and_src_coords_attributes): Defer creation of
7889 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7891 (move_linkage_attr): New.
7892 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7895 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7897 * tree-nested.c (finalize_nesting_tree_1): Declare the
7898 frame_decl in the binding tree.
7900 2009-06-04 Cary Coutant <ccoutant@google.com>
7902 * basic-block.h (struct basic_block_def): Add discriminator field.
7903 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7905 * debug.c (do_nothing_debug_hooks): Add additional entry.
7906 (debug_nothing_int_charstar_int): New function.
7907 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7908 (debug_nothing_int_charstar_int): New declaration.
7909 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7910 discriminator value in .loc directive.
7911 * final.c (last_discriminator): New variable.
7912 (discriminator): New variable.
7913 (final_start_function): Initialize above variables, pass current
7914 discriminator to debug hook.
7915 (notice_source_line): Check for discriminator change.
7916 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7917 * sdbout.c (sdbout_source_line): New parameter.
7918 * tree-cfg.c (struct locus_discrim_map): New structure type.
7919 (discriminator_per_locus): New hash table.
7920 (build_gimple_cfg): Allocate and free discriminator hash table.
7921 (make_edges): Call assign_discriminator.
7922 (locus_map_hash): New function.
7923 (locus_map_eq): New function.
7924 (next_discriminator_for_locus): New function.
7925 (same_line_p): New function.
7926 (assign_discriminator): New function.
7927 (make_cond_expr_edges): Call assign_discriminator.
7928 (make_gimple_switch_edges): Likewise.
7929 (first_non_label_stmt): New function.
7930 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7932 * xcoffout.c (xcoffout_source_line): Add new parameter.
7934 * configure.ac (gcc_cv_as_discriminator): New configury check for
7935 gas support for discriminator.
7936 * configure: Regenerate.
7937 * config.in: Regenerate.
7939 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7941 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7942 val after checking for integers.
7944 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7946 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7948 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7949 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7950 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7951 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7952 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7953 X64_SSE_REGPARM_MAX.
7954 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7955 X64_SSE_REGPARM_MAX.
7957 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7959 * gcc.c (report_times_to_file): New.
7960 (execute): Implement it.
7961 (process_command): Support -time=.
7962 * doc/invoke.texi: Document it.
7964 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7966 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7967 that have value exprs.
7969 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7971 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7972 declarations for constants until...
7973 (dw2_output_indirect_constant_1): ... this point.
7975 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7978 * arm.md (arm_addsi3): Don't try to split an add with an
7979 eliminable register until after reload has completed.
7981 2009-06-03 Ian Lance Taylor <iant@google.com>
7983 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7984 * genattrtab.c (write_length_unit_log): Likewise.
7985 * genchecksum.c (dosum): Likewise.
7986 * gengtype.c (write_rtx_next): Likewise.
7987 (finish_root_table, write_roots): Likewise.
7988 * gimple.c (gimple_ops_offset_): Likewise.
7989 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7990 * config/arc/arc.c (arc_attribute_table): Likewise.
7991 * config/arm/arm.c (arm_attribute_table): Likewise.
7992 * config/avr/avr.c (avr_attribute_table): Likewise.
7993 * config/crx/crx.c (crx_attribute_table): Likewise.
7994 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7995 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7996 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7997 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7998 * config/sh/sh.c (sh_attribute_table): Likewise.
7999 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
8000 * config/spu/spu.c (spu_attribute_table): Likewise.
8001 * config/v850/v850.c (v850_attribute_table): Likewise.
8003 * config/alpha/alpha.c (vms_attribute_table): Make static.
8004 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
8005 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
8006 * config/mips/mips.c (mips_attribute_table): Likewise.
8008 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
8010 (cc1-checksum.o): Likewise.
8012 2009-06-03 Steve Ellcey <sje@cup.hp.com>
8014 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
8016 2009-06-03 Jakub Jelinek <jakub@redhat.com>
8018 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
8019 insn if it is changing sp. Use gen_add3_insn instead of
8020 conditionally gen_addsi3 and gen_adddi3.
8021 (offset_below_red_zone_p): New static inline function.
8022 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
8023 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
8024 * config/rs6000/ppc-asm.h: Include auto-host.h.
8025 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
8026 CFI_RESTORE): Define.
8027 * config/rs6000/crtresxgpr.asm: Add unwind info.
8028 * config/rs6000/crtresxfpr.asm: Likewise.
8029 * config/rs6000/crtresgpr.asm: Likewise.
8030 * config/rs6000/crtresfpr.asm: Likewise.
8031 * config/rs6000/crtsavgpr.asm: Likewise.
8032 * config/rs6000/crtsavfpr.asm: Likewise.
8034 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
8035 argument of DWARF2_FRAME_REG_OUT macros.
8037 2009-06-03 Julian Brown <julian@codesourcery.com>
8039 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
8040 words or less (including TImode) in core registers.
8042 2009-06-03 Richard Guenther <rguenther@suse.de>
8045 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
8047 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
8049 * statistics.c (statistics_counter_event): Do not record event
8050 in pass dump if its number == -1.
8051 (curr_statistics_hash): Add assert that we never get passes
8052 with static number == -1.
8054 2009-06-03 Richard Guenther <rguenther@suse.de>
8055 Andrey Belevantsev <abel@ispras.ru>
8057 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
8058 non-BLKmode arrays addressable.
8060 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
8062 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
8063 * config/m68k/m68k.h: ... here.
8064 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
8067 2009-06-03 Martin Jambor <mjambor@suse.cz>
8069 PR tree-optimization/40323
8070 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
8073 2009-06-03 Richard Guenther <rguenther@suse.de>
8075 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
8078 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
8080 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8081 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
8082 JUMP_TABLE_DATA_P where applicable.
8083 * config/sh/sh.c: Ditto.
8084 * config/sh/sh.h: Ditto.
8085 * config/sh/sh.md: Ditto.
8086 * config/sh/symbian.c: Ditto.
8088 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
8090 * config/i386/driver-i386.c (describe_cache): Optimize
8091 concatenation of strings. Use snprintf instead of sprintf.
8092 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
8093 target when not compiling with GCC.
8095 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
8097 * config/sh/sh.c: Revert last change.
8098 (sh_expand_epilogue): Emit a blockage insn before the frame
8099 pointer adjustment unconditionally.
8101 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8103 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
8104 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
8105 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
8106 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
8107 to COLLECT_GCC_OPTIONS.
8109 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8111 * collect2.c (target_system_root): New variable.
8112 (main): Handle --sysroot=.
8113 (ignore_library): Strip the sysroot from the library path.
8115 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8117 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
8118 (collect2.o): Depend on collect2-aix.h.
8119 (collect2-aix.o): New rule.
8120 * collect2-aix.h: New file.
8121 * collect2-aix.c: Likewise.
8122 * collect2.c: Include collect2-aix.h. Don't undefine
8123 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
8124 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
8125 Use TARGET_AIX_VERSION instead of _AIX51.
8126 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
8127 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
8128 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
8129 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
8130 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
8132 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8134 * collect2.c (ignore_library): Avoid premature post-increment
8137 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8139 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
8140 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
8141 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
8142 CROSS_DIRECTORY_STRUCTURE too.
8143 (LINK_LIBG_SPEC): Likewise.
8144 (LIB_SPEC): Add %R to sysroot paths.
8145 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
8146 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
8147 * config/rs6000/aix51.h: As for aix43.h.
8148 * config/rs6000/aix52.h: Likewise.
8149 * config/rs6000/aix53.h: Likewise.
8150 * config/rs6000/aix61.h: Likewise.
8151 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
8152 to the beginning of sysroot paths.
8154 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8156 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
8157 INSN_LISTs that are out of the REG_NOTE range.
8159 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8161 * loop-unroll.c (struct iv_to_split): Add pointer to next.
8162 (struct var_to_expand): Likewise.
8163 (struct opt_info): Add head and tail for linked lists of the above.
8164 (analyze_insn_to_expand_var): Initialize next.
8165 (analyze_iv_to_split_insn): Likewise.
8166 (analyze_insns_in_loop): Create linked lists.
8167 (allocate_basic_variable): Simplify for use without hash table.
8168 (insert_var_expansion_initialization): Likewise, make it type-safer.
8169 (combine_var_copies_in_loop_exit): Likewise.
8170 (apply_opt_in_copies): Walk lists rather than hash tables.
8171 (release_var_copies): Simplified and inlined by hand into...
8172 (free_opt_info): ... this function.
8174 2009-06-02 Richard Guenther <rguenther@suse.de>
8176 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
8179 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8181 * cfgexpand.c (gimple_expand_cfg): Discard the source location
8182 only for builtins that are not overridden.
8184 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8186 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
8189 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8191 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
8193 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8195 * combine.c (move_deaths): Compare LUIDs within the same BB only.
8197 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8199 * common.opt (fdump-unnumbered-links): New.
8200 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
8201 * print-rtl.c (flag_dump_unnumbered_links): New.
8202 (print_rtx): Test it.
8204 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
8206 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
8207 push/pop multiple to 8-byte alignment.
8209 2009-06-01 Jakub Jelinek <jakub@redhat.com>
8211 * config/i386/i386.c (queued_cfa_restores): New static variable.
8212 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
8214 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
8215 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
8216 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
8217 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
8218 note unconditionally.
8219 (ix86_emit_restore_regs_using_mov): Likewise.
8220 (ix86_emit_restore_sse_regs_using_mov): Likewise.
8221 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
8222 it through to ix86_emit_restore_reg_using_pop.
8223 (ix86_emit_leave): Add RED_OFFSET argument. Call
8224 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
8225 instead of adding REG_CFA_OFFSET note unconditionally.
8226 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
8227 the above functions. Call ix86_add_queued_cfa_restore_notes when
8230 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
8231 force output of the label even for dwarf2out_do_cfi_asm.
8232 (add_fde_cfi): If -g2 and above and cfi might change CFA,
8233 force creation of CFI label and chain DW_CFA_set_loc jumping to it
8234 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
8236 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
8237 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
8238 dwarf2out_cfi_label callers.
8239 * tree.h (dwarf2out_cfi_label): Adjust prototype.
8240 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
8241 Adjust dwarf2out_cfi_label callers.
8242 * config/vax/vax.c (vax_output_function_prologue): Likewise.
8244 * config/i386/i386.h (struct machine_cfa_state,
8245 struct machine_function): Guard with ifndef USED_FOR_TARGET
8246 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
8249 * emutls.c (__emutls_get_address): Change arr->size to mean number
8250 of allocated arr->data entries instead of # of slots + 1.
8253 * recog.c (peep2_reinit_state): New function.
8254 (peephole2_init_state): Use it at the end of a basic block and also
8255 when seeing a RTX_FRAME_RELATED_P insn.
8257 2009-06-01 Steve Ellcey <sje@cup.hp.com>
8259 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
8260 fixuns_truncrfdi2): New.
8261 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
8262 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
8263 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
8264 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
8265 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
8266 *recip_approx): Remove.
8267 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
8268 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
8269 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
8271 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
8274 2009-06-01 Ian Lance Taylor <iant@google.com>
8276 * attribs.c (register_attribute): Use CONST_CAST.
8277 * collect2.c (main): Use CONST_CAST2.
8278 (scan_prog_file): Likewise.
8279 * gcc.c (process_command, main): Likewise.
8280 * toplev.c (toplev_main): Likewise.
8282 * c-typeck.c (handle_warn_cast_qual): New static function,
8283 partially broken out of build_c_cast.
8284 (build_c_cast): Call handle_warn_cast_qual.
8285 * doc/invoke.texi (Warning Options): Document new effect of
8288 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
8290 * diagnostic.c (diagnostic_build_prefix): Always print columns.
8291 (diagnostic_report_current_module): Print columns.
8292 * common.opt (flag_show_column): Enable by default.
8294 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
8296 * alias.c (find_base_term): Check for NULL term before returning.
8298 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8300 Revert due to PR40320:
8301 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8302 * calls.c (emit_library_call_value_1): Don't force_operand for move
8305 2009-06-01 Olivier Hainque <hainque@adacore.com>
8306 Eric Botcazou <ebotcazou@adacore.com>
8308 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
8309 to be processed as a bitfield for constructor output purposes.
8310 * output.h (initializer_constant_valid_for_bitfield_p): Declare
8312 * varasm.c (oc_local_state): New type, output_constructor
8313 local state to support communication with helpers.
8314 (oc_outer_state): New type, output_constructor outer state of
8315 relevance in recursive calls.
8316 (output_constructor_array_range): New output_constructor helper,
8317 extracted code for an array range element.
8318 (output_constructor_regular_field): New output_constructor helper,
8319 extracted code for an element that is not a bitfield.
8320 (output_constructor_bitfield): New output_constructor helper,
8321 extracted code for a bitfield element. Accept an OUTER state
8322 argument for recursive processing. Recurse on record or array
8323 CONSTRUCTOR values, possibly past noop conversions.
8324 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
8325 VALUE is a valid constant-valued expression for use in a static
8326 bit-field initializer.
8327 (output_constructor): Rework to use helpers. Accept and honor an
8328 OUTER state argument for recursive calls. Return total size. Be
8329 prepared for nested constructors initializing bitfields.
8330 (output_constant): Feed OUTER in calls to output_constructor.
8332 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8334 * calls.c (emit_library_call_value_1): Don't force_operand for move
8337 2009-06-01 Nick Clifton <nickc@redhat.com>
8339 * doc/invoke.texi (IA-64 Options): Fix typo.
8341 2009-06-01 Ira Rosen <irar@il.ibm.com>
8343 PR tree-optimization/39129
8344 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
8346 (vect_do_peeling_for_loop_bound): Use
8347 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
8348 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
8349 (vect_loop_versioning): Likewise.
8350 (vect_create_cond_for_alias_checks): Fix indentation.
8351 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
8353 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
8354 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
8355 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
8356 "control flow in loop".
8357 (vect_estimate_min_profitable_iters): Use
8358 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
8359 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
8360 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
8361 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
8362 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
8363 statement belongs to a group of strided accesses with the exact code
8365 (vectorizable_load): Likewise.
8366 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
8367 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8369 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
8371 * config/freebsd-stdint.h: New file.
8372 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
8373 Add freebsd-stdint.h to tm_file.
8375 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
8377 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
8378 (thumb2_extendhidi2): Likewise.
8380 2009-05-31 Ian Lance Taylor <iant@google.com>
8382 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
8384 2009-05-31 Ian Lance Taylor <iant@google.com>
8386 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
8387 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
8388 (ipa-reference.o): Depend upon gt-ipa-reference.h.
8390 2009-05-31 Jason Merrill <jason@redhat.com>
8392 * tree-pretty-print.c (print_call_name): Take the callee, not the
8393 call itself. Make non-static. Use dump_function_name for functions.
8394 (dump_generic_node): Adjust.
8395 * diagnostic.h: Declare print_call_name.
8396 * gimple-pretty-print.c (dump_gimple_call): Use it.
8398 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
8400 * config/sh/sh.md (ashldi3_std): New define_expand.
8403 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
8406 * config/sh/sh.c: Include debug.h.
8407 (sh_expand_epilogue): Emit a blockage insn before the frame
8408 pointer adjustment also when dwarf2out_do_frame returns true.
8410 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
8412 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
8413 (thumb2_extendqidi2): New pattern.
8415 2009-05-31 Ira Rosen <irar@il.ibm.com>
8417 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
8418 mark phis for renaming.
8419 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
8420 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
8421 Call mark_sym_for_renaming.
8422 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
8423 * tree-vect-loop.c (vect_transform_loop): Remove
8424 vect_memsyms_to_rename initialization and a call to
8425 mark_set_for_renaming.
8427 2009-05-31 Jakub Jelinek <jakub@redhat.com>
8430 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
8431 frame related even if !set_cfa && style < 0.
8433 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
8435 * config/i386/mingw-tls.c: New file.
8436 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
8437 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
8438 defining _WIN32 but not __CYGWIN__.
8440 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8442 * configure.ac: Add MPC support.
8444 * config.in, configure: Regenerate.
8446 2009-05-29 Richard Henderson <rth@redhat.com>
8448 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
8449 NOTE_INSN_BASIC_BLOCK.
8450 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
8451 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
8452 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
8454 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
8456 (add_cfi): Disable check redefining cfa away from drap.
8457 (lookup_cfa_1): Add remember argument; handle remember/restore.
8458 (lookup_cfa): Pass remember argument.
8459 (cfa_remember): New.
8460 (compute_barrier_args_size_1): Remove sibcall check.
8461 (dwarf2out_frame_debug_def_cfa): New.
8462 (dwarf2out_frame_debug_adjust_cfa): New.
8463 (dwarf2out_frame_debug_cfa_offset): New.
8464 (dwarf2out_frame_debug_cfa_register): New.
8465 (dwarf2out_frame_debug_cfa_restore): New.
8466 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
8467 (dwarf2out_begin_epilogue): New.
8468 (dwarf2out_frame_debug_restore_state): New.
8469 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
8470 DW_CFA_restore_state.
8471 (output_cfi_directive): Likewise.
8472 (convert_cfa_to_fb_loc_list): Likewise.
8473 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
8474 * dwarf2out.h: Update.
8475 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
8476 (copy_insn_1): Early out for null.
8477 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
8478 and dwarf2out_frame_debug_restore_state.
8479 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
8480 (prologue_insn_hash, epilogue_insn_hash): New.
8481 (free_after_compilation): Adjust freeing accordingly.
8482 (record_insns): Create hash table if needed; push insns into
8483 hash instead of array.
8484 (maybe_copy_epilogue_insn): New.
8485 (contains): Search hash table instead of array.
8486 (sibcall_epilogue_contains): Remove.
8487 (thread_prologue_and_epilogue_insns): Split eh_return insns
8488 and mark them as epilogues.
8489 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
8490 scanning in terms of basic blocks.
8491 * insn-notes.def (CFA_RESTORE_STATE): New.
8492 * jump.c (returnjump_p_1): Accept EH_RETURN.
8493 (eh_returnjump_p_1, eh_returnjump_p): New.
8494 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
8495 CFA_REGISTER, CFA_RESTORE): New.
8496 * rtl.def (EH_RETURN): New.
8497 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
8499 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
8500 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
8502 * config/i386/i386.c (gen_push): Update cfa state.
8503 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
8504 add a CFA_ADJUST_CFA note.
8505 (ix86_dwarf_handle_frame_unspec): Remove.
8506 (ix86_expand_prologue): Update cfa state.
8507 (ix86_emit_restore_reg_using_pop): New.
8508 (ix86_emit_restore_regs_using_pop): New.
8509 (ix86_emit_leave): New.
8510 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
8511 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
8512 * config/i386/i386.h (struct machine_cfa_state): New.
8513 (ix86_cfa_state): New.
8514 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
8515 (eh_return_internal): Merge from eh_return_<mode>,
8516 use eh_return rtx, split w/ epilogue.
8518 2009-05-29 Ian Lance Taylor <iant@google.com>
8520 * builtins.c (validate_gimple_arglist): Don't use va_arg with
8522 * calls.c (emit_library_call_value_1): Likewise.
8524 * c-typeck.c (c_build_va_arg): New function.
8525 * c-tree.h (c_build_va_arg): Declare.
8526 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
8527 instead of build_va_arg.
8529 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
8531 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
8532 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
8533 (ptr_difference_cost): Use affine combinations to compute it.
8534 (difference_cost): Likewise.
8535 (get_computation_cost_at): Compute more accurate cost for addresses
8536 if the ratio is a multiplier allowed in addresses.
8537 For non-addresses, consider that an additional offset or symbol is
8540 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8542 * config/i386/i386.c (ix86_decompose_address): Avoid useless
8543 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
8545 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
8546 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
8547 (prefix_rex): For UNIT_MMX don't imply the prefix by default
8549 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
8550 to 1 for TYPE_SSE{IADD1,CVT1}.
8551 (prefix_vex_imm8): Removed.
8552 (length_vex): Only pass 1 as second argument to
8553 ix86_attr_length_vex_default if prefix_extra is 0.
8554 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
8555 (length): For prefix vex computation use length_immediate
8556 attribute instead of prefix_vex_imm8.
8557 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
8558 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
8559 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
8560 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
8561 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
8562 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
8563 a space in between the operands.
8564 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
8565 if one operand is 0xff and the other one si, di, bp or sp.
8566 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
8567 other one si, di, bp or sp.
8568 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
8569 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
8570 type and mode attributes.
8571 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
8572 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
8573 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
8574 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
8575 prefix_data16 attribute iff MODE_DF.
8576 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
8577 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
8578 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
8579 constm128_operand in length_immediate computation.
8580 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
8581 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
8582 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
8583 length_immediate attribute to 1.
8584 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
8585 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
8586 for certain alternatives.
8587 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
8588 prefix_data16 attribute if MODE_V1DF.
8589 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
8590 length_immediate to 1.
8591 (set_got_rex64, set_rip_rex64): Remove length attribute, set
8592 length_address to 4, set mode attribute to MODE_DI.
8593 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
8594 (fxam<mode>2_i387): Set length attribute to 4.
8595 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
8596 *prefetch_3dnow_rex): Override length_address attribute.
8597 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
8599 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
8600 (constm128_operand): Removed.
8601 * config/i386/i386.c (memory_address_length): For
8602 disp && !index && !base in 64-bit mode account for SIB byte if
8603 print_operand_address can't optimize disp32 into disp32(%rip)
8604 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
8605 for fs: or gs: segment.
8606 (ix86_attr_length_immediate_default): When checking if shortform
8607 is possible, truncate immediate to the length of the non-shortened
8609 (ix86_attr_length_address_default): Ignore MEM_P operands
8611 (ix86_attr_length_vex_default): Only check for DImode on
8612 GENERAL_REG_P operands.
8613 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
8614 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
8615 (sse_cvttps2pi): Clear prefix_rep attribute.
8616 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
8618 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
8619 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
8620 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
8621 iff operand 2 is const_int_operand.
8622 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
8623 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
8624 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
8626 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
8628 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
8629 prefix_data16 attribute for movlpd and movhpd instructions.
8630 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
8631 length_immediate for shufpd instruction.
8632 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
8633 (avx_cmpp<avxmodesuffixf2c><mode>3,
8634 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
8635 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
8636 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
8637 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
8638 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
8639 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
8640 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
8641 prefix_data16 attribute for the first alternative to 1.
8642 (*avx_loadlps): Override length_immediate for the first alternative.
8643 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
8644 attributes for second alternative.
8645 (*vec_concatv2sf_sse4_1): Override length_immediate and
8646 prefix_data16 attributes for second alternative.
8647 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
8648 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
8649 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
8650 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
8651 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
8652 prefix_data16 and length_immediate to 1.
8653 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
8655 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
8656 prefix_extra attribute for variants that don't have 0f prefix alone.
8657 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
8658 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
8659 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
8660 *sse4_1_pextrd): Set length_immediate to 1.
8661 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
8662 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
8664 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
8665 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
8666 length_immediate to 1 for second alternative.
8667 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
8668 prefix_extra and length_immediate attributes for the first
8670 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
8672 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
8673 to 1 for the first and third alternative.
8674 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
8676 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
8678 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
8680 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
8681 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
8682 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
8683 *avx_psign<mode>3): Set prefix_extra attribute to 1.
8684 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
8685 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
8686 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
8687 ssse3_psign<mode>3): Override prefix_rex attribute.
8688 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
8689 (ssse3_palignrti): Override length_immediate to 1.
8690 (ssse3_palignrdi): Override length_immediate to 1, override
8691 prefix_rex attribute.
8692 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
8693 (sse4a_extrqi): Override length_immediate to 2.
8694 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
8695 (sse4a_insertq): Override prefix_data16 to 0.
8696 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
8697 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
8698 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
8699 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
8700 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
8701 and length_immediate to 1.
8702 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
8703 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
8704 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
8705 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
8706 and length_immediate to 1.
8707 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
8708 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
8709 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
8710 avx_ptest256): Override prefix_extra to 1.
8711 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
8712 Override prefix_data16 and length_immediate to 1.
8713 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
8714 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
8715 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
8716 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
8717 prefix_data16 to 0 and prefix_extra to 2.
8718 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
8719 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
8721 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
8722 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
8723 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
8724 and prefix_extra to 2.
8725 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
8726 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
8727 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
8728 avx_vpermilvar<mode>3,
8729 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
8730 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
8731 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
8732 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
8733 Override prefix_extra to 1.
8734 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
8735 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
8736 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
8737 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
8738 prefix_extra and length_immediate to 1.
8739 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
8741 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
8742 to 1 for the first alternative.
8743 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
8744 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
8746 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
8747 *movv2sf_internal_avx, *movv2sf_internal): Override
8748 prefix_rep attribute for certain alternatives.
8749 (*mov<mode>_internal): Override prefix_rep or prefix_data16
8750 attributes for certain alternatives.
8751 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
8752 attributes for certain alternatives.
8753 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
8754 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
8755 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
8756 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
8757 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
8758 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
8759 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
8760 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
8761 length_immediate to 1 if operand 2 is const_int_operand.
8762 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
8763 *vec_extractv2si_1): Set length_immediate attribute to 1.
8764 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
8765 using old 3DNOW insn rather than SSE/3DNOW_A.
8766 (mmx_emms, mmx_femms): Clear modrm attribute.
8768 2009-05-29 Martin Jambor <mjambor@suse.cz>
8770 * tree-sra.c: New implementation of SRA.
8772 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
8773 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
8774 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
8775 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
8776 (SRA_MAX_STRUCTURE_COUNT): Removed.
8777 (SRA_FIELD_STRUCTURE_RATIO): Removed.
8778 * doc/invoke.texi (sra-max-structure-size): Removed.
8779 (sra-field-structure-ratio): Removed.
8781 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8784 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8787 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8789 PR rtl-optimization/40101
8790 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8791 seqno. Adjust comment.
8792 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8793 inserting bookkeeping before a jump, the jump is not scheduled.
8794 When no positive seqno found, provide a value. Add comment.
8796 2009-05-29 Richard Guenther <rguenther@suse.de>
8798 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8799 short-cutting on the first component.
8801 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8804 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8805 for trees other than decls/types.
8807 2009-05-29 Richard Guenther <rguenther@suse.de>
8809 * tree-ssa-operands.c (get_expr_operands): Do not handle
8810 INDIRECT_REFs in the handled-component case. Remove
8811 unused get_ref_base_and_extent case.
8812 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8813 tree_low_cst and host_integerp where possible.
8814 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8815 codes for equivalence.
8816 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8818 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8820 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8821 to tmake_file for i[34567]86-*-cygwin*.
8823 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8826 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8827 (altivec_categorize_keyword, init_vector_keywords,
8828 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8831 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8833 * tree.c (handle_dll_attribute): Check if node is
8834 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8836 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8838 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8840 (thumb2_zero_extendqidi2): Likewise.
8842 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8844 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8845 instead of gen_movrt.
8846 * config/sh/sh.md (movrt): Remove.
8848 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8850 * doc/invoke.texi (IA-64 Options):
8851 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8852 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8853 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8854 -msched-prefer-non-control-spec-insns,
8855 -msched-stop-bits-after-every-cycle,
8856 -msched-count-spec-in-critical-path,
8857 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8858 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8859 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8860 and -msched-spec-verbose.
8862 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8864 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8865 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8867 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8869 2009-05-28 Richard Guenther <rguenther@suse.de>
8871 * tree-ssa-alias.c (ao_ref_init): New function.
8872 (ao_ref_base): Likewise.
8873 (ao_ref_base_alias_set): Likewise.
8874 (ao_ref_alias_set): Likewise.
8875 (refs_may_alias_p_1): Change signature.
8876 (refs_may_alias_p): Adjust.
8877 (refs_anti_dependent_p): Likewise.
8878 (refs_output_dependent_p): Likewise.
8879 (call_may_clobber_ref_p_1): Change signature.
8880 (call_may_clobber_ref_p): Adjust.
8881 (stmt_may_clobber_ref_p_1): New function split out from ...
8882 (stmt_may_clobber_ref_p): ... here.
8883 (maybe_skip_until): Adjust signature.
8884 (get_continuation_for_phi): Likewise.
8885 (walk_non_aliased_vuses): Likewise.
8886 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8887 (ao_ref_init): Declare.
8888 (ao_ref_base): Likewise.
8889 (ao_ref_alias_set): Likewise.
8890 (stmt_may_clobber_ref_p_1): Likewise.
8891 (walk_non_aliased_vuses): Adjust.
8892 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8893 (get_ref_from_reference_ops): remove.
8894 (vn_reference_lookup_2): Adjust signature.
8895 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8896 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8897 (vn_reference_lookup): Adjust.
8898 (vn_reference_insert): Likewise.
8899 (vn_reference_insert_pieces): Adjust signature.
8900 (visit_reference_op_call): Adjust.
8901 * tree-ssa-pre.c (get_expr_type): Simplify.
8902 (phi_translate_1): Adjust.
8903 (compute_avail): Likewise.
8904 (translate_vuse_through_block): Do not re-build trees.
8905 (value_dies_in_block_x): Likewise.
8906 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8908 (vn_reference_lookup_pieces): Adjust declaration.
8909 (vn_reference_insert_pieces): Likewise.
8911 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8913 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8914 with checking disabled.
8916 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8920 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8921 macro definition for support of three-operand format aligned
8922 .comm directive in assembler on cygwin/pe/mingw target OS.
8923 * configure: Regenerate.
8924 * config.h: Regenerate.
8926 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8927 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8928 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8930 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8931 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8933 2009-05-28 Ira Rosen <irar@il.ibm.com>
8935 PR tree-optimization/40254
8936 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8937 in analysis of basic blocks.
8939 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8942 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8943 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8944 (TARGET_INITIALIZER): Use it.
8945 * cse.c (CHEAPER): Move it up to the other macros.
8946 (insert): Rename this ...
8947 (insert_with_costs): ... to this. Add cost parameters. Update
8949 (insert): New function. Call insert_with_costs.
8950 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8951 find_reg_offset_for_const, try_const_anchors): New functions.
8952 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8953 when using a const-anchor. Call insert_const_anchors.
8954 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8955 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8957 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8959 * tree-inline.c (remap_decls): Enable nonlocalized variables
8960 when not optimizing.
8962 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8964 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8965 Simplify other tests involving optimize.
8967 2009-05-27 Tom Tromey <tromey@redhat.com>
8969 * unwind-dw2.c (_Unwind_DebugHook): New function.
8970 (uw_install_context): Call _Unwind_DebugHook.
8972 2009-05-27 Tom Tromey <tromey@redhat.com>
8974 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8976 2009-05-27 Ian Lance Taylor <iant@google.com>
8978 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8979 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8980 (ALL_LINKERFLAGS): Define.
8981 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8982 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8983 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8984 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8985 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8986 $(LINKER_FOR_BUILD).
8987 (build/gcov-iov$(build_exeext)): Likewise.
8989 2009-05-27 Julian Brown <julian@codesourcery.com>
8991 * gcse.c (target.h): Include.
8992 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8993 copy of argument to a pseudo register.
8995 2009-05-27 Diego Novillo <dnovillo@google.com>
8997 * tree-ssa-live.c (dump_scope_block): Document arguments.
8998 (dump_scope_blocks): Document.
8999 (debug_scope_blocks): New.
9000 * tree-flow.h (debug_scope_blocks): Declare.
9002 2009-05-21 Denis Chertykov <denisc@overta.ru>
9004 * doc/contrib.texi (Contributors): Add myself to the list.
9006 2009-05-27 Olivier Hainque <hainque@adacore.com>
9008 * expr.c (target_align): New function. Alignment the TARGET of an
9009 assignment may be assume to have.
9010 (highest_pow2_factor_for_target): Use it instead of relying on
9011 immediate tree attributes of TARGET, not necessarily honored when
9012 intermediate bitfields are involved.
9014 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
9017 * config/i386/driver-i386.c (host_detect_local_cpu): Support
9018 AVX, SSE4, AES, PCLMUL and POPCNT.
9020 2009-05-27 Diego Novillo <dnovillo@google.com>
9022 * tree-pretty-print.c (dump_location): New.
9023 (dump_generic_node): Call it.
9024 Factor code to handle BLOCK nodes ...
9025 (dump_block_node): ... here.
9027 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
9029 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
9031 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
9033 * gcc-plugin.h: Include config.h and system.h.
9034 (IN_GCC): Define if not defined.
9036 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
9039 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
9042 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
9044 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
9046 * config/m32r/m32r.h: Ditto.
9047 * config/m32r/m32r.md: Ditto.
9048 * config/m32r/predicates.md: Ditto.
9050 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
9052 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
9054 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
9057 (Loading plugins): typo.
9058 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
9059 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
9060 (Interacting with the GCC Garbage Collector): Added new section.
9061 (Giving information about a plugin): Added new section for
9063 * ggc.h (ggc_register_root_tab): Added declaration.
9064 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
9065 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
9066 (register_callback): Improved comment in declaration.
9067 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
9068 (extra_root_vec) Added static variable for dynamic roots registration.
9069 (ggc_register_root_tab) Added new routine.
9070 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
9071 PLUGIN_GGC_MARKING event.
9072 * ggc-zone.c: Include plugin.h.
9073 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
9074 * ggc-page.c: Include plugin.h.
9075 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
9076 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
9077 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
9078 (register_callback): check lack of callbacks for
9079 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
9080 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
9081 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
9082 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
9083 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
9084 dependency on plugin.h.
9085 (plugin.o): Added dependency on ggc.h...
9087 2009-05-26 Richard Guenther <rguenther@suse.de>
9091 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9092 with mismatched comparison modes.
9094 * expr.c (expand_expr_real_1): Expand the operand of a
9095 VIEW_CONVERT_EXPR in its natural mode.
9097 2009-05-26 Ian Lance Taylor <iant@google.com>
9099 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
9100 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
9101 (ALL_COMPILERFLAGS): Define.
9102 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
9103 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
9104 (collect2$(exeext), collect2.o): Likewise.
9105 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
9106 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
9107 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
9108 (libbackend.o, intl.o, cppdefault.o): Likewise.
9109 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
9110 (build/%.o): Use $(COMPILER_FOR_BUILD).
9111 (build/gen%$(build_exeext)): Likewise.
9112 (build/gcov-iov$(build_exeext)): LIkewise.
9113 * config/t-darwin (darwin.o): Use $(COMPILER).
9114 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
9115 * config/t-sol2 (sol2-c.o): Likewise.
9117 * config/t-vxworks (vxworks.o): Likewise.
9118 * config/x-darwin (host-darwin.o): Likewise.
9119 * config/x-hpux (host-hpux.o): Likewise.
9120 * config/x-linux (host-linux.o): Likewise.
9121 * config/x-solaris (host-solaris.o): Likewise.
9122 * config/alpha/x-alpha (driver-alpha.o): Likewise.
9123 * config/arm/t-arm (arm-c.o): Likewise.
9124 * config/arm/t-pe (pe.o): Likewise.
9125 * config/arm/t-wince-pe (pe.o): Likewise.
9126 * config/i386/t-cygming (winnt.o): Likewise.
9127 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
9128 * config/i386/t-cygwin (cygwin1.o): Likewise.
9129 (cygwin2.o): Likewise.
9130 * config/i386/t-i386 (i386-c.o): Likewise.
9131 * config/i386/t-interix (winnt.o): Likewise.
9132 * config/i386/t-netware (netware.o): Likewise.
9133 * config/i386/t-nwld (nwld.o): Likewise.
9134 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
9135 * config/i386/x-i386 (driver-i386.o): Likewise.
9136 * config/i386/x-cygwin (host-cygwin.o): Likewise.
9137 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
9138 * config/ia64/t-ia64 (ia64-c.o): Likewise.
9139 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
9140 * config/mips/x-native (driver-native.o): Likewise.
9141 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
9142 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
9143 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
9144 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
9145 * config/score/t-score-elf (score7.o): Likewise.
9146 (score3.o): Likewise.
9147 * config/sh/t-sh (sh-c.o): Likewise.
9148 * config/sh/t-symbian (sh-c.o): Likewise.
9149 (symbian.o): Likewise.
9150 * config/spu/t-spu-elf (spu-c.o): Likewise.
9151 * config/v850/t-v850 (v850-c.o): Likewise.
9152 * config/v850/t-v850e (v850-c.o): Likewise.
9154 2009-05-26 Richard Guenther <rguenther@suse.de>
9156 PR tree-optimization/40122
9157 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
9158 VECTOR_CSTs if possible.
9159 (fold_gimple_assign): Likewise.
9161 2009-05-26 Richard Guenther <rguenther@suse.de>
9164 * fold-const.c (fold_binary): Use the correct types for building
9167 2009-05-26 Richard Guenther <rguenther@suse.de>
9169 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
9170 redundant calls to merge_alias_info.
9171 (bump_vector_ptr): Likewise.
9172 * tree-ssa-copy.c (merge_alias_info): Remove.
9173 (replace_exp_1): Remove call to merge_alias_info.
9174 (propagate_tree_value): Likewise.
9175 (fini_copy_prop): Propagate points-to info.
9176 * tree-flow.h (merge_alias_info): Remove.
9178 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9180 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
9182 2009-05-25 Jan Hubicka <jh@suse.cz>
9184 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9185 * cgraph.h (struct inline_summary): New filed self_wize,
9186 size_inlining_benefit, self_time and time_inlining_benefit.
9187 (struct cgraph_global_info): Replace insns by time ans size fields.
9188 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9189 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9190 (ipcp_update_callgraph): Do not touch function bodies.
9191 * ipa-inline.c: Include except.h
9192 (MAX_TIME): New constant.
9193 (overall_insns): Remove.
9195 (overall_size, max_benefit): New static variables.
9196 (cgraph_estimate_time_after_inlining): New function.
9197 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9198 (cgraph_clone_inlined_nodes): Update size.
9199 (cgraph_mark_inline_edge): Update size.
9200 (cgraph_estimate_growth): Use size info.
9201 (cgraph_check_inline_limits): Check size.
9202 (cgraph_default_inline_p): Likewise.
9203 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9204 (cgraph_decide_recursive_inlining): Check size.
9205 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9207 (cgraph_decide_inlining): Likewise.
9208 (cgraph_decide_inlining_incrementally): Likewise; honor
9209 PARAM_EARLY_INLINING_INSNS.
9210 (likely_eliminated_by_inlining_p): New predicate.
9211 (estimate_function_body_sizes): New function.
9212 (compute_inline_parameters): Use it.
9213 * except.c (must_not_throw_labels): New function.
9214 * except.h (must_not_throw_labels): Declare.
9215 * tree-inline.c (init_inline_once): Kill inlining_weigths
9216 * tree-ssa-structalias.c: Avoid uninitialized warning.
9217 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9218 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9219 (PARAM_INLINE_CALL_COST): Remove.
9220 (PARAM_EARLY_INLINING_INSNS): New.
9222 2009-05-25 Richard Guenther <rguenther@suse.de>
9224 PR tree-optimization/36327
9225 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
9226 callback for reference translation or lookup at the point of may-defs.
9227 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
9228 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
9229 for union COMPONENT_REFs.
9230 (vn_reference_lookup_3): New callback. Lookup from memset
9231 and CONSTRUCTOR assignment, translate through struct copies.
9232 (vn_reference_lookup_pieces): Make sure to not free the
9233 passed operands array. Adjust walk_non_aliased_vuses call.
9234 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
9235 make sure we do not leak memory.
9237 2009-05-25 Richard Guenther <rguenther@suse.de>
9239 * tree-ssa-alias.h (dump_points_to_solution): Declare.
9240 * tree-inline.c (expand_call_inline): Reset the escaped and
9242 * tree-ssa-structalias.c (pass_build_ealias): New.
9243 * tree-pass.h (pass_build_ealias): Declare.
9244 * passes.c (init_optimization_passes): Add PTA during
9245 early optimizations.
9246 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
9247 and CALLUSED solutions.
9248 (dump_points_to_solution): New function, split out from ...
9249 (dump_points_to_info_for): ... here.
9250 * tree-parloops.c (parallelize_loops): Reset the escaped and
9253 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9256 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
9257 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
9259 2009-05-25 Ira Rosen <irar@il.ibm.com>
9261 PR tree-optimization/40238
9262 * tree-vect-stmts.c (vect_init_vector): Insert initialization
9263 statements after basic block's labels.
9264 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
9265 to free the allocated memory.
9267 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
9269 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
9270 return address with a USE.
9272 2009-05-24 Richard Guenther <rguenther@suse.de>
9275 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
9276 array type from the main variant of the inner type.
9278 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9280 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
9281 definition to bool (from int) to un-break build.
9282 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
9284 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
9286 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
9287 discard_stmt_changes): Delete.
9288 * tree-ssa-operands.c (scb_stack): Delete.
9289 (init_ssa_operands): Do not initialize it.
9290 (fini_ssa_operands): Do not free it.
9291 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
9293 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
9294 update_stmt, remove the others. Fix comments.
9295 * tree-dfa.c (optimize_stack_restore): Likewise.
9296 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
9297 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
9298 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
9299 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
9301 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
9302 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
9303 (dom_opt_finalize_block): Likewise, adjusting access to
9305 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
9306 (stmts_to_rescan): Change item type to gimple.
9307 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
9309 2009-05-24 Ira Rosen <irar@il.ibm.com>
9311 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
9312 * tree-pass.h (pass_slp_vectorize): New pass.
9313 * params.h (SLP_MAX_INSNS_IN_BB): Define.
9314 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
9315 * tree-vectorizer.c (timevar.h): Include.
9316 (user_vect_verbosity_level): Declare.
9317 (vect_location): Fix comment.
9318 (vect_set_verbosity_level): Update user_vect_verbosity_level
9319 instead of vect_verbosity_level.
9320 (vect_set_dump_settings): Add an argument. Ignore user defined
9321 verbosity if dump flags require higher level of verbosity. Print to
9322 stderr only for loop vectorization.
9323 (vectorize_loops): Update call to vect_set_dump_settings.
9324 (execute_vect_slp): New function.
9325 (gate_vect_slp): Likewise.
9326 (struct gimple_opt_pass pass_slp_vectorize): New.
9327 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
9329 (vec_info_for_bb): New function.
9330 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
9331 (VECTORIZATION_ENABLED): New macro.
9332 (SLP_ENABLED, SLP_DISABLED): Likewise.
9333 (vect_is_simple_use): Add bb_vec_info argument.
9334 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
9335 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
9336 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
9337 vect_schedule_slp, vect_analyze_slp): Likewise.
9338 (vect_analyze_stmt): Add slp_tree argument.
9339 (find_bb_location): Declare.
9340 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
9341 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
9342 (vect_analyze_loop_operations, vect_analyze_loop,
9343 get_initial_def_for_induction, vect_create_epilog_for_reduction,
9344 vect_finalize_reduction, vectorizable_reduction,
9345 vectorizable_live_operation, vect_transform_loop): Likewise.
9346 * tree-data-ref.c (dr_analyze_innermost): Update comment,
9347 skip evolution analysis if analyzing a basic block.
9348 (dr_analyze_indices): Likewise.
9349 (initialize_data_dependence_relation): Skip the test whether the
9350 object is invariant for basic blocks.
9351 (compute_all_dependences): Skip dependence analysis for data
9352 references in basic blocks.
9353 (find_data_references_in_stmt): Don't fail in case of invariant
9354 access in basic block.
9355 (find_data_references_in_bb): New function.
9356 (find_data_references_in_loop): Move code to
9357 find_data_references_in_bb and add a call to it.
9358 (compute_data_dependences_for_bb): New function.
9359 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
9360 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
9362 (vect_analyze_data_ref_dependence): Check for interleaving in case of
9363 unknown dependence in basic block and fail in case of dependence in
9365 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
9366 dependence instances from either loop or basic block vectorization
9368 (vect_compute_data_ref_alignment): Check if it is loop vectorization
9369 before calling nested_in_vect_loop_p.
9370 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
9371 dependence instances from either loop or basic block vectorization
9373 (vect_verify_datarefs_alignment): Likewise.
9374 (vect_enhance_data_refs_alignment): Adjust function calls.
9375 (vect_analyze_data_refs_alignment): Likewise.
9376 (vect_analyze_group_access): Fix printing. Skip different checks if
9377 DR_STEP is 0. Keep strided stores either in loop or basic block
9378 vectorization data structure. Fix indentation.
9379 (vect_analyze_data_ref_access): Fix comments, allow zero step in
9381 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
9382 dependence instances from either loop or basic block vectorization
9384 (vect_analyze_data_refs): Update comment. Call
9385 compute_data_dependences_for_bb to analyze basic blocks.
9386 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
9387 case of loop vectorization. In case of basic block vectorization use
9388 data-ref itself as a base.
9389 (vect_create_data_ref_ptr): In case of basic block vectorization:
9390 don't advance the pointer, add new statements before the current
9391 statement. Adjust function calls.
9392 (vect_supportable_dr_alignment): Support only aligned accesses in
9393 basic block vectorization.
9394 * common.opt (ftree-slp-vectorize): New flag.
9395 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
9396 (vect_pattern_recog_1): Likewise.
9397 * tree-vect-stmts.c (process_use): Likewise.
9398 (vect_init_vector): Add new statements in the beginning of the basic
9399 block in case of basic block SLP.
9400 (vect_get_vec_def_for_operand): Adjust function calls.
9401 (vect_finish_stmt_generation): Likewise.
9402 (vectorizable_call): Add assert that it is loop vectorization, adjust
9404 (vectorizable_conversion, vectorizable_assignment): Likewise.
9405 (vectorizable_operation): In case of basic block SLP, take
9406 vectorization factor from statement's type and skip the relevance
9407 check. Adjust function calls.
9408 (vectorizable_type_demotion): Add assert that it is loop
9409 vectorization, adjust function calls.
9410 (vectorizable_type_promotion): Likewise.
9411 (vectorizable_store): Check for outer loop only in case of loop
9412 vectorization. Adjust function calls. For basic blocks, skip the
9413 relevance check and don't advance pointers.
9414 (vectorizable_load): Likewise.
9415 (vectorizable_condition): Add assert that it is loop vectorization,
9416 adjust function calls.
9417 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
9418 that it is not reduction, get vector type, call only supported
9419 functions, skip loop specific parts.
9420 (vect_transform_stmt): Check for outer loop only in case of loop
9422 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
9423 (vect_is_simple_use): Fix comment, add new argument, fix conditions
9424 for external definition.
9425 * passes.c (pass_slp_vectorize): New pass.
9426 * tree-vect-slp.c (find_bb_location): New function.
9427 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
9428 check for patterns only in loops.
9429 (vect_build_slp_tree): Add argument, adjust function calls, fail in
9430 case of multiple types in basic block SLP.
9431 (vect_mark_slp_stmts_relevant): New function.
9432 (vect_supported_load_permutation_p): Fix comment.
9433 (vect_analyze_slp_instance): Add argument. In case of basic block
9434 SLP, take vectorization factor from statement's type, check that
9435 unrolling factor is 1. Adjust function call. Save SLP instance in
9436 either loop or basic block vectorization structure. Return FALSE,
9438 (vect_analyze_slp): Add argument. Get strided stores groups from
9439 either loop or basic block vectorization structure. Return FALSE
9440 if basic block SLP failed.
9441 (new_bb_vec_info): New function.
9442 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
9443 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
9444 (vect_schedule_slp): Add argument. Get SLP instances from either
9445 loop or basic block vectorization structure. Set vectorization factor
9446 to be 1 for basic block SLP.
9447 (vect_slp_transform_bb): New function.
9448 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
9450 2009-05-23 Mark Mitchell <mark@codesourcery.com>
9452 * final.c (shorten_branches): Do not align labels for jump tables.
9453 (final_scan_insn): Use JUMP_TABLE_DATA_P.
9455 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
9457 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
9458 Remove outdated reference to flow.c and fix nits.
9459 * doc/gccint.texi: Tweak RTL description.
9460 * doc/rtl.texi: Likewise.
9462 2009-05-23 Denis Chertykov <chertykov@gmail.com>
9464 * config/avr/avr.c: Change my email address.
9465 * config/avr/avr.h: Likewise.
9466 * config/avr/avr.md: Likewise.
9467 * config/avr/avr-protos.h: Likewise.
9468 * config/avr/libgcc.S: Likewise.
9470 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
9472 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
9473 (spu_split_load, spu_split_store): Change return type to int.
9474 (spu_split_convert): Declare.
9475 * config/spu/predicates.md (spu_mem_operand): Remove.
9476 (spu_mov_operand): Update.
9477 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
9478 * config/spu/spu.c (regno_aligned_for_load): Remove.
9479 (reg_aligned_for_addr, spu_expand_load): Define.
9480 (spu_expand_extv): Reimplement and handle MEM.
9481 (spu_expand_insv): Handle MEM.
9482 (spu_sched_reorder): Handle insn's with length 0.
9483 (spu_legitimate_address_p): Reimplement.
9484 (store_with_one_insn_p): Return TRUE for any mode with size
9485 larger than 16 bytes.
9486 (address_needs_split): Define.
9487 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
9489 (spu_convert_move): Define.
9490 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
9491 (spu_split_store): Change all MEM's to TImode.
9492 (spu_init_expanders): Preallocate registers that correspond to
9493 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
9495 (spu_split_convert): Define.
9496 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
9497 (_move<mode>, _movdi, _movti): Update predicate and condition.
9498 (load, store): Change to define_split.
9499 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
9501 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
9502 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
9503 define_insn_and_split of lshr<mode>3.
9504 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
9505 (<v>ashr<mode>3_imm): Define.
9506 (extv, extzv, insv): Allow MEM operands.
9507 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
9508 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
9509 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
9510 (_spu_convert2): Change to define_insn_and_split and remove the
9511 corresponding define_peephole2.
9512 (stack_protect_set, stack_protect_test, stack_protect_test_si):
9513 Change predicates to memory_operand.
9515 2009-05-22 Mark Mitchell <mark@codesourcery.com>
9517 * config/arm/thumb2.md: Add 16-bit multiply instructions.
9519 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9521 PR tree-optimization/40219
9522 * tree.c (iterative_hash_expr): Make sure the builtin function is
9523 a normal builtin function and not a front end or back end builtin
9524 before indexing into the built_in_decls array.
9526 2009-05-22 Richard Guenther <rguenther@suse.de>
9529 * alias.c (write_dependence_p): Do not use TBAA for answering
9530 anti-dependence or output-dependence.
9531 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
9532 (emit_pointer_definition): Remove.
9533 (emit_alias_warning): Likewise.
9534 (find_what_var_points_to): Remove TBAA pruning code.
9535 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
9537 (compute_points_to_sets): Remove code computing the set of
9538 dereferenced pointers.
9539 * tree-data-ref.c (dr_may_alias_p): Properly use the split
9540 oracle for querying anti and output dependencies.
9541 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
9542 if TBAA may be applied.
9543 (refs_anti_dependent_p): New function.
9544 (refs_output_dependent_p): Likewise.
9545 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
9546 (refs_output_dependent_p): Likewise.
9547 * doc/tree-ssa.texi (Memory model): New section.
9548 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
9549 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
9550 * cfgexpand.c (expand_gimple_basic_block): Do not handle
9551 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
9552 * expr.c (expand_expr_real_1): Likewise.
9553 * gimple-low.c (lower_stmt): Likewise.
9554 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
9555 (dump_gimple_cdt): Remove.
9556 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
9557 (gimple_size): Likewise.
9558 (walk_gimple_op): Likewise.
9559 (is_gimple_stmt): Likewise.
9560 (walk_stmt_load_store_addr_ops): Likewise.
9561 (gimple_build_cdt): Remove.
9562 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
9563 * gimple.h (gimple_cdt_new_type): Remove.
9564 (gimple_cdt_new_type_ptr): Likewise.
9565 (gimple_cdt_set_new_type): Likewise.
9566 (gimple_cdt_location): Likewise.
9567 (gimple_cdt_location_ptr): Likewise.
9568 (gimple_cdt_set_location): Likewise.
9569 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
9570 * tree-cfg.c (remove_useless_stmts_1): Do not handle
9571 GIMPLE_CHANGE_DYNAMIC_TYPE.
9572 (verify_types_in_gimple_stmt): Likewise.
9573 * tree-inline.c (estimate_num_insns): Likewise.
9574 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
9575 (copy_decl_to_var): Likewise.
9576 (copy_result_decl_to_var): Likewise.
9577 * tree-pretty-print.c (dump_generic_node): Do not handle
9578 CHANGE_DYNAMIC_TYPE_EXPR.
9579 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9580 * tree-ssa-operands.c (get_expr_operands): Likewise.
9581 * tree-ssa-structalias.c (struct variable_info): Remove
9582 no_tbaa_pruning member.
9583 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
9584 (unify_nodes): Do not copy it.
9585 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
9586 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
9587 (set_uids_in_ptset): Do not check it.
9588 (find_what_var_points_to): Likewise.
9589 (compute_tbaa_pruning): Remove.
9590 (compute_points_to_sets): Do not call it.
9591 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
9592 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
9593 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
9594 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
9595 (DECL_NO_TBAA_P): Likewise.
9596 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
9597 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
9598 (expand_omp_atomic_pipeline): Do not set it.
9599 * print-tree.c (print_node): Do not dump it.
9600 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
9603 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
9606 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
9609 2009-05-22 Mark Mitchell <mark@codesourcery.com>
9611 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
9614 2009-05-22 Ben Elliston <bje@au.ibm.com>
9616 * Makefile.in (bversion.h, s-bversion): New targets.
9617 (TOPLEV_H): Add bversion.h.
9618 * toplev.h: Include "bversion.h".
9619 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
9620 the __format__ attribute only if compiling with the same version
9621 of GCC as the sources (the "build version").
9623 2009-05-22 Ben Elliston <bje@au.ibm.com>
9625 * c-format.c (handle_format_attribute): Fix comment typo.
9627 2009-05-21 Steve Ellcey <sje@cup.hp.com>
9630 * config/ia64/ia64.opt (mfused-madd): New.
9631 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
9632 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
9633 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
9634 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
9635 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
9636 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
9637 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
9638 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
9639 instruction if !TARGET_FUSED_MADD.
9640 (fpma, fpms): Remove colon from name.
9642 2009-05-22 Richard Guenther <rguenther@suse.de>
9644 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
9645 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
9646 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
9648 (create_expression_by_pieces): Only convert if necessary.
9649 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
9650 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
9652 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
9654 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
9655 regular pattern from a template and rename it ...
9656 (*extzv_truncsi_exts): ... to this.
9658 2009-05-21 Richard Guenther <rguenther@suse.de>
9660 * cgraph.h (struct cgraph_node): Remove inline_decl member.
9661 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
9662 (cgraph_default_inline_p): Likewise.
9663 (cgraph_decide_inlining_incrementally): Likewise.
9665 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
9666 Uros Bizjak <ubizjak@gmail.com>
9668 * config/i386/cpuid.h (bit_MOVBE): New.
9670 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
9672 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
9673 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
9674 (ix86_handle_option): Handle OPT_mmovbe.
9675 (ix86_target_string): Add -mmovbe.
9676 (pta_flags): Add PTA_MOVBE.
9677 (processor_alias_table): Add PTA_MOVBE to "atom".
9678 (override_options): Handle PTA_MOVBE.
9680 * config/i386/i386.h (TARGET_MOVBE): New.
9682 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
9683 (*bswapsi_movbe): New.
9684 (*bswapdi_movbe): Likewise.
9685 (bswapdi2): Renamed to ...
9687 (bswapdi2): New expander.
9689 * config/i386/i386.opt (mmovbe): New.
9691 * doc/invoke.texi: Document -mmovbe.
9693 2009-05-21 Taras Glek <tglek@mozilla.com>
9695 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
9696 * gcc-plugin.h (plugin_init): Updated signature.
9697 * gcc-plugin.h (plugin_name_args): Moved to this header.
9698 * doc/plugins.texi (plugin_init): Updated documention to reflect
9700 * doc/plugins.texi (plugin_name_args): Added to documention.
9702 2009-05-21 Mark Mitchell <mark@codesourcery.com>
9704 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
9705 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
9707 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
9709 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
9710 JUMP_TABLE_DATA_P predicates where applicable.
9711 * config/i386/predicates.md: Ditto.
9712 * config/i386/sse.md: Ditto.
9714 2009-05-21 Jakub Jelinek <jakub@redhat.com>
9716 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
9717 operand2 -128 override length_immediate attribute to 1.
9718 * config/i386/predicates.md (constm128_operand): New predicate.
9720 * config/i386/i386.c (memory_address_length): Handle %r12
9721 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
9723 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
9724 mode look through optional ZERO_EXTEND and SUBREG.
9725 * config/i386/i386.md (R12_REG): New define_constant.
9726 (prefix_data16): For sse unit set also for MODE_TI insns.
9727 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
9728 insns set if operand 1 is ext_QIreg_operand.
9729 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
9730 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
9732 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
9733 mode from MODE_DI to MODE_SI.
9734 (movdi_1_rex64): Override modrm and length_immediate attributes
9735 only for movabs (TYPE_IMOV, alternative 2).
9736 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
9737 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
9738 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
9739 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
9740 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
9741 prefix_rex attribute if DImode.
9742 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
9743 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9744 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
9745 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
9746 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
9747 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
9748 Likewise. For TYPE_IMOV clear length_immediate attribute.
9749 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
9750 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
9751 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
9752 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9753 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
9754 or one operand TYPE_ISHIFT.
9755 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
9756 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
9757 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
9758 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
9759 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
9760 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
9761 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
9762 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
9763 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
9764 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
9765 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
9766 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
9767 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
9768 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
9769 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
9770 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
9771 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
9772 set mode attribute, don't override length attribute.
9773 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
9775 (return_internal_long): Set length attribute to 2 instead of 1.
9776 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
9777 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
9778 prefix_rex attribute.
9779 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
9781 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9783 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9785 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9787 2009-05-20 Ian Lance Taylor <iant@google.com>
9789 * tree.c (build_tree_list_vec_stat): New function.
9790 (ctor_to_vec): New function.
9791 (build_nt_call_vec): New function.
9792 (build_call_array): Change args to be a const pointer.
9793 (build_call_vec): New function.
9794 * tree.h (build_nt_call_vec): Declare.
9795 (build_tree_list_vec_stat): Declare.
9796 (build_tree_list_vec): Define.
9797 (build_call_array): Update declaration.
9798 (build_call_vec): Declare.
9799 (ctor_to_vec): Declare.
9800 * c-common.c (tree_vector_cache): New static variable.
9801 (make_tree_vector): New function.
9802 (release_tree_vector): New function.
9803 (make_tree_vector_single): New function.
9804 (make_tree_vector_copy): New function.
9805 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9806 (make_tree_vector_single, make_tree_vector_copy): Declare.
9807 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9808 (c_parser_expr_list): Don't manage cache here, instead call
9810 (c_parser_release_expr_list): Remove static function.
9811 (c_parser_vec_to_tree_list): Remove static function.
9812 (c_parser_attributes): Call build_tree_list_vec instead of
9813 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9814 c_parser_release_expr_list.
9815 (c_parser_postfix_expression_after_primary): Likewise.
9816 (c_parser_objc_keywordexpr): Likewise.
9818 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9820 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9821 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9822 TARGET_CONVERT_TO_TYPE.
9823 * hooks.c (hook_tree_const_tree_null): Define.
9824 * hooks.h (hook_tree_const_tree_null): Declare.
9825 * target.h (struct gcc_target): Add invalid_parameter_type,
9826 invalid_return_type, promoted_type, and convert_to_type fields.
9827 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9828 (TARGET_INVALID_RETURN_TYPE): Define.
9829 (TARGET_PROMOTED_TYPE): Define.
9830 (TARGET_CONVERT_TO_TYPE): Define.
9831 (TARGET_INITIALIZER): Update for new fields.
9832 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9833 (grokparms): Check targetm.invalid_parameter_type.
9834 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9835 * c-convert.c (convert): Check targetm.convert_to_type.
9837 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9839 * config/mips/mips.md (*extenddi_truncate<mode>,
9840 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9842 (*extendhi_truncateqi): New define_insn_and_sptit.
9844 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9847 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9848 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9850 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9852 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9853 the operand of VIEW_CONVERT_EXPR.
9855 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9857 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9858 extended family and model for Intel processors. Support Intel Atom.
9860 2009-05-20 Olivier Hainque <hainque@adacore.com>
9862 * gstab.h (stab_code_type): Define, to be used instead of the
9863 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9865 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9866 occurrences by stab_code_type.
9867 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9869 2009-05-20 Martin Jambor <mjambor@suse.cz>
9871 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9872 (sra_insert_before): Likewise.
9873 (sra_insert_after): Likewise.
9874 (sra_init_cache): Likewise.
9875 (sra_type_can_be_decomposed_p): Likewise.
9876 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9877 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9878 (sra_insert_before): Likewise.
9879 (sra_insert_after): Likewise.
9880 (sra_init_cache): Likewise.
9881 (insert_edge_copies_seq): Made static and moved upwards.
9883 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9886 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9888 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9889 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9892 2009-05-20 Richard Guenther <rguenther@suse.de>
9894 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9895 with mismatched comparison modes.
9897 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9899 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9900 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9901 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9902 with shifts for Thumb2.
9903 (orsi_notsi): New for orn.
9904 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9905 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9906 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9907 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9908 Don't invert remainder for IOR.
9910 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9912 PR tree-optimization/40087
9913 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9914 number_of_iterations_ne): Rename never_infinite argument.
9915 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9916 number_of_iterations_le): Handle pointer-type ivs when
9917 exit_must_be_taken is false.
9918 (number_of_iterations_cond): Do not always assume that
9919 exit_must_be_taken if the control variable is a pointer.
9921 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9923 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9924 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9926 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9928 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9929 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9931 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9934 * c.opt (Wlogical-op): Disabled by default.
9935 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9937 * doc/invoke.texi (Wlogical-op): Likewise.
9939 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9941 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9943 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9944 Propagate the type of the first operand.
9945 <ASSERT_EXPR>: Simplify.
9946 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9947 Rewrite using the RHS code as discriminant.
9948 <NOP_EXPR>: Turn into CASE_CONVERT.
9949 <PLUS_EXPR>: Propagate the type of the first operand.
9951 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9953 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9954 (ia64_dconst_0_375): New.
9955 * config/ia64/ia64.c (ia64_override_options): Remove
9956 -minline-sqrt-min-latency warning.
9957 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9958 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9959 * config/ia64/ia64.md (*sqrt_approx): Remove.
9960 (sqrtsf2): Remove #if 0.
9961 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9962 (sqrtdf): Remove assert.
9963 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9964 (sqrtxf2): Remove #if 0.
9965 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9966 * div.md (sqrt_approx_rf): New.
9967 (sqrtsf2_internal_thr): New implementation.
9968 (sqrtsf2_internal_lat): New.
9969 (sqrtdf2_internal_thr: New implementation.
9970 (sqrtxf2_internal): New implementation.
9972 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9973 Hans-Peter Nilsson <hp@axis.com>
9975 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9976 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9977 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9978 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9979 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9980 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9981 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9982 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9983 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9984 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9985 * c-common.c: ...from here.
9987 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9989 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9991 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9993 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9995 2009-05-19 Ben Elliston <bje@au.ibm.com>
9997 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9998 assignments with memcpy calls.
9999 (add_fdes): Likewise.
10000 (binary_search_unencoded_fdes): Likewise.
10001 (linear_search_fdes): Eliminate type puns.
10003 2009-05-19 Richard Guenther <rguenther@suse.de>
10005 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
10006 not falsely claim to have propagated into all uses.
10008 2009-05-19 Ben Elliston <bje@au.ibm.com>
10010 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
10013 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
10015 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
10016 * config/sh/sh.c (sh_legitimate_address_p): Make static.
10017 (TARGET_LEGITIMATE_ADDRESS_P): New.
10018 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10019 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
10021 2009-05-18 Dodji Seketeli <dodji@redhat.com>
10024 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
10025 child of the containing namespace's DIE.
10027 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
10029 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
10030 *zero_extendhi_truncqi): Move after the zero_extend patterns.
10031 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
10034 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
10037 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
10038 gen_align with gen_pad.
10039 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
10040 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
10042 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
10043 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
10045 * config/i386/i386.md (align): Renamed to ...
10046 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
10047 ASM_OUTPUT_MAX_SKIP_PAD.
10049 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
10051 * config.gcc: Fix variable syntax.
10054 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
10055 before calling exact_log2.
10056 (output_iorsi3): Likewise.
10057 (output_xorsi3): Likewise.
10059 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
10061 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
10062 for the none zero constant operand except for EQ and NE
10063 comprisons even when the first operand is R0.
10065 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
10067 * config/s390/2064.md: Remove trailing whitespaces.
10068 * config/s390/2084.md: Likewise.
10069 * config/s390/constraints.md: Likewise.
10070 * config/s390/fixdfdi.h: Likewise.
10071 * config/s390/libgcc-glibc.ver: Likewise.
10072 * config/s390/s390-modes.def: Likewise.
10073 * config/s390/s390-protos.h: Likewise.
10074 * config/s390/s390.c: Likewise.
10075 * config/s390/s390.h: Likewise.
10076 * config/s390/s390.md: Likewise.
10077 * config/s390/tpf-unwind.h: Likewise.
10079 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10081 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
10083 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10086 * configure.ac (m68k-*-*): Check if binutils support TLS.
10087 * configure: Regenerate.
10088 * config/m68k/predicates.md (symbolic_operand): Extend comment.
10089 * config/m68k/constraints.md (Cu): New constraint.
10090 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
10091 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
10092 (movsi): Handle TLS symbols.
10093 (addsi3_5200): Handle XTLS symbols, indent.
10094 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
10095 (m68k_tls_reference_p): Declare.
10096 (m68k_legitimize_address): Declare.
10097 (m68k_unwrap_symbol): Declare.
10098 * config/m68k/m68k.opt (mxtls): New option.
10099 * config/m68k/m68k.c (ggc.h): Include.
10100 (m68k_output_dwarf_dtprel): Implement hook.
10101 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10102 (m68k_expand_prologue): Load GOT pointer when function needs it.
10103 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
10104 (m68k_legitimate_constant_address_p): Same.
10105 (m68k_decompose_address): Handle TLS references.
10106 (m68k_get_gp): New static function.
10107 (enum m68k_reloc): New contants.
10108 (TLS_RELOC_P): New macro.
10109 (m68k_wrap_symbol): New static function.
10110 (m68k_unwrap_symbol): New function.
10111 (m68k_final_prescan_insn_1): New static function.
10112 (m68k_final_prescan_insn): New function.
10113 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
10115 (legitimize_pic_address): Handle TLS references..
10116 (m68k_tls_get_addr, m68k_get_tls_get_addr)
10117 (m68k_libcall_value_in_a0_p)
10118 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
10119 (m68k_call_m68k_read_tp): Helper variables and functions for ...
10120 (m68k_legitimize_tls_address): Handle TLS references.
10121 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
10123 (m68k_legitimize_address): Handle TLS symbols.
10124 (m68k_get_reloc_decoration): New static function.
10125 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
10127 (m68k_output_dwarf_dtprel): Implement hook.
10128 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
10129 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
10130 m68k_call_* routines.
10131 (sched_attr_op_type): Handle TLS symbols.
10132 (gt-m68k.h): Include.
10133 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
10134 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
10136 2009-05-18 Martin Jambor <mjambor@suse.cz>
10138 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
10139 (visit_store_addr_for_mod_analysis): New function.
10140 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
10141 (determine_cst_member_ptr): Use gimple_assign_single_p.
10142 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
10143 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
10144 operands. Don't check number of operands of a NOP_EXPR.
10146 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
10148 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
10150 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
10153 * c-common.c (warn_logical_operator): Don't warn if one of
10154 expression isn't always true or false.
10156 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
10158 * config/i386/biarch32.h: New file.
10159 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
10161 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
10163 * config/mips/mips.md (*zero_extend<mode>_trunchi,
10164 *zero_extend<mode>_truncqi): Merge these into ...
10165 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
10166 Name the pattern following this as *zero_extendhi_truncqi.
10168 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
10170 PR middle-end/39301
10171 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
10172 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
10173 (output_info): Make field HOST_WIDEST_INT.
10174 (print_statistics): Use HOST_WIDEST_INT_PRINT.
10175 (dump_bitmat_statistics): Same.
10177 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
10179 * config.gcc (use_gcc_stdint): Set to wrap.
10180 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
10181 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
10182 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10183 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
10184 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
10185 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
10186 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10187 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
10189 2009-05-16 Joseph Myers <joseph@codesourcery.com>
10191 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
10193 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
10194 Move definitions earlier.
10195 (OPT_ARCH64, OPT_ARCH32): Define.
10196 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
10199 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
10202 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
10205 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
10207 * arm.md (movdi2): Copy non-reg values to DImode registers.
10209 2009-05-16 Jakub Jelinek <jakub@redhat.com>
10212 * final.c (label_to_max_skip): New function.
10213 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
10214 CODE_LABEL_NUMBER <= max_labelno.
10215 * output.h (label_to_max_skip): New prototype.
10216 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
10217 (ix86_avoid_jump_mispredicts): ... this. Don't define if
10218 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
10219 Handle CODE_LABELs with >= 16 byte alignment or with
10220 max_skip == (1 << align) - 1.
10221 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
10222 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
10225 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
10226 .p2align 3 if MAX_SKIP is smaller than 7.
10227 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10229 2009-05-15 Ian Lance Taylor <iant@google.com>
10231 * alias.c (struct alias_set_entry_d): Rename from struct
10232 alias_set_entry. Change all uses.
10233 * except.c (struct call_site_record_d): Rename from struct
10234 call_site_record. Change all uses.
10235 * except.h (struct eh_region_d): Rename from struct eh_region.
10237 * gcse.c (struct hash_table_d): Rename from struct hash_table.
10239 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
10240 ivtype_map_elt. Change all uses.
10241 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
10243 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
10244 * graphite.h (struct name_tree_d): Rename from struct name_tree.
10246 (struct sese_d): Rename from struct sese. Change all uses.
10247 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
10248 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
10249 * optabs.h (struct optab_d): Rename from struct optab. Change all
10251 (struct convert_optab_d): Rename from struct convert_optab.
10253 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
10254 ipa_opt_pass. Change all uses.
10255 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
10258 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
10259 defined as a typedef.
10260 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
10263 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10266 * fold-const.c (make_range,build_range_check,merge_ranges): Move
10268 (merge_ranges): Returns bool.
10269 * tree.h (make_range): .. to here.
10270 (build_range_check): Likewise.
10271 (merge_ranges): Likewise. Renamed from merge_ranges.
10272 * c-typeck.c (parser_build_binary_op): Update calls to
10273 warn_logical_operator.
10274 * c-common.c (warn_logical_operator): Add new warning.
10275 * c-common.h (warn_logical_operator): Update declaration.
10277 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10279 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
10281 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10283 * doc/install.texi: Document MPC requirements, flags etc.
10285 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
10286 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
10287 Evaluate constant arguments.
10288 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
10289 (fold_builtin_1): Likewise, also evaluate constant arguments.
10290 Remove superfluous break.
10291 (do_mpc_ckconv): New.
10292 * real.h: Include mpc.h.
10293 * toplev.c (print_version): Output MPC version info if available.
10295 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10297 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
10299 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
10301 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
10304 2009-05-15 Jan Hubicka <jh@suse.cz>
10306 * doc/invoke.texi (max-early-inliner-iterations): New flag.
10307 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
10308 (try_inline): Fix return value.
10309 (cgraph_decide_inlining_incrementally): Honor new value.
10310 (cgraph_early_inlining): Handle indirect inlining.
10311 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
10313 2009-05-15 Jan Hubicka <jh@suse.cz>
10315 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
10316 * cgraphunit.c (cgraph_finalize_function): Set it.
10317 (cgraph_expand_function): Use it.
10319 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10321 * real.c (encode_ieee_half): Define.
10322 (decode_ieee_half): Define.
10323 (ieee_half_format): Define.
10324 (arm_half_format): Define.
10325 * real.h (ieee_half_format): Declare.
10326 (arm_half_format): Declare.
10328 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10330 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
10331 swapped, and reversed optabs exist before trying to use them.
10333 2009-05-15 Paul Brook <paul@codesourcery.com>
10334 Sandra Loosemore <sandra@codesourcery.com>
10336 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
10337 loads. Allow PRE_DEC.
10338 (output_move_neon): Handle PRE_DEC.
10339 (arm_print_operand): Add 'A' for neon structure loads.
10340 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
10341 * config/arm/neon.md (neon_mov): Update comment.
10342 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
10344 (Um): New constraint.
10346 2009-05-15 Jan Hubicka <jh@suse.cz>
10348 Revert the following patch until testsuite fallout is fixed:
10349 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10350 * cgraph.h (struct inline_summary): New filed self_wize,
10351 size_inlining_benefit, self_time and time_inlining_benefit.
10352 (struct cgraph_global_info): Replace insns by time ans size fields.
10353 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10354 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10355 (ipcp_update_callgraph): Do not touch function bodies.
10356 * ipa-inline.c: Include except.h
10357 (MAX_TIME): New constant.
10358 (overall_insns): Remove
10359 (overall_size, max_benefit): New static variables.
10360 (cgraph_estimate_time_after_inlining): New function.
10361 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10362 (cgraph_clone_inlined_nodes): Update size.
10363 (cgraph_mark_inline_edge): Update size.
10364 (cgraph_estimate_growth): Use size info.
10365 (cgraph_check_inline_limits): Check size.
10366 (cgraph_default_inline_p): Likewise.
10367 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10368 (cgraph_decide_recursive_inlining): Check size.
10369 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10371 (cgraph_decide_inlining): Likewise.
10372 (cgraph_decide_inlining_incrementally): Likewise; honor
10373 PARAM_EARLY_INLINING_INSNS.
10374 (likely_eliminated_by_inlining_p): New predicate.
10375 (estimate_function_body_sizes): New function.
10376 (compute_inline_parameters): Use it.
10377 * except.c (must_not_throw_labels): New function.
10378 * except.h (must_not_throw_labels): Declare.
10379 * tree-inline.c (init_inline_once): Kill inlining_weigths
10380 * tree-ssa-structalias.c: Avoid uninitialized warning.
10381 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10382 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10383 (PARAM_INLINE_CALL_COST): Remove.
10384 (PARAM_EARLY_INLINING_INSNS): New.
10386 2009-05-15 Richard Guenther <rguenther@suse.de>
10388 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
10389 not TODO_update_ssa.
10391 2009-05-15 Richard Guenther <rguenther@suse.de>
10393 PR tree-optimization/39999
10394 * gimple.h (gimple_expr_type): Use the expression type looking
10395 through useless conversions.
10396 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
10397 (vn_nary_op_insert_stmt): Likewise.
10398 (simplify_binary_expression): Likewise.
10400 2009-05-15 Richard Guenther <rguenther@suse.de>
10402 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
10403 New options, enabled by default.
10404 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
10406 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
10407 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
10408 * tree-ssa-structalias.c (gate_tree_pta): New function.
10409 (pass_build_alias): Use it.
10411 2009-05-15 Joseph Myers <joseph@codesourcery.com>
10413 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
10414 recurse on an invariant address if a conversion from a pointer
10415 type to a wider integer type is involved.
10417 2009-05-15 Jan Hubicka <jh@suse.cz>
10419 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10420 * cgraph.h (struct inline_summary): New filed self_wize,
10421 size_inlining_benefit, self_time and time_inlining_benefit.
10422 (struct cgraph_global_info): Replace insns by time ans size fields.
10423 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10424 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10425 (ipcp_update_callgraph): Do not touch function bodies.
10426 * ipa-inline.c: Include except.h
10427 (MAX_TIME): New constant.
10428 (overall_insns): Remove
10429 (overall_size, max_benefit): New static variables.
10430 (cgraph_estimate_time_after_inlining): New function.
10431 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10432 (cgraph_clone_inlined_nodes): Update size.
10433 (cgraph_mark_inline_edge): Update size.
10434 (cgraph_estimate_growth): Use size info.
10435 (cgraph_check_inline_limits): Check size.
10436 (cgraph_default_inline_p): Likewise.
10437 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10438 (cgraph_decide_recursive_inlining): Check size.
10439 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10441 (cgraph_decide_inlining): Likewise.
10442 (cgraph_decide_inlining_incrementally): Likewise; honor
10443 PARAM_EARLY_INLINING_INSNS.
10444 (likely_eliminated_by_inlining_p): New predicate.
10445 (estimate_function_body_sizes): New function.
10446 (compute_inline_parameters): Use it.
10447 * except.c (must_not_throw_labels): New function.
10448 * except.h (must_not_throw_labels): Declare.
10449 * tree-inline.c (init_inline_once): Kill inlining_weigths
10450 * tree-ssa-structalias.c: Avoid uninitialized warning.
10451 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10452 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10453 (PARAM_INLINE_CALL_COST): Remove.
10454 (PARAM_EARLY_INLINING_INSNS): New.
10455 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
10456 (inline-call-cost): Remove.
10457 (early-inlining-insns): New.
10459 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
10461 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
10463 (print_int_cst_bounds_in_octal_p): Likewise.
10464 (dbxout_type): Adjust calls to above functions. Be prepared to deal
10466 * dwarf2out.c (base_type_die): Likewise.
10467 (is_subrange_type): Delete.
10468 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
10469 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
10470 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
10471 if the destination type is boolean.
10472 (build_range_check): Do not special-case subtypes.
10473 (fold_sign_changed_comparison): Likewise.
10474 (fold_unary): Likewise.
10475 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
10476 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
10477 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
10478 * tree.c (subrange_type_for_debug_p): New predicate based on the
10479 former is_subrange_type.
10480 * tree.h (subrange_type_for_debug_p): Declare.
10481 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
10482 (convert_affine_scev): Remove call to above function.
10483 (chrec_convert_aggressive): Likewise.
10484 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
10485 false for conversions involving subtypes.
10486 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
10487 (vrp_val_min): Likewise.
10488 (needs_overflow_infinity): Likewise.
10489 (extract_range_from_unary_expr): Likewise.
10491 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
10493 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
10494 * config/frv/frv.c: Likewise.
10495 * config/s390/s390.c: Likewise.
10496 * config/sparc/sparc.h: Likewise.
10497 * config/i386/i386.h: Likewise.
10498 * config/i386/i386.c: Likewise.
10499 * config/crx/crx.c: Likewise.
10500 * config/m68hc11/m68hc11.h: Likewise.
10501 * config/iq2000/iq2000.c: Likewise.
10502 * config/mn10300/mn10300.h: Likewise.
10503 * config/mn10300/mn10300.c: Likewise.
10504 * config/m68k/m68k.c: Likewise.
10505 * config/rs6000/rs6000.c: Likewise.
10506 * config/rs6000/xcoff.h: Likewise.
10507 * config/rs6000/linux64.h: Likewise.
10508 * config/rs6000/sysv4.h: Likewise.
10509 * config/score/score3.c: Likewise.
10510 * config/score/score7.c: Likewise.
10511 * config/score/score.c: Likewise.
10512 * config/arm/arm.md: Likewise.
10513 * config/mips/mips.c: Likewise.
10514 * config/mips/mips.md: Likewise.
10515 * config/bfin/bfin.h: Likewise.
10516 * config/pa/pa.c: Likewise.
10517 * config/pa/constraints.md: Likewise.
10519 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
10520 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
10521 * config/pdp11/pdp11.h: Use memory_address_p instead.
10523 2009-05-14 Ian Lance Taylor <iant@google.com>
10525 * passes.c (finish_optimization_passes): Change i to int.
10526 * plugin.c (plugins_active_p): Change event to int.
10527 (dump_active_plugins): Likewise.
10528 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
10530 * tree.c (tree_range_check_failed): Change c to unsigned int.
10531 (omp_clause_range_check_failed): Likewise.
10532 (build_common_builtin_nodes): Change mode to int. Add cast.
10533 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
10534 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
10536 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
10537 ++ or -- with a variable of enum type.
10539 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10542 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
10544 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10546 * store-motion.c: Do not include params.h
10547 * Makefile.in: Fix dependencies for various files.
10549 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10551 * auto-inc-dec.c: Fix pass description, remove apparent
10552 accidental duplication.
10554 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
10556 PR middle-end/40147
10557 * ipa-utils.h (memory_identifier_string): Moved to ...
10558 * tree.h (memory_identifier_string): Here. Add GTY(()).
10560 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10562 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
10563 in the former documentation of...
10564 (GO_IF_LEGITIMATE_ADDRESS): ... this.
10565 * ira-conflicts.c (get_dup_num): Use address_operand.
10566 * targhooks.c (default_legitimate_address_p): New.
10567 * targhooks.h (default_legitimate_address_p): New.
10568 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
10570 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
10571 * target.h (struct target): Add legitimate_address_p.
10572 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
10573 (TARGET_INITIALIZER): Include it.
10575 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10576 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
10577 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
10578 (TARGET_LEGITIMATE_ADDRESS_P): New.
10580 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10581 (REG_OK_STRICT_P): Delete.
10582 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
10583 (frv_legitimate_address_p_1): ... this.
10584 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
10585 (frv_legitimate_address_p_1): ... the renamed old
10586 frv_legitimate_address_p.
10587 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
10588 (TARGET_LEGITIMATE_ADDRESS_P): New.
10590 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10591 * config/s390/s390-protos.h (legitimate_address_p): Remove.
10592 * config/s390/s390.c (legitimate_address_p): Rename to...
10593 (s390_legitimate_address_p): ... this, make static.
10594 (legitimize_address): Adjust call.
10595 (TARGET_LEGITIMATE_ADDRESS_P): New.
10596 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
10598 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10599 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
10600 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
10601 (TARGET_LEGITIMATE_ADDRESS_P): New.
10603 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10604 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
10605 * config/spu/spu.c (spu_legitimate_address): Rename to...
10606 (spu_legitimate_address_p): ... this, make static.
10607 (TARGET_LEGITIMATE_ADDRESS_P): New.
10609 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10610 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
10611 * config/sparc/sparc.c (legitimate_address_p): Rename to...
10612 (sparc_legitimate_address_p): ... this, make static and return bool.
10613 (legitimize_address): Adjust call.
10614 (TARGET_LEGITIMATE_ADDRESS_P): New.
10616 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10617 * config/i386/i386-protos.h (legitimate_address_p): Remove.
10618 * config/i386/i386.c (legitimate_address_p): Rename to...
10619 (ix86_legitimate_address_p): ... this, make static.
10620 (constant_address_p): Move after it, adjust call.
10621 (TARGET_LEGITIMATE_ADDRESS_P): New.
10623 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10624 * config/avr/avr-protos.h (legitimate_address_p): Remove.
10625 * config/avr/avr.c (legitimate_address_p): Rename to...
10626 (avr_legitimate_address_p): ... this, make static.
10627 (legitimize_address): Adjust call.
10628 (TARGET_LEGITIMATE_ADDRESS_P): New.
10630 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10631 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
10632 * config/crx/crx.c (crx_legitimate_address_p): Make static.
10633 (TARGET_LEGITIMATE_ADDRESS_P): New.
10635 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10636 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
10637 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
10638 (TARGET_LEGITIMATE_ADDRESS_P): New.
10640 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10641 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
10643 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
10645 (TARGET_LEGITIMATE_ADDRESS_P): New.
10647 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10648 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
10650 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
10652 (m68hc11_legitimate_address_p): ... this, make static.
10653 (go_if_legitimate_address_internal): Rename to...
10654 (m68hc11_legitimate_address_p_1): ... this.
10655 (legitimize_address): Adjust call.
10656 (TARGET_LEGITIMATE_ADDRESS_P): New.
10658 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10659 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
10660 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
10661 (TARGET_LEGITIMATE_ADDRESS_P): New.
10663 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10664 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
10665 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
10666 (mn10300_legitimate_address_p): ... this, make static.
10667 (TARGET_LEGITIMATE_ADDRESS_P): New.
10669 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10670 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
10671 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
10672 (TARGET_LEGITIMATE_ADDRESS_P): New.
10674 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10675 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
10676 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
10677 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10678 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
10679 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
10680 (rs6000_legitimate_address_p): ... this, make static.
10681 (TARGET_LEGITIMATE_ADDRESS_P): New.
10682 (REG_MODE_OK_FOR_BASE_P): Delete.
10683 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
10685 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10686 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
10688 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
10689 static, adjust types.
10690 (TARGET_LEGITIMATE_ADDRESS_P): New.
10692 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10693 * config/score/score.c (score_address_p): Rename to...
10694 (score_legitimate_address_p): ... this.
10695 (TARGET_LEGITIMATE_ADDRESS_P): New.
10696 * config/score/score3.c (score3_address_p): Rename to...
10697 (score3_legitimate_address_p): ... this.
10698 * config/score/score7.c (score7_address_p): Rename to...
10699 (score7_legitimate_address_p): ... this.
10701 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
10702 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
10703 GO_IF_LEGITIMATE_ADDRESS): Delete.
10704 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
10705 thumb2_legitimate_address_p): Delete.
10706 (arm_legitimate_address_p): Rename to...
10707 (arm_legitimate_address_outer_p): ... this.
10708 * config/arm/constraints.md ("Uq"): Adjust call.
10709 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
10710 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
10712 (arm_legitimate_address_outer_p): ... this.
10713 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
10715 (TARGET_LEGITIMATE_ADDRESS_P): New.
10717 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10718 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
10719 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
10720 (TARGET_LEGITIMATE_ADDRESS_P): New.
10722 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10723 * config/vax/vax-protos.h (legitimate_address_p): Remove.
10724 * config/vax/vax.c (legitimate_address_p): Rename to...
10725 (vax_legitimate_address_p): ... this, make static.
10726 (TARGET_LEGITIMATE_ADDRESS_P): New.
10728 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10729 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
10730 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
10731 (TARGET_LEGITIMATE_ADDRESS_P): New.
10733 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10734 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
10735 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
10736 (mmix_legitimate_address_p): ... this, make static.
10737 (TARGET_LEGITIMATE_ADDRESS_P): New.
10739 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10740 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
10741 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
10742 (TARGET_LEGITIMATE_ADDRESS_P): New.
10744 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10746 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
10747 of MODE_COMPLEX_INT.
10749 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10751 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
10752 LCT_NORMAL in function call.
10753 * mips-tdump.c (print_file_desc): Add cast to enum type.
10754 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
10755 (mark_stabs): Add casts to enum types.
10756 (parse_stabs_common): Add casts to enum types.
10758 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10760 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10761 Check for invalid values of LETTER.
10763 2009-05-13 Taras Glek <tglek@mozilla.com>
10765 * attribs.c (register_attribute): moved out attribute registration
10766 into register_attribute.
10767 * doc/plugins.texi: Documented register_attribute and
10769 * gcc-plugin.h: Added forward decl for register_attribute.
10770 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
10771 * plugin.c (register_callback, invoke_plugin_callbacks): Added
10772 PLUGIN_ATTRIBUTES boilerplate.
10774 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
10776 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
10777 values even in sentinel and empty entries.
10778 (ms_printf_flag_specs): Likewise.
10779 (ms_scanf_flag_specs): Likewise.
10780 (ms_strftime_flag_specs): Likewise.
10781 (ms_print_char_table): Likewise.
10782 (ms_scan_char_table): Likewise.
10783 (ms_time_char_table): Likewise.
10785 2009-05-13 Doug Kwan <dougkwan@google.com>
10787 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10789 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10791 * config/mips/mips.md (store): Add attributes for QI and HI.
10793 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10794 (truncdi<mode>2): ... this new pattern.
10796 2009-05-13 Brad Hards <bradh@kde.org>
10798 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10800 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10801 Ben Elliston <bje@au.ibm.com>
10803 PR middle-end/40035
10804 * dse.c (check_mem_read_rtx): Guard against width == -1.
10806 2009-05-13 Michael Matz <matz@suse.de>
10808 PR middle-end/39976
10809 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10810 (trivially_conflicts_p): New function.
10811 (insert_backedge_copies): Use it.
10813 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10815 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10816 (handle_stdc_pragma): Use new enum constant names.
10817 (handle_pragma_float_const_decimal64): Ditto.
10819 2009-05-13 Ian Lance Taylor <iant@google.com>
10821 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10824 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10826 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10827 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10829 * config/m68k/m68k.h (FL_UCLINUX): Define.
10831 2009-05-13 Jan Hubicka <jh@suse.cz>
10833 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10835 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10837 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10838 unless -fschedule-insns is specified.
10840 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10843 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10844 TARGET_EXPAND_CBRANCHDI4.
10845 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10846 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10847 (cmpeqdi): Fix comment.
10849 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10851 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10852 (sh_legitimate_address_p): Likewise.
10853 * config/sh/sh.c (sh_legitimate_index_p): New.
10854 (sh_legitimate_address_p): Likewise.
10855 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10856 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10857 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10858 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10859 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10860 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10861 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10862 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10863 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10865 2009-05-12 Jan Hubicka <jh@suse.cz>
10867 * tree-inline.c (estimate_operator_cost): Add operands;
10868 when division happens by constant, it is cheap.
10869 (estimate_num_insns): Loads and stores are not having cost of 0;
10870 EH magic stuff is cheap; when computing runtime cost of switch,
10871 use log2 base of amount of its cases; builtin_expect has cost of 0;
10872 compute cost for moving return value of call.
10873 (init_inline_once): Initialize time_based flags.
10874 * tree-inline.h (eni_weights_d): Add time_based flag.
10876 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10878 * df-core.c: Update head documentation.
10880 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10883 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10884 shadowing exisiting variable op1.
10886 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10889 * config/i386/driver-i386.c (processor_signatures): New enum.
10890 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10891 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10892 processor signature to detect geode processor.
10894 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10898 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10900 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10901 causes spurious differences between trunk and cond-optab branch.
10903 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10905 * dojump.c (compare_from_rtx): Delete.
10906 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10907 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10908 if the comparison does not satisfy the predicate; test predicates for
10909 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10910 further if one existing pattern fails.
10911 * expr.h (compare_from_rtx): Delete.
10912 (prepare_operand): Declare it.
10913 * optabs.c: Change "lib call" to "libcall" throughout.
10914 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10915 HAVE_conditional_trap, emit_cmp_insn): Delete.
10916 (can_compare_p): Delete cmp_optab case.
10917 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10918 Accept other parameters by value.
10919 (prepare_operand): Make non-static.
10920 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10921 other parameters by value. Try to widen operands here based on
10922 an optab_methods argument and looking at cbranch_optab.
10923 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10924 loop. Use cbranch_optab directly.
10925 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10926 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10928 (emit_conditional_move, emit_conditional_add): Inline what's needed
10929 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10930 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10931 with COMPARE. Move cmov_optab and cstore_optab above
10932 with cbranch_optab, move cmp_optab down with ucmp_optab,
10933 remove tst_otpab. Do not initialize trap_rtx.
10934 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10935 for trap code. Do not check HAVE_conditional_trap. Use
10936 prepare_cmp_insn. Accept no predicate for operand 3.
10937 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10938 (OTI_ctrap, ctrap_optab): New.
10939 (tst_optab): Delete.
10940 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10941 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10942 with lookup of ctrap_optab.
10943 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10945 (ctrap_optab): New.
10947 * combine.c (combine_simplify_rtx, simplify_set): Do not
10948 special case comparing against zero for cc0 machines.
10949 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10950 COMPARE on cc0 machines.
10951 (simplify_relational_operation): Return a new expression when
10952 a COMPARE could be removed.
10953 * final.c (final_scan_insn): Compare cc_status values
10954 against LHS of a (compare FOO (const_int 0)) cc0 source.
10955 Also check if cc_status.value is the full compare.
10957 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10958 (cstoreMM4): Document.
10959 (conditional_trap): Document ctrapMM4 instead.
10960 (sync_compare_and_swapMM): Refer to cbranchcc4.
10961 (Dependent Patterns): Eliminate obsolete information referring to
10962 the old jump optimization phase.
10963 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10964 of compares with 0 on cc0 machines.
10965 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10966 avoiding references to cc0. Remove text about storing operands
10968 * doc/tm.texi (Condition Codes): Include blurb on different
10969 condition code representations, separate into subsections for
10970 CC0, MODE_CC and conditional execution.
10972 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10973 alpha_emit_setcc): Accept operands and a machine mode.
10974 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10975 Get code/op0/op1 from operands, use machine mode argument
10976 instead of alpha_compare.fp_p. Emit the branch here.
10977 (alpha_emit_setcc): Likewise, and return boolean.
10978 (alpha_emit_conditional_move): Likewise. Assert that
10979 cmp_op_mode == cmp_mode, and simplify accordingly.
10980 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10981 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10982 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10984 (stack probe test): Use cbranchdi4.
10985 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10987 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10988 * config/arc/arc.h (movsicc, movsfcc): Use it.
10989 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10990 (cbranchsi4, cstoresi4): New.
10991 (cmpsi, bCC and sCC expanders): Remove.
10993 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10994 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10995 * config/arm/predicates.md (arm_comparison_operator): Only include
10996 floating-point operators if there is a hardware floating-point unit.
10997 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10998 deferring to cbranch_cc and cstore_cc respectively.
10999 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
11000 cbranch_cc, cstore_cc): New.
11001 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
11003 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
11005 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
11006 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
11008 (adjust_insn_length): Adjust calls.
11009 (avr_reorg): Handle (compare (foo) (const_int 0)).
11010 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
11011 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
11012 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
11013 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
11015 (cbranchqi4, cbranchhi4, cbranchsi4): New.
11016 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
11018 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
11019 (cbranchsi4, cstorebi4, cstoresi4): New.
11020 (movbisi): This insn is duplicate, split it to zero_extend.
11021 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
11022 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
11023 (bfin_optimize_loop): Use cbranch expander.
11024 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
11025 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
11026 (bfin_bimode_comparison_operator): ... this.
11027 (bfin_direct_comparison_operator): New.
11029 * config/cris/cris.c (cris_normal_notice_update_cc): Look
11030 inside (compare FOO (const_int 0)).
11031 (cris_rtx_costs): Handle ZERO_EXTRACT.
11032 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
11033 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
11034 (*tstdi_v32): Delete.
11035 (*cmpdi_non_v32): Add M alternative for operand 1.
11036 (cmpsi, cmp<mode>): Make private.
11037 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
11039 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
11041 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
11042 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
11043 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
11044 (cc_reg_operand): New.
11045 (any_cond): Delete.
11046 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
11047 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
11048 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
11049 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
11050 crx_expand_scond): Delete.
11052 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
11054 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
11055 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
11057 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
11058 cstoresi4, cstoresf4, cstoredf4): New.
11059 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
11060 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
11061 Receive the entire operands array.
11062 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
11063 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
11064 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
11065 Get test/op0/op1 from the operands array.
11066 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
11068 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
11069 (h8300_expand_store): New.
11070 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
11072 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
11073 (h8300_expand_store): New.
11074 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
11075 or do not try to produce (set (cc0) REG).
11076 (peepholes): Wrap arguments with COMPARE. Add a peephole to
11077 change a compare into a move to a scratch register. Disable some
11078 peepholes when comparing with zero.
11079 (tstsi, tsthi, tstsi, cmpqi): Make private.
11081 (bCC, sCC): Delete.
11082 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
11085 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
11086 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
11087 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
11088 (ix86_emit_i387_log1p): Use cbranchxf2.
11089 (ix86_expand_setcc): Return void.
11090 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
11091 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
11092 cmp<MODEF>, cmpcc): Remove.
11093 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
11094 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
11095 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
11096 (sCC and bCC expanders): Remove.
11097 (stack_protect_test): Use cbranchcc4.
11099 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
11101 (ia64_expand_compare): Accept three rtx by reference and return void.
11102 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
11103 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
11104 from *expr. Update *expr with the BImode comparison to do.
11105 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
11106 cmptf, bCC, sCC, conditional_trap): Delete.
11107 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
11108 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
11109 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
11110 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
11111 * config/ia64/predicates.md (ia64_cbranch_operator): New.
11113 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
11114 type of last argument.
11115 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
11116 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
11117 use machine mode argument instead of branch_type. Remove dead
11118 code for floating-point comparisons.
11119 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
11120 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
11122 (cbranchsi4, cstoresi4): New.
11123 * config/iq2000/predicates.md (reg_or_const_operand): New.
11125 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
11126 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
11127 (b<code>_op): Rewrite to...
11128 (bcc_op): ... this, using match_operator.
11129 (s<code>_op): Rewrite to...
11130 (scc_op): ... this, using match_operator.
11131 (s<code>_24_op): Rewrite to...
11132 (scc_op_24): ... this, using match_operator.
11133 (s<code>_<mode>): Rewrite to...
11134 (cstore<mode>4): ... this, using match_operator.
11135 (s<code>_<mode>_24): Rewrite to...
11136 (cstore<mode>4_24): ... this, using match_operator.
11137 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
11138 m32c_unpend_compare, m32c_expand_scc): Delete.
11139 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
11140 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
11141 (m32c_expand_movcc): Change NE to EQ if necessary.
11142 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
11144 * config/m32r/m32r-protos.h (gen_cond_store): New.
11145 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
11146 (gen_cond_store): New, from sCC patterns.
11147 (m32r_expand_block_move): Use cbranchsi4.
11148 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
11149 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
11150 (cbranchsi4, cstoresi4): New.
11152 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
11154 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
11155 (m68hc11_notice_update_cc): Look into a compare with 0.
11156 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
11158 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
11159 cmphi, cmpqi, bCC): Delete.
11160 (cbranchsi4, cbranchhi4, cbranchqi4): New.
11161 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
11162 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
11165 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
11166 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
11167 * config/m68k/constraints.md (H): New.
11168 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
11169 the define_insn below.
11170 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
11171 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
11172 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
11173 patterns): Wrap RHS with COMPARE.
11174 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
11175 (*cmpdi_internal): Name this pattern.
11176 (cmpdi): Change to define_insn.
11177 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
11178 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
11179 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
11181 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
11182 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
11183 (conditional_trap): Change to...
11184 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
11185 (*conditional_trap): Use the ordered_comparison_operator and
11186 const1_operand predicates.
11187 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
11188 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
11189 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
11190 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
11192 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
11193 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
11194 (mcore_gen_compare): New.
11195 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
11196 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
11197 (mcore_gen_compare): ... this.
11198 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
11199 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
11200 (stack probe pattern): Use cbranchsi4.
11202 * config/mips/predicates.md (mips_cstore_operator): New.
11203 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
11204 * config/mips/mips.md (any_cond): Delete.
11205 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
11207 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
11208 fixuns_truncsfdi2): Use cbranch patterns.
11209 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
11210 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
11211 Adjust call to mips_expand_conditional_branch.
11212 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
11214 * config/mips/mips-protos.h (mips_expand_conditional_branch,
11215 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
11216 * config/mips/mips.c (cmp_operands): Delete.
11217 (mips_emit_compare): Get comparison operands from *op0/*op1.
11218 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
11219 that it succeeds. Use op0/op1 instead of cmp_operands.
11220 (mips_expand_conditional_branch, mips_expand_conditional_move,
11221 mips_expand_conditional_trap): Likewise.
11222 (mips_block_move_loop): Use cbranch patterns.
11223 * config/mips/mips.h (cmp_operands): Delete.
11225 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
11226 (mmix_gen_compare_reg): Just return a register in the right CC mode.
11227 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
11228 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
11229 (*cmpcc_folded): Rename to...
11230 (*cmpdi_folded): this.
11231 (*cmpcc): Rename to...
11233 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
11236 (cbranchdf4): New. Handle invalid comparisons here.
11237 * config/mmix/predicates.md (float_comparison_operator): New.
11239 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
11240 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
11241 * config/mn10300/mn10300.md (tst): Delete.
11242 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
11243 Name these patterns and wrap RHS in a compare.
11244 (*cmpsi): Make this pattern private. Include tst.
11245 (*cmpsf): Make this pattern private.
11246 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
11247 (compare with zero peepholes): Likewise.
11249 (cbranchsi4, cbranchsf4): New.
11250 (casesi): Use cbranchsi4.
11252 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
11253 hppa_branch_type): Delete.
11254 (return_addr_rtx): Use cbranchsi4.
11255 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
11256 Emit CCFPmode comparison here.
11257 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
11258 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
11259 hppa_branch_type): Delete.
11260 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
11261 (movsicc, movdicc): Remove references to hppa_compare_op0,
11262 hppa_compare_op1 and compare_from_rtx.
11263 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
11264 (casesi): Use cbranchsi4.
11266 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
11267 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
11268 * config/pdp11/pdp11.md (register_or_const0_operand): New.
11269 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
11270 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
11272 (cbranchdf4, cbranchhi4, cbranchqi4): New.
11273 (*branch, *branch_inverted): New.
11275 * config/picochip/picochip.md (cbranchhi4): Use
11276 ordered_comparison_operator.
11277 (cmphi, bCC): Remove.
11279 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
11280 (trap_comparison_operator): Delete.
11281 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
11282 rs6000_emit_cbranch): Accept mode and operands.
11283 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
11284 rs6000_compare_fp_p): Delete.
11285 (rs6000_generate_compare): Accept mode and comparison. Extract code
11286 and op0/op1 from there. Replace references to rs6000_compare_op0
11287 and rs6000_compare_op1.
11288 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
11289 extract result from passed operands.
11290 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
11291 extract loc from passed operands.
11292 (rs6000_emit_cmove): Likewise.
11293 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
11294 rs6000_compare_fp_p): Delete.
11295 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
11296 (cbranch<GPR>4, cbranch<FP>4): New.
11297 (cstore<mode>4): New. Consolidate here all choices about when to use
11298 portable or specialized sCC sequences.
11299 (stack_protect_test): Use cbranchsi4.
11300 (conditional_trap): Replace with ctrap<GPR>4.
11301 (conditional trap insn): Replace trap_comparison_operator with
11302 ordered_comparison_operator.
11304 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
11305 (s390_emit_prologue): Use ctrap.
11306 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
11307 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
11308 New predicates replacing...
11309 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
11310 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
11311 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
11312 (add<mode>cc): Do not use s390_compare_op0/op1.
11313 (s<code>): Change to...
11314 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
11315 (seq): Change to...
11316 (cstorecc4): ... this. Handle EQ or NE equally.
11317 (*sne): Un-privatize for use in cstorecc4.
11318 (b<code>): Change to...
11319 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
11320 (conditional_trap): Replace with...
11321 (ctrap<GPR>4, ctrap<FP>4): ... these.
11322 (stack_protect): Use cbranchcc4.
11324 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
11325 * config/score/score-protos.h (score_gen_cmp): Delete.
11326 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
11327 (score_block_move-loop): Use cbranchsi4.
11328 * config/score/score.md (cbranchsi4): New.
11329 (cmpsi, bCC): Delete.
11330 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
11331 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
11332 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
11333 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
11334 * config/score/score3.h (score3_gen_cmp): Delete.
11335 * config/score/score7.h (score7_gen_cmp): Delete.
11337 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
11338 (sh_emit_scc_to_t): ... this. Return void.
11339 (from_compare): Rename to...
11340 (sh_emit_compare_and_branch): ... this.
11341 (sh_emit_compare_and_set): New.
11342 (sh_expand_t_scc): Accept operands.
11343 * config/sh/predicates.md (sh_float_comparison_operator): New.
11344 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
11345 (prepare_scc_operands): Rename to...
11346 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
11348 (sh_emit_cheap_store_flag): New.
11349 (sh_emit_set_t_insn): New.
11350 (from_compare): Rename to...
11351 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
11352 handling of TARGET_SH2E floating point to avoid recursive call.
11353 Generate branch here.
11354 (sh_emit_compare_and_set): New.
11355 (sh_expand_t_scc): Get op0/op1 from arguments.
11356 (sh_emit_cheap_store_flag): New.
11357 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
11359 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
11360 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
11361 (movsicc, movdicc): Do nothing when it recreated operands from
11362 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
11363 prepare_scc_operands (now sh_emit_scc_to_t).
11364 (udivdi3): Use cstoresi4.
11365 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
11366 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
11367 (cbranchint4_media, cbranchfp4_media): New.
11368 (casesi): Use cbranchdi4.
11369 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
11371 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
11372 (movnegt): Remove second operand.
11373 (cbranchsf4, cbranchdf4): New.
11374 (stack_protect): Use cbranchdi4/cbranchsi4.
11376 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
11377 (gen_compare_reg): Accept comparison, extract part of it to...
11378 (gen_compare_reg_1): ... this.
11379 (gen_compare_operator): Delete.
11380 (gen_v9_scc): Accept separate destination, comparison code and arms.
11381 Do not use sparc_compare_op0/sparc_compare_op1.
11382 (emit_scc_insn, emit_conditional_branch_insn): New.
11383 (emit_v9_brxx): Make static. Remove useless assertion.
11384 (sparc_emit_float_lib_cmp): Return RTL instead of calling
11386 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
11387 * config/sparc/sparc-protos.h (gen_compare_reg,
11388 sparc_emit_float_lib_cmp): Adjust prototype.
11389 (emit_scc_insn, emit_conditional_branch_insn): New.
11390 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
11391 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
11392 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
11393 iterators to the top.
11394 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
11395 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
11396 snedi_special_trunc): Delete.
11397 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
11398 and snedi_special_trunc.
11399 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
11400 cbranchdi4, cbranch<F:mode>4): New.
11401 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
11402 here. Use gen_compare_reg instead of gen_compare_operator.
11403 (conditional_trap): Replace with...
11404 (ctrapsi4, ctrapdi4): ... this.
11405 (stack_protect_test): Use cbranchcc4.
11407 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
11409 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
11410 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
11411 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
11412 from operands[0] or operands[3] depending on is_set.
11413 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
11414 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
11415 cmpdf, bCC), sCC: Remove.
11416 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
11417 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
11419 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
11420 spu_emit_branch_or_set.
11422 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
11424 * config/stormy16/stormy16.h (xstormy16_compare_op0,
11425 xstormy16_compare_op1): Delete.
11426 * config/stormy16/stormy16.c (xstormy16_compare_op0,
11427 xstormy16_compare_op1): Delete.
11428 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
11430 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
11431 (cmphi, cmpsi, bCC): Remove.
11433 * config/v850/v850.md (tstsi, cmpsi): Fold into...
11434 (*cmpsi): ... this one.
11435 (cbranchsi4, cstoresi4): New.
11436 (bCC expanders): Delete.
11437 (sCC insns): Fold into...
11438 (*setcc): ... this one.
11439 (casesi): Do not use gen_cmpsi and gen_bgtu.
11440 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
11441 (movsicc): Simplify.
11442 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
11444 * config/vax/vax-protos.h (cond_name): New.
11445 (vax_output_conditional_branch): Remove.
11446 * config/vax/vax.c (cond_name): New.
11447 (vax_output_conditional_branch): Remove.
11448 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
11449 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
11450 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
11451 (bit<VAXint>): Wrap source with (compare).
11452 (b<code> and following unnamed pattern): Rename to *branch and
11453 *branch_reversed. Change macroization to match_operator.
11454 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
11456 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
11457 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
11458 Change last argument to machine_mode.
11459 (xtensa_expand_scc): Add machine_mode argument.
11460 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
11461 (gen_conditional_move, xtensa_expand_conditional_branch,
11462 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
11463 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
11464 Adjust operand numbers.
11465 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
11467 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
11468 (cmpsi, cmpsf, b<code>, s<code>): Delete.
11469 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
11471 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
11473 * optabs.c (prepare_cmp_insn): Temporarily disable test that
11474 causes spurious differences between trunk and cond-optab branch.
11476 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
11479 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
11481 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
11483 * tree.c (iterative_hash_pointer): Delete.
11484 (iterative_hash_expr): Short-circuit handling of NULL pointer.
11485 Hash UIDs and versions of SSA names. Don't special-case built-in
11486 function declarations.
11488 2009-05-11 Ian Lance Taylor <iant@google.com>
11491 * graphite.c: Force -Wc++-compat to only be a warning before
11492 #including "cloog/cloog.h".
11494 2009-05-11 Martin Jambor <mjambor@suse.cz>
11496 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
11498 2009-05-11 Jan Hubicka <jh@suse.cz>
11500 * tree-ssa-loop-ivcanon.c: Include target.h
11501 (struct loop_size): new structure.
11502 (constant_after_peeling): New predicate.
11503 (tree_estimate_loop_size): New function.
11504 (estimated_unrolled_size): Rewrite for new estimates.
11505 (try_unroll_loop_completely): Use new estimates.
11506 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
11508 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11510 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
11511 libcpp interface change.
11512 (spu_macro_to_expand): Likewise.
11514 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
11516 PR tree-optimization/40026
11517 * gimplify.c (gimplify_init_constructor): Change initial conditional
11518 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
11519 optimize_compound_literals_in_ctor.
11521 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
11523 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
11525 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
11527 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
11529 * tree-vect-data-refs.c (vect_analyze_group_access): Use
11530 HOST_WIDE_INT for gap.
11532 2009-05-11 Ira Rosen <irar@il.ibm.com>
11534 PR tree-optimization/40074
11535 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
11536 account in group size and step comparison.
11538 2009-05-11 Richard Guenther <rguenther@suse.de>
11540 * passes.c (init_optimization_passes): Strip now incorrect comment.
11541 (execute_function_todo): Do not set PROP_alias.
11542 * tree-pass.h (PROP_alias): Remove.
11543 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
11544 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
11545 * tree-nrv.c (pass_return_slot): Likewise.
11546 * tree-object-size.c (pass_object_sizes): Likewise.
11547 * tree-ssa-dom.c (pass_dominator): Likewise.
11548 (pass_phi_only_cprop): Likewise.
11549 * tree-ssa-dse.c (pass_dse): Likewise.
11550 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
11551 (pass_cselim): Likewise.
11552 * tree-ssa-pre.c (pass_pre): Likewise.
11553 (pass_fre): Likewise.
11554 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
11555 * tree-ssa-sink.c (pass_sink_code): Likewise.
11556 * tree-stdarg.c (pass_stdarg): Likewise.
11557 * tree-tailcall.c (pass_tail_calls): Likewise.
11558 * tree-vrp.c (pass_vrp): Likewise.
11560 2009-05-10 Ian Lance Taylor <iant@google.com>
11562 * basic-block.h (enum profile_status): Break out of struct
11563 control_flow_graph.
11564 * cgraph.h (struct inline_summary): Break out of struct
11566 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
11567 of struct cgraph_order_sort.
11568 * combine.c (enum undo_kind): New enum, broken out of struct undo.
11569 * cse.c (struct branch_path): Break out of struct
11570 cse_basic_block_data.
11571 * except.h (enum eh_region_type): Break out of struct eh_region.
11572 * gcc.c (enum add_del): Break out of struct modify_target.
11573 * genrecog.c (enum decision_type): Break out of struct decision_test.
11574 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
11576 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
11577 * regmove.c (enum match_use): New enum, broken out of struct match.
11578 * sched-int.h (enum post_call_group): New enum, broken out of
11580 (struct deps_reg): Break out of struct deps.
11581 * target.h (struct asm_int_op): Break out of struct gcc_target.
11582 * tree-eh.c (struct goto_queue_node): Break out of struct
11584 * tree-inline.h (enum copy_body_cge_which): Break out of
11586 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
11588 * c-decl.c (in_struct, struct_types): New static variables.
11589 (pushtag): Add loc parameter. Change all callers.
11590 (lookup_tag): Add ploc parameter. Change all callers.
11591 (check_compound_literal_type): New function.
11592 (parser_xref_tag): Add loc parameter. Change all callers. If
11593 -Wc++-compat, warn about struct/union/enum types defined within a
11595 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
11596 and loc parameters. Change all callers. Change error calls to
11597 error_at, using loc. For a redefinition, if the location of the
11598 original definition is known, report it. Set in_struct and
11599 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
11600 (finish_struct): Add new parameters enclosing_in_struct and
11601 enclosing_struct_types. Change all callers. Set
11602 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
11603 in the struct. If in a struct, add this struct to struct_types.
11604 (start_enum): Add loc parameter. Change all callers. Use
11605 error_at for errors, using loc. For a redefinition, if the
11606 location of the original definition is known, report it. If in a
11607 struct, add this enum type to struct_types. If -Wc++-compat warn
11608 if in sizeof, typeof, or alignof.
11609 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
11610 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
11611 (c_parser_enum_specifier): Get enum location for start_enum.
11612 (c_parser_struct_or_union_specifier): Get struct location for
11613 start_struct. Save in_struct and struct_types status between
11614 start_struct and finish_struct.
11615 (c_parser_cast_expression): Get location of cast.
11616 (c_parser_alignof_expression): Get location of type.
11617 (c_parser_postfix_expression): Likewise.
11618 (c_parser_postfix_expression_after_paren_type): Add type_loc
11619 parameter. Change all callers. Call check_compound_literal_type.
11620 Use type_loc for error about variable size type.
11621 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
11622 of an enum constant from an enum type defined in a struct or union.
11623 (c_cast_expr): Add loc parameter. Change all callers. If
11624 -Wc++-compat, warn about defining a type in a cast.
11625 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
11626 (start_enum, start_struct, finish_struct): Update declarations.
11627 (parser_xref_tag, c_cast_expr): Update declarations.
11628 (check_compound_literal_type): Declare.
11630 2009-05-11 Ben Elliston <bje@au.ibm.com>
11632 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
11633 for recent libcpp interface change.
11634 (rs6000_macro_to_expand): Likewise.
11636 2009-05-10 Michael Matz <matz@suse.de>
11639 * config/arm/arm.c (require_pic_register): Emit on entry edge,
11640 not at entry of function.
11642 2009-05-10 Richard Guenther <rguenther@suse.de>
11644 PR tree-optimization/40081
11646 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11647 using the main variant of the element type. Do not fiddle with
11648 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11650 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
11651 structs with volatile fields.
11653 2009-05-10 Jan Hubicka <jh@suse.cz>
11655 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
11656 (estimate_move_cost): Assert that it does not get called for
11658 (estimate_num_insns): Skip VOID types in argument handling.
11659 (optimize_inline_calls): Delete unreachable blocks and verify that
11660 callgraph is valid.
11662 2009-05-10 Jan Hubicka <jh@suse.cz>
11664 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
11665 * cgraph.c (cgraph_mark_address_taken_node): New function.
11666 (dump_cgraph_node): Dump new flag.
11667 * cgraph.h (struct cgraph_node): Add address_taken.
11668 (cgraph_mark_address_taken_node): New function.
11669 * ipa.c (cgraph_postorder): Prioritize functions with address taken
11670 since new direct calls can be born.
11672 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11674 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
11675 tok->val.node.node.
11677 2009-05-10 Jan Hubicka <jh@suse.cz>
11679 PR middle-end/40084
11680 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
11682 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
11683 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
11684 * tree-inline.c (copy_bb): Set frequency correctly.
11685 (fold_marked_statements): Update call to
11686 cgraph_update_edges_for_call_stmt.
11688 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11690 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
11691 identifiers in diagnostics.
11692 * config/arm/arm.c (arm_handle_fndecl_attribute,
11693 arm_handle_isr_attribute): Likewise.
11694 * config/avr/avr.c (avr_handle_progmem_attribute,
11695 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
11696 * config/bfin/bfin.c (handle_int_attribute,
11697 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
11698 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
11699 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
11701 * config/darwin.c (darwin_handle_kext_attribute,
11702 darwin_handle_weak_import_attribute): Likewise.
11703 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
11704 h8300_handle_eightbit_data_attribute,
11705 h8300_handle_tiny_data_attribute): Likewise.
11706 * config/i386/i386.c (ix86_handle_cconv_attribute,
11707 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
11708 * config/i386/winnt.c (ix86_handle_shared_attribute,
11709 ix86_handle_selectany_attribute): Likewise.
11710 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
11711 * config/m32c/m32c.c (function_vector_handler): Likewise.
11712 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
11713 m68hc11_handle_fntype_attribute): Likewise.
11714 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
11715 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
11716 * config/mips/mips.c (mips_insert_attributes,
11717 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
11718 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
11719 rs6000_handle_struct_attribute): Likewise.
11720 * config/sh/sh.c (sh_insert_attributes,
11721 sh_handle_resbank_handler_attribute,
11722 sh_handle_interrupt_handler_attribute,
11723 sh2a_handle_function_vector_handler_attribute,
11724 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
11726 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
11727 * config/spu/spu.c (spu_handle_fndecl_attribute,
11728 spu_handle_vector_attribute): Likewise.
11729 * config/stormy16/stormy16.c
11730 (xstormy16_handle_interrupt_attribute): Likewise.
11731 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
11732 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
11734 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11736 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
11737 (pp_translate_identifiers): New.
11738 (pp_identifier): Only conditionally translate identifier to locale
11740 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
11741 (pp_base_tree_identifier): Only conditionally translate identifier
11742 to locale character set.
11743 * c-pretty-print.c (M_): Define.
11744 (pp_c_type_specifier, pp_c_primary_expression): Mark English
11745 fragments for conditional translation with M_.
11746 * tree-pretty-print.c (maybe_init_pretty_print): Disable
11747 identifier translation.
11749 2009-05-10 Richard Guenther <rguenther@suse.de>
11751 PR tree-optimization/40081
11752 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11753 using the main variant of the element type. Do not fiddle with
11754 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11756 2009-05-09 Jan Hubicka <jh@suse.cz>
11758 PR middle-end/40080
11759 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11760 indirect calls; verify cgraph afterwards.
11762 2009-05-09 Jan Hubicka <jh@suse.cz>
11765 * ipa.c (update_inlined_to_pointer): New function.
11766 (cgraph_remove_unreachable_nodes): Use it.
11768 2009-05-09 Jan Hubicka <jh@suse.cz>
11770 * tree-eh.c (struct leh_state): Remove prev_try.
11771 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
11772 not track prev_try.
11773 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
11774 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
11775 remove_eh_handler_and_replace, foreach_reachable_handler,
11776 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
11777 * except.h (struct eh_region): Remove eh_region_u_cleanup.
11778 (gen_eh_region_cleanup): Update prototype.
11780 2009-05-09 Jan Hubicka <jh@suse.cz>
11782 PR middle-end/40043
11783 * except.c (copy_eh_region): Always set prev_try.
11784 (redirect_eh_edge_to_label): Find outer try.
11785 (foreach_reachable_handler): When looking for prev try
11786 handle case where previous try is not going to be taken.
11788 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11790 PR tree-optimization/40049
11791 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11792 only vector/vector shifts, convert the type of the constant to the
11793 appropriate type to avoid building incorrect trees, which
11794 eventually have problems with garbage collection.
11796 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11798 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11799 -1 for complex floating-point types if honoring signed zeros.
11801 2009-05-08 Jan Hubicka <jh@suse.cz>
11803 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11804 argument; handle correctly when profile is absent.
11805 (build_cgraph_edges): Update.
11806 (rebuild_cgraph_edges): Update.
11807 * cgraph.c: Do not include varray.h.
11808 (cgraph_set_call_stmt_including_clones): New function.
11809 (cgraph_create_edge_including_clones): Likewise
11810 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11811 (cgraph_update_edges_for_call_stmt): Handle clones.
11812 (cgraph_remove_node): Handle clone tree.
11813 (cgraph_remove_node_and_inline_clones): New function.
11814 (dump_cgraph_node): Dump clone tree.
11815 (cgraph_clone_node): Handle clone tree.
11816 (clone_function_name): Bring here from tree-inline.c.
11817 (cgraph_create_virtual_clone): New function.
11818 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11819 (cgraph_clone_info): New function.
11820 (strut cgraph_node): Add clone_info and new clone tree pointers.
11821 (cgraph_remove_node_and_inline_clones,
11822 cgraph_set_call_stmt_including_clones,
11823 cgraph_create_edge_including_clones,
11824 cgraph_create_virtual_clone): Declare.
11825 (cgraph_function_versioning): Use VEC argument.
11826 (compute_call_stmt_bb_frequency): Update prototype.
11827 (cgraph_materialize_all_clones): New function.
11828 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11829 (ipcp_create_replace_map): Update to VECtors.
11830 (ipcp_update_callgraph): Use virtual clones.
11831 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11832 (ipcp_update_profiling): Do not update local profiling.
11833 (ipcp_insert_stage): Use VECtors and virtual clones.
11834 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11835 (clone_of_p): New function.
11836 (cgraph_preserve_function_body_p): Use clone tree.
11837 (cgraph_optimize): Materialize clones.
11838 (cgraph_function_versioning): Update for VECtors.
11839 (save_inline_function_body): Use clone tree.
11840 (cgraph_materialize_clone): New function.
11841 (cgraph_materialize_all_clones): Likewise.
11842 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11843 * ipa.c: Include gimple.h.
11844 (cgraph_remove_unreachable_nodes): Use clone tree.
11845 * ipa-prop.c (ipa_note_param_call): Update call to
11846 compute_call_stmt_bb_frequencycall.
11847 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11848 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11849 (copy_bb): Handle updating of clone tree; add new edge when new call
11851 (expand_call_inline): Be strict about every call having edge.
11852 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11853 (delete_unreachable_blocks_update_callgraph): New function.
11854 (tree_function_versioning): Use VECtors; always remove unreachable
11855 blocks and fold conditionals.
11856 * tree-inline.h: Do not include varray.h.
11857 (tree_function_versioning): Remove.
11858 * Makefile.in (GTFILES): Remove tree-inline.c
11859 * passes.c (do_per_function): Do only functions having body.
11860 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11863 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11864 Andrew Morrow <acm@google.com>
11867 * c-common.c (c_common_attribute_table): Permit deprecated
11868 attribute to take an optional argument.
11869 (handle_deprecated_attribute): If the optional argument to
11870 __attribute__((deprecated)) is not a string ignore the attribute
11871 and emit a warning.
11873 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11874 * c-typeck.c (build_component_ref): Likewise.
11875 (build_external_ref): Likewise.
11877 * toplev.c (warn_deprecated_use): Add an attribute argument.
11878 Emit the message associated with __attribute__((deprecated)).
11880 * toplev.h (warn_deprecated_use): Updated.
11882 * doc/extend.texi: Document new optional parameter to
11883 __attribute__((deprecated))
11885 2009-05-08 Michael Eager <eager@eagercon.com>
11887 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11888 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11890 2009-05-08 Richard Guenther <rguenther@suse.de>
11892 PR tree-optimization/40062
11893 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11894 Avoid exponential behavior.
11896 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11898 PR rtl-optimization/33928
11900 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11901 process_uses, build_single_def_use_links): New.
11902 (update_df): Update use_def_ref.
11903 (forward_propagate_into): Use get_def_for_use instead of use-def
11905 (fwprop_init): Call build_single_def_use_links and let it initialize
11907 (fwprop_done): Free use_def_ref.
11908 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11909 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11910 df_rd_simulate_one_insn): New.
11911 (df_rd_bb_local_compute_process_def): Update head comment.
11912 (df_chain_create_bb): Use the new RD simulation functions.
11913 * df.h (df_rd_simulate_artificial_defs_at_top,
11914 df_rd_simulate_one_insn): New.
11915 * opts.c (decode_options): Enable fwprop at -O1.
11916 * doc/invoke.texi (-fforward-propagate): Document this.
11918 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11921 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11922 and one complex operand specially.
11923 * tree-complex.c (some_nonzerop): Do not identify a real value as
11924 zero if flag_signed_zeros.
11926 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11928 PR rtl-optimization/33928
11929 * loop-invariant.c (record_use): Fix && vs. || mishap.
11931 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11933 PR rtl-optimization/33928
11934 * loop-invariant.c (struct use): Add addr_use_p.
11935 (struct def): Add n_addr_uses.
11936 (struct invariant): Add cheap_address.
11937 (create_new_invariant): Set cheap_address.
11938 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11939 (record_uses): Pass df_ref to record_use.
11940 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11943 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11945 * config/sh/sh.c: Do not include c-pragma.h.
11947 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11949 * config/spu/spu.c: Remove include of c-common.h.
11951 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11954 * c-common.h (mark_valid_location_for_stdc_pragma,
11955 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11956 clear_float_const_decimal64, float_const_decimal64_p): New.
11957 * c.opt (Wunsuffixed-float-constants): New.
11958 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11959 unsuffixed float constant, handle new warning.
11960 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11961 * c-decl.c (c_scope): New flag float_const_decimal64.
11962 (set_float_const_decimal64, clear_float_const_decimal64,
11963 float_const_decimal64_p): New.
11964 (push_scope): Set new flag.
11965 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11966 to use STDC pragmas.
11967 (c_parser_external_declaration): Ditto.
11968 (c_parser_compound_statement_nostart): Ditto.
11969 * c-pragma.c (valid_location_for_stdc_pragma,
11970 mark_valid_location_for_stdc_pragma,
11971 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11972 handle_pragma_float_const_decimal64): New.
11973 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11974 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11975 set_float_const_decimal64, clear_float_const_decimal64,
11976 float_const_decimal64_p): New dummy functions.
11977 * doc/extend.texi (Decimal Float): Remove statement that the
11978 pragma, and suffix for double constants, are not supported.
11979 * doc/invoke.texi (Warning Options): List new option.
11980 (-Wunsuffixed-float-constants): New.
11982 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11984 * config/i386/i386.c: Do not include c-common.h.
11986 2009-05-07 Mark Heffernan <meheff@google.com>
11988 * doc/invoke.texi (Debugging Options): Document change of debugging
11990 * opts.c (decode_options): Make dump_base_name relative to
11991 aux_base_name directory.
11993 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11995 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11996 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11998 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
12000 * Makefile.in (install-plugin): Simplify a bit.
12002 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
12004 * Makefile.in (OBJS-common): Add regcprop.o.
12006 * timevar.def (TV_CPROP_REGISTERS): New.
12007 * regrename.c (regrename_optimize): Return 0.
12008 (rest_of_handle_regrename): Delete.
12009 (pass_rename_registers): Point to regrename_optimize.
12010 (struct value_data_entry, struct value_data,
12011 kill_value_one_regno, kill_value_regno, kill_value,
12012 set_value_regno, init_value_data, kill_clobbered_value,
12013 kill_set_value, kill_autoinc_value, copy_value,
12014 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
12015 replace_oldest_value_reg, replace_oldest_value_addr,
12016 replace_oldest_value_mem, copyprop_hardreg_forward_1,
12017 debug_value_data, validate_value_data): Move...
12018 * regcprop.c: ... here.
12019 (rest_of_handle_cprop): Delete.
12020 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
12022 2009-05-07 Jakub Jelinek <jakub@redhat.com>
12024 PR middle-end/40057
12025 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
12026 GEN_INT for 1 << bitnum.
12027 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
12028 build_int_cst_type.
12030 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
12032 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
12033 Remove wrong description of "nand" operation.
12035 2009-05-06 Richard Guenther <rguenther@suse.de>
12036 Adam Nemet <anemet@caviumnetworks.com>
12038 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
12039 comment. Add that if LHS is not a gimple register, then RHS1 has
12040 to be a single object (GIMPLE_SINGLE_RHS).
12042 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
12044 * expr.c (get_def_for_expr): Move it up in the file.
12045 (store_field): When expanding a bit-field store, look at the
12046 defining gimple stmt for the masking conversion.
12048 2009-05-06 Janis Johnson <janis187@us.ibm.com>
12050 PR middle-end/39986
12051 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
12052 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
12053 32-bit memcpy into long.
12055 2009-05-06 Jakub Jelinek <jakub@redhat.com>
12057 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
12058 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
12060 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
12061 instead of appending DW_OP_deref*.
12063 2009-05-06 Michael Matz <matz@suse.de>
12065 PR middle-end/40021
12066 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
12067 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
12069 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
12071 * Makefile.in (install-plugin): Fix srcdir handling.
12073 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
12075 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
12076 when processing for not_regs_needed bitmap.
12077 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
12078 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
12079 handling it for rhs.
12081 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12083 * config/i386/i386.md (unnamed inc/dec peephole): Use
12084 optimize_insn_for_size_p instead of optimize_size.
12085 * config/i386/predicates.md (incdec_operand): Likewise.
12086 (aligned_operand): Likewise.
12087 * config/i386/sse.md (divv8sf3): Likewise.
12088 (sqrtv8sf2): Likewise.
12090 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12092 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
12094 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
12096 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12098 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
12099 ssemodesuffixf2c with avxmodesuffixf2c.
12101 2009-05-06 Joseph Myers <joseph@codesourcery.com>
12104 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
12106 2009-05-05 Jakub Jelinek <jakub@redhat.com>
12108 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
12109 (struct tree_base): Adjust spacing for 8 bit boundaries.
12110 (struct tree_decl_common): Add decl_by_reference_flag bit.
12111 (DECL_BY_REFERENCE): Adjust.
12112 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
12113 print DECL_BY_REFERENCE bit.
12114 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
12115 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
12116 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
12117 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
12120 PR middle-end/39666
12121 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
12122 range of the type, but default label is missing, add it with one
12123 of the existing labels instead of adding a new label for it.
12125 2009-05-05 Joseph Myers <joseph@codesourcery.com>
12129 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
12131 * Makefile.in (enable_plugin, plugin_includedir): New.
12132 (install): Depend on install-plugin.
12133 (PLUGIN_HEADERS): New.
12134 (install-plugin): New.
12135 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
12137 2009-05-05 Richard Guenther <rguenther@suse.de>
12139 PR tree-optimization/40022
12140 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
12142 (phivn_valid_p): Fix tuplification error, simplify.
12143 (phiprop_insert_phi): Add dumps.
12144 (propagate_with_phi): Simplify.
12146 2009-05-05 Richard Guenther <rguenther@suse.de>
12148 PR middle-end/40023
12149 * builtins.c (gimplify_va_arg_expr): Properly build the address.
12151 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
12153 * tree.h (strip_float_extensions): Remove duplicate declaration.
12154 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
12155 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
12156 block_ultimate_origin): Rearrange the declarations line to match the
12157 comment that indicates the .c file which the functions are defined.
12158 (dwarf2out_*, set_decl_rtl): Add comment.
12159 (get_base_address): Adjust comment.
12160 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
12161 declarations line and add comment.
12162 (is_builtin_name): Add blank after function name, for clarity.
12164 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12166 * attribs.c (decl_attributes): Use %qE for identifiers in
12168 * cgraphunit.c (verify_cgraph_node): Translate function names to
12169 locale character set in diagnostics.
12170 * coverage.c (get_coverage_counts): Use %qE for identifiers in
12172 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
12173 Document that functions are named in UTF-8.
12174 * expr.c (expand_expr_real_1): Translate function names to locale
12175 character set in diagnostics.
12176 * gimplify.c (omp_notice_variable, omp_is_private,
12177 gimplify_scan_omp_clauses): Use %qE for identifiers in
12179 * langhooks.c (lhd_print_error_function): Translate function names
12180 to locale character set.
12181 * langhooks.h (decl_printable_name): Document that return value is
12182 in internal character set.
12183 * stmt.c: Include pretty-print.h
12184 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
12186 (resolve_operand_name_1): Translate named operand name to locale
12188 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
12190 * toplev.c (announce_function): Translate function names to locale
12192 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
12193 (default_tree_printer): Use pp_identifier or translate identifiers
12194 to locale character set. Mark "<anonymous>" for translation.
12195 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
12196 for identifiers in diagnostics.
12197 * tree.c (handle_dll_attribute): Use %qE for identifiers in
12199 * varasm.c (output_constructor): Use %qE for identifiers in
12202 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
12204 * configure.ac: use ` ` instead of $()
12205 * configure: Regenerate.
12207 2009-05-05 Ben Elliston <bje@au.ibm.com>
12209 * config/pa/linux-atomic.c: Eliminate conditional include of
12210 errno.h on non-LP64 systems to simplify build requirements.
12212 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12214 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
12216 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
12217 and pass value to identifier_to_locale.
12218 (warn_variable_length_array): Make name a tree.
12219 (grokdeclarator): Separate diagnostic texts for named and unnamed
12220 declarators. Use %qE for named declarators.
12221 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
12223 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
12224 identifiers in diagnostics.
12225 * c-typeck.c (push_member_name, start_init): Pass identifiers to
12226 identifier_to_locale. Mark "anonymous" strings for translation.
12228 2009-05-04 Michael Eager <eager@eagercon.com>
12230 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
12231 address for DImode/DFmode only if double-precision FP regs.
12233 2009-05-04 Michael Eager <eager@eagercon.com>
12235 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
12236 TARGET_SINGLE_FLOAT check.
12238 2009-05-04 Michael Eager <eager@eagercon.com>
12240 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
12242 2009-05-04 Michael Eager <eager@eagercon.com>
12244 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
12245 * config/rs6000/t-xilinx: New
12247 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
12249 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
12250 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
12251 * gcc/explow.c (memory_address): Use target hook.
12252 * gcc/targhooks.c (default_legitimize_address): New.
12253 * gcc/targhooks.h (default_legitimize_address): New.
12254 * gcc/target.h (legitimize_address): New.
12255 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
12256 (TARGET_INITIALIZER): Include it.
12257 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
12259 * config/bfin/bfin-protos.h (legitimize_address): Remove.
12260 * config/bfin/bfin.c (legitimize_address): Remove.
12261 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
12262 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
12264 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
12265 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
12267 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
12268 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
12269 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
12270 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
12271 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
12272 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
12273 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
12274 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
12275 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
12276 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
12277 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
12278 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
12279 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
12280 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
12281 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
12282 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
12283 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
12284 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
12285 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
12286 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
12287 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
12288 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
12289 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
12291 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
12292 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
12293 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
12294 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
12295 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
12296 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
12297 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
12298 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
12299 (thumb_legitimize_address): Delete.
12300 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
12301 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
12302 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
12303 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
12304 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
12305 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
12307 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
12310 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
12311 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
12312 * config/m32r/m32r.c (m32r_legitimize_address): New.
12313 * config/m68k/m68k.c (m68k_legitimize_address): New.
12314 * config/score/score.c (score_legitimize_address): Standardize.
12315 * config/score/score3.c (score3_legitimize_address): Standardize.
12316 * config/score/score3.h (score3_legitimize_address): Adjust.
12317 * config/score/score7.c (score7_legitimize_address): Standardize.
12318 * config/score/score7.h (score7_legitimize_address): Adjust.
12319 * config/sh/sh.c (sh_legitimize_address): New.
12320 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
12322 * gcc/config/s390/s390.c (legitimize_address): Rename to...
12323 (s390_legitimize_address): ... this.
12324 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
12325 (sparc_legitimize_address): ... this.
12326 * gcc/config/i386/i386.c (legitimize_address): Rename to...
12327 (ix86_legitimize_address): ... this.
12328 * gcc/config/avr/avr.c (legitimize_address): Rename to...
12329 (avr_legitimize_address): ... this.
12330 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
12331 (mn10300_legitimize_address): ... this.
12332 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
12333 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
12334 (alpha_expand_mov): Adjust call.
12336 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
12337 * config/spu/spu.c (spu_legitimize_address): Likewise.
12338 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
12339 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
12341 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12343 * intl.c (locale_encoding, locale_utf8): New.
12344 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
12345 * intl.h (locale_encoding, locale_utf8): Declare.
12346 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
12347 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
12349 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
12351 (pp_tree_identifier): Define to call pp_base_tree_identifier.
12352 (pp_base_tree_identifier): Declare as function.
12353 (identifier_to_locale): Declare.
12354 * Makefile.in (pretty-print.o): Update dependencies.
12355 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
12357 2009-05-04 Richard Guenther <rguenther@suse.de>
12359 PR middle-end/40015
12360 * builtins.c (fold_builtin_memory_op): Do not decay to element
12361 type if the size matches the whole array.
12363 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
12365 * expmed.c (synth_mult): When trying out a shift, pass the result
12368 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
12370 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
12371 (shiftsub1_cost): New.
12372 (init_expmed): Compute shiftsub1_cost.
12373 (synth_mult): Optimize multiplications by constants of the form
12374 -(2^^m-1) for some constant positive integer m.
12376 2009-05-03 Richard Guenther <rguenther@suse.de>
12379 * c-typeck.c (array_to_pointer_conversion): Do not built
12380 ADDR_EXPRs of arrays of pointer-to-element type.
12381 * c-gimplify.c (c_gimplify_expr): Revert change fixing
12382 up wrong ADDR_EXPRs after-the-fact.
12383 * c-common.c (strict_aliasing_warning): Strip pointer
12384 conversions for obtaining the original type.
12385 * builtins.c (fold_builtin_memset): Handle array types.
12386 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
12389 2009-05-03 Richard Guenther <rguenther@suse.de>
12391 PR middle-end/23329
12392 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
12393 Do not lose casts from array types with unknown extent to array
12394 types with known extent.
12395 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
12396 alias set compatibility.
12398 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
12400 * flags.h (extra_warnings): Delete.
12401 * toplev.c (process_options): Handle Wuninitialized here.
12402 * opts.c (extra_warnings): Delete.
12403 (set_Wextra): Delete.
12404 (common_handle_option): -Wextra can be handled automatically.
12405 * c-opts.c (c_common_handle_option): Delete obsolete code.
12406 (c_common_post_options): Simplify comment.
12407 * common.opt (W): Add Var.
12409 (Wuninitialized): Initialize to -1.
12411 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
12412 Richard Guenther <rguenther@suse.de>
12414 * expr.c (get_def_for_expr): New function.
12415 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
12416 SSA rather than trees.
12417 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
12418 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
12420 2009-05-03 Joseph Myers <joseph@codesourcery.com>
12422 * c-common.c (reswords): Add _Imaginary.
12423 * c-common.c (enum rid): Add RID_IMAGINARY.
12425 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
12427 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
12428 Patch by Richard Guenther.
12430 2009-05-03 Anatoly Sokolov <aesok@post.ru>
12432 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
12433 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
12434 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
12435 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
12436 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
12437 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
12438 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
12439 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
12440 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
12441 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
12442 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
12443 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
12444 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
12445 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
12446 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
12447 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
12448 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
12449 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
12451 2009-05-02 Richard Guenther <rguenther@suse.de>
12453 PR tree-optimization/39940
12454 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
12457 2009-05-02 Richard Guenther <rguenther@suse.de>
12459 PR middle-end/40001
12460 * tree-ssa.c (execute_update_addresses_taken): Properly check
12461 if we can mark a variable DECL_GIMPLE_REG_P.
12462 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
12463 back to the end of the function.
12464 (is_gimple_reg_type): Remove complex type special casing.
12465 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
12468 2009-05-02 Ben Elliston <bje@au.ibm.com>
12470 * doc/collect2.texi (Collect2): Document search path behaviour
12471 when configured with --with-ld.
12473 2009-05-02 Jan Hubicka <jh@suse.cz>
12475 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
12476 parameter; update callers.
12477 (coalesce_cost_edge): EH edges are costier because they needs
12478 splitting even if not critical and even more costier when there are
12479 multiple EH predecestors.
12481 2009-05-02 Jan Hubicka <jh@suse.cz>
12483 * except.c (remove_eh_handler_and_replace): Handle updating after
12484 removing TRY blocks.
12486 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
12488 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
12490 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
12492 * varasm.c: Do not include c-pragma.h.
12493 * attribs.c: Do not incude c-common.h.
12495 2009-05-01 Michael Matz <matz@suse.de>
12497 * calls.c (initialize_argument_information): Handle SSA names like
12498 decls with a non MEM_P DECL_RTL.
12500 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
12502 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
12503 * ipa-utils.c: Likewise.
12504 * ipa-type-escape.c: Likewise.
12505 * cgraphunit.c Do not include c-common.h.
12506 * ipa-pure-const.c: Likewise.
12507 * tree-if-conv.c: Likewise.
12508 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
12509 * ipa-struct-reorg.c: Likewise.
12510 * tree-nomudflap.c: Likewise.
12511 * tree-ssa-structalias.c: Likewise.
12513 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
12515 * store-motion.c: Many cleanups to make this pass a first-class
12516 citizen instead of an appendix to gcse load motion. Add TODO list
12517 to make this pass faster/cleaner/better.
12519 (struct ls_expr): Post gcse.c-split cleanups.
12520 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
12521 "stores" field to "avail_stores".
12522 (pre_ldst_mems): Rename to store_motion_mems.
12523 (pre_ldst_table): Rename to store_motion_mems_table.
12524 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
12525 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
12526 (ldst_entry): Rename to st_expr_entry, update users.
12527 (free_ldst_entry): Rename to free_st_expr_entry, update users.
12528 (free_ldst_mems): Rename to free_store_motion_mems, update users.
12529 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
12531 (first_ls_expr): Rename to first_st_expr, update users.
12532 (next_ls_expr): Rename to next_st_expr, update users.
12533 (print_ldst_list): Rename to print_store_motion_mems. Print names of
12534 fields properly for store motion instead of names inherited from load
12536 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
12537 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
12540 (ae_kill): Rename to st_kill, update users.
12541 (ae_gen): Rename to st_avloc, update users.
12542 (transp): Rename to st_transp, update users.
12543 (pre_insert_map): Rename to st_insert_map, update users.
12544 (pre_delete_map): Rename to st_delete_map, update users.
12545 (insert_store, build_store_vectors, free_store_memory,
12546 one_store_motion_pass): Update for abovementioned changes.
12548 (gcse_subst_count, gcse_create_count): Remove.
12549 (one_store_motion_pass): New statistics counters "n_stores_deleted"
12550 and "n_stores_created", local variables.
12552 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
12555 (regvec, compute_store_table_current_insn): Remove.
12556 (reg_set_info, reg_clear_last_set): Remove.
12557 (compute_store_table): Use DF caches instead of local dataflow
12560 2009-05-01 Joseph Myers <joseph@codesourcery.com>
12562 * c-objc-common.c (c_tree_printer): Print identifiers with
12563 pp_identifier, not pp_string. Mark "({anonymous})" for
12565 * c-pretty-print.c (pp_c_ws_string): New.
12566 (pp_c_cv_qualifier, pp_c_type_specifier,
12567 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
12568 pp_c_storage_class_specifier, pp_c_function_specifier,
12569 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
12570 pp_c_primary_expression, pp_c_postfix_expression,
12571 pp_c_unary_expression, pp_c_shift_expression,
12572 pp_c_relational_expression, pp_c_equality_expression,
12573 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
12574 use pp_string and pp_c_ws_string in place of pp_identifier and
12575 pp_c_identifier for non-identifiers. Mark English strings for
12577 * c-pretty-print.h (pp_c_ws_string): Declare.
12579 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
12580 Roland McGrath <roland@redhat.com>
12582 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
12583 (ENABLE_LD_BUILDID): New configuration option.
12584 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
12585 (LINK_BUILDID_SPEC): New macro.
12586 (init_spec): If defined, prepend it between LINK_EH_SPEC and
12588 * doc/install.texi: Document --enable-linker-build-id option.
12589 * configure: Rebuild.
12590 * config.in: Rebuild.
12592 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
12594 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
12595 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
12596 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
12597 MIPS_GP_SAVE_AREA_SIZE.
12598 * config/mips/mips.c (struct mips_frame_info): Update comment
12599 before arg_pointer_offset and hard_frame_pointer_offset.
12600 (mips_compute_frame_info): Update diagram before function: to
12601 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
12602 indicate the position of frame_pointer_rtx with -fstack-protector and
12603 to show args_size. Don't allocate cprestore area for leaf functions
12604 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
12606 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
12608 2009-04-30 Michael Matz <matz@suse.de>
12610 PR tree-optimization/39955
12611 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
12613 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
12615 * ira.c (setup_cover_and_important_classes): Use safe macro
12616 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
12618 * genpreds.c (write_tm_preds_h): Output suitable definition of
12619 REG_CLASS_FOR_CONSTRAINT.
12621 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12623 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
12625 * bitmap.c (bitmap_descriptor): Likewise.
12626 * ggc-common.c (loc_descriptor): Likewise.
12627 * varray.c (varray_descriptor): Likewise.
12628 * vec.c (vec_descriptor): Likewise.
12630 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
12632 * Makefile.in (dce.o): Add $(EXCEPT_H).
12633 * dce.c: Include except.h and delete redundant vector definitions.
12634 (deletable_insn_p): Return false for non-call insns that can throw
12637 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
12639 * gcse.c (ae_gen): Remove.
12640 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
12641 and make non-static function to make it available in store-motion.c.
12642 Update call sites with search-and-replace.
12643 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
12644 extract_mentioned_regs, extract_mentioned_regs_helper,
12645 find_moveable_store, compute_store_table, load_kills_store, find_loads,
12646 store_killed_in_insn, store_killed_after, store_killed_before,
12647 build_store_vectors, insert_insn_start_basic_block, insert-store,
12648 remove_reachable_equiv_notes, replace_store_insn, delete_store,
12649 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
12650 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
12651 * store-motion.c: ...new file. Also copy data structures from gcse.c
12652 and clean up to remove parts not used by store motion.
12653 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
12654 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
12656 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12659 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
12660 when optimizing for size.
12662 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
12664 * gcse.c (gcse_constant_p): Fix typo in last change.
12666 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12668 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
12670 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
12672 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
12674 2009-04-29 James E. Wilson <wilson@codesourcery.com>
12676 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
12677 CONST_HIGH_PART result.
12679 2009-04-29 Anatoly Sokolov <aesok@post.ru>
12681 * config/avr/avr.c (initial_elimination_offset): Rename to
12682 avr_initial_elimination_offset.
12683 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
12684 change return type to bool.
12685 (avr_can_eliminate): New function.
12686 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
12687 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
12688 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
12689 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
12690 avr_initial_elimination_offset.
12691 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
12692 (avr_initial_elimination_offset): Define.
12694 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
12695 Steven Bosscher <steven@gcc.gnu.org>
12697 PR rtl-optimization/39938
12698 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
12699 * cfgrtl.c: Include insn-attr.h.
12700 (rest_of_pass_free_cfg): New function.
12701 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
12702 * resource.c (init_resource_info): Remove call to df_analyze.
12704 2009-04-29 Richard Guenther <rguenther@suse.de>
12707 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
12708 allow conversion to signed integers.
12710 2009-04-29 Richard Guenther <rguenther@suse.de>
12712 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
12713 shifts of floating point vectors if the shift amount is
12714 a constant multiple of the element size.
12716 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
12717 Michael Matz <matz@suse.de>
12719 PR middle-end/39927
12721 * tree-outof-ssa.c (emit_partition_copy): New function.
12722 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
12723 insert_part_to_rtx_on_edge): Perform the partition base var
12724 copy using emit_partition_copy.
12725 (insert_value_copy_on_edge): Convert constants to the right mode.
12726 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
12727 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
12729 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12731 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
12732 scan backwards to try to find a constant to initialize it.
12734 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
12735 insn before the loop_end instruction, don't look past labels.
12737 2009-04-29 Richard Guenther <rguenther@suse.de>
12739 PR middle-end/39937
12740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
12741 loose type conversions.
12742 (forward_propagate_addr_expr): Fix tuplification bug. Remove
12743 stmts only if there are no uses of its definition.
12745 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12747 * config/bfin/bfin.h (splitting_loops): Declare.
12748 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
12749 Reorder bit definitions to be ascending.
12750 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
12751 * config/bfin/bfin.c (splitting_loops): New variable.
12752 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
12753 (struct loop_info): Remove members INIT and LOOP_INIT.
12754 (bfin_optimize_loop): Don't set them. Reorder the code that generates
12755 the LSETUP sequence. Allow LC to be loaded from any register, but
12756 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
12757 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
12759 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12760 of reload_completed.
12763 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12765 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
12767 * Makefile.in (PLUGIN_VERSION_H): New.
12768 (OBJS-common): Remove plugin-version.o.
12769 (plugin.o): Depend on (PLUGIN_VERSION_H).
12770 (plugin-version.o): Remove.
12771 * configure: Regenerate
12772 * configure.ac: Create plugin-version.h.
12773 * gcc-plugin.h (plugin_gcc_version): Remove.
12774 (plugin_default_version_check): Change signature.
12775 * plugin-version.c: Remove.
12776 * plugin.c: Include plugin-version.h.
12777 (str_plugin_gcc_version_name): Remove.
12778 (try_init_one_plugin): Pass gcc version to plugin_init.
12779 (plugin_default_version_check): Both gcc and plugin versions are now
12782 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12784 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
12785 problematic last insns. Test for TYPE_CALL rather than CALL_P.
12786 Remove special case testing for last insn of inner loops. Don't fail
12787 if the loop ends with a jump, emit an extra nop instead.
12789 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12790 DREGS rather than comparing directly. Remove code that tries to
12791 account for latencies.
12793 2009-04-29 Richard Guenther <rguenther@suse.de>
12795 PR tree-optimization/39941
12796 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12797 eliminating an indirect call.
12799 2009-04-29 Richard Guenther <rguenther@suse.de>
12801 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12802 parameter. Allow invariants as base if !require_lvalue.
12803 (verify_gimple_assign_single): Adjust.
12805 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12807 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12808 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12809 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12810 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12811 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12813 * config/bfin/bfin.c (bfin_expand_builtin,
12814 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12816 2009-04-28 Richard Guenther <rguenther@suse.de>
12818 * tree-vect-loop.c (get_initial_def_for_induction): Use
12819 correct types for pointer increment.
12821 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12823 * toplev.c (print_version): Update GMP version string calculation.
12825 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12827 PR rtl-optimization/39938
12828 * resource.c (init_resource_info): Add call to df_analyze.
12830 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12832 * config/alpha/alpha.md (usegp): Cast the result of
12833 alpha_find_lo_sum_using_gp to enum attr_usegp.
12834 * config/alpha/alpha.c (override_options): Remove end-of-structure
12835 marker element from cpu_table. Use array size of cpu_table to handle
12836 -mcpu and -mtune options.
12837 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12839 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12841 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12842 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12843 tune_32 and tune_64.
12844 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12845 support on PowerPC.
12846 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12847 * config/rs6000/option-defaults.h: ... here. New file.
12848 (OPT_64, OPT_32): Define.
12849 (MASK_64BIT): Define to 0 if not already defined.
12850 (OPT_ARCH64, OPT_ARCH32): Define.
12851 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12854 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12856 * config/arm/arm.c (arm_override_options): Emit error on using
12859 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12861 PR rtl-optimization/39914
12862 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12863 registers for allocnos created from user-defined variables only
12864 when not optimizing.
12866 2009-04-28 Richard Guenther <rguenther@suse.de>
12868 PR middle-end/39937
12869 * fold-const.c (fold_binary): Use distribute_real_division only
12872 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12874 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12875 add hpux-stdint.h to tm_file.
12876 (hppa[12]*-*-hpux11*): Ditto.
12877 (ia64*-*-hpux*): Ditto.
12878 * config/hpux-stdint.h: New.
12879 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12880 __STDC_EXT__ for all compiles.
12881 * config/pa/pa-hpux.h: Ditto.
12882 * config/pa/pa-hpux10.h: Ditto.
12883 * config/pa/pa-hpux11.h: Ditto.
12885 2009-04-28 Catherine Moore <clm@codesourcery.com>
12887 * debug.h (set_name): Add comment.
12889 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12892 * config/darwin.c (machopic_gen_offset): Check
12893 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12894 * config/arm/arm.c (require_pic_register): Likewise.
12896 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12898 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12899 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12900 m32c_promote_prototypes): Delete.
12902 2009-04-28 Michael Matz <matz@suse.de>
12904 PR middle-end/39922
12905 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12908 2009-04-28 Richard Guenther <rguenther@suse.de>
12910 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12912 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12914 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12915 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12916 * config/arm/arm-tune.md: Regenerate.
12918 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12920 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12921 block if there are complex incoming edges.
12922 (sel_merge_blocks): Remove useless assert.
12923 (sel_redirect_edge_and_branch): Check that edge was redirected.
12924 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12925 (sel_find_rgns): Delete declaration.
12926 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12927 the region when it is not a preheader.
12929 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12932 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12934 2009-04-28 Richard Guenther <rguenther@suse.de>
12936 * tree.h (SSA_NAME_VALUE): Remove.
12937 (struct tree_ssa_name): Remove value_handle member.
12938 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12939 array for jump threading.
12940 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12942 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12943 * tree-flow.h (threadedge_initialize_values): Declare.
12944 (threadedge_finalize_values): Likewise.
12945 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12946 (SSA_NAME_VALUE): Define.
12947 (threadedge_initialize_values): New function.
12948 (threadedge_finalize_values): Likewise.
12949 * tree-ssa-dom.c (ssa_name_values): New global variable.
12950 (SSA_NAME_VALUE): Define.
12951 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12953 2009-04-28 Ira Rosen <irar@il.ibm.com>
12955 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12956 Use REPORT_VECTORIZED_LOCATIONS instead
12957 REPORT_VECTORIZED_LOOPS.
12958 * tree-vectorizer.c (vect_verbosity_level): Make static.
12959 (vect_loop_location): Rename to vect_location.
12960 (vect_set_verbosity_level): Update comment.
12961 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12963 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12964 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12965 instead REPORT_UNVECTORIZED_LOOPS.
12966 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12967 and vect_loop_def to vect_external_def and vect_internal_def.
12968 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12969 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12970 REPORT_UNVECTORIZED_LOCATIONS.
12971 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12972 and vect_used_in_loop and to vect_unused_in_scope and
12973 vect_used_in_scope.
12974 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12975 (vect_verbosity_level): Remove declaration.
12976 (vect_analyze_operations): Likewise.
12977 (vect_analyze_stmt): Declare.
12978 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12979 REPORT_UNVECTORIZED_LOCATIONS.
12980 (vect_get_loop_niters): Fix indentation.
12981 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12982 (vect_analyze_loop_operations): New function.
12983 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12984 vect_analyze_operations.
12985 (vect_is_simple_reduction): Use new names.
12986 (vectorizable_live_operation, vect_transform_loop): Likewise.
12987 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12988 to specify whether the data references can be a part of interleaving
12990 (vect_analyze_data_ref_dependence): Use new names.
12991 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12992 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12993 * tree-vect-patterns.c (widened_name_p): Use new names.
12994 (vect_recog_dot_prod_pattern): Likewise.
12995 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12996 (process_use, vect_mark_stmts_to_be_vectorized,
12997 vect_model_simple_cost, vect_model_store_cost,
12998 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12999 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13000 vectorizable_operation, vectorizable_type_demotion,
13001 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
13002 vectorizable_condition): Likewise.
13003 (vect_analyze_operations): Split into vect_analyze_loop_operations
13005 (vect_analyze_stmt): ... new function.
13006 (new_stmt_vec_info): Use new names.
13007 (vect_is_simple_use): Use new names and fix comment.
13008 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
13009 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
13011 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
13014 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
13015 and integer modes for x87 operands. Do not ICE for unsupported size,
13016 generate error instead. Generate error for unsupported operand types.
13017 ['z']: Do not handle HImode memory operands specially. Warning
13018 for floating-point operands. Fallthru to 'Z' for unsupported operand
13019 types. Do not ICE for unsupported size, generate error instead.
13020 (output_387_binary_op): Use %Z to output operands.
13021 (output_fp_compare): Ditto.
13022 (output_387_reg_move): Ditto.
13024 2009-04-28 Ben Elliston <bje@au.ibm.com>
13029 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13031 * builtins.c (c_strlen): Do not warn here.
13032 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
13033 * c-common.c (pointer_int_sum): Take an explicit location.
13034 Warn about offsets out of bounds.
13035 * c-common.h (pointer_int_sum): Adjust declaration.
13037 2009-04-27 Ian Lance Taylor <iant@google.com>
13039 * collect2.c (is_ctor_dtor): Change type of ret field in struct
13041 * dce.c (run_fast_df_dce): Change type of old_flags to int.
13042 * df-core.c (df_set_flags): Change return type to int. Change
13043 type of old_flags to int.
13044 (df_clear_flags): Likewise.
13045 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
13046 (df_get_conditional_uses): Likewise.
13047 * df.h (df_set_flags, df_clear_flags): Update declarations.
13048 * dwarf2out.c (struct indirect_string_node): Change type of form
13049 field to enum dwarf_form.
13050 (AT_string_form): Change return type to enum dwarf_form.
13051 * fixed-value.c (fixed_compare): Add cast to enum type.
13052 * fwprop.c (update_df): Change 0 to VOIDmode.
13053 * gensupport.c: Change 0 to UNKNOWN.
13054 * gimple.h (gimple_cond_code): Add cast to enum type.
13055 * haifa-sched.c (reemit_notes): Add cast to enum type.
13056 * hooks.c (hook_int_void_no_regs): Remove function.
13057 * hooks.h (hook_int_void_no_regs): Remove declaration.
13058 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
13059 * predict.c (combine_predictions_for_insn): Add casts to enum type.
13060 * real.c (real_arithmetic): Add cast to enum type.
13061 (real_compare): Likewise.
13062 * target.h (struct gcc_target): Change return type of
13063 branch_target_register_class to enum reg_class.
13064 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
13065 default_branch_target_register_class.
13066 * targhooks.c (default_branch_target_register_class): New function.
13067 * targhooks.h (default_branch_target_register_class): Declare.
13068 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
13069 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
13071 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
13073 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
13074 vect_uninitialized_def. Change 0 to ERROR_MARK.
13075 * tree-vect-stmts.c (supportable_widening_operation): Don't
13076 initialize icode1 and icode2.
13077 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
13078 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
13080 (cmn_err_flag_specs): Change 0 to STD_C89.
13081 (cmn_err_char_table): Likewise.
13082 * config/arm/arm.c (get_arm_condition_code): Change type of code
13083 to enum arm_cond_code.
13084 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
13085 (IWMMXT_BUILTIN2): Likewise.
13086 (neon_builtin_type_bits): Don't define typedef.
13087 (neon_builtin_datum): Change type of bits field to int.
13088 (arm_expand_neon_args): Add cast to enum type.
13089 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
13091 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
13092 casts to enum type.
13093 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
13095 * config/mips/mips.md (jal_macro): Return enum constant.
13096 (single_insn): Likewise.
13097 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
13099 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13100 casts to enum type.
13101 * config/s390/s390.c (s390_tune_flags): Change type to int.
13102 (s390_arch_flags): Likewise.
13103 (s390_handle_arch_option): Change flags field of struct pta to int.
13104 * config/s390/s390.h (s390_tune_flags): Update declaration.
13105 (s390_arch_flags): Likewise.
13106 * config/sh/sh.c (prepare_move_operands): Compare
13107 tls_symbolic_operand result with enum constant.
13108 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
13109 (sh_expand_prologue): Add cast to enum type.
13110 (sh_expand_epilogue): Likewise.
13111 (tls_symbolic_operand): Change return type to enum tls_model.
13112 (fpscr_set_from_mem): Add cast to enum type.
13113 (legitimize_pic_address): Compare tls_symbolic_operand result with
13115 (sh_target_reg_class): Change return type to enum reg_class.
13116 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
13118 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
13119 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
13120 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
13121 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
13122 (delayed_branch, tls_call_delay): Likewise.
13123 (eligible_for_sibcall_delay): Likewise.
13124 (eligible_for_return_delay): Likewise.
13125 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
13126 (spu_expand_builtin_1): Likewise.
13128 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
13129 for all types of conversions.
13130 (output_init_element): Issue -Wc++-compat warning if needed when
13131 initializing a bitfield with enum type.
13132 * c-parser.c (c_parser_expression): Set original_type to
13133 original_type of right hand operand of comma operator.
13135 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13137 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
13139 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
13140 * doc/cpp.texi (Standard Predefined Macros)
13141 (Implementation-defined behavior): Likewise.
13142 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
13143 * doc/gimple.texi (GIMPLE Exception Handling)
13144 (@code{GIMPLE_ASSIGN}): Likewise.
13145 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
13146 * doc/invoke.texi (Warning Options, Optimize Options)
13147 (AVR Options, Darwin Options): Likewise.
13148 (Optimize Options): Reformulate -fwhole-program description.
13149 * doc/loop.texi (Lambda): Likewise.
13150 * doc/md.texi (Output Template, Define Constraints)
13151 (Standard Names, Insn Splitting): Likewise.
13152 * doc/options.texi (Option properties): Likewise.
13153 * doc/passes.texi (Tree-SSA passes): Likewise.
13154 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
13155 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
13156 (File Names and DBX): Likewise.
13157 * doc/trouble.texi (Incompatibilities): Likewise.
13159 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13161 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
13162 instruction is correct.
13164 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13166 Allow non-constant arguments to conversion intrinsics.
13167 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
13168 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
13169 * spu.c (print_operand): Handle 'v' and 'w'.
13170 (exp2_immediate_p, spu_gen_exp2): Define.
13171 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
13172 spu_convtf_1): Update parameter descriptions.
13173 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
13174 * constraints.md ('v', 'w'): New.
13175 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
13177 (i2f, I2F): New define_mode_attr.
13178 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
13179 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
13180 fixuns_truncv4sfv4si2): Update to use mode attribute.
13181 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
13182 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
13183 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
13184 patterns for combine.
13186 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
13188 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
13189 (cprop, hoist, pre, store_motion): New debug counters.
13190 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
13191 is not an RTL pass anymore.
13192 (pass_profiling): Remove extern decl for pass removed in 2005.
13193 (pass_gcse, pass_jump_bypass): Remove.
13194 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
13195 to 0 for clean state.
13196 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
13197 * cse.c (gate_handle_cse_after_global_opts,
13198 rest_of_handle_cse_after_global_opts): New functions.
13199 (pass_cse_after_global_opts): New pass, does local CSE.
13200 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
13201 (TV_CPROP): New timevar.
13202 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
13203 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
13204 (gcse_main, recompute_all_luids): Remove.
13205 (compute_hash_table_work): Call max_reg_num instead of reading
13207 (cprop_jump): Don't set run_jump_opt_after_gcse.
13208 (constprop_register): Always allow to alter jumps.
13209 (cprop_insn): Likewise.
13210 (do_local_cprop): Likewise.
13211 (local_cprop_pass): Likewise. Return non-zero if something changed.
13212 (cprop): Remove function, fold interesting bits into one_cprop_pass.
13213 (find_implicit_sets): Add note about missed optimization opportunity.
13214 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
13215 pass_rtl_cprop execute function.
13216 Don't bother tracking the pass number, each pass gets its own dumpfile
13218 Always allow to alter jumpsand bypass jumps.
13219 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
13220 will just find no suitable set.
13221 (pre_edge_insert): Fix dumping, this function is for PRE only.
13222 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
13223 pass_rtl_pre execute function.
13224 (hoist_code): Return non-zero if something changed. Keep track of
13225 substitutions and insertions for statistics gathering similar to PRE.
13226 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
13227 called from the pass_rtl_hoist execute function. Show pass statistics.
13228 (compute_store_table): Use max_reg_num directly instead of using the
13229 formerly global max_gcse_regno.
13230 (build_store_vectors): Likewise.
13231 (replace_store_insn): Fix dumping.
13232 (store_motion): Rename to ...
13233 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
13234 pass, called from the pass_rtl_store_motion execute function. Keep
13235 track of substitutions and insertions for statistics gathering similar
13237 (bypass_jumps): Remove, fold interesting bits into ...
13238 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
13239 from the pass_rtl_cprop execute function.
13240 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
13241 pass_jump_bypass): Remove.
13242 (gate_handle_gcse, rest_of_handle_gcse): Remove.
13243 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
13244 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
13245 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
13246 (gate_rtl_store_motion, execute_rtl_store_motion,
13247 pass_rtl_store_motion): New.
13248 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
13249 make it clear that -fcse-skip-blocks is a no-op for backward compat.
13250 * passes.c (init_optimization_passes): Remove pass_gcse and
13251 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
13252 and cse_after_global_opts in place of pass_gcse. Schedule cprop
13253 instead of pass_jump_bypass.
13255 2009-04-27 Richard Guenther <rguenther@suse.de>
13257 PR middle-end/39928
13258 * gimplify.c (gimplify_expr): If we are required to create
13259 a temporary make sure it ends up as register.
13261 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
13264 * config/i386/i386.c (construct_container): Don't call
13265 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
13266 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
13268 2009-04-27 Michael Matz <matz@suse.de>
13270 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
13271 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
13272 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
13273 (dump_replaceable_exprs): Take a bitmap.
13274 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
13276 (expand_gimple_basic_block): Likewise.
13277 * tree-ssa-ter.c (struct temp_expr_table_d): Make
13278 replaceable_expressions member a bitmap.
13279 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
13280 (mark_replaceable): Likewise.
13281 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
13282 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
13284 2009-04-27 Richard Guenther <rguenther@suse.de>
13286 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
13287 (verify_stmts): Dispatch to gimple/type verification code.
13288 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
13289 issue with call argument types.
13291 2009-04-27 Michael Matz <matz@suse.de>
13293 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
13294 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
13297 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
13298 Eric Botcazou <ebotcazou@adacore.com>
13300 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
13301 a label's basic block.
13302 (mark_target_live_regs): Tidy and rework obsolete comments.
13303 Change back DF problem to LIVE. If a label starts a basic block,
13304 assume that all registers that used to be live then still are.
13305 (init_resource_info): If a label starts a basic block, set its
13306 BLOCK_FOR_INSN accordingly.
13307 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
13309 2009-04-27 Richard Guenther <rguenther@suse.de>
13311 * tree-flow-inline.h (function_ann): Remove.
13312 (get_function_ann): Likewise.
13313 * tree-dfa.c (create_function_ann): Remove.
13314 * tree-flow.h (struct static_var_ann_d): Remove.
13315 (struct function_ann_d): Likewise.
13316 (union tree_ann_d): Remove fdecl member.
13317 (function_ann_t): Remove.
13318 (function_ann, get_function_ann, create_function_ann): Remove
13321 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
13323 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
13325 2009-04-27 Jan Hubicka <jh@suse.cz>
13327 * ipa-pure-const.c (struct funct_state_d): New fields
13328 state_previously_known, looping_previously_known; remove
13329 state_set_in_source.
13330 (analyze_function): Use new fields.
13331 (propagate): Avoid assumption that state_set_in_source imply
13334 * tree-ssa-loop-niter.c (finite_loop_p): New function.
13335 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
13336 * cfgloop.h (finite_loop_p): Declare.
13338 2009-04-26 Michael Matz <matz@suse.de>
13340 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
13342 2009-04-26 Michael Matz <matz@suse.de>
13344 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
13345 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
13346 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
13347 pass_mark_used_blocks): Remove.
13348 * tree-optimize.c (pass_free_datastructures,
13349 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
13350 * passes.c (init_optimization_passes): Don't call
13351 pass_mark_used_blocks, remove dead code.
13353 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
13355 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
13356 * tree-ssa-live.h (register_ssa_partition): Likewise.
13358 2009-04-26 Michael Matz <matz@suse.de>
13361 * builtins.c (fold_builtin_next_arg): Handle SSA names.
13362 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
13363 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
13365 (compare_pairs): Swap cost comparison.
13366 (coalesce_ssa_name): Don't use change_partition_var.
13367 * tree-nrv.c (struct nrv_data): Add modified member.
13368 (finalize_nrv_r): Set it.
13369 (tree_nrv): Use it to update statements.
13370 (pass_nrv): Require PROP_ssa.
13371 * tree-mudflap.c (mf_decl_cache_locals,
13372 mf_build_check_statement_for): Use make_rename_temp.
13373 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
13374 * alias.c (find_base_decl): Handle SSA names.
13375 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
13376 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
13377 * rtl.h (set_reg_attrs_for_parm): Declare.
13378 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
13379 to "optimized", remove unused locals at finish.
13380 (execute_free_datastructures): Make global, call
13381 delete_tree_cfg_annotations.
13382 (execute_free_cfg_annotations): Don't call
13383 delete_tree_cfg_annotations.
13385 * ssaexpand.h: New file.
13386 * expr.c (toplevel): Include ssaexpand.h.
13387 (expand_assignment): Handle SSA names the same as register variables.
13388 (expand_expr_real_1): Expand SSA names.
13389 * cfgexpand.c (toplevel): Include ssaexpand.h.
13390 (SA): New global variable.
13391 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
13392 (SSAVAR): New macro.
13393 (set_rtl): New helper function.
13394 (add_stack_var): Deal with SSA names, use set_rtl.
13395 (expand_one_stack_var_at): Likewise.
13396 (expand_one_stack_var): Deal with SSA names.
13397 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
13398 before unique numbers.
13399 (expand_stack_vars): Use set_rtl.
13400 (expand_one_var): Accept SSA names, add asserts for them, feed them
13401 to above subroutines.
13402 (expand_used_vars): Expand all partitions (without default defs),
13403 then only the local decls (ignoring those expanded already).
13404 (expand_gimple_cond): Remove edges when jumpif() expands an
13405 unconditional jump.
13406 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
13407 or remove abnormal edges. Ignore insns setting the LHS of a TERed
13409 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
13410 members of SA; deal with PARM_DECL partitions here; expand
13411 all PHI nodes, free tree datastructures and SA. Commit instructions
13412 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
13413 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
13414 info and statements at start, collect garbage at finish.
13415 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
13416 (VAR_ANN_PARTITION) Remove.
13417 (change_partition_var): Don't declare.
13418 (partition_to_var): Always return SSA names.
13419 (var_to_partition): Only accept SSA names.
13420 (register_ssa_partition): Only check argument.
13421 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
13423 (delete_var_map): Don't free it.
13424 (var_union): Only accept SSA names, simplify.
13425 (partition_view_init): Mark only useful SSA names as used.
13426 (partition_view_fini): Only deal with SSA names.
13427 (change_partition_var): Remove.
13428 (dump_var_map): Use ssa_name instead of partition_to_var member.
13429 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
13431 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
13432 (struct _elim_graph): New member const_dests; nodes member vector of
13434 (set_location_for_edge): New static helper.
13435 (create_temp): Remove.
13436 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
13437 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
13438 (new_elim_graph): Allocate const_dests member.
13439 (clean_elim_graph): Truncate const_dests member.
13440 (delete_elim_graph): Free const_dests member.
13441 (elim_graph_size): Adapt to new type of nodes member.
13442 (elim_graph_add_node): Likewise.
13443 (eliminate_name): Likewise.
13444 (eliminate_build): Don't take basic block argument, deal only with
13445 partition numbers, not variables.
13446 (get_temp_reg): New static helper.
13447 (elim_create): Use it, deal with RTL temporaries instead of trees.
13448 (eliminate_phi): Adjust all calls to new signature.
13449 (assign_vars, replace_use_variable, replace_def_variable): Remove.
13450 (rewrite_trees): Only do checking.
13451 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
13452 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
13453 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
13454 contains_tree_r, MAX_STMTS_IN_LATCH,
13455 process_single_block_loop_latch, analyze_edges_for_bb,
13456 perform_edge_inserts): Remove.
13457 (expand_phi_nodes): New global function.
13458 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
13459 functions, initialize new parameter, remember partitions having a
13461 (finish_out_of_ssa): New global function.
13462 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
13463 don't reset in_ssa_p here, don't disable TER when mudflap.
13464 (pass_del_ssa): Remove.
13465 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
13467 (execute_free_datastructures): Declare.
13468 * Makefile.in (SSAEXPAND_H): New variable.
13469 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
13470 * basic-block.h (commit_one_edge_insertion): Declare.
13471 * passes.c (init_optimization_passes): Move pass_nrv and
13472 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
13473 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
13474 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
13475 (redirect_branch_edge): Deal with super block when expanding, split
13476 out jump patching itself into ...
13477 (patch_jump_insn): ... here, new static helper.
13479 2009-04-26 Michael Matz <matz@suse.de>
13481 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
13482 beyond num_ssa_names.
13483 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
13484 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
13486 2009-04-26 Jakub Jelinek <jakub@redhat.com>
13488 PR inline-asm/39543
13489 * fwprop.c (forward_propagate_asm): New function.
13490 (forward_propagate_and_simplify): Propagate also into __asm, if it
13491 doesn't increase the number of referenced registers.
13494 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
13496 2009-04-26 Jakub Jelinek <jakub@redhat.com>
13498 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
13499 note_nonlocal_vla_type for nonlocal VLAs.
13500 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
13501 contains_remapped_vars, remap_vla_decls): New functions.
13502 (convert_nonlocal_reference_stmt): If not optimizing, call
13503 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
13504 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
13505 if it wasn't found in var_map.
13506 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
13507 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
13508 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
13510 * gimplify.c (nonlocal_vlas): New variable.
13511 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
13513 (gimplify_body): Create and destroy nonlocal_vlas.
13515 * dwarf2out.c (loc_descr_plus_const): New function.
13516 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
13517 mem_loc_descriptor, loc_descriptor_from_tree_1,
13518 descr_info_loc, gen_variable_die): Use it.
13520 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
13521 !TREE_STATIC VAR_DECLs.
13522 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
13523 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
13524 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
13525 DECL_BY_REFERENCE is valid.
13526 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
13527 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
13528 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
13529 Copy DECL_BY_REFERENCE.
13530 (struct nesting_copy_body_data): New type.
13531 (nesting_copy_decl): New function.
13532 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
13533 if they have variable length.
13535 2009-04-26 Michael Matz <matz@suse.de>
13537 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
13538 mark new temporaries for renaming.
13540 2009-04-26 Joseph Myers <joseph@codesourcery.com>
13543 * c-decl.c (global_bindings_p): Return negative value.
13544 (c_variable_size): New. Based on variable_size from
13546 (grokdeclarator): Call c_variable_size not variable_size.
13548 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
13550 * config/i386/i386.c (print_operand) ['z']: Fix typo.
13552 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
13554 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
13555 Redefine it to just use mingw/include.
13556 (ASM_SPEC): Rules for -m32 and -m64.
13557 (LINK_SPEC): Use Likewise.
13558 (SPEC_32): New define.
13559 (SPEC_64): Likewise.
13560 (SUB_LINK_SPEC): Likewise.
13561 (MULTILIB_DEFAULTS): New define.
13562 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
13563 Add multilib options.
13564 (MULTILIB_DIRNAMES): Likewise.
13565 (MULTILIB_OSDIRNAMES): Likewise.
13566 (LIBGCC): Likewise.
13567 (INSTALL_LIBGCC): Likewise.
13569 2009-04-26 Joseph Myers <joseph@codesourcery.com>
13572 * c-tree.h (enum c_inline_static_type): New.
13573 (record_inline_static): Declare.
13574 * c-decl.c (struct c_inline_static, c_inline_statics,
13575 record_inline_static, check_inline_statics): New.
13576 (pop_file_scope): Call check_inline_statics.
13577 (start_decl): Call record_inline_static instead of pedwarning
13578 directly for static in inline function.
13579 * c-typeck.c (build_external_ref): Call record_inline_static
13580 instead of pedwarning directly for static referenced in inline
13583 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
13585 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
13586 not new but only being rescanned.
13587 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
13588 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
13589 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
13590 record_set_info, compute_set, grealloc): Remove.
13591 (recompute_all_luids): New function.
13592 (gcse_main): Don't compute sets, and don't do related memory
13593 allocations/free-ing. If something changed before the end of the
13594 pass, update LUIDs using recompute_all_luids.
13595 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
13596 (free_gcse_mem): Don't free it either.
13597 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
13598 Use the df insn LUIDs.
13599 (load_killed_in_block): Likewise.
13600 (compute_hash_table_work): Don't compute reg_set_in_block.
13601 (compute_transp): Use DF_REG_DEF_CHAINs.
13602 (local_cprop_pass): Don't use compute_sets and related functions.
13603 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
13604 Use get_max_uid() instead of max_cuid.
13605 (insert_insn_end_basic_block, pre_insert_copy_insn,
13606 update_ld_motion_stores): Don't try to
13607 keep reg_set tables up to date.
13608 (pre_insert_copies): Use df insn LUIDs.
13609 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
13610 (reg_set_info): Don't use extra bitmap argument.
13611 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
13612 information to compute regs_set_in_block.
13613 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
13614 (bypass_jumps): Don't use compute_sets and friends.
13616 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13619 * opts.c (undocumented_msg): Do not leave blank even with
13622 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13624 * c-decl.c (build_enumerator): Allow values folding to integer
13625 constants but not integer constant expressions with a pedwarn if
13628 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13631 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
13632 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
13633 type is an integer constant.
13635 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13638 * config/i386/i386.c (print_operand) ['z']: Revert handling of
13641 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13644 * c-decl.c (grokdeclarator): Diagnose declarations of functions
13645 with variably modified return type and no storage class
13646 specifiers, except for the case of nested functions. Distinguish
13647 extern declarations of functions with variably modified return
13648 types from those of objects with variably modified types.
13650 2009-04-25 Jan Hubicka <jh@suse.cz>
13652 * tree.c (list_equal_p): New function.
13653 * tree.h (list_equal_p): Declare.
13654 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13655 basic_block_def, basic_block, const_basic_block): New.
13656 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
13657 (redirect_eh_edge): New function.
13658 (make_eh_edge_update_phi): EH edges are not abnormal.
13659 * except.c: Include tree-flow.h.
13660 (list_match): New function.
13661 (eh_region_replaceable_by_p): New function.
13662 (replace_region): New function.
13663 (hash_type_list): New function.
13664 (hash_eh_region): New function.
13665 (eh_regions_equal_p): New function.
13666 (merge_peers): New function.
13667 (remove_unreachable_regions): Verify EH tree when checking;
13669 (copy_eh_region_1): New function.
13670 (copy_eh_region): New function.
13671 (push_reachable_handler): New function.
13672 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
13673 regions without label but with live RESX.
13674 * except.h (redirect_eh_edge_to_label): New.
13675 * tree-flow.h (redirect_eh_edge): New.
13676 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13677 basic_block_def, basic_block, const_basic_block): Remove.
13678 * Makefile.in (except.o): Add dependency on tree-flow.h
13679 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
13680 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
13683 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
13686 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
13687 on the destination of memcpy.
13689 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
13691 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
13692 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
13693 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
13695 2009-04-25 Jan Hubicka <jh@suse.cz>
13697 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
13698 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
13699 to be reached by different label than left.
13700 (update_eh_edges): Update comment; remove edge_to_remove if possible
13701 and return true if suceeded.
13702 (cleanup_empty_eh): Accept sharing map; handle shared regions.
13703 (cleanup_eh): Compute sharing map.
13704 * except.c (remove_eh_handler_and_replace): Add argument if we should
13706 (remove_unreachable_regions): Update for label sharing.
13707 (label_to_region_map): Likewise.
13708 (get_next_region_sharing_label): New function.
13709 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
13711 (remove_eh_handler): Update.
13712 (remove_eh_region_and_replace_by_outer_of): New function.
13713 * except.h (struct eh_region): Add next_region_sharing_label.
13714 (remove_eh_region_and_replace_by_outer_of,
13715 get_next_region_sharing_label): Declare.
13716 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
13718 2009-04-25 Jan Hubicka <jh@suse.cz>
13720 * tree-cfg.c (split_critical_edges): Split also edges where we can't
13721 insert code even if they are not critical.
13723 2009-04-25 Jan Hubicka <jh@suse.cz>
13725 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13726 (gimple_can_remove_branch_p): EH edges won't remove branch by
13728 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
13729 updating of non-abnormal EH edges.
13730 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13731 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
13732 (split_critical_edges): Split also edges where emitting code on them
13733 will lead to splitting later.
13735 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13736 H.J. Lu <hongjiu.lu@intel.com>
13739 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
13740 the configured assembler supports fildq and fistpq mnemonics.
13741 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
13742 * configure: Regenerated.
13743 * config.in: Ditto.
13745 * config/i386/i386.c (print_operand): Handle 'Z'.
13746 ['z']: Remove handling of special fild/fist suffixes.
13747 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
13748 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
13749 suffix of fild insn.
13750 (*floatsi<mode>2_vector_mixed): Ditto.
13751 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
13752 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
13753 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13754 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
13755 * config/i386/gas.h (GAS_MNEMONICS): Remove.
13757 2009-04-25 Ben Elliston <bje@au.ibm.com>
13759 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13760 the source of a set operation.
13762 2009-04-25 Anatoly Sokolov <aesok@post.ru>
13764 * target.h (struct gcc_target): Add case_values_threshold field.
13765 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
13766 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
13767 * targhooks.c (default_case_values_threshold): New function.
13768 * targhooks.h (default_case_values_threshold): Declare function.
13769 * stmt.c (expand_case): Use case_values_threshold target hook.
13770 * expr.h (case_values_threshold): Remove declartation.
13771 * expr.c (case_values_threshold): Remove function.
13772 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
13774 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
13775 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13776 (avr_case_values_threshold): Declare as static.
13777 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
13779 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
13780 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13781 (mn10300_case_values_threshold): New function.
13783 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13785 * ira.c (setup_cover_and_important_classes): Add enum cast.
13787 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13789 * genpreds.c (write_enum_constraint_num): Output definition of
13790 CONSTRAINT_NUM_DEFINED_P macro.
13791 * ira.c (setup_cover_and_important_classes): Use
13792 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13794 2009-04-24 DJ Delorie <dj@redhat.com>
13796 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13797 __SH2A_SINGLE_ONLY__ also.
13799 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13801 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13802 (movdf_internal): Ditto.
13803 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13804 SFmode and DFmode constants.
13805 (ia64_print_operand): Add 'G' format for printing
13806 floating point constants.
13808 2009-04-24 Richard Guenther <rguenther@suse.de>
13810 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13811 from unsigned additions.
13813 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13815 * c-typeck.c (set_init_index): Allow array designators that are
13816 not integer constant expressions with a pedwarn if pedantic.
13818 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13820 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13821 zero if no overlap in nonzero bits between the operands.
13823 2009-04-24 Ian Lance Taylor <iant@google.com>
13825 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13826 (record_dead_and_set_regs): Likewise.
13827 * df.h (struct df_mw_hardreg): Change flags field to int.
13828 (struct df_base_ref): Likewise.
13829 (struct df): Change changeable_flags field to int.
13830 * df-scan.c (df_defs_record): Change clobber_flags to int.
13831 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13832 constants rather than #define macros.
13833 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13834 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13835 (enum dwarf_calling_convention): Likewise.
13836 (enum dwarf_line_number_x_ops): Likewise.
13837 (enum dwarf_call_frame_info): Likewise.
13838 (enum dwarf_source_language): Likewise.
13839 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13840 (add_calling_convention_attribute): Likewise.
13841 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13842 (combine_comparisons): Change compcode to int. Add cast to enum type.
13843 * genrecog.c (maybe_both_true_2): Change c to int.
13844 (write_switch): Likewise. Add cast to enum type.
13845 * gimplify.c (gimplify_omp_for): Handle return values from
13846 gimplify_expr using MIN rather than bitwise or.
13847 (gimplify_expr): Add cast to enum type.
13848 * ipa-prop.c (update_jump_functions_after_inlining): Change
13849 IPA_BOTTOM to IPA_JF_UNKNOWN.
13850 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13851 Add casts to enum type.
13852 (setup_cover_and_important_classes): Change cl to int. Add casts
13854 (setup_class_translate): Change cl and mode to int.
13855 (ira_init_once): Change mode to int.
13856 (free_register_move_costs): Likewise.
13857 (setup_prohibited_mode_move_regs): Add casts to enum type.
13858 * langhooks.c (add_builtin_function_common): Rework assertion that
13859 value fits bitfield.
13860 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13861 * omega.c (omega_do_elimination): Avoid math on enum types.
13862 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13863 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13864 int local to handle integral_argment value.
13865 * regmove.c (try_auto_increment): Change PUT_MODE to
13867 * reload.c (push_secondary_reload): Add casts to enum type.
13868 (secondary_reload_class, find_valid_class): Likewise.
13869 * reload1.c (emit_input_reload_insns): Likewise.
13870 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13871 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13872 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13874 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13875 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13877 (expand_complex_libcall): Add casts to enum type.
13878 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13879 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13880 with ERROR_MARK, not NUM_TREE_CODES.
13881 (vect_create_epilog_for_reduction): Likewise.
13882 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13883 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13884 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13886 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13887 vect_unused_in_loop. Change 0 to loop_vect.
13888 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13889 * var-tracking.c (get_init_value): Change return type to enum
13891 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13892 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13894 (arm_override_options): Add casts to enum type.
13895 (arm_emit_tls_decoration): Likewise.
13896 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13898 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13899 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13900 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13902 * config/s390/s390.c (code_for_builtin_64): Change to array of
13904 (code_for_builtin_31): Likewise.
13905 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13907 * config/sparc/sparc.c (sparc_override_options): Change value
13908 field in struct code_model to enum cmodel. In initializer change
13909 0 to NULL and add cast to enum type.
13911 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13912 Change all callers. Issue a -Wc++-compat warning using
13913 lhs_origtype if necessary.
13914 (convert_for_assignment): Issue -Wc++-compat warnings about
13915 invalid conversions to enum type on assignment.
13916 * c-common.h (build_modify_expr): Update declaration.
13918 2009-04-24 Nick Clifton <nickc@redhat.com>
13920 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13921 (function_arg_advance): Likewise.
13922 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13925 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13927 * config/s390/constraints.md ('I', 'J'): Fix condition.
13929 2009-04-24 Diego Novillo <dnovillo@google.com>
13931 * gengtype-parse.c (parse_error): Add newline after message.
13933 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13935 * config/i386/sse.md (avxmodesuffixs): Removed.
13936 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13937 (*avx_pinsr<ssevecsize>): This.
13939 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13941 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13942 follow chains of regs with a single definition, and allow expressions
13943 that are function_invariant_p.
13944 (simple_rhs_p): Allow expressions that are function_invariant_p.
13946 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13948 PR middle-end/39867
13949 * fold-const.c (fold_cond_expr_with_comparison): When folding
13950 > and >= to MAX, make sure the MAX uses the same type as the
13951 comparison's operands.
13953 2009-04-24 Nick Clifton <nickc@redhat.com>
13955 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13956 addressing for DImode accesses.
13957 (frv_print_operand_address): Handle PLUS case.
13958 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13960 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13962 PR rtl-optimization/39794
13963 * alias.c (canon_true_dependence): Add x_addr argument.
13964 * rtl.h (canon_true_dependence): Adjust prototype.
13965 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13966 * cselib.c (cselib_invalidate_mem): Likewise.
13967 * gcse.c (compute_transp): Likewise.
13968 * dse.c (scan_reads_nospill): Likewise.
13969 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13970 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13971 canon_base_addr of the group, plus optional offset.
13972 (struct group_info): Rename canon_base_mem to
13974 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13975 canon_rtx of base_mem.
13977 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13979 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13980 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13982 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13984 * config/spu/spu-builtins.h: Delete file.
13986 * config/spu/spu.h (enum spu_builtin_type): Move here from
13988 (struct spu_builtin_description): Likewise. Add GTY marker.
13989 Do not use enum spu_function_code or enum insn_code.
13990 (spu_builtins): Add extern declaration.
13992 * config/spu/spu.c: Do not include "spu-builtins.h".
13993 (enum spu_function_code, enum spu_builtin_type_index,
13994 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13995 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13996 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13997 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13998 (spu_builtin_types): Make static. Add GTY marker.
13999 (spu_builtins): Add extern declaration with GTY marker.
14000 Include "gt-spu.h".
14002 * config/spu/spu-c.c: Do not include "spu-builtins.h".
14003 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
14004 Check programmatically whether all parameters are scalar.
14006 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
14008 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
14010 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
14011 assignment from the constructor either if the target is volatile.
14013 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
14015 * config/arm/arm.md (insv): Do not share operands[0].
14017 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
14019 * config/vxlib-tls.c (active_tls_threads): Delete.
14020 (delete_hook_installed): New.
14021 (tls_delete_hook): Don't delete the delete hook.
14022 (tls_destructor): Delete it here.
14023 (__gthread_set_specific): Adjust installing the delete hook.
14024 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
14025 __gthread_leave_tsd_dtor_context.
14027 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
14029 * c-format.c (gcc_tdiag_char_table): Add support for %E.
14031 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
14033 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
14035 (alpha_rtx_costs): Ditto.
14036 (emit_unlikely_jump): Use add_reg_note.
14037 (emit_frame_store_1): Ditto.
14038 (alpha_expand_prologue): Ditto.
14039 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14040 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
14042 2009-04-23 Nick Clifton <nickc@redhat.com>
14044 * config/v850/v850.md (epilogue): Remove suppressed code.
14045 (return): Rename to return_simple and remove test of frame size.
14046 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
14047 to gen_return_simple.
14049 2009-04-22 Jing Yu <jingyu@google.com>
14052 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
14054 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14057 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
14058 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
14059 value is a VECTOR_CST, the element type is the element type of the
14062 2009-04-22 DJ Delorie <dj@redhat.com>
14064 * config/m32c/m32c.h: Update GTY annotations to new syntax.
14066 2009-04-22 Jakub Jelinek <jakub@redhat.com>
14068 * alias.c (find_base_term): Move around LO_SUM case, so that
14069 CONST falls through into PLUS/MINUS handling.
14072 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
14073 into 0, use omit_one_operand.
14075 2009-04-23 Ben Elliston <bje@au.ibm.com>
14077 * config/rs6000/linux-unwind.h (get_regs): Remove type
14078 puns. Change the type of `pc' to an array of unsigned ints and
14079 update all users. Constify frame24.
14081 2009-04-22 DJ Delorie <dj@redhat.com>
14083 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
14084 declarations before code.
14085 (current_function_special_page_vector): Likewise.
14086 (m32c_expand_insv): Silence a warning.
14088 2009-04-21 Taras Glek <tglek@mozilla.com>
14090 * alias.c: Update GTY annotations to new syntax.
14091 * basic-block.h: Likewise.
14092 * bitmap.h: Likewise.
14093 * c-common.h: Likewise.
14094 * c-decl.c: Likewise.
14095 * c-parser.c: Likewise.
14096 * c-pragma.c: Likewise.
14097 * c-tree.h: Likewise.
14098 * cfgloop.h: Likewise.
14099 * cgraph.h: Likewise.
14100 * config/alpha/alpha.c: Likewise.
14101 * config/arm/arm.h: Likewise.
14102 * config/avr/avr.h: Likewise.
14103 * config/bfin/bfin.c: Likewise.
14104 * config/cris/cris.c: Likewise.
14105 * config/darwin.c: Likewise.
14106 * config/frv/frv.c: Likewise.
14107 * config/i386/i386.c: Likewise.
14108 * config/i386/i386.h: Likewise.
14109 * config/i386/winnt.c: Likewise.
14110 * config/ia64/ia64.h: Likewise.
14111 * config/iq2000/iq2000.c: Likewise.
14112 * config/mips/mips.c: Likewise.
14113 * config/mmix/mmix.h: Likewise.
14114 * config/pa/pa.c: Likewise.
14115 * config/pa/pa.h: Likewise.
14116 * config/rs6000/rs6000.c: Likewise.
14117 * config/s390/s390.c: Likewise.
14118 * config/sparc/sparc.c: Likewise.
14119 * config/xtensa/xtensa.c: Likewise.
14120 * cselib.h: Likewise.
14121 * dbxout.c: Likewise.
14122 * dwarf2out.c: Likewise.
14123 * except.c: Likewise.
14124 * except.h: Likewise.
14125 * fixed-value.h: Likewise.
14126 * function.c: Likewise.
14127 * function.h: Likewise.
14128 * gimple.h: Likewise.
14129 * integrate.c: Likewise.
14130 * optabs.c: Likewise.
14131 * output.h: Likewise.
14132 * real.h: Likewise.
14134 * stringpool.c: Likewise.
14135 * tree-data-ref.c: Likewise.
14136 * tree-flow.h: Likewise.
14137 * tree-scalar-evolution.c: Likewise.
14138 * tree-ssa-address.c: Likewise.
14139 * tree-ssa-alias.h: Likewise.
14140 * tree-ssa-operands.h: Likewise.
14141 * tree.c: Likewise.
14142 * tree.h: Likewise.
14143 * varasm.c: Likewise.
14144 * varray.h: Likewise.
14146 * coretypes.h: Do not define GTY macro if it is already defined.
14147 * doc/gty.texi: Update GTY documentation to new syntax.
14148 * gengtype-lex.l: Enforce attribute-like syntax for GTY
14149 annotations on structs.
14150 * gengtype-parse.c: Likewise.
14152 2009-04-22 Mark Heffernan <meheff@google.com>
14154 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
14156 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
14158 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
14161 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
14163 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
14164 the same as a PLUS without a shift. Increase the cost of a
14167 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14169 * Makefile.in: Update dependencies.
14170 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
14171 * errors.h: Remove bogus comment about compatibility.
14172 (warning): Update declaration.
14173 * genautomata.c: Update all calls to warning.
14174 * gimple.c: Do not include errors.h. Include toplev.h.
14175 * tree-ssa-structalias.c: Do not include errors.h.
14176 * omega.c: Likewise.
14177 * tree-ssa-reassoc.c: Likewise.
14178 * config/spu/spu-c.c: Likewise.
14179 * config/spu/t-spu-elf: Update dependencies.
14181 2009-04-22 Richard Guenther <rguenther@suse.de>
14183 PR tree-optimization/39824
14184 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
14185 make sure the types are compatible.
14187 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14190 * c-common.c (c_parse_error): Take a token_flags parameter.
14191 Use token_type for the token type instead.
14192 Pass token_flags to cpp_type2name.
14193 * c-common.h (c_parse_error): Update declaration.
14194 * c-parser.c (c_parser_error): Pass 0 as token flags.
14196 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
14198 PR rtl-optimization/39580
14199 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
14201 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14203 * function.c (expand_function_end): Do not emit a jump to the "naked"
14204 return label for fall-through returns.
14205 * except.c (sjlj_emit_function_exit): Always place the call to the
14206 unregister function at the location installed by expand_function_end.
14208 2009-04-22 Richard Guenther <rguenther@suse.de>
14210 PR tree-optimization/39845
14211 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
14212 (gen_inbound_check): Likewise.
14214 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
14216 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
14218 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
14219 * config/vxlib.c (__gthread_once): Add race guard for PPC.
14221 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14223 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
14224 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
14225 shift counts to avoid out-of-bounds array accesses.
14227 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14229 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
14230 (Pmode): Move above.
14232 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
14234 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
14235 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
14236 GET_CODE macro. Use IN_RANGE macro where appropriate.
14237 * config/alpha/alpha.h: Ditto.
14238 * config/alpha/alpha.md: Ditto.
14239 * config/alpha/constraints.md: Ditto.
14240 * config/alpha/predicates.md: Ditto.
14242 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14244 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
14245 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14246 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14247 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14248 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14249 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14250 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14251 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14252 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14253 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14254 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14255 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14256 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14257 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14258 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14259 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14260 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14261 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14262 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14263 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14264 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14265 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14266 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14267 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14268 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14269 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14270 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14272 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14274 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
14275 references from comments.
14276 * cfgbuild.c: (count_basic_blocks): Delete.
14277 (find_basic_blocks_1): Delete.
14278 (find_basic_blocks): Delete.
14279 * except.c (finish_eh_generation): Make static. Move comment from
14280 except.h here. Remove find_basic_blocks references from comments.
14281 * except.h (finish_eh_generation): Delete.
14282 * basic-block.h (find_basic_blocks): Delete.
14283 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
14285 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
14287 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
14288 (sdbout_parms): Likewise.
14290 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14292 * config/sh/sh.c (prepare_cbranch_operands): Use
14293 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
14294 (expand_cbranchdi4): Likewise.
14295 (from_compare): Add cast to enum type.
14296 (expand_cbranchsi4): Use add_reg_note.
14297 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
14298 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
14299 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
14300 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14301 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
14302 instead of CODE_FOR_nothing.
14303 (cbranchdi4): Likewise. Fix the order of arguments for
14305 (push_fpscr): Use add_reg_note.
14306 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
14307 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
14309 2009-04-21 Joseph Myers <joseph@codesourcery.com>
14311 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
14312 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
14313 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
14314 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
14315 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
14316 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
14317 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
14318 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
14319 config/alpha/x-vms, config/arc/t-arc,
14320 config/arm/README-interworking, config/arm/arm-c.c,
14321 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
14322 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
14323 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
14324 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
14325 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
14326 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
14327 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
14328 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
14329 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
14330 config/cris/t-elfmulti, config/crx/t-crx,
14331 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
14332 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
14333 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
14334 config/h8300/t-h8300, config/i386/athlon.md,
14335 config/i386/darwin-libgcc.10.4.ver,
14336 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
14337 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
14338 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
14339 config/i386/t-linux64, config/i386/t-nwld,
14340 config/i386/t-rtems-i386, config/i386/t-sol2-10,
14341 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
14342 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
14343 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
14344 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
14345 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
14346 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
14347 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
14348 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
14349 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
14350 config/m68k/t-uclinux, config/mcore/t-mcore,
14351 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
14352 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
14353 config/mips/crtn.asm, config/mips/irix-crti.asm,
14354 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
14355 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
14356 config/mips/mips-fixed.md, config/mips/sb1.md,
14357 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
14358 config/mips/t-iris6, config/mips/t-isa3264,
14359 config/mips/t-libgcc-mips16, config/mips/t-linux64,
14360 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
14361 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
14362 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
14363 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
14364 config/mn10300/t-linux, config/mn10300/t-mn10300,
14365 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
14366 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
14367 config/picochip/libgccExtras/clzsi2.asm,
14368 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
14369 config/rs6000/darwin-libgcc.10.4.ver,
14370 config/rs6000/darwin-libgcc.10.5.ver,
14371 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
14372 config/rs6000/t-aix43, config/rs6000/t-aix52,
14373 config/rs6000/t-darwin, config/rs6000/t-fprules,
14374 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
14375 config/rs6000/t-lynx, config/rs6000/t-netbsd,
14376 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
14377 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
14378 config/rs6000/t-rtems, config/rs6000/t-spe,
14379 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
14380 config/score/t-score-elf, config/sh/divcost-analysis,
14381 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
14382 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
14383 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
14384 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
14385 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
14386 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
14387 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
14388 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
14389 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
14390 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
14391 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
14392 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
14393 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
14394 limitx.h, version.c, xcoff.h: Add copyright and license notices.
14395 * config/h8300/genmova.sh: Include copyright and license notices
14396 in generated output.
14397 * config/h8300/mova.md: Regenerate.
14398 * doc/install.texi2html: Include word "Copyright" in copyright
14399 notice and use name "Free Software Foundation, Inc.".
14400 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
14401 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
14402 ChangeLog-2007, ChangeLog-2008: Correct dates.
14404 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
14406 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
14407 NE_EXPR operations as well.
14408 * c-parser.c (c_parser_condition): Do not set location information on
14410 (c_parser_conditional_expression): Likewise.
14411 (c_parser_binary_expression): Set location information on operators.
14412 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
14413 TRUTH_NOT_EXPR has been folded.
14414 * fold-const.c (fold_truth_not_expr): Copy location information from
14415 the incoming expression to the outgoing one.
14416 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
14417 recursive calls on the LHS of the operator but pass that of the
14418 operator to recursive calls on the RHS of the operator. Set it
14420 (shortcut_cond_expr): Set the locus of the operator on the second
14421 COND_EXPR and that of the expression on the first in degenerate cases.
14422 Pass the locus of the expression to calls to shortcut_cond_r.
14423 Set the locus of the 'then' block on the associated jump, if any.
14424 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
14425 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
14426 expression to call to gimplify_boolean_expr.
14428 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
14430 * config.gcc: Add additional configuration for
14431 i686-w64-mingw* and x86_64-w64-mingw* triplet.
14432 * config/i386/mingw-w64.h: New mingw-w64 specific header.
14433 (CPP_SPEC): Redefine for allowing -municode option.
14434 (STARTFILE_SPEC): Likewise.
14435 * config/i386/t-mingw-w64: New.
14436 * config/i386/mingw-w64.opt: New.
14437 (municode): Add new target option.
14438 * doc/invoke.texi (municode): Add documentation for new option.
14440 2009-04-21 Ian Lance Taylor <iant@google.com>
14442 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14443 Correct test for number of arguments.
14444 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
14446 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
14448 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
14449 argument of emit_library_call.
14451 2009-04-21 Richard Guenther <rguenther@suse.de>
14453 PR middle-end/39829
14454 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
14455 inside VIEW_CONVERT_EXPRs.
14457 2009-04-21 Martin Jambor <mjambor@suse.cz>
14459 * tree-switch-conversion.c (build_constructors): Split a long line.
14460 (constructor_contains_same_values_p): New function.
14461 (build_one_array): Create assigns of constants if possible, do not
14462 call mark_sym_for_renaming, call update_stmt.
14463 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
14464 make_rename_temp. Do not call mark_symbols_for_renaming, call
14466 (gen_def_assigns): Do not call mark_symbols_for_renaming or
14467 find_new_referenced_vars, call update_stmt.
14468 (gen_inbound_check): Use create_tmp_var and create ssa names manually
14469 instead of calling make_rename_temp. Do not call
14470 find_new_referenced_vars or mark_symbols_for_renaming, call
14473 2009-04-21 Richard Guenther <rguenther@suse.de>
14475 PR tree-optimization/39827
14476 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
14477 (tree_ssa_phiprop): Pass the correct array size.
14479 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
14481 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
14483 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
14486 * c-typeck.c (lvalue_p): Move declaration ...
14487 * c-common.h (lvalue_p): ... to here.
14488 * c-common.c (candidate_equal_p): New.
14489 (add_tlist): Use it.
14490 (merge_tlist): Use it.
14491 (warn_for_collisions_1): Likewise.
14492 (warning_candidate_p): Accept more candidates.
14493 (verify_tree): A warning candidate can be an expression. Use
14496 2009-04-21 Ben Elliston <bje@au.ibm.com>
14499 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
14500 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
14501 options. Remove -mcall-solaris documentation.
14503 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14506 * doc/invoke.texi (-Wlong-long): Update description.
14507 * c-lex (interpret_integer): Only warn if there was no previous
14508 overflow and -Wlong-long is enabled.
14509 * c-decl.c (declspecs_add_type): Drop redundant flags.
14510 * c.opt (Wlong-long): Init to -1.
14511 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
14512 and front-end warn_long_long. Wlong-long only depends on other
14513 flags if it is uninitialized.
14514 * c-parser.c (disable_extension_diagnostics): warn_long_long is
14515 the same for CPP and FE.
14516 (restore_extension_diagnostics): Likewise.
14518 2009-04-20 Ian Lance Taylor <iant@google.com>
14520 Fix enum conversions which are invalid in C++:
14521 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
14522 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
14523 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
14524 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
14525 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
14526 (dbxout_parms): Likewise.
14527 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
14528 (df_clear_flags): Likewise.
14529 * df-problems.c (df_rd_bb_local_compute_process_def): Change
14530 top_flag parameter to int.
14531 (df_chain_create_bb_process_use): Likewise.
14532 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
14534 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
14535 (df_ref_create_structure, df_def_record_1): Likewise.
14536 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
14537 (df_notes_rescan): Change 0 to VOIDmode in function call.
14538 (df_get_call_refs, df_insn_refs_collect): Likewise.
14539 (df_bb_regs_collect): Likewise.
14540 (df_entry_block_defs_collect): Likewise.
14541 (df_exit_block_uses_collect): Likewise.
14542 * df.h: Update declarations.
14543 * double-int.c (double_int_divmod): Add cast to enum type.
14544 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
14545 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
14546 (based_loc_descr): Likewise.
14547 (loc_descriptor_from_tree_1): Change first_op and second_op to
14548 enum dwarf_location_atom. Add cast to enum type.
14549 * expmed.c (init_expmed): Change 0 to SET in function call.
14550 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
14551 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
14552 (do_store_flag): Likewise.
14553 * fixed-value.h (struct fixed_value): Change mode to enum
14555 * function.c (assign_parms): Change 0 to VOIDmode in function call.
14556 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
14558 (insert_insn_decl, insert_decl, insert_state): Likewise.
14559 (automata_list_finish): Likewise.
14560 * genrecog.c (process_define_predicate): Add cast to enum type.
14561 * gensupport.c (init_predicate_table): Add cast to enum type.
14562 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
14564 (gimple_build_call_1, gimple_build_label): Likewise.
14565 (gimple_build_goto, gimple_build_asm_1): Likewise.
14566 (gimple_build_switch_1, gimple_build_cdt): Likewise.
14567 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
14568 (enum fallback): Rename from enum fallback_t.
14569 (fallback_t): Typedef as int.
14570 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
14571 GSI_SAME_STMT in function call.
14572 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
14574 (setup_reg_class_relations): Likewise.
14575 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
14576 (setup_prohibited_class_mode_regs): Add cast to enum type.
14577 (setup_prohibited_mode_move_regs): Likewise.
14578 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
14579 (record_address_regs): Change i to enum reg_class.
14580 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
14581 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
14582 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
14583 (GET_MODE_2XWIDER_MODE): Likewise.
14584 (GET_CLASS_NARROWEST_MODE): Likewise.
14585 * omp-low.c (expand_omp_for): Add cast to enum type.
14586 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
14587 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
14588 * postreload.c (reload_cse_simplify_operands): Change rclass local
14590 * predict.c (combine_predictions_for_insn): Change best_predictor
14591 and predictor to enum br_predictor.
14592 (combine_predictions_for_bb): Likewise.
14593 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
14594 use SET_PREDICT_EXPR_OUTCOME.
14595 * real.c (real_arithmetic): Change icode to code in function call.
14596 * reginfo.c (init_move_cost): Add casts to enum type.
14597 (init_reg_sets_1, init_fake_stack_mems): Likewise.
14598 * regmove.c (regclass_compatible_p): Change class0 and class1 to
14600 * reload.c (find_valid_class): Add casts to enum type.
14601 (push_reload): Change 0 to NO_REGS in function call.
14602 (find_reloads): Change this_alternative to array of enum
14603 reg_class. Remove some now-unnecessary casts.
14604 (make_memloc): Change 0 to VOIDmode in function call.
14605 * reload1.c (reload): Change 0 to VOIDmode in function call.
14606 (eliminate_regs_1, elimination_effects): Likewise.
14607 (eliminate_regs_in_insn): Likewise.
14608 (emit_input_reload_insns): Add cast to enum type.
14609 (delete_output_reload): Change 0 to VOIDmode in function call.
14610 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
14611 to enum type in function call.
14612 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
14613 (SET_PREDICT_EXPR_OUTCOME): Define.
14614 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
14615 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
14616 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
14617 (dump_function): Likewise.
14618 * tree-dump.h: Update declarations.
14619 * tree-pass.h: Update declarations.
14620 * varasm.c (assemble_integer): Change mclass to enum mode_class.
14621 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
14623 (arm_rtx_costs_1): Correct parenthesization.
14624 (arm_rtx_costs): Add casts to enum type.
14625 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
14626 (vfp_emit_fstmd): Use add_rg_note.
14627 (emit_multi_reg_push, emit_sfm): Likewise.
14628 (thumb_set_frame_pointer): Likewise.
14629 (arm_expand_prologue): Likewise.
14630 (arm_regno_class): Change return type to enum reg_class.
14631 (thumb1_expand_prologue): Use add_reg_note.
14632 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
14633 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
14635 * config/arm/gentune.sh: Add cast to enum type.
14636 * config/arm/arm-tune.md: Rebuild.
14637 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
14638 (ix86_split_fp_branch, predict_jump): Likewise.
14639 (ix86_expand_multi_arg_builtin): Change sub_code from enum
14640 insn_code to enum rtx_code.
14641 (ix86_builtin_vectorized_function): Add cast to enum type.
14642 * config/i386/i386.md (truncdfsf2): Change slot to enum
14644 (truncxf<mode>2, isinf<mode>2): Likewise.
14645 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
14647 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
14648 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
14649 (insert_bundle_state): Change 1 to INSERT in function call.
14650 (ia64_add_bundle_selector_before): Likewise.
14651 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
14652 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
14653 (restore_stack_nonlocal): Likewise.
14654 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
14656 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
14658 (mips_rtx_costs): Likewise.
14659 (mips_override_options): Add casts to enum type.
14660 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
14662 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
14663 (store_reg, set_reg_plus_d): Likewise.
14664 (hppa_expand_prologue, hppa_profile_hook): Likewise.
14665 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14667 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
14669 (emit_unlikely_jump): Use add_reg_note.
14670 (rs6000_emit_allocate_stack): Likewise.
14671 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
14672 (output_toc): Change 1 to INSERT in function call.
14673 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
14674 (rs6000_initialize_trampoline): Likewise.
14675 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
14677 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
14678 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
14679 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
14680 (save_gprs): Use add_reg_note.
14681 (s390_emit_prologue): Likewise.
14682 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14683 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
14684 (sparc_fold_builtin): Add cast to enum type.
14685 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
14687 (spu_expand_prologue): Use add_reg_note.
14688 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
14690 2009-04-20 Ian Lance Taylor <iant@google.com>
14692 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
14693 (c_parser_postfix_expression_after_primary): Get VEC for list of
14694 arguments. Get original types of arguments. Call
14695 build_function_call_vec.
14696 (cached_expr_list_1, cached_expr_list_2): New static variables.
14697 (c_parser_expr_list): Change return type to VEC *. Add
14698 p_orig_types parameter. Change all callers.
14699 (c_parser_release_expr): New static function.
14700 (c_parser_vec_to_tree_list): New static function.
14701 * c-typeck.c (build_function_call): Rewrite to build a VEC and
14702 call build_function_call_vec.
14703 (build_function_call_vec): New function, based on old
14704 build_function_call.
14705 (convert_arguments): Remove nargs and argarray parameters. Change
14706 values to a VEC. Add origtypes parameter.
14707 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
14708 (convert_for_assignment): Add origtype parameter. Change all
14709 callers. If warn_cxx_compat, check for conversion to an enum
14710 type when calling a function.
14711 (store_init_value): Add origtype parameter. Change all callers.
14712 (digest_init): Likewise.
14713 (struct init_node): Add origtype field.
14714 (add_pending_init): Add origtype parameter. Change all callers.
14715 (output_init_element): Likewise.
14716 (output_pending_init_elements): Pass origtype from init_node to
14717 output_init_element.
14718 (process_init_element): Pass origtype from c_expr to
14719 output_init_element.
14720 (c_finish_return): Add origtype parameter. Change all callers.
14721 * c-common.c (sync_resolve_size): Change params to VEC *. Change
14723 (sync_resolve_params): Likewise.
14724 (sync_resolve_return): Change params to first_param. Change caller.
14725 (resolve_overloaded_builtins): Change params to VEC *. Change
14726 callers. Save first parameter around call to build_function_call_vec.
14727 * c-decl.c (finish_decl): Add origtype parameter. Change all
14728 callers. Call build_function_call_vec rather than
14729 build_function_call for cleanup.
14730 * c-tree.h: Update declarations.
14731 * c-common.h: Update declarations.
14732 * stub-objc.c (objc_rewrite_function_call): Change parameter from
14733 params to first_param.
14734 * target.h (struct gcc_target): Change resolve_overloaded_builtin
14735 params parameter from tree to void *.
14736 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14737 Change arglist parameter to have type void *, and to be a pointer
14739 * config/rs6000/rs6000-protos.h
14740 (altivec_resolve_overloaded_builtin): Update declaration.
14741 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
14742 fnargs parameter to have type void *, and to be a pointer to a
14743 VEC. Call build_function_call_vec instead of
14744 build_function_call.
14745 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
14747 2009-04-20 Joey Ye <joey.ye@intel.com>
14748 Xuepeng Guo <xuepeng.guo@intel.com>
14749 H.J. Lu <hongjiu.lu@intel.com>
14751 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
14753 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
14754 (IX86_LEA_PRIORITY): Likewise.
14755 (distance_non_agu_define): New function.
14756 (distance_agu_use): Likewise.
14757 (ix86_lea_for_add_ok): Likewise.
14758 (ix86_dep_by_shift_count): Likewise.
14760 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14761 should split for LEA.
14763 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14765 (ix86_dep_by_shift_count): Likewise.
14767 2009-04-20 Richard Guenther <rguenther@suse.de>
14769 * expr.c (handled_component_p): Move ...
14770 * tree.h (handled_component_p): ... here.
14771 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
14772 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
14773 and REALPART_EXPR to be in one group.
14775 2009-04-20 Richard Guenther <rguenther@suse.de>
14777 * basic-block.h (get_all_dominated_blocks): Declare.
14778 * dominance.c (get_all_dominated_blocks): New function.
14779 * tree-cfg.c (get_all_dominated_blocks): Remove.
14780 (remove_edge_and_dominated_blocks): Adjust.
14781 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
14782 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
14783 instead of recursing.
14785 2009-04-20 Doug Kwan <dougkwan@google.com>
14787 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14788 (struct cgraph_node_set_def): New type.
14789 (cgraph_node_set) New type. Also declare vector functions.
14790 (struct cgraph_node_set_element_def): New type.
14791 (cgraph_node_set_element): Ditto.
14792 (cgraph_node_set_iterator): New iterator type.
14793 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14794 cgraph_node_set_remove, dump_cgraph_node_set,
14795 debug_cgraph_node_set): New prototypes.
14796 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14797 cgraph_node_set_size): New inlines.
14798 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14799 including cgraph.h.
14800 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14801 argument to function 'write_summary'.
14802 * ipa.c: Include ggc.h.
14803 (hash_cgraph_node_set_element,
14804 eq_cgraph_node_set_element, cgraph_node_set_new,
14805 cgraph_node_set_add, cgraph_node_set_remove,
14806 cgraph_node_set_find, dump_cgraph_node_set,
14807 debug_cgraph_node_set): New functions.
14808 * Makefile.in (ipa.o): Add dependency on GGC_H.
14810 2009-04-20 Ira Rosen <irar@il.ibm.com>
14812 PR tree-optimization/39675
14813 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14814 check of the return code of vect_schedule_slp. Check that
14815 stmt_vec_info still exists for the statement, before checking its
14816 vectorization type.
14818 2009-04-20 Michael Matz <matz@suse.de>
14820 * Makefile.in (generated_files): Take out $(simple_generated_c).
14822 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14824 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14825 (UINTPTR_TYPE): Likewise.
14827 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14830 * c-typeck.c (digest_init): Check for initializing an array with a
14833 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14836 * c-semantics.c (pop_stmt_list): Propagate
14837 STATEMENT_LIST_HAS_LABEL to parent statement list.
14839 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14841 * config/mips/mips.h (mips_tune_attr): New macro.
14842 * config/mips/mips.md (cpu): Use it.
14844 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14847 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14850 2009-04-19 Diego Novillo <dnovillo@google.com>
14852 * toplev.c (compile_file): Move call to coverage_finish ...
14853 * cgraphunit.c (ipa_passes): ... here.
14854 Call cgraph_process_new_functions.
14855 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14856 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14858 2009-04-19 Jan Hubicka <jh@suse.cz>
14860 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14862 (dump_cgraph_node): Dump can throw external flag.
14863 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14865 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14869 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14870 * common.opt (Wlogical-op): Move from here...
14871 * c.opt (Wlogical-op): ... to here.
14872 * c-typeck.c (parser_build_binary_op): Update call to
14873 warn_logical_operator.
14874 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14876 * c-common.c (warn_logical_op): Update.
14877 * c-common.h (warn_logical_op): Update declaration.
14879 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14881 * tree.c (protected_set_expr_location): Fix formatting.
14883 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14886 * c-typeck.c (readonly_warning): new.
14887 (build_unary_op, build_modify_expr): Use readonly_warning for
14888 storing into something readonly but not const-qualified.
14890 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14893 * c-typeck.c (build_unary_op): Check for taking address of
14894 expression of type void.
14896 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14899 * c-typeck.c (build_function_call): Check for calling a function
14900 with qualified void return types. Call require_complete_type when
14903 2009-04-18 Jan Hubicka <jh@suse.cz>
14905 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14907 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14908 can_throw_external flag.
14909 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14910 * ipa-pure-const.c (ignore_edge): New function.
14911 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14912 only over can_throw_external edges.
14913 (local_pure_const): Add nothrow flag.
14914 * ipa-utils.c (searchc): Add ignore_edge callback.
14915 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14916 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14917 (set_nothrow_function_flags): Update cgraph.
14918 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14920 2009-04-18 Richard Guenther <rguenther@suse.de>
14922 PR middle-end/39804
14923 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14924 (fold_stmt): ... this and ...
14925 (fold_stmt_inplace): ... this.
14926 (fold_stmt_1): Fold references in calls and asms.
14927 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14929 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14931 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14932 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14934 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14936 * tree.c (function_args_count): Remove.
14937 * tree.h: Remove the prototype for function_args_count.
14939 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14941 * tree-iterator.c (expr_only): Remove.
14942 * tree.h: Remove the prototype for expr_only.
14944 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14946 * reginfo.c (cannot_change_mode_set_regs): Remove.
14947 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14949 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14951 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14952 whether operands 0 and 1 overlaps.
14954 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14956 PR middle-end/36902
14957 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14958 pointer. Use warning_at instead of warning.
14959 (search_for_addr_array): Likewise.
14960 (check_array_bounds): Likewise.
14961 (check_all_array_refs): Check that the incoming edge is not in the
14962 list of edges to be removed.
14963 (check_all_array_refs): Avoid the temporal pointer.
14964 (vrp_visit_cond_stmt): Fix typo.
14965 (simplify_switch_using_ranges): Handle the case where the switch
14966 index is an integer constant.
14968 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14970 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14972 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14974 * doc/extend.texi, doc/invoke.texi: Fix typos.
14976 2009-04-17 Cary Coutant <ccoutant@google.com>
14978 * tree-flow-inline.h (get_lineno): Fix inverted test.
14980 2009-04-17 Diego Novillo <dnovillo@google.com>
14982 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14983 assertion for AVAIL_OUT.
14985 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14988 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14989 * config/sh/linux-atomic.asm: Likewise.
14991 2009-04-17 Diego Novillo <dnovillo@google.com>
14993 * except.c (debug_eh_tree): New.
14994 (struct eh_region, struct eh_status): Move ...
14995 * except.h: ... here.
14996 (add_type_for_runtime): Declare extern.
14997 (lookup_type_for_runtime): Likewise.
14998 (debug_eh_tree): Declare.
14999 * Makefile.in (GTFILES): List except.h before except.c
15001 2009-04-17 Diego Novillo <dnovillo@google.com>
15003 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
15004 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
15005 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
15006 (find_vars_r): ... here.
15007 * tree-flow.h (find_referenced_vars_in): Declare.
15008 * tree-ssa-pre.c (create_expression_by_pieces): Assert
15009 that AVAIL_OUT exists for BLOCK.
15010 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
15011 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
15012 (tree-parloops.o): Likewise.
15014 2009-04-17 Simon Baldwin <simonb@google.com>
15016 * toplev.c (default_tree_printer): Add handling for %E format.
15018 2009-04-17 Diego Novillo <dnovillo@google.com>
15020 * tree-pretty-print.c (dump_generic_node): Add break after
15021 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
15022 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
15023 FUNCTION_TYPE together. Call print_struct_decl when printing
15024 structures and TDF_SLIM is not given.
15025 (print_struct_decl): Fix logic for detecting recursion.
15027 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
15030 * gcc.c (create_at_file): New.
15031 (compile_input_file_p): New.
15032 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
15033 * main.c (main): Update call to toplev_main.
15034 * toplev.c (toplev_main): Change signature. Call expandargv.
15035 * toplev.h (toplev_main): Change signature.
15037 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
15039 * dwarf2out.c (field_byte_offset): Use the type size as the field size
15040 if the latter is not constant.
15042 2009-04-17 David Edelsohn <edelsohn@gnu.org>
15044 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
15046 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
15048 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
15049 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
15051 2009-04-17 Richard Guenther <rguenther@suse.de>
15053 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15054 Handle component references view-converting an invariant address.
15056 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
15058 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
15059 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
15060 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
15061 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
15062 Use @deftypevr rather than @deftypevar.
15064 2009-04-17 Richard Guenther <rguenther@suse.de>
15066 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
15067 (get_prop_source_stmt): Likewise.
15068 (can_propagate_from): Likewise.
15070 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
15072 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
15073 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
15074 (--with-multilib-list): Add default value.
15075 * configure: Regenerate.
15076 * Makefile.in (TM_ENDIAN_CONFIG): Define.
15077 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
15078 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
15079 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
15080 Don't add default cpu to multilib list unnecessarily, but do enable
15081 the relevant compiler option..
15082 Add support for --with-multilib-list=<blank> and
15083 --with-multilib-list=!<somelib> to supress unwanted multilibs.
15084 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
15085 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
15086 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
15087 TM_MULTILIB_CONFIG.
15088 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
15089 (MULTILIB_OSDIRNAMES): New variable.
15090 * config/sh/t-1e: Delete file.
15091 * config/sh/t-mlib-sh1: Delete file.
15092 * config/sh/t-mlib-sh2: Delete file.
15093 * config/sh/t-mlib-sh2a: Delete file.
15094 * config/sh/t-mlib-sh2a-nofpu: Delete file.
15095 * config/sh/t-mlib-sh2a-single: Delete file.
15096 * config/sh/t-mlib-sh2a-single-only: Delete file.
15097 * config/sh/t-mlib-sh2e: Delete file.
15098 * config/sh/t-mlib-sh3e: Delete file.
15099 * config/sh/t-mlib-sh4: Delete file.
15100 * config/sh/t-mlib-sh4-nofpu: Delete file.
15101 * config/sh/t-mlib-sh4-single: Delete file.
15102 * config/sh/t-mlib-sh4-single-only: Delete file.
15103 * config/sh/t-mlib-sh4a: Delete file.
15104 * config/sh/t-mlib-sh4a-nofpu: Delete file.
15105 * config/sh/t-mlib-sh4a-single: Delete file.
15106 * config/sh/t-mlib-sh4a-single-only: Delete file.
15107 * config/sh/t-mlib-sh4al: Delete file.
15108 * config/sh/t-mlib-sh5-32media: Delete file.
15109 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
15110 * config/sh/t-mlib-sh5-64media: Delete file.
15111 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
15112 * config/sh/t-mlib-sh5-compact: Delete file.
15113 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
15114 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
15115 * doc/install.texi (Options specification): Add
15116 --with-multilib-list and --with-endian.
15118 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
15120 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
15122 (OBJS-common): Add plugin-version.o.
15123 (plugin-version.o): New.
15124 * gcc-plugin.h (plugin_gcc_version): New.
15125 (plugin_default_version_check): New.
15126 (plugin_init_func, plugin_init): Add version argument.
15127 * plugin-version.c: New.
15128 * plugin.c (str_plugin_gcc_version_name): New.
15129 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
15130 pass it to the init function.
15131 (plugin_default_version_check): New.
15133 2009-04-17 Richard Guenther <rguenther@suse.de>
15135 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
15136 for decl-vs-decl disambiguation.
15138 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
15140 * config/s390/s390.h (s390_tune_attr): New macro definition.
15141 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
15143 2009-04-17 Richard Guenther <rguenther@suse.de>
15145 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
15146 (fold_stmt_r): Likewise.
15147 (maybe_fold_reference): New function.
15148 (fold_gimple_assign): Handle cases fold_stmt_r did.
15149 (fold_stmt): Do not use fold_stmt_r.
15150 (fold_stmt_inplace): Likewise.
15152 2009-04-17 Richard Guenther <rguenther@suse.de>
15154 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
15155 (record_equivalences_from_stmt): Remove useless checks and
15157 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
15158 the type is already suitable.
15160 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
15162 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
15164 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
15166 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
15167 (CMPtype): Define as __gcc_CMPtype.
15169 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
15171 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
15172 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
15174 2009-04-17 Richard Guenther <rguenther@suse.de>
15176 PR tree-optimization/39746
15177 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
15178 special-casing for builtins and static variable use/def.
15179 (call_may_clobber_ref_p_1): Likewise.
15181 2009-04-16 Ian Lance Taylor <iant@google.com>
15183 * df.h: Include "timevar.h".
15184 (struct df_problem): Change tv_id field to timevar_id_t.
15185 * tree-pass.h: Include "timevar.h".
15186 (struct opt_pass): Change tv_id field to timevar_id_t.
15187 * timevar.h (timevar_id_t): Define TV_NONE.
15188 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
15189 TV_NONE rather than tv_id != 0.
15190 (execute_one_pass): Likewise.
15191 * Makefile.in (DF_H): Add $(TIMEVAR_H).
15192 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
15193 dependencies to $(TREE_PASS_H).
15194 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
15196 (pass_branch_target_load_optimize2): Likewise.
15197 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
15198 (pass_outof_cfg_layout_mode): Likewise.
15199 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
15200 (pass_rebuild_cgraph_edges): Likewise.
15201 (pass_remove_cgraph_callee_edges): Likewise.
15202 * df-core.c (pass_df_initialize_opt): Likewise.
15203 (pass_df_initialize_no_opt): Likewise.
15204 (pass_df_finish): Likewise.
15205 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
15206 * except.c (pass_set_nothrow_function_flags): Likewise.
15207 (pass_convert_to_eh_region_ranges): Likewise.
15208 * final.c (pass_compute_alignments): Likewise.
15209 * function.c (pass_instantiate_virtual_regs): Likewise.
15210 (pass_init_function): Likewise.
15211 (pass_leaf_regs): Likewise.
15212 (pass_match_asm_constraints): Likewise.
15213 * gimple-low.c (pass_lower_cf): Likewise.
15214 (pass_mark_used_blocks): Likewise.
15215 * init-regs.c (pass_initialize_regs): Likewise.
15216 * integrate.c (pass_initial_value_sets): Likewise.
15217 * ira.c (pass_ira): Likewise.
15218 * jump.c (pass_cleanup_barriers): Likewise.
15219 * omp-low.c (pass_expand_omp): Likewise.
15220 (pass_lower_omp): Likewise.
15221 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
15222 * recog.c (pass_split_all_insns): Likewise.
15223 (pass_split_after_reload): Likewise.
15224 (pass_split_before_regstack): Likewise.
15225 (pass_split_before_sched2): Likewise.
15226 (pass_split_for_shorten_branches): Likewise.
15227 * reginfo.c (pass_reginfo_init): Likewise.
15228 (pass_subregs_of_mode_init): Likewise.
15229 (pass_subregs_of_mode_finish): Likewise.
15230 * passes.c (pass_postreload): Likewise.
15231 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
15232 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
15233 (pass_warn_function_return): Likewise.
15234 (pass_warn_function_noreturn): Likewise.
15235 * tree-complex.c (pass_lower_complex): Likewise.
15236 (pass_lower_complex_O0): Likewise.
15237 * tree-if-conv.c (pass_if_conversion): Likewise.
15238 * tree-into-ssa.c (pass_build_ssa): Likewise.
15239 * tree-mudflap.c (pass_mudflap_1): Likewise.
15240 (pass_mudflap_2): Likewise.
15241 * tree-nomudflap.c (pass_mudflap_1): Likewise.
15242 (pass_mudflap_2): Likewise.
15243 * tree-nrv.c (pass_return_slot): Likewise.
15244 * tree-object-size.c (pass_object_sizes): Likewise.
15245 * tree-optimize.c (pass_all_optimizations): Likewise.
15246 (pass_early_local_passes): Likewise.
15247 (pass_all_early_optimizations): Likewise.
15248 (pass_cleanup_cfg): Likewise.
15249 (pass_cleanup_cfg_post_optimizing): Likewise.
15250 (pass_free_datastructures): Likewise.
15251 (pass_free_cfg_annotations): Likewise.
15252 (pass_fixup_cfg): Likewise.
15253 (pass_init_datastructures): Likewise.
15254 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
15255 (pass_late_warn_uninitialized): Likewise.
15256 (pass_update_address_taken): Likewise.
15257 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
15258 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
15259 (pass_cse_sincos): Likewise.
15260 (pass_convert_to_rsqrt): Likewise.
15261 * tree-ssa-structalias.c (pass_build_alias): Likewise.
15262 * tree-stdarg.c (pass_stdarg): Likewise.
15263 * tree-tailcall.c (pass_tail_recursion): Likewise.
15264 (pass_tail_calls): Likewise.
15265 * tree-vect-generic.c (pass_lower_vector): Likewise.
15266 (pass_lower_vector_ssa): Likewise.
15267 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
15269 2009-04-16 Joseph Myers <joseph@codesourcery.com>
15271 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
15273 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
15275 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
15276 logical and signext.
15278 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
15281 * config/sh/predicates.md (arith_operand): Check if the operand
15282 of TRUNCATE is a REG.
15284 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15286 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15287 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15289 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15291 * tree-iterator.c (tsi_split_statement_list_after,
15292 tsi_split_statement_list_before): Remove.
15293 * tree-iterator.h: Remove the prototypes for
15294 tsi_split_statement_list_after and tsi_split_statement_list_before.
15296 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15298 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
15299 * tree-ssa-propagate.h: Remove the prototype for
15300 stmt_makes_single_load.
15302 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15304 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
15305 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
15307 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15309 * tree-iterator.c (EXPR_LAST_BODY): Remove.
15311 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15313 * except.c (eh_region_outer_p): Remove.
15314 * except.h: Remove the prototype for eh_region_outer_p.
15316 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15318 * function.c (current_function_assembler_name): Remove.
15319 * function.h: Remove the prototype for
15320 current_function_assembler_name.
15322 2009-04-16 Ian Lance Taylor <iant@google.com>
15324 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
15325 (add_reg_note): Call alloc_reg_note.
15326 * rtl.h (alloc_reg_note): Declare.
15327 * combine.c (try_combine): Use alloc_reg_note.
15328 (recog_for_combine, move_deaths): Likewise.
15329 (distribute_notes): Use alloc_reg_note and add_reg_note.
15330 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
15331 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
15332 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
15334 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
15336 PR rtl-optimization/39762
15337 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
15338 ira_may_move_out_cost): Add comments about way of their usage.
15339 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
15341 * ira-conflicts.c (process_regs_for_copy): Use function
15342 ira_get_register_move_cost instead of global
15343 ira_register_move_cost.
15345 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
15346 color_pass, move_spill_restore, update_curr_costs): Ditto.
15348 * ira-lives.c (process_single_reg_class_operands): Ditto.
15350 * ira-emit.c (emit_move_list): Ditto.
15352 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
15353 (record_reg_classes): Ditto. Use functions
15354 ira_get_register_move_cost and ira_get_may_move_cost instead of
15355 global vars ira_register_move_cost, ira_may_move_out_cost and
15356 ira_may_move_in_cost.
15357 (record_address_regs): Don't call ira_init_register_move_cost.
15358 Use function ira_get_may_move_cost instead of global
15359 ira_may_move_in_cost.
15360 (process_bb_node_for_hard_reg_moves): Use function
15361 ira_get_register_move_cost instead of global ira_register_move_cost.
15362 (ira_costs): Don't call ira_init_register_move_cost.
15364 2009-04-16 Richard Guenther <rguenther@suse.de>
15366 * tree-cfg.c (verify_gimple_assign_binary):
15367 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
15368 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
15369 (create_general_new_stmt): Note that this function is broken.
15371 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15373 * common.opt (fhelp): Add Var(help_flag).
15374 * gcc-plugin.h (plugin_info): Add help.
15375 * plugin.c (plugin_name_args): Add help.
15376 (register_plugin_info): Set plugin->help.
15377 (print_help_one_plugin): New.
15378 (print_plugins_help): New.
15379 * plugin.h (print_plugins_help): New.
15380 * toplev.c (toplev_main): Call print_plugins_help if needed.
15382 2009-04-16 Richard Guenther <rguenther@suse.de>
15384 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
15385 (gimple_ior_addresses_taken_1): New function.
15386 (gimple_ior_addresses_taken): Likewise.
15387 * gimple.h (struct gimple_statement_with_ops_base): Remove
15388 addresses_taken member.
15389 (gimple_ior_addresses_taken): Declare.
15390 (gimple_addresses_taken, gimple_addresses_taken_ptr,
15391 gimple_set_addresses_taken): Remove.
15392 * ipa-reference.c (mark_address): New function.
15393 (scan_stmt_for_static_refs): Use it for marking addresses taken.
15394 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
15395 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
15396 (gimple_add_to_addresses_taken): Remove.
15397 (get_tmr_operands): Call mark_address_taken.
15398 (get_asm_expr_operands): Likewise.
15399 (get_expr_operands): Likewise.
15400 (build_ssa_operands): Do not clear the addresses_taken bitmap.
15401 (free_stmt_operands): Do not free it.
15402 * tree-ssa.c (delete_tree_ssa): Likewise.
15403 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
15405 2009-04-16 Richard Guenther <rguenther@suse.de>
15407 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
15408 (walk_stmt_load_store_ops): Likewise.
15409 * gimple.c (get_base_loadstore): New function.
15410 (walk_stmt_load_store_addr_ops): Likewise.
15411 (walk_stmt_load_store_ops): Likewise.
15412 * ipa-pure-const.c (check_op): Simplify.
15413 (check_load, check_store): New functions.
15414 (check_stmt): Use walk_stmt_load_store_ops.
15415 * ipa-reference.c (mark_load): Adjust signature.
15416 (mark_store): Likewise.
15417 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
15419 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15421 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
15422 (plugin_info): New.
15423 * opts.c (common_handle_option): Don't call print_version.
15424 * plugin.c (plugin_name_args): Add version.
15425 (register_plugin_info): New.
15426 (register_callback): Handle PLUGIN_INFO.
15427 (try_init_one_plugin): New.
15428 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
15430 (finalize_one_plugin): New.
15431 (finalize_plugins): New.
15432 (print_one_plugin): New.
15433 (print_plugins_versions): New.
15434 * plugin.h (print_plugins_versions): New.
15435 (finalize_plugins): New.
15436 * toplev.c (compile_file): Don't call initialize_plugins.
15437 (print_version): Call print_plugins_versions.
15438 (toplev_main): Call initialize_plugins. Print version if needed.
15439 Call finalize_plugins.
15441 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15443 * common.opt (fversion): New.
15444 * gcc.c (print_version): New.
15445 (process_command): Don't print the version. Just set print_version.
15446 (main): Print version. Call subprocesses if print_version and
15447 verbose_flag are set.
15448 * opts.c (common_handle_option): Handle OPT_fversion.
15450 2009-04-16 Richard Guenther <rguenther@suse.de>
15451 Ira Rosen <irar@il.ibm.com>
15453 PR tree-optimization/39698
15454 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
15455 type of the reduction variable. Only generate the def if
15458 * omp-low.c (expand_omp_for_generic): When converting to a pointer
15459 make sure to first convert to an integer of the same precision.
15460 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
15461 the type of the evolution correctly in computing the new
15462 induction variable base.
15464 2009-04-16 Richard Guenther <rguenther@suse.de>
15466 PR middle-end/39625
15467 * tree-cfg.c (make_blocks): Split statements with to-be
15468 abnormal SSA names on the lhs.
15470 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
15472 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
15473 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
15474 * c-typeck.c (really_start_incremental_init): Likewise.
15475 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
15476 (TARGET_INITIALIZER): Remove it.
15477 * target.h (struct target): Remove vector_opaque_p.
15478 * tree.c (build_opaque_vector_type): New.
15479 * tree.h (TYPE_VECTOR_OPAQUE): New.
15480 (build_opaque_vector_type): Declare.
15481 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
15482 * config/rs6000/rs6000.c (build_opaque_vector_type,
15483 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
15484 (rs6000_init_builtins): Use build_opaque_vector_type for
15485 opaque_V4SI_type_node.
15487 2009-04-15 Catherine Moore <clm@codesourcery.com>
15489 * debug.h (set_name): Declare.
15490 * dwarf2out.c (dwarf2out_set_name): Declare.
15491 (dwarf2_debug_hooks): Add set_name.
15492 (find_AT_string): New.
15493 (add_AT_string): Call find_AT_string.
15494 (dwarf2out_set_name): New.
15495 * cp/decl.c (grokdeclarator): Call set_name.
15496 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
15497 * debug.c (do_nothing_debug_hooks): Likewise.
15498 * dbxout.c (dbx_debug_hooks): Likewise.
15499 * sdbout.c (sdb_debug_hooks): Likewise.
15501 2009-04-15 Michael Eager <eager@eagercon.com>
15503 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
15504 reg for single-precision FPU.
15505 * config/rs6000/rs6000.md (movsi_internal1): Only for
15506 !TARGET_SINGLE_FPU.
15507 (movsi_internal1_single): New. Add pattern to move SI values to/from
15508 single-precision FP regs.
15510 2009-04-15 Richard Guenther <rguenther@suse.de>
15512 * omp-low.c (lower_rec_input_clauses): Build correct address
15514 (expand_omp_for_generic): Fix multiplication type.
15515 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
15516 (generate_memset_zero): Fix types.
15517 * tree-profile.c (prepare_instrumented_value): Correctly
15520 2009-04-15 Ian Lance Taylor <iant@google.com>
15522 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
15523 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
15524 for -Wall and for -Wc++-compat.
15525 (c_common_post_options): For C++, set warn_enum_compare if not
15527 * c-tree.h (struct c_expr): Add field original_type.
15528 (build_external_ref): Update declaration.
15529 * c-parser.c (c_parser_braced_init): Set original_type.
15530 (c_parser_initelt): Likewise.
15531 (c_parser_expr_no_commas): Likewise.
15532 (c_parser_conditional_expression): Likewise.
15533 (c_parser_cast_expression): Likewise.
15534 (c_parser_unary_expression): Likewise. Pull setting of
15535 original_code to top of function.
15536 (c_parser_sizeof_expression): Set original_type.
15537 (c_parser_alignof_expression): Likewise.
15538 (c_parser_postfix_expression): Likewise. Pull setting of
15539 original_code to top of function.
15540 (c_parser_postfix_expression_after_paren_type): Set original_type.
15541 (c_parser_postfix_expression_after_primary): Likewise.
15542 (c_parser_expression): Likewise.
15543 * c-typeck.c (build_external_ref): Add type parameter. Change all
15545 (c_expr_sizeof_expr): Set original_type field.
15546 (parser_build_unary_op): Likewise.
15547 (parser_build_binary_op): Likewise. Optionally warn about
15548 comparisons of enums of different types.
15549 (digest_init): Set original_type field.
15550 (really_start_incremental_init): Likewise.
15551 (push_init_level, pop_init_level): Likewise.
15552 * doc/invoke.texi (Warning Options): -Wenum-compare now
15555 2009-04-15 Richard Guenther <rguenther@suse.de>
15557 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
15558 out a necessary conversion.
15559 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
15560 names we didn't value number.
15561 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
15563 2009-04-15 Richard Guenther <rguenther@suse.de>
15565 PR tree-optimization/39764
15566 * tree-ssa-ccp.c (get_value): Canonicalize value with
15567 canonicalize_float_value.
15569 2009-04-15 Jan Hubicka <jh@suse.cz>
15571 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
15572 Wrong version of patch.
15574 2009-04-15 Jan Hubicka <jh@suse.cz>
15576 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
15578 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
15580 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
15581 our distinct integral and vector types.
15583 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
15585 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
15586 * init.c (build_vtbl_address): Remove call to assemble_external.
15588 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
15590 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
15591 output for other floating point modes.
15593 2009-04-14 Diego Novillo <dnovillo@google.com>
15595 * diagnostic.c (diagnostic_report_diagnostic): Do not
15596 warn about loaded plugins for DK_ERROR and DK_WARNING.
15597 * c-decl.c (declspecs_add_type): Move call to
15598 invoke_plugin_callbacks ...
15599 * c-parser.c (c_parser_declspecs): ... here.
15600 * plugin.c (dump_active_plugins): Tidy output.
15602 2009-04-14 Diego Novillo <dnovillo@google.com>
15603 Le-Chun Wu <lcwu@google.com>
15605 * configure.ac: Add --enable-plugin support.
15606 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
15607 * Makefile.in (PLUGIN_H): Define.
15608 Export ENABLE_PLUGIN and GMPINC to site.exp.
15609 Add PLUGINLIBS to link command.
15610 Add/modify dependencies for plugin.o and files including plugin.h.
15612 * config.in: Regenerate.
15614 * opts.c (common_handle_option): Handle OPT_fplugin_ and
15617 2009-04-14 Le-Chun Wu <lcwu@google.com>
15619 * tree-pass.h (register_one_dump_file): Add a prototype for
15620 register_one_dump_file.
15621 * toplev.c (compile_file): Call initialize_plugins.
15622 (do_compile): Call invoke_plugin_callbacks.
15623 (toplev_main): Call invoke_plugin_callbacks.
15624 * common.opt: Add -fplugin= and -fplugin-arg-.
15625 * gcc-plugin.h: New public header file for plugins to include.
15626 * plugin.c: New source file.
15627 * plugin.h: New internal header file.
15628 * passes.c (register_one_dump_file): Make it external.
15630 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
15632 2009-04-14 Diego Novillo <dnovillo@google.com>
15634 * doc/plugins.texi: New.
15635 * doc/gccint.texi: Add reference to Plugins chapter.
15636 * doc/invoke.texi: Document -fplugin and -fplugin-arg
15637 * diagnostic.c (diagnostic_report_diagnostic): Warn about
15638 loaded plugins, if any.
15639 * timevar.def (TV_PLUGIN_INIT): Define.
15640 (TV_PLUGIN_RUN): Define.
15641 * plugin.c: Include timevar.h
15642 (plugins_active_p): New.
15643 (dump_active_plugins): New.
15644 (debug_active_plugins): New.
15646 2009-04-14 Joseph Myers <joseph@codesourcery.com>
15648 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
15650 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
15652 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
15654 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
15655 the same as a minus without a shift.
15657 2009-04-14 Nick Clifton <nickc@redhat.com>
15659 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
15660 comparisons with small integers will always produce a short
15663 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
15666 2008-12-19 Diego Novillo <dnovillo@google.com>
15668 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
15670 2009-04-14 Richard Guenther <rguenther@suse.de>
15672 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
15674 (verify_gimple_assign_binary): Likewise. Handle shifts and
15676 (verify_gimple_phi): Print the mismatched argument position.
15677 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15679 (vect_update_init_of_dr): Likewise.
15680 * matrix-reorg.c (transform_access_sites): Do what the
15682 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
15684 2009-04-13 Michael Eager <eager@eagercon.com>
15686 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
15687 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
15688 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
15689 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
15690 remove duplicate config
15692 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15694 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
15695 file_name:line_number type locator of the call site.
15697 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
15699 * genautomata.c: Put blank after comma.
15700 (automaton_decls): New.
15701 (struct unit_usage): Add comments to member next.
15702 (store_alt_unit_usage): Keep the list ordered.
15703 (unit_present_on_list_p, equal_alternatives_p): New.
15704 (check_regexp_units_distribution): Check units distribution
15705 correctness correctly.
15706 (main): Don't write automata if error is found. Return correct
15709 * config/m68k/cf.md (cfv4_ds): Remove.
15710 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
15711 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
15713 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
15714 power4-load-ext, power4-store, power4-store-update,
15715 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
15716 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
15717 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
15718 power4-sqrt, power4-isync): Modify reservation to make correct
15719 unit distribution to automata.
15721 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
15722 power5-store-update, power5-two, power5-three, power5-lmul,
15723 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
15725 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
15727 * except.c (pass_set_nothrow_function_flags): Set name and add
15729 (set_nothrow_function_flags): Mention in the dump file when
15730 changing a function to nothrow.
15732 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
15735 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
15736 instead of unsigned long.
15738 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15740 * config/arm/arm.c (return_used_this_function): Remove.
15741 (arm_output_function_prologue): Remove use of
15742 return_used_this_function.
15743 (output_return_instruction): Replace use of
15744 return_used_this_function
15745 by cfun->machine->return_used_this_function.
15746 (arm_output_epilogue): Likewise.
15747 (arm_output_function_epilogue): Likewise.
15748 (thumb_unexpanded_epilogue): Likewise.
15749 * config/arm/arm.h (struct machine_function):
15750 New member return_used_this_function.
15752 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15754 * doc/install.texi: Correct description of default directory for
15755 --with-gxx-include-dir.
15757 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15759 * fold-const.c (build_range_check): Properly deal with enumeral and
15760 boolean base types.
15762 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
15764 * doc/invoke.texi (max_gcse_passes): Remove documentation.
15765 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
15766 * params.h (MAX_GCSE_PASSES): Remove.
15767 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
15768 in sequence. Remove ability to run multiple passes.
15769 (bypass_jumps): Report run as third CPROP pass.
15771 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
15773 PR middle-end/39651
15774 * except.c (can_throw_external): Look at each insn in a SEQUENCE
15775 when deciding whether the whole SEQUENCE can throw.
15777 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15780 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15781 offseted label references.
15783 2009-04-11 Jan Hubicka <jh@suse.cz>
15785 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15787 2009-04-11 Richard Guenther <rguenther@suse.de>
15789 PR middle-end/39732
15790 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15791 return variables as TREE_ADDRESSABLE.
15793 2009-04-11 Richard Guenther <rguenther@suse.de>
15795 PR tree-optimization/39713
15796 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15797 reference trees have SSA_NAME operands.
15799 2009-04-11 Richard Guenther <rguenther@suse.de>
15802 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15803 address expressions.
15805 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15807 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15808 match changes in Cygwin 1.7
15809 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15810 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15812 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15814 PR tree-optimization/39701
15815 * doc/invoke.texi (Optimization Options): Document change in
15816 meaning and initialization of -fdelete-null-pointer-checks.
15818 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15820 PR middle-end/39701
15821 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15823 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15826 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15828 2009-04-10 Chao-ying Fu <fu@mips.com>
15830 * doc/tm.texi (Instruction Output): Document
15831 TARGET_ASM_FINAL_POSTSCAN_INSN.
15832 * target.h (final_postscan_insn): New field in asm_out.
15833 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15834 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15835 * final.c (final_scan_insn): Call
15836 targetm.asm_out.final_postscan_insn after outputting
15837 an asm macro and a normal instruction.
15839 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15840 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15841 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15842 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15843 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15845 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15847 PR middle-end/39701
15848 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15849 variables as non-NULL even with -fdelete-null-pointer-checks.
15851 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15853 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15855 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15858 * config/i386/i386.c (classify_argument): Handle SCmode with
15859 (bit_offset % 64) != 0.
15861 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15863 * doc/invoke.texi (Optimize Options): Add cross-reference to
15864 -Q --help=optimizers examples.
15866 2009-04-10 Ben Elliston <bje@au.ibm.com>
15869 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15870 regalign for the reg == fpr and TDmode case.
15872 2009-04-09 David Ayers <ayers@fsfe.org>
15875 * objc/objc-act.c (warn_with_method): Remove helper function.
15876 (check_duplicates): Call warning and inform directly.
15877 (really_start_method): Likewise.
15879 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15881 * expmed.c (expand_divmod): Always use a comparison for a division
15882 by a large unsigned integer.
15884 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15885 for things others than variables or functions as nonzero.
15887 2009-04-09 Nick Clifton <nickc@redhat.com>
15889 * unwind-compat.c: Change copyright header to refer to version
15890 3 of the GNU General Public License with version 3.1 of the
15891 GCC Runtime Library Exception and to point readers at the
15892 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15893 * config/alpha/crtfastmath.c: Likewise.
15894 * config/alpha/linux-unwind.h: Likewise.
15895 * config/alpha/qrnnd.asm: Likewise.
15896 * config/alpha/vms-crt0-64.c: Likewise.
15897 * config/alpha/vms-crt0.c: Likewise.
15898 * config/alpha/vms-dwarf2.asm: Likewise.
15899 * config/alpha/vms-dwarf2eh.asm: Likewise.
15900 * config/alpha/vms-psxcrt0-64.c: Likewise.
15901 * config/alpha/vms-psxcrt0.c: Likewise.
15902 * config/alpha/vms_tramp.asm: Likewise.
15903 * config/arc/initfini.c: Likewise.
15904 * config/arc/lib1funcs.asm: Likewise.
15905 * config/arm/bpabi-v6m.S: Likewise.
15906 * config/arm/bpabi.S: Likewise.
15907 * config/arm/bpabi.c: Likewise.
15908 * config/arm/crti.asm: Likewise.
15909 * config/arm/crtn.asm: Likewise.
15910 * config/arm/ieee754-df.S: Likewise.
15911 * config/arm/ieee754-sf.S: Likewise.
15912 * config/arm/lib1funcs.asm: Likewise.
15913 * config/arm/libunwind.S: Likewise.
15914 * config/arm/linux-atomic.c: Likewise.
15915 * config/arm/mmintrin.h: Likewise.
15916 * config/arm/pr-support.c: Likewise.
15917 * config/arm/unaligned-funcs.c: Likewise.
15918 * config/arm/unwind-arm.c: Likewise.
15919 * config/arm/unwind-arm.h: Likewise.
15920 * config/avr/libgcc.S: Likewise.
15921 * config/bfin/crti.s: Likewise.
15922 * config/bfin/crtlibid.s: Likewise.
15923 * config/bfin/crtn.s: Likewise.
15924 * config/bfin/lib1funcs.asm: Likewise.
15925 * config/bfin/linux-unwind.h: Likewise.
15926 * config/cris/arit.c: Likewise.
15927 * config/cris/cris_abi_symbol.c: Likewise.
15928 * config/darwin-64.c: Likewise.
15929 * config/darwin-crt2.c: Likewise.
15930 * config/darwin-crt3.c: Likewise.
15931 * config/darwin.h: Likewise.
15932 * config/dbxelf.h: Likewise.
15933 * config/dfp-bit.c: Likewise.
15934 * config/dfp-bit.h: Likewise.
15935 * config/elfos.h: Likewise.
15936 * config/fixed-bit.c: Likewise.
15937 * config/fixed-bit.h: Likewise.
15938 * config/fp-bit.c: Likewise.
15939 * config/fp-bit.h: Likewise.
15940 * config/fr30/crti.asm: Likewise.
15941 * config/fr30/crtn.asm: Likewise.
15942 * config/fr30/lib1funcs.asm: Likewise.
15943 * config/freebsd-spec.h: Likewise.
15944 * config/frv/cmovd.c: Likewise.
15945 * config/frv/cmovh.c: Likewise.
15946 * config/frv/cmovw.c: Likewise.
15947 * config/frv/frvbegin.c: Likewise.
15948 * config/frv/frvend.c: Likewise.
15949 * config/frv/lib1funcs.asm: Likewise.
15950 * config/glibc-stdint.h: Likewise.
15951 * config/h8300/clzhi2.c: Likewise.
15952 * config/h8300/crti.asm: Likewise.
15953 * config/h8300/crtn.asm: Likewise.
15954 * config/h8300/ctzhi2.c: Likewise.
15955 * config/h8300/fixunssfsi.c: Likewise.
15956 * config/h8300/lib1funcs.asm: Likewise.
15957 * config/h8300/parityhi2.c: Likewise.
15958 * config/h8300/popcounthi2.c: Likewise.
15959 * config/i386/ammintrin.h: Likewise.
15960 * config/i386/att.h: Likewise.
15961 * config/i386/avxintrin.h: Likewise.
15962 * config/i386/biarch64.h: Likewise.
15963 * config/i386/bmmintrin.h: Likewise.
15964 * config/i386/cpuid.h: Likewise.
15965 * config/i386/cross-stdarg.h: Likewise.
15966 * config/i386/crtfastmath.c: Likewise.
15967 * config/i386/crtprec.c: Likewise.
15968 * config/i386/cygming-crtbegin.c: Likewise.
15969 * config/i386/cygming-crtend.c: Likewise.
15970 * config/i386/cygwin.asm: Likewise.
15971 * config/i386/emmintrin.h: Likewise.
15972 * config/i386/gmm_malloc.h: Likewise.
15973 * config/i386/gthr-win32.c: Likewise.
15974 * config/i386/i386.h: Likewise.
15975 * config/i386/immintrin.h: Likewise.
15976 * config/i386/linux-unwind.h: Likewise.
15977 * config/i386/linux64.h: Likewise.
15978 * config/i386/mm3dnow.h: Likewise.
15979 * config/i386/mmintrin-common.h: Likewise.
15980 * config/i386/mmintrin.h: Likewise.
15981 * config/i386/nmmintrin.h: Likewise.
15982 * config/i386/pmm_malloc.h: Likewise.
15983 * config/i386/pmmintrin.h: Likewise.
15984 * config/i386/smmintrin.h: Likewise.
15985 * config/i386/sol2-c1.asm: Likewise.
15986 * config/i386/sol2-ci.asm: Likewise.
15987 * config/i386/sol2-cn.asm: Likewise.
15988 * config/i386/sol2-gc1.asm: Likewise.
15989 * config/i386/tmmintrin.h: Likewise.
15990 * config/i386/unix.h: Likewise.
15991 * config/i386/w32-unwind.h: Likewise.
15992 * config/i386/wmmintrin.h: Likewise.
15993 * config/i386/x86-64.h: Likewise.
15994 * config/i386/x86intrin.h: Likewise.
15995 * config/i386/xmmintrin.h: Likewise.
15996 * config/ia64/crtbegin.asm: Likewise.
15997 * config/ia64/crtend.asm: Likewise.
15998 * config/ia64/crtfastmath.c: Likewise.
15999 * config/ia64/crti.asm: Likewise.
16000 * config/ia64/crtn.asm: Likewise.
16001 * config/ia64/fde-glibc.c: Likewise.
16002 * config/ia64/lib1funcs.asm: Likewise.
16003 * config/ia64/linux-unwind.h: Likewise.
16004 * config/ia64/quadlib.c: Likewise.
16005 * config/ia64/unwind-ia64.c: Likewise.
16006 * config/linux.h: Likewise.
16007 * config/m32c/m32c-lib1.S: Likewise.
16008 * config/m32c/m32c-lib2-trapv.c: Likewise.
16009 * config/m32c/m32c-lib2.c: Likewise.
16010 * config/m32r/initfini.c: Likewise.
16011 * config/m68hc11/larith.asm: Likewise.
16012 * config/m68hc11/m68hc11-crt0.S: Likewise.
16013 * config/m68k/cf.md: Likewise.
16014 * config/m68k/crti.s: Likewise.
16015 * config/m68k/crtn.s: Likewise.
16016 * config/m68k/lb1sf68.asm: Likewise.
16017 * config/m68k/linux-unwind.h: Likewise.
16018 * config/mcore/crti.asm: Likewise.
16019 * config/mcore/crtn.asm: Likewise.
16020 * config/mcore/lib1.asm: Likewise.
16021 * config/mips/linux-unwind.h: Likewise.
16022 * config/mips/loongson.h: Likewise.
16023 * config/mips/mips16.S: Likewise.
16024 * config/mmix/crti.asm: Likewise.
16025 * config/mmix/crtn.asm: Likewise.
16026 * config/pa/fptr.c: Likewise.
16027 * config/pa/hpux-unwind.h: Likewise.
16028 * config/pa/lib2funcs.asm: Likewise.
16029 * config/pa/linux-atomic.c: Likewise.
16030 * config/pa/linux-unwind.h: Likewise.
16031 * config/pa/milli64.S: Likewise.
16032 * config/pa/quadlib.c: Likewise.
16033 * config/pa/stublib.c: Likewise.
16034 * config/picochip/libgccExtras/adddi3.asm: Likewise.
16035 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
16036 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
16037 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
16038 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
16039 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
16040 * config/picochip/libgccExtras/divmod15.asm: Likewise.
16041 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
16042 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
16043 * config/picochip/libgccExtras/longjmp.asm: Likewise.
16044 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
16045 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
16046 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
16047 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
16048 * config/picochip/libgccExtras/setjmp.asm: Likewise.
16049 * config/picochip/libgccExtras/subdi3.asm: Likewise.
16050 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
16051 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
16052 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
16053 * config/rs6000/750cl.h: Likewise.
16054 * config/rs6000/altivec.h: Likewise.
16055 * config/rs6000/biarch64.h: Likewise.
16056 * config/rs6000/crtresfpr.asm: Likewise.
16057 * config/rs6000/crtresgpr.asm: Likewise.
16058 * config/rs6000/crtresxfpr.asm: Likewise.
16059 * config/rs6000/crtresxgpr.asm: Likewise.
16060 * config/rs6000/crtsavfpr.asm: Likewise.
16061 * config/rs6000/crtsavgpr.asm: Likewise.
16062 * config/rs6000/darwin-asm.h: Likewise.
16063 * config/rs6000/darwin-fallback.c: Likewise.
16064 * config/rs6000/darwin-fpsave.asm: Likewise.
16065 * config/rs6000/darwin-ldouble.c: Likewise.
16066 * config/rs6000/darwin-tramp.asm: Likewise.
16067 * config/rs6000/darwin-unwind.h: Likewise.
16068 * config/rs6000/darwin-vecsave.asm: Likewise.
16069 * config/rs6000/darwin-world.asm: Likewise.
16070 * config/rs6000/e500crtres32gpr.asm: Likewise.
16071 * config/rs6000/e500crtres64gpr.asm: Likewise.
16072 * config/rs6000/e500crtres64gprctr.asm: Likewise.
16073 * config/rs6000/e500crtrest32gpr.asm: Likewise.
16074 * config/rs6000/e500crtrest64gpr.asm: Likewise.
16075 * config/rs6000/e500crtresx32gpr.asm: Likewise.
16076 * config/rs6000/e500crtresx64gpr.asm: Likewise.
16077 * config/rs6000/e500crtsav32gpr.asm: Likewise.
16078 * config/rs6000/e500crtsav64gpr.asm: Likewise.
16079 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
16080 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
16081 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
16082 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
16083 * config/rs6000/eabi-ci.asm: Likewise.
16084 * config/rs6000/eabi-cn.asm: Likewise.
16085 * config/rs6000/eabi.asm: Likewise.
16086 * config/rs6000/linux-unwind.h: Likewise.
16087 * config/rs6000/linux64.h: Likewise.
16088 * config/rs6000/paired.h: Likewise.
16089 * config/rs6000/paired.md: Likewise.
16090 * config/rs6000/ppc64-fp.c: Likewise.
16091 * config/rs6000/ppu_intrinsics.h: Likewise.
16092 * config/rs6000/rs6000.h: Likewise.
16093 * config/rs6000/si2vmx.h: Likewise.
16094 * config/rs6000/sol-ci.asm: Likewise.
16095 * config/rs6000/sol-cn.asm: Likewise.
16096 * config/rs6000/spe.h: Likewise.
16097 * config/rs6000/spu2vmx.h: Likewise.
16098 * config/rs6000/sysv4.h: Likewise.
16099 * config/rs6000/tramp.asm: Likewise.
16100 * config/rs6000/vec_types.h: Likewise.
16101 * config/s390/linux-unwind.h: Likewise.
16102 * config/s390/tpf-unwind.h: Likewise.
16103 * config/score/crti.asm: Likewise.
16104 * config/score/crtn.asm: Likewise.
16105 * config/sh/crt1.asm: Likewise.
16106 * config/sh/crti.asm: Likewise.
16107 * config/sh/crtn.asm: Likewise.
16108 * config/sh/divtab-sh4-300.c: Likewise.
16109 * config/sh/divtab-sh4.c: Likewise.
16110 * config/sh/divtab.c: Likewise.
16111 * config/sh/lib1funcs-4-300.asm: Likewise.
16112 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
16113 * config/sh/lib1funcs.asm: Likewise.
16114 * config/sh/lib1funcs.h: Likewise.
16115 * config/sh/linux-atomic.asm: Likewise.
16116 * config/sh/linux-unwind.h: Likewise.
16117 * config/sh/shmedia.h: Likewise.
16118 * config/sh/sshmedia.h: Likewise.
16119 * config/sh/ushmedia.h: Likewise.
16120 * config/sparc/crtfastmath.c: Likewise.
16121 * config/sparc/linux-unwind.h: Likewise.
16122 * config/sparc/sol2-c1.asm: Likewise.
16123 * config/sparc/sol2-ci.asm: Likewise.
16124 * config/sparc/sol2-cn.asm: Likewise.
16125 * config/spu/divmodti4.c: Likewise.
16126 * config/spu/divv2df3.c: Likewise.
16127 * config/spu/float_disf.c: Likewise.
16128 * config/spu/float_unsdidf.c: Likewise.
16129 * config/spu/float_unsdisf.c: Likewise.
16130 * config/spu/float_unssidf.c: Likewise.
16131 * config/spu/mfc_multi_tag_release.c: Likewise.
16132 * config/spu/mfc_multi_tag_reserve.c: Likewise.
16133 * config/spu/mfc_tag_release.c: Likewise.
16134 * config/spu/mfc_tag_reserve.c: Likewise.
16135 * config/spu/mfc_tag_table.c: Likewise.
16136 * config/spu/multi3.c: Likewise.
16137 * config/spu/spu_internals.h: Likewise.
16138 * config/spu/spu_intrinsics.h: Likewise.
16139 * config/spu/spu_mfcio.h: Likewise.
16140 * config/spu/vec_types.h: Likewise.
16141 * config/spu/vmx2spu.h: Likewise.
16142 * config/stormy16/stormy16-lib2.c: Likewise.
16143 * config/svr4.h: Likewise.
16144 * config/sync.c: Likewise.
16145 * config/v850/lib1funcs.asm: Likewise.
16146 * config/vxlib-tls.c: Likewise.
16147 * config/vxlib.c: Likewise.
16148 * config/vxworks-dummy.h: Likewise.
16149 * config/xtensa/crti.asm: Likewise.
16150 * config/xtensa/crtn.asm: Likewise.
16151 * config/xtensa/ieee754-df.S: Likewise.
16152 * config/xtensa/ieee754-sf.S: Likewise.
16153 * config/xtensa/lib1funcs.asm: Likewise.
16154 * config/xtensa/lib2funcs.S: Likewise.
16155 * config/xtensa/linux-unwind.h: Likewise.
16156 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
16157 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
16158 * coretypes.h: Likewise.
16159 * crtstuff.c: Likewise.
16160 * defaults.h: Likewise.
16161 * dwarf2.h: Likewise.
16162 * emutls.c: Likewise.
16163 * gbl-ctors.h: Likewise.
16164 * gcov-io.h: Likewise.
16165 * ginclude/float.h: Likewise.
16166 * ginclude/iso646.h: Likewise.
16167 * ginclude/stdarg.h: Likewise.
16168 * ginclude/stdbool.h: Likewise.
16169 * ginclude/stddef.h: Likewise.
16170 * ginclude/stdfix.h: Likewise.
16171 * ginclude/stdint-gcc.h: Likewise.
16172 * ginclude/tgmath.h: Likewise.
16173 * gthr-aix.h: Likewise.
16174 * gthr-dce.h: Likewise.
16175 * gthr-gnat.c: Likewise.
16176 * gthr-gnat.h: Likewise.
16177 * gthr-lynx.h: Likewise.
16178 * gthr-mipssde.h: Likewise.
16179 * gthr-nks.h: Likewise.
16180 * gthr-posix.c: Likewise.
16181 * gthr-posix.h: Likewise.
16182 * gthr-posix95.h: Likewise.
16183 * gthr-rtems.h: Likewise.
16184 * gthr-single.h: Likewise.
16185 * gthr-solaris.h: Likewise.
16186 * gthr-tpf.h: Likewise.
16187 * gthr-vxworks.h: Likewise.
16188 * gthr-win32.h: Likewise.
16189 * gthr.h: Likewise.
16190 * libgcc2.c: Likewise.
16191 * libgcc2.h: Likewise.
16192 * libgcov.c: Likewise.
16193 * tsystem.h: Likewise.
16194 * typeclass.h: Likewise.
16195 * unwind-c.c: Likewise.
16196 * unwind-compat.h: Likewise.
16197 * unwind-dw2-fde-compat.c: Likewise.
16198 * unwind-dw2-fde-darwin.c: Likewise.
16199 * unwind-dw2-fde-glibc.c: Likewise.
16200 * unwind-dw2-fde.c: Likewise.
16201 * unwind-dw2-fde.h: Likewise.
16202 * unwind-dw2.c: Likewise.
16203 * unwind-dw2.h: Likewise.
16204 * unwind-generic.h: Likewise.
16205 * unwind-pe.h: Likewise.
16206 * unwind-sjlj.c: Likewise.
16207 * unwind.inc: Likewise.
16208 * config/arm/neon-gen.ml: Change generated copyright header to
16209 refer to version 3 of the GNU General Public License with
16210 version 3.1 of the GCC Runtime Library Exception and to point
16211 readers at the COPYING3 and COPYING3.RUNTIME files and the
16212 FSF's license web page.
16213 * config/arm/arm_neon.h: Regenerate.
16215 2009-04-09 Jakub Jelinek <jakub@redhat.com>
16217 * config/cris/cris.md: Change copyright header to refer to version
16218 3 of the GNU General Public License.
16219 * doc/install.texi2html: Change copyright header to refer to version
16220 3 of the GNU General Public License and to point readers at the
16221 COPYING3 file and the FSF's license web page.
16222 * config/vax/linux.h: Likewise.
16224 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
16226 * config/i386/i386.md (cmpcc): New.
16227 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
16228 (sync_compare_and_swap_cc*): Delete.
16230 * config/s390/s390.c (s390_compare_emitted): Remove.
16231 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
16232 s390_compare_emitted used to be handled. Assert that modes match.
16233 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
16234 refer to sync_compare_and_swap_ccsi.
16235 * config/s390/s390.h (s390_compare_emitted): Remove.
16236 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
16237 instead of s390_compare_emitted.
16238 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
16239 instead of s390_compare_emitted.
16240 * config/s390/s390.md (cmpcc): New.
16241 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
16242 CC_REGNUM, do not pretend it's set.
16243 (sync_compare_and_swap_cc*): Delete.
16244 * config/s390/predicates.md (cc_reg_operand): New.
16246 * expr.c (sync_compare_and_swap_cc): Delete.
16247 * optabs.h (sync_compare_and_swap_cc): Delete.
16248 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
16249 is being used with can_compare_p.
16250 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
16251 (find_cc_set): New.
16252 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
16253 look for a MODE_CC set instead. Use emit_store_flag.
16254 (expand_compare_and_swap_loop): Likewise, with some additional
16255 complication to avoid a force_reg when useless. Use
16256 emit_cmp_and_jump_insns.
16257 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
16258 * doc/md.texi (sync_compare_and_swap_cc): Merge with
16259 sync_compare_and_swap documentation.
16261 2009-04-09 Jan Hubicka <jh@suse.cz>
16263 * except.c (find_prev_try): Break out from ....
16264 (duplicate_eh_regions): ... here; properly update prev_try pointers
16265 when duplication part of tree.
16266 (dump_eh_tree): Improve dumping.
16267 (verify_eh_region): New.
16268 (verify_eh_tree): Use it.
16270 2009-04-06 Richard Guenther <rguenther@suse.de>
16272 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
16273 &ARRAY addresses by adjusting their types and prepending
16275 * tree-cfg.c (verify_gimple_assign_single): Verify that
16276 addresses are correct.
16278 2009-04-09 Richard Guenther <rguenther@suse.de>
16280 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
16281 indices into an array reference if possible.
16282 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16283 Fold POINTER_PLUS_EXPR statements with invariant address.
16285 2009-04-09 Alan Modra <amodra@bigpond.net.au>
16288 * config.gcc (powerpc64-*-linux*): Always build biarch.
16290 2009-04-09 Joseph Myers <joseph@codesourcery.com>
16293 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
16294 it and pedwarn if this results in an INTEGER_CST.
16296 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16298 * doc/install.texi: Update minimum GMP version. Remove obsolete
16299 text in MPFR section.
16301 2009-04-08 Jakub Jelinek <jakub@redhat.com>
16303 * dwarf2out.c (class_scope_p): New static inline.
16304 (class_or_namespace_scope_p): Use it.
16305 (gen_variable_die): Use DW_TAG_member tag for static data member
16306 declarations instead of DW_TAG_variable.
16308 PR middle-end/39573
16309 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
16312 2009-04-08 Richard Guenther <rguenther@suse.de>
16314 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
16315 valueize random data.
16317 2009-04-08 David Edelsohn <edelsohn@gnu.org>
16319 * config.gcc (aix tm_file): Add aix-stdint.h.
16320 (aix tm clause use_gcc_stdint): Set to wrap.
16321 * config/rs6000/aix-stdint.h: New file.
16323 2009-04-08 Richard Guenther <rguenther@suse.de>
16325 PR middle-end/36291
16326 * tree-dfa.c (add_referenced_var): Do not recurse into
16327 global initializers.
16328 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
16330 (fold_const_aggregate_ref): Likewise.
16332 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
16334 * recog.c (ordered_comparison_operator): New.
16335 * gensupport.c (std_preds): Add it.
16336 * doc/md.texi (Machine-Independent Predicates): Document it.
16338 2009-04-08 Jan Hubicka <jh@suse.cz>
16340 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
16341 * function.h (rtl_eh): Remove exception_handler_label_map.
16342 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
16343 remove_exception_handler_label, for_each_eh_label_1): Remove.
16344 (rtl_remove_unreachable_regions): Remove.
16345 (convert_from_eh_region_ranges): Do not remove unreachable regions.
16346 (find_exception_handler_labels): Don't build the hashtable.
16347 (maybe_remove_eh_handler): Remove.
16348 (for_each_eh_label): Rewrite to walk the tree.
16349 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
16350 * except.h (maybe_remove_eh_handler): Remove.
16351 * passes.c (init_optimization_passes): Schedule second EH cleanup
16353 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
16354 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
16356 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
16358 * genoutput.c (validate_optab_operands): New.
16359 (gen_insn, gen_expand): Call it.
16361 * genflags.c (gen_insn): Detect misused iterators.
16362 (main): Pass line_no to gen_insn, exit with status 1 on error.
16364 * genextract.c (line_no): Make global.
16365 (VEC_safe_set_locstr): Change assertion to error message.
16366 (main): Exit with status 1 on error.
16368 2009-04-08 Joseph Myers <joseph@codesourcery.com>
16372 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16373 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16374 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
16375 * c-convert.c (convert): Do not call fold on results of conversion
16376 functions when the result is a C_MAYBE_CONST_EXPR.
16377 * c-parser.c (c_parser_postfix_expression): Do not fold condition
16378 of __builtin_choose_expr.
16379 * c-typeck.c (remove_c_maybe_const_expr): New.
16380 (build_unary_op, build_conditional_expr, build_compound_expr,
16381 build_binary_op, c_objc_common_truthvalue_conversion): Call
16382 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
16385 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
16387 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
16388 CODE to produce a new one. Add a prototype to use fold_convert_const
16390 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
16393 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
16394 mix declarations and code.
16396 2009-04-08 Ben Elliston <bje@au.ibm.com>
16398 * gcc.c: Replace `CC' with `GCC' throughout.
16400 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
16402 * doc/invoke.texi: Document Atom support.
16404 2009-04-07 Jason Merrill <jason@redhat.com>
16407 * c-common.h, c-common.c: Add flag_pretty_templates.
16408 * c-opts.c (c_common_handle_option): Set it.
16409 * c.opt: Add -fno-pretty-templates.
16410 * doc/invoke.texi (C++ Dialect Options): Likewise.
16412 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
16414 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
16415 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
16416 (ia64_expand_builtin): Likewise.
16418 2009-04-07 Martin Jambor <mjambor@suse.cz>
16420 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
16421 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
16422 ADDR_EXPRS are include too.
16424 2009-04-07 Richard Guenther <rguenther@suse.de>
16426 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
16427 decls are only used if passes as parameters or if they are
16428 local statics and the call is not to a builtin.
16429 (call_may_clobber_ref_p_1): Likewise.
16431 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16433 * expr.c (do_store_flag): Remove last argument. Simplify code
16434 to avoid duplication of tests already done by can_compare_p.
16435 (expand_expr_real_1): Adjust caller.
16437 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16439 * optabs.c (can_compare_p): Test the predicate of a
16440 cbranch and cstore pattern.
16442 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16444 * expr.c (convert_move): Use emit_store_flag instead of
16447 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16449 * config/i386/i386.c (ix86_compare_emitted): Remove.
16450 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
16451 ix86_compare_op0 like ix86_compare_emitted used to be handled.
16452 * config/i386/i386.h (ix86_compare_emitted): Remove.
16453 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
16454 instead of ix86_compare_emitted.
16455 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
16457 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
16459 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
16460 Add t-sysroot-suffix to tmake_file.
16461 * config/print-sysroot-suffix.sh: New file.
16462 * config/t-sysroot-suffix: New file.
16464 2009-04-07 Ben Elliston <bje@au.ibm.com>
16466 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
16467 as the latter produces a warning when the target does not support
16470 2009-04-07 Ben Elliston <bje@au.ibm.com>
16472 * dfp.c: Replace type punning assignments with memcpy throughout.
16473 * Makefile.in (dfp.o-warn): Remove.
16475 2009-04-07 Alan Modra <amodra@bigpond.net.au>
16478 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
16479 Include soft-fp/t-softfp after rs6000/t-linux64.
16481 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
16483 * stor-layout.c (set_sizetype): Use the full precision of their
16484 machine mode for bitsize types.
16486 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
16488 * config/i386/i386.md: Revert 2 accidental checkins.
16490 2009-04-06 Joey Ye <joey.ye@intel.com>
16491 Xuepeng Guo <xuepeng.guo@intel.com>
16492 H.J. Lu <hongjiu.lu@intel.com>
16494 Atom pipeline model, tuning and insn selection.
16495 * config.gcc (atom): Add atom config options and target.
16497 * config/i386/atom.md: New.
16499 * config/i386/i386.c (atom_cost): New cost.
16500 (m_ATOM): New macro flag.
16501 (initial_ix86_tune_features): Set m_ATOM.
16502 (x86_accumulate_outgoing_args): Likewise.
16503 (x86_arch_always_fancy_math_387): Likewise.
16504 (processor_target): Add Atom cost.
16505 (cpu_names): Add Atom cpu name.
16506 (override_options): Set Atom ISA.
16507 (ix86_issue_rate): New case PROCESSOR_ATOM.
16508 (ix86_adjust_cost): Likewise.
16510 * config/i386/i386.h (TARGET_ATOM): New target macro.
16511 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
16512 (TARGET_OPT_AGU): New target option.
16513 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
16514 (processor_type): Add PROCESSOR_ATOM.
16516 * config/i386/i386.md (cpu): Add new value "atom".
16517 (use_carry, movu): New attr.
16518 (atom.md): Include atom.md.
16519 (adddi3_carry_rex64): Set attr "use_carry".
16520 (addqi3_carry): Likewise.
16521 (addhi3_carry): Likewise.
16522 (addsi3_carry): Likewise.
16523 (*addsi3_carry_zext): Likewise.
16524 (subdi3_carry_rex64): Likewise.
16525 (subqi3_carry): Likewise.
16526 (subhi3_carry): Likewise.
16527 (subsi3_carry): Likewise.
16528 (x86_movdicc_0_m1_rex64): Likewise.
16529 (*x86_movdicc_0_m1_se): Likewise.
16530 (x86_movsicc_0_m1): Likewise.
16531 (*x86_movsicc_0_m1_se): Likewise.
16532 (*adddi_1_rex64): Emit add insn as much as possible.
16533 (*addsi_1): Likewise.
16534 (return_internal): Set atom_unit.
16535 (return_internal_long): Likewise.
16536 (return_pop_internal): Likewise.
16537 (*rcpsf2_sse): Set atom_sse_attr attr.
16538 (*qrt<mode>2_sse): Likewise.
16539 (*prefetch_sse): Likewise.
16541 * config/i386/i386-c.c (ix86_target_macros_internal): New case
16543 (ix86_target_macros_internal): Likewise.
16545 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
16546 (*prefetch_sse_rex): Likewise.
16547 (sse_rcpv4sf2): Likewise.
16548 (sse_vmrcpv4sf2): Likewise.
16549 (sse_sqrtv4sf2): Likewise.
16550 (<sse>_vmsqrt<mode>2): Likewise.
16551 (sse_ldmxcsr): Likewise.
16552 (sse_stmxcsr): Likewise.
16553 (*sse_sfence): Likewise.
16554 (sse2_clflush): Likewise.
16555 (*sse2_mfence): Likewise.
16556 (*sse2_lfence): Likewise.
16557 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
16558 (<sse>_movup<ssemodesuffixf2c>): Likewise.
16559 (avx_movdqu<avxmodesuffix>): Likewise.
16560 (avx_lddqu<avxmodesuffix>): Likewise.
16561 (sse2_movntv2di): Change attr "type" to "ssemov".
16562 (sse2_movntsi): Likewise.
16563 (rsqrtv8sf2): Change attr "type" to "sseadd".
16564 (sse3_addsubv2df3): Set attr "atom_unit".
16565 (sse3_h<plusminus_insn>v4sf3): Likewise.
16566 (*sse2_pmaddwd): Likewise.
16567 (*vec_extractv2di_1_rex64): Likewise.
16568 (*vec_extractv2di_1_avx): Likewise.
16569 (sse2_psadbw): Likewise.
16570 (ssse3_phaddwv8hi3): Likewise.
16571 (ssse3_phaddwv4hi3): Likewise.
16572 (ssse3_phadddv4si3): Likewise.
16573 (ssse3_phadddv2si3): Likewise.
16574 (ssse3_phaddswv8hi3): Likewise.
16575 (ssse3_phaddswv4hi3): Likewise.
16576 (ssse3_phsubwv8hi3): Likewise.
16577 (ssse3_phsubwv4hi3): Likewise.
16578 (ssse3_phsubdv4si3): Likewise.
16579 (ssse3_phsubdv2si3): Likewise.
16580 (ssse3_phsubswv8hi3): Likewise.
16581 (ssse3_phsubswv4hi3): Likewise.
16582 (ssse3_pmaddubsw128): Likewise.
16583 (sse3_pmaddubsw: Likewise.
16584 (ssse3_palignrti): Likewise.
16585 (ssse3_palignrdi): Likewise.
16587 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
16589 * doc/install.texi (Specific): Fix two cross-references to MinGW.
16591 2009-04-06 Richard Guenther <rguenther@suse.de>
16593 PR tree-optimization/28868
16594 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
16595 of which PHI results we inserted.
16596 (insert_into_preds_of_block): Record inserted PHIs.
16597 (eliminate): Eliminate redundant PHI nodes.
16598 (init_pre): Init inserted_phi_names.
16600 2009-04-06 Richard Guenther <rguenther@suse.de>
16602 PR tree-optimization/39643
16603 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
16604 IMAGPART_EXPRs of complex constants.
16605 (execute_fold_all_builtins): If we folded a call queue
16606 TODO_update_address_taken.
16608 2009-04-06 Jan Hubicka <jh@suse.cz>
16610 PR middle-end/39659
16611 * except.c (remove_unreachable_regions): Propagate may_contain_throw
16614 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
16616 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
16618 (ic_invalidate_array): Likewise.
16620 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
16622 * calls.c (emit_library_call_value_1): Fix a problem with parameter
16623 alignment for library calls.
16625 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
16627 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
16628 (mingw32 tm clause use_gcc_stdint): Set to wrap.
16629 * config/i386/mingw-stdint.h: New file.
16631 2009-04-05 Richard Guenther <rguenther@suse.de>
16633 PR tree-optimization/39648
16634 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
16635 our &A vs. &A[0] IL deficiencies.
16637 2009-04-04 Jan Hubicka <jh@suse.cz>
16639 * except.c (sjlj_find_directly_reachable_regions): Be ready for
16640 removed toplevel regions.
16641 (sjlj_mark_call_sites): Likewise.
16643 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
16645 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
16646 (cygwin tm clause use_gcc_stdint): Set to wrap.
16647 * config/i386/cygwin-stdint.h: New file.
16649 2009-04-04 Richard Guenther <rguenther@suse.de>
16651 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
16652 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
16653 single-argument PHIs if we are in loop-closed SSA form.
16654 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
16655 for the pre-condition.
16656 (slpeel_tree_peel_loop_to_edge): Likewise.
16657 (vect_build_loop_niters): Take an optional sequence to append stmts.
16658 (vect_generate_tmps_on_preheader): Likewise.
16659 (vect_do_peeling_for_loop_bound): Take extra guards for the
16661 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
16662 the cost model check.
16663 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
16664 guards if we are going to peel. Do not apply versioning in that case.
16665 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
16666 (vect_do_peeling_for_loop_bound): Likewise.
16667 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
16668 loop bound only record extra pre-conditions, do not apply loop
16671 2009-04-04 Richard Guenther <rguenther@suse.de>
16673 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
16676 2009-04-04 Jan Hubicka <jh@suse.cz>
16678 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16679 last_basic_block for size of bb->index indexed array.
16680 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
16681 compute_out, link_btr_uses, build_btr_def_use_webs,
16682 build_btr_def_use_webs, migrate_btr_defs): Likewise.
16684 2009-04-04 Jan Hubicka <jh@suse.cz>
16686 * except.c (remove_eh_handler_and_replace): Break out from ...
16687 (remove_eh_handler): ... here.
16688 (bring_to_root): New function.
16689 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
16690 handled ones, bring others to root of tree.
16692 2009-04-04 Jan Hubicka <jh@suse.cz>
16694 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
16695 (all_phis_safe_to_merge): New function.
16696 (update_info): New structure.
16697 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
16698 (cleanup_empty_eh): Update SSA if possible.
16700 2009-04-04 Richard Guenther <rguenther@suse.de>
16702 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
16703 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
16704 (append_vuse): Likewise.
16706 2009-04-04 Jakub Jelinek <jakub@redhat.com>
16708 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
16709 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
16710 instead of REG_UNSAVED for DW_CFA_undefined.
16711 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
16712 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
16715 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
16718 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
16719 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
16720 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
16722 2009-04-04 Richard Guenther <rguenther@suse.de>
16724 PR tree-optimization/8781
16725 PR tree-optimization/37892
16726 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
16727 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
16728 (valueize_refs): Call it for *& valueizations.
16729 (shared_reference_ops_from_ref): Rename to ...
16730 (valueize_shared_reference_ops_from_ref): ... this and valueize.
16731 (shared_reference_ops_from_call): Rename to ...
16732 (valueize_shared_reference_ops_from_call): ... this and valueize.
16733 (vn_reference_lookup): Update.
16734 (visit_reference_op_call): Likewise.
16735 * tree-ssa-pre.c (phi_translate_1): Fold *&.
16736 (eliminate): Value-replace the call address in call statements.
16738 2009-04-04 Richard Guenther <rguenther@suse.de>
16740 PR tree-optimization/39636
16741 * tree-ssa-forwprop.c
16742 (forward_propagate_addr_into_variable_array_index): Check for
16743 GIMPLE_ASSIGN before accessing the rhs code.
16745 2009-04-03 Jason Merrill <jason@redhat.com>
16747 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16749 2009-04-03 Steve Ellcey <sje@cup.hp.com>
16751 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
16752 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
16753 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
16754 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
16755 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
16756 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
16757 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
16758 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
16759 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
16760 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
16761 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
16762 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
16763 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
16764 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
16765 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
16766 Use fr_reg_or_fp01_operand instead of fr_register_operand
16768 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
16769 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
16770 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
16772 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16774 PR rtl-optimization/39607
16775 PR rtl-optimization/39631
16779 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16780 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16781 instead of DF_LR_OUT.
16782 * ira-lives.c (process_bb_node_lives): Ditto.
16783 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16784 instead of DF_LR_{OUT,IN}.
16785 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16786 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16788 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16790 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16791 (execute_lower_omp): Always run but take the short way out if -fopenmp
16793 (gate_lower_omp): Remove, forcing the pass manager to always run the
16794 pass and always set PROP_gimple_lomp.
16795 (pass_lower_omp): Remove gate function.
16796 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16797 PROP_trees. Instead, require it.
16798 * ipa-cp.c (pass_ipa_cp): Likewise.
16799 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16800 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16801 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16802 and PROP_gimple_leh.
16804 2009-04-03 Richard Guenther <rguenther@suse.de>
16806 PR middle-end/13146
16807 PR tree-optimization/23940
16808 PR tree-optimization/33237
16809 PR middle-end/33974
16810 PR middle-end/34093
16811 PR tree-optimization/36201
16812 PR tree-optimization/36230
16813 PR tree-optimization/38049
16814 PR tree-optimization/38207
16815 PR tree-optimization/38230
16816 PR tree-optimization/38301
16817 PR tree-optimization/38585
16818 PR middle-end/38895
16819 PR tree-optimization/38985
16820 PR tree-optimization/39299
16821 * tree-ssa-structalias.h: Remove.
16822 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16823 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16824 (struct vuse_element_d): Remove.
16825 (struct vuse_vec_d): Likewise.
16826 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16827 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16828 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16829 VUSE_ELEMENT_VAR): Likewise.
16830 (struct voptype_d): Likewise.
16831 (NUM_VOP_FREE_BUCKETS): Likewise.
16832 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16833 (struct stmt_operands_d): Remove.
16834 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16835 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16836 VDEF_NUM, VDEF_VECT): Likewise.
16837 (copy_virtual_operands): Remove.
16838 (operand_build_cmp): Likewise.
16839 (create_ssa_artificial_load_stmt): Likewise.
16840 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16841 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16842 vuse_index and mayuse_index members. Pack and move done and iter_type
16843 members to the front.
16844 (SSA_OP_VMAYUSE): Remove.
16845 (SSA_OP_VIRTUAL_USES): Adjust.
16846 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16847 (unlink_stmt_vdef): Declare.
16848 (add_to_addressable_set): Remove.
16849 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16850 (vrp_visit_stmt): Likewise.
16851 * doc/tree-ssa.texi (Alias analysis): Update.
16852 * doc/invoke.texi (max-aliased-vops): Remove docs.
16853 (avg-aliased-vops): Likewise.
16854 * tree-into-ssa.c (syms_to_rename): Remove.
16855 (need_to_update_vops_p): Likewise.
16856 (need_to_initialize_update_ssa_p): Rename to ...
16857 (update_ssa_initialized_fn): ... this. Track function we are
16859 (symbol_marked_for_renaming): Simplify.
16860 (add_new_name_mapping): Do not set need_to_update_vops_p.
16861 (dump_currdefs): Use SYMS_TO_RENAME.
16862 (rewrite_update_stmt): Always walk all uses/defs.
16863 (dump_update_ssa): Adjust.
16864 (init_update_ssa): Take function argument. Track what we are
16866 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16867 (create_new_def_for): Initialize for cfun, assert we are initialized
16869 (mark_sym_for_renaming): Simplify.
16870 (mark_set_for_renaming): Do not initialize update-ssa.
16871 (need_ssa_update_p): Simplify. Take function argument.
16872 (name_mappings_registered_p): Assert we ask for the correct function.
16873 (name_registered_for_update_p): Likewise.
16874 (ssa_names_to_replace): Likewise.
16875 (release_ssa_name_after_update_ssa): Likewise.
16876 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16877 (dump_decl_set): Do not print a newline.
16878 (debug_decl_set): Do it here.
16879 (dump_update_ssa): And here.
16880 * tree-ssa-loop-im.c (move_computations): Adjust.
16881 (movement_possibility): Likewise.
16882 (determine_max_movement): Likewise.
16883 (gather_mem_refs_stmt): Likewise.
16884 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16885 or NAME_MEMORY_TAG.
16886 * tree-complex.c (update_all_vops): Remove.
16887 (expand_complex_move): Adjust.
16888 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16889 Simplify test for memory referencing statement. Exclude
16890 non-invariant ADDR_EXPRs.
16891 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16892 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16893 (rdg_flag_uses): Likewise.
16894 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16896 (tree_optimize_tail_calls_1): Also split the
16897 edge from the entry block if we have degenerate PHI nodes in
16898 the first basic block.
16899 * tree.c (init_ttree): Remove memory-tag related code.
16900 (tree_code_size): Likewise.
16901 (tree_node_structure): Likewise.
16902 (build7_stat): Re-write to be build6_stat.
16903 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16904 (SSA_VAR_P): Adjust.
16905 (struct tree_memory_tag): Remove.
16906 (struct tree_memory_partition_tag): Likewise.
16907 (union tree_node): Adjust.
16908 (build7): Re-write to be build6.
16909 * tree-pass.h (pass_reset_cc_flags): Remove.
16910 (TODO_update_address_taken): New flag.
16911 (pass_simple_dse): Remove.
16912 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16913 * params.h (MAX_ALIASED_VOPS): Remove.
16914 (AVG_ALIASED_VOPS): Likewise.
16915 * omp-low.c (expand_omp_taskreg): Update SSA form.
16916 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16917 aliases the lhs in a copy stmt.
16918 * tree-ssa-dse.c (struct address_walk_data): Remove.
16919 (memory_ssa_name_same): Likewise.
16920 (memory_address_same): Likewise.
16921 (get_kill_of_stmt_lhs): Likewise.
16922 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16923 unused stores. Look through PHI nodes into post-dominated regions.
16924 (dse_optimize_stmt): Simplify. Properly remove stores.
16925 (tree_ssa_dse): Compute dominators.
16926 (execute_simple_dse): Remove.
16927 (pass_simple_dse): Likewise.
16928 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16929 gimple_loaded_syms and gimple_stored_syms computation.
16930 * toplev.c (dump_memory_report): Dump alias and pta stats.
16931 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16932 (vn_reference_eq): Likewise.
16933 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16934 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16935 valueize_vuses): Remove.
16936 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16937 (get_def_ref_stmt_vuse): ... this.
16938 (vn_reference_lookup_2): New function.
16939 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16940 walking equivalent vuses. Simplify.
16941 (vn_reference_lookup): Likewise.
16942 (vn_reference_insert): Likewise.
16943 (vn_reference_insert_pieces): Likewise.
16944 (visit_reference_op_call): Simplify.
16945 (visit_reference_op_load): Likewise.
16946 (visit_reference_op_store): Likewise.
16947 (init_scc_vn): Remove shared_lookup_vuses initialization.
16948 (free_scc_vn): Remove shared_lookup_vuses freeing.
16949 (sort_vuses, sort_vuses_heap): Remove.
16950 (get_ref_from_reference_ops): Export.
16951 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16952 vector with single vuse pointer.
16953 (vn_reference_lookup_pieces, vn_reference_lookup,
16954 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16955 (shared_vuses_from_stmt): Remove.
16956 (get_ref_from_reference_ops): Declare.
16957 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16958 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16959 memory-tag related code.
16960 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16961 (likely_value): Add comment, skip static-chain of call statements.
16962 (surely_varying_stmt_p): Adjust.
16963 (gimplify_and_update_call_from_tree): Likewise.
16964 (execute_fold_all_builtins): Do not rebuild alias info.
16965 (gimplify_and_update_call_from_tree): Properly update VOPs.
16966 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16967 (copy_ref_info): Remove memory-tag related code.
16968 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16969 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16970 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16972 * tree-ssa-dom.c (gimple_p): Remove typedef.
16973 (eliminate_redundant_computations): Adjust.
16974 (record_equivalences_from_stmt): Likewise.
16975 (avail_expr_hash): Likewise.
16976 (avail_expr_eq): Likewise.
16977 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16978 (stmt_makes_single_load): Likewise.
16979 (stmt_makes_single_store): Likewise.
16980 * tree-ssa-alias.c: Rewrite completely.
16981 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16982 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16983 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16984 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16985 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16986 Remove public functions.
16987 (pass_reset_cc_flags): Remove.
16988 (pass_build_alias): Move ...
16989 * tree-ssa-structalias.c (pass_build_alias): ... here.
16990 * tree-ssa-alias.c (may_be_aliased): Move ...
16991 * tree-flow-inline.h (may_be_aliased): ... here.
16992 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16993 count_uses_and_derefs): Move ...
16994 * gimple.c: ... here.
16995 * gimple.h (count_uses_and_derefs): Declare.
16996 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16997 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16998 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16999 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
17000 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
17001 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
17002 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
17004 * tree-dfa.c (refs_may_alias_p): Move ...
17005 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
17006 * tree-ssa-alias.h: New file.
17007 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
17008 (statement_sink_location): Likewise.
17009 * opts.c (decode_options): Do not adjust max-aliased-vops or
17010 avg-aliased-vops values.
17011 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
17012 (TV_CALL_CLOBBER): Likewise.
17013 (TV_FLOW_SENSITIVE): Likewise.
17014 (TV_FLOW_INSENSITIVE): Likewise.
17015 (TV_MEMORY_PARTITIONING): Likewise.
17016 (TV_ALIAS_STMT_WALK): New timevar.
17017 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
17018 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
17019 (get_address_description): Remove memory-tag related code.
17020 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
17021 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
17022 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
17023 and immediate uses in statements. Document.
17024 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
17025 (dump_symbols): Remove.
17026 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
17027 * alias.c (get_deref_alias_set): New function split out from ...
17028 (get_alias_set): ... here.
17029 * alias.h (get_deref_alias_set): Declare.
17030 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
17031 type parameter. Remove restrict pointer handling. Create a
17032 ref-all pointer in case type-based alias sets do not conflict.
17033 (vect_analyze_data_refs): Remove SMT related code.
17034 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
17035 (vectorizable_load): Likewise.
17036 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
17037 (DR_SYMBOL_TAG, DR_VOPS): Remove.
17038 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
17039 Ignore vops and SMTs.
17040 (dr_analyze_alias): Likewise..
17041 (free_data_ref): Likewise.
17042 (create_data_ref): Likewise.
17043 (analyze_all_data_dependences): Likewise.
17044 (get_references_in_stmt): Adjust.
17045 * tree-flow-inline.h (gimple_aliases_computed_p,
17046 gimple_addressable_vars, gimple_call_clobbered_vars,
17047 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
17048 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
17049 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
17050 gimple_mem_ref_stats): Remove.
17051 (gimple_vop): New function.
17052 (op_iter_next_use): Remove vuses and mayuses cases.
17053 (op_iter_next_def): Remove vdefs case.
17054 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
17055 (clear_and_done_ssa_iter): Do not set removed fields.
17056 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
17057 Assert we are not iterating over vuses or vdefs if not also
17058 iterating over uses or defs.
17059 (op_iter_init_use): Likewise.
17060 (op_iter_init_def): Likewise.
17061 (op_iter_next_vdef): Remove.
17062 (op_iter_next_mustdef): Likewise.
17063 (op_iter_init_vdef): Likewise.
17064 (compare_ssa_operands_equal): Likewise.
17065 (link_use_stmts_after): Handle vuse operand.
17066 (is_call_used): Use is_call_clobbered.
17067 (is_call_clobbered): Global variables are always call clobbered,
17068 query the call-clobbers bitmap.
17069 (mark_call_clobbered): Ignore global variables.
17070 (clear_call_clobbered): Likewise.
17071 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
17072 virtual operands sanity check.
17073 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
17075 (TARGET_MEM_REF): Remove TMR_TAG operand.
17076 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
17077 Remove call-clobber related code.
17078 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
17079 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
17080 partitions or escape reason.
17081 (get_single_def_stmt, get_single_def_stmt_from_phi,
17082 get_single_def_stmt_with_phi): Remove.
17083 (dump_referenced_vars): Tidy.
17084 (get_ref_base_and_extent): Allow bare decls.
17085 (collect_dfa_stats): Adjust.
17086 * graphite.c (rename_variables_in_stmt): Adjust.
17087 (graphite_copy_stmts_from_block): Likewise.
17088 (translate_clast): Likewise.
17089 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
17091 (translate_vuse_through_block): Use the oracle.
17092 (phi_translate_1): Adjust.
17093 (value_dies_in_block_x): Use the oracle. Cache the outcome
17095 (valid_in_sets): Check if the VUSE for
17096 a REFERENCE is available.
17097 (eliminate): Do not remove stmts during elimination,
17098 instead queue and remove them afterwards.
17099 (do_pre): Do not rebuild alias info.
17100 (pass_pre): Run TODO_rebuild_alias before PRE.
17101 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
17102 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
17103 (mark_all_v_defs_stmt): Remove.
17104 (mark_all_v_defs_seq): Adjust.
17105 (sra_replace): Likewise.
17106 (scalarize_use): Likewise.
17107 (scalarize_copy): Likewise.
17108 (scalarize_init): Likewise.
17109 (scalarize_ldst): Likewise.
17110 (todoflags): Remove.
17111 (tree_sra): Do not rebuild alias info.
17112 (tree_sra_early): Adjust.
17113 (pass_sra): Run TODO_update_address_taken before SRA.
17114 * tree-predcom.c (set_alias_info): Remove.
17115 (prepare_initializers_chain): Do not call it.
17116 (mark_virtual_ops_for_renaming): Adjust.
17117 (mark_virtual_ops_for_renaming_list): Remove.
17118 (initialize_root_vars): Adjust.
17119 (initialize_root_vars_lm): Likewise.
17120 (prepare_initializers_chain): Likewise.
17121 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
17122 (may_propagate_copy_into_stmt): Likewise.
17123 (merge_alias_info): Do nothing for now.
17124 (propagate_tree_value_into_stmt): Adjust.
17125 (stmt_may_generate_copy): Likewise.
17126 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
17127 not mark symbols for renaming.
17128 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
17129 with the same statement, make sure to update the new pointed-to one.
17130 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
17131 call statements, do not mark symbols for renaming.
17132 (mark_operand_necessary): Dump something.
17133 (ref_may_be_aliased): New function.
17134 (mark_aliased_reaching_defs_necessary_1): New helper function.
17135 (mark_aliased_reaching_defs_necessary): Likewise.
17136 (mark_all_reaching_defs_necessary_1): Likewise.
17137 (mark_all_reaching_defs_necessary): Likewise.
17138 (propagate_necessity): Do not process virtual PHIs. For
17139 non-aliased loads mark all reaching definitions as necessary.
17140 For aliased loads and stores mark the immediate dominating
17141 aliased clobbers as necessary.
17142 (visited): New global static.
17143 (perform_tree_ssa_dce): Free visited bitmap after propagating
17145 (remove_dead_phis): Perform simple dead virtual PHI removal.
17146 (remove_dead_stmt): Properly unlink virtual operands when
17148 (eliminate_unnecessary_stmts): Schedule PHI removal after
17150 * tree-ssa-ter.c (is_replaceable_p): Adjust.
17151 (process_replaceable): Likewise.
17152 (find_replaceable_in_bb): Likewise.
17153 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
17154 based on the single gimple vop.
17155 (verify_flow_insensitive_alias_info): Remove.
17156 (verify_flow_sensitive_alias_info): Likewise.
17157 (verify_call_clobbering): Likewise.
17158 (verify_memory_partitions): Likewise.
17159 (verify_alias_info): Likewise.
17160 (verify_ssa): Adjust..
17161 (execute_update_addresses_taken): Export. Update SSA
17162 manually. Optimize only when optimizing. Use a local bitmap.
17163 (pass_update_address_taken): Remove TODO_update_ssa, add
17165 (pass_update_address_taken): Just use TODO_update_address_taken.
17166 (init_tree_ssa): Do not initialize addressable_vars.
17167 (verify_ssa): Verify new VUSE / VDEF properties.
17168 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
17169 Do not call verify_alias_info.
17170 (delete_tree_ssa): Clear the VUSE, VDEF operands.
17171 Do not free the loaded and stored syms bitmaps. Reset the escaped
17172 and callused solutions. Do not free addressable_vars.
17173 Remove memory-tag related code.
17174 (warn_uninitialized_var): Aliases are always available.
17175 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
17176 * lambda-code.c (can_put_in_inner_loop): Adjust.
17177 (can_put_after_inner_loop): Likewise.
17178 (perfect_nestify): Likewise.
17179 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
17180 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
17181 (vectorizable_conversion): Do not mark symbols for renaming.
17182 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
17183 (expand_call_inline): Unlink the calls virtual operands before
17185 (tree_function_versioning): Do not call update_ssa if we are not
17186 updating clones. Simplify.
17187 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
17188 (propagate_with_phi): Likewise..
17189 * tree-outof-ssa.c (create_temp): Remove memory tag and call
17190 clobber code. Assert we are not aliased or global.
17191 * tree-flow.h: Include tree-ssa-alias.h
17192 (enum escape_type): Remove.
17193 (struct mem_sym_stats_d): Likewise.
17194 (struct mem_ref_stats_d): Likewise.
17195 (struct gimple_df): Add vop member. Remove global_var,
17196 call_clobbered_vars, call_used_vars, addressable_vars,
17197 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
17198 escaped and callused members.
17199 (struct ptr_info_def): Remove all members, add points-to solution
17201 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
17202 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
17203 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
17204 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
17205 (tree-ssa-alias.o): Likewise.
17206 (toplev.o): Add tree-ssa-alias.h
17207 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
17208 * gimple.c (gimple_set_bb): Fix off-by-one error.
17209 (is_gimple_reg): Do not handle memory tags.
17210 (gimple_copy): Also copy virtual operands.
17211 Delay updating the statement. Do not reset loaded and stored syms.
17212 (gimple_set_stored_syms): Remove.
17213 (gimple_set_loaded_syms): Likewise.
17214 (gimple_call_copy_skip_args): Copy the virtual operands
17215 and mark the new statement modified.
17216 * tree-ssa-structalias.c (may_alias_p): Remove.
17217 (set_uids_in_ptset): Take the alias set to prune with as
17218 parameter. Fold in the alias test of may_alias_p.
17219 (compute_points_to_sets): Compute whether a ptr is dereferenced
17220 in a local sbitmap.
17221 (process_constraint): Deal with &ANYTHING on the lhs, reject all
17222 other ADDRESSOF constraints on the lhs.
17223 (get_constraint_for_component_ref): Assert that we don't get
17224 ADDRESSOF constraints from the base of the reference.
17225 Properly generate UNKNOWN_OFFSET for DEREF if needed.
17226 (struct variable_info): Remove collapsed_to member.
17227 (get_varinfo_fc): Remove.
17228 (new_var_info): Do not set collapsed_to.
17229 (dump_constraint): Do not follow cycles.
17230 (dump_constraint_graph): Likewise.
17231 (build_pred_graph): Likewise.
17232 (build_succ_graph): Likewise.
17233 (rewrite_constraints): Likewise.
17234 (do_simple_structure_copy): Remove.
17235 (do_rhs_deref_structure_copy): Remove.
17236 (do_lhs_deref_structure_copy): Remove.
17237 (collapse_rest_of_var): Remove.
17238 (do_structure_copy): Re-implement.
17239 (pta_stats): New global variable.
17240 (dump_pta_stats): New function.
17241 (struct constraint_expr): Make offset signed.
17242 (UNKNOWN_OFFSET): Define special value.
17243 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
17244 (solution_set_expand): New helper function split out from ...
17245 (do_sd_constraint): ... here.
17246 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
17247 (do_ds_constraint): Likewise.
17248 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
17249 and CALLUSED = *CALLUSED.
17250 (set_union_with_increment): Make inc argument signed.
17251 (type_safe): Remove.
17252 (get_constraint_for_ptr_offset): Handle unknown and negative
17254 (first_vi_for_offset): Handle offsets before start. Bail
17255 out early for offsets beyond the variable extent.
17256 (first_or_preceding_vi_for_offset): New function.
17257 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
17258 Together with ESCAPED = *ESCAPED this properly computes reachability.
17259 (find_what_var_points_to): New function.
17260 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
17261 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
17262 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
17263 pt_solutions_intersect): New functions.
17264 (compute_call_used_vars): Remove.
17265 (compute_may_aliases): New main entry into PTA computation.
17266 * gimple.h (gimple_p): New typedef.
17267 (struct gimple_statement_base): Remove references_memory_p.
17268 (struct gimple_statement_with_memory_ops_base): Remove
17269 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
17271 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
17272 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
17273 gimple_set_references_memory): Remove.
17274 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
17275 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
17277 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
17278 (verify_expr): Allow RESULT_DECL.
17279 (gimple_duplicate_bb): Do not copy virtual operands.
17280 (gimple_duplicate_sese_region): Adjust.
17281 (gimple_duplicate_sese_tail): Likewise.
17282 (mark_virtual_ops_in_region): Remove.
17283 (move_sese_region_to_fn): Do not call it.
17284 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
17285 and pass_simple_dse.
17286 (execute_function_todo): Handle TODO_update_address_taken,
17287 call execute_update_addresses_taken for TODO_rebuild_alias.
17288 (execute_todo): Adjust.
17289 (execute_one_pass): Init dump files early.
17290 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
17292 (create_general_new_stmt): Clear vops.
17293 * tree-ssa-reassoc.c (get_rank): Adjust.
17294 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
17295 symbols for renaming.
17296 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
17297 (PARAM_AVG_ALIASED_VOPS): Likewise.
17298 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
17299 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
17300 * tree-ssa-operands.c: Simplify for new virtual operand representation.
17301 (operand_build_cmp, copy_virtual_operands,
17302 create_ssa_artificial_load_stmt, add_to_addressable_set,
17303 gimple_add_to_addresses_taken): Remove public functions.
17304 (unlink_stmt_vdef): New function.
17306 2009-04-03 Alan Modra <amodra@bigpond.net.au>
17308 * config.gcc (powerpc-*-linux*): Merge variants.
17310 2009-04-02 Chao-ying Fu <fu@mips.com>
17311 James Grosbach <james.grosbach@microchip.com>
17313 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
17314 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
17316 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
17317 keep_interrupts_masked_p, use_debug_exception_return_p.
17318 (mips_attribute_table): Add interrupt, use_shadow_register_set,
17319 keep_interrupts_masked, use_debug_exception_return.
17320 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
17321 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
17323 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
17324 (mips_print_operand): Process COP0 registers to print $0 .. $31
17325 correctly for GAS to process.
17326 (mips_interrupt_extra_call_saved_reg_p): New function.
17327 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
17329 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
17330 (mips_compute_frame_info): Add supports for interrupt context that
17331 includes doubleword accumulators and COP0 registers.
17332 (mips_for_each_saved_acc): New function.
17333 (mips_for_each_saved_gpr_and_fpr): Change the function name from
17334 mips_for_each_saved_reg.
17335 (mips_save_reg): Save accumulators.
17336 (mips_kernel_reg_p): A new for_each_rtx callback.
17337 (mips_expand_prologue): Support interrupt handlers.
17338 (mips_restore_reg): Restore accumulators.
17339 (mips_expand_epilogue): Support interrupt handlers.
17340 (mips_can_use_return_insn): Return false for interrupt handlers.
17341 (mips_epilogue_uses): New function.
17342 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
17343 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
17344 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
17345 cop0_move): New instructions.
17346 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
17347 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
17349 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
17351 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
17352 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
17353 interrupt handlers, we use K0 as the temporary register.
17354 (EPILOGUE_USES): Change to a function call.
17355 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
17356 handlers, we use K0 as the temporary register.
17358 * doc/extend.texi (Function Attributes): Document interrupt,
17359 use_shadow_register_set, keep_interrupts_masked,
17360 use_debug_exception_return for MIPS attributes.
17362 2009-04-03 Alan Modra <amodra@bigpond.net.au>
17364 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
17365 Remove a number of t-files from tmake_file.
17366 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
17367 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
17368 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
17369 target_prototype, not TARGET_PROTOTYPE.
17370 (LINK_OS_GNU_SPEC): Define.
17371 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
17372 and darwin-ldoubdle.c.
17374 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17377 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
17378 (cpp_options): Ditto.
17379 (default_compilers): Ditto.
17380 (display_help): Ditto.
17381 (process_command): Ditto.
17382 (do_spec_1): Ditto.
17383 (set_input): Use lbasename instead of duplicate code.
17384 (save_temps_prefix): New static for -save-temps=obj.
17385 (save_temps_length): Ditto.
17387 * doc/invoke.texi (-save-temps=obj): Document new variant to
17388 -save-temps switch.
17390 2009-04-02 Jeff Law <law@redhat.com>
17392 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
17395 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
17397 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
17398 * configure: Regenerated.
17400 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17402 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
17403 share the argument list.
17405 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17409 2009-02-12 Diego Novillo <dnovillo@google.com>
17411 * varpool.c (debug_varpool): New.
17412 * cgraph.h (debug_varpool): Declare.
17414 2009-04-02 Jan Hubicka <jh@suse.cz>
17416 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
17419 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
17421 * config/i386/i386.c (ix86_abi): Move initialization to ...
17422 (override_options): Here.
17424 2009-04-02 Christian Bruel <christian.bruel@st.com>
17426 * config/sh/sh.c (sh_dwarf_register_span): New function.
17427 (TARGET_DWARF_REGISTER_SPAN): Define.
17428 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
17430 2009-04-02 Ira Rosen <irar@il.ibm.com>
17432 PR tree-optimization/39595
17433 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
17434 interleaved loads group is not greater than the SLP group size.
17436 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17438 * builtins.c (is_builtin_name): New.
17439 (called_as_built_in): Use is_builtin_name.
17440 * tree.h (is_builtin_name): New.
17441 * varasm.c (incorporeal_function_p): Use is_builtin_name
17443 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
17445 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
17447 2009-04-02 Dodji Seketeli <dodji@redhat.com>
17450 * c-decl.c (clone_underlying_type): Move this ...
17451 * c-common.c (set_underlying_type): ... here.
17452 Also, make sure the function properly sets TYPE_STUB_DECL() on
17453 the newly created typedef variant type.
17454 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
17455 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
17458 2009-04-02 Richard Guenther <rguenther@suse.de>
17460 PR tree-optimization/37221
17461 * tree-flow.h (degenerate_phi_result): Declare.
17462 * tree-ssa-dom.c (degenerate_phi_result): Export.
17463 * tree-scalar-evolution.c (analyze_initial_condition): If
17464 the initial condition is defined by a degenerate PHI node
17465 use the degenerate value.
17467 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
17469 PR rtl-optimization/39588
17470 * combine.c (merge_outer_ops): Do not set the constant when this
17472 (simplify_shift_const_1): Do not modify it either in this case.
17474 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
17476 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
17477 tuning is deprecated if -mtune value is set to an Itanium1 variant.
17479 2009-04-01 Janis Johnson <janis187@us.ibm.com>
17482 * c-lex.c (interpret_float): Default (no suffix) is double.
17484 2009-04-1 Xinliang David Li <davidxl@google.com>
17486 * config/i386/i386.c (legitimate_constant_p): Recognize
17487 all one vector constant.
17489 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17491 * config/vax/vax.c: Add #includes to silence warnings.
17492 Change #include order to silence two warnings.
17494 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17496 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
17497 (ASM_SPEC): Pass -k to the assembler for PIC code.
17499 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17501 * config.gcc: Add vax-*-linux* to the switch.
17502 * config/vax/linux.h: New file. (TARGET_VERSION,
17503 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
17505 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17507 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
17508 Use predicate macros instead of GET_CODE() == foo.
17509 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
17510 ashlsi3, rotrsi3, <unnamed>): Likewise.
17512 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17514 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
17515 jbbccihi, jbbccisi): Remova trailing whitespace.
17516 * config/vax/constraints.md: Likewise.
17517 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17518 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
17519 * config/vax/predicates.md: Likewise.
17520 * config/vax/vax.c (print_operand_address, vax_output_int_move,
17521 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
17522 * config/vax/vax.h: Likewise.
17523 * config/vax/vax.md (nonlocal_goto): Likewise.
17525 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17527 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
17528 (indirectable_address_p, adjacent_operands_p): Add spaces around
17530 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
17532 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17534 * config/vax/vax.c (legitimate_constant_address_p,
17535 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
17536 index_term_p, reg_plus_index_p, legitimate_address_p,
17537 vax_mode_dependent_address_p): Update comments to match functions
17538 modified by the recent int->bool conversion.
17540 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17542 * config/vax/builtins.md: Update copyright message.
17543 * config/vax/constraints.md: Likewise.
17544 * config/vax/netbsd-elf.h: Likewise.
17545 * config/vax/predicates.md: Likewise.
17546 * config/vax/vax-protos.h: Likewise.
17547 * config/vax/vax.c: Likewise.
17548 * config/vax/vax.h: Likewise.
17549 * config/vax/vax.md: Likewise.
17550 * config/vax/vax.opt: Likewise.
17552 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17554 * config/vax/builtins.md (ffssi2, ffssi2_internal,
17555 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
17556 * config/vax/constraints.md (B, R): Likewise.
17557 * config/vax/predicates.md (external_memory_operand,
17558 nonimmediate_addsub_di_operand): Likewise.
17559 * config/vax/vax.c (vax_output_int_add): Likewise.
17560 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
17561 untyped_call): Likewise.
17563 2009-04-01 Matt Thomas <matt@3am-software.com>
17565 * config/vax/predicates.md: New file.
17566 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
17567 external_const_operand, nonsymbolic_operand, external_memory_operand,
17568 indirect_memory_operand, indexed_memory_operand,
17569 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
17570 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
17572 * config/vax/constraints.md: New file.
17573 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
17575 * config/vax/builtins.md: New file.
17576 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
17577 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
17579 * config/vax/vax.opt (mqmath): Add option.
17580 * config/vax/vax.md (isfx): Extend with DI.
17581 (VAXintQH, VAXintQHSD): Define.
17582 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
17583 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
17584 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
17585 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
17586 (movdi): Update constraints and use vax_output_int_move().
17587 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
17588 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
17589 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
17590 nonlocal_goto): New.
17591 (mov<mode>): Extend accepted operand types.
17592 (subdi3_old): Rename from subdi3, change update constraints and use
17593 a new implementation.
17594 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
17595 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
17596 MOVE_RATIO, CLEAR_RATIO): Define.
17597 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
17598 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
17599 (PRINT_OPERAND): Redefine using a function instead of inlined code.
17600 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
17601 (split_quadword_operands): Make static and really allow variable
17603 (print_operand_address): Update for PIC generation.
17604 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
17605 indexable_address_p, fixup_mathdi_operand,
17606 vax_expand_addsub_di_operands, adjacent_operands_p): New.
17607 (vax_float_literal, legitimate_constant_p,
17608 indirectable_constant_address_p, index_term_p,
17609 reg_plus_index_p): Return bool instead of int.
17610 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
17612 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
17614 (vax_output_conditional_branch): Indent.
17615 (legitimate_constant_address_p, indirectable_constant_address_p,
17616 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
17617 vax_mode_dependent_address_p): Return bool instead of int, update for
17619 * config/vax/vax-protos.h (legitimate_constant_address_p,
17620 legitimate_constant_p, legitimate_address_p,
17621 vax_mode_dependent_address_p): Change declaration to bool.
17622 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
17623 vax_expand_addsub_di_operands, vax_output_int_subtract,
17624 vax_output_movmemsi): Declare.
17625 (split_quadword_operands, vax_float_literal): Delete declaration.
17626 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
17627 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
17628 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
17629 ASM_OUTPUT_DWARF_PCREL): Define.
17630 (ASM_SPEC): Change definition to allow PIC generation.
17632 2009-04-01 Steve Ellcey <sje@cup.hp.com>
17634 * doc/sourcebuild.texi: Update front-end requirements.
17636 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17639 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
17640 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
17641 (booldi3_internal3): Use boolean_or_operator instead of
17644 2009-04-01 Joseph Myers <joseph@codesourcery.com>
17647 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
17648 declarator whose size is not an integer constant expression but
17649 folds to an integer constant, then treat it as a constant
17652 2009-04-01 Richard Guenther <rguenther@suse.de>
17654 * fold-const.c (fold_plusminus_mult_expr): Do not fold
17655 i * 4 + 2 to (i * 2 + 1) * 2.
17657 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17660 * c-parser.c (c_parser_asm_statement): Skip until close paren and
17661 return if c_parser_asm_string_literal returned NULL.
17663 2009-04-01 Nick Clifton <nickc@redhat.com>
17665 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
17667 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
17668 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
17669 other typedefs to avoid conflicts with libgcc2.c. Define labels
17670 to gain 16-bit bit-manipulation functions from libgcc2.c and then
17672 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
17673 to gain 16-bit trapping arithmetic functions from libgcc2.c and
17676 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
17678 * varasm.c (default_function_rodata_section): Declare DOT as
17681 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
17682 Andrey Galkin <agalkin@hypercom.com>
17685 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
17686 Make object_name unique for each process.
17688 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17691 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
17692 addressable variables in the parallel that could go out of scope while
17693 running queued tasks.
17695 2009-04-01 Anatoly Sokolov <aesok@post.ru>
17697 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
17698 (CASE_VALUES_THRESHOLD): Redefine.
17699 * config/avr/avr.c (avr_override_options): Remove initialization of
17700 avr_case_values_threshold variable.
17701 (avr_case_values_threshold): Remove variable. Add new function.
17702 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
17703 * config/avr/avr.opt (mno-tablejump): Remove option.
17704 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
17706 2009-04-01 DJ Delorie <dj@redhat.com>
17708 * varasm.c (default_function_rodata_section): Don't assume
17709 anything about where the first '.' in the section name is.
17711 2009-04-01 Alan Modra <amodra@bigpond.net.au>
17713 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
17714 rs6000_emit_stack_tie.
17716 2009-03-31 Ian Lance Taylor <iant@google.com>
17718 * tree-eh.c (tree_remove_unreachable_handlers): Compare
17719 gimple_code with GIMPLE_RESX, not RESX.
17721 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17723 * c-common.c (c_get_ident): New.
17724 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
17726 2009-04-01 Ben Elliston <bje@au.ibm.com>
17728 * config/rs6000/sysv4.opt (msdata): Improve option description.
17730 2009-03-31 Steve Ellcey <sje@cup.hp.com>
17732 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
17733 (divdf3_internal_lat): Remove.
17734 (divxf3_internal_lat): Remove.
17735 (divxf3_internal_thr): Remove.
17736 (divxf): Use divxf3_internal.
17737 * config/ia64/div.md (divsf3_internal_lat): New.
17738 (divdf3_internal_lat): New.
17739 (divxf3_internal): New.
17741 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17744 * Makefile.in (USE_GCC_STDINT): Define.
17745 (stmp-int-hdrs): Install stdint.h if applicable.
17746 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
17748 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
17749 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
17750 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): Define.
17757 (c_common_nodes_and_builtins): Initialize
17758 underlying_wchar_type_node. Do not initialize
17759 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
17760 nodes for new types.
17761 (c_stddef_cpp_builtins): Define macros for new types.
17762 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
17764 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
17765 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
17766 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
17767 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
17768 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
17769 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
17770 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
17771 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
17772 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
17773 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
17774 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
17775 int16_type_node, int32_type_node, int64_type_node,
17776 uint8_type_node, uint16_type_node, c_uint32_type_node,
17777 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
17778 int_least32_type_node, int_least64_type_node,
17779 uint_least8_type_node, uint_least16_type_node,
17780 uint_least32_type_node, uint_least64_type_node,
17781 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
17782 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
17783 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
17784 uintptr_type_node): Define.
17785 * c-cppbuiltin.c (builtin_define_constants,
17786 builtin_define_type_minmax): New.
17787 (builtin_define_stdint_macros): Define more macros.
17788 (c_cpp_builtins): Define more limit macros.
17789 (type_suffix): New.
17790 (builtin_define_type_max): Define in terms of
17791 builtin_define_type_minmax. Remove is_long parameter. All
17793 * config.gcc (use_gcc_stdint): Define.
17794 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17795 Add newlib-stdint.h for generic targets.
17796 * config/glibc-stdint.h, config/newlib-stdint.h,
17797 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17798 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17799 * config/score/score.h (UINTPTR_TYPE): Define.
17800 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17801 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17802 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17803 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17804 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17805 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17806 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17807 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17808 * config/spu/spu.h (STDINT_LONG32): Define.
17809 * configure.ac (use_gcc_stdint): Substitute.
17810 * configure: Regenerate.
17811 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17812 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17813 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17814 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17815 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17816 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17817 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17818 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17819 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17820 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17821 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17822 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17823 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17824 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17825 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17826 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17827 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17828 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17829 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17830 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17831 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17832 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17833 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17834 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17835 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17836 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17837 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17838 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17839 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17841 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17843 * loop-iv.c (suitable_set_for_replacement): Renamed from
17844 simplify_using_assignment; changed to return bool and to accept new
17845 args DEST and SRC. Return true iff we find a source/destination pair
17846 that can be used to make a replacement, and fill SRC and DEST if so.
17847 Remove arg ALTERED. Don't deal with altered regs here. All callers
17849 (simplify_using_initial_values): Deal with altered regs here and track
17850 more precisely the effect they have on the validity of our expression.
17852 * loop-iv.c (simplify_using_condition): A condition of the form
17853 (EQ REG CONST) can be used to simply make a substitution.
17854 (simplify_using_initial_values): Keep track of conditions we have seen
17855 and keep using them to simplify new expressions, while applying the
17856 same substitutions to them as to the expression.
17858 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17859 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17862 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17863 changed. Use this when trying to improve the upper bound.
17864 Generate the comparison by using simplify_gen_relational.
17866 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17868 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17870 (simplify_using_assignment, simplify_using_initial_values): Call
17871 replace_in_expr to make replacements. Call replace_single_def_regs
17872 once on the initial version of the expression.
17874 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17877 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17879 2009-03-31 Richard Guenther <rguenther@suse.de>
17881 PR middle-end/31029
17882 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17883 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17885 2009-03-31 Richard Guenther <rguenther@suse.de>
17887 * tree.h (div_if_zero_remainder): Declare.
17888 * fold-const.c (div_if_zero_remainder): Export.
17889 * tree-ssa-forwprop.c
17890 (forward_propagate_addr_into_variable_array_index): Handle
17891 constant array index addition outside of the variable index.
17893 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17896 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17897 define_splits, floatunssi<mode>2): Require x87 conversions from
17898 DImode to be permitted.
17900 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17902 PR preprocessor/15638
17903 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17905 2009-03-31 Richard Guenther <rguenther@suse.de>
17907 PR middle-end/23401
17908 PR middle-end/27810
17909 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17910 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17911 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17912 a separate statement.
17913 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17914 (lookup_tmp_var): Likewise.
17915 (is_gimple_formal_tmp_or_call_rhs): Remove.
17916 (is_gimple_reg_or_call_rhs): Rename to ...
17917 (is_gimple_reg_rhs_or_call): ... this.
17918 (is_gimple_mem_or_call_rhs): Rename to ...
17919 (is_gimple_mem_rhs_or_call): ... this.
17920 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17921 DECL_GIMPLE_REG_P only if is_formal is true.
17922 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17923 for non-proper post-modify expression gimplification.
17924 (gimplify_self_mod_expr): For post-modify expressions gimplify
17925 the lvalue to a minimal lvalue.
17926 (rhs_predicate_for): Remove formal temp case.
17927 (gimplify_modify_expr_rhs): Likewise.
17928 (gimplify_addr_expr): Use is_gimple_reg.
17929 (gimplify_expr): Remove formal temp cases.
17930 (gimple_regimplify_operands): Likewise.
17931 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17932 and FILTER_EXPR like constants.
17933 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17935 (is_gimple_formal_tmp_rhs): Remove.
17936 (is_gimple_reg_rhs): Remove special casing.
17937 (is_gimple_mem_rhs): Fix.
17938 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17939 (is_gimple_formal_tmp_var): Remove.
17940 (is_gimple_formal_tmp_reg): Likewise.
17941 (is_gimple_min_lval): Allow invariant component ref parts.
17942 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17943 is_gimple_formal_tmp_reg): Remove declarations.
17944 * tree-cfg.c (verify_expr): Verify that variables with address
17945 taken do not have DECL_GIMPLE_REG_P set.
17946 * tree-mudflap.c (mf_build_check_statement_for): Use
17947 force_gimple_operand instead of gimplify_expr.
17949 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17951 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17952 schedulable rows to compute_split_row.
17954 2009-03-31 Ben Elliston <bje@au.ibm.com>
17957 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17960 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17962 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17963 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17964 * configure: Regenerate.
17965 * config.in: Regenerate.
17966 * config/rs6000/rs6000.opt (mtls-markers): Add.
17967 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17968 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17969 (tls_ld_aix, tls_ld_sysv): Likewise.
17970 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17971 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17973 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17975 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17977 2009-03-30 Jan Hubicka <jh@suse.cz>
17979 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17981 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17982 detection and label handling.
17984 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17986 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17987 left_conflicts_size.
17988 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17989 ALLOCNO_LEFT_CONFLICTS_SIZE.
17991 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17992 remove_allocno_from_bucket_and_push,
17993 allocno_spill_priority_compare, push_allocnos_to_stack,
17994 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17995 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17996 (setup_allocno_left_conflicts_num): Ditto. Rename to
17997 setup_allocno_left_conflicts_size.
17998 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17999 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
18000 setup_allocno_left_conflicts_size instead of
18001 setup_allocno_left_conflicts_num.
18003 * ira-build.c (ira_create_allocno): Use
18004 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
18005 ALLOCNO_LEFT_CONFLICTS_NUM.
18007 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18009 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18010 instead of DF_LR_OUT.
18012 * ira-lives.c (process_bb_node_lives): Ditto.
18014 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18015 instead of DF_LR_{OUT,IN}.
18017 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18019 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18021 2009-03-30 Jan Hubicka <jh@suse.cz>
18023 * except.c (label_to_region_map): Fix thinko.
18025 2009-03-30 Steve Ellcey <sje@cup.hp.com>
18027 PR middle-end/38237
18028 * tree.h (tree_find_value): New declaration.
18029 * tree.c (tree_find_value): New function.
18030 * varasm.c (assemble_external): Avoid duplicate entries on lists.
18032 2009-03-30 Jakub Jelinek <jakub@redhat.com>
18035 * c-decl.c (struct c_binding): Add locus field.
18036 (bind): Add locus argument, set locus field from it.
18037 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
18038 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
18039 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
18040 implicitly_declare, undeclared_variable, lookup_label,
18041 declare_label, c_make_fname_decl, c_builtin_function,
18042 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
18045 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
18048 * config/i386/i386.c (classify_argument): Check total size of
18051 2009-03-30 Martin Jambor <mjambor@suse.cz>
18053 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
18054 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
18055 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
18058 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
18059 seen_variable_array_ref while also traversing a union.
18061 * tree-inline.c (optimize_inline_calls): Do not call
18062 cgraph_node_remove_callees.
18063 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
18064 (pass_remove_cgraph_callee_edges): New variable.
18065 * passes.c (init_optimization_passes): Add
18066 pass_remove_cgraph_callee_edges after early inlining and before all
18067 late intraprocedural passes.
18069 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
18071 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18073 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
18074 Fix typos in names.
18076 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18078 * combine.c (simplify_comparison): Use have_insn_for.
18079 * dojump.c (do_jump): Likewise.
18081 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18083 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
18084 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
18085 sparc_compare_op0 like sparc_compare_emitted used to be handled.
18086 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
18087 instead of sparc_compare_emitted.
18088 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
18089 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
18090 instead of sparc_compare_emitted.
18092 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18094 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
18095 enter/exit cfglayout mode.
18096 (pass_partition_block): Require it.
18097 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
18098 (combine_instructions): Track basic blocks instead of labels.
18099 (update_cfg_for_uncondjump): New.
18100 (try_combine): Use it. Update jumps after rescanning.
18101 (pass_combine): Require PROP_cfglayout.
18102 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
18104 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18106 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
18107 Provide/destroy PROP_cfglayout respectively.
18108 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
18109 * tree-pass.h (PROP_cfglayout): New.
18111 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18113 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
18114 fold_convert_const_fixed_from_fixed,
18115 fold_convert_const_fixed_from_int,
18116 fold_convert_const_fixed_from_real, fold_negate_const): Do not
18117 set TREE_CONSTANT_OVERFLOW.
18118 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
18119 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
18121 2009-03-30 Ira Rosen <irar@il.ibm.com>
18123 * tree-vect-loop-manip.c: New file.
18124 * tree-vectorizer.c: Update documentation and included files.
18125 (vect_loop_location): Make extern.
18126 (rename_use_op): Move to tree-vect-loop-manip.c
18127 (rename_variables_in_bb, rename_variables_in_loop,
18128 slpeel_update_phis_for_duplicate_loop,
18129 slpeel_update_phi_nodes_for_guard1,
18130 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
18131 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
18132 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
18133 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
18134 find_loop_location): Likewise.
18135 (new_stmt_vec_info): Move to tree-vect-stmts.c.
18136 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
18137 get_vectype_for_scalar_type, vect_is_simple_use,
18138 supportable_widening_operation, supportable_narrowing_operation):
18140 (bb_in_loop_p): Move to tree-vect-loop.c.
18141 (new_loop_vec_info, destroy_loop_vec_info,
18142 reduction_code_for_scalar_code, report_vect_op,
18143 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
18144 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
18145 (vect_supportable_dr_alignment): Likewise.
18146 * tree-vectorizer.h (tree-data-ref.h): Include.
18147 (vect_loop_location): Declare.
18148 Reorganize function declarations according to the new file structure.
18149 * tree-vect-loop.c: New file.
18150 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
18151 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
18152 * tree-vect-data-refs.c: New file.
18153 * tree-vect-patterns.c (timevar.h): Don't include.
18154 * tree-vect-stmts.c: New file.
18155 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
18156 tree-vect-slp.c, tree-vect-loop.c.
18157 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
18158 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
18159 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
18160 (tree-vect-analyze.o): Remove.
18161 (tree-vect-transform.o): Likewise.
18162 (tree-vect-data-refs.o): Add rule.
18163 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
18164 tree-vect-slp.o): Likewise.
18165 (tree-vect-patterns.o): Remove redundant dependencies.
18166 (tree-vectorizer.o): Likewise.
18167 * tree-vect-slp.c: New file.
18169 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18171 * optc-gen.awk: Warn if an option flag has multiple different
18174 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
18176 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
18177 -floop-block): Document dependences on PPL, CLooG and Graphite.
18179 2009-03-30 Joseph Myers <joseph@codesourcery.com>
18181 PR rtl-optimization/323
18182 * c-common.c (c_fully_fold, convert_and_check,
18183 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
18184 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
18185 * c-common.def (EXCESS_PRECISION_EXPR): New.
18186 * c-cppbuiltin.c (builtin_define_float_constants): Define
18187 constants with enough digits for long double.
18188 * c-lex.c (interpret_float): Interpret constant with excess
18189 precision where appropriate.
18190 * c-opts.c (c_common_post_options): Set
18191 flag_excess_precision_cmdline. Give an error for
18192 -fexcess-precision=standard for C++ for processors where the
18193 option is significant.
18194 * c-parser.c (c_parser_conditional_expression): Handle excess
18195 precision in condition.
18196 * c-typeck.c (convert_arguments): Handle arguments with excess
18198 (build_unary_op): Move excess precision outside operation.
18199 (build_conditional_expr): Likewise.
18200 (build_compound_expr): Likewise.
18201 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
18202 (build_modify_expr): Handle excess precision in RHS.
18203 (convert_for_assignment): Handle excess precision in converted
18205 (digest_init, output_init_element, process_init_element): Handle
18206 excess precision in initializer.
18207 (c_finish_return): Handle excess precision in return value.
18208 (build_binary_op): Handle excess precision in operands and add
18209 excess precision as needed for operation.
18210 * common.opt (-fexcess-precision=): New option.
18211 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
18212 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
18213 For standard excess precision, output explicit conversion to and
18214 truncation from XFmode.
18215 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
18216 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
18217 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
18218 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
18219 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
18220 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
18221 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
18222 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
18223 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
18224 define_splits, sqrt<mode>2): Disable where appropriate for
18225 standard excess precision.
18226 * convert.c (convert_to_real): Do not shorten arithmetic to type
18227 for which excess precision would be used.
18228 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
18229 * doc/invoke.texi (-fexcess-precision=): Document option.
18230 (-mfpmath=): Correct index entry.
18231 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
18232 flag_excess_precision): New.
18233 * langhooks.c (lhd_post_options): Set
18234 flag_excess_precision_cmdline.
18235 * opts.c (common_handle_option): Handle -fexcess-precision=.
18236 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
18237 init_excess_precision): New.
18238 (lang_dependent_init_target): Call init_excess_precision.
18239 * tree.c (excess_precision_type): New.
18240 * tree.h (excess_precision_type): Declare.
18242 2009-03-30 Joseph Myers <joseph@codesourcery.com>
18245 * c-typeck.c (build_component_ref): Do not copy qualifiers from
18246 non-lvalue to component.
18248 2009-03-29 Joseph Myers <joseph@codesourcery.com>
18250 PR preprocessor/34695
18251 * Makefile.in (c-opts.o): Depend on c-tree.h.
18252 * c-common.c: Move down include of diagnostic.h.
18253 (done_lexing, c_cpp_error): New.
18254 * c-common.h (done_lexing): Declare.
18255 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
18257 * c-opts.c: Include c-tree.h.
18258 (c_common_init_options): Set preprocessor error callback.
18259 (c_common_handle_option): Do not set preprocessor
18260 inhibit_warnings, warnings_are_errors, warn_system_headers,
18261 pedantic_errors or inhibit_warnings flags.
18262 (c_common_post_options): Do not check cpp_errors (parse_in).
18263 (c_common_finish): Do not output dependencies if there were
18264 errors. Do not check return value of cpp_finish.
18265 * c-ppoutput.c (pp_file_change): Set input_location.
18266 * c-tree.h (c_cpp_error): Declare.
18267 * diagnostic.c (diagnostic_set_info_translated): Also initialize
18269 (diagnostic_build_prefix): Check override_column.
18270 * diagnostic.h (diagnostic_info): Add override_column field.
18271 (diagnostic_override_column): Define.
18273 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
18275 * c-common.c (c_expand_expr, c_staticp): Remove.
18276 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
18277 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
18278 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
18279 * c-gimplify.c (gimplify_compound_literal_expr,
18280 optimize_compound_literals_in_ctor): Remove.
18281 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
18282 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
18283 * c-semantics.c (emit_local_var): Remove.
18285 * langhooks-def.h (lhd_expand_expr): Remove.
18286 * langhooks.c (lhd_expand_expr): Remove.
18287 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
18289 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
18290 handling from c-semantics.c; don't call into langhook.
18291 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
18292 * gimplify.c (gimplify_compound_literal_expr,
18293 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
18294 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
18295 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
18296 as was done in c-gimplify.c.
18297 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
18298 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
18299 Move from c-common.h.
18300 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
18302 * tree.c (staticp): Do not call langhook.
18303 * langhooks.c (lhd_staticp): Delete.
18304 * langhooks-def.h (lhd_staticp): Delete prototype.
18305 (LANG_HOOKS_STATICP): Delete.
18306 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
18308 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
18309 instead of DECL_STMTs.
18311 2009-03-29 Joseph Myers <joseph@codesourcery.com>
18319 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
18321 (fold_call_expr): Return a NOP_EXPR from folding rather than the
18322 contained expression.
18323 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
18324 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
18325 conditional expressions for C.
18326 (decl_constant_value_for_optimization): Move from
18327 decl_constant_value_for_broken_optimization in c-typeck.c. Check
18328 whether optimizing and that the expression is a VAR_DECL not of
18329 array type instead of doing such checks in the caller. Do not
18330 check pedantic. Call gcc_unreachable for C++.
18331 * c-common.def (C_MAYBE_CONST_EXPR): New.
18332 * c-common.h (c_fully_fold, c_save_expr,
18333 decl_constant_value_for_optimization): New prototypes.
18334 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18335 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18336 EXPR_INT_CONST_OPERANDS): Define.
18337 * c-convert.c (convert): Strip nops from expression.
18338 * c-decl.c (groktypename): Take extra parameters expr and
18339 expr_const_operands. Update call to grokdeclarator.
18340 (start_decl): Update call to grokdeclarator. Add statement for
18341 expressions used in type of decl.
18342 (grokparm): Update call to grokdeclarator.
18343 (push_parm_decl): Update call to grokdeclarator.
18344 (build_compound_literal): Add parameter non_const and build a
18345 C_MAYBE_COSNT_EXPR if applicable.
18346 (grokdeclarator): Take extra parameters expr and
18347 expr_const_operands. Track expressions used in declaration
18348 specifiers and declarators. Fold array sizes and track whether
18349 they are constant expressions and whether they are integer
18350 constant expressions.
18351 (parser_xref_tag): Set expr and expr_const_operands fields in
18353 (grokfield): Update call to grokdeclarator.
18354 (start_function): Update call to grokdeclarator.
18355 (build_null_declspecs): Set expr and expr_const_operands fields in
18357 (declspecs_add_type): Handle expressions in typeof specifiers.
18358 * c-parser.c (c_parser_declspecs): Set expr and
18359 expr_const_operands fields for declaration specifiers.
18360 (c_parser_enum_specifier): Likewise.
18361 (c_parser_struct_or_union_specifier): Likewise.
18362 (c_parser_typeof_specifier): Likewise. Update call to
18363 groktypename. Fold expression as needed. Return expressions with
18364 type instead of adding statements.
18365 (c_parser_attributes): Update calls to c_parser_expr_list.
18366 (c_parser_statement_after_labels): Fold expression before passing
18367 to objc_build_throw_stmt.
18368 (c_parser_condition): Fold expression.
18369 (c_parser_asm_operands): Fold expression.
18370 (c_parser_conditional_expression): Use c_save_expr. Update call
18371 to build_conditional_expr.
18372 (c_parser_alignof_expression): Update call to groktypename.
18373 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
18374 original_code. Fold expression argument of va_arg. Create
18375 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
18376 argument to va_arg. Update calls to groktypename. Fold array
18377 index for offsetof. Verify that first argument to
18378 __builtin_choose_expr has integer type.
18379 (c_parser_postfix_expression_after_paren_type): Update calls to
18380 groktypename and build_compound_literal. Handle expressions with
18381 side effects in type name.
18382 (c_parser_postfix_expression_after_primary): Update call to
18383 c_parser_expr_list. Set original_code for calls to
18384 __builtin_constant_p.
18385 (c_parser_expr_list): Take extra parameter fold_p. Fold
18386 expressions if requested.
18387 (c_parser_objc_type_name): Update call to groktypename.
18388 (c_parser_objc_synchronized_statement): Fold expression.
18389 (c_parser_objc_receiver): Fold expression.
18390 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
18391 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
18392 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
18393 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
18394 (struct c_typespec): Add elements expr and expr_const_operands.
18395 (struct c_declspecs): Add elements expr and expr_const_operands.
18396 (groktypename, build_conditional_expr, build_compound_literal):
18398 (in_late_binary_op): Declare.
18399 * c-typeck.c (note_integer_operands): New function.
18400 (in_late_binary_op): New variable.
18401 (decl_constant_value_for_broken_optimization): Move to c-common.c
18402 and rename to decl_constant_value_for_optimization.
18403 (default_function_array_conversion): Do not strip nops.
18404 (default_conversion): Do not call
18405 decl_constant_value_for_broken_optimization.
18406 (build_array_ref): Do not fold result.
18407 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
18408 result when operand is a VLA.
18409 (c_expr_sizeof_type): Update call to groktypename. Handle
18410 expressions included in type name. Use C_MAYBE_CONST_EXPR for
18411 result when operand names a VLA type.
18412 (build_function_call): Update call to build_compound_literal.
18413 Only fold result for calls to __builtin_* functions. Strip
18414 NOP_EXPR from INTEGER_CST returned from such functions. Fold
18415 the function designator.
18416 (convert_arguments): Fold arguments. Update call to
18417 convert_for_assignment.
18418 (build_unary_op): Handle increment and decrement of
18419 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
18420 decrement earlier. Fold operand of increment and decrement.
18421 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
18422 built for integer operand. Wrap returns that are INTEGER_CSTs
18423 without being integer constant expressions or that have integer
18424 constant operands without being INTEGER_CSTs.
18425 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
18426 (build_conditional_expr): Add operand ifexp_bcp. Track whether
18427 result is an integer constant expression or can be used in
18428 unevaluated parts of one and avoid folding and wrap as
18429 appropriate. Fold operands before possibly doing -Wsign-compare
18431 (build_compound_expr): Wrap result for C99 if operands can be used
18432 in integer constant expressions.
18433 (build_c_cast): Update call to digest_init. Do not ignore
18434 overflow from casting floating-point constants to integers. Wrap
18435 results that could be confused with integer constant expressions,
18436 null pointer constants or floating-point constants.
18437 (c_cast_expr): Update call to groktypename. Handle expressions
18438 included in type name.
18439 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
18440 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
18441 Update calls to convert_for_assignment.
18442 (convert_for_assignment): Take new parameter
18443 null_pointer_constant. Do not strip nops or call
18444 decl_constant_value_for_broken_optimization. Set
18445 in_late_binary_op for conversions to boolean.
18446 (store_init_value): Update call to digest_init.
18447 (digest_init): Take new parameter null_pointer_constant. Do not
18448 call decl_constant_value_for_broken_optimization. pedwarn for
18449 initializers not constant expressions. Update calls to
18450 convert_for_assignment.
18451 (constructor_nonconst): New.
18452 (struct constructor_stack): Add nonconst element.
18453 (really_start_incremental_init, push_init_level, pop_init_level):
18454 Handle constructor_nonconst and nonconst element.
18455 (set_init_index): Call constant_expression_warning for array
18457 (output_init_element): Fold value. Set constructor_nonconst as
18458 applicable. pedwarn for initializers not constant expressions.
18459 Update call to digest_init. Call constant_expression_warning
18460 where constant initializers are required.
18461 (process_init_element): Use c_save_expr.
18462 (c_finish_goto_ptr): Fold expression.
18463 (c_finish_return): Fold return value. Update call to
18464 convert_for_assignment.
18465 (c_start_case): Fold switch expression.
18466 (c_process_expr_stmt): Fold expression.
18467 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
18468 ensure statement expression is not evaluated in constant expression.
18469 (build_binary_op): Track whether results are integer constant
18470 expressions or may occur in such, disable folding and wrap results
18471 as applicable. Fold operands for -Wsign-compare warnings unless
18473 (c_objc_common_truthvalue_conversion): Handle results folded to
18474 integer constants that are not integer constant expressions.
18475 * doc/extend.texi: Document when typeof operands are evaluated,
18476 that condition of __builtin_choose_expr is an integer constant
18477 expression, and more about use of __builtin_constant_p in
18480 2009-03-29 Richard Guenther <rguenther@suse.de>
18482 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
18483 propagate addresses of array references.
18485 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
18487 * regmove.c (perhaps_ends_bb_p): Remove.
18488 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
18489 from INSN and check that the main loop stays within that basic block.
18490 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
18491 (regmove_forward_pass): Split out from regmove_optimize. Use
18492 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
18493 (regmove_backward_pass): Split out from regmove_optimize. Use
18494 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
18495 (regmove_optimize): Simplify.
18497 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
18500 * config/i386/i386.c (classify_argument): Ignore flexible array
18501 member in struct and warn ABI change.
18503 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
18505 * config/i386/i386-protos.h (ix86_agi_dependent): New.
18507 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
18508 (ix86_adjust_cost): Updated.
18510 2009-03-29 Jan Hubicka <jh@suse.cz>
18512 PR middle-end/28850
18513 * tree-pass.h (pass_cleanup_eh): New function.
18514 (remove_unreachable_regions): Break code handling RTL
18515 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
18516 that can not be reached by runtime.
18517 (can_be_reached_by_runtime): New function.
18518 (label_to_region_map): New function.
18519 (num_eh_regions): New function.
18520 (rtl_remove_unreachable_regions): New function.
18521 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
18522 (remove_eh_region): New function.
18523 * except.h: Include sbitmap and vecprim.
18524 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
18525 num_eh_regions): Declare.
18526 * passes.c (init_optimization_passes): Schedule cleanup_eh.
18527 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
18528 * tree-eh.c (tree_remove_unreachable_handlers): New function.
18529 (tree_empty_eh_handler_p): New function.
18530 (cleanup_empty_eh): New function.
18531 (cleanup_eh): New function.
18532 (pass_cleanup_eh): New function.
18534 2009-03-29 Jan Hubicka <jh@suse.cz>
18536 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
18537 for removed regions.
18539 2009-03-29 Jan Hubicka <jh@suse.cz>
18541 * except.c (dump_eh_tree): Dump all datastructures.
18543 2009-03-29 Jan Hubicka <jh@suse.cz>
18545 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
18546 (duplicate_eh_regions_1): Likewise.
18547 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
18548 vector; call EH verification.
18549 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18550 Be ready for region being removed.
18552 2009-03-29 Jan Hubicka <jh@suse.cz>
18554 * bitmap.c (bitmap_last_set_bit): New function.
18555 * bitmap.h (bitmap_last_set_bit): Declare.
18557 2009-03-29 David Ayers <ayers@fsfe.org>
18560 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
18561 by calling objc_compare_types and surpress warnings about
18562 incompatible C pointers that are compatible ObjC pointers.
18564 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
18566 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
18567 call initialize_inline_failed.
18568 (initialize_inline_failed): Move it from here ...
18569 * cgraph.c (initialize_inline_failed): ... to here.
18570 (cgraph_create_edge): Call initialize_inline_failed rather than
18571 setting inline_failed directly.
18573 2009-03-29 Ben Elliston <bje@au.ibm.com>
18576 * sysv4.opt (msdata): Improve comment.
18577 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
18578 * sysv4.h (SVR4_ASM_SPEC): Likewise.
18580 2009-03-29 Ben Elliston <bje@au.ibm.com>
18583 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
18584 load and store attributes.
18586 2009-03-29 Ben Elliston <bje@au.ibm.com>
18588 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
18589 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
18590 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
18591 * doc/extend.texi (X86 Built-in Functions): Add index entries for
18592 __builtin_infq and __builtin_huge_valq.
18594 2009-03-28 Anatoly Sokolov <aesok@post.ru>
18596 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
18598 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18599 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
18601 2009-03-28 Xinliang David Li <davidxl@google.com>
18603 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
18604 (do_dbg_cnt): New function.
18606 2009-03-28 Jan Hubicka <jh@suse.cz>
18608 Merge from pretty-ipa:
18610 2009-03-27 Jan Hubicka <jh@suse.cz>
18612 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18613 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
18614 * passes.c (function_called_by_processed_nodes_p): New.
18615 * ipa-pure-const.c (check_call): Fix handling of operands.
18616 (analyze_function): Dump debug output for skipped bodies.
18617 (local_pure_const): Use function_called_by_processed_nodes_p.
18618 * dwarf2out.c (reference_to_unused): Use output.
18619 * passes.c (do_per_function_toporder): Likewise.
18621 2008-11-12 Jan Hubicka <jh@suse.cz>
18623 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
18624 * ipa-pure-const.c (funct_state_d): Add can throw field; make
18625 state_set_in_source enum
18626 (check_decl): Ignore memory tags; do not set fake looping flags;
18628 (check_operand, check_tree, check_rhs_var, check_lhs_var,
18629 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
18630 (check_call, analyze_function): Rewrite.
18632 (add_new_function): Update call of analyze_function.
18633 (generate_summary): Add call of analyze_function.
18634 (propagate): Propagate can_throw; handle state_set_in_source correctly.
18635 (local_pure_const): New function.
18636 (pass_local_pure_const): New pass.
18637 * ipa-inline.c (inline_transform): Set after_inlining.
18638 * tree-eh.c (stmt_can_throw_external): New.
18639 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
18640 work with aliasing built.
18641 * tree-flow.h (stmt_can_throw_external): New.
18642 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
18643 and local pure/const pass in early and late optimization queue.
18645 2009-03-28 Martin Jambor <mjambor@suse.cz>
18647 * fold-const.c (get_pointer_modulus_and_residue): New parameter
18649 (fold_binary): Allow function decl aligment consideration is the
18650 second argument is integer constant one.
18651 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
18652 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
18653 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
18655 2009-03-28 Jan Hubicka <jh@suse.cz>
18657 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
18658 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
18659 * function.h (rtl_data): Add nothrow flag.
18660 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
18661 set DECL_NOTHROW for AVAILABLE functions.
18663 2009-03-28 Jakub Jelinek <jakub@redhat.com>
18665 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
18666 following vector keyword has expansion starting with pixel or bool
18667 keyword, expand vector to __vector and pixel or bool to __pixel or
18671 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
18672 warn_if_disallowed_function_p): Removed.
18673 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
18674 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
18675 warning_if_disallowed_function_p.
18676 * flags.h (warn_if_disallowed_function_p,
18677 warn_disallowed_functions): Removed.
18678 * common.opt (Wdisallowed-function-list=): Removed.
18679 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
18681 2009-03-28 Richard Guenther <rguenther@suse.de>
18683 PR tree-optimization/38723
18684 * tree-ssa-pre.c (compute_avail): Add all default definitions to
18687 2009-03-28 Jan Hubicka <jh@suse.cz>
18689 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
18690 test introduced by my previous patch.
18692 2009-03-28 Richard Guenther <rguenther@suse.de>
18694 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
18695 the PHIs value undefined.
18697 2009-03-28 Jan Hubicka <jh@suse.cz>
18699 * tree-pass.h (pass_fixup_cfg): New pass.
18700 * ipa-inline.c (inline_transform): Set
18701 always_inline_functions_inlined/after_inlining.
18702 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
18703 (pass_fixup_cfg): New pass.
18704 * passes.c (init_optimization_passes): Add fixup_cfg.
18706 2009-03-28 Richard Guenther <rguenther@suse.de>
18708 PR tree-optimization/38458
18709 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
18710 argument use the arguments copy-of value.
18712 2009-03-28 Richard Guenther <rguenther@suse.de>
18714 PR tree-optimization/38180
18715 * tree-ssa-ccp.c (get_default_value): Simplify.
18716 (likely_value): Likewise.
18717 (surely_varying_stmt_p): Properly handle VOP case.
18718 (ccp_initialize): Likewise.
18719 (ccp_fold): Handle propagating through *&.
18720 (fold_const_aggregate_ref): Also handle decls.
18722 2009-03-28 Jan Hubicka <jh@suse.cz>
18724 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18725 * cgraph.h (cgraph_node): Likewise.
18726 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
18727 (cgraph_reset_node): Use process flag.
18728 (cgraph_mark_functions_to_output): Likewise.
18729 (cgraph_expand_function): Likewise.
18730 (cgraph_expand_all_functions): Likewise.
18731 (cgraph_output_in_order): Likewise.
18732 * dwarf2out.c (reference_to_unused): Likewise.
18733 * passes.c do_per_function_toporder): Likewise.
18735 2009-03-28 Jan Hubicka <jh@suse.cz>
18737 Bring from lto-branch:
18739 2008-09-03 Doug Kwan <dougkwan@google.com>
18741 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
18742 enums instead of reason strings.
18743 * cgraph.c (cgraph_create_edge): Same.
18744 (cgraph_inline_failed_string): New function.
18745 * cgraph.h (cgraph_inline_failed_t): New enum type.
18746 (cgraph_inline_failed_string): New prototype.
18747 (struct cgraph_edge): Change type of INLINED_FAILED from constant
18748 char pointer to cgraph_inline_failed_t.
18749 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
18750 (cgraph_default_inline_p): Ditto.
18751 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
18752 to cgraph_inline_failed_t pointer.
18753 * cif-code.def: New file.
18754 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
18756 (cgraph_check_inline_limits): Change type of REASON to pointer to
18757 cgraph_inline_failed_t. Replace reason strings with enums.
18758 (cgraph_default_inline_p): Ditto.
18759 (cgraph_recursive_inlining_p): Ditto.
18760 (update_caller_keys): Change type of FAILED_REASON to
18761 cgraph_inline_failed_t.
18762 (cgraph_set_inline_failed): Change type of REASON to pointer to
18763 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
18764 convert enums to strings for text output.
18765 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
18766 to be of type cgraph_inline_failed_t. Replace reason strings with
18767 enums. Call cgraph_inline_failed_string to covert enums
18768 to strings for text output.
18769 (cgraph_decide_inlining): Replace reason strings with enums.
18770 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
18771 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
18773 * tree-inline.c (expand_call_inline): Change type of REASON
18774 to cgraph_inline_failed_t. Replace reason strings with enums.
18775 Call cgraph_inline_failed_string for text output.
18776 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
18779 2009-03-28 Jan Hubicka <jh@suse.cz>
18781 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
18782 cgraph_clone_node): Remove master clone handling.
18783 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18784 * cgraph.h (master_clone): Remove.
18785 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18786 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
18787 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18789 2009-03-28 Jan Hubicka <jh@suse.cz>
18791 * cgraph.c (cgraph_function_body_availability): Functions declared
18792 inline are always safe to assume that it is not going to be replaced.
18794 2009-03-28 Richard Guenther <rguenther@suse.de>
18796 PR tree-optimization/38513
18797 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18798 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18799 EXC_PTR_EXPR and FILTER_EXPR.
18800 (get_ref_from_reference_ops): Likewise.
18802 2009-03-28 Richard Guenther <rguenther@suse.de>
18804 PR tree-optimization/38968
18805 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18806 Use FLOOR_MOD_EXPR to compute misalignment.
18808 2009-03-28 Richard Guenther <rguenther@suse.de>
18810 PR tree-optimization/37795
18811 * tree.h (combine_comparisons): Declare.
18812 * fold-const.c (combine_comparisons): Export.
18813 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18815 (ifcombine_iforif): Use combine_comparisons.
18817 2009-03-28 Jan Hubicka <jh@suse.cz>
18819 * tree-eh.c (inlinable_call_p): New function.
18820 (make_eh_edges): Use it.
18821 (verify_eh_edges): Use it.
18822 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18823 * except.c (reachable_next_level): Add inlinable_function argument
18824 (sjlj_find_directly_reachable_regions): Update.
18825 (add_reachable_handler): Do not set saw_any_handlers.
18826 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18827 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18828 Add new inlinable call parameter.
18829 (can_throw_internal, can_throw_external): Update.
18830 * except.h (can_throw_internal_1, can_throw_external_1,
18831 foreach_reachable_handler): Update declaration.
18833 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18835 * config/arm/t-arm-coff, config/h8300/coff.h,
18836 config/i386/i386-aout.h, config/i386/i386-coff.h,
18837 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18838 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18839 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18840 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18841 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18842 sys-types.h: Remove.
18843 * Makefile.in: Remove protoize and fixproto support and references
18845 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18846 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18848 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18849 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18850 unprotoize$(exeext).
18851 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18852 (.PHONY): Don't depend on proto.
18853 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18854 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18855 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18856 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18857 build/gen-protos.o, build/scan.o, xsys-protos.h,
18858 build/fix-header$(build_exeext), build/fix-header.o,
18859 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18860 stmp-install-fixproto): Remove.
18861 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18862 SYSCALLS.c or fixproto files.
18863 (install-common): Don't install protoize.
18864 (install-headers-tar, install-headers-cpio, install-headers-cp):
18865 Don't depend on $(STMP_FIXPROTO).
18866 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18867 install fixproto files or write out fixproto settings.
18868 (uninstall): Don't uninstall protoize.
18869 * config.gcc (use_fixproto): Remove.
18870 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18871 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18872 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18873 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18874 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18875 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18876 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18877 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18878 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18879 * config/t-vxworks (STMP_FIXPROTO): Remove.
18880 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18881 STMP_FIXPROTO): Remove.
18882 * config.in, configure: Regenerate.
18883 * crtstuff.c (gid_t, uid_t): Don't undefine.
18884 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18885 (arm-*-coff, arm-*-aout: Remove target entries.
18886 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18887 Remove mention of AIX 4.1.
18888 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18889 * doc/invoke.texi (Running Protoize): Remove.
18890 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18891 (Protoize Caveats): Remove.
18892 * tsystem.h: Update comments on headers assumed to exist.
18894 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18896 * genautomata.c: Add a new year to the copyright. Add a new
18898 (struct insn_reserv_decl): Add comments for member bypass_list.
18899 (find_bypass): Remove.
18900 (insert_bypass): New.
18901 (process_decls): Use insert_bypass.
18902 (output_internal_insn_latency_func): Output all bypasses with the
18903 same input insn in one switch case.
18905 * rtl.def (define_bypass): Describe bypass choice.
18906 * doc/md.texi (define_bypass): Ditto.
18908 2009-03-27 Richard Guenther <rguenther@suse.de>
18910 * gimplify.c (mark_addressable): Export.
18911 * tree-flow.h (mark_addressable): Declare.
18912 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18913 * tree-ssa.c (verify_phi_args): Verify that address taken
18914 variables have TREE_ADDRESSABLE set.
18916 2009-03-27 Richard Guenther <rguenther@suse.de>
18918 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18919 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18920 Do not mark decls TREE_ADDRESSABLE.
18921 (build_fold_addr_expr): Adjust.
18922 (fold_addr_expr): Remove.
18923 (fold_unary): Use build_fold_addr_expr.
18924 (fold_comparison): Likewise.
18925 (split_address_to_core_and_offset): Likewise.
18926 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18928 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18929 (gimplify_modify_expr_to_memcpy): Mark source and destination
18931 * omp-low.c (create_omp_child_function): Mark the object decl
18933 (lower_rec_input_clauses): Mark the var we take the address of
18935 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18937 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18939 PR middle-end/39315
18940 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18941 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18943 2009-03-27 Richard Guenther <rguenther@suse.de>
18945 PR tree-optimization/39120
18946 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18948 (handle_lhs_call): Process return constraints. Add escape
18949 constraints if necessary.
18950 (handle_const_call): Fill out return constraints. Make nested
18951 case more precise. Avoid consttmp if possible.
18952 (handle_pure_call): Fill out return constraints. Avoid
18953 callused if possible.
18954 (find_func_aliases): Simplify call handling.
18956 2009-03-27 Richard Guenther <rguenther@suse.de>
18958 PR tree-optimization/39120
18959 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18960 as a representative.
18961 (solve_graph): Do propagate CALLUSED.
18962 (handle_pure_call): Use a scalar constraint from CALLUSED for
18964 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18967 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18970 * c-common.c (handle_aligned_attribute): Properly check alignment
18971 overflow. Use (1U << i) instead of (1 << i).
18973 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18975 * expr.h (get_mem_align_offset): Updated.
18977 * tree.h (tree_decl_common): Change align to "unsigned int" and
18978 move it before pointer_alias_set.
18980 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18981 Jakub Jelinek <jakub@redhat.com>
18984 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18985 gr_register_operand with gr_reg_or_0_operand.
18986 (cmpxchg_rel_di): Likewise.
18987 (sync_lock_test_and_set<mode>): Likewise.
18989 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18991 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18992 (true_regnum): Likewise.
18994 * rtlanal.c (subreg_info): Moved to ...
18995 * rtl.h (subreg_info): Here. New.
18996 (subreg_get_info): New.
18998 * rtlanal.c (subreg_get_info): Make it extern.
19000 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19003 * config/i386/i386.c (ix86_abi): New.
19004 (override_options): Handle -mabi=.
19005 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
19006 (ix86_call_abi_override): Likewise.
19007 (init_cumulative_args): Likewise.
19008 (function_arg_advance): Likewise.
19009 (function_arg_64): Likewise.
19010 (function_arg): Likewise.
19011 (ix86_pass_by_reference): Likewise.
19012 (ix86_function_value_regno_p): Likewise.
19013 (ix86_build_builtin_va_list_abi): Likewise.
19014 (setup_incoming_varargs_64): Likewise.
19015 (is_va_list_char_pointer): Likewise.
19016 (ix86_init_machine_status): Likewise.
19017 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
19018 (ix86_function_type_abi): Return enum calling_abi. Rewrite
19019 for 64bit. Replace DEFAULT_ABI with ix86_abi.
19020 (ix86_function_abi): Make it static and return enum calling_abi.
19021 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
19023 (ix86_fn_abi_va_list): Updated.
19025 * config/i386/i386.h (ix86_abi): New.
19026 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
19027 (CONDITIONAL_REGISTER_USAGE): Likewise.
19028 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
19029 (machine_function): Likewise.
19031 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
19033 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
19034 (STACK_BOUNDARY): Likewise.
19035 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
19037 * config/i386/i386.opt (mabi=): New.
19039 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
19040 return enum calling_abi.
19041 (ix86_function_type_abi): Likewise.
19042 (ix86_function_abi): Removed.
19044 * doc/invoke.texi: Document -mabi= option for x86.
19046 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19048 * builtins.c (real_dconstp): Delete.
19049 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
19051 2009-03-27 Dodji Seketeli <dodji@redhat.com>
19052 Jakub Jelinek <jakub@redhat.com>
19055 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
19056 (gen_subprogram_die): When a function is explicit, generate the
19057 DW_AT_explicit attribute.
19058 * langhooks.h (struct lang_hooks_for_decls): Add
19059 function_decl_explicit_p langhook.
19060 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
19061 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
19063 2009-03-27 Jakub Jelinek <jakub@redhat.com>
19065 * builtins.c (fold_builtin_memory_op): Optimize memmove
19066 into memcpy if we can prove source and destination don't overlap.
19068 * tree-inline.c: Include gt-tree-inline.h.
19069 (clone_fn_id_num): New variable.
19070 (clone_function_name): New function.
19071 (tree_function_versioning): Use it.
19072 * Makefile.in (GTFILES): Add tree-inline.c.
19074 2009-03-27 Mark Mitchell <mark@codesourcery.com>
19076 * BASE-VER: Change to 4.5.0.
19078 2009-03-27 Xinliang David Li <davidxl@google.com>
19080 PR tree-optimization/39557
19081 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
19083 2009-03-27 Xinliang David Li <davidxl@google.com>
19085 PR tree-optimization/39548
19086 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
19089 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19091 * c-common.c (pointer_int_sum): Use %wd on return from
19094 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19096 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
19097 on return from tree_low_cst.
19099 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
19102 * ginclude/stdarg.h (va_copy): Define also for
19103 __GXX_EXPERIMENTAL_CXX0X__.
19105 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19108 * builtins.h (c_strlen): Do not warn here.
19109 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19110 * c-common.c (pointer_int_sum): Take an explicit location.
19111 Warn about offsets out of bounds.
19112 * c-common.h (pointer_int_sum): Adjust declaration.
19114 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19116 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
19119 2009-03-26 Jakub Jelinek <jakub@redhat.com>
19122 * opts.c (warn_if_disallowed_function_p): Don't assume
19123 get_callee_fndecl must return non-NULL.
19125 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
19127 PR rtl-optimization/39522
19128 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
19129 when reg_reloaded_valid is set.
19131 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19133 * config/spu/divv2df3.c: New file.
19134 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
19135 (DPBIT_FUNCS): Filter out _div_df.
19137 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
19139 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
19140 a jump insn, count that jump in the distance to the loop start.
19142 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
19145 * config/sh/sh.c (calc_live_regs): Fix condition for global
19146 registers except PIC_OFFSET_TABLE_REGNUM.
19148 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
19151 * doc/invoke.texi (-mconsole): New.
19153 (-mno-cygwin): New.
19155 (-mnop-fun-dllimport): New.
19159 (sub section "i386 and x86-64 Windows Options"): New.
19161 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
19163 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
19164 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
19166 2009-03-25 Richard Guenther <rguenther@suse.de>
19168 PR middle-end/39497
19169 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
19172 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
19174 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
19175 neither of haifa/selective schedulers are working.
19177 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19179 * doc/invoke.texi (Debugging Options): Fix description of
19180 -fno-merge-debug-strings.
19182 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
19184 * config/cris/libgcc.ver: New version-script.
19185 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
19187 * configure.ac <GAS features, nop mnemonic>: Add pattern
19188 crisv32-*-* for "nop".
19189 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
19190 * configure: Regenerate.
19192 2009-03-24 Ira Rosen <irar@il.ibm.com>
19194 PR tree-optimization/39529
19195 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
19196 mark_sym_for_renaming for the tag copied to the new vector
19199 2009-03-24 Arthur Loiret <aloiret@debian.org>
19201 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
19202 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
19203 EXTRA_SPEC_FUNCTIONS.
19204 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
19205 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
19206 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
19207 -march and -mtune options.
19209 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
19211 * config/m68k/t-rtems: Add m5329 multilib.
19213 2009-03-24 Dodji Seketeli <dodji@redhat.com>
19214 Jakub Jelinek <jakub@redhat.com>
19217 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
19220 2009-03-23 Jakub Jelinek <jakub@redhat.com>
19223 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
19224 instead of c_parser_expression_conv, if original_code isn't one of the
19225 4 allowed comparison codes, fail.
19227 2009-03-23 Richard Guenther <rguenther@suse.de>
19229 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
19230 * tree.h (struct tree_type): Likewise.
19231 * reload.h (struct insn_chain): Likewise.
19232 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
19233 * function.h (struct function): Likewise.
19234 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
19236 2009-03-23 Jakub Jelinek <jakub@redhat.com>
19238 PR tree-optimization/39516
19239 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
19241 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
19243 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
19244 should be set true if BITS_PER_WORD of target is bigger than 32
19246 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
19248 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
19249 Translate -B-options to -rpath-link. Correct existing
19250 rpath-link and conditionalize on !nostdlib.
19252 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19254 * doc/extend.texi (Function Attributes, Variable Attributes):
19256 * doc/invoke.texi (Debugging Options, Optimize Options)
19257 (i386 and x86-64 Options, MCore Options): Likewise.
19259 2009-03-20 Jakub Jelinek <jakub@redhat.com>
19262 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
19263 it for block local namespace aliases.
19264 (gen_decl_die): Pass context_die to gen_namespace_die.
19266 2009-03-19 Jakub Jelinek <jakub@redhat.com>
19269 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
19270 minimum or maximum value.
19272 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
19274 * reginfo.c (globalize_reg): Recompute derived reg sets.
19276 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
19279 * libgcc2.c (mprotect): Do not use signed arguments for
19280 VirtualProtect, use DWORD arguments. Also fix the 'may
19281 be used uninitialized' warning for the np variable.
19283 2009-03-19 Jakub Jelinek <jakub@redhat.com>
19286 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
19287 functions using regparm calling conventions when not optimizing.
19288 (ix86_function_sseregparm): Similarly for sseregparm calling
19291 2009-03-19 Li Feng <nemokingdom@gmail.com>
19293 PR middle-end/39500
19294 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
19295 dependence if the first conflict is after niter iterations.
19297 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
19299 PR middle-end/38609
19300 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
19301 functions with dynamic stack-pointer adjustments.
19303 2009-03-19 Ben Elliston <bje@au.ibm.com>
19305 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
19306 option; change to -msdata=data.
19308 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19310 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
19313 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
19316 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
19318 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
19320 * doc/invoke.texi (Code Gen Options): Expand discussion of
19323 2009-03-18 Jakub Jelinek <jakub@redhat.com>
19325 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
19326 * matrix-reorg.c (struct matrix_info): Likewise.
19327 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
19328 * rtl.h (struct mem_attrs): Likewise.
19329 * df.h (struct df): Likewise.
19330 * tree-data-ref.h (struct data_dependence_relation): Likewise.
19331 * ira-int.h (struct ira_allocno): Likewise.
19332 * df-scan.c (struct df_collection_rec): Likewise.
19333 * ira.c (struct equivalence): Likewise.
19334 * function.c (struct temp_slot): Likewise.
19335 * cfgloop.h (struct loop): Likewise.
19338 * function.c (use_register_for_decl): When not optimizing, disregard
19339 register keyword for variables with types containing methods.
19341 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
19343 PR middle-end/39447
19344 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
19345 (is_simple_operand): Call contains_component_ref_p before calling data
19346 reference analysis that would fail on COMPONENT_REFs.
19348 * tree-vrp.c (search_for_addr_array): Fix formatting.
19350 2009-03-18 Richard Guenther <rguenther@suse.de>
19352 * tree-vect-transform.c (vect_loop_versioning): Fold the
19353 generated comparisons.
19354 * tree-vectorizer.c (set_prologue_iterations): Likewise.
19355 (slpeel_tree_peel_loop_to_edge): Likewise.
19357 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19359 PR middle-end/37805
19360 * opts.c (print_specific_help): In addition to `undocumented',
19361 accept `separate' and `joined' flags if passed alone. Describe
19362 output by the first matched one of those.
19363 (common_handle_option): Skip over empty strings.
19364 * gcc.c (display_help): Fix help string for `--help='.
19365 * doc/invoke.texi (Option Summary, Overall Options): With
19366 `--help=', classes and qualifiers can both be repeated, but
19367 only the latter can be negated. One should not pass only
19368 negated qualifiers. Fix markup and examples.
19371 2008-10-14 Jakub Jelinek <jakub@redhat.com>
19372 PR middle-end/37805
19373 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
19374 and -fhelp=separate.
19376 2009-03-17 Jing Yu <jingyu@google.com>
19378 PR middle-end/39378
19379 * function.h (struct rtl_data): Move is_thunk from here...
19380 (struct function): ...to here.
19381 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
19382 * varasm.c (assemble_start_function): Change is_thunk from crtl to
19384 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
19386 (alpha_does_function_need_gp, alpha_start_function): Likewise.
19387 (alpha_output_function_end_prologue): Likewise.
19388 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
19389 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
19390 (rs6000_output_function_epilogue): Likewise.
19391 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
19393 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
19396 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
19397 from different units in a single alternative.
19398 (*truncdfsf_i387): Ditto.
19399 (*truncxfsf2_mixed): Ditto.
19400 (*truncxfdf2_mixed): Ditto.
19402 2009-03-17 Jakub Jelinek <jakub@redhat.com>
19404 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
19405 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
19408 * tree-ssa-live.c (remove_unused_locals): Don't remove local
19409 unused non-artificial variables when not optimizing.
19412 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
19413 DW_TAG_imported_module even if decl is IMPORTED_DECL with
19414 NAMESPACE_DECL in its DECL_INITIAL.
19416 PR middle-end/39443
19417 * optabs.c (set_user_assembler_libfunc): New function.
19418 * expr.h (set_user_assembler_libfunc): New prototype.
19419 * c-common.c: Include libfuncs.h.
19420 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
19421 for memcmp, memset, memcpy, memmove and abort.
19422 * Makefile.in (c-common.o): Depend on libfuncs.h.
19425 * dwarf2out.c (gen_inlined_enumeration_type_die,
19426 gen_inlined_structure_type_die, gen_inlined_union_type_die,
19427 gen_tagged_type_instantiation_die): Removed.
19428 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
19431 2009-03-17 Janis Johnson <janis187@us.ibm.com>
19434 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
19436 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
19437 (check-parallel-%): Ditto.
19438 (check-consistency): Ditto.
19440 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
19442 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
19443 local variable rhs by NULL_TREE.
19445 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19448 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
19450 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19453 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
19455 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19458 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
19459 for ms->sysv ABI calls only in 64bit mode.
19461 * config/i386/i386.md (untyped_call): Support 32bit.
19463 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
19465 * doc/extend.texi: Replace x86_65 with x86_64.
19467 2009-03-16 Jakub Jelinek <jakub@redhat.com>
19469 PR tree-optimization/39455
19470 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
19471 mismatches for POINTER_TYPE_P (type).
19472 (number_of_iterations_le): Likewise.
19474 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19476 * config/picochip/picochip.c: Removed profiling support.
19477 * config/picochip/picochip.md: Removed profiling instruction.
19478 * config/picochip/picochip.h: Removed profiling builtin.
19480 2009-03-16 Joseph Myers <joseph@codesourcery.com>
19482 * doc/install.texi (--with-host-libstdcxx): Document.
19484 2009-03-14 Anatoly Sokolov <aesok@post.ru>
19487 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
19488 generate a warning if the function name does not begin with
19489 "__vector" and the function has either the 'signal' or 'interrupt'
19490 attribute, from here to ...
19491 (avr_declare_function_name): ...here. New function.
19492 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
19493 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
19495 2009-03-14 Jakub Jelinek <jakub@redhat.com>
19498 * cse.c (fold_rtx): Don't modify original const_arg1 when
19499 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
19500 separate variable instead.
19501 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
19502 from out of range shift counts.
19503 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
19505 2009-03-13 Catherine Moore <clm@codesourcery.com>
19507 * config/i386/x-mingw32 (host-mingw32.o): Replace
19508 diagnostic.h with $(DIAGNOSTIC_H).
19510 2009-03-12 Jakub Jelinek <jakub@redhat.com>
19513 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
19515 * config/i386/sync.md (sync_compare_and_swap<mode>,
19516 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
19517 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
19519 (sync_double_compare_and_swapdi_pic,
19520 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
19521 cmpxchg8b_pic_memory_operand instead of just memory_operand.
19523 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19526 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
19528 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19531 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19532 (avx_addsubv4df3): Likewise.
19533 (*avx_addsubv4sf3): Likewise.
19534 (sse3_addsubv4sf3): Likewise.
19536 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19539 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
19541 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
19544 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
19545 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19546 registers for allocnos created from user-defined variables.
19548 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19551 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
19552 of non-integer mode as well.
19554 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
19556 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
19557 for functions for which the parameter types are unknown.
19559 2009-03-11 Jakub Jelinek <jakub@redhat.com>
19562 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
19563 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
19564 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
19565 * config/i386/i386.c (ix86_local_alignment): For
19566 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
19567 long long variables on the stack to avoid dynamic realignment.
19568 Allow the first argument to be a decl rather than type.
19569 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
19571 2009-03-11 Nick Clifton <nickc@redhat.com>
19574 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
19576 Add description to mno-lsim option.
19577 * config/mcore/mcore.h: Remove comment about deprecated m4align
19579 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
19580 * doc/invoke.texi: Add description of mno-lsim and
19581 mstack-increment options.
19583 * config/fr30/fr30.opt: Document the -mno-lsim option.
19584 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
19585 and -mno-lsim options.
19587 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19589 * fold-const.c (fold_comparison): Only call fold_inf_compare
19590 if the mode supports infinities.
19592 2009-03-11 Jason Merrill <jason@redhat.com>
19595 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
19596 end already did. Notice GIMPLE_CALL modifications of the result.
19597 Don't copy debug information from an ignored decl or a decl from
19600 2009-03-10 Richard Guenther <rguenther@suse.de>
19601 Nathan Froyd <froydnj@codesourcery.com>
19603 PR middle-end/37850
19604 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
19605 (__divMODE3): Likewise.
19607 2009-03-09 Jakub Jelinek <jakub@redhat.com>
19609 PR tree-optimization/39394
19610 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
19611 DECL_SIZE_UNIT of variable length FIELD_DECLs.
19613 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19615 * recog.c (verfiy_changes): Disallow renaming of hard regs in
19616 inline asms for register asm ("") declarations.
19618 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
19620 * fold-const.c (fold_unary): Fix comment.
19622 2009-03-07 Jan Hubicka <jh@suse.cz>
19625 * tree-inline.c (setup_one_parameter): Do replacement of const
19626 argument by constant in SSA form.
19628 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19630 PR middle-end/38028
19631 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
19632 determine alignment passed to assign_stack_local.
19633 (assign_parms_unsplit_complex): Likewise.
19634 * except.c (sjlj_build_landing_pads): Likewise.
19636 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19638 PR middle-end/39360
19639 * tree-flow.h (add_referenced_var): Return bool instead of void.
19640 * tree-dfa.c (add_referenced_var): Return result of
19641 referenced_var_check_and_insert call.
19642 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
19643 of referenced_var_check_and_insert.
19646 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
19647 (gen_variable_die): Emit DW_AT_location on abstract static variable's
19648 DIE, don't emit it if abstract origin already has it.
19649 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
19650 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
19652 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19654 * genpreds.c (needs_variable): Fix parentheses at variable name
19656 (write_tm_constrs_h): Indent generated code.
19658 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19660 * doc/extend.texi (Function Attributes): Add documentation
19661 for isr attributes.
19663 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19666 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
19667 take locus from its DECL_SOURCE_LOCATION instead of input_location.
19669 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19671 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
19674 2009-03-05 Jakub Jelinek <jakub@redhat.com>
19677 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
19678 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
19680 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
19682 * config/i386/i386.md (R8_REG, R9_REG): New constants.
19683 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
19684 constants instead of magic numbers.
19685 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
19687 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
19688 (x86_64_ms_abi_int_parameter_registers): Ditto.
19689 (x86_64_int_return_registers): Ditto.
19690 (ix86_maybe_switch_abi): Ditto.
19691 (ix86_expand_call): Ditto for clobbered_registers array.
19692 (ix86_hard_regno_mode_ok): Ditto.
19693 (x86_extended_QIreg_mentioned_p): Ditto.
19695 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
19697 PR tree-optimization/39349
19698 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
19700 * combine.c (gen_lowpart_for_combine): Use omode when generating
19703 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
19705 PR rtl-optimization/39235
19706 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
19708 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19710 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
19712 2009-03-04 Richard Guenther <rguenther@suse.de>
19714 PR tree-optimization/39362
19715 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
19716 that occur in abnormal PHIs should be varying.
19718 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19720 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
19722 (simple_iv): Take loop as an argument instead of statement.
19723 * tree-scalar-evolution.h (simple_iv): Declaration changed.
19724 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
19726 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
19728 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
19729 * matrix-reorg.c (analyze_transpose): Ditto.
19730 * tree-data-ref.c (dr_analyze_innermost): Ditto.
19731 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
19732 * tree-predcom.c (ref_at_iteration): Ditto.
19733 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
19735 2009-03-04 Richard Guenther <rguenther@suse.de>
19737 PR tree-optimization/39358
19738 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
19739 escaped_id and callused_id.
19740 (solve_graph): Likewise.
19742 2009-03-04 Richard Guenther <rguenther@suse.de>
19744 PR tree-optimization/39339
19745 * tree-sra.c (try_instantiate_multiple_fields): Make it
19746 no longer ICE on the above.
19748 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19750 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19751 that fits within Pmode.
19753 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19755 PR middle-end/10109
19756 * tm.texi (LIBCALL_VALUE): Update description.
19758 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19760 PR middle-end/34443
19761 * doc/extend.texi (section): Update description.
19763 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19765 PR middle-end/39345
19766 * tree-inline.c (remapped_type): New.
19767 (can_be_nonlocal): Call remapped_type instead of remap_type.
19769 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19772 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19773 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19775 2009-03-03 Richard Guenther <rguenther@suse.de>
19777 PR middle-end/39272
19778 * tree.c (tree_nonartificial_location): New function.
19779 * tree.h (tree_nonartificial_location): Declare.
19780 * builtins.c (expand_builtin_memory_chk): Provide location
19781 of the call location for artificial function pieces.
19782 (maybe_emit_chk_warning): Likewise.
19783 (maybe_emit_sprintf_chk_warning): Likewise.
19784 (maybe_emit_free_warning): Likewise.
19785 * expr.c (expand_expr_real_1): Likewise.
19787 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19789 PR tree-optimization/39343
19790 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19791 COMPONENT_REF t has ARRAY_TYPE.
19793 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19795 PR middle-end/39335
19796 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19797 when the type precision of the induction variable should be
19798 larger than the type precision of nit.
19799 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19800 * graphite.c (graphite_loop_normal_form): Same.
19801 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19803 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19805 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19806 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19807 numbers to describe clobbered registers.
19808 (*call_value_0_rex64_ms_sysv): Ditto.
19809 * config/i386/mmx.md (mmx_emms): Ditto.
19810 (mmx_femms): Ditto.
19812 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19814 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19817 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19819 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19820 (spu_section_type_flags): New function.
19822 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19824 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19825 reg_class_contents of FLOAT_REGS into a temporary.
19827 2009-03-02 Richard Guenther <rguenther@suse.de>
19828 Ira Rosen <irar@il.ibm.com>
19830 PR tree-optimization/39318
19831 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19832 information to the vectorized statement.
19834 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19836 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19837 variable. Use defined names instead of magic constants for REX SSE
19840 2009-03-01 Richard Guenther <rguenther@suse.de>
19842 PR tree-optimization/39331
19843 * omp-low.c (lower_send_shared_vars): Do not receive new
19844 values for the reference of DECL_BY_REFERENCE parms or results.
19846 2009-03-01 Jan Hubicka <jh@suse.cz>
19849 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19850 BLOCK_NONLOCALIZED_VAR): New macros.
19851 (tree_block): Add nonlocalized_vars.
19852 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19853 gen_decl_die): Add origin argument. Allow generation of die with
19854 origin at hand only.
19855 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19856 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19858 (gen_block_die): Fix checking for unused blocks.
19859 (process_scope_var): Break out from .... ; work with origins only.
19860 (decls_for_scope) ... here; process nonlocalized list.
19861 (dwarf2out_ignore_block): Look for nonlocalized vars.
19862 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19864 (dump_scope_block): Dump them.
19865 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19866 (remap_block): Likewise.
19867 (can_be_nonlocal): New predicate.
19868 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19870 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19872 * configure: Regenerate.
19874 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19876 * optc-gen.awk: No need to duplicate option flags twice.
19877 Reuse help texts for duplicate options which do not have any.
19879 * gcc.c (display_help): Document --version.
19881 * gcc.c (main): If print_help_list and verbose_flag, ensure
19882 driver output comes before subprocess output.
19884 * optc-gen.awk: Assign all remaining fields to help string,
19885 space-separated, for multi-line help in *.opt.
19887 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19888 -Wno-pedantic-ms-format is for MinGW targets only.
19890 * doc/options.texi (Option file format): Fix bad indentation,
19891 restoring dropped sentence.
19893 2009-02-28 Jan Hubicka <jh@suse.cz>
19895 * tree-inline.c (tree_function_versioning): Output debug info.
19897 2009-02-28 Jan Hubicka <jh@suse.cz>
19900 * tree-inline.c (setup_one_parameter): Do not copy propagate
19901 arguments when not optimizing.
19903 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19906 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19907 (avx_addsubv4df3): Likewise.
19908 (*avx_addsubv4sf3): Likewise.
19909 (sse3_addsubv4sf3): Likewise.
19910 (*avx_addsubv2df3): Likewise.
19911 (sse3_addsubv2df3): Likewise.
19912 (avx_unpckhps256): Correct item selectors.
19913 (avx_unpcklps256): Likewise.
19914 (avx_unpckhpd256): Likewise.
19915 (avx_unpcklpd256): Likewise.
19917 2009-02-28 Jan Hubicka <jh@suse.cz>
19919 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19921 (copy_arguments_for_versioning): If var is declared don't declare it.
19922 (tree_function_versioning): First setup substitutions and then copy
19925 2009-02-27 Jan Hubicka <jh@suse.cz>
19928 * cgraph.h (varpool_output_debug_info): Remove.
19929 * cgraphunit.c (varpool_output_debug_info): Remove.
19930 * dwarf2out.c (deferred_locations_struct): New struct
19931 (deferred_locations): New type.
19932 (deferred_locations_list): New static var.
19933 (deffer_location): New function.
19934 (gen_variable_die): Use it.
19935 (decls_for_scope): Output info on local static vars.
19936 (dwarf2out_finish): Process deferred locations.
19937 * varpool.c (varpool_output_debug_info): Remove.
19939 2009-02-27 Jan Hubicka <jh@suse.cz>
19942 * tree.h (TREE_PROTECTED): Fix comment.
19943 (BLOCK_HANDLER_BLOCK): Remove.
19944 (struct tree_block): Remove handler_block add body_block.
19945 (inlined_function_outer_scope_p): New.
19946 (is_body_block): Remove.
19947 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19948 * dwarf2out.c (is_inlined_entry_point): Remove.
19949 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19950 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19952 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19953 * gimplify.c (gimplify_expr): Gimplify body blocks.
19954 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19955 block with multiple subblocks.
19956 (dump_scope_block): Prettier output; dump more flags and info.
19957 (dump_scope_blocks): New.
19958 (remove_unused_locals): Use dump_scope_blocks.
19959 * tree-flow.h (dump_scope_blocks): Declare.
19960 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19961 * stmt.c (is_body_block): Remove.
19962 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19963 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19965 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19967 PR middle-end/39308
19968 * graphite.c (graphite_loop_normal_form): Do not call
19969 number_of_iterations_exit from a gcc_assert.
19971 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19973 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19974 jumps if COND is NULL.
19975 (find_cond_jump): New function.
19976 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19977 * config/s390/s390.md: Remove z10_cobra attribute value.
19979 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19981 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19982 force_const_mem returns NULL_RTX.
19984 2009-02-26 Jan Hubicka <jh@suse.cz>
19987 * cgraph.h (varpool_output_debug_info): Remove.
19988 * cgraphunit.c (varpool_output_debug_info): Remove.
19989 * dwarf2out.c (deferred_locations_struct): New struct
19990 (deferred_locations): New type.
19991 (deferred_locations_list): New static var.
19992 (deffer_location): New function.
19993 (gen_variable_die): Use it.
19994 (decls_for_scope): Output info on local static vars.
19995 (dwarf2out_finish): Process deferred locations.
19996 * varpool.c (varpool_output_debug_info): Remove.
19998 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
20000 PR rtl-optimization/39241
20001 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
20002 to subreg_offset_representable_p.
20004 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
20006 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
20007 execute function prototype. Get f and nregs from max_reg_num
20008 and get_insns. Remove the first backward pass as it's dead,
20009 guard the forward pass by flag_expensive_optimizations.
20010 (rest_of_handle_regmove): Delete.
20011 (pass_regmove): Replace it with regmove_optimize.
20013 2009-02-25 Martin Jambor <mjambor@suse.cz>
20015 PR tree-optimization/39259
20016 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
20017 calls_alloca function flags.
20018 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
20019 calls are detected.
20021 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
20023 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
20024 flags_set_1_rtx, flags_set_1_set): Delete.
20025 (regmove_optimize): Do not call mark_flags_life_zones.
20027 2009-02-24 Julian Brown <julian@codesourcery.com>
20030 * config/arm/arm.c (require_pic_register): Only set
20031 cfun->machine->pic_reg once per function.
20033 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
20035 * doc/invoke.texi (Link Options): Document an easier way to pass
20036 options that take arguments to the GNU linker using -Xlinker and -Wl.
20038 2009-02-24 Steve Ellcey <sje@cup.hp.com>
20041 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
20043 2009-02-24 Richard Guenther <rguenther@suse.de>
20046 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
20048 2009-02-24 Richard Guenther <rguenther@suse.de>
20049 Zdenek Dvorak <ook@ucw.cz>
20051 PR tree-optimization/39233
20052 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
20053 from converting them to a generic type.
20055 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
20057 PR tree-optimization/39260
20058 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
20059 contains a condition with a real type.
20060 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
20062 2009-02-23 Jason Merrill <jason@redhat.com>
20065 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
20066 narrowing_initializer_constant_valid_p.
20067 (narrowing_initializer_constant_valid_p): Don't return
20068 null_pointer_node for adding a pointer to itself.
20070 2009-02-23 Jan Hubicka <jh@suse.cz>
20073 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
20076 2009-02-23 Jan Hubicka <jh@suse.cz>
20078 PR tree-optimization/37709
20079 * tree.c (block_ultimate_origin): Move here from dwarf2out.
20080 * tree.h (block_ultimate_origin): Declare.
20081 * dwarf2out.c (block_ultimate_origin): Move to tree.c
20082 * tree-ssa-live.c (remove_unused_scope_block_p):
20083 Eliminate blocks containig no instructions nor live variables nor
20085 (dump_scope_block): New function.
20086 (remove_unused_locals): Enable removal of dead blocks by default;
20087 enable dumping at TDF_DETAILS.
20089 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20091 * config/i386/i386.c (classify_argument): Don't allow COImode
20093 (function_arg_advance_32): Don't allow OImode.
20094 (function_arg_32): Likewise.
20095 (function_value_32): Likewise.
20096 (return_in_memory_32): Likewise.
20097 (function_arg_64): Remove OImode comment.
20099 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20102 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
20103 ix86_expand_vector_set for V4DImode in 64bit mode only.
20104 (ix86_expand_vector_init_one_var): Likewise.
20106 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
20108 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
20110 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
20113 * loop-iv.c: Revert last change.
20114 * emit-rtl.c: Likewise.
20116 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20119 * config/i386/i386.c (type_natural_mode): Remove an extra
20120 space in the warning message.
20121 (function_value_32): Handle 32-byte vector modes.
20122 (return_in_memory_32): Likewise.
20124 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
20126 * loop-iv.c (truncate_value): New function.
20127 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
20129 (lowpart_subreg): Move to...
20130 * emit-rtl.c: ...here.
20132 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
20134 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
20135 accidental and undocumented change at revision 140860.
20137 2009-02-21 Joseph Myers <joseph@codesourcery.com>
20139 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
20140 take gimple_seq * arguments.
20141 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
20142 types_compatible_p langhook.
20144 2009-02-20 Mark Mitchell <mark@codesourcery.com>
20145 Joseph Myers <joseph@codesourcery.com>
20147 * config/arm/arm.c (arm_builtin_va_list): New function.
20148 (arm_expand_builtin_va_start): Likewise.
20149 (arm_gimplify_va_arg_expr): Likewise.
20150 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
20151 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
20152 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
20153 (va_list_type): New variable.
20154 (arm_mangle_type): Mangle va_list_type appropriately.
20156 2009-02-20 Jakub Jelinek <jakub@redhat.com>
20158 PR middle-end/39157
20159 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
20160 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
20161 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
20162 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
20163 parameter to 1000 for -O1 by default.
20164 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
20166 * loop-invariant.c: Include params.h.
20167 (move_loop_invariants): Don't call move_single_loop_invariants on
20170 2009-02-20 Jaka Mocnik <jaka@xlab.si>
20172 * calls.c (emit_library_call_value_1): Use slot_offset instead of
20173 offset when calculating bounds for indexing stack_usage_map. Fixes
20174 a buffer overflow with certain target setups.
20176 2009-02-20 Jakub Jelinek <jakub@redhat.com>
20179 * calls.c (expand_call): Clear try_tail_call if caller and callee
20180 disagree in promotion of function return value.
20182 2009-02-19 Jakub Jelinek <jakub@redhat.com>
20185 * c-common.c (c_determine_visibility): If visibility changed and
20186 DECL_RTL has been already set, call make_decl_rtl to update symbol
20189 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
20192 * varasm.c (assemble_variable): Don't check DECL_NAME when
20193 globalizing a variable.
20195 2009-02-19 Joseph Myers <joseph@codesourcery.com>
20198 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
20199 expression before any __builtin_trap call.
20200 * c-typeck.c (build_function_call): Convert and check function
20201 arguments before generating a call to a trap. Evaluate the
20202 function arguments before the trap.
20204 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
20207 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
20208 (UNSPEC_FXAM_MEM): New unspec.
20209 (fxam<mode>2_i387_with_temp): New insn and split pattern.
20210 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
20211 memory using fxam<mode>2_i387_with_temp to remove excess precision.
20213 2009-02-19 Richard Guenther <rguenther@suse.de>
20215 PR tree-optimization/39207
20216 PR tree-optimization/39074
20217 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
20218 storedanything_tree): New.
20219 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
20220 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
20221 (build_succ_graph): Add edges from STOREDANYTHING to all
20223 (init_base_vars): Initialize STOREDANYTHING.
20224 (compute_points_to_sets): Free substitution info after
20225 building the succ graph.
20226 (ipa_pta_execute): Likewise.
20228 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
20230 (do_ds_constraint): Do not add to special var or non-pointer
20232 (type_could_have_pointers): Split out from ...
20233 (could_have_pointers): ... here. For arrays use the element type.
20234 (create_variable_info_for): Initialize may_have_pointers.
20235 (new_var_info): Likewise.
20236 (handle_lhs_call): Make the HEAP variable unknown-sized.
20237 (intra_create_variable_infos): Use a type with pointers for
20238 PARM_NOALIAS, make it unknown-sized.
20240 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
20243 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
20245 2009-02-18 Jason Merrill <jason@redhat.com>
20248 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
20249 value if DECL_EXTERNAL.
20250 * tree-sra.c (sra_walk_gimple_assign): Likewise.
20251 * target.h (gcc_target::binds_local_p): Clarify "module".
20252 * tree.h (TREE_PUBLIC): Clarify "module".
20254 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
20257 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
20258 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
20260 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
20263 * c.opt (Wabi): Support C and ObjC.
20266 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
20268 * config/i386/i386.c (classify_argument): Warn once about the ABI
20269 change when passing union with long double.
20271 * doc/invoke.texi: Update -Wabi for warning psABI changes.
20273 2009-02-18 Joseph Myers <joseph@codesourcery.com>
20276 * c-parser.c (c_parser_compound_statement): Always enter and leave
20279 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20282 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
20284 2009-02-18 Jakub Jelinek <jakub@redhat.com>
20286 PR tree-optimization/36922
20287 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
20288 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
20291 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20293 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
20296 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20298 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
20300 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20302 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
20305 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
20306 Richard Sandiford <rdsandiford@googlemail.com>
20308 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
20309 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
20310 (loongson_biadd): ...this.
20312 2009-02-17 Richard Guenther <rguenther@suse.de>
20314 PR tree-optimization/39202
20315 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
20316 a var make sure to follow existing collapses.
20318 2009-02-17 Richard Guenther <rguenther@suse.de>
20320 PR middle-end/39214
20321 * langhooks.c (lhd_print_error_function): Check for NULL block.
20323 2009-02-17 Richard Guenther <rguenther@suse.de>
20325 PR tree-optimization/39204
20326 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
20329 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
20331 * config/soft-fp/double.h: Update from glibc CVS.
20333 2009-02-17 Richard Guenther <rguenther@suse.de>
20335 PR tree-optimization/39207
20336 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
20337 strict-aliasing warnings for pointers pointing to NULL.
20339 2009-02-16 Joseph Myers <joseph@codesourcery.com>
20342 * c-parser.c (c_parser_braced_init): Call pop_init_level when
20343 skipping until next close brace.
20345 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
20348 * config/i386/i386.c (ix86_expand_push): Set memory alignment
20349 to function argument boundary.
20351 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20353 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
20354 in the lea_add. Reload eventually constraints it properly.
20355 * config/picochip/constraints.md: Remove the target constraint
20356 "b", since it is not needed anymore.
20358 2009-02-16 Jakub Jelinek <jakub@redhat.com>
20360 * gthr-dce.h: Uglify function parameter and local variable names.
20361 * gthr-gnat.h: Likewise.
20362 * gthr-mipssde.h: Likewise.
20363 * gthr-nks.h: Likewise.
20364 * gthr-posix95.h: Likewise.
20365 * gthr-posix.h: Likewise.
20366 * gthr-rtems.h: Likewise.
20367 * gthr-single.h: Likewise.
20368 * gthr-solaris.h: Likewise.
20369 * gthr-tpf.h: Likewise.
20370 * gthr-vxworks.h: Likewise.
20371 * gthr-win32.h: Likewise.
20373 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
20376 * config/i386/i386.md: Restrict the new peephole2 to move
20377 between MMX/SSE registers.
20379 2009-02-15 Richard Guenther <rguenther@suse.de>
20382 2009-02-13 Richard Guenther <rguenther@suse.de>
20384 * configure.ac: Enable LFS.
20385 * configure: Re-generate.
20386 * config.in: Likewise.
20388 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20390 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
20391 spu_srqwbyte, spu_srqwbytebc): Define.
20392 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
20393 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
20394 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
20395 "shrqby_<mode>"): New insn-and-split patterns.
20396 * config/spu/spu.c (expand_builtin_args): Determine and return
20397 number of operands using spu_builtin_description data.
20398 (spu_expand_builtin_1): Use it.
20400 2009-02-13 Steve Ellcey <sje@cup.hp.com>
20403 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
20406 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20409 * config/i386/i386.c (override_options): Correct warning
20410 messages for -malign-loops, -malign-jumps and -malign-functions.
20412 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20415 * config/i386/i386.md: Restrict the new peephole2 to move
20416 between the general purpose registers.
20418 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20421 * config/i386/i386.c (type_natural_mode): Add a new argument.
20422 Return the original mode and warn ABI change if vector size is 32byte.
20423 (function_arg_advance): Updated.
20424 (function_arg): Likewise.
20425 (ix86_function_value): Likewise.
20426 (ix86_return_in_memory): Likewise.
20427 (ix86_sol10_return_in_memory): Likewise.
20428 (ix86_gimplify_va_arg): Likewise.
20429 (function_arg_32): Don't warn ABX ABI change here.
20430 (function_arg_64): Likewise.
20432 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
20434 * loop-iv.c (implies_p): In the final case, test that operands 0
20435 of the two comparisons match.
20437 * config/bfin/bfin.c (find_prev_insn_start): New function.
20438 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
20439 (find_next_insn_start): Move.
20441 2009-02-13 Richard Guenther <rguenther@suse.de>
20443 * configure.ac: Enable LFS.
20444 * configure: Re-generate.
20445 * config.in: Likewise.
20447 2009-02-13 Joseph Myers <joseph@codesourcery.com>
20450 * c-parser.c (c_parser_parms_list_declarator): Discard pending
20451 sizes on syntax error after some arguments have been parsed.
20453 2009-02-12 Jakub Jelinek <jakub@redhat.com>
20455 * doc/invoke.texi (-fira): Remove.
20457 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20459 * caller-save.c: Replace regclass.c with reginfo.c in comments.
20460 * recog.c: Likewise.
20463 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
20465 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
20466 (umul_ppmm): Likewise.
20467 (count_leading_zeros): Likewise.
20468 (count_trailing_zeros): Likewise.
20469 (UMUL_TIME): Likewise.
20471 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20473 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
20474 soft-fp/t-softfp to tmake_file.
20476 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
20477 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
20478 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
20479 IA64_BUILTIN_INFQ]: New.
20480 (ia64_init_builtins): Initialize __builtin_infq,
20481 __builtin_fabsq and __builtin_copysignq if not HPUX.
20482 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
20483 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
20485 * config/ia64/lib1funcs.asm (__divtf3): Define only if
20487 (__fixtfti): Likewise.
20488 (__fixunstfti): Likewise.
20489 (__floattitf): Likewise.
20491 * config/ia64/libgcc-glibc.ver: New.
20492 * config/ia64/t-fprules-softfp: Likewise.
20493 * config/ia64/sfp-machine.h: Likewise.
20495 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
20496 (LIBGCC2_TF_CEXT): Likewise.
20497 (TF_SIZE): Likewise.
20498 (TARGET_INIT_LIBFUNCS): Likewise.
20500 * config/ia64/t-glibc (SHLINB_MAPFILES):
20501 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
20503 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20505 * config/i386/i386.c (construct_container): Rewrite processing
20506 BLKmode with X86_64_SSE_CLASS.
20508 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
20511 * config/i386/i386.md: Replace simplify_replace_rtx with
20512 replace_rtx in the new peephole2.
20514 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
20516 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
20517 loop unrolling do not happen at -O2.
20519 2009-02-12 Michael Matz <matz@suse.de>
20521 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
20523 2009-02-12 Jakub Jelinek <jakub@redhat.com>
20525 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
20528 2009-02-12 Ben Elliston <bje@au.ibm.com>
20530 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
20531 patterns when updating the back chain. Missed in the 2009-02-10
20534 2009-02-11 Janis Johnson <janis187@us.ibm.com>
20536 * doc/extend.texi (Decimal Floating Types): Update identifier of
20537 draft TR and list of missing support.
20539 2009-02-11 Jakub Jelinek <jakub@redhat.com>
20541 PR middle-end/39154
20542 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
20543 bit to variable length decl's flags, add it also to its
20544 pointer replacement variable.
20546 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
20547 Jakub Jelinek <jakub@redhat.com>
20550 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
20551 (memory_blockage): New expander.
20552 (*memory_blockage): New insn pattern.
20553 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
20554 instead of general blockage at the end of function prologue when
20555 frame pointer is used to access red zone area. Do not emit blockage
20556 when profiling, it is emitted in generic code.
20557 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
20558 function epilogue when frame pointer is used to access red zone area.
20560 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
20563 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
20564 by arithmetic with memory operands.
20565 * config/i386/predicates.md (commutative_operator): New.
20567 2009-02-10 Janis Johnson <janis187@us.ibm.com>
20569 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
20572 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
20574 * alias.h (record_alias_subset): Declare.
20575 * alias.c (record_alias_subset): Make global.
20577 2009-02-10 Nick Clifton <nickc@redhat.com>
20579 * tree-parloops.c: Change license to GPLv3.
20580 * ipa-struct-reorg.c: Change license to GPLv3.
20581 * ipa-struct-reorg.h: Change license to GPLv3.
20583 2009-02-10 Steve Ellcey <sje@cup.hp.com>
20586 * c-decl.c (start_struct): Return NULL on error.
20588 2009-02-10 Jakub Jelinek <jakub@redhat.com>
20590 PR middle-end/39124
20591 * cfgloopmanip.c (remove_path): Call remove_bbs after
20592 cancel_loop_tree, not before it.
20595 * function.h (struct function): Add has_local_explicit_reg_vars bit.
20596 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
20597 VAR_DECLs were seen.
20598 * tree-ssa-live.c (remove_unused_locals): Recompute
20599 cfun->has_local_explicit_reg_vars.
20600 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
20601 copies or clearings if cfun->has_local_explicit_reg_vars.
20603 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
20606 * config/i386/i386.c (expand_prologue): Emit blockage at the end
20607 of function prologue when frame pointer is used to access
20610 2009-02-10 Richard Guenther <rguenther@suse.de>
20612 PR middle-end/39127
20613 * gimplify.c (gimple_regimplify_operands): Always look if
20614 we need to create a temporary.
20616 2009-02-10 Richard Guenther <rguenther@suse.de>
20618 PR tree-optimization/39132
20619 * tree-loop-distribution.c (todo): New global var.
20620 (generate_memset_zero): Trigger TODO_rebuild_alias.
20621 (tree_loop_distribution): Return todo.
20623 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
20626 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
20627 (x86_64_reg_class_name): Removed.
20628 (classify_argument): Return 0 if bytes > 32. Return 0 if the
20629 first one isn't X86_64_SSE_CLASS or any other ones aren't
20630 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
20631 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
20632 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
20633 and 3 X86_64_SSEUP_CLASS.
20634 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
20635 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
20637 2009-02-10 Ben Elliston <bje@au.ibm.com>
20639 * config/rs6000/rs6000.md (allocate_stack): Always use an update
20640 form instruction to update the stack back chain word, even if the
20641 user has disabled the generation of update instructions.
20642 (movdi_<mode>_update_stack): New.
20643 (movsi_update_stack): Likewise.
20644 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
20645 always use an update form instruction to update the stack back
20648 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
20650 PR middle-end/38953
20651 * graphite.c (if_region_set_false_region): After moving a region in
20652 the false branch of a condition, remove the empty dummy basic block.
20653 (gloog): Remove wrong fix for PR38953.
20655 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20657 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
20658 generation due to implicit sign extension.
20660 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
20662 PR middle-end/38981
20663 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
20664 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
20666 2009-02-09 Richard Guenther <rguenther@suse.de>
20668 PR middle-end/35202
20669 * convert.c (convert_to_real): Disable (float)fn((double)x)
20670 to fnf(x) conversion if errno differences may occur and
20671 -fmath-errno is set.
20673 2009-02-07 Anatoly Sokolov <aesok@post.ru>
20675 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
20676 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20677 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20679 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20682 * c-common.c (handle_alias_attribute): Disallow attribute for
20683 anything not a FUNCTION_DECL or VAR_DECL.
20685 2009-02-06 Janis Johnson <janis187@us.ibm.com>
20688 * real.c (do_compare): Special-case compare of zero against
20689 decimal float value.
20691 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20694 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
20695 as indicating flexible array members unless the field itself is
20696 being declarared as the incomplete array.
20698 2009-02-06 Jan Hubicka <jh@suse.cz>
20700 PR tree-optimization/38844
20701 * ipa-inline.c (try_inline): Stop inlining recursion when edge
20702 is already inlined.
20704 2009-02-06 Richard Guenther <rguenther@suse.de>
20706 PR middle-end/38977
20707 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
20708 fork because we may expand it as __gcov_fork.
20710 2009-02-06 Nick Clifton <nickc@redhat.com>
20712 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
20714 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
20716 PR tree-optimization/35659
20717 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
20718 vn_phi_eq): Shortcut if hashcode does not match.
20719 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
20721 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
20722 and avoid iterative_hash_expr.
20723 (FOR_EACH_VALUE_ID_IN_SET): New.
20724 (value_id_compare): Remove.
20725 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
20726 sort expressions by value id.
20728 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
20731 * config/sh/predicates.md (general_movsrc_operand): Don't check
20732 the subreg of system registers here.
20734 2009-02-05 Jakub Jelinek <jakub@redhat.com>
20737 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
20738 on the copied decl.
20740 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
20742 PR rtl-optimization/39110
20743 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
20744 addresses, not aligned ones.
20746 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
20747 Richard Guenther <rguenther@suse.de>
20749 PR tree-optimization/39100
20750 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20751 comment says and add edges.
20753 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20756 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20757 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20759 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
20761 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
20762 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
20763 register_bb_in_sese, new_sese, free_sese): Moved.
20764 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
20765 outermost_loop_in_scop, build_scop_iteration_domain,
20766 expand_scalar_variables_ssa_name, get_vdef_before_scop,
20767 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
20768 Use loop_in_sese_p instead of loop_in_scop_p.
20769 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
20770 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
20771 (scopdet_basic_block_info): Fix bug in scop detection.
20772 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
20773 eq_loop_to_cloog_loop): Remove.
20774 (nb_loops_around_loop_in_scop, nb_loop
20775 ref_nb_loops): Moved here...
20776 * graphite.h (ref_nb_loops): ... from here.
20777 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
20778 (loop_domain_dim, loop_iteration_vector_dim): Remove.
20779 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
20780 * testsuite/gcc.dg/graphite/scop-19.c: New
20782 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20783 Hans-Peter Nilsson <hp@axis.com>
20785 PR rtl-optimization/37889
20786 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
20787 Move offset handling from PLUS to before the switch. Use new
20788 arguments when considering SYMBOL_REFs too.
20789 (rtx_addr_can_trap_p): Pass dummy offset and size.
20790 (enum may_trap_p_flags): Remove.
20791 (may_trap_p_1): Pass size from MEM_SIZE.
20793 PR rtl-optimization/38921
20794 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20795 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20796 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20797 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20799 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20801 AVX Programming Reference (January, 2009)
20802 * config/i386/sse.md (*vpclmulqdq): New.
20804 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20806 PR tree-optimization/38977
20807 PR gcov-profile/38292
20808 * calls.c (special_function_p): Disregard __builtin_ prefix.
20810 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20812 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20813 non-indexable addresses even before reload.
20815 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20818 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20819 as having variable size. Do not give an error for unnamed
20820 parameters with [*] declarators. Give a warning for type names
20821 with [*] declarators and mark them as variable size.
20822 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20823 for sizeof applied to [*] type names.
20825 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20828 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20830 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20832 * gcc.c (process_command): Update copyright notice dates.
20833 * gcov.c (print_version): Likewise.
20834 * gcov-dump.c (print_version): Likewise.
20835 * mips-tfile.c (main): Likewise.
20836 * mips-tdump.c (main): Likewise.
20838 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20841 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20842 for composite type involving a zero-length array type.
20844 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20847 * function.c (match_asm_constraints_1): Skip over
20848 initial optional % in the constraint.
20850 PR inline-asm/39059
20851 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20852 supported, don't accept FIXED_CSTs.
20853 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20854 and _Sat is used without _Fract/_Accum. Set specs->type to
20855 integer_type_node for cts_fract/cts_accum if fixed point is not
20858 2009-02-02 Catherine Moore <clm@codesourcery.com>
20860 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20862 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20864 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20865 (ABI_HAS_64BIT_SYMBOLS): Use it.
20866 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20868 2009-02-02 Paul Brook <paul@codesourcery.com>
20870 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20872 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20874 PR inline-asm/39058
20875 * recog.h (asm_operand_ok): Add constraints argument.
20876 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20877 recurse on matching constraint.
20878 (check_asm_operands): Pass constraints as 3rd argument to
20879 asm_operand_ok. Don't look up matching constraint here.
20880 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20883 2009-02-02 Ben Elliston <bje@au.ibm.com>
20885 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20886 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20888 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20890 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20891 information. Remove some obsolete information. Reorganize.
20893 * config/pa/fptr.c: Revert license to GPL 2.
20894 * config/pa/milli64.S: Likewise.
20896 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20899 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20900 LIBRARY name in, instead of hard-coding it.
20901 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20902 extra target make frag to tmake_files according to EH model.
20903 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20904 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20905 frags that define makefile variable EH_MODEL appropriately.
20906 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20907 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20908 to "-sjlj" according to type of EH configured.
20909 (LIBGCC_SONAME): Concatenate it to shared library base name.
20910 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20911 to "_sjlj" according to type of EH configured.
20912 (LIBGCC_SONAME): Concatenate it to shared library base name.
20913 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20914 (SHLIB_LINK): Add missing semicolon to if-else construct.
20915 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20916 string value of "pe_dll" command-line option.
20917 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20918 (SHLIB_SONAME): Use it when overriding t-cygming default.
20919 (SHLIB_IMPLIB): Override t-cygming default.
20920 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20921 string value of "pe_dll" command-line option.
20923 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20926 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20927 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20929 2009-01-31 Richard Guenther <rguenther@suse.de>
20931 PR tree-optimization/38937
20932 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20933 computing the transitive closure.
20935 2009-01-30 Richard Guenther <rguenther@suse.de>
20937 PR tree-optimization/39041
20938 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20939 Propagate variable indices only if the types match for this stmt.
20941 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20944 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20945 inline but never defined.
20947 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20949 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20950 (*insv_h_di_reg_extimm): New insn.
20951 (*insv_l<mode>_reg_extimm): New insn.
20953 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20955 * config/picochip/picochip.c (flag_conserve_stack): set
20956 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20957 fconserve-stack. Reduce call-overhead used by inliner.
20959 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20962 * common.opt (flag_conserve_stack): Initialised to zero.
20964 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20967 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20968 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20971 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20973 * ira-color.c (allocno_reload_assign): Update comments.
20974 * regmove.c (regmove_optimize): Likewise.
20978 2009-01-29 Robert Millan <rmh@aybabtu.com>
20980 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20981 * config/i386/kopensolaris-gnu.h: New file. Undefine
20982 `MD_UNWIND_SUPPORT'.
20983 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20985 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20987 PR tree-optimization/39007
20988 * tree-loop-distribution.c (generate_builtin): Use
20989 recompute_dominator to compute the immediate dominator of the
20990 basic block just after the loop.
20992 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20994 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20995 (ASM_OUTPUT_DWARF_PCREL): Define.
20997 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20999 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
21000 * doc/passes.texi: Remove entries about regclass, local-alloc, and
21001 global. Modify entries about regmove and IRA.
21003 * ra-conflict.c: Remove the file.
21005 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
21007 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
21008 (pass_regclass_init): Rename to pass_reginfo_init.
21010 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
21012 * toplev.h (flag_ira): Remove.
21014 * caller-save.c (setup_save_areas): Remove flag_ira.
21016 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
21018 * global.c: Remove the file.
21020 * opts.c (decode_options): Remove flag_ira.
21022 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
21024 * regmove.c: Modify file description.
21025 (find_use_as_address, try_auto_increment): Define them only if
21026 AUTO_INC_DEC is defined.
21027 (replacement_quality, replace_in_call_usage, fixup_match_1,
21028 stable_and_no_regs_but_for_p): Remove.
21029 (reg_set_in_bb): Make it static.
21030 (regmove_optimize): Remove flag_ira and code which worked for
21033 * local-alloc.c: Remove the file.
21035 * common.opt (fira): Remove.
21037 * ira.c: Include except.h.
21038 (eliminable_regset): Move from global.c.
21039 (mark_elimination): Ditto. Remove flag_ira.
21040 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
21041 equiv_mem_modified, validate_equiv_mem_from_store,
21042 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
21043 contains_replace_regs, memref_referenced_p, memref_used_between_p,
21044 no_equiv, recorded_label_ref): Move from local-alloc.c.
21045 (update_equiv_regs): Ditto. Make it static.
21046 (print_insn_chain, print_insn_chains): Move it from global.c.
21047 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
21048 (build_insn_chain): Ditto. Make it static.
21049 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
21050 Rename to init_live_subregs.
21051 (gate_ira): Remove flag_ira.
21053 * regclass.c: Rename reginfo.c. Change file description.
21054 (FORBIDDEN_INC_DEC_CLASSES): Remove.
21055 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
21056 (init_reg_sets_1): Remove code for evaluation of
21057 reg_class_superclasses and losing_caller_save_reg_set.
21058 (init_regs): Remove init_reg_autoinc.
21059 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
21060 ok_for_base_p_nonstrict): Remove.
21061 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
21062 (pass_regclass_init): Rename to pass_reginfo_init. Modify
21063 corresponding entries.
21064 (dump_regclass, record_operand_costs, scan_one_insn,
21065 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
21066 record_address_regs, auto_inc_dec_reg_p): Remove.
21067 (gt-regclass.h): Rename to gt-reginfo.h.
21069 * rtl.h (dump_global_regs, retry_global_alloc,
21070 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
21072 * Makefile.in (RA_H): Remove.
21073 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
21074 Rename regclass.o to reginfo.o.
21075 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
21077 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
21078 (GTFILES): Rename regclass.c to reginfo.c.
21080 * passes.c (init_optimization_passes): Remove pass_local_alloc and
21081 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
21083 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21084 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
21086 (finish_spills): Ditto. Remove code for !flag_ira.
21088 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
21090 PR middle-end/35854
21091 * doc/invoke.texi (rtl debug options): Complete rewrite.
21092 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
21094 * mode-switching.c (pass_mode_switching): Rename pass from
21095 "mode-sw" to "mode_sw".
21096 * except.c (pass_convert_to_eh_ranges): Rename pass from
21097 "eh-ranges" to "eh_ranges".
21098 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
21102 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
21103 Alexander Monakov <amonakov@ispras.ru>
21105 PR middle-end/38857
21106 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
21108 (move_exprs_to_boundary): Change return type and pass through
21109 should_move from move_op. Relax assert. Update usage ...
21110 (schedule_expr_on_boundary): ... here. Use should_move instead of
21112 (move_op_orig_expr_found): Indicate that insn was disconnected from
21114 (code_motion_process_successors): Do not call after_merge_succs
21115 callback if original expression was not found when traversing any of
21117 (code_motion_path_driver): Change return type. Update prototype.
21118 (move_op): Update comment. Add a new parameter (should_move). Update
21119 prototype. Set *should_move based on indication provided by
21120 move_op_orig_expr_found.
21122 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
21124 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
21125 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
21126 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
21127 * config/rs6000/rs6000.c (rs6000_override_options): Default
21128 avoid-indexed-addresses on for Power6, off for everything else.
21129 (avoiding_indexed_address_p): New function.
21130 (rs6000_legitimize_address): Use it.
21131 (rs6000_legitimate_address): Likewise.
21132 * config/rs6000/rs6000.md (movXX_updateX): Likewise
21134 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
21136 PR tree-optimization/38997
21137 * tree-loop-distribution.c (generate_memset_zero): Use
21138 POINTER_PLUS_EXPR for a pointer addition.
21140 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
21142 * config/s390/s390.md (bswap<mode>2): New pattern added.
21144 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21146 * config/s390/s390.md (*tls_load_31): Added type attribute.
21148 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21150 * config/s390/s390.md: Fix a few comments.
21152 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21154 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
21155 (*tm<mode>_full): Fixed z10prop attribute.
21156 (*tst<mode>_extimm): Fixed z10prop attribute.
21157 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
21158 (*tstqiCCT_cconly): Fixed z10prop attribute.
21159 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
21160 (*movsi_larl): Fixed z10prop attribute.
21161 (*movsi_zarch): Fixed z10prop attribute.
21162 (*movsi_eas): Fixed z10prop attribute.
21163 (*movhi): Fixed z10prop attribute.
21164 (*movqi): Fixed z10prop attribute.
21165 (*movstrictqi): Fixed z10prop attribute.
21166 (*mov<mode>): Fixed z10prop attribute.
21167 (*movcc): Fixed z10prop attribute.
21168 (*sethighpartdi_64): Fixed z10prop attribute.
21169 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
21170 (*negdi2_sign_cc): Fixed z10prop attribute.
21171 (*negdi2_sign): Fixed z10prop attribute.
21172 (*absdi2_sign_cc): Fixed z10prop attribute.
21173 (*absdi2_sign): Fixed z10prop attribute.
21174 (*negabsdi2_sign_cc): Fixed z10prop attribute.
21175 (*negabsdi2_sign): Fixed z10prop attribute.
21176 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
21177 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
21178 (doloop_si64): Fixed z10prop attribute.
21179 (doloop_si31): Fixed z10prop attribute.
21180 (doloop_long): Fixed z10prop attribute.
21181 (indirect_jump): Fixed z10prop attribute.
21182 (nop): Fixed z10prop attribute.
21183 (main_base_64): Fixed z10prop attribute.
21184 (reload_base_64): Fixed z10prop attribute.
21186 2009-01-28 Jakub Jelinek <jakub@redhat.com>
21188 PR rtl-optimization/38740
21189 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
21191 * config/mips/mips.c (mips_reorg): Likewise.
21193 2009-01-28 Richard Guenther <rguenther@suse.de>
21195 PR tree-optimization/38926
21196 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
21197 with the correct value id to a value.
21198 (do_regular_insertion): Use the value number of edoubleprime
21199 for the value number of the expr.
21202 2008-08-21 Richard Guenther <rguenther@suse.de>
21204 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
21205 a PHI ask VN if it is already available.
21206 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
21207 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
21209 2009-01-28 Jakub Jelinek <jakub@redhat.com>
21211 PR middle-end/38934
21212 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
21213 set to varying whenever max has TREE_OVERFLOW set, similarly
21214 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
21216 2009-01-28 Richard Guenther <rguenther@suse.de>
21218 PR middle-end/38908
21219 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
21220 uninitialized aggregate uses in call arguments.
21222 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
21224 PR tree-optimization/38984
21225 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
21226 the nothing_id variable if -fno-delete-null-pointer-checks.
21228 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
21231 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
21232 (set_got_offset_rex64): Ditto.
21234 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
21237 * doc/extend.texi: Improve local variable with asm reg.
21239 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
21241 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
21242 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
21243 was not supplied then set warn_packed_bitfield_compat to the
21244 default value of 1.
21245 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
21248 2009-01-27 Richard Guenther <rguenther@suse.de>
21250 PR tree-optimization/38503
21251 * cfgexpand.c (expand_gimple_basic_block): Ignore
21252 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
21253 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
21254 variables that cannot have TBAA applied.
21255 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
21258 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
21260 PR middle-end/38969
21261 * calls.c (initialize_argument_information): Do not wrap complex
21262 arguments in SAVE_EXPR.
21264 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
21266 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
21267 (INSTALL_LIBGCC): Revert typo commit.
21269 2009-01-26 Richard Guenther <rguenther@suse.de>
21271 PR tree-optimization/38745
21272 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
21273 from special handling.
21275 2009-01-26 Richard Guenther <rguenther@suse.de>
21277 PR tree-optimization/38745
21278 * tree-ssa.c (execute_update_addresses_taken): Do not include
21279 variables that cannot possibly be a register in not_reg_needs.
21280 Do not clear TREE_ADDRESSABLE on vars that may not become
21282 * tree-ssa.c (update_alias_info_1): Include those in the set
21283 of addressable vars.
21285 2009-01-26 Richard Guenther <rguenther@suse.de>
21287 PR middle-end/38851
21288 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
21289 * tree-ssa-dse.c: Include langhooks.h
21290 (execute_simple_dse): Remove stores with zero size.
21292 2009-01-24 Jakub Jelinek <jakub@redhat.com>
21295 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
21298 2009-01-24 Julian Brown <julian@codesourcery.com>
21300 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
21301 config/arm/linux-atomic.c.
21302 * config/arm/linux-atomic.c: New.
21304 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
21306 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
21307 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
21308 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
21310 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
21313 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
21316 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
21318 PR tree-optimization/38953
21319 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
21320 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
21321 (gloog): Split the exit of the scop when the scop exit is a loop exit.
21322 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
21325 2009-01-24 Paul Brook <paul@codesourcery.com>
21327 * config/arm/neon.md (neon_type): Move to arm.md.
21328 (neon_mov<VSTRUCT>): Add neon_type attribute.
21329 * config/arm/arm.md (neon_type): Move to here.
21330 (conds): Add "unconditioal" and use as default for NEON insns.
21332 2009-01-24 Ben Elliston <bje@au.ibm.com>
21334 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
21335 void *' warning from -Wc++-compat.
21336 * Makefile.in (dominance.o-warn): Remove.
21338 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
21340 PR tree-optimization/38932
21341 * fold-const.c (fold_unary_ignore_overflow): New.
21342 * tree.h (fold_unary_ignore_overflow): Declare.
21343 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
21344 * tree-ssa-sccvn.c (visit_reference_op_load,
21345 simplify_unary_expression): Likewise.
21347 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
21349 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
21350 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
21351 regardless of their type.
21352 * c-common.c (handle_packed_attribute): Don't ignore packed on
21354 * c.opt (Wpacked-bitfield-compat): New warning option.
21355 * stor-layout.c (place_field): Warn if offset of a field changed.
21356 * doc/extend.texi (packed): Mention the ABI change.
21357 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
21358 (Warning Options): Add it to the list.
21360 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
21362 * c-opts.c (c_common_post_options): Fix a typo in comments.
21364 2009-01-22 Steve Ellcey <sje@cup.hp.com>
21366 PR middle-end/38615
21367 * gimplify.c (gimplify_init_constructor): Fix promotion of const
21368 variables to static.
21369 * doc/invoke.texi (-fmerge-all-constants): Update description.
21371 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
21374 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
21375 (*movdi_1_rex64): Use type "mmx" for alternative 5.
21377 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
21379 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
21381 (LOCAL_ALIGNMENT): Similarly.
21383 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
21384 Joseph Myers <joseph@codesourcery.com>
21386 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
21387 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
21388 * config/arm/arm-tune.md: Regenerate.
21389 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
21392 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
21394 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
21395 version number to five.
21397 2009-01-22 Dodji Seketeli <dodji@redhat.com>
21400 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
21401 * c-common.c (set_underlying_type): Likewise.
21402 (is_typedef_decl ): Likewise
21404 (set_underlying_type): Likewise.
21405 (is_typedef_type): Likewise.
21407 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
21409 PR middle-end/38587
21410 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
21413 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
21416 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
21417 (LIBGCC_SPEC): Don't define.
21418 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
21420 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
21422 PR rtl-optimization/38879
21423 * alias.c (base_alias_check): Unaligned access via AND address can
21424 alias all surrounding object types except those with sizes equal
21425 or wider than the size of unaligned access.
21427 2009-01-21 Dodji Seketeli <dodji@redhat.com>
21430 * c-decl.c (clone_underlying_type): Move this ...
21431 * c-common.c (set_underlying_type): ... here.
21432 Also, make sure the function properly sets TYPE_STUB_DECL() on
21433 the newly created typedef variant type.
21434 (is_typedef_decl ): New entry point.
21435 * tree.h: Added a new member member_types_needing_access_check to
21436 struct tree_decl_non_common.
21437 (set_underlying_type): New entry point.
21438 (is_typedef_type): Likewise.
21440 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
21442 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
21443 Check whether two instructions have memory references that
21444 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
21445 are helper functions for traversing.
21446 * alias.h (insn_alias_sets_confilict_p): New prototypes.
21447 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
21448 not to draw dependency edge for instructions with non-conflicting
21451 2009-01-20 Joseph Myers <joseph@codesourcery.com>
21454 * longlong.h: Update copyright years. Use soft-fp license notice.
21455 Sync __clz_tab declaration with glibc.
21457 2009-01-20 Steve Ellcey <sje@cup.hp.com>
21460 * doc/extend.texi (syscall_linkage): New.
21461 (version_id): Modify.
21463 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
21464 Richard Guenther <rguenther@suse.de>
21466 PR tree-optimization/38747
21467 PR tree-optimization/38748
21468 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
21469 conversion if the base address is an indirect reference and the
21470 aliasing sets could cause issues.
21472 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
21474 * common.opt (fgraphite, fgraphite-identity): Add comment for
21475 explaining why these options are not documented.
21477 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
21479 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
21480 gimple_call_lhs is NULL.
21482 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
21485 * emit-rtl.c (adjust_address_1): Make sure memref is never
21488 2009-01-20 Ben Elliston <bje@au.ibm.com>
21490 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
21491 const qualifier from arg parameter. Remove unnecessary cast to char *.
21492 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
21493 const qualifier from arg 2.
21495 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
21497 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
21499 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
21502 * rtl.h (reinit_regs): New prototype.
21503 * regclass.c: Include ira.h.
21504 (reinit_regs): New.
21505 * Makefile.in (regclass.o): Add ira.h.
21506 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
21508 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
21511 * c-common.c (handle_aligned_attribute): Use
21512 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
21513 default alignment value.
21515 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
21517 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
21518 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
21520 * doc/extend.texi: Update __attribute__ ((aligned)). Document
21521 __BIGGEST_ALIGNMENT__.
21523 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
21525 2009-01-18 Richard Guenther <rguenther@suse.de>
21527 PR tree-optimization/38819
21528 * tree-flow.h (operation_could_trap_helper_p): Declare.
21529 * tree-eh.c (operation_could_trap_helper_p): Export.
21530 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
21531 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
21532 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
21533 are about to insert a possibly trapping instruction and fail
21536 2009-01-18 Andreas Schwab <schwab@suse.de>
21538 * doc/install.texi (Configuration): Remove obsolete paragraph
21539 about use of --with-gnu-ld with --with-gnu-as.
21541 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
21543 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
21544 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
21545 Follow spelling conventions.
21547 2009-01-18 Ben Elliston <bje@au.ibm.com>
21549 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
21550 C++ warning about implicit conversion from void * to struct
21552 (bitmap_obstack_free): Likewise for bitmap_element *.
21553 * Makefile.in (bitmap.o-warn): Remove.
21555 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
21557 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
21559 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
21560 Tobias Grosser <tobi.grosser@amd.com>
21562 * graphite.c (graphite_trans_scop_block): Do not block single
21565 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
21567 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
21568 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
21569 test with assertion.
21571 2009-01-16 Richard Guenther <rguenther@suse.de>
21573 PR tree-optimization/38835
21574 PR middle-end/36227
21575 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
21576 and INT + PTR -> (INT)(PTR p+ INT) folding.
21577 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
21579 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
21582 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
21583 the subreg from a lowpart subreg if it is also casting the value.
21585 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21586 Tobias Grosser <tobi.grosser@amd.com>
21588 * graphite.c (compare_prefix_loops): New.
21589 (build_scop_canonical_schedules): Rewritten.
21590 (graphite_transform_loops): Move build_scop_canonical_schedules
21591 after build_scop_iteration_domain.
21593 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21594 Tobias Grosser <tobi.grosser@amd.com>
21596 * graphite.c (add_conditions_to_domain): Add the loops to
21597 the dimension of the iteration domain. Do copy the domain
21598 only when it exists.
21599 (build_scop_conditions_1): Do not call add_conditions_to_domain.
21600 (add_conditions_to_constraints): New.
21601 (can_generate_code_stmt, can_generate_code): Removed.
21602 (gloog): Do not call can_generate_code.
21603 (graphite_transform_loops): Call add_conditions_to_constraints
21604 after building the iteration domain.
21606 2009-01-16 Jakub Jelinek <jakub@redhat.com>
21608 PR tree-optimization/38789
21609 * tree-ssa-threadedge.c
21610 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
21611 __builtin_constant_p.
21613 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
21615 * dce.c (delete_unmarked_insns): Reversed the order that insns are
21616 examined before deleting them.
21618 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
21620 * function.c (aggregate_value_p): Correctly extract the function
21621 type from CALL_EXPR_FN lookup.
21623 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21625 * config/picochip/picochip.c (picochip_override_options): Revert
21626 CFI asm flag disable commited previously.
21628 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
21629 Tobias Grosser <tobi.grosser@amd.com>
21630 Jan Sjodin <jan.sjodin@amd.com>
21632 * graphite.c (scan_tree_for_params): On substractions negate
21633 all the coefficients of the term.
21634 (clast_to_gcc_expression_red): New. Handle reduction expressions
21635 of more than two operands.
21636 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
21637 (get_vdef_before_scop): Handle also the case of default definitions.
21639 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
21641 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
21642 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
21643 Also use them when walking CALL_INSN_FUNCTION_USAGE.
21645 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
21646 Joey Ye <joey.ye@intel.com>
21648 PR middle-end/37843
21649 * cfgexpand.c (expand_stack_alignment): Don't update stack
21650 boundary nor check incoming stack boundary here.
21651 (gimple_expand_cfg): Update stack boundary and check incoming
21652 stack boundary here.
21654 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
21656 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
21658 2009-01-14 Jakub Jelinek <jakub@redhat.com>
21660 PR rtl-optimization/38245
21661 * calls.c (expand_call): Add stack arguments to
21662 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21663 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
21664 in regs and partially in memory or BLKmode arguments.
21665 (emit_library_call_value_1): Add stack arguments to
21666 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21667 ACCUMULATE_OUTGOING_ARGS).
21668 * dce.c: Include tm_p.h.
21669 (find_call_stack_args): New function.
21670 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
21672 (mark_insn): Call find_call_stack_args for CALL_Ps.
21673 (prescan_insns_for_dce): Walk insns backwards in bb rather than
21674 forwards. Allocate and free arg_stores bitmap if needed, pass it
21675 down to deletable_insn_p, don't mark stores set in arg_stores
21676 bitmap, clear the bitmap at the beginning of each bb.
21677 * Makefile.in (dce.o): Depend on $(TM_P_H).
21679 2009-01-14 Michael Meissner <gnu@the-meissners.org>
21682 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
21683 to make sure the insn is a conditional test (bug 22599). Reformat a
21686 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
21688 PR middle-end/38431
21689 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
21690 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
21691 (gloog): Do not call cleanup_tree_cfg.
21692 (graphite_transform_loops): Call cleanup_tree_cfg after all
21693 scops have been code generated.
21695 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
21696 * doc/gty.texi (Invoking the garbage collector): Added new node
21697 and section documenting ggc_collect.
21699 2009-01-14 Richard Guenther <rguenther@suse.de>
21701 PR tree-optimization/38826
21702 PR middle-end/38477
21703 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
21704 initialization notes only if we actually emitted a warning.
21705 (intra_create_variable_infos): Add constraints for a result decl
21706 that is passed by hidden reference.
21707 (build_pred_graph): Mark all related variables non-direct on
21710 2009-01-14 Nick Clifton <nickc@redhat.com>
21712 * ira-conflicts.c: Include addresses.h for the definition of
21714 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
21715 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
21717 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
21720 * Makefile.in (ira-lives.o): Add except.h.
21722 * ira-lives.c: Include except.h.
21723 (process_bb_node_lives): Process can_throw_internal.
21725 2009-01-13 Jakub Jelinek <jakub@redhat.com>
21727 PR rtl-optimization/38774
21728 * combine.c (simplify_set): When undoing cc_use change, don't do
21729 PUT_CODE on the newly created comparison, but instead put back the
21732 2009-01-13 Joseph Myers <joseph@codesourcery.com>
21734 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
21735 values. Remove duplicate arm8 entry.
21737 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21739 PR tree-optimization/38786
21740 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
21741 the SSA_NAME case of expand_scalar_variables_expr.
21742 Set the type of an expression to the type of its assign statement.
21743 (expand_scalar_variables_expr): Also gather the scalar computation
21744 used to index the memory access. Do not pass loop_p.
21745 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
21746 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
21747 the gimple_stmt_iterator where it inserts new code.
21748 Do not pass loop_p.
21749 (copy_bb_and_scalar_dependences): Do not pass loop_p.
21750 (translate_clast): Update call to copy_bb_and_scalar_dependences.
21752 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21754 * graphite.h (debug_value): Removed.
21755 * graphite.c (debug_value): Removed.
21757 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21759 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21760 ldrd/strd with two 32-bit instructions.
21762 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21764 * config/arm/arm.c (struct processors): Pass for speed down into
21765 cost helper functions.
21766 (const_ok_for_op): Handle COMPARE and inequality nodes.
21767 (arm_rtx_costs_1): Rewrite.
21768 (arm_size_rtx_costs): Update prototype.
21769 (arm_rtx_costs): Pass speed down to helper functions.
21770 (arm_slowmul_rtx_costs): Rework cost calculations.
21771 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
21772 (arm_9e_rtx_costs): Likewise.
21774 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
21776 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
21777 relocations of local symbols wider than UNITS_PER_WORD are not valid.
21778 (alpha_legitimize_address): Do not split local symbols wider than
21779 UNITS_PER_WORD into HIGH/LO_SUM parts.
21781 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21784 * gcc.c (process_command): Replace call to execvp with calls
21785 to pex_one and exit.
21787 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21790 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21791 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21792 variant for devices with 3-byte PC.
21793 (__tablejump_elpm__): New.
21795 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21798 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21799 offsetof member-designator, handle it as `[0].'.
21801 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21803 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21804 function when not using named sections on targets with named sections
21805 if branch distance is less than 262132.
21807 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21809 * combine.c (combine_instructions): Recompute
21810 optimize_this_for_speed_p for each BB in the main combine loop.
21812 2009-01-12 Tomas Bily <tbily@suse.cz>
21815 * tree-loop-distribution.c (prop_phis): New function.
21816 (generate_builtin): Call prop_phis.
21817 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21819 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21821 PR tree-optimization/38807
21822 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21823 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21825 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21827 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21828 subreg of op0 to the original op0.
21830 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21832 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21834 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21837 * mips-tfile.c (parse_def): Fix parsing of def strings
21838 starting with digits.
21840 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21843 * config/arm/arm.c (arm_is_long_call_p): Don't call
21844 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21846 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21848 * regrename.c (regrename_optimize): Fix dumping.
21849 (find_oldest_value_reg): Preserve REG_POINTER.
21850 (copy_hardreg_forward_1): Likewise.
21852 2009-01-09 Diego Novillo <dnovillo@google.com>
21854 * gimple.h (struct gimple_statement_base) <uid>: Document
21855 the restrictions on its use.
21856 (gimple_uid): Tidy.
21857 (gimple_set_uid): Tidy.
21859 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21861 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21862 zero guard even if align_bytes != 0 and count is smaller than
21865 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21867 PR rtl-optimization/38495
21868 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21869 (add_range_and_copies_from_move_list): Print all added ranges.
21870 Add ranges to memory optimized destination.
21872 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21876 * config/i386/i386.c (override_options): Reject
21877 -mstringop-strategy=rep_8byte with -m32.
21878 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21879 to 1. Do count comparison against epilogue_size_needed at compile
21880 time even when count_exp was constant forced into register. For
21881 size_needed don't jump to epilogue, instead just avoid aligning
21882 and invoke the body algorithm. If need_zero_guard, add zero guard
21883 even if count is non-zero, but smaller than size_needed + number of
21884 bytes that could be stored for alignment.
21885 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21886 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21887 but smaller than size_needed + number of bytes that could be stored
21888 for alignment. Compare size_needed with epilogue_size_needed instead
21889 of desired_align - align, don't adjust size_needed, pass
21890 epilogue_size_needed to the epilogue expanders.
21893 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21895 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21897 * pa.c (last_address): Change to unsigned.
21898 (update_total_code_bytes): Change argument to unsigned. Don't
21899 check if insn addresses are set.
21900 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21901 addresses are not set.
21902 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21904 2009-01-09 Nick Clifton <nickc@redhat.com>
21906 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21907 DECL_DECLARED_INLINE_P.
21909 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21911 PR middle-end/38347
21912 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21913 GET_MODE (op0) in operand_subword_force calls.
21915 PR middle-end/38771
21916 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21917 fold_convert arg0 operands to TREE_TYPE (op0) first.
21919 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21921 * params.def (ira-max-conflict-table-size): Decrease default value
21924 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21926 PR tree-optimization/37031
21927 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21929 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21930 allocate it using gc instead of heap, use VEC_quick_push instead of
21932 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21933 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21934 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21935 allocated vector from heap allocated.
21936 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21937 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21938 vector only after perfect_loop_nest_depth call.
21940 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21941 Jan Sjodin <jan.sjodin@amd.com>
21943 PR tree-optimization/38559
21944 * graphite.c (debug_value, copy_constraint,
21945 swap_constraint_variables, scale_constraint_variable, ): New.
21946 (get_lower_bound, get_upper_bound): Removed.
21947 (graphite_trans_bb_strip_mine): Clean up this code that works
21948 only for constant number of iterations. Fully copy upper and
21949 lower bound constraints, not only the constant part of them.
21950 * graphite.h (debug_value): Declared.
21952 2009-01-08 Ira Rosen <irar@il.ibm.com>
21954 PR tree-optimization/37194
21955 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21956 Don't add the cost of cost model guard in prologue to scalar
21957 outside cost in case of known number of iterations.
21959 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21960 Alan Modra <amodra@bigpond.net.au>
21962 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21963 non-word-aligned REG+CONST addressing.
21965 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21968 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21969 free_after_compilation when outputting a thunk.
21970 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21971 Do not call free_after_compilation here.
21973 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21975 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21976 (ix86_valid_target_attribute_inner_p): Ditto.
21978 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21980 PR tree-optimization/38492
21981 PR tree-optimization/38498
21982 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21983 * tree-chrec.h (scev_is_linear_expression): Declared.
21984 * graphite.c (graphite_cannot_represent_loop_niter): New.
21985 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21986 (graphite_loop_normal_form): Use gcc_assert.
21987 (scan_tree_for_params): Use CASE_CONVERT.
21988 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21989 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21990 Use gcc_assert. Discard scops that contain unhandled cases.
21991 (build_scop_conditions): Return a boolean status for unhandled cases.
21992 (strip_mine_profitable_p): Print the loop number, not its depth.
21993 (is_interchange_valid): Pass the depth of the loop nest, don't
21994 recompute it wrongly.
21995 (graphite_trans_bb_block): Same.
21996 (graphite_trans_bb_block): Print tentative of loop blocking.
21997 (graphite_trans_scop_block): Do not print that the loop has been
21999 (graphite_transform_loops): Do not handle scops that contain condition
22002 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
22004 AVX Programming Reference (December, 2008)
22005 * config/i386/avxintrin.h (_mm256_stream_si256): New.
22006 (_mm256_stream_pd): Likewise.
22007 (_mm256_stream_ps): Likewise.
22009 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
22010 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
22011 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
22012 (bdesc_special_args): Add __builtin_ia32_movntdq256,
22013 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
22014 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
22015 (ix86_expand_special_args_builtin): Likewise.
22017 * config/i386/sse.md (AVXMODEDI): New.
22018 (avx_movnt<mode>): Likewise.
22019 (avx_movnt<mode>): Likewise.
22020 (<sse>_movnt<mode>): Remove AVX support.
22021 (sse2_movntv2di): Likewise.
22023 2009-01-07 Richard Guenther <rguenther@suse.de>
22025 PR middle-end/38751
22026 * fold-const.c (extract_muldiv): Remove obsolete comment.
22027 (fold_plusminus_mult_expr): Undo MINUS_EXPR
22028 to PLUS_EXPR canonicalization for the canonicalization.
22030 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
22032 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
22033 hosted cross-compilers generating less efficient code.
22035 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
22037 * function.h (rtl_data): Add a dbr_scheduled_p field.
22038 * reorg.c (dbr_schedule): Set it.
22039 (gate_handle_delay_slots): Check it.
22040 * config/mips/mips.c (mips_base_delayed_branch): Delete.
22041 (mips_reorg): Check flag_delayed_branch instead of
22042 mips_base_delayed_branch.
22043 (mips_override_options): Don't set mips_base_delayed_branch
22044 or flag_delayed_branch.
22046 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
22048 PR rtl-optimization/38426.
22049 * ira.c (ira): Set current_function_is_leaf earlier.
22051 2009-01-06 Jakub Jelinek <jakub@redhat.com>
22053 PR rtl-optimization/38722
22054 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
22055 too early, only set a flag and modify after last possible
22058 2009-01-06 Janis Johnson <janis187@us.ibm.com>
22061 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
22062 * real.c (decimal_single_format): Correct values of emin and emax.
22063 (decimal_double_format): Ditto.
22064 (decimal_quad_format): Ditto.
22065 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
22066 computation of DECnn_MIN and DECnn_MAX for corrected values of
22067 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
22068 __DECnn_MIN__, and adjust its computation for the corrected value
22071 2009-01-06 Jan Hubicka <jh@suse.cz>
22074 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
22076 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
22078 * doc/contrib.texi (Contributors): Slightly adjust the end note.
22079 Add Robert Clark to the list of testers.
22081 2009-01-06 Jan Hubicka <jh@suse.cz>
22082 Kai Tietz <kai.tietz@onevision.com>
22084 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
22085 * config/i386/i386.c (ix86_expand_call): Add clobbers.
22087 2009-01-06 Jan Hubicka <jh@suse.cz>
22088 Kai Tietz <kai.tietz@onevision.com>
22090 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
22092 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
22093 (ix86_nsaved_regs): Count only general purpose regs.
22094 (ix86_nsaved_sseregs): New.
22095 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
22096 to 16 for w64; compute padding and size of sse reg save area.
22097 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
22098 general purpose regs.
22099 (ix86_emit_save_sse_regs_using_mov): New.
22100 (ix86_expand_prologue): Save SSE regs if needed.
22101 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
22102 (ix86_emit_restore_sse_regs_using_mov): New.
22103 (ix86_expand_epilogue): Save SSE regs if needed.
22105 2009-01-06 Jan Hubicka <jh@suse.cz>
22106 Kai Tietz <kai.tietz@onevision.com>
22108 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
22109 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
22110 functions when accumulate outgoing args is off.
22112 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
22115 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
22116 before using pseudos_have_intersected_live_ranges_p.
22118 * ira-int.h (ira_assert): Always define.
22120 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
22122 AVX Programming Reference (December, 2008)
22123 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
22124 (_mm256_permute2_pd): Likewise.
22125 (_mm_permute2_ps): Likewise.
22126 (_mm256_permute2_ps): Likewise.
22127 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
22128 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
22130 * config/i386/i386.c (ix86_builtins): Remove
22131 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
22132 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
22133 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
22134 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
22135 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
22136 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
22137 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
22138 __builtin_ia32_vpermil2ps256.
22139 (ix86_init_mmx_sse_builtins): Updated.
22140 (ix86_expand_args_builtin): Likewise.
22142 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22144 * pa.c (output_call): Relocate non-jump insns in the delay slot of
22145 long absolute calls when generating PA 2.0 code.
22147 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
22149 PR rtl-optimization/38583
22150 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
22152 * params.def (ira-max-conflict-table-size): New.
22154 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
22156 * ira.h (ira_conflicts_p): New external definition.
22158 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
22159 table. Report this. Return result of building.
22160 (ira_build_conflicts): Use ira_conflicts_p. Check result of
22161 building conflict table.
22163 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
22164 (ira_color): Use ira_conflicts_p.
22166 * global.c: Include ira.h.
22167 (pseudo_for_reload_consideration_p, build_insn_chain): Use
22170 * Makefile.in (global.o): Add ira.h.
22172 * ira-build.c (mark_all_loops_for_removal,
22173 propagate_some_info_from_allocno): New.
22174 (remove_unnecessary_allocnos): Call
22175 propagate_some_info_from_allocno.
22176 (remove_low_level_allocnos): New.
22177 (remove_unnecessary_regions): Add parameter. Call
22178 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
22179 parameter to remove_unnecessary_regions.
22180 (ira_build): Remove all regions but root if the conflict table was
22181 not built. Update conflict hard regs for allocnos crossing calls.
22183 * ira.c (ira_conflicts_p): New global.
22184 (ira): Define and use ira_conflicts_p.
22186 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22187 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
22188 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
22190 2009-01-06 Ben Elliston <bje@au.ibm.com>
22192 * gengtype-lex.l (YY_NO_INPUT): Define.
22194 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
22197 * c-common.c (handle_vector_size_attribute): Also reject
22198 BOOLEAN_TYPE types.
22200 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
22202 PR tree-optimization/38492
22203 * graphite.c (rename_map_elt, debug_rename_elt,
22204 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
22205 rename_map_elt_info, eq_rename_map_elts,
22206 get_new_name_from_old_name, bb_in_sese_p): Moved around.
22207 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
22208 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
22209 (sese_build_livein_liveouts): New.
22210 (new_sese, free_sese): New.
22211 (new_scop): Call new_sese.
22212 (free_scop): Call free_sese.
22213 (rename_variables_from_edge, rename_phis_end_scop): Removed.
22214 (register_old_new_names): Renamed register_old_and_new_names.
22215 (register_scop_liveout_renames, add_loop_exit_phis,
22216 insert_loop_close_phis, struct igp,
22217 default_liveout_before_guard, add_guard_exit_phis,
22218 insert_guard_phis, copy_renames): New.
22219 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
22220 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
22221 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
22222 (scop_adjust_phis_for_liveouts): New.
22223 (gloog): Call scop_adjust_phis_for_liveouts.
22225 * graphite.h (struct sese): Documented. Added fields liveout,
22226 num_ver and livein.
22227 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
22228 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
22229 (struct scop): Added field liveout_renames.
22230 (SCOP_LIVEOUT_RENAMES): New.
22232 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
22234 PR tree-optimization/38510
22235 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
22236 (translate_clast): Call recompute_all_dominators before
22238 (gloog): Call recompute_all_dominators before graphite_verify.
22240 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
22241 Jan Sjodin <jan.sjodin@amd.com>
22243 PR tree-optimization/38500
22244 * graphite.c (create_sese_edges): Call fix_loop_structure after
22247 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22249 * config.gcc: Add m32r*-*-rtems*.
22250 * config/m32r/rtems.h: New file.
22252 2009-01-05 Ben Elliston <bje@au.ibm.com>
22254 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
22255 (.po.pox): Likewise.
22256 (po/gcc.pot): Likewise.
22258 2009-01-04 David S. Miller <davem@davemloft.net>
22260 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
22261 (STARTING_FRAME_OFFSET): Always set to zero.
22263 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
22265 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
22266 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
22267 fixed-point types, and vectors of the same.
22269 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
22271 * config/mips/sync.md (*mb_barrier): Rename to...
22272 (*memory_barrier): ...this.
22274 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
22276 * doc/extend.texi (Function Attributes): Move @cindex after @item
22277 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
22278 and put in alphabetical order. Fix 'target' name and put in order.
22279 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
22282 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
22284 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
22285 (memory_barrier): Expand as unspec instead of unspec_volatile.
22286 Remove mem:BLK from insn operands. Use Pmode scratch register.
22287 (*memory_barrier): Define as unspec instead of unspec_volatile.
22288 Use (match_dup 0) as input operand.
22290 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
22291 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
22292 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
22293 scratch register. Remove operand 1.
22294 (*stbar): Define as unspec instead of unspec_volatile.
22295 Use (match_dup 0) as input operand, remove (const_int 8).
22296 (*membar): Define as unspec instead of unspec_volatile.
22297 Use (match_dup 0) as input operand, remove input operand 2.
22299 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
22300 (memory_barrier): Expand as unspec instead of unspec_volatile.
22301 Remove mem:BLK from insn operands. Use Pmode scratch register.
22302 (*memory_barrier): Define as unspec instead of unspec_volatile.
22303 Use (match_dup 0) as input operand.
22305 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
22306 Remove mem:BLK from insn operands. Use Pmode scratch register.
22307 Set volatile flag on operand 0.
22308 (*memory_barrier): New insn pattern.
22310 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
22312 (*memory_barrier): Use (match_dup 0) as input operand.
22314 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
22315 Remove mem:BLK from insn operands. Use Pmode scratch register.
22316 Set volatile flag on operand 0.
22317 (*mb_internal): New insn pattern.
22319 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
22321 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
22323 PR middle-end/38586
22324 * function.c (struct temp_slot): Move to the section of the file
22325 that deals with temp slots. Remove field 'address'.
22326 (temp_slot_address_table): New hash table of address -> temp slot.
22327 (struct temp_slot_address_entry): New struct, items for the table.
22328 (temp_slot_address_compute_hash, temp_slot_address_hash,
22329 temp_slot_address_eq, insert_temp_slot_address): Support functions
22331 (find_temp_slot_from_address): Rewrite to use the new hash table.
22332 (remove_unused_temp_slot_addresses): Remove addresses of temp
22333 slots that have been made available.
22334 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
22335 worker function for remove_unused_temp_slot_addresses.
22336 (assign_stack_temp_for_type): Don't clear the temp slot address list.
22337 Add the temp slot address to the address -> temp slot map.
22338 (update_temp_slot_address): Update via insert_temp_slot_address.
22339 (free_temp_slots): Call remove_unused_temp_slot_addresses.
22340 (pop_temp_slots): Likewise.
22341 (init_temp_slots): Allocate the address -> temp slot map, or empty
22342 the map if it is already allocated.
22343 (prepare_function_start): Initialize temp slot processing.
22345 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
22347 PR middle-end/38584
22348 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
22349 Calculate the size of all stack vars assuming no packing of stack
22350 vars will happen, replacing a quadratic algorithm with a linear one.
22352 2009-01-03 Jakub Jelinek <jakub@redhat.com>
22355 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
22358 2009-01-03 Diego Novillo <dnovillo@google.com>
22360 * doc/contrib.texi: Update contributions.
22362 2009-01-03 Jakub Jelinek <jakub@redhat.com>
22365 * builtins.c (fold_builtin_memory_op): Give up if either operand
22366 is volatile. Set srctype or desttype to non-qualified version
22370 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
22371 and FUNCTION_DECLs.
22373 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
22375 PR rtl-optimization/35805
22376 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
22377 problem if fast dce is able to remove any instructions.
22378 * dce.c (dce_process_block): Fix dump message.
22380 2009-01-02 Mark Mitchell <mark@codesourcery.com>
22383 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
22385 2009-01-02 Jakub Jelinek <jakub@redhat.com>
22387 PR middle-end/38690
22388 * tree-flow.h (op_code_prio, op_prio): New prototypes.
22389 * tree-pretty-print.c (op_code_prio): New function.
22390 (op_prio): No longer static. Use op_code_prio.
22391 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
22392 Use op_prio and op_code_prio to determine if () should be
22393 printed around operand(s) or not.
22395 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
22396 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
22397 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
22398 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
22399 pp_character instead of pp_string for single letter printing.
22401 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
22403 * doc/extend.texi: Fix '#pragma GCC option' typo.
22405 2009-01-02 Richard Guenther <rguenther@suse.de>
22407 * doc/install.texi (--enable-checking): Mention different
22408 default for stage1.
22409 (--enable-stage1-checking): Document.
22411 2009-01-01 Andrew Pinski <pinskia@gmail.com>
22413 PR middle-end/30142
22414 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
22415 case to be an error.
22417 2009-01-02 Ben Elliston <bje@au.ibm.com>
22419 * config/fp-bit.h (pack_d): Constify argument.
22420 * config/fp-bit.c (makenan): Constify return type. Remove casts.
22421 (isnan): Constify argument.
22423 (iszero): Likewise.
22424 (pack_d): Likewise.
22425 (_fpadd_parts): Constify return type.
22426 (_fpmul_parts): Likewise.
22427 (_fpdiv_parts): Likewise.
22429 2009-01-01 Jakub Jelinek <jakub@redhat.com>
22432 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
22433 warn about overwriting initializer with side-effects or
22434 -Woverride-init if !IMPLICIT.
22435 (output_init_element): Likewise. Pass IMPLICIT down to
22437 (process_init_element): Add IMPLICIT argument. Pass it down
22438 to output_init_element.
22439 (push_init_element, pop_init_level, set_designator): Adjust
22440 process_init_element callers.
22441 (set_nonincremental_init, set_nonincremental_init_from_string):
22442 Adjust add_pending_init callers.
22443 (output_pending_init_elements): Adjust output_init_element callers.
22444 * c-tree.h (process_init_element): Adjust prototype.
22445 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
22446 process_init_element callers.
22449 Copyright (C) 2009 Free Software Foundation, Inc.
22451 Copying and distribution of this file, with or without modification,
22452 are permitted in any medium without royalty provided the copyright
22453 notice and this notice are preserved.