1 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3 * config/mips/mips-protos.h (mips_output_sync): Declare.
4 (mips_sync_loop_insns): Likewise.
5 (mips_output_sync_loop): Replace first two parameters with an rtx.
6 * config/mips/mips.c (mips_multi_member): New structure.
7 (mips_multi_members): New variable.
8 (mips_multi_start): New function.
9 (mips_multi_add): Likewise.
10 (mips_multi_add_insn): Likewise.
11 (mips_multi_add_label): Likewise.
12 (mips_multi_last_index): Likewise.
13 (mips_multi_copy_insn): Likewise.
14 (mips_multi_set_operand): Likewise.
15 (mips_multi_write): Likewise.
16 (mips_print_operand_punctuation): Remove '%|' and '%-'.
17 (mips_init_print_operand_punct): Update accordingly.
18 (mips_start_ll_sc_sync_block): New function.
19 (mips_end_ll_sc_sync_block): Likewise.
20 (mips_output_sync): Likewise.
21 (mips_sync_insn1_template): Likewise.
22 (mips_sync_insn2_template): Likewise.
23 (mips_get_sync_operand): Likewise.
24 (mips_process_sync_loop): Likewise.
25 (mips_output_sync_loop): Use mips_process_sync_loop.
26 (mips_sync_loop_insns): New function.
27 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
28 (MIPS_COMPARE_AND_SWAP_12): Likewise.
29 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
30 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
31 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
32 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
33 (MIPS_SYNC_OLD_OP_12): Likewise.
34 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
35 (MIPS_SYNC_NEW_OP_12): Likewise.
36 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
37 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
38 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
39 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
40 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
41 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
42 * config/mips/mips.md (sync_mem): New attribute.
43 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
44 (sync_exclusive_mask, sync_required_oldval): Likewise.
45 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
46 (sync_release_barrier): Likewise.
47 (length): Handle sync loops.
48 (sync): Use mips_output_sync.
49 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
50 (sync_compare_and_swap<mode>): Set the new sync_* attributes
51 and use mips_output_sync_loop.
52 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
53 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
54 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
55 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
56 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
57 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
58 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
59 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
60 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
62 2009-08-26 Richard Guenther <rguenther@suse.de>
65 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
66 the types to not match.
67 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
69 * tree-ssa.c (useless_type_conversion_p): Conversions to
70 pointers to unprototyped functions are useless.
72 2009-08-26 Richard Guenther <rguenther@suse.de>
74 * tree-ssa-structalias.c (create_variable_info_for): Remove
75 strange whole-program condition, prepare to be called for non-globals.
76 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
77 params build a representative with known type and track its fields.
79 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
81 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
82 clearing by a taken branch.
83 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
84 effectively after bbro pass.
85 (sync_nand<mode>): Ditto.
86 (sync_old_<fetchop_name><mode>): Ditto.
87 (sync_old_nand<mode>): Ditto.
88 (sync_new_<fetchop_name><mode>): Dito.
89 (sync_new_nand<mode>): Ditto.
90 (sync_compare_and_swap<mode>_1): Ditto.
91 (*sync_compare_and_swap<mode>): Ditto.
92 (sync_lock_test_and_set<mode>_1): Ditto.
93 ("sync_lock_test_and_set<mode>): Ditto.
95 2009-08-25 Douglas B Rupp <rupp@gnat.com>
97 * hwint.h (HOST_LONG_FORMAT): New macro
98 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
100 * system.h (HOST_PTR_PRINTF): Resurrect old macro
101 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
102 (HOST_PTR_PRINTF): Document.
104 2009-08-25 Jan Hubicka <jh@suse.cz>
106 * config/i386/bmmintrin.h: Replace by #error.
109 Michael Meissner <michael.meissner@amd.com>
110 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
111 Tony Linthicum <tony.linthicum@amd.com>
113 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
114 (TARGET_ROUND): New macro for the round/ptest instructions which
115 are shared between SSE4.1 and SSE5.
116 (OPTION_MASK_ISA_ROUND): Ditto.
117 (OPTION_ISA_ROUND): Ditto.
118 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
119 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
121 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
122 (-mfused-madd): New switch to give users control over whether the
123 compiler optimizes to use the multiply/add SSE5 instructions.
125 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
126 (ix86_handle_option): Turn off 3dnow if -msse5.
127 (override_options): Add SSE5 support.
128 (print_operand): %Y prints comparison codes for SSE5 com/pcom
130 (ix86_expand_sse_movcc): Add SSE5 support.
131 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
132 vector type to the next largest size.
133 (ix86_expand_sse5_pack): New function to use pperm to pack a
134 vector type to the next smallest size.
135 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
136 (IX86_BUILTIN_FMADDSD): Ditto.
137 (IX86_BUILTIN_FMADDPS): Ditto.
138 (IX86_BUILTIN_FMADDPD): Ditto.
139 (IX86_BUILTIN_FMSUBSS): Ditto.
140 (IX86_BUILTIN_FMSUBSD): Ditto.
141 (IX86_BUILTIN_FMSUBPS): Ditto.
142 (IX86_BUILTIN_FMSUBPD): Ditto.
143 (IX86_BUILTIN_FNMADDSS): Ditto.
144 (IX86_BUILTIN_FNMADDSD): Ditto.
145 (IX86_BUILTIN_FNMADDPS): Ditto.
146 (IX86_BUILTIN_FNMADDPD): Ditto.
147 (IX86_BUILTIN_FNMSUBSS): Ditto.
148 (IX86_BUILTIN_FNMSUBSD): Ditto.
149 (IX86_BUILTIN_FNMSUBPS): Ditto.
150 (IX86_BUILTIN_FNMSUBPD): Ditto.
151 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
152 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
153 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
154 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
155 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
156 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
157 (IX86_BUILTIN_PPERM): Ditto.
158 (IX86_BUILTIN_PERMPS): Ditto.
159 (IX86_BUILTIN_PERMPD): Ditto.
160 (IX86_BUILTIN_PMACSSWW): Ditto.
161 (IX86_BUILTIN_PMACSWW): Ditto.
162 (IX86_BUILTIN_PMACSSWD): Ditto.
163 (IX86_BUILTIN_PMACSWD): Ditto.
164 (IX86_BUILTIN_PMACSSDD): Ditto.
165 (IX86_BUILTIN_PMACSDD): Ditto.
166 (IX86_BUILTIN_PMACSSDQL): Ditto.
167 (IX86_BUILTIN_PMACSSDQH): Ditto.
168 (IX86_BUILTIN_PMACSDQL): Ditto.
169 (IX86_BUILTIN_PMACSDQH): Ditto.
170 (IX86_BUILTIN_PMADCSSWD): Ditto.
171 (IX86_BUILTIN_PMADCSWD): Ditto.
172 (IX86_BUILTIN_PHADDBW): Ditto.
173 (IX86_BUILTIN_PHADDBD): Ditto.
174 (IX86_BUILTIN_PHADDBQ): Ditto.
175 (IX86_BUILTIN_PHADDWD): Ditto.
176 (IX86_BUILTIN_PHADDWQ): Ditto.
177 (IX86_BUILTIN_PHADDDQ): Ditto.
178 (IX86_BUILTIN_PHADDUBW): Ditto.
179 (IX86_BUILTIN_PHADDUBD): Ditto.
180 (IX86_BUILTIN_PHADDUBQ): Ditto.
181 (IX86_BUILTIN_PHADDUWD): Ditto.
182 (IX86_BUILTIN_PHADDUWQ): Ditto.
183 (IX86_BUILTIN_PHADDUDQ): Ditto.
184 (IX86_BUILTIN_PHSUBBW): Ditto.
185 (IX86_BUILTIN_PHSUBWD): Ditto.
186 (IX86_BUILTIN_PHSUBDQ): Ditto.
187 (IX86_BUILTIN_PROTB): Ditto.
188 (IX86_BUILTIN_PROTW): Ditto.
189 (IX86_BUILTIN_PROTD): Ditto.
190 (IX86_BUILTIN_PROTQ): Ditto.
191 (IX86_BUILTIN_PROTB_IMM): Ditto.
192 (IX86_BUILTIN_PROTW_IMM): Ditto.
193 (IX86_BUILTIN_PROTD_IMM): Ditto.
194 (IX86_BUILTIN_PROTQ_IMM): Ditto.
195 (IX86_BUILTIN_PSHLB): Ditto.
196 (IX86_BUILTIN_PSHLW): Ditto.
197 (IX86_BUILTIN_PSHLD): Ditto.
198 (IX86_BUILTIN_PSHLQ): Ditto.
199 (IX86_BUILTIN_PSHAB): Ditto.
200 (IX86_BUILTIN_PSHAW): Ditto.
201 (IX86_BUILTIN_PSHAD): Ditto.
202 (IX86_BUILTIN_PSHAQ): Ditto.
203 (IX86_BUILTIN_FRCZSS): Ditto.
204 (IX86_BUILTIN_FRCZSD): Ditto.
205 (IX86_BUILTIN_FRCZPS): Ditto.
206 (IX86_BUILTIN_FRCZPD): Ditto.
207 (IX86_BUILTIN_CVTPH2PS): Ditto.
208 (IX86_BUILTIN_CVTPS2PH): Ditto.
209 (IX86_BUILTIN_COMEQSS): Ditto.
210 (IX86_BUILTIN_COMNESS): Ditto.
211 (IX86_BUILTIN_COMLTSS): Ditto.
212 (IX86_BUILTIN_COMLESS): Ditto.
213 (IX86_BUILTIN_COMGTSS): Ditto.
214 (IX86_BUILTIN_COMGESS): Ditto.
215 (IX86_BUILTIN_COMUEQSS): Ditto.
216 (IX86_BUILTIN_COMUNESS): Ditto.
217 (IX86_BUILTIN_COMULTSS): Ditto.
218 (IX86_BUILTIN_COMULESS): Ditto.
219 (IX86_BUILTIN_COMUGTSS): Ditto.
220 (IX86_BUILTIN_COMUGESS): Ditto.
221 (IX86_BUILTIN_COMORDSS): Ditto.
222 (IX86_BUILTIN_COMUNORDSS): Ditto.
223 (IX86_BUILTIN_COMFALSESS): Ditto.
224 (IX86_BUILTIN_COMTRUESS): Ditto.
225 (IX86_BUILTIN_COMEQSD): Ditto.
226 (IX86_BUILTIN_COMNESD): Ditto.
227 (IX86_BUILTIN_COMLTSD): Ditto.
228 (IX86_BUILTIN_COMLESD): Ditto.
229 (IX86_BUILTIN_COMGTSD): Ditto.
230 (IX86_BUILTIN_COMGESD): Ditto.
231 (IX86_BUILTIN_COMUEQSD): Ditto.
232 (IX86_BUILTIN_COMUNESD): Ditto.
233 (IX86_BUILTIN_COMULTSD): Ditto.
234 (IX86_BUILTIN_COMULESD): Ditto.
235 (IX86_BUILTIN_COMUGTSD): Ditto.
236 (IX86_BUILTIN_COMUGESD): Ditto.
237 (IX86_BUILTIN_COMORDSD): Ditto.
238 (IX86_BUILTIN_COMUNORDSD): Ditto.
239 (IX86_BUILTIN_COMFALSESD): Ditto.
240 (IX86_BUILTIN_COMTRUESD): Ditto.
241 (IX86_BUILTIN_COMEQPS): Ditto.
242 (IX86_BUILTIN_COMNEPS): Ditto.
243 (IX86_BUILTIN_COMLTPS): Ditto.
244 (IX86_BUILTIN_COMLEPS): Ditto.
245 (IX86_BUILTIN_COMGTPS): Ditto.
246 (IX86_BUILTIN_COMGEPS): Ditto.
247 (IX86_BUILTIN_COMUEQPS): Ditto.
248 (IX86_BUILTIN_COMUNEPS): Ditto.
249 (IX86_BUILTIN_COMULTPS): Ditto.
250 (IX86_BUILTIN_COMULEPS): Ditto.
251 (IX86_BUILTIN_COMUGTPS): Ditto.
252 (IX86_BUILTIN_COMUGEPS): Ditto.
253 (IX86_BUILTIN_COMORDPS): Ditto.
254 (IX86_BUILTIN_COMUNORDPS): Ditto.
255 (IX86_BUILTIN_COMFALSEPS): Ditto.
256 (IX86_BUILTIN_COMTRUEPS): Ditto.
257 (IX86_BUILTIN_COMEQPD): Ditto.
258 (IX86_BUILTIN_COMNEPD): Ditto.
259 (IX86_BUILTIN_COMLTPD): Ditto.
260 (IX86_BUILTIN_COMLEPD): Ditto.
261 (IX86_BUILTIN_COMGTPD): Ditto.
262 (IX86_BUILTIN_COMGEPD): Ditto.
263 (IX86_BUILTIN_COMUEQPD): Ditto.
264 (IX86_BUILTIN_COMUNEPD): Ditto.
265 (IX86_BUILTIN_COMULTPD): Ditto.
266 (IX86_BUILTIN_COMULEPD): Ditto.
267 (IX86_BUILTIN_COMUGTPD): Ditto.
268 (IX86_BUILTIN_COMUGEPD): Ditto.
269 (IX86_BUILTIN_COMORDPD): Ditto.
270 (IX86_BUILTIN_COMUNORDPD): Ditto.
271 (IX86_BUILTIN_COMFALSEPD): Ditto.
272 (IX86_BUILTIN_COMTRUEPD): Ditto.
273 (IX86_BUILTIN_PCOMEQUB): Ditto.
274 (IX86_BUILTIN_PCOMNEUB): Ditto.
275 (IX86_BUILTIN_PCOMLTUB): Ditto.
276 (IX86_BUILTIN_PCOMLEUB): Ditto.
277 (IX86_BUILTIN_PCOMGTUB): Ditto.
278 (IX86_BUILTIN_PCOMGEUB): Ditto.
279 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
280 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
281 (IX86_BUILTIN_PCOMEQUW): Ditto.
282 (IX86_BUILTIN_PCOMNEUW): Ditto.
283 (IX86_BUILTIN_PCOMLTUW): Ditto.
284 (IX86_BUILTIN_PCOMLEUW): Ditto.
285 (IX86_BUILTIN_PCOMGTUW): Ditto.
286 (IX86_BUILTIN_PCOMGEUW): Ditto.
287 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
288 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
289 (IX86_BUILTIN_PCOMEQUD): Ditto.
290 (IX86_BUILTIN_PCOMNEUD): Ditto.
291 (IX86_BUILTIN_PCOMLTUD): Ditto.
292 (IX86_BUILTIN_PCOMLEUD): Ditto.
293 (IX86_BUILTIN_PCOMGTUD): Ditto.
294 (IX86_BUILTIN_PCOMGEUD): Ditto.
295 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
296 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
297 (IX86_BUILTIN_PCOMEQUQ): Ditto.
298 (IX86_BUILTIN_PCOMNEUQ): Ditto.
299 (IX86_BUILTIN_PCOMLTUQ): Ditto.
300 (IX86_BUILTIN_PCOMLEUQ): Ditto.
301 (IX86_BUILTIN_PCOMGTUQ): Ditto.
302 (IX86_BUILTIN_PCOMGEUQ): Ditto.
303 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
304 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
305 (IX86_BUILTIN_PCOMEQB): Ditto.
306 (IX86_BUILTIN_PCOMNEB): Ditto.
307 (IX86_BUILTIN_PCOMLTB): Ditto.
308 (IX86_BUILTIN_PCOMLEB): Ditto.
309 (IX86_BUILTIN_PCOMGTB): Ditto.
310 (IX86_BUILTIN_PCOMGEB): Ditto.
311 (IX86_BUILTIN_PCOMFALSEB): Ditto.
312 (IX86_BUILTIN_PCOMTRUEB): Ditto.
313 (IX86_BUILTIN_PCOMEQW): Ditto.
314 (IX86_BUILTIN_PCOMNEW): Ditto.
315 (IX86_BUILTIN_PCOMLTW): Ditto.
316 (IX86_BUILTIN_PCOMLEW): Ditto.
317 (IX86_BUILTIN_PCOMGTW): Ditto.
318 (IX86_BUILTIN_PCOMGEW): Ditto.
319 (IX86_BUILTIN_PCOMFALSEW): Ditto.
320 (IX86_BUILTIN_PCOMTRUEW): Ditto.
321 (IX86_BUILTIN_PCOMEQD): Ditto.
322 (IX86_BUILTIN_PCOMNED): Ditto.
323 (IX86_BUILTIN_PCOMLTD): Ditto.
324 (IX86_BUILTIN_PCOMLED): Ditto.
325 (IX86_BUILTIN_PCOMGTD): Ditto.
326 (IX86_BUILTIN_PCOMGED): Ditto.
327 (IX86_BUILTIN_PCOMFALSED): Ditto.
328 (IX86_BUILTIN_PCOMTRUED): Ditto.
329 (IX86_BUILTIN_PCOMEQQ): Ditto.
330 (IX86_BUILTIN_PCOMNEQ): Ditto.
331 (IX86_BUILTIN_PCOMLTQ): Ditto.
332 (IX86_BUILTIN_PCOMLEQ): Ditto.
333 (IX86_BUILTIN_PCOMGTQ): Ditto.
334 (IX86_BUILTIN_PCOMGEQ): Ditto.
335 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
336 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
337 (enum multi_arg_type): New enum for describing the various SSE5
338 intrinsic argument types.
339 (bdesc_multi_arg): New table for SSE5 intrinsics.
340 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
341 (ix86_expand_multi_arg_builtin): New function for creating SSE5
343 (ix86_expand_builtin): Add SSE5 intrinsic support.
344 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
345 operand instructions.
346 (ix86_expand_sse5_multiple_memory): New function to split the
347 second memory reference from SSE5 instructions.
348 (type_has_variadic_args_p): Delete in favor of stdarg_p.
349 (ix86_return_pops_args): Use stdarg_p to determine if the function
350 has variable arguments.
351 (ix86_setup_incoming_varargs): Ditto.
352 (x86_this_parameter): Ditto.
354 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
356 (ix86_expand_sse5_pack): Ditto.
357 (ix86_sse5_valid_op_p): Ditto.
358 (ix86_expand_sse5_multiple_memory): Ditto.
360 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
361 constant for SSE5 support.
362 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
363 (UNSPEC_SSE5_TRUEFALSE): Ditto.
364 (UNSPEC_SSE5_PERMUTE): Ditto.
365 (UNSPEC_SSE5_ASHIFT): Ditto.
366 (UNSPEC_SSE5_LSHIFT): Ditto.
367 (UNSPEC_FRCZ): Ditto.
368 (UNSPEC_CVTPH2PS): Ditto.
369 (UNSPEC_CVTPS2PH): Ditto.
370 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
372 (COM_FALSE_S): Ditto.
373 (COM_FALSE_P): Ditto.
376 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
377 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
379 (memory attribute): Ditto.
380 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
381 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
382 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
383 (floor<mode>2): Ditto.
384 (ceil<mode>2): Ditto.
385 (btrunc<mode>2): Ditto.
386 (nearbyintdf2): Ditto.
387 (nearbyintsf2): Ditto.
388 (sse_setccsf): Disable if SSE5.
389 (sse_setccdf): Ditto.
390 (sse5_setcc<mode>): New support for SSE5 conditional move.
391 (sse5_pcmov_<mode>): Ditto.
393 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
396 (ssemodesuffixf4): New mode attribute for SSE5.
397 (ssemodesuffixf2s): Ditto.
398 (ssemodesuffixf2c): Ditto.
399 (sserotatemax): Ditto.
400 (ssescalarmode): Ditto.
401 (sse_maskcmpv4sf3): Disable if SSE5.
402 (sse_maskcmpv2df3): Ditto.
403 (sse_vmmaskcmpv4sf3): Ditto.
404 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
406 (sse5_vmfmadd<mode>4): Ditto.
407 (sse5_fmsub<mode>4): Ditto.
408 (sse5_vmfmsub<mode>4): Ditto.
409 (sse5_fnmadd<mode>4): Ditto.
410 (sse5_vmfnmadd<mode>4): Ditto.
411 (sse5_fnmsub<mode>4): Ditto.
412 (sse5_vmfnmsub<mode>4): Ditto.
413 (sse5i_fmadd<mode>4): Ditto.
414 (sse5i_fmsub<mode>4): Ditto.
415 (sse5i_fnmadd<mode>4): Ditto.
416 (sse5i_fnmsub<mode>4): Ditto.
417 (sse5i_vmfmadd<mode>4): Ditto.
418 (sse5i_vmfmsub<mode>4): Ditto.
419 (sse5i_vmfnmadd<mode>4): Ditto.
420 (sse5i_vmfnmsub<mode>4): Ditto.
421 (mulv16qi3): Add SSE5 support.
423 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
424 (sse2_mulv4si3): Disable if SSE5.
425 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
426 (sse4_1_roundps): Ditto.
427 (sse4_1_roundsd): Ditto.
428 (sse4_1_roundss): Ditto.
429 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
431 (sse_maskcmpsf3): Ditto.
432 (sse_vmmaskcmpv4sf3): Ditto.
433 (sse2_maskcmpv2df3): Ditto.
434 (sse2_maskcmpdf3): Ditto.
435 (sse2_vmmaskcmpv2df3): Ditto.
436 (sse2_eq<mode>3): Ditto.
437 (sse2_gt<mode>3): Ditto.
438 (sse5_pcmov_<mode>): Add SSE5 support.
439 (vec_unpacku_hi_v16qi): Ditto.
440 (vec_unpacks_hi_v16qi): Ditto.
441 (vec_unpacku_lo_v16qi): Ditto.
442 (vec_unpacks_lo_v16qi): Ditto.
443 (vec_unpacku_hi_v8hi): Ditto.
444 (vec_unpacks_hi_v8hi): Ditto.
445 (vec_unpacku_lo_v8hi): Ditto.
446 (vec_unpacks_lo_v8hi): Ditto.
447 (vec_unpacku_hi_v4si): Ditto.
448 (vec_unpacks_hi_v4si): Ditto.
449 (vec_unpacku_lo_v4si): Ditto.
450 (vec_unpacks_lo_v4si): Ditto.
451 (sse5_pmacsww): New SSE5 intrinsic insn.
452 (sse5_pmacssww): Ditto.
453 (sse5_pmacsdd): Ditto.
454 (sse5_pmacssdd): Ditto.
455 (sse5_pmacssdql): Ditto.
456 (sse5_pmacssdqh): Ditto.
457 (sse5_pmacsdqh): Ditto.
458 (sse5_pmacsswd): Ditto.
459 (sse5_pmacswd): Ditto.
460 (sse5_pmadcsswd): Ditto.
461 (sse5_pmadcswd): Ditto.
462 (sse5_pcmov_<move>): Conditional move support on SSE5.
463 (sse5_phaddbw): New SSE5 intrinsic insn.
464 (sse5_phaddbd): Ditto.
465 (sse5_phaddbq): Ditto.
466 (sse5_phaddwd): Ditto.
467 (sse5_phaddwq): Ditto.
468 (sse5_phadddq): Ditto.
469 (sse5_phaddubw): Ditto.
470 (sse5_phaddubd): Ditto.
471 (sse5_phaddubq): Ditto.
472 (sse5_phadduwd): Ditto.
473 (sse5_phadduwq): Ditto.
474 (sse5_phaddudq): Ditto.
475 (sse5_phsubbw): Ditto.
476 (sse5_phsubwd): Ditto.
477 (sse5_phsubdq): Ditto.
479 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
480 (sse5_pperm_zero_v16qi_v8hi): Ditto.
481 (sse5_pperm_sign_v8hi_v4si): Ditto.
482 (sse5_pperm_zero_v8hi_v4si): Ditto.
483 (sse5_pperm_sign_v4si_v2di): Ditto.
484 (sse5_pperm_sign_v4si_v2di): Ditto.
485 (sse5_pperm_pack_v2di_v4si): Ditto.
486 (sse5_pperm_pack_v4si_v8hi): Ditto.
487 (sse5_pperm_pack_v8hi_v16qi): Ditto.
488 (sse5_perm<mode>): New SSE5 intrinsic insn.
489 (rotl<mode>3): Ditto.
490 (sse5_rotl<mode>3): Ditto.
491 (sse5_ashl<mode>3): Ditto.
492 (sse5_lshl<mode>3): Ditto.
493 (sse5_frcz<mode>2): Ditto.
494 (sse5s_frcz<mode>2): Ditto.
495 (sse5_cvtph2ps): Ditto.
496 (sse5_cvtps2ph): Ditto.
497 (sse5_vmmaskcmp<mode>3): Ditto.
498 (sse5_com_tf<mode>3): Ditto.
499 (sse5_maskcmp<mode>3): Ditto.
500 (sse5_maskcmp_uns<mode>3): Ditto.
501 (sse5_maskcmp_uns2<mode>3): Ditto.
502 (sse5_pcom_tf<mode>3): Ditto.
504 * config/i386/predicates.md (sse5_comparison_float_operator):
505 New predicate to match the comparison operators supported by
506 the SSE5 com instruction.
507 (ix86_comparison_int_operator): New predicate to match just the
508 signed int comparisons.
509 (ix86_comparison_uns_operator): New predicate to match just the
510 unsigned int comparisons.
512 * doc/invoke.texi (-msse5): Add documentation.
513 (-mfused-madd): Ditto.
515 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
517 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
521 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
523 * config/i386/bmmintrin.h: New file, provide common x86 compiler
524 intrinisics for SSE5.
526 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
529 * config/i386/mmintrin-common.h: New file, to contain common
530 instructions between SSE4.1 and SSE5.
532 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
533 FOREACH_FUNCTION_ARGS to iterate over the argument list.
534 (gen_regparm_prefix): Ditto.
536 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
537 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
538 prototype_p to determine if a function is prototyped.
540 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
542 * c-common.c (c_common_reswords) add the alignof keyword,
543 with same RID as __alignof and __alignof__
545 2009-08-25 Anatoly Sokolov <aesok@post.ru>
547 * hooks.h (hook_bool_const_int_const_int_true): Declare.
548 * hooks.c (hook_bool_const_int_const_int_true): New function.
549 * target.h (struct gcc_target): Add can_eliminate field.
550 * target-def.h (TARGET_CAN_ELIMINATE): Define.
551 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
552 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
553 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
554 (elim_table): Revise comment.
555 * system.h (CAN_ELIMINATE): Poison.
556 * defaults.h (CAN_ELIMINATE): Remove.
557 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
559 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
560 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
562 (alpha_vms_can_eliminate): Declare as static, change return type to
564 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
566 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
567 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
568 (arm_can_eliminate): New function.
570 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
571 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
572 (avr_can_eliminate): Declare as static.
573 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
575 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
576 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
577 (bfin_can_eliminate): New function.
579 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
580 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
581 (crx_can_eliminate): New function.
583 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
584 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
585 (fr30_can_eliminate): New function.
587 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
588 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
589 (frv_can_eliminate): New function.
591 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
592 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
593 (h8300_can_eliminate): New function.
595 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
596 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
597 (i386_can_eliminate): Declare as static, change return type to bool.
598 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
600 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
601 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
602 (ia64_can_eliminate): New function.
604 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
605 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
606 (iq2000_can_eliminate): New function.
608 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
609 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
610 (m32r_can_eliminate): New function.
612 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
613 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
614 (m68hc11_can_eliminate): New function.
616 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
617 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
618 (m68k_can_eliminate): New function.
620 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
621 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
622 (mep_can_eliminate): New function.
624 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
625 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
626 (mips_can_eliminate): New function.
628 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
629 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
630 (rs6000_can_eliminate): New function.
632 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
633 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
634 (s390_can_eliminate): Declare as static.
635 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
637 * config/score/score.h (CAN_ELIMINATE): Remove macro.
638 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
639 (score_can_eliminate): New function.
641 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
642 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
643 (sparc_can_eliminate): Declare as static.
644 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
646 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
647 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
648 (xstormy16_can_eliminate): New function.
650 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
651 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
652 (v850_can_eliminate): New function.
654 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
656 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
657 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
658 (*movdfcc_ext[1234]): Disable for IEEE mode.
660 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
662 * gimplify.c (prepare_gimple_addressable): New static function.
663 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
665 (gimplify_addr_expr): Invoke it similarly on the operand instead of
666 manually fiddling with it.
668 2009-08-25 Michael Matz <matz@suse.de>
670 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
671 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
673 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
674 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
675 (do_jump): Split out code for simple binary comparisons into ...
676 (do_jump_1): ... this, taking the individual operands and code.
677 Change callers to helper function above accordingly.
678 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
681 2009-08-25 Michael Matz <matz@suse.de>
683 * expr.h (struct separate_ops, sepops): New type for passing
684 around an exploded simple expression.
685 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
686 Use this structure instead of expression tree.
687 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
688 expression, only its type.
689 (expand_vec_cond_expr): Take type and individual operands instead
691 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
692 expand_vec_shift_expr): Change prototype accordingly.
693 * tree-vect-stmts.c (vectorizable_condition): Change call of
694 expand_vec_cond_expr_p to pass only type.
695 * expr.c (do_store_flags): Change prototype and implementation
696 to take an exploded expression.
697 (expand_expr_real_1): New local ops initialized with details
698 of the full expression. Use it instead of full
699 expression in calls to do_store_flags, expand_vec_cond_expr,
700 expand_widen_pattern_expr and expand_vec_shift_expr.
702 2009-08-25 Michael Matz <matz@suse.de>
704 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
705 treeop2 initialized with first three operands of the full expression.
706 Substitute all TREE_OPERAND (exp, [012]) calls with them.
708 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
710 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
711 (__gthread_objc_condition_allocate): Mark arguments as unused.
712 (__gthread_objc_condition_deallocate): Likewise.
713 (__gthread_objc_condition_wait): Likewise.
714 (__gthread_objc_condition_broadcast): Likewise.
715 (__gthread_objc_condition_signal): Likewise.
716 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
717 (__gthread_objc_thread_id): Likewise.
719 2009-08-25 Janus Weil <janus@gcc.gnu.org>
722 * tree-pretty-print.c (print_call_name): Print the correct call name
723 for procedure pointer components.
725 2009-08-24 Steve Ellcey <sje@cup.hp.com>
727 * config/ia64/ia64.c (ia64_promote_function_mode): Call
728 default_promote_function_mode when not VMS.
730 2009-08-24 Olivier Hainque <hainque@adacore.com>
732 * convert.c (convert_to_integer): Don't assume an input pointer is
733 POINTER_SIZE wide. Fetch from the type instead.
735 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
737 * configure.ac (AC_PREREQ): Bump to 2.64.
739 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
741 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
742 (process_command): Don't search standard_exec_prefix_1 and
743 standard_exec_prefix_2.
745 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
747 * config/arm/arm.c (output_return_instruction): Handle for
750 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
752 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
754 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
756 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
757 (*arm_movdf_vfp): Likewise.
759 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
761 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
762 (vashr<mode>3): Rename from ashr<mode>3.
763 (vlshr<mode>3): Rename from lshr<mode>3.
765 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
768 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
769 (check_format_info_main): Use scalar_identify_flag.
770 (check_format_types): Check for scalar size identity if
771 scalar_identify_flag is set.
772 (printf_length_specs): Extend by new field.
773 (asm_fprintf_length_specs): Likewise.
774 (gcc_diag_length_specs): Likewise.
775 (scanf_length_specs): Likewise.
776 (strfmon_length_specs): Likewise.
777 (gcc_gfc_length_specs): Likewise.
778 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
779 (ms_printf_flag_specs): Likewise.
780 * c-format.h (format_length_info): Add new member scalar_identity_flag.
782 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
785 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
786 (*call_value_pop_1): Ditto.
787 (*sibcall_pop_1): New insn pattern.
788 (*sibcall_value_pop_1): Ditto.
790 2009-08-23 Alan Modra <amodra@bigpond.net.au>
793 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
796 2009-08-23 Alan Modra <amodra@bigpond.net.au>
799 * fwprop.c (try_fwprop_subst): Allow multiple sets.
800 (get_reg_use_in): New function.
801 (forward_propagate_subreg): Propagate through subreg of zero_extend
804 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
806 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
807 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
809 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
811 * configure.ac: Remove --with-datarootdir, --with-docdir,
812 --with-htmldir switches. No need to call AC_SUBST for
813 datarootdir, docdir, htmldir any more.
814 * configure: Regenerate.
815 * doc/install.texi (Configuration): Document --datarootdir,
816 --docdir, --htmldir, --pdfdir; update documentation for
818 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
821 * aclocal.m4: Regenerate.
822 * config.in: Regenerate.
823 * configure: Regenerate.
825 2009-08-21 Douglas B Rupp <rupp@gnat.com>
826 Olivier Hainque <hainque@adacore.com>
828 * config/ia64/ia64.c: Include libfuncs.h.
829 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
830 (ia64_expand_call): Use reg 25 on VMS.
831 (ia64_initialize_trampoline): Fix for VMS ABI.
832 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
833 (ia64_function_arg): Initialize reg 25 on VMS.
834 Fix OpenVMS ABI issues for varargs.
835 For OpenVMS, emit the Argument Information register set in the
836 incoming/sibcall case as well.
837 (ia64_arg_type): New function.
838 (ia64_function_arg_advance): Keep track of cum->words.
839 Fix OpenVMS ABI issues for varargs.
840 (ia64_function_value): On VMS, promote mode of non-aggregate types.
841 (ia64_override_options): Set flag_no_common on VMS.
842 (ia64_init_builtins): Disable FWRITE builtin.
843 (ia64_asm_output_external): Call DO_CRTL_NAMES.
844 (ia64_vms_init_libfuncs): Add decc$ routines.
845 (ia64_vms_valid_pointer_mode): New function.
846 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
847 (ia64_promote_function_mode): New function
848 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
849 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
850 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
851 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
852 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
853 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
854 Suppress trailing '#' if VALUE is numeric.
855 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
856 ia64_promote_function_mode.
857 (TARGET_VALID_POINTER_MODE): Define.
859 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
862 * config/rs6000/rs6000.c (rs6000_override_options): Use
863 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
866 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
867 reporting of vector + decimal/boolean/complex error.
869 2009-08-21 Jakub Jelinek <jakub@redhat.com>
871 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
872 __vector double TYPE_DECL.
874 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
876 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
877 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
878 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
879 to pointer to enum machine_mode. Update all callers as needed.
881 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
883 * config/alpha/alpha.md (exception_receiver): Emit alternative
884 GP load sequence if flag_reorder_blocks_and_partition is set.
885 (*exception_receiver_2): Also enable when
886 flag_reorder_blocks_and_partition is set.
888 2009-08-20 Matt Rice <ratmice@gmail.com>
889 Diego Novillo <dnovillo@google.com>
891 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
894 2009-08-20 Richard Guenther <rguenther@suse.de>
896 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
897 * c-tree.h (c_dup_lang_specific_decl): Remove.
898 (struct lang_decl, struct lang_type): Move definitions ...
899 * c-lang.h: ... here. New file.
900 * c-decl.c: Include c-lang.h.
901 (c_dup_lang_specific_decl): Remove.
902 * c-typeck.c: Include c-lang.h.
903 * Makefile.in (c-decl.o): Add c-lang.h dependency.
904 (c-typeck.o): Likewise.
905 * c-config-lang.in (gtfiles): Add c-lang.h.
906 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
909 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
911 * config/alpha/alpha.c (alpha_end_function): Do not clear
912 crtl->emit structure and free insn locators if cfun->is_thunk is true,
913 this is now handled in generic code.
915 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
917 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
918 (s390_z10_fix_long_loop_prediction): New function.
919 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
920 (s390_reorg): Walk over the INSNs and invoke
921 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
923 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
925 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
926 "*brx_64bit", "*brx_31bit"): New patterns.
927 * config/s390/s390.c ('E'): New output modifier.
929 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
930 Richard Earnshaw <richard.earnshaw@arm.com>
932 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
933 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
935 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
937 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
939 * pa.c (emit_move_sequence): Check if address of operand1 is valid
940 for mode mode of operand0 when doing secondary reload for SAR.
942 2009-08-19 Jakub Jelinek <jakub@redhat.com>
945 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
946 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
948 2009-08-19 Jason Merrill <jason@redhat.com>
950 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
951 supported template depth in C++0x.
953 2009-08-19 Jakub Jelinek <jakub@redhat.com>
955 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
956 free_after_compilation.
957 * config/score/score7.c (score7_output_mi_thunk): Likewise.
958 * config/score/score3.c (score3_output_mi_thunk): Likewise.
959 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
960 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
961 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
962 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
963 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
965 2009-08-19 Ian Lance Taylor <iant@google.com>
967 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
968 of (plus (mult (neg B) C) A).
970 2009-08-18 Michael Matz <matz@suse.de>
972 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
973 instead of comparing TYPE_MAIN_VARIANT for equality.
974 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
975 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
976 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
977 * gimplify.c (goa_lhs_expr_p): Ditto and use
978 STRIP_USELESS_TYPE_CONVERSION.
980 2009-08-18 Michael Matz <matz@suse.de>
982 * tree-ssa-structalias.c (create_variable_info_for): Also mark
983 first field in a struct.
984 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
986 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
988 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
989 locators before emit_insn is called. Remove assert that
991 (alpha_end_function): Clear crtl->emit structure and free insn
992 locators if cfun->is_thunk is true.
994 2009-08-18 Jason Merrill <jason@redhat.com>
996 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
998 * configure.ac: Test for it.
999 * configure, config.in: Regenerate.
1000 * doc/install.texi: Document --enable-gnu-unique-object.
1002 2009-08-18 Richard Guenther <rguenther@suse.de>
1005 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
1006 pow(x,y*z) only if x is nonnegative.
1008 2009-08-18 Jakub Jelinek <jakub@redhat.com>
1010 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
1014 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
1015 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
1017 2009-08-17 DJ Delorie <dj@redhat.com>
1019 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
1020 * config/m32c/prologue.md (epilogue_freit): New.
1022 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
1023 (bank_switch_p): Likewise.
1024 (fast_interrupt_p): Likewise.
1025 (interrupt_p): Likewise.
1026 (m32c_conditional_register_usage): Round memregs size up.
1027 (need_to_save): We only need to save $a0 when we use ENTER.
1028 (interrupt_p): Check for fast_interrupt too.
1029 (bank_switch_p): New.
1030 (fast_interrupt_p): New.
1031 (m32c_attribute_table): Add bank_switch and fast_interrupt.
1032 (m32c_emit_prolog): Support bank switching and fast interrupts.
1033 * doc/extend.texi (Function Attributes): Add bank_switch and
1036 2009-08-17 Douglas B Rupp <rupp@gnat.com>
1038 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
1039 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
1041 2009-08-16 Douglas B Rupp <rupp@gnat.com>
1043 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
1044 (menu): Add IA-64/VMS Options.
1045 (IA-64/VMS Options): Likewise.
1047 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
1050 * config/mips/mips.md (*lwxs): Use :P for pointer values.
1052 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
1054 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
1055 (mips_pop_asm_switch): Likewise.
1056 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
1058 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
1059 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
1060 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
1061 (mips_print_operand_punctuation): Use them. Check mips_noreorder
1062 instead of set_noreorder.
1063 (mips_output_function_prologue): Use the new functions.
1064 (mips_output_function_epilogue): Likewise.
1065 (mips_need_noat_wrapper_p): New function, split out from...
1066 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
1067 Use mips_push_asm_switch and mips_pop_asm_switch.
1068 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
1069 and mips_pop_asm_switch.
1070 (ASM_OUTPUT_REG_POP): Likewise.
1071 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
1072 Use mips_pop_asm_switch.
1073 (mips_asm_switch): New structure.
1074 (set_noreorder, set_nomacro): Replace with...
1075 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
1076 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
1077 instead of set_nomacro.
1078 (fix_truncsfsi2_macro): Likewise.
1079 (cprestore): Likewise.
1080 (hazard): Use mips_noreorder instead of set_noreorder.
1081 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1083 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
1085 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
1086 from prev_active_insn.
1088 2009-08-16 Anatoly Sokolov <aesok@post.ru>
1090 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
1091 * config/avr/avr.c (avr_override_options): Initialize
1092 avr_current_arch variable.
1093 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
1094 __AVR_HAVE_16BIT_SP__ according to the device type.
1095 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
1097 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
1098 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
1100 2009-08-16 Dodji Seketeli <dodji@redhat.com>
1103 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
1104 generating inlined subroutine die only. We shouldn't be
1105 called for anything else.
1106 (gen_block_die): Don't generate inline subroutine debug info for
1109 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1111 * graphite-poly.c (print_pbb): Print PBB index.
1113 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1116 * graphite-interchange.c (ppl_max_for_le): Moved...
1117 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1118 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
1119 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1120 * graphite-ppl.h (ppl_max_for_le): Declared.
1122 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
1124 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
1125 supported on all platforms.
1126 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
1127 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
1128 * c-pragma.c: Likewise.
1129 * target-def.h (TARGET_INITIALIZER): Remove
1130 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
1131 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
1133 2009-08-14 Douglas B Rupp <rupp@gnat.com>
1135 * config/ia64/fde-vms.c: New file.
1136 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
1137 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
1138 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
1139 (uw_frame_state_for): Only register a personality routine if it is
1140 known to be compatible with our expectations.
1141 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
1142 Declare unw_table_entry stack variable and
1143 mod all calls to _Unwind_FindTableEntry to add arg.
1144 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
1145 (_Unwind_FindTableEntry): Add arg to prototype.
1147 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
1149 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
1150 field 'signal_pfs_loc'.
1151 (uw_frame_state_for): Remove duplicate code dealing with leaf
1152 procedures without unwind info.
1153 If in the frame after unwinding through a signal handler, restore
1154 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
1155 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
1156 'pfs_loc' to the AR.PFS location in the signal context; instead
1157 set 'signal_pfs_loc'.
1158 Manually generate the unwind info for the AR.PFS register.
1159 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
1160 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
1161 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
1162 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
1163 instead set 'signal_pfs_loc'.
1164 Remove code preventing the AR.PFS register from being restored
1165 from the signal context.
1167 2009-08-14 Douglas B Rupp <rupp@gnat.com>
1168 Tristan Gingold <gingold@adacore.com>
1170 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
1171 * config/ia64/t-vms: New file.
1172 * config/ia64/vms64.h: New file.
1173 * config/ia64/vms.h: New file.
1174 * config/ia64/vms-crtinit.asm: New file.
1175 * config/ia64/vms_symvec_libgcc_s.opt: New file.
1176 * config/ia64/vms-unwind.h: New file.
1178 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
1180 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
1183 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1186 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
1188 * real.h (do_mpc_arg2): ... here.
1189 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
1192 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
1194 * final.c (add_debug_prefix_map): Don't use GC memory for
1195 old_prefix and new_prefix.
1197 2009-08-14 Richard Guenther <rguenther@suse.de>
1199 * ipa-prop.c (compute_complex_pass_through): If we cannot
1200 compute a non-varying offset for IPA_JF_ANCESTOR punt.
1202 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1204 * c-lex.c (c_lex_with_flags): Increase size of local variable
1205 to avoid memory clobber.
1207 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
1210 * config/i386/i386.c (ix86_fp_comparison_strategy):
1211 Only enable/disable sahf at function granularity.
1213 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
1215 PR rtl-optimization/41064
1216 * reload1.c (reload_as_needed): Don't call extract_insn
1217 for known invalid replacements after calling
1218 validate_replace_rtx_group and verify_changes.
1220 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
1223 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
1224 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
1225 ix86_expand_fp_vcond.
1226 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
1227 Assert that operation is supported by ix86_expand_int_vcond.
1228 (vcondu<SSEMODE124C8:mode>): Ditto.
1230 2009-08-13 DJ Delorie <dj@redhat.com>
1232 * config/i386/djgpp-stdint.h: New.
1233 * config.gcc (djgpp): Use it.
1235 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
1237 * config/sh/sh.c (sh_override_options): When flag_exceptions or
1238 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
1240 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1242 * tree-ssa-loop-prefetch.c
1243 (prune_ref_by_group_reuse): Enhance probabilistic analysis
1244 for long-stride pruning.
1245 (compute_miss_rate): New function to compute the probability
1246 that two memory references access different cache lines.
1248 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
1250 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
1252 2009-08-13 Richard Guenther <rguenther@suse.de>
1255 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
1256 use the constant pointer type.
1257 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
1258 of CV qualifiers on the target pointer type.
1259 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
1260 conversion check before restrict check.
1262 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1265 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
1267 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1269 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
1271 2009-08-12 Richard Guenther <rguenther@suse.de>
1273 PR tree-optimization/41011
1274 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
1275 and reference constructing.
1277 2009-08-12 Xinliang David Li <davidxl@google.com>
1279 PR tree-optimization/41012
1280 * tree-flow.h : New external interface.
1281 * gimple-low.c (check_call_arg): Change to public function.
1282 Remove argument mismatch check in lowering.
1283 * tree-inline.h (tree_can_inline_p): Interface change.
1284 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
1286 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
1287 Call change to tree_can_inline_p function.
1288 (cgraph_decide_inlining_incrementally): Ditto.
1290 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
1292 PR tree-optimization/41031
1293 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
1294 on the partition variable rather than promote_mode on the source
1295 type. Assert that the partition variable's type has the same
1296 mode as the source value's.
1298 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
1300 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
1301 for for_return == 2.
1302 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
1304 * calls.c (expand_call): Fix typo.
1305 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
1307 * stmt.c (expand_value_return): Use promote_function_mode to copy out
1309 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
1310 * config/cris/cris.c (cris_promote_function_mode): Likewise.
1311 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
1312 * config/pa/pa.c (pa_promote_function_mode): Likewise.
1314 2009-08-12 Andrew Haley <aph@redhat.com>
1316 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
1318 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1321 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
1323 2009-08-12 Richard Guenther <rguenther@suse.de>
1325 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
1326 * gimplify.c (gimplify_modify_expr): Do not use
1327 lang_hooks.types_compatible_p.
1328 * tree-ssa.c (useless_type_conversion_p): For aggregates
1329 just return false if the canonical types differ.
1331 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1334 * sese.c (convert_for_phi_arg): New.
1335 (add_guard_exit_phis): Use convert_for_phi_arg.
1337 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1339 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1340 unknown subscript upper bounds.
1342 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1343 Pranav Garg <pranav.garg2107@gmail.com>
1345 * graphite-interchange.c (gather_access_strides): Removed.
1346 (ppl_max_for_le): New.
1347 (build_linearized_memory_access): New.
1348 (memory_stride_in_loop): New.
1349 (pbb_interchange_profitable_p): Reimplemented.
1350 * graphite-ppl.h (ppl_new_id_map): New.
1351 (ppl_interchange): New.
1353 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1355 * graphite-interchange.c (compute_subscript): Removed.
1356 (compute_array_size_cstr): Removed.
1357 (compute_array_size_poly): Removed.
1358 (compute_array_size): Removed.
1359 (gather_access_strides_poly): Removed.
1360 (gather_access_strides): Empty.
1362 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1364 * graphite-dependences.c (dependence_polyhedron_1): Replace
1365 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1366 (graphite_legal_transform_dr): Same.
1367 (graphite_carried_dependence_level_k): Same.
1368 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1369 Initialize PDR_NB_SUBSCRIPTS.
1370 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1372 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1373 (PDR_NB_SUBSCRIPTS): New.
1374 (pdr_nb_subscripts): Removed.
1375 (pdr_dim): Simplified.
1376 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1377 with PDR_NB_SUBSCRIPTS.
1379 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1381 * graphite-interchange.c (compute_array_size): Remove use of
1383 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1384 Do not initialize PDR_DATA_CONTAINER.
1385 (print_pdr): Do not print PDR_DATA_CONTAINER.
1386 * graphite-poly.h (struct poly_dr): Remove data_container field.
1387 (PDR_DATA_CONTAINER): Removed.
1388 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1390 (build_poly_dr): Same.
1392 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1393 Sebastian Pop <sebastian.pop@amd.com>
1395 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1396 copy of the dependence polyhedron. Free the temporary objects.
1397 (graphite_carried_dependence_level_k): Free unused objects before
1400 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1401 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1402 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1403 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1404 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1406 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1408 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1409 Early return without analyzing the data dependences if no
1410 transform has been done. Call restore_scattering if the transform
1412 (graphite-interchange.c): Same.
1413 * graphite-poly.c (print_scattering_function): Test for
1415 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1416 (apply_poly_transforms): Do not gcc_assert that
1417 the transform is legal.
1418 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
1419 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1420 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1421 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1422 * graphite-poly.h (struct poly_scattering): New.
1423 (struct poly_bb): Add original, transformed, and saved fields.
1424 Remove transformed_scattering, original_scattering,
1425 nb_local_variables and nb_scattering_transform fields.
1426 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1427 (poly_scattering_new): New.
1428 (poly_scattering_free): New.
1429 (poly_scattering_copy): New.
1430 (store_scattering_pbb): New.
1431 (store_scattering): New.
1432 (restore_scattering_pbb): New.
1433 (restore_scattering): New.
1434 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1435 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1437 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1439 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1442 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1444 * Makefile.in (graphite.o): Depends on PREDICT_H.
1445 * graphite.c: Include predict.h.
1446 (graphite_finalize): Call tree_estimate_probability.
1447 * predict.c (predict_loops): Do not call scev_initialize and
1449 (tree_estimate_probability_bb): New.
1450 (tree_estimate_probability): Do not initialize loops: move that
1451 code to the driver. Call tree_estimate_probability_bb.
1452 (tree_estimate_probability_driver): New.
1453 (pass_profile): Use tree_estimate_probability_driver.
1454 * predict.h (tree_estimate_probability): Declared.
1456 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1458 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1459 * graphite-dependences.c (graphite_legal_transform): Add time to
1460 TV_GRAPHITE_DATA_DEPS.
1461 (dependency_between_pbbs_p): Same.
1462 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1464 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
1466 PR rtl-optimization/41033
1467 * alias.c (nonoverlapping_component_refs_p): Punt when strict
1468 aliasing is disabled.
1470 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
1472 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
1473 si_mask_operand, and_load_operand, low_bitmask_operand,
1474 and_reg_operand, and_operand): New predicates.
1475 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
1476 * config/mips/mips.c (and_operands_ok): New function.
1477 * config/mips/mips-protos.h (and_operands_ok): Declare it.
1478 * config/mips/mips.md (move_type): Add ext_ins and logical.
1479 (type): Handle them.
1480 (and<mode>3): Use and_reg_operand as the second operand's predicate.
1481 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
1482 shift_shift. Remove commutative constraint modifier.
1483 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
1485 (*clear_upper32_dext): Remove define_insn_and_split.
1486 (*clear_upper32): Turn this define_insn_and_split ...
1487 (splitter for ANDing register with 0xffff_ffff): .. into this.
1489 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
1491 * combine.c (try_widen_shift_mode): Factor out code to check if an
1492 integer constant is a low-order bitmask from here ...
1493 * rtlanal.c (low_bitmask_len): ... to here.
1494 * rtl.h (low_bitmask_len): Declare.
1496 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
1499 * config/alpha/alpha.md (addsi3): Remove expander.
1500 (addsi3): Rename from *addsi3_internal insn pattern.
1501 (subsi3): Remove expander.
1502 (subsi3): Rename from *subsi3_internal insn pattern.
1504 2009-08-11 Douglas B Rupp <rupp@gnat.com>
1506 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
1509 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
1510 Eric Botcazou <botcazou@adacore.com>
1511 Douglas B Rupp <rupp@gnat.com>
1513 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
1514 that records that fit in 64 bits are returned by immediate value,
1515 as required by OpenVMS Calling Standard.
1516 (function_value): Adjust for above modification.
1517 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
1518 virtual_incoming_args_rtx as base object, not next_arg.
1519 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
1521 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1523 * reload.c (find_reloads_subreg_address): Check the original
1524 req_equiv_mem address to detect the case where an address is
1525 not valid in the outer mode.
1527 2009-08-11 Richard Guenther <rguenther@suse.de>
1530 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
1532 2009-08-10 Douglas B Rupp <rupp@gnat.com>
1534 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
1535 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
1537 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
1538 Douglas B Rupp <rupp@gnat.com>
1540 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
1541 PT_STACK when frame_pointer_needed on OpenVMS.
1542 (alpha_pv_save_size, alpha_using_fp): Remove.
1543 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
1544 with proper processing for PT_NULL.
1545 (alpha_vms_initial_elimination_offset): New function. Support for
1546 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
1547 (alpha_sa_size): Force procedure type to PT_STACK when
1548 frame_pointer_needed on OpenVMS.
1549 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
1550 (alpha_using_fp): Likewise.
1551 (alpha_vms_can_eliminate): Add prototype.
1552 (alpha_vms_initial_elimination_offset): Likewise.
1553 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
1554 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
1556 2009-08-10 Eric Botcazou <botcazou@adacore.com>
1557 Douglas B Rupp <rupp@gnat.com>
1559 * config/alpha/alpha.c (common_object_handler): New function.
1560 (vms_attribute_table): Declare a single attribute "common_object".
1561 (vms_output_aligned_decl_common): New global function.
1562 (SECTION_VMS_OVERLAY): Delete.
1563 (SECTION_VMS_GLOBAL): Likewise.
1564 (SECTION_VMS_INITIALIZE): Likewise.
1565 (vms_asm_named_section): Remove support for above flags.
1566 (vms_section_type_flags): Delete.
1567 (TARGET_SECTION_TYPE_FLAGS): Likewise.
1568 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
1569 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
1570 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
1572 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1575 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
1576 (sub_ddmmss): Likewise.
1578 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
1581 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
1584 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1587 * reload1.c (reload_as_needed): Use cancel_changes to completely
1588 undo a failed replacement attempt.
1590 2009-08-10 Richard Guenther <rguenther@suse.de>
1593 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
1594 (useless_type_conversion_p): ... here. Require pointer targets
1597 2009-08-10 Dodji Seketeli <dodji@redhat.com>
1600 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
1601 loose the original type of the statement list.
1603 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1605 * config/alpha/alpha.c: Include libfuncs.h
1606 (avms_asm_output_extern): New function.
1607 (alpha_init_libfuncs): Init some decc libfuncs.
1608 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
1609 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
1610 (DO_CRTL_NAMES): Define.
1612 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
1613 (LONG_TYPE_SIZE): Define.
1614 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
1615 (SUBTARGET_SWITCHES): Define malloc64 switch.
1616 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
1617 (MASK_RETURN_ADDR): Define.
1618 doc/invoke.texi (mmalloc64): Document switch.
1620 2009-08-09 Olivier Hainque <hainque@adacore.com>
1621 Douglas B Rupp <rupp@gnat.com>
1623 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
1624 uses_condition_handler.
1625 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
1626 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
1627 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
1628 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
1629 (code_for_builtin): New insn codes for the new alpha_builtins.
1630 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
1631 (alpha_sa_size): Account for uses_condition_handler.
1632 (alpha_expand_prologue): Likewise.
1633 (alpha_start_function): Likewise.
1634 (alpha_expand_epilogue): Likewise.
1635 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
1636 establish/revert expanders.
1637 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
1638 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
1639 New expander, resorting to the alpha.c associated function.
1640 (builtin_revert_vms_condition_handler): Likewise.
1641 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
1642 __gcc_shell_handler, the static VMS condition handler used as
1643 an indirection wrapper to the current dynamically established
1645 * config/alpha/vms-unwind.h: Complete rewrite.
1646 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
1647 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
1649 2009-08-09 Eric Botcazou <botcazou@adacore.com>
1650 Douglas B Rupp <rupp@gnat.com>
1652 * config/alpha/alpha.c (alpha_links): Add 'target' field.
1653 (alpha_need_linkage): Handle aliases. Return function symbol.
1654 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
1655 Use ultimate alias target for the linkage name.
1656 * config/alpha/alpha.md (movmemdi): Use the symbol returned
1657 by alpha_need_linkage for the function symbol.
1658 (setmemdi): Likewise.
1660 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1662 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
1663 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
1664 (ASM_WEAKEN_LABEL): Define.
1665 (CRT_CALL_STATIC_FUNCTION): Define.
1666 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
1667 (ENDFILE_SPEC): Define.
1668 (INIT_SECTION_ASM_OP): Define.
1669 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
1670 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
1672 (MULTILIB_OSDIRNAMES): Define.
1673 (shlib_version): Define.
1674 (SHLIB_EXT): Define.
1675 (SHLIB_OBJS): Define.
1676 (SHLIB_NAME): Define.
1677 (SHLIB_MULTILIB): Define.
1678 (SHLIB_INSTALL): Define.
1679 (SHLIB_SYMVEC): Define.
1680 (SHLIB_SYMVECX2): Define.
1681 (SHLIB_LINK): Define.
1683 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1685 * config/alpha/alpha.c (alpha_initialize_trampoline):
1686 Initialize VMS trampoline IAW ABI for bounded procedure calls.
1687 (alpha_start_function): Emit transfer address on nested functions
1688 for VMS trampoline call.
1689 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
1690 since no longer used.
1691 * config/alpha/vms-tramp.asm: Remove.
1692 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
1693 since now only data initialized at runtime.
1695 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1697 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
1698 (LINK_GCC_C_SEQUENCE_SPEC): Define.
1699 (MD_EXEC_PREFIX): Remove, no longer used.
1700 (MD_STARTFILE_PREFIX): Likewise.
1701 (INCLUDE_DEFAULTS): Likewise.
1702 * config/alpha/t-vms:
1703 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
1705 2009-08-09 Richard Guenther <rguenther@suse.de>
1707 PR tree-optimization/41016
1708 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
1709 (operand_precision): Remove.
1710 (integral_operand_p): Likewise.
1711 (recognize_single_bit_test): Adjust.
1713 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1715 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
1716 operation overflows. Likewise non-cast unary arithmetic.
1717 If one arm of a conditional expression is always taken,
1718 inhibit evaluation warnings for the other arm. Likewise inhibit
1719 evaluation warnings for the second && or || operand if the first
1720 operand is enough to determine the result.
1721 * c-typeck.c (build_conditional_expr): Apply the same inhibition
1723 (build_binary_op): Prevent duplicate evaluation warnings.
1725 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1727 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
1728 and destination have different modes, Use promote_mode to
1729 determine the signedness of the conversion. Assert that the
1730 promoted source mode matches the destination mode. Don't pass
1731 the destination and destination mode to expand_expr if the source
1732 mode is different. Simplify conversion logic.
1734 2009-08-09 Ira Rosen <irar@il.ibm.com>
1736 PR tree-optimization/41008
1737 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
1738 from condition only in case it's a comparison. Adjust checks.
1740 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
1742 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
1743 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
1744 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
1745 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
1746 (dump_cand): Handle them.
1747 (struct iv_cand): New members COST_STEP and AINC_USE.
1748 (stmt_after_increment): Likewise.
1749 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
1750 callers changed. Use gimple_uid comparison instead of scanning.
1751 (add_candidate_1): When looking for identical candidates, take
1752 AINC_USE into account. Set it for new candidates.
1753 (force_expr_to_var_cost): Cast target_spill_cost to int.
1754 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
1755 All callers changed. Check for availability of autoinc addressing
1756 modes, both in general for a given mode, and in the specific use case.
1757 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
1759 (get_computation_cost): Likewise.
1760 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
1761 add_autoinc_candidates): New static functions.
1762 (add_candidate): Call add_autoinc_candidates for candidates based on
1764 (find_iv_candidates): Call set_autoinc_for_original_candidates.
1765 (determine_use_iv_cost_address): If we have an autoinc candidate at
1766 the matching use, verify autoinc is possible and subtract the cost
1767 of the candidate's step from the cost.
1768 (determine_iv_cost): Record the cost of the increment in the COST_STEP
1769 member of the candidate.
1770 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
1771 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
1773 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1775 * config.build (ia64-hp-*vms*): New target.
1776 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1778 * config.gcc (ia64-hp-*vms*): New target.
1779 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1781 * config.host (ia64-hp-*vms*): New target.
1782 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1785 2009-08-08 Richard Guenther <rguenther@suse.de>
1787 PR tree-optimization/40991
1788 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1790 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1792 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1793 mode check. Do truncations in an integer mode.
1794 (force_to_mode): Handle subregs for all mode types. Only do
1795 arithmetic simplifications on integer modes.
1797 2009-08-07 Richard Guenther <rguenther@suse.de>
1799 PR tree-optimization/40999
1800 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1801 (maybe_fold_reference): Lookup constant initializers.
1802 (fold_gimple_assign): Likewise.
1804 2009-08-07 Richard Guenther <rguenther@suse.de>
1806 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1807 that require structural equality defer to the langhook.
1809 2009-08-07 Martin Jambor <mjambor@suse.cz>
1811 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1813 (struct ipa_pass_through_data): New type.
1814 (struct ipa_ancestor_jf_data): New type.
1815 (union jump_func_value): Removed field formal_id, added fields
1816 pass_through and ancestor.
1817 (struct ipa_param_call_note): Changed type of formal_id to int from
1819 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1820 operations jump functions and ancestor jump functions.
1821 (compute_complex_pass_through): New function.
1822 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1823 reflect changes in the jump function strucutre.
1824 (update_jump_functions_after_inlining): Ignore complex pass-through
1825 and ancestor jump functions.
1826 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1827 polynomial pass-through with operation jump functions.
1829 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1831 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1832 fde->dw_fde_begin as begin label instead of hot/cold label.
1833 Use LLSDAC label instead of LLSDA for second section lsda.
1834 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1835 label instead of LLSDA if it is true.
1836 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1838 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1839 SECTION argument. Use it as index into crtl->eh.call_site_record
1841 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1842 use it to determine how to print table entries instead of using
1843 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1844 label instead of normal begin label as base.
1845 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1846 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1847 ensure no EH range spans between sections and that landing pads
1848 are always in the corresponding section.
1849 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1850 for crtl->eh.call_site_record being an array rather than scalar.
1851 (output_one_function_exception_table): New function, copied
1852 from output_function_exception_table. Adjust
1853 dw2_size_of_call_site_table, dw2_output_call_site_table
1854 callers. For SECOND section use *C suffixed labels.
1855 (output_function_exception_table): Call
1856 output_one_function_exception_table and, when doing hot/cold
1857 partitioning, also another time for the second section.
1858 * opts.c: Include except.h.
1859 (decode_options): Allow -freorder-blocks-and-partition with
1860 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1861 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1862 * function.h (struct rtl_eh): Change call_site_record from
1863 scalar into array of 2 elements.
1865 2009-08-07 Martin Jambor <mjambor@suse.cz>
1867 * ipa-prop.c (count_formal_params_1): New function.
1868 (ipa_get_vector_of_formal_parms): New function.
1869 (get_vector_of_formal_parm_types): New function.
1870 (ipa_modify_formal_parameters): New function.
1871 (ipa_modify_call_arguments): New function.
1872 (index_in_adjustments_multiple_times_p): New function.
1873 (ipa_combine_adjustments): New function.
1874 (ipa_dump_param_adjustments): New function.
1875 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1876 (ipa_get_vector_of_formal_parms): Declare.
1877 (ipa_modify_formal_parameters): Declare.
1878 (ipa_modify_call_arguments): Declare.
1879 (ipa_combine_adjustments): Declare.
1880 (ipa_dump_param_adjustments): Declare.
1881 (build_ref_for_offset): Declare.
1882 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1883 * tree-sra.c: Include ipa-prop.c.
1884 (build_ref_for_offset): Make public.
1886 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1888 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1890 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1892 * gcc/doc/extend.texi (__builtin_extract_return_address)
1893 (__builtin_frob_return_address): Document.
1895 2009-08-06 Paul Brook <paul@codesourcery.com>
1897 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1898 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1899 implementation on ARMv6-M.
1901 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1903 * doc/extend.texi (pcs): Document new attribute for ARM.
1905 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1907 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1910 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1912 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1915 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1917 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1919 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1921 Merge ARM/hard_vfp_branch to trunk.
1923 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1925 * arm.c (libcall_eq): New function.
1926 (libcall_hash): New function.
1927 (add_libcall): New function.
1928 (arm_libcall_uses_aapcs_base): New function.
1929 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1930 libcalls using the base PCS.
1931 (arm_init_cumulative_args): Likewise.
1933 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1935 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1936 Use base ABI for conversion libfuncs between HFmode and SFmode.
1938 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1940 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1941 V4SImode as representatives of all 64-bit and 128-bit vector
1942 types. Allow vector types without vector modes.
1943 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1944 without vector modes like BLKmode.
1945 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1946 BLKmode. Avoid unsupported vector modes or TImode moves for
1948 (aapcs_vfp_allocate_return_reg): Likewise.
1949 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1950 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1952 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1954 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1955 (arm_get_pcs_model): Pass attribute arguments to
1956 arm_pcs_from_attribute.
1957 (arm_init_cumulative_args): Use base AAPCS for conversions from
1958 floating-point types to DImode.
1959 (arm_attribute_table): Add pcs attribute.
1960 (arm_handle_pcs_attribute): New.
1961 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1962 conversions from floating-point types to DImode, also declare them
1963 to use base AAPCS and declare functions they call to use base
1964 AAPCS and their RTABI names.
1966 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1968 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1969 -mfloat-abi=hard not being supported for VFP.
1971 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1973 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1974 SYMBOL_REF to hard_libcall_value.
1976 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1977 Richard Earnshaw <rearnsha@arm.com>
1979 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1980 has been put on the stack, all remaining co-processory arguments for
1981 that co-processor also go on the stack.
1983 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1985 * config/arm/arm.c (arm_return_in_memory): Handle returning
1986 vectors of suitable size in registers also for AAPCS case.
1988 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1990 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1992 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1994 ARM Hard-VFP calling convention
1995 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1996 * target.h (gcc_target): Add libcall_value to table of call hooks.
1997 * targhooks.h (default_libcall_value): Default implementation.
1998 * targhooks.c (default_libcall_value): Likewise.
1999 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
2000 * optabs.c (expand_unop): Use it.
2001 * expr.h (hard_libcall_value): Pass the function RTX through.
2002 * calls.c (emit_library_call_value_1): Update call to
2004 * explow.c (hard_libcall_value): Use new target hook.
2005 * testsuite/lib/target-supports.exp
2006 (check_effective_target_arm_hard_vfp_ok): New hook.
2007 (check_effective_target_arm_neon_ok): Improve test for neon
2009 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
2010 * config/arm/arm.c: Include cgraph.h
2011 (TARGET_FUNCTION_VALUE): Override default hook.
2012 (arm_pcs_default): New variable.
2013 (arm_override_options): Don't fault hard calling convention with VFP.
2014 Add support for AAPCS variants.
2015 (arm_function_value): Make static. Handle AAPCS variants.
2016 (arm_libcall_value): New function.
2017 (arm_apply_result_size): Handle VFP registers in results.
2018 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
2020 (pcs_attribute_args): New variable.
2021 (arm_pcs_from_attribute): New function.
2022 (arm_get_pcs_model): New function.
2023 (aapcs_vfp_cum_init): New function.
2024 (aapcs_vfp_sub_candidate): New function.
2025 (aapcs_vfp_is_return_candidate): New function.
2026 (aapcs_vfp_is_call_candidate): New function.
2027 (aapcs_vfp_allocate): New function.
2028 (aapcs_vfp_allocate_return_reg): New function.
2029 (aapcs_vfp_advance): New function.
2030 (aapcs_cp_arg_layout): New variable.
2031 (aapcs_select_call_coproc): New function.
2032 (aapcs_select_return_coproc): New function.
2033 (aapcs_allocate_return_reg): New function.
2034 (aapcs_libcall_value): New function.
2035 (aapcs_layout_arg): New function.
2036 (arm_init_cumulative_args): Initialize AAPCS args data.
2037 (arm_function_arg): Handle AAPCS variants using new interface.
2038 (arm_arg_parital_bytes): Likewise.
2039 (arm_function_arg_advance): New function.
2040 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
2041 calling conventions.
2042 (arm_setup_incoming_varargs): Handle new AAPCS args data.
2043 * arm.h (NUM_VFP_ARG_REGS): Define.
2044 (LIBCALL_VALUE): Update.
2045 (FUNCTION_VALUE): Delete.
2046 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
2047 (arm_pcs): New enum.
2048 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
2049 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
2050 (FUNCTION_ARG_REGNO_P): Add VFP regs.
2051 * arm-protos.h (arm_function_arg_advance): Add.
2052 (aapcs_libcall_value): Add.
2053 (arm_function_value): Delete.
2055 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
2056 H.J. Lu <hongjiu.lu@intel.com>
2059 * config/i386/i386.c (standard_sse_mode_p): Remove.
2060 (standard_sse_constant_p): Return 2 for integer mode
2061 vector_all_ones_operand when SSE2 is enabled.
2062 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
2063 (ix86_expand_vector_move): Do not check for negative values from
2064 standard_sse_constant_p.
2066 2009-08-06 Richard Guenther <rguenther@suse.de>
2068 * tree-ssa.c (useless_type_conversion_p_1): Make function and
2069 array type comparisons frontend independent.
2070 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
2071 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
2072 out array reference lower bound and element size operands.
2073 (ao_ref_init_from_vn_reference): Properly compute the offset
2074 for ARRAY_RANGE_REF.
2075 (vn_reference_fold_indirect): Fill out array reference lower
2076 bound and element size operands.
2077 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
2078 a non gimple valued reference operand which can happen for
2079 array reference lower bound or element size.
2080 (create_component_ref_by_pieces_1): Properly generate the
2081 element size operand for array references.
2083 2009-08-06 Richard Guenther <rguenther@suse.de>
2085 PR tree-optimization/40964
2086 * tree.c (iterative_hash_host_wide_int): Export.
2087 * tree.h (iterative_hash_host_wide_int): Declare.
2088 * tree-ssa-structalias.c (heapvar_map): New struct.
2089 (heapvar_map_eq): New function.
2090 (heapvar_map_hash): Likewise.
2091 (heapvar_lookup): Adjust.
2092 (heapvar_insert): Likewise.
2093 (make_constraint_from_heapvar): Allow multiple heap variables
2094 per decl at different offsets.
2095 (init_alias_heapvars): Adjust.
2097 2009-08-04 David Daney <ddaney@caviumnetworks.com>
2099 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
2100 * mips_output_sync_loop (mips_output_sync_loop): Only emit
2101 trailing sync if TARGET_SYNC_AFTER_SC.
2103 2009-08-05 David Daney <ddaney@caviumnetworks.com>
2105 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
2106 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
2107 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
2108 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
2109 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2110 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2111 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2112 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
2113 test_and_set_12): Rewrite calls to mips_output_sync_loop.
2114 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
2115 the prototype declaration match the definition.
2116 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
2117 instructions explicitly. Add barrier_before and operands
2119 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
2120 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
2121 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
2122 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2123 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
2124 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
2126 2009-08-05 Andrew Pinski <pinskia@gmail.com>
2128 * tree-ssa-alias.c: Fix intervals to use [) syntax.
2130 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
2131 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2134 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
2137 2009-08-05 Jakub Jelinek <jakub@redhat.com>
2139 PR rtl-optimization/40924
2140 * dse.c (canon_address): Before calling cselib_expand_value_rtx
2141 make sure canon_rtx (mem_address) isn't simpler than
2142 canon_rtx (expanded_mem_address).
2144 2009-08-05 Li Feng <nemokingdom@gmail.com>
2146 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
2148 (build_scop_drs): Build alias set for each SCoP.
2150 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
2152 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
2153 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
2154 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
2155 (MIPS_ARCH_FLOAT_SPEC): Likewise.
2156 (BASE_DRIVER_SELF_SPECS): Likewise.
2158 2009-08-04 Andrew Pinski <pinskia@gmail.com>
2160 * tree-ssa-alias.c: Fix some comment typos.
2162 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
2164 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
2165 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
2167 2009-08-03 Janis Johnson <janis187@us.ibm.com>
2170 * simplify-rtx.c (simplify_binary_operation_1): Disable
2171 simplifications for decimal float operations.
2173 2009-08-03 Jakub Jelinek <jakub@redhat.com>
2176 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
2177 operand of INDIRECT_REF.
2179 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
2181 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
2182 constants referencing TLS symbols.
2184 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
2186 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
2187 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
2189 2009-08-03 Richard Guenther <rguenther@suse.de>
2191 * tree.c (make_vector_type): Build a main variant first,
2192 get the canonical one and then build the variant.
2193 * tree-ssa.c (useless_type_conversion_p_1): Handle
2195 (useless_type_conversion_p): Conversions to pointers to
2196 incomplete record types are useless.
2198 2009-08-03 Richard Guenther <rguenther@suse.de>
2200 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
2201 file will be created.
2202 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
2203 * toplev.c (compile_file): Adjust comment.
2205 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
2207 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
2208 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
2209 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2210 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2211 (sh_promote_function_mode): Fix typo.
2213 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
2215 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
2217 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2219 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
2220 declaration arguments.
2222 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
2224 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
2225 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
2226 (ix86_split_ashl): Ditto.
2227 (ix86_expand_vector_init_one_nonzero): Ditto.
2228 (ix86_expand_vector_set): Ditto.
2229 (ix86_expand_reduc_v4sf): Ditto.
2231 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
2233 * explow.c (promote_function_mode): Remove assert.
2234 * config/sh/sh.c (sh_promote_function_mode): Declare.
2236 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2238 * config/pa/pa.c (pa_promote_function_mode): Declare.
2239 Change to static. Fix promote_mode call.
2241 * gthr-dce.h (CONST_CAST2): Define if not defined.
2242 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
2244 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
2246 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
2248 * expr.c (store_constructor): Use promote_decl_mode. Remove
2249 now write-only variable unsignedp.
2250 (expand_expr_real_1): Use promote_decl_mode.
2251 * expr.h (promote_function_mode, promote_decl_mode): New.
2252 (promote_mode): Remove last argument.
2253 * function.c (assign_temp): Drop last argument of promote_mode.
2254 (assign_parm_find_data_types): Use promote_function_mode.
2255 (assign_parm_setup_reg): Likewise.
2256 (expand_function_end): Use promote_function_mode.
2257 * calls.c (initialize_argument_information): Use promote_function_mode.
2258 (precompute_arguments): Use promote_mode instead of checking if
2259 only PROMOTE_FUNCTION_MODE is defined.
2260 (expand_call): When making sibcall decisions, use promote_function_mode.
2261 Below, remove an if for targetm.calls.promote_function_return and
2262 and use promote_function_mode.
2263 (emit_library_call_value_1): Use promote_function_mode, fix bug
2264 where promote_mode was passed FOR_CALL == 0 for a return value in an
2266 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
2267 * explow.c (promote_function_mode, promote_decl_mode): New.
2268 (promote_mode): Keep only the FOR_CALL == 0 case.
2269 * combine.c (setup_incoming_promotion): Remove test of
2270 promote_function_args. Use promote_function_mode.
2271 * stmt.c (expand_value_return): Use promote_decl_mode.
2272 (expand_decl): Use promote_decl_mode.
2274 * expr.c (store_constructor): Use promote_decl_mode. Remove
2275 now write-only variable unsignedp.
2276 (expand_expr_real_1): Use promote_decl_mode.
2277 * expr.h (promote_function_mode, promote_decl_mode): New.
2278 (promote_mode): Remove last argument.
2279 * function.c (assign_temp): Drop last argument of promote_mode.
2280 (assign_parm_find_data_types): Use promote_function_mode.
2281 (assign_parm_setup_reg): Likewise.
2282 (expand_function_end): Use promote_function_mode.
2283 * calls.c (initialize_argument_information): Use promote_function_mode.
2284 (precompute_arguments): Use promote_mode instead of checking if
2285 only PROMOTE_FUNCTION_MODE is defined.
2286 (expand_call): When making sibcall decisions, use promote_function_mode.
2287 Below, remove an if for targetm.calls.promote_function_return and
2288 and use promote_function_mode.
2289 (emit_library_call_value_1): Use promote_function_mode, fix bug
2290 where promote_mode was passed FOR_CALL == 0 for a return value in an
2292 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
2293 * explow.c (promote_function_mode, promote_decl_mode): New.
2294 (promote_mode): Keep only the FOR_CALL == 0 case.
2295 * combine.c (setup_incoming_promotion): Remove test of
2296 promote_function_args. Use promote_function_mode.
2297 * stmt.c (expand_value_return): Use promote_decl_mode.
2298 (expand_decl): Use promote_decl_mode.
2300 * explow.c (promote_function_mode): Just call the target hook.
2301 * targhooks.c (default_promote_function_mode,
2302 default_promote_function_mode_always_promote): New.
2303 * targhooks.h (default_promote_function_mode,
2304 default_promote_function_mode_always_promote): Declare.
2305 * target.h (promote_function_args, promote_function_return): Remove.
2306 (promote_function_mode): New.
2307 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2308 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2309 (TARGET_PROMOTE_FUNCTION_MODE): New.
2310 (TARGET_CALLS): Adjust.
2311 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
2312 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
2314 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
2315 * config/s390/s390.c (s390_promote_function_mode): ... here,
2316 with pointer handling.
2317 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2318 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2320 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
2321 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
2322 with pointer handling.
2323 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2324 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2326 * config/sh/sh-protos.h (sh_promote_function_mode): New.
2327 * config/sh/sh.c (sh_promote_function_mode): New.
2328 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2329 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2331 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
2332 * config/cris/cris.c (cris_promote_function_mode): ... here.
2333 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2334 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2336 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
2337 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
2338 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2339 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2341 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
2342 * config/arm/arm.c (arm_promote_function_mode): ... here, without
2343 complex type handling.
2344 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2345 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2347 * config/pa/pa.c (pa_promote_function_mode): New.
2348 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2349 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2351 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
2352 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2353 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
2354 * config/xtensa/xtensa.c: Likewise.
2355 * config/stormy16/stormy16.c: Likewise.
2356 * config/iq2000/iq2000.c: Likewise.
2357 * config/rs6000/rs6000.c: Likewise.
2358 * config/picochip/picochip.c: Likewise.
2359 * config/arc/arc.c: Likewise.
2360 * config/mcore/mcore.c: Likewise.
2361 * config/score/score.c: Likewise.
2362 * config/mips/mips.c: Likewise.
2363 * config/bfin/bfin.c: Likewise.
2364 * config/ia64/ia64.c: Likewise (disabled though).
2366 * config/frv/frv.h: Remove pointless remark.
2368 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
2369 TARGET_PROMOTE_FUNCTION_ARGS,
2370 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
2371 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
2373 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
2375 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
2376 -floop-parallelize-all.
2377 * toplev.c (process_options): Rename flag_graphite_force_parallel to
2378 flag_loop_parallelize_all.
2379 * tree-ssa-loop.c (gate_graphite_transforms): Same.
2380 * graphite.c (graphite_transform_loops): Same.
2382 * graphite-poly.c (apply_poly_transforms): Same.
2384 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
2386 PR tree-optimization/40914
2387 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
2388 if set, then check the delta field of the PMF record.
2389 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
2390 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
2391 call is stored in the delta.
2393 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
2395 * config/mips/mips.md (*clear_upper32_dext): New pattern.
2397 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
2399 * config/i386/bsd.h (ASM_BYTE): New define.
2400 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
2401 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
2402 .byte. Use fputs or putc instead of fprintf where appropriate.
2403 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
2404 fputs or putc instead of fprintf where appropriate.
2405 * config/i386/i386elf.h: Ditto.
2406 * config/i386/sysv4.h: Ditto.
2408 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
2409 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
2410 (*tls_global_dynamic_64): Ditto.
2412 2009-07-31 Christian Bruel <christian.bruel@st.com>
2414 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2416 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2418 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
2419 Remove dead code for MINUS.
2421 2009-07-31 Anthony Green <green@moxielogic.com>
2423 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
2425 (moxie_expand_epilogue): Ditto for epilogue.
2426 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
2428 (moxie_function_arg): Ditto.
2429 (moxie_pass_by_reference): Ditto.
2430 (moxie_arg_partial_bytes): Ditto.
2431 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
2432 (FUNCTION_ARG_ADVANCE) Ditto.
2433 (REG_PARM_STACK_SPACE) Ditto.
2434 (FUNCTION_ARG_REGNO_P) Dito.
2436 * config.gcc: Add moxie linux config support.
2437 * gcc/config/moxie/uclinux.h: New file.
2439 2009-07-31 DJ Delorie <dj@redhat.com>
2441 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
2442 (UNSPECV_SP_SWITCH_E): New.
2443 (sp_switch_1): Change to an unspec.
2444 (sp_switch_2): Change to an unspec. Don't use post-inc when we
2446 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
2447 reference the new stack's address
2449 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2451 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
2452 graphite-clast-to-gimple.o, graphite-dependences.o,
2453 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
2454 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
2455 (graphite-blocking.o,
2456 graphite-clast-to-gimple.o, graphite-dependences.o,
2457 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
2458 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
2459 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
2460 * cfgloop.h (struct loop): Add can_be_parallel field.
2461 * common.opt (fgraphite-identity): Moved up.
2462 (fgraphite-force-parallel): New flag.
2463 * graphite.c: Rewrite.
2464 * graphite.h: Rewrite.
2465 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
2467 * toplev.c (graphite_out_file): New file descriptor.
2468 (graphite_in_file): New.
2469 (process_options): flag_graphite_force_parallel cannot be used without
2471 * tree-ssa-loop.c: Include toplev.h.
2472 (gate_graphite_transforms): Enable flag_graphite for
2473 flag_graphite_force_parallel.
2475 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2477 * ChangeLog.graphite: New.
2478 * graphite-blocking.c: New.
2479 * graphite-clast-to-gimple.c: New.
2480 * graphite-clast-to-gimple.h: New.
2481 * graphite-dependences.c: New.
2482 * graphite-dependences.h: New.
2483 * graphite-interchange.c: New.
2484 * graphite-poly.c: New.
2485 * graphite-poly.h: New.
2486 * graphite-ppl.c: New.
2487 * graphite-ppl.h: New.
2488 * graphite-scop-detection.c: New.
2489 * graphite-scop-detection.h: New.
2490 * graphite-sese-to-poly.c: New.
2491 * graphite-sese-to-poly.h: New.
2495 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2497 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2498 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
2500 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2502 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
2503 (scev_is_linear_expression): Return false if the evolution is not
2504 affine multivariate.
2506 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2508 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2509 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2511 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2513 * tree-data-ref.c (debug_data_references): New.
2514 (debug_data_reference): New.
2515 * tree-data-ref.h (debug_data_references): Declared.
2516 (debug_data_reference): Declared.
2518 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2520 * tree-data-ref.c (stmt_simple_memref_p: Removed.
2521 * tree-data-ref.h (scop_p): Removed.
2522 (struct data_reference): Remove field scop.
2524 (stmt_simple_memref_p): Removed.
2526 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2528 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
2529 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
2532 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2534 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
2536 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2538 * doc/invoke.texi (-fgraphite-identity): Documented.
2540 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2542 * tree-scalar-evolution.c: Fix comment.
2543 (instantiate_scev_1): Return unknow from scev instantiation if the
2544 result is not above instantiate_below.
2546 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2548 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2549 static anymore. Instantiate the symbols that may have been introduced
2551 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2554 2009-07-30 DJ Delorie <dj@redhat.com>
2556 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
2557 .vliw directive to VLIW sections.
2559 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2561 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
2563 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
2564 (AUTOHEADER): New variable.
2565 ($(srcdir)/cstamp-h.in): Use it.
2567 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2568 Pat Haugen <pthaugen@us.ibm.com>
2569 Revital Eres <ERES@il.ibm.com>
2571 * config/rs6000/vector.md (VEC_F): Add VSX support.
2575 (vector_load_<mode>): Ditto.
2576 (vector_store_<mode>): Ditto.
2577 (vector GPR move split): Ditto.
2578 (vec_reload_and_plus_<mptrsize>): Ditto.
2579 (vec_reload_and_reg_<mptrsize>): Ditto.
2580 (add<mode>3): Ditto.
2581 (sub<mode>3): Ditto.
2582 (mul<mode>3): Ditto.
2583 (neg<mode>2): Ditto.
2584 (abs<mode>2): Ditto.
2585 (smin<mode>3): Ditto.
2586 (smax<mode>3): Ditto.
2587 (vector_eq<mode>): Ditto.
2588 (vector_gt<mode>): Ditto.
2589 (vector_ge<mode>): Ditto.
2590 (vector_gtu<mode>): Ditto.
2591 (vector_select_<mode>_uns): Ditto.
2592 (vector_eq_<mode>_p): Ditto.
2593 (vector_gt_<mode>_p): Ditto.
2594 (vector_ge_<mode>_p): Ditto.
2595 (vector_gtu_<mode>_p): Ditto.
2596 (cr6_test_for_zero): Ditto.
2597 (cr6_test_for_zero_reverse): Ditto.
2598 (cr6_test_for_lt): Ditto.
2599 (cr6_test_for_lt_reverse): Ditto.
2600 (xor<mode>3): Ditto.
2601 (ior<mode>3): Ditto.
2602 (and<mode>3): Ditto.
2603 (one_cmpl<mode>2): Ditto.
2604 (nor<mode>2): Ditto.
2605 (andc<mode>2): Ditto.
2606 (float<VEC_int<mode>2): Ditto.
2607 (unsigned_float<VEC_int><mode>2): Ditto.
2608 (fix_trunc<mode><VEC_int>2): Ditto.
2609 (fixuns_trunc<mode><VEC_int>2): Ditto.
2611 (vec_set<mode>): Ditto.
2612 (vec_extract<mode>): Ditto.
2613 (vec_interleave_highv4sf): Ditto.
2614 (vec_interleave_lowv4sf): Ditto.
2615 (vec_realign_load_<mode>): Ditto.
2616 (vec_shl_<mode>): Ditto.
2617 (vec_shr_<mode>): Ditto.
2618 (div<mode>3): New patterns for VSX.
2619 (vec_interleave_highv2df): Ditto.
2620 (vec_interleave_lowv2df): Ditto.
2621 (vec_pack_trunc_v2df): Ditto.
2622 (vec_pack_sfix_trunc_v2df): Ditto.
2623 (vec_pack_ufix_trunc_v2df): Ditto.
2624 (vec_unpacks_hi_v4sf): Ditto.
2625 (vec_unpacks_lo_v4sf): Ditto.
2626 (vec_unpacks_float_hi_v4si): Ditto.
2627 (vec_unpacks_float_lo_v4si): Ditto.
2628 (vec_unpacku_float_hi_v4si): Ditto.
2629 (vec_unpacku_float_lo_v4si): Ditto.
2630 (movmisalign<mode>): Ditto.
2631 (vector_ceil<mode>2): New patterns for vectorizing math library.
2632 (vector_floor<mode>2): Ditto.
2633 (vector_btrunc<mode>2): Ditto.
2634 (vector_copysign<mode>3): Ditto.
2636 * config/rs6000/predicates.md (easy_vector_constant_msb): New
2637 predicate for setting the high bit in each word, used for copysign.
2639 * config/rs6000/ppc-asm.h (f19): Whitespace.
2640 (f32-f63): Define if VSX.
2641 (v0-v31): Define if Altivec.
2642 (vs0-vs63): Define if VSX.
2644 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
2646 * config/rs6000/power7.md: New file, provide tuning parameters for
2649 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
2650 (rs6000_cpu_cpp_builtins): Ditto.
2651 (altivec_overloaded_builtins): Ditto.
2652 (altivec_resolve_overloaded_builtin): Ditto.
2654 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
2655 debug switch to disable vectorizing simple math builtin
2658 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2659 Vectorize simple math builtin functions.
2660 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2661 hook to vectorize math builtins.
2662 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
2663 (rs6000_builtin_conversion): Add VSX/power7 support.
2664 (rs6000_builtin_vec_perm): Ditto.
2665 (vsplits_constant): Add support for loading up a vector constant
2666 with just the high bit set in each part.
2667 (rs6000_expand_vector_init): Add VSX/power7 support.
2668 (rs6000_expand_vector_set): Ditto.
2669 (rs6000_expand_vector_extract): Ditto.
2670 (rs6000_emit_move): Ditto.
2671 (bdesc_3arg): Ditto.
2672 (bdesc_2arg): Ditto.
2673 (bdesc_1arg): Ditto.
2674 (rs6000_expand_ternop_builtin): Ditto.
2675 (altivec_expand_builtin): Ditto.
2676 (rs6000_expand_unop_builtin): Ditto.
2677 (rs6000_init_builtins): Ditto.
2678 (altivec_init_builtins): Ditto.
2679 (builtin_function_type): Ditto.
2680 (rs6000_common_init_builtins): Ditto.
2681 (rs6000_handle_altivec_attribute); Ditto.
2682 (rs6000_mangle_type): Ditto.
2683 (rs6000_vector_mode_supported_p): Ditto.
2684 (rs6000_mode_dependent_address): Altivec addresses with AND -16
2687 * config/rs6000/vsx.md: New file for VSX support.
2689 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
2690 identifing values with just the most significant bit set.
2691 (enum rs6000_builtins): Add builtins for VSX. Add simple math
2692 vectorized builtins.
2694 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
2695 (UNSPEC_VRFIM): Delete.
2696 (splitter for loading up vector with most significant bit): New
2697 splitter for vectorizing copysign.
2698 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
2699 vectorizing simple math functions.
2700 (altivec_vrfip): Add support for vectorizing simple math functions.
2701 (altivec_vrfim): Ditto.
2702 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
2704 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
2705 (power7.md, vsx.md): Include for power7 support.
2706 (copysigndf3): Use VSX instructions if -mvsx.
2707 (negdf2_fpr): Ditto.
2708 (absdf2_fpr): Ditto.
2709 (nabsdf2_fpr): Ditto.
2710 (adddf3_fpr): Ditto.
2711 (subdf3_fpr): Ditto.
2712 (muldf3_fpr): Ditto.
2713 (divdf3_fpr): Ditto.
2714 (fix_truncdfdi2_fpr): Ditto.
2715 (cmpdf_internal1): Ditto.
2716 (fred, fred_fpr): Convert into expander/insn to add VSX support.
2717 (btruncdf2, btruncdf2_fpr): Ditto.
2718 (ceildf2, ceildf2_fpr): Ditto.
2719 (floordf2, floordf2_fpr): Ditto.
2720 (floatdidf2, floatdidf2_fpr): Ditto.
2721 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
2722 (fmsubdf4_fpr): Ditto.
2723 (fnmadddf4_fpr_1): Ditto.
2724 (fnmadddf4_fpr_2): Ditto.
2725 (fnmsubdf4_fpr_1): Ditto.
2726 (fnmsubdf4_fpr_2): Ditto.
2727 (fixuns_truncdfdi2): Add expander for VSX support.
2728 (fix_truncdfdi2): Ditto.
2729 (fix_truncdfsi2): Ditto.
2731 (btruncsf2): Whitespace.
2732 (movdf_hardfloat32): Add support for VSX registers.
2733 (movdf_softfloat32): Ditto.
2734 (movdf_hardfloat64): Ditto.
2735 (movdf_hardfloat64_mfpgpr): Ditto.
2736 (movdf_softfloat64): Ditto.
2737 (movti splitters): Add check for vector registers supporting
2738 TImode in the future.
2739 (bpermd): Add power7 bpermd instruction.
2741 * config/rs6000/altivec.h (vec_div): Define if VSX.
2745 (vec_nearbyint): Ditto.
2748 (all predicates): Use the generic builtin function, and not the V4SF
2749 specific function so that the predicates will work with VSX's V2DF.
2753 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2754 Document new VSX functions and types.
2756 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
2759 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
2760 "wa", and "j" constraints. Modify "v" to talk about Altivec
2761 instead of just vector.
2763 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
2766 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
2767 location for phi arguments.
2768 (rewrite_update_phi_arguments): Find locations for reaching defs.
2769 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2770 Add location to add_phi_arg calls.
2771 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
2772 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
2773 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
2774 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
2775 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
2776 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
2777 * tree-phinodes.c (make_phi_node): Initialize location.
2778 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
2779 (add_phi_arg): Add location parameter.
2780 (remove_phi_arg_num): Move location when moving phi argument.
2781 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2783 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2784 slpeel_update_phi_nodes_for_guard1,
2785 slpeel_update_phi_nodes_for_guard2,
2786 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2787 vect_loop_versioning): Set locations.
2788 * tree-parloops.c (create_phi_for_local_result,
2789 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2790 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2791 * tree-vect-loop.c (get_initial_def_for_induction,
2792 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2794 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2795 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2796 (gimple_phi_arg_set_location): New. Set locus.
2797 (gimple_phi_arg_has_location): New. Check for locus.
2798 (redirect_edge_var_map_location): New. Return locus from var_map.
2799 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2800 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2801 combining PHI arguments.
2802 (cond_store_replacement): Set location.
2803 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2804 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2805 scop_add_exit_phis_edge): Add locations.
2806 * tree-cfgcleanup.c (remove_forwarder_block,
2807 remove_forwarder_block_with_phi): Add locations.
2808 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2809 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2811 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2812 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2813 flush_pending_stmts): Add source location.
2814 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2815 stack to preserve locations.
2816 * tree-vect-stmts.c (vectorizable_load): Add location.
2817 * tree-inline.c (copy_phis_for_bb): Copy locus.
2818 (setup_one_parameter): Add call locus to inlined parameter stmts.
2819 (initialize_inlined_parameters): Pass in call location as parameter
2821 (tree_function_versioning): Pass location to setup_one_parameter.
2822 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2823 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2824 copy and edge lists.
2825 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2826 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2827 locus parameter and override the stmt default if provided.
2828 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2829 elim_graph_add_edge, elim_graph_remove_succ_edge,
2830 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2831 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2832 eliminate_phi): Add locus info in elimination graph for each edge and
2834 (insert_backedge_copies): Copy locus if present.
2835 * tree-flow.h (struct _edge_var_map): Add locus field.
2836 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2837 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2838 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2840 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2842 2009-07-30 Martin Jambor <mjambor@suse.cz>
2844 PR tree-optimization/40570
2845 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2848 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2850 * ssa-loop-manip.c: Include langhooks.h.
2851 (rewrite_phi_with_iv): New.
2852 (rewrite_all_phi_nodes_with_iv): New.
2853 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2854 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2855 * tree-parloops.c (loop_parallel_p): Move out all conditions
2856 except dependency check.
2857 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2858 (gen_parallel_loop): Call canonicalize_loop_ivs without
2859 reduction_list argument.
2860 (build_new_reduction): New.
2861 (gather_scalar_reductions): New.
2862 (try_get_loop_niter): New.
2863 (try_create_reduction_list): New.
2864 (parallleize_loops): Change the parallel conditions check.
2865 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2866 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2868 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2870 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2872 * doc/options.texi (Option properties): Mention new quoting syntax.
2874 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2876 * config/alpha/alpha.c (alpha_start_function):
2877 Handle VMS_DEBUG_MAIN_POINTER
2878 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2879 * doc/invoke.texi: Document -mdebug-main switch.
2881 2009-07-29 Richard Henderson <rth@redhat.com>
2883 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2884 (cgraph_create_edge_including_clones): Likewise.
2885 * tree-inline.c (copy_bb): Operate on the correct edges
2886 when updating the callgraph.
2888 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2890 * config/alpha/vms-cc.c: Deleted.
2891 * config/alpha/vms-ld.c: Deleted.
2892 * config/alpha/t-vms64: Moved to config/vms
2893 * config/alpha/vms-crt0-64.c: Moved to config/vms
2894 * config/alpha/vms-crt0.c: Moved to config/vms
2895 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2896 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2897 * config/alpha/xm-vms.h: Moved to config/vms
2898 * config/alpha/x-vms: Moved to config/vms
2899 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2901 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2902 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2904 * config/vms/t-vms64: Moved here from config/alpha
2905 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2906 (argc,argv,envp): Enforce 32bit malloc'ing.
2907 * config/vms/vms-psxcrt0-64.c: Likewise.
2908 * config/vms/vms-crt0.c: Moved here from config/alpha.
2909 * config/vms/vms-psxcrt0.c: Likewise.
2910 * config/vms/vms-crtl-64.h: New file.
2911 * config/vms/vms-crtl.h: New file.
2912 * config/vms/vms.opt: New file.
2913 * config/vms/xm-vms64.h: New file.
2914 * config/vms/xm-vms.h: Moved here from config/alpha.
2915 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2917 * config/vms/x-vms: Moved here from config/alpha.
2918 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2919 (vms-ld.o, vms-cc.o): Removed.
2920 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2922 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2924 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2925 correct stack (obvious VMS fix).
2927 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2929 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2930 date, version info if VMS_DEBUGGING_INFO defined.
2931 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2932 size, date calculating code moved here.
2934 2009-07-29 Paul Brook <paul@codesourcery.com>
2936 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2939 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2942 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2943 to DImode when generating insq_le insn.
2945 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2947 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2948 New macro set for VMS_DEBUGGGING_INFO.
2949 (AT_string_form): Use it.
2951 2009-07-28 DJ Delorie <dj@redhat.com>
2953 * config/mep/mep.c (vtext_section): New.
2954 (vftext_section): New.
2955 (ftext_section): New.
2956 (mep_select_section): Add support for functions.
2957 (mep_unique_section): Likewise.
2958 (mep_asm_init_sections): Likewise.
2959 (mep_encode_section_info): Remove it from here.
2961 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2963 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2965 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2966 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2968 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2970 * dwarf2out.c (output_file_names): Test new macro
2971 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2972 (add_comp_dir_attribute): Likewise.
2974 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2976 * config/i386/mingw-w64.h (LINK_SPEC): Add
2977 separating space between commands.
2979 2009-07-28 Jan Hubicka <jh@suse.cz>
2981 PR tree-optimization/40759
2982 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2985 2009-07-27 DJ Delorie <dj@redhat.com>
2987 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2988 types are dword-aligned.
2989 (mep_expand_va_start): Likewise.
2991 2009-07-27 Olivier Hainque <hainque@adacore.com>
2992 Douglas B Rupp <rupp@gnat.com>
2994 * convert.c (convert_to_pointer): Don't assume the target
2995 pointer type is POINTER_SIZE long. Fetch its precision instead.
2997 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2999 * system.h (fopen): Undefine if macro.
3001 2009-07-27 Jakub Jelinek <jakub@redhat.com>
3003 * dwarf2out.c (output_cfi_p): Removed.
3004 (output_cfis): New function.
3005 (output_fde): New function, split from output_call_frame_info.
3006 (output_call_frame_info): Use it.
3007 (dwarf2out_switch_text_section): Use output_cfis.
3009 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
3011 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
3012 TARGET_BI_ARCH is specified without enabling SJLJ.
3013 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
3014 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
3016 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
3018 * arm.md (negdi2): Use DImode if forcing a value into a register.
3020 2009-07-26 Ira Rosen <irar@il.ibm.com>
3022 PR tree-optimization/40801
3023 * tree-vect-stmts.c (vectorizable_call): Get previous copy
3024 of vector operand from the previous copy of vector statement.
3025 Pass the correct definition type value to
3026 vect_get_vec_def_for_stmt_copy().
3028 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3030 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
3031 const char ** conversion.
3033 2009-07-25 David Daney <ddaney@caviumnetworks.com>
3035 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
3036 fancy_abort() if !ENABLE_ASSERT_CHECKING.
3037 (gcc_unreachable): Invoke __builtin_unreachable() if
3038 !ENABLE_ASSERT_CHECKING.
3040 2009-07-25 David Daney <ddaney@caviumnetworks.com>
3042 PR rtl-optimization/40445
3043 * emit-rtl.c (next_nonnote_insn_bb): New function.
3044 * rtl.h (next_nonnote_insn_bb): Declare new function.
3045 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
3046 with no successors that is the successor of the ENTRY_BLOCK.
3047 Continue from the top after removing an empty fallthrough block.
3048 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
3049 of next_nonnote_insn.
3051 2009-07-25 David Daney <ddaney@caviumnetworks.com>
3053 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
3055 2009-07-25 Martin Jambor <mjambor@suse.cz>
3057 * c-common.c (c_common_attribute_table): New element for noclone.
3058 (handle_noclone_attribute): New function. Forward-declare.
3059 * tree-inline.c (tree_versionable_function_p): Check for noclone
3061 * doc/extend.texi (Labels as Values): Document need for noclone.
3062 (Function Attributes): Document noclone attribute.
3064 2009-07-25 Jakub Jelinek <jakub@redhat.com>
3066 PR rtl-optimization/34999
3067 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
3068 and dw_fde_switched_cold_to_hot fields.
3069 (output_cfi_p): New function.
3070 (output_call_frame_info): If fde->dw_fde_switched_sections,
3071 output 2 FDEs instead of one with corrupted header.
3072 (dwarf2out_do_cfi_startproc): New function.
3073 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
3074 and fde->dw_fde_switched_cold_to_hot.
3075 (dwarf2out_switch_text_section): Compute
3076 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
3077 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
3078 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
3079 Otherwise, compute fde->dw_fde_switch_cfi.
3081 2009-07-24 Cary Coutant <ccoutant@google.com>
3083 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
3085 2009-07-24 Cary Coutant <ccoutant@google.com>
3087 * cfghooks.c (split_block): Copy discriminator to new block.
3088 * tree-cfg.c (assign_discriminator): Check location of last
3089 instruction in block as well as first.
3091 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
3093 * config/i386/linux.c: Use fputs or putc instead of fprintf
3095 * config/i386/gas.h: Ditto.
3096 * config/i386/x86-64.h: Ditto.
3097 * config/i386/att.h: Ditto.
3099 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3101 * expmed.c (emit_store_flag): Use a recursive call to optimize the
3104 2009-07-24 Martin Jambor <mjambor@suse.cz>
3106 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
3107 (ipa_push_func_to_list_1): Declare.
3108 (ipa_push_func_to_list): New function.
3110 * ipa-prop.c (ipa_push_func_to_list_1): New function.
3111 (ipa_init_func_list): Call ipa_push_func_to_list_1.
3112 (ipa_push_func_to_list): Removed.
3113 (ipa_pop_func_from_list): Clear node_enqueued flag.
3115 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3117 * config/s390/s390.c (override_options): Default
3118 max-unrolled-insns to 100 for z10 tuning.
3120 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3122 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
3123 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
3124 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
3125 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
3126 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
3127 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
3128 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
3130 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
3132 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
3133 use default set in mingw32.h header.
3134 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
3135 64-bit /mingw/include path.
3136 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
3139 2009-07-23 Neil Vachharajani <nvachhar@google.com>
3141 PR rtl-optimization/40209
3142 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
3144 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
3146 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
3147 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
3148 with the rest of string where appropriate. Use fputs or putc
3149 instead of fprintf where appropriate.
3151 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3152 Pat Haugen <pthaugen@us.ibm.com>
3153 Revital Eres <ERES@il.ibm.com>
3155 * config/rs6000/vector.md: New file. Move most of the vector
3156 expander support here from altivec.md to allow for the VSX vector
3157 unit in the future. Add support for secondary_reload patterns.
3158 Rewrite the patterns for vector comparison, and vector comparison
3159 predicate instructions so that the RTL expresses the desired
3160 behavior, instead of using unspec.
3162 * config/rs6000/constraints.md ("f" constraint): Use
3163 rs6000_constraints to hold the precalculated register class.
3164 ("d" constraint): Ditto.
3165 ("wd" constraint): New constraint for VSX.
3166 ("wf" constraint): Ditto.
3167 ("ws" constraint): Ditto.
3168 ("wa" constraint): Ditto.
3169 ("wZ" constraint): Ditto.
3170 ("j" constraint): Ditto.
3172 * config/rs6000/predicates.md (vsx_register_operand): New
3174 (vfloat_operand): New predicate for vector.md.
3175 (vint_operand): Ditto.
3176 (vlogical_operand): Ditto.
3177 (easy_fp_constant): If VSX, 0.0 is an easy constant.
3178 (easy_vector_constant): Add VSX support.
3179 (altivec_indexed_or_indirect_operand): New predicate for
3180 recognizing Altivec style memory references with AND -16.
3182 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
3183 for vector secondary reload support.
3184 (rs6000_vector_reg_class): Delete, replacing it with
3186 (rs6000_vsx_reg_class): Ditto.
3187 (rs6000_constraints): New array to hold the register classes of
3188 each of the register constraints that can vary at runtime.
3189 (builtin_mode_to_type): New static array for builtin function type
3191 (builtin_hash_table): New static hash table for builtin function
3193 (TARGET_SECONDARY_RELOAD): Define target hook.
3194 (TARGET_IRA_COVER_CLASSES): Ditto.
3195 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
3196 registers are 128 bits if VSX memory reference instructions are used.
3197 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
3199 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
3200 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
3201 Print several of the scheduling related parameters.
3202 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
3203 rs6000_constraints instead of rs6000_vector_reg_class. Move
3204 -mdebug=reg code to rs6000_debug_reg_global. Add support for
3205 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
3206 Altivec. Add VSX support. Setup for secondary reload support on
3207 Altivec/VSX registers.
3208 (rs6000_override_options): Make power7 set the scheduling groups
3209 like the power5. Add support for new debug switches to override
3210 the scheduling defaults. Temporarily disable -mcpu=power7 from
3211 setting -mvsx. Add support for debug switches -malways-hint,
3212 -msched-groups, and -malign-branch-targets.
3213 (rs6000_buitlin_conversion): Add support for returning unsigned
3214 vector conversion functions to fix regressions due to stricter
3216 (rs6000_builtin_mul_widen_even): Ditto.
3217 (rs6000_builtin_mul_widen_odd): Ditto.
3218 (rs6000_builtin_vec_perm): Ditto.
3219 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
3220 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
3222 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
3224 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
3225 VSX types for bit operations. Changes to accomidate vector.md.
3226 (bdesc_2arg): Ditto.
3227 (bdesc_1arg): Ditto.
3228 (struct builtin_description_predicates): Rewrite predicate
3229 handling so that RTL describes the operation, instead of passing
3230 the instruction to be used as a string argument.
3231 (bdesc_altivec_preds): Ditto.
3232 (altivec_expand_predicate_builtin): Ditto.
3233 (altivec_expand_builtin): Ditto.
3234 (rs6000_expand_ternop_builtin): Use a switch instead of an if
3235 statement for vsldoi support.
3236 (altivec_expand_ld_builtin): Change to use new names from vector.md.
3237 (altivec_expand_st_builtin): Ditto.
3238 (paired_expand_builtin): Whitespace changes.
3239 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
3240 builtin_mode_to_type table for secondary reload. Call
3241 builtin_function_type to build random builtin functions.
3242 (altivec_init_builtins): Change to use builtin_function_type to
3243 create builtin function types dynamically as we need them.
3244 (builtin_hash_function): New support for hashing the tree types
3245 for builtin function as we need it, rather than trying to build
3246 all of the trees that we need. Add initial preliminary VSX support.
3247 (builtin_function_type): Ditto.
3248 (builtin_function_eq): Ditto.
3249 (builtin_hash_struct): Ditto.
3250 (rs6000_init_builtins): Ditto.
3251 (rs6000_common_init_builtins): Ditto.
3252 (altivec_init_builtins): Ditto.
3253 (rs6000_common_init_builtins): Ditto.
3254 (enum reload_reg_type): New enum for simplifing reg classes.
3255 (rs6000_reload_register_type): Simplify register classes into GPR,
3256 Vector, and other registers. Altivec and VSX addresses in reload.
3257 (rs6000_secondary_reload_inner): Ditto.
3258 (rs6000_ira_cover_classes): New target hook, that returns the
3259 appropriate cover classes, based on -mvsx being used or not.
3260 (rs6000_secondary_reload_class): Add VSX support.
3261 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
3262 (get_vsel_insn): Ditto.
3263 (rs6000_emit_vector_compare): Rewrite vector conditional support
3264 so that where we can, we use RTL operators, instead of blindly use
3266 (rs6000_emit_vector_select): Ditto.
3267 (rs6000_emit_vector_cond_expr): Ditto.
3268 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
3269 (create_TOC_reference): Add -mdebug=addr support.
3270 (emit_frame_save): VSX loads/stores need register indexed addressing.
3272 * config/rs6000/rs6000.md: Include vector.md.
3274 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
3276 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3277 support for V2DI, V2DF in logical, permute, select operations.
3279 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
3280 switch for vsx/power7.
3281 (-mvsx-scalar-memory): Ditto.
3282 (-mvsx-align-128): Ditto.
3283 (-mallow-movmisalign): Ditto.
3284 (-mallow-df-permute): Ditto.
3285 (-msched-groups): Ditto.
3286 (-malways-hint): Ditto.
3287 (-malign-branch-targets): Ditto.
3289 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
3291 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
3292 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
3293 (rs6000_vector_reg_class): Delete.
3294 (rs6000_vsx_reg_class): Ditto.
3295 (enum rs6000_reg_class_enum): New enum for the constraints that
3296 vary based on target switches.
3297 (rs6000_constraints): New array to hold the register class for all
3298 of the register constraints that vary based on the switches used.
3299 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
3300 (enum rs6000_builtins): Add unsigned varients for the builtin
3301 declarations returned by target hooks for expanding multiplies,
3302 select, and permute operations. Add VSX builtins.
3303 (enum rs6000_builtin_type_index): Add entries for VSX.
3304 (V2DI_type_node): Ditto.
3305 (V2DF_type_node): Ditto.
3306 (unsigned_V2DI_type_node): Ditto.
3307 (bool_long_type_node): Ditto.
3308 (intDI_type_internal_node): Ditto.
3309 (uintDI_type_internal_node): Ditto.
3310 (double_type_internal_node): Ditto.
3312 * config/rs6000/altivec.md (whole file): Move all expanders to
3313 vector.md from altivec.md. Rename insn matching functions to be
3315 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
3316 (altivec_vcmp*): Ditto.
3317 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
3318 (VM): New iterator for moves that includes the VSX types.
3319 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
3320 (altivec_vperm_<mode>_uns): New, for unsigned types.
3321 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
3322 (altivec_eq<mode>): Ditto.
3323 (altivec_gt<mode>): Ditto.
3324 (altivec_gtu<mode>): Ditto.
3325 (altivec_eqv4sf): Ditto.
3326 (altivec_gev4sf): Ditto.
3327 (altivec_gtv4sf): Ditto.
3328 (altivec_vcmpbfp_p): Ditto.
3330 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
3332 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
3335 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
3338 * config/i386/i386.c (output_387_ffreep): Rewrite to use
3339 ASM_SHORT instead of .word.
3340 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
3341 instead of .word in asm template.
3343 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
3346 * ira-lives.c (bb_has_abnormal_call_pred): New function.
3347 (process_bb_node_lives): Use it.
3349 * ira.c (setup_cover_and_important_classes): Don't setup
3350 ira_important_class_nums. Add cover classes to the end of
3352 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
3354 (find_reg_class_closure): Use reorder_important_classes.
3356 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
3358 * config/i386/i386.c (i386_ira_cover_classes): New function.
3359 (TARGET_IRA_COVER_CLASSES): Redefine.
3361 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
3362 importance of order of cover classes in the array.
3364 2009-07-22 Diego Novillo <dnovillo@google.com>
3366 * tree-pass.h (TDF_EH): Define.
3367 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
3368 contains TDF_EH, print the EH region number holding GS.
3369 * tree-dump.c (dump_options): Add "eh".
3370 * doc/invoke.texi: Document it.
3372 2009-07-22 Doug Kwan <dougkwan@google.com>
3374 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
3376 2009-07-22 Michael Matz <matz@suse.de>
3378 PR tree-optimization/35229
3379 PR tree-optimization/39300
3381 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
3382 (inhibit_phi_insertion): New function.
3383 (insert_into_preds_of_block): Call it for REFERENCEs.
3384 (init_pre): Initialize and finalize scalar evolutions.
3385 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
3387 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
3389 * config/i386/predicates.md (zero_extended_scalar_load_operand):
3390 Use CONST_VECTOR_NUNITS to determine number of elements.
3392 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
3394 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
3395 (U, W): Constraints are now deprecated and will be removed if we
3397 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
3399 ("prefetch"): Add the stcmh instruction for prefetching.
3400 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
3402 (s390_short_displacement): Return always true if compiling for
3403 machines not providing the long displacement facility.
3404 (s390_mem_constraint): Support the new constraint letter Z.
3405 (s390_check_qrst_address): New function.
3407 2009-07-21 DJ Delorie <dj@redhat.com>
3409 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
3412 2009-07-21 Jason Merrill <jason@redhat.com>
3414 * c-common.c (max_tinst_depth): Increase default to 1024.
3416 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
3418 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
3419 (vec_unpacku_float_lo_v4si): Ditto.
3421 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
3425 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
3426 (builtin_description): Add __builtin_ia32_cvtudq2ps.
3427 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
3429 2009-07-21 Jakub Jelinek <jakub@redhat.com>
3431 PR tree-optimization/40813
3432 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
3435 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
3437 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
3438 with a NOP_EXPR if needed.
3440 2009-07-21 Paul Brook <paul@codesourcery.com>
3442 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
3443 Terminate debug dump with newline.
3445 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3447 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
3448 Cast "1" to unsigned HOST_WIDE_INT.
3449 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
3450 deposit length to the maximum length - lsb. Extend length if
3451 HOST_BITS_PER_WIDE_INT is 32.
3453 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
3455 * cgraph.h (constant_pool_htab): New function.
3456 (constant_descriptor_tree): Move from varasm.c.
3457 * varasm.c (constant_pool_htab): New function.
3458 (constant_descriptor_tree): Move to cgraph.h.
3460 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
3462 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
3464 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
3466 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
3469 2009-07-20 Xinliang David Li <davidxl@google.com>
3471 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
3473 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
3475 * config/mips/mips.md (move_type): Add arith.
3476 (type): Handle arith.
3477 (zero_extendsidi2): Rename this into ...
3478 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
3479 (zero_extendsidi2): New expander.
3480 (*zero_extendsidi2_dext): New pattern.
3482 2009-07-20 Nick Clifton <nickc@redhat.com>
3484 * config.gcc (mips64-*-*): Add definition of tm_defines in order
3485 to set MIPS_ABI_DEFAULT.
3486 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
3488 2009-07-20 Jakub Jelinek <jakub@redhat.com>
3490 * tree-object-size.c (addr_object_size): Handle unions with
3491 array in it as last field of structs in __bos (, 1) as __bos (, 0).
3493 PR tree-optimization/40792
3494 * tree.c (build_function_type_skip_args): Remove bogus assert.
3496 2009-07-20 Jan Hubicka <jh@suse.cz>
3497 Martin Jambor <mjambor@suse.cz>
3499 * cgraph.h (combined_args_to_skip): New field.
3500 * cgraph.c (cgraph_create_virtual_clone): Properly handle
3501 combined_args_to_skip and args_to_skip.
3502 * tree-inline.c (update_clone_info): New function.
3503 (tree_function_versioning): Call update_clone_info.
3504 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
3506 (cgraph_materialize_all_clones): More extensive dumping, working
3507 with combined_args_to_skip rather than args_to_skip.
3509 2009-07-20 Ira Rosen <irar@il.ibm.com>
3511 * tree-vectorizer.h (vectorizable_condition): Add parameters.
3512 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
3513 (get_initial_def_for_reduction): Likewise.
3514 (vectorizable_reduction): Skip the check of first operand in case
3515 of COND_EXPR. Add check that it is outer loop vectorization if
3516 nested cycle was detected. Call vectorizable_condition() for
3517 COND_EXPR. If reduction epilogue cannot be created do not fail for
3518 nested cycles (if it is not double reduction). Assert that there
3519 is only one type in the loop in case of COND_EXPR. Call
3520 vectorizable_condition() to vectorize COND_EXPR.
3521 * tree-vect-stmts.c (vectorizable_condition): Update comment.
3522 Add parameters. Allow nested cycles if called from
3523 vectorizable_reduction(). Use reduction vector variable if provided.
3524 (vect_analyze_stmt): Call vectorizable_reduction() before
3525 vectorizable_condition().
3526 (vect_transform_stmt): Update call to vectorizable_condition().
3528 2009-07-20 Christian Bruel <christian.bruel@st.com>
3530 * config/sh/sh.opt (-mfmovd): Resurrect and document.
3531 * doc/invoke.texi (-mfmovd): Likewise.
3532 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
3534 2009-07-20 Jan Hubicka <jh@suse.cz>
3536 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
3537 when handling SSA name.
3539 2009-07-19 Jan Hubicka <jh@suse.cz>
3541 PR tree-optimization/40676
3542 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
3543 virtual PHIs in empty BBs.
3545 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3547 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
3548 re-expanded the compound use gen_lowpart instead to convert to the
3551 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3553 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
3554 OUTER_CONST arguments.
3555 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
3556 the new wider mode will be masked off.
3557 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
3559 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3561 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
3562 high-order bits are zero.
3564 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3566 * combine.c (simplify_shift_const_1): Split code to determine
3568 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
3569 new bits shifted in are identical to the old sign bit.
3571 2009-07-18 Richard Guenther <rguenther@suse.de>
3574 * gimplify.c (gimplify_call_expr): Reject code using results from
3575 functions returning void.
3577 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
3579 * doc/md.texi: Document the new PowerPC "es" constraint.
3580 Document that "m" can include automodified addresses on this target,
3581 and explain how %U must be used. Extend the "Q" and "Z" documentation
3582 to suggest "es" as well as "m".
3583 * config/rs6000/constraints.md (es): New memory constraint.
3584 (Q, Z): Update strings to match new documentation.
3586 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
3588 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
3589 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
3590 * config/rs6000/predicates.md (volatile_mem_operand): Use
3591 offsettable_nonstrict_memref_p.
3592 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
3593 (*floatunssidf2_internal): Likewise.
3594 (*fix_truncdfsi2_internal): Likewise.
3595 (*fix_trunctfsi2_internal): Likewise.
3597 2009-07-17 Anatoly Sokolov <aesok@post.ru>
3599 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
3601 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3603 2009-07-17 Richard Guenther <rguenther@suse.de>
3606 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
3607 (pass_warn_unused_result): Likewise.
3608 (TODO_set_props): Remove.
3609 * omp-low.c (diagnose_omp_structured_block_errors): Change to
3611 (pass_diagnose_omp_blocks): Define.
3612 * c-decl.c (pop_file_scope): Do not finalize the CU here.
3613 (c_gimple_diagnostics_recursively): Remove.
3614 (finish_function): Do not call it.
3615 (c_write_global_declarations): Continue after errors.
3616 Finalize the CU here.
3617 * c-gimplify.c (c_genericize): Do not gimplify here.
3618 * c-common.c (c_warn_unused_result): Move ...
3619 * tree-cfg.c (do_warn_unused_result): ... here.
3620 (run_warn_unused_result): New function.
3621 (gate_warn_unused_result): New function.
3622 (pass_warn_unused_result): New pass.
3623 * c-common.h (c_warn_unused_result): Remove.
3624 * flags.h (flag_warn_unused_result): Declare.
3625 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
3626 * opts.c (flag_warn_unused_result): Initialize to false.
3627 * toplev.c (compile_file): Add comment.
3628 * omp-low.c (create_omp_child_function): Do not register
3629 the function with the frontend.
3630 (diagnose_omp_structured_block_errors): Prepare to be
3631 called as optimization pass.
3632 (gate_diagnose_omp_blocks): New function.
3633 (pass_diagnose_omp_blocks): New pass.
3634 * cgraph.h (cgraph_optimize): Remove.
3635 (cgraph_analyze_function): Likewise.
3636 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
3637 * cgraphunit.c (cgraph_lower_function): Lower nested functions
3638 before their parents here.
3639 (cgraph_finalize_function): Not here.
3640 (cgraph_analyze_function): Gimplify functions here.
3641 (cgraph_finalize_compilation_unit): Continue after errors.
3642 Optimize the callgraph from here.
3643 (cgraph_optimize): Make static.
3644 * langhooks.c (write_global_declarations): Finalize the CU.
3645 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
3646 (gimplify_function_tree): Assert we gimplify only once.
3647 Set PROP_gimple_any property.
3648 * tree-nested.c (gimplify_all_functions): New function.
3649 (lower_nested_functions): Gimplify all nested functions.
3650 * gimple.h (diagnose_omp_structured_block_errors): Remove.
3651 * passes.c (init_optimization_passes): Add pass_warn_unused_result
3652 and pass_diagnose_omp_blocks after gimplification. Do not
3653 set TODO_set_props on all_lowering_passes.
3654 (execute_one_pass): Do not handle TODO_set_props.
3655 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
3656 (gimplify.o): Add tree-pass.h dependency.
3657 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
3658 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
3659 (unsave_r): Likewise.
3660 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
3663 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
3665 * doc/service.texi (Service): Restore previously removed link,
3666 which isn't broken after all.
3668 2009-07-17 Richard Guenther <rguenther@suse.de>
3670 PR tree-optimization/40321
3671 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
3672 PHI nodes to the maximal set.
3673 (make_values_for_phi): Add PHI arguments to the maximal set.
3674 (execute_pre): Dump PHI_GEN and the maximal set.
3676 2009-07-17 Jakub Jelinek <jakub@redhat.com>
3679 * gimplify.c (gimplify_conversion): Don't change non-conversions into
3682 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
3684 * doc/extend.texi (Nested Functions): Replace broken link with
3686 * doc/service.texi (Service): Remove broken link.
3688 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
3691 * builtins.c (expand_builtin_memcmp): Use loc instead of
3692 EXPR_LOCATION (exp).
3693 (expand_builtin_strncmp): Likewise.
3695 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
3696 Manuel López-Ibáñez <manu@gcc.gnu.org>
3699 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
3700 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
3701 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
3702 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
3703 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
3704 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
3705 tree-inline.c, c-common.c, c-common.h, gimple.c,
3706 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
3707 convert.c: Add location argument to fold_{unary,binary,ternary},
3708 fold_build[123], build_call_expr, build_size_arg,
3709 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
3710 fold_build1_initializer, fold_build2_initializer,
3711 fold_build3_initializer, fold_build_call_array,
3712 fold_build_call_array_initializer, fold_single_bit_test,
3713 omit_one_operand, omit_two_operands, invert_truthvalue,
3714 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
3715 combine_comparisons, fold_builtin_*, fold_call_expr,
3716 build_range_check, maybe_fold_offset_to_address, round_up,
3719 2009-07-16 Jason Merrill <jason@redhat.com>
3722 * c-common.c (c_common_reswords): Add __is_standard_layout
3724 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
3725 * doc/implement-cxx.texi: New.
3726 * doc/gcc.texi: Include it.
3728 2009-07-16 DJ Delorie <dj@redhat.com>
3730 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
3731 compares that may be indirectly affected by previous instructions.
3733 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3735 * builtins.c (do_mpc_arg2): New.
3736 (fold_builtin_2): Fold builtin cpow.
3737 * real.h (HAVE_mpc_pow): New.
3739 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
3741 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
3742 comparison to skip unprofitable schedule
3744 2009-07-16 Simon Baldwin <simonb@google.com>
3746 * gcc.c (option_map): New flag -no-canonical-prefixes.
3747 * (display_help): Print help text for new flag.
3748 * (process_command): Move options translation and language specifics
3749 and handle new flag early. Use it to set a function pointer to a
3750 prefix builder. Replace make_relative_prefix calls with calls to
3751 the function pointed to. Ignore new flag in regular options handling.
3752 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
3754 2009-07-15 DJ Delorie <dj@redhat.com>
3756 * config/mep/mep.md (sibcall_internal): Change register to avoid
3758 (sibcall_value_internal): Likewise.
3760 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3762 PR rtl-optimization/40710
3763 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3765 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
3767 * config/mips/mips.md (*extenddi_truncate<mode>,
3768 *extendsi_truncate<mode>): Change type attribute to move_type
3769 with shift_shift. Split out code handling exts from here ...
3770 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
3772 (*extendhi_truncateqi): Change type attribute to move_type with
3773 shift_shift. Split out code handling exts from here ...
3774 (*extendhi_truncateqi_exts): ... to this new pattern.
3776 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
3778 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
3779 instead of "and" with inverted sign bit mask value. Use
3780 "nonimmediate_operand" for operand 1 and operand 2 predicate.
3781 Allocate registers only for operand 4 and operand 5.
3783 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3786 * fold-const.c (fold_cond_expr_with_comparison): When folding
3787 < and <= to MIN, make sure the MIN uses the same type as the
3788 comparison's operands.
3790 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3792 * arm.md (ior_xor): New code iterator.
3793 (split for ior/xor with shift and zero-extend): New split pattern.
3794 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3796 2009-07-15 Richard Guenther <rguenther@suse.de>
3798 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3801 2009-07-15 Richard Guenther <rguenther@suse.de>
3804 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3806 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3808 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3809 handle 2.6.30 kernel.
3811 2009-07-15 DJ Delorie <dj@redhat.com>
3813 * config/mep/mep.md (sibcall_internal): Change register to allow
3814 for 24-bit addresses.
3815 (sibcall_value_internal): Likewise.
3817 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3819 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3820 that are enabled/disabled by the flags introduced by a previous patch.
3822 2009-07-14 DJ Delorie <dj@redhat.com>
3824 * config/mep/mep.md (sibcall_internal): Include non-toggling
3826 (sibcall_value_internal): Likewise.
3828 2009-07-14 Taras Glek <tglek@mozilla.com>
3829 Rafael Espindola <espindola@google.com>
3831 * doc/sourcebuild.texi: Document install-plugin target.
3832 * configure.ac: Added install-plugin target to language makefiles.
3833 * configure: Regenerate.
3834 * Makefile.in: (install-plugin): Install more headers,
3835 depend on lang.install-plugin.
3837 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3839 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3842 2009-07-14 DJ Delorie <dj@redhat.com>
3844 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3845 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3846 * config/mep/mep.md (sibcall_internal): Change test from
3847 mep_vliw_mode_match to mep_vliw_jmp_match.
3848 (sibcall_value_internal): Likewise.
3850 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3852 * config/i386/sse.md (copysign<mode>3): New expander.
3853 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3854 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3855 Use ix86_build_const_vector.
3856 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3857 IX86_BUILTIN_CPYSGNPD.
3858 (builtin_description): Add __builtin_ia32_copysignps and
3859 __builtin_ia32_copysignpd.
3860 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3861 and BUILT_IN_COPYSIGNF.
3863 2009-07-13 Jason Merrill <jason@redhat.com>
3865 * builtins.c (can_trust_pointer_alignment): New fn.
3866 (get_pointer_alignment): Factor it out from here.
3867 * tree.h: Declare it.
3869 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3871 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3874 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3878 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3880 2009-07-14 Richard Guenther <rguenther@suse.de>
3881 Andrey Belevantsev <abel@ispras.ru>
3884 * cfgexpand.c (partition_stack_vars): Do not bother to update
3885 alias information when not optimizing.
3887 2009-07-14 Richard Guenther <rguenther@suse.de>
3888 Andrey Belevantsev <abel@ispras.ru>
3890 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3891 (pt_solution_set): Likewise.
3892 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3893 * tree-ssa-structalias.c (pt_solution_set): New function.
3894 * final.c (rest_of_clean_state): Free SSA data structures.
3895 * print-rtl.c (print_decl_name): Remove.
3896 (print_mem_expr): Implement in terms of print_generic_expr.
3897 * alias.c (ao_ref_from_mem): New function.
3898 (rtx_refs_may_alias_p): Likewise.
3899 (true_dependence): Query alias-export info.
3900 (canon_true_dependence): Likewise.
3901 (write_dependence_p): Likewise.
3902 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3904 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3905 (mem_expr_equal_p): Use operand_equal_p.
3906 (set_mem_attributes_minus_bitpos): Do not use
3907 component_ref_for_mem_expr.
3908 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3909 (update_alias_info_with_stack_vars): Likewise.
3910 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3911 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3912 explicitly nor clear stmt operands.
3913 Free the decl-to-pointer map.
3914 * tree-optimize.c (execute_free_datastructures): Do not free
3915 SSA data structures here.
3916 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3917 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3918 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3920 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3922 2009-07-13 DJ Delorie <dj@redhat.com>
3924 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3925 unrolling at the right iteration count.
3927 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3930 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3932 * haifa-sched.c (rank_for_schedule): Introduced flags to
3933 enable/disable individual scheduling heuristics.
3934 * common.opt: Introduced flags to enable/disable individual
3935 heuristics in the scheduler.
3936 * doc/invoke.texi: Introduced flags to enable/disable individual
3937 heuristics in the scheduler.
3939 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3941 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3942 config/i386/mingw-tls.c.
3943 * config/i386/mingw-tls.c: Removed.
3945 2009-07-13 Ira Rosen <irar@il.ibm.com>
3947 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3948 checks access only relevant statements.
3949 (vectorizable_reduction): Likewise.
3951 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3953 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3954 just for 32-bit case.
3956 2009-07-12 Jan Hubicka <jh@suse.cz>
3958 PR tree-optimization/40585
3959 * except.c (expand_resx_expr): When there already is resume
3960 instruction, produce linked list.
3961 (build_post_landing_pads): Assert that resume is empty.
3962 (connect_post_landing_pads): Handle resume lists.
3963 (dump_eh_tree): Dump resume list.
3965 2009-07-12 Ira Rosen <irar@il.ibm.com>
3967 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3968 with additional argument.
3969 * tree-vectorizer.h (enum vect_def_type): Add
3970 vect_double_reduction_def.
3971 (vect_is_simple_reduction): Add argument.
3972 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3974 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3975 vect_is_simple_reduction with additional argument.
3976 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3978 (reduction_code_for_scalar_code): Handle additional codes by
3979 returning ERROR_MARK for them. Fix comment and indentation.
3980 (vect_is_simple_reduction): Fix comment, add argument to specify
3981 double reduction. Detect double reduction.
3982 (get_initial_def_for_induction): Fix indentation.
3983 (get_initial_def_for_reduction): Fix comment and indentation.
3984 Handle double reduction. Create initial definitions that do not
3985 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3986 (vect_create_epilog_for_reduction): Fix comment, add argument to
3987 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3988 epilogue result extraction. Create double reduction phi node and
3989 replace relevant uses.
3990 (vectorizable_reduction): Call vect_is_simple_reduction with
3991 additional argument. Fix indentation. Update epilogue code treatment
3992 according to the changes in reduction_code_for_scalar_code. Check
3993 for double reduction. Call vect_create_epilog_for_reduction with
3994 additional argument.
3995 * tree-vect-stmts.c (process_use): Handle double reduction, update
3997 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3998 (vect_get_vec_def_for_operand): Likewise.
4000 2009-07-12 Danny Smith <dansmister@gmail.com>
4002 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
4003 dllexport if !TREE_PUBLIC.
4004 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
4006 2009-07-11 Anatoly Sokolov <aesok@post.ru>
4008 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
4009 (avr_extra_arch_macro) Remove declatation.
4010 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
4011 (avr_extra_arch_macro) Declare as static.
4012 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
4014 2009-07-11 Jan Hubicka <jh@suse.cz>
4017 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
4019 2009-07-11 Jakub Jelinek <jakub@redhat.com>
4022 * dwarf2out.c (dw_fde_struct): Add in_std_section and
4023 cold_in_std_section bits.
4024 (dwarf2out_begin_prologue): Initialize them.
4025 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
4026 if already covered by text_section or cold_text_section range.
4028 PR rtl-optimization/40667
4029 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
4030 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
4031 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
4032 * config/i386/i386.c (ix86_minimum_alignment): New function.
4033 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
4034 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
4035 * emit-rtl.c (gen_reg_rtx): Likewise.
4036 * function.c (assign_parms): Likewise. If nominal_type needs
4037 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
4038 rather than passed_type's alignment.
4041 * function.c (assign_parm_setup_stack): Adjust
4042 MEM_OFFSET (data->stack_parm) if promoted_mode is different
4043 from nominal_mode on big endian.
4045 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
4047 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
4049 2009-07-10 DJ Delorie <dj@redhat.com>
4051 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
4053 2009-07-10 Mark Mitchell <mark@codesourcery.com>
4055 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
4057 (thumb2_cbnz): Likewise.
4059 2009-07-10 David Daney <ddaney@caviumnetworks.com>
4062 * config.gcc (supported_defaults): Add synci.
4063 (with_synci): Add validation.
4064 (all_defaults): Add synci.
4065 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
4068 * config/mips/mips.opt (msynci): New option.
4069 * config/mips/mips.c (mips_override_options): Warn on use of
4070 -msynci for targets that do now support it.
4071 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4073 * gcc/doc/invoke.texi (-msynci): Document the new option.
4074 * doc/install.texi (--with-synci): Document the new option.
4076 2009-07-10 Richard Guenther <rguenther@suse.de>
4078 PR tree-optimization/40496
4079 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
4080 the PHI result with a compatible type.
4082 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
4086 * c.opt (Wunused-result): New.
4087 * doc/invoke.texi: Document it.
4088 * c-common.c (c_warn_unused_result): Use it.
4090 2009-07-09 DJ Delorie <dj@redhat.com>
4092 * targhooks.c (default_target_can_inline_p): Rename from
4093 default_target_option_can_inline_p.
4094 * targhooks.h (default_target_can_inline_p): Likewise.
4095 * target-def.h (TARGET_CAN_INLINE_P): Rename from
4096 TARGET_OPTION_CAN_INLINE_P.
4097 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
4098 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
4099 (mep_target_can_inline_p): Rename from
4100 mep_target_option_can_inline_p.
4103 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
4104 registers used to pass vectors.
4106 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
4108 2009-07-09 Tom Tromey <tromey@redhat.com>
4110 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
4111 * config/mmix/mmix.c: Include dwarf2.h.
4112 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
4113 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
4114 * config/sh/sh.c: Include dwarf2.h.
4115 * config/i386/i386.c: Include dwarf2.h.
4116 * Makefile.in (DWARF2_H): Remove 'elf'.
4117 * except.c: Include dwarf2.h.
4118 * unwind-dw2.c: Include dwarf2.h.
4119 * dwarf2out.c: Include dwarf2.h.
4120 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
4121 * unwind-dw2-fde.c: Include dwarf2.h.
4122 * dwarf2asm.c: Include dwarf2.h.
4124 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4126 * haifa-sched.c (insn_finishes_cycle_p): New static function.
4127 (max_issue): Use it.
4128 * sched-int.h (struct sched_info: insn_finishes_block_p): New
4130 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
4131 (region_sched_info): Update.
4132 * sched-ebb.c (ebb_sched_info): Update.
4133 * modulo-sched.c (sms_sched_info): Update.
4134 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
4136 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4138 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
4140 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
4142 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
4144 2009-07-09 Jakub Jelinek <jakub@redhat.com>
4147 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
4148 arg1 with arg01 if arg1 is already INTEGER_CST.
4150 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
4152 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
4153 Transform (and (truncate)) into (truncate (and)).
4155 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
4157 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
4158 creating LHS paradoxical subregs. Fix surrounding returns to
4159 use NULL_RTX rather than 0.
4161 2009-07-08 DJ Delorie <dj@redhat.com>
4163 * config/mep/mep.c: (mep_option_can_inline_p): New.
4164 (TARGET_OPTION_CAN_INLINE_P): Define.
4166 2009-07-08 Mark Wielaard <mjw@redhat.com>
4169 * dwarf2out.c (add_data_member_location_attribute): When we have
4170 only a constant offset don't emit a new location description using
4171 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
4174 2009-07-08 Richard Henderson <rth@redhat.com>
4177 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
4178 (enum reg_class): Add CLOBBERED_REGS.
4179 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
4180 * config/i386/i386.c (ix86_conditional_register_usage): Moved
4181 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
4182 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
4183 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
4184 force 64-bit sibcalls into R11.
4185 * config/i386/constraints.md (U): New constraint.
4186 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
4187 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
4188 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
4190 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
4192 * basic-block.h (dump_regset, debug_regset): Remove duplicate
4194 * c-objc-common.h (c_initialize_diagnostics): Ditto.
4195 * ebitmap.h (dump_ebitmap): Ditto.
4196 * optabs.h (optab_libfunc): Ditto.
4197 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
4198 * tree-flow.h (vect_can_force_dr_alignment_p,
4199 get_vectype_for_scalar_type): Ditto.
4200 (vectorize_loops): Move prototype to ...
4201 * tree-vectorizer.h: ... here. Also, adjust comment.
4202 (vect_set_verbosity_level): Remove duplicate prototype.
4203 * tree-ssa-loop.c: Include tree-vectorizer.h.
4204 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
4206 2009-07-08 Nick Clifton <nickc@redhat.com>
4208 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
4211 2009-07-08 DJ Delorie <dj@redhat.com>
4213 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
4214 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
4215 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
4217 * config/mep/intrinsics.md: Regenerated.
4218 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
4219 registers when asm() or calls are detected.
4221 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4224 * gimplify.c (gimplify_expr): Propagate no_warning flag when
4226 * gimple (gimple_build_call_from_tree): Likewise.
4227 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
4228 no_warning flag before warning.
4230 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4232 * tree.c (set_expr_locus): Remove.
4233 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
4234 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
4236 * gimplify.c (internal_get_tmp_var): Likewise.
4237 (gimplify_call_expr): Likewise.
4238 (gimplify_one_sizepos): Likewise.
4240 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
4243 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
4244 to variables for debugging purposes.
4246 2009-06-23 Mark Loeser <mark@halcy0n.com>
4249 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
4251 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4253 * pretty-print.c (pp_base_format): Remove %J.
4254 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4255 gcc_cxxdiag_char_table): Likewise.
4256 (init_dynamic_diag_info): Likewise.
4258 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4260 * pretty-print.c (pp_base_format): Remove %H.
4261 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4262 gcc_cxxdiag_char_table): Likewise.
4263 (init_dynamic_diag_info): Likewise.
4264 * config/mep/mep.c (mep_select_section): Likewise.
4266 2009-07-07 Duncan Sands <baldrick@free.fr>
4268 * final.c (pass_clean_state): Give the pass a name.
4269 * passes.c (pass_rest_of_compilation): Likewise.
4270 * tree-optimize.c (pass_all_optimizations): Likewise.
4272 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
4274 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
4275 an extra 'decl' for error_at.
4277 2009-07-07 Jakub Jelinek <jakub@redhat.com>
4280 * tree-tailcall.c (adjust_return_value_with_ops,
4281 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
4282 if it has complex or vector type.
4284 2009-07-07 Olivier Hainque <hainque@adacore.com>
4286 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
4289 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
4291 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
4293 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4295 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
4296 * c-decl.c: Likewise.
4297 * function.c: Likewise.
4298 * varasm.c: Likewise.
4299 * tree-ssa.c: Likewise.
4300 * c-common.c: Likewise.
4301 * tree-cfg.c: Likewise.
4302 * config/spu/spu.c: Likewise.
4303 * config/ia64/ia64.c: Likewise.
4304 * config/v850/v850.c: Likewise.
4306 2009-07-06 DJ Delorie <dj@redhat.com>
4308 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
4309 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
4310 unspecified accesses to control registers.
4311 * config/mep/intrinsics.md: Regenerate.
4312 * config/mep/intrinsics.h: Regenerate.
4313 * config/mep/mep-intrin.h: Regenerate.
4315 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4317 * c-lex.c: Replace %H by an explicit location. Update all calls.
4318 * c-common.c: Likewise.
4319 * c-decl.c: Likewise.
4320 * c-typeck.c: Likewise.
4321 * fold-const.c: Likewise.
4322 * gimplify.c: Likewise.
4324 * tree-cfg.c: Likewise.
4325 * tree-ssa-loop-niter.c: Likewise.
4326 * tree-vrp.c: Likewise.
4327 * value-prof.c: Likewise.
4329 2009-07-06 Diego Novillo <dnovillo@google.com>
4331 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
4332 if it has one. Handle cases where VAR does not have an
4333 annotation or cfun is NULL.
4335 2009-07-06 Diego Novillo <dnovillo@google.com>
4337 * tree.c: Include debug.h.
4338 (initialize_tree_contains_struct): New.
4339 (init_ttree): Call it.
4340 (tree_node_structure_for_code): Factor out of ...
4341 (tree_node_structure): ... here.
4342 * treestruct.def (TS_PHI_NODE): Remove.
4343 (TS_GIMPLE_STATEMENT): Remove.
4345 2009-07-06 Diego Novillo <dnovillo@google.com>
4347 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
4348 (debug_tree_chain): Handle cycles.
4350 2009-07-06 Nick Clifton <nickc@redhat.com>
4351 DJ Delorie <dj@redhat.com>
4353 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4354 __FMOVD_ENABLED__ is defined.
4356 (TARGET_FMOVD): Provide a default definition.
4357 (MASK_FMOVD): Likewise.
4358 (TARGET_CPU_CPP_BUILTINS): Define
4359 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4360 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4361 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
4362 (split for DF load from memory into register): Also handle
4363 MEMs which consist of REG+DISP addressing.
4364 (split for DF store from register to memory): Likewise.
4365 (movsf_ie): Always use single fp_mode.
4366 * config/sh/sh.c (sh_override_options): Do not automatically
4367 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4368 that to the -mfmovd command line switch.
4369 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
4370 (fldi_ok): Always allow.
4371 * config/sh/sh.opt (mfmovd): Remove this switch.
4372 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4374 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
4375 Kaz Kojima <kkojima@gcc.gnu.org>
4377 PR rtl-optimization/30807
4378 * postreload.c (reload_combine): For every new use of REG_SUM,
4379 record the use of BASE.
4381 2009-07-06 Jan Hubicka <jh@suse.cz>
4383 * params.def: Revert my accidental commit at 2009-06-30.
4385 2009-07-04 Ian Lance Taylor <iant@google.com>
4388 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
4390 (mingw_format_attribute_overrides): Likewise.
4392 2009-07-04 Jakub Jelinek <jakub@redhat.com>
4395 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
4396 don't check cfa.reg. Instead of cfa.indirect use
4397 fde && fde->drap_reg != INVALID_REGNUM test.
4399 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
4401 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
4403 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
4406 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
4408 2009-07-03 Richard Guenther <rguenther@suse.de>
4410 PR tree-optimization/40640
4411 * tree-switch-conversion.c (build_arrays): Perform arithmetic
4414 2009-07-03 Jan Hubicka <jh@suse.cz>
4416 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
4417 for size, reduce amount of inlining.
4419 2009-07-03 Richard Guenther <rguenther@suse.de>
4422 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
4423 if t +- x is known to not overflow and the conversion widens the
4425 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
4427 2009-07-03 Jan Hubicka <jh@suse.cz>
4429 * ipa-pure-const.c (analyze): Update loop optimizer init.
4430 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
4431 try_remove_empty_loop, remove_empty_loops): Remove.
4432 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
4433 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
4434 to mark regular loops as neccesary.
4435 (degenerate_phi_p): New function.
4436 (propagate_necessity, remove_dead_phis): Use it.
4437 (forward_edge_to_pdom): Likewise.
4438 (eliminate_unnecessary_stmts): Take care to remove uses of results of
4439 virtual PHI nodes that became unreachable.
4440 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
4441 * tree-flow.h (remove_empty_loops): Remove.
4442 * passes.c (init_optimization_passes): Remove.
4444 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
4446 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
4447 can_create_pseudo_p.
4448 (*fix_trunc<mode>_i387_1): Ditto.
4449 (*floathi<mode>2_1): Ditto.
4450 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
4451 (*fistdi2_1): Ditto.
4452 (*fist<mode>2_1): Ditto.
4453 (frndintxf2_floor): Ditto.
4454 (*fist<mode>2_floor_1): Ditto.
4455 (frndintxf2_ceil): Ditto.
4456 (*fist<mode>2_ceil_1): Ditto.
4457 (frndintxf2_trunc): Ditto.
4458 (frndintxf2_mask_pm): Ditto.
4459 (fxam<mode>2_i387_with_temp): Ditto.
4460 * config/i386/sse.md (mulv16qi3): Ditto.
4461 (*sse2_mulv4si3): Ditto.
4463 (sse4_2_pcmpestr): Ditto.
4464 (sse4_2_pcmpistr): Ditto.
4466 2009-07-03 Jan Hubicka <jh@suse.cz>
4468 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
4469 (mark_stmt_necessary): Set it.
4470 (mark_operand_necessary): Set it.
4471 (mark_control_dependent_edges_necessary): Set it.
4472 (mark_virtual_phi_result_for_renaming): New function.
4473 (get_live_post_dom): New function.
4474 (forward_edge_to_pdom): New function.
4475 (remove_dead_stmt): Fix handling of control dependences.
4476 (tree_dce_init): Init new bitmap.
4477 (tree_dce_done): Free it.
4479 2009-07-02 Richard Guenther <rguenther@suse.de>
4482 * tree-ssa-structalias.c (new_var_info): Initialize
4485 2009-07-02 Jan Hubicka <jh@suse.cz>
4487 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
4490 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
4492 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
4493 instead of recomputing it. Adjust calls.
4494 (emit_store_flag): Adjust recursive calls.
4496 2009-07-02 Richard Guenther <rguenther@suse.de>
4498 * tree-ssa-live.c (remove_unused_locals): Do not remove
4500 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
4501 of DECL_EXTERNAL for HEAP variables.
4502 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
4503 HEAP variables. Do not adjust RESTRICT vars.
4504 (find_what_var_points_to): Nobody cares if something
4507 2009-07-02 Ben Elliston <bje@au.ibm.com>
4509 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
4510 pc_low and pc_high declarations to the top of the function.
4512 2009-07-01 DJ Delorie <dj@redhat.com>
4514 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
4516 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
4517 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
4518 unspecified accesses to control registers.
4519 * config/mep/intrinsics.md: Regenerate.
4520 * config/mep/intrinsics.h: Regenerate.
4521 * config/mep/mep-intrin.h: Regenerate.
4523 2009-07-01 Anthony Green <green@moxielogic.com>
4525 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4526 instruction when possible.
4527 (moxie_expand_prologue): Ditto. Also, save an instruction and
4528 some complexity by popping off of $r12 instead of $sp.
4529 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
4532 2009-07-01 Richard Henderson <rth@redhat.com>
4535 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
4536 contained no insns, reposition note before last insn.
4538 2009-07-01 Richard Henderson <rth@redhat.com>
4541 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
4542 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
4544 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4547 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
4548 darwin9 for printing reg addresses with %y.
4550 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4552 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
4553 truncation from operands in binary operations.
4555 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4558 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
4559 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
4560 subreg of op0 to the original op0.
4562 * expmed.c (store_bit_field_1): Use a temporary as the destination
4563 instead of a paradoxical subreg when we need to truncate the result.
4565 2009-07-01 DJ Delorie <dj@redhat.com>
4567 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
4568 names to VLIW variants.
4569 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
4570 * config/mep/intrinsics.md: Regenerate.
4571 * config/mep/intrinsics.h: Regenerate.
4572 * config/mep/mep-intrin.h: Regenerate.
4574 2009-07-01 Jakub Jelinek <jakub@redhat.com>
4577 * jump.c (returnjump_p): Revert last patch.
4578 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
4580 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4583 * pa.md (casesi32p): Use jump table label to determine the offset
4585 (casesi64p): Likewise.
4587 * pa.c (forward_branch_p): Return bool type. Use instruction
4588 addresses when available. Assert that INSN has a jump label.
4589 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
4592 2009-07-01 Richard Guenther <rguenther@suse.de>
4594 PR tree-optimization/19831
4595 * tree-ssa-dce.c (propagate_necessity): Calls to functions
4596 that only act as barriers do not make any previous stores necessary.
4597 * tree-ssa-structalias.c (handle_lhs_call): Delay making
4598 HEAP variables global, do not add a constraint from nonlocal.
4599 (find_func_aliases): Handle escapes through return statements.
4600 (compute_points_to_sets): Make escaped HEAP variables global.
4602 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4605 * expmed.c (emit_store_flag): Perform a conversion if necessary,
4606 after reducing a DImode cstore to SImode.
4608 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4610 * expr.c (expand_expr_real_1): Reinstate fallthrough to
4611 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
4613 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
4615 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
4616 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
4618 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
4619 and umod_optab if TARGET_BSD_DIVMOD.
4620 * config/vax/lib1funcs.asm: New file.
4621 * config/vax/t-linux: New file.
4622 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
4624 2009-06-30 Jakub Jelinek <jakub@redhat.com>
4627 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
4628 to type arguments that have void type.
4631 * dwarf2out.c (gen_formal_parameter_die): Call
4632 equate_decl_number_to_die if node is different from origin.
4634 2009-06-30 Anthony Green <green@moxielogic.com>
4636 Clean up moxie port for --enable-build-with-cxx.
4637 * config/moxie/moxie.c (moxie_function_value): First two
4638 parameters are const_tree, not tree.
4639 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
4640 (REG_CLASS_NAMES): Ditto.
4641 (REGNO_REG_CLASS): Ditto.
4642 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
4643 (moxie_function_value): Fix constyness of arguments.
4645 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
4647 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
4648 finalize_size_functions before further processing.
4649 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
4650 (variable_size): Call self_referential_size on size expressions
4651 that contain a PLACEHOLDER_EXPR.
4652 (size_functions): New static variable.
4653 (copy_self_referential_tree_r): New static function.
4654 (self_referential_size): Likewise.
4655 (finalize_size_functions): New global function.
4656 * tree.c: Include tree-inline.h.
4657 (push_without_duplicates): New static function.
4658 (find_placeholder_in_expr): New global function.
4659 (substitute_in_expr) <tcc_declaration>: Return the replacement object
4661 <tcc_expression>: Likewise.
4662 <tcc_vl_exp>: If the replacement object is a constant, try to inline
4663 the call in the expression.
4664 * tree.h (finalize_size_functions): Declare.
4665 (find_placeholder_in_expr): Likewise.
4666 (FIND_PLACEHOLDER_IN_EXPR): New macro.
4667 (substitute_placeholder_in_expr): Update comment.
4668 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
4670 (copy_tree_body_r): Likewise.
4671 (copy_tree_body): New static function.
4672 (maybe_inline_call_in_expr): New global function.
4673 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
4674 (maybe_inline_call_in_expr): Declare.
4675 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
4676 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
4679 2009-06-30 Richard Guenther <rguenther@suse.de>
4681 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
4683 (propagate_necessity): Do not mark reaching defs of stores
4686 2009-06-30 Jan Hubicka <jh@suse.cz>
4688 * cfgloopanal.c (check_irred): Move into ...
4689 (mark_irreducible_loops): ... here; return true if ireducible
4691 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
4692 (analyze_function): Try to prove loop finiteness.
4693 * cfgloop.h (mark_irreducible_loops): Update prototype.
4694 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
4696 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
4698 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
4700 2009-06-30 Ira Rosen <irar@il.ibm.com>
4702 PR tree-optimization/40542
4703 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
4706 2009-06-30 Martin Jambor <mjambor@suse.cz>
4708 PR tree-optimization/40582
4709 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
4710 than useless_type_conversion_p.
4711 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
4714 2009-06-30 Martin Jambor <mjambor@suse.cz>
4717 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
4719 2009-06-30 Richard Guenther <rguenther@suse.de>
4721 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
4722 use ao_ref references.
4723 (walk_aliased_vdefs): Likewise.
4724 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
4725 * tree-ssa-dce.c (struct ref_data): Remove.
4726 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
4727 (mark_aliased_reaching_defs_necessary): Adjust.
4728 (mark_all_reaching_defs_necessary_1): Likewise.
4730 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
4733 * expmed.c (emit_cstore): New name of emit_store_flag_1.
4734 (emit_store_flag_1): Extract from emit_store_flag, adjust
4735 calls to (what now is) emit_cstore.
4736 (emit_store_flag): Call emit_store_flag_1 and also use it
4737 for what used to be recursive calls.
4739 2009-06-30 Wei Guozhi <carrot@google.com>
4742 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
4743 if the target bb post dominates from bb.
4744 * config/i386/i386.c (memory_address_length): Check existence of base
4745 register before using it.
4747 2009-06-30 Nick Clifton <nickc@redhat.com>
4748 DJ Delorie <dj@redhat.com>
4750 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4751 __FMOVD_ENABLED__ is defined.
4753 (TARGET_FMOVD): Provide a default definition.
4754 (MASK_FMOVD): Likewise.
4755 (TARGET_CPU_CPP_BUILTINS): Define
4756 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4757 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4758 two fmov instructions depending upon whether TARGET_FMOVD is
4760 (split for DF load from memory into register): Also handle
4761 MEMs which consist of REG+DISP addressing.
4762 (split for DF store from register to memory): Likewise.
4763 * config/sh/sh.opt (mfmovd): Remove this switch.
4764 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4765 * config/sh/sh.c (sh_override_options): Do not automatically
4766 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4767 that to the -mfmovd command line switch.
4769 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4771 (fldi_ok): Always allow.
4772 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4774 2009-06-29 DJ Delorie <dj@redhat.com>
4776 * doc/install.texi (mep-x-elf): Correct chip's full name.
4778 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4780 * doc/extend.texi: Fix typo.
4782 2009-06-29 Tom Tromey <tromey@redhat.com>
4785 * Makefile.in (DWARF2_H): New variable.
4787 (dwarf2out.o): Likewise.
4788 (dwarf2asm.o): Likewise.
4789 * config/i386/t-i386: Use DWARF2_H.
4790 * except.c: Include elf/dwarf2.h.
4791 * unwind-dw2.c: Include elf/dwarf2.h.
4792 * dwarf2out.c: Include elf/dwarf2.h.
4793 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4794 <dtprel>: New field.
4795 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4796 (size_of_loc_descr): Likewise.
4797 (output_loc_operands_raw): Likewise.
4798 (output_loc_operands): Handle new dtprel field.
4799 (loc_checksum): Update.
4800 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4801 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4802 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4803 * dwarf2asm.c: Include elf/dwarf2.h.
4804 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4805 * config/mmix/mmix.c: Include elf/dwarf2.h.
4806 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4807 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4808 * config/sh/sh.c: Include elf/dwarf2.h.
4809 * config/i386/i386.c: Include elf/dwarf2.h.
4811 2009-06-29 DJ Delorie <dj@redhat.com>
4813 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4815 * doc/extend.texi: Add MeP attributes and pragmas.
4816 * doc/invoke.text: Add MeP Options.
4817 * doc/contrib.texi: Add MeP contribution.
4818 * doc/md.texi: Add MeP constraints.
4819 * doc/install.texi: Add MeP target.
4821 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4823 * target.h (struct gcc_target): Add frame_pointer_required field.
4824 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4825 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4826 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4828 * reload1.c (update_eliminables): (Ditto.).
4829 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4830 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4831 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4833 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4835 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4836 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4837 (arm_frame_pointer_required): New function.
4839 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4840 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4841 (avr_frame_pointer_required_p): Declare as static.
4842 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4844 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4845 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4846 (bfin_frame_pointer_required): Make as static, change return type
4848 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4850 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4851 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4852 (cris_frame_pointer_required): New function.
4854 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4856 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4857 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4858 (fr30_frame_pointer_required): New function.
4860 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4861 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4862 (frv_frame_pointer_required): Make as static, change return type
4864 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4866 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4867 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4868 (ix86_frame_pointer_required): Make as static, change return type to
4870 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4872 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4873 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4875 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4877 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4879 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4881 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4882 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4883 (mips_frame_pointer_required): Make as static.
4884 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4886 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4887 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4888 (mmix_frame_pointer_required): Mew function.
4890 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4891 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4893 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4895 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4897 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4899 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4900 (CAN_ELIMINATE): Redefine.
4901 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4902 (sparc_frame_pointer_required): New function.
4903 (sparc_can_eliminate): New function.
4904 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4906 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4907 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4909 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4910 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4911 (xtensa_frame_pointer_required): Make as static, change return type
4913 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4916 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4918 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4919 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4920 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4921 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4922 (register_callback): Handle PLUGIN_START_UNIT.
4923 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4925 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4927 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4929 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4930 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4932 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4934 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4937 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4939 * doc/extend.texi (Additional Floating Types): __float128 is also
4940 supported on i386 targets.
4942 2009-06-29 Richard Guenther <rguenther@suse.de>
4945 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4947 (pt_solutions_same_restrict_base): Declare.
4948 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4950 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4951 (make_constraint_from, make_copy_constraint): Move earlier.
4952 (make_constraint_from_heapvar): New function.
4953 (make_constraint_from_restrict): Likewise.
4954 (handle_lhs_call): Use it.
4955 (find_func_aliases): Use it to track conversions to restrict
4957 (struct fieldoff): Add only_restrict_pointers flag.
4958 (push_fields_onto_fieldstack): Initialize it.
4959 (create_variable_info_for): Track global restrict qualified pointers.
4960 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4961 Track restrict qualified pointer arguments.
4962 (set_uids_in_ptset): Use varinfo is_global_var flag.
4963 (find_what_var_points_to): Set the vars_contains_restrict flag.
4964 Always create the points-to solution for sets including restrict tags.
4965 (pt_solutions_same_restrict_base): New function.
4966 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4967 qualified pointers use pt_solutions_same_restrict_base as
4968 additional source for disambiguation.
4970 2009-06-29 Richard Guenther <rguenther@suse.de>
4973 * alias.c (find_base_decl): Remove.
4974 (get_deref_alias_set_1): Remove restrict handling.
4975 * c-common.c (c_apply_type_quals_to_decl): Do not set
4976 DECL_POINTER_ALIAS_SET.
4977 * gimplify.c (find_single_pointer_decl_1): Remove.
4978 (find_single_pointer_decl): Likewise.
4979 (internal_get_tmp_var): Remove restrict handling.
4980 (gimple_regimplify_operands): Likewise.
4981 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4982 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4983 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4984 * tree.c (restrict_base_for_decl): Remove.
4985 (init_ttree): Do not allocate it.
4986 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4987 LABEL_DECL_UID for label decls.
4988 (copy_node_stat): Do not copy restrict information.
4989 (decl_restrict_base_lookup): Remove.
4990 (decl_restrict_base_insert): Likewise.
4991 (print_restrict_base_statistics): Likewise.
4992 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4993 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4994 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4995 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4996 (LABEL_DECL_UID): Adjust.
4997 (DECL_BASED_ON_RESTRICT_P): Remove.
4998 (DECL_GET_RESTRICT_BASE): Likewise.
4999 (SET_DECL_RESTRICT_BASE): Likewise.
5000 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
5002 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
5003 instead of DECL_POINTER_ALIAS_SET.
5004 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5005 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
5006 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
5008 2009-06-29 Richard Guenther <rguenther@suse.de>
5010 PR tree-optimization/40579
5011 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
5012 the IL to simplify has constants that overflowed.
5014 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
5016 PR tree-optimization/40550
5017 * tree-vect-generic.c (expand_vector_operations_1): Compute in
5018 vector_compute_type only when the size of vector_compute_type is
5019 less than the size of type.
5021 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
5023 * fold-const.c (contains_label_1): Fix comments.
5024 (contains_label_p): Do not walk trees multiple time.
5026 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5028 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
5029 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
5030 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
5031 ix86_fp_comparison_operator.
5032 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
5033 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
5034 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
5035 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
5036 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
5037 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
5038 (related splits): Change predicate to ix86_fp_comparison_operator.
5039 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
5040 instead of ix86_fp_comparison_codes.
5041 (ix86_trivial_fp_comparison_operator,
5042 ix86_fp_comparison_operator): New.
5043 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
5044 (ix86_expand_compare): Eliminate last two parameters.
5045 (ix86_fp_jump_nontrivial_p): Kill.
5046 * config/i386/i386.c (put_condition_code): Eliminate call to
5047 ix86_fp_comparison_codes and subsequent assertion.
5048 (ix86_fp_comparison_codes): Eliminate.
5049 (ix86_fp_swap_condition): New.
5050 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
5051 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
5052 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
5053 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
5054 and ix86_fp_swap_condition.
5055 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
5056 Use ix86_fp_comparison_strategy.
5057 (ix86_expand_compare): Likewise. Eliminate last two arguments.
5058 (ix86_fp_jump_nontrivial_p): Eliminate.
5059 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
5060 call to ix86_expand_compare.
5061 (ix86_split_fp_branch, ix86_expand_setcc,
5062 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
5063 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
5065 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5067 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
5068 related to jump_clobbers.
5069 * config/arm/arm.md (conds): Remove jump_clob case.
5070 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
5071 splits): Change comparison_operator to arm_comparison_operator.
5072 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
5075 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5077 * dojump.c (do_compare_rtx_and_jump): Try swapping the
5078 condition for floating point modes.
5079 * expmed.c (emit_store_flag_1): Move here a bigger part
5081 (emit_store_flag): Try swapping the condition for floating point
5083 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
5085 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5087 * expr.c (expand_expr_real_1): Just use do_store_flag.
5088 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
5089 emit_store_flag_force.
5090 * expmed.c (emit_store_flag_force): Copy here trick
5091 previously in expand_expr_real_1. Try reversing the comparison.
5092 (emit_store_flag_1): Work if target is NULL.
5093 (emit_store_flag): Work if target is NULL, using the result mode
5094 from the comparison. Use split_comparison, restructure final part
5095 to simplify conditionals.
5097 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5099 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
5100 * dojump.c (do_jump): Change handling of floating-point
5101 ops to use just do_compare_and_jump.
5102 (split_comparison): New.
5103 (do_compare_rtx_and_jump): Add here logic coming previously
5104 in do_jump, using split_comparison.
5106 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
5109 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
5111 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5113 * tree-ssa-alias.c: Fix unintentional commit.
5115 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5117 * passes.c (execute_one_pass): Fix unintentional commit.
5119 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5121 * df-problems.c (df_set_seen, df_unset_seen): Delete.
5122 (df_rd_local_compute, df_md_local_compute): Inline them.
5124 (df_md_scratch): New.
5125 (df_md_alloc, df_md_free): Allocate/free it.
5126 (df_md_local_compute): Only include live registers in init.
5127 (df_md_transfer_function): Prune the in-set computed by
5128 the confluence function, and the gen-set too.
5130 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5132 PR rtl-optimization/26854
5133 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
5134 * df-problems.c (df_rd_add_problem): Fix comment.
5135 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
5136 df_md_simulate_artificial_defs_at_top,
5137 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
5138 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
5139 df_md_transfer_function, df_md_init, df_md_confluence_0,
5140 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
5141 problem_MD, df_md_add_problem): New.
5142 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
5143 df_md_get_bb_info): New.
5144 (DF_LAST_PROBLEM_PLUS1): Adjust.
5146 * Makefile.in (fwprop.o): Include domwalk.h.
5147 * fwprop.c: Include domwalk.h.
5148 (reg_defs, reg_defs_stack): New.
5149 (bitmap_only_bit_between): Remove.
5150 (process_defs): New.
5151 (process_uses): Use reg_defs and local_md instead of
5152 bitmap_only_bit_between and local_rd.
5153 (single_def_use_enter_block): New, from build_single_def_use_links.
5154 (single_def_use_leave_block): New.
5155 (build_single_def_use_links): Remove code moved to
5156 single_def_use_enter_block, invoke domwalk.
5157 (use_killed_between): Adjust comment.
5159 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5161 * bitmap.h (bitmap_ior_and_into): New.
5162 * bitmap.c (bitmap_ior_and_into): New.
5164 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5166 * domwalk.h (struct dom_walk_data): Remove all callbacks except
5167 before_dom_children_before_stmts and after_dom_children_after_stmts.
5168 Rename the two remaining callbacks to just before_dom_children and
5169 after_dom_children. Remove other GIMPLE statement walking bits.
5170 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
5171 * graphite.c: Do not include domwalk.h.
5172 * tree-into-ssa.c (interesting_blocks): New global.
5173 (struct mark_def_sites_global_data): Remove it and names_to_rename.
5174 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
5175 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
5176 now that they're not domwalk callbacks.
5177 (rewrite_initialize_block): Rename to...
5178 (rewrite_enter_block): ... this, place after called functions. Test
5179 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
5180 (rewrite_finalize_block): Rename to...
5181 (rewrite_leave_block): ... this, place after called functions.
5182 (rewrite_update_init_block): Rename to...
5183 (rewrite_update_enter_block): ... this, place after called functions.
5184 Test interesting_blocks, call rewrite_update_stmt and
5185 rewrite_update_phi_arguments.
5186 (rewrite_update_fini_block): Rename to...
5187 (rewrite_leave_block): ... this, place after called functions.
5188 (rewrite_blocks): Remove last argument, simplify initialization of
5190 (mark_def_sites_initialize_block): Rename to...
5191 (mark_def_sites_block): ... this, call mark_def_sites.
5192 (mark_def_sites_blocks): Remove argument, simplify initialization of
5194 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
5195 (update_ssa): Likewise.
5196 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
5198 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
5199 (dom_opt_initialize_block): Rename to...
5200 (dom_opt_enter_block): ... this, place after called functions. Walk
5201 statements here, inline propagate_to_outgoing_edges.
5202 (dom_opt_finalize_block): Rename to...
5203 (dom_opt_leave_block): ... this, place after called functions.
5204 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
5206 (dse_enter_block, dse_record_phi): New.
5207 (dse_record_phis): Delete.
5208 (dse_finalize_block): Rename to...
5209 (dse_leave_block): ... this.
5210 (tree_ssa_dse): Simplify initialization of walk_data.
5211 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
5212 Adjust initialization of walk_data.
5213 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
5214 * tree-ssa-loop-phiopt.c (get_non_trapping):
5215 Adjust initialization of walk_data.
5216 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
5217 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
5218 it's not a domwalk callback.
5219 (uncprop_initialize_block): Rename to...
5220 (dse_enter_block): ... this, call uncprop_into_successor_phis.
5221 (dse_finalize_block): Rename to...
5222 (dse_leave_block): ... this.
5223 (tree_ssa_uncprop): Simplify initialization of walk_data.
5224 * Makefile.in: Adjust dependencies.
5226 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
5228 * arm.md (casesi): Fix test for Thumb1.
5229 (thumb1_casesi_internal_pic): Likewise.
5230 (thumb1_casesi_dispatch): Likewise.
5232 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
5234 * config/arm/arm-cores.def: Added core cortex-m0.
5235 * config/arm/arm-tune.md: Regenerated.
5236 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
5238 2009-06-26 DJ Delorie <dj@redhat.com>
5240 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
5242 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
5243 the scheduler doesn't tag jump insns.
5245 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
5247 * c-decl.c (merge_decls): Re-indent.
5249 2009-06-26 Janis Johnson <janis187@us.ibm.com>
5252 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
5253 Special-case decimal float constants.
5255 2009-06-26 Richard Henderson <rth@redhat.com>
5257 * function.h (struct function): Add cannot_be_copied_reason,
5258 and cannot_be_copied_set.
5259 * tree-inline.c (has_label_address_in_static_1): Rename from
5260 inline_forbidden_p_2; don't set inline_forbidden_reason here.
5261 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
5262 don't set inline_forbidden_reason.
5263 (copy_forbidden): New function, split out of inline_forbidden_p.
5264 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
5265 (inline_forbidden_p): Use copy_forbidden.
5266 (tree_versionable_function_p): Likewise.
5267 (inlinable_function_p): Merge into tree_inlinable_function_p.
5268 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
5269 * ipa-cp.c (ipcp_versionable_function_p): New function.
5270 (ipcp_cloning_candidate_p): Use it.
5271 (ipcp_node_modifiable_p): Likewise.
5273 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
5275 * builtins.c (expand_builtin_alloca): Handle builtin alloca
5276 that is marked not to be inlined. Remove flag_mudflap use.
5277 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
5278 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
5280 2009-06-26 Steve Ellcey <sje@cup.hp.com>
5283 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
5284 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
5286 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
5288 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
5290 (__mingwthr_remove_key_dtor): Likewise.
5292 2009-06-26 Richard Guenther <rguenther@suse.de>
5294 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
5296 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
5299 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
5300 try the non-cond_exec path also.
5302 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5305 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
5306 (output_cbranch): Use new functions.
5307 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
5310 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5311 Pat Haugen <pthaugen@us.ibm.com>
5312 Revital Eres <ERES@il.ibm.com>
5314 * config/rs6000/rs6000.c (print_operand): Correct lossage message
5315 for %c error. Add %x support to print VSX registers as a unified
5316 register set, instead of separate float and altivec registers.
5317 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
5318 %y case, and add support for VSX pre-modify addresses.
5319 (output_toc): Add assert for CONST containing an integer constant
5321 (rs6000_adjust_cost): Add POWER7 support.
5322 (insn_must_be_first_in_group): Ditto.
5323 (insn_must_be_last_in_group): Ditto.
5324 (rs6000_emit_popcount): Ditto.
5325 (rs6000_vector_mode_supported_p): Ditto.
5327 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
5328 Change some of the functions called by macros to being called
5329 through a pointer, so debug functions can be inserted if
5330 -mdebug=addr or -mdebug=cost.
5331 (rs6000_preferred_reload_class_ptr): Ditto.
5332 (rs6000_secondary_reload_class_ptr): Ditto.
5333 (rs6000_secondary_memory_needed_ptr): Ditto.
5334 (rs6000_cannot_change_mode_class_ptr): Ditto.
5335 (rs6000_secondary_reload_inner): Ditto.
5336 (rs6000_legitimize_reload_address): Ditto.
5337 (rs6000_legitimize_reload_address_ptr): Ditto.
5338 (rs6000_mode_dependent_address): Ditto.
5339 (rs6000_mode_dependent_address_ptr): Ditto.
5341 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
5342 function to return true if the mode allows reg + integer
5344 (virtual_stack_registers_memory_p): New function to return true if
5345 the address refers to a virtual stack register.
5346 (rs6000_legitimate_offset_address_p): Move code to say whether a
5347 mode supports reg+int addressing to reg_offset_addressing_ok_p and
5349 (rs6000_legitimate_address_p): Add checks for modes that only can
5350 do reg+reg addressing. Start adding VSX support.
5351 (rs6000_legitimize_reload_address): Ditto.
5352 (rs6000_legitimize_address): Ditto.
5353 (rs6000_debug_legitimate_address_p): New debug functions for
5354 -mdebug=addr and -mdebug=cost.
5355 (rs6000_debug_rtx_costs): Ditto.
5356 (rs6000_debug_address_costs): Ditto.
5357 (rs6000_debug_adjust_cost): Ditto.
5358 (rs6000_debug_legitimize_address): Ditto.
5359 (rs6000_legitimize_reload_address_ptr): Point to call normal
5360 function or debug function. Make functions called via pointer
5362 (rs6000_mode_dependent_address_ptr): Ditto.
5363 (rs6000_secondary_reload_class_ptr): Ditto.
5364 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
5365 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
5366 into a friendlier error.
5367 (rs6000_init_builtins): Add initial VSX support.
5368 (rs6000_adjust_cost): Fix some spacing issues.
5370 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
5371 (REG_CLASS_NAMES): Ditto.
5372 (REG_CLASS_CONTENTS): Ditto.
5373 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
5374 pointer, to add -mdebug=addr support.
5375 (CANNOT_CHANGE_MODE_CLASS): Ditto.
5376 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
5377 -mdebug=addr support.
5378 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
5379 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
5380 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
5382 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
5384 (bswapsi*): Set attribute types for load/store. Add combiner
5385 patterns to eliminate zero extend on 64-bit.
5386 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
5387 stdbrx if the hardware supports those instructions.
5389 2009-06-25 Ian Lance Taylor <iant@google.com>
5391 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
5392 (Link Options): Document -static-libstdc++.
5394 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5397 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
5398 DATA_ALIGNMENT instead.
5400 2009-06-25 Richard Guenther <rguenther@suse.de>
5402 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
5403 indirect references against the callused/escaped solutions.
5404 (call_may_clobber_ref_p_1): Likewise.
5406 2009-06-25 Martin Jambor <mjambor@suse.cz>
5408 PR tree-optimization/40493
5409 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
5410 (enum unscalarized_data_handling): New type.
5411 (handle_unscalarized_data_in_subtree): Return what has been done.
5412 (load_assign_lhs_subreplacements): Handle left flushes differently.
5413 (sra_modify_assign): Use unscalarized_data_handling, simplified
5414 condition determining whether to remove the statement.
5416 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
5418 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
5419 excerpt - @ should be doubled for texinfo.
5421 2009-06-24 Ian Lance Taylor <iant@google.com>
5423 * config/arc/arc.c: Include "df.h".
5424 (arc_attribute_table): Make static. Move higher in file.
5425 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
5426 (output_shift): Initialize n later to avoid warning.
5427 * config/arm/arm.c (arm_attribute_table): Make static. Move
5429 * config/avr/avr.c (avr_attribute_table): Make static. Move
5431 (reg_class_tab): Change array type from int to enum reg_class.
5432 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
5434 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
5435 (lshrhi3_out): Likewise.
5436 (class_likely_spilled_p): Change return type to bool.
5437 (avr_rtx_costs): Use local code variable with enum type.
5438 * config/avr/avr.md (movmemhi): Use add_reg_note.
5439 (andhi3, andsi3): Don't use AS2 with "and".
5440 (iorhi3, iorsi3): Don't use AS2 with "or".
5441 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
5442 * config/crx/crx.c: Include "df.h".
5443 (crx_attribute_table): Make static.
5444 * config/m32r/m32r.c: Include "df.h".
5445 (m32r_attribute_table): Make static. Move higher in file.
5446 (pop): Use add_reg_note.
5447 (block_move_call): Change 0 to LCT_NORMAL in function call.
5448 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
5449 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
5450 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
5451 declare, not just when TREE_CODE is defined.
5452 * config/m68hc11/m68hc11.c: Include "expr.h".
5453 (m68hc11_attribute_table): Make static. Move higher in file.
5454 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
5456 (m68hc11_register_indirect_p): Likewise.
5457 (m68hc11_function_arg_padding): Change return type to enum
5459 (emit_move_after_reload): Use add_reg_note.
5460 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
5461 (m68hc11_split_logical): Likewise.
5462 (m68hc11_rtx_costs): Add local code_and outer_code variables with
5464 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
5465 to VOIDmode in function call.
5466 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
5468 (m68hc11_split_logical): Update declaration.
5469 (m68hc11_function_arg_padding): Update declaration.
5470 * config/mcore/mcore.c (regno_reg_class): Change form array of int
5471 to array of enum reg_class.
5472 (mcore_attribute_table): Make static. Move higher in file.
5473 (mcore_rtx_costs): Add cast to enum type.
5474 * config/mcore/mcore.h (regno_reg_class): Update declaration.
5475 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
5476 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
5478 * config/sh/predicates.md (trapping_target_operand): Rename and to
5480 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
5482 * config/spu/spu.c (spu_attribute_table): Make static. Move
5484 * config/v850/v850.c (v850_attribute_table): Make static. Move
5486 (v850_rtx_costs): Use local code with enum type.
5487 (expand_epilogue): Add cast.
5488 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
5490 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
5493 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
5494 -m2a-single-only and -m2a-nofpu.
5495 * config/sh/sh.opt: Document m2a generates FPU code.
5497 2009-06-24 Anatoly Sokolov <aesok@post.ru>
5499 * defaults.h (CAN_ELIMINATE): Provide default.
5500 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5501 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
5502 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
5503 * config/spu/spu.h (CAN_ELIMINATE): Delete.
5504 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
5505 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
5506 * config/cris/cris.h (CAN_ELIMINATE): Delete.
5507 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
5508 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
5509 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
5511 2009-06-24 DJ Delorie <dj@redhat.com>
5513 * mep-ext-cop.cpu: Fix copyright notice.
5514 * mep-default: Fix copyright notice.
5515 * mep-core: Fix copyright notice.
5516 * mep: Fix copyright notice.
5517 * mep-ivc2: Fix copyright notice.
5518 * mep-c5: Fix copyright notice.
5520 2009-06-24 Denis Chertykov <chertykov@gmail.com>
5522 * doc/contrib.texi (Contributors):
5524 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
5527 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
5528 src and dst operands if necessary.
5530 2009-06-23 DJ Delorie <dj@redhat.com>
5533 * config.gcc: Add mep support.
5534 * recog.c: Resurrect validate_replace_rtx_subexp().
5535 * recog.h: Likewise.
5536 * config/mep/: Add new port:
5537 * config/mep/constraints.md: New file.
5538 * config/mep/default.h: New file.
5539 * config/mep/intrinsics.h: New file.
5540 * config/mep/intrinsics.md: New file.
5541 * config/mep/ivc2-template.h: New file.
5542 * config/mep/mep-c5.cpu: New file.
5543 * config/mep/mep-core.cpu: New file.
5544 * config/mep/mep-default.cpu: New file.
5545 * config/mep/mep-ext-cop.cpu: New file.
5546 * config/mep/mep-intrin.h: New file.
5547 * config/mep/mep-ivc2.cpu: New file.
5548 * config/mep/mep-lib1.asm: New file.
5549 * config/mep/mep-lib2.c: New file.
5550 * config/mep/mep-pragma.c: New file.
5551 * config/mep/mep-protos.h: New file.
5552 * config/mep/mep-tramp.c: New file.
5553 * config/mep/mep.c: New file.
5554 * config/mep/mep.cpu: New file.
5555 * config/mep/mep.h: New file.
5556 * config/mep/mep.md: New file.
5557 * config/mep/mep.opt: New file.
5558 * config/mep/predicates.md: New file.
5559 * config/mep/t-mep: New file.
5561 2009-06-23 Ian Lance Taylor <iant@google.com>
5563 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
5564 from loose_warn into c_loose_warn and from strict_warn into
5565 c_strict_warn. Set and substitute warn_cxxflags. Check for
5566 --enable-build-with-cxx. Set and substitute
5567 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
5568 * Makefile.in (CXXFLAGS): New variable.
5569 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
5570 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
5571 the default is the same as $(STRICT_WARN).
5572 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
5573 (CXX): New variable.
5574 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
5575 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
5576 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
5577 (HOST_LIBS): New variable.
5578 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
5579 (ALL_CXXFLAGS): New variable.
5580 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
5581 * doc/install.texi (Configuration): Document
5582 --enable-build-with-cxx, --with-stage1-ldflags,
5583 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
5584 * configure: Rebuild.
5586 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5588 * config/arm/arm.c (arm_override_options): Fix braces and formatting
5589 from previous commit.
5591 2009-06-23 Ian Lance Taylor <iant@google.com>
5593 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
5595 2009-06-23 Ian Lance Taylor <iant@google.com>
5597 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
5598 with ATTRIBUTE_UNUSED.
5600 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5601 Pat Haugen <pthaugen@us.ibm.com>
5602 Revital Eres <eres@il.ibm.com>
5604 * config.in (HAVE_AS_POPCNTD): Add default definition.
5605 (HAVE_AS_LWSYNC): Ditto.
5607 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
5609 (gcc_cv_as_powerpc_cmpb): Ditto.
5610 (gcc_cv_as_powerpc_dfp): Ditto.
5611 (gcc_cv_as_powerpc_vsx): Ditto.
5612 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
5613 supporting the popcntd/lwsync instructions.
5614 (gcc_cv_as_powerpc_lwsync): Ditto.
5615 * configure: Regenerate.
5617 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
5618 -mcpu=native and -mcpu=power7.
5619 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
5621 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
5622 a variable instead of a mask to reduce the number of mask bits.
5623 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
5624 (-mbit-word): Ditto.
5625 (-mregnames): Ditto.
5626 * config/rs6000/rs6000.opt (-mupdate): Ditto.
5627 (-mfused-madd): Ditto.
5629 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
5631 (-mvsx): New switch for VSX instructions.
5632 (-misel): Move from a variable to a mask to allow it to be set by
5635 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
5636 function declaration to an array declaration.
5637 (rs6000_hard_regno_nregs): New external array declaration.
5639 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
5640 files included by rs6000.md.
5642 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5643 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
5645 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
5647 (rs6000_debug_reg): New -mdebug= variables.
5648 (rs6000_debug_addr): Ditto.
5649 (rs6000_debug_cost): Ditto.
5650 (rs6000_pmode): New variable to hold Pmode.
5651 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
5652 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
5653 calculated at compiler start.
5654 (rs6000_hard_regno_nregs): Change function to an array which holds
5655 HARD_REGNO_NREGS calculated at compiler start.
5656 (rs6000_explicit_options): Delete isel field.
5657 (rs6000_vector_unit): New array to hold which vector unit
5658 supports arithmetic options for a given type.
5659 (rs6000_vector_mem): New array to hold which vector unit supports
5660 memory reference operations for a given type.
5661 (rs6000_vector_align): New array to given the alignment of each
5663 (power7_cost): New basic costs for power7.
5664 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
5665 (rs6000_hard_regno_nregs_internal): New function, moved from
5666 HARD_REGNO_NREGS, to calculate the number of registers each hard
5667 register takes for each type.
5668 (rs6000_debug_reg_print): New function for -mdebug=reg support.
5669 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
5670 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
5671 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
5672 unit information here so it is calculated once at compiler startup
5674 (rs6000_override_options): Make -misel a target mask. Add more
5675 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
5676 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
5678 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
5679 (rs6000_handle_option): Move -misel from variable to target mask.
5680 (rs6000_builtin_mask_for_load): Add VSX support.
5681 (rs6000_conditional_register_usage): Ditto.
5682 (USE_ALTIVEC_FOR_ARG_P): Ditto.
5683 (function_arg_boundary): Ditto.
5684 (rs6000_expand_builtin): Ditto.
5685 (def_builtin): Make abort message a little friendlier.
5686 (rs6000_emit_int_cmove): Add support for 64-bit isel.
5688 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
5689 assembler support the popcntd instruction instead of a vsx
5690 instruction to enable power7 support.
5691 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
5692 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
5693 option to the assembler if -mcpu=native.
5694 (ASM_CPU_NATIVE_SPEC): Ditto.
5695 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
5697 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
5698 the lwsync instruction.
5699 (enum processor_type): Add PROCESSOR_POWER7.
5700 (rs6000_debug_reg): New -mdebug= options.
5701 (rs6000_debug_addr): Ditto.
5702 (rs6000_debug_cost): Ditto.
5703 (rs6000_isel): Delete.
5704 (enum rs6000_vector): New enum to say what vector unit we have.
5705 (VECTOR_UNIT_*): New macros to say which vector unit has
5706 arithmetic operations for a given type.
5707 (VECTOR_MEM_*): New macros to say which vector unit has memory
5708 operations for a given type.
5709 (TARGET_LDBRX): Whether the machine supports the ldbrx
5711 (TARGET_ISEL): Delete, -misel moved to be a mask.
5712 (TARGET_ISEL64): New macro for 64-bit isel support.
5713 (UNITS_PER_VSX_WORD): New macro.
5714 (POINTER_SIZE): Move to be an external variable, rather than
5715 calculating whether we are generating 32 ot 64-bit code.
5717 (STACK_BOUNDARY): Add VSX support.
5718 (LOCAL_ALIGNMENT): Ditto.
5719 (SLOW_UNALIGNED_ACCESS): Ditto.
5720 (VSX_REGNO_P): New macro for VSX support.
5721 (VFLOAT_REGNO_P): Ditto.
5722 (VINT_REGNO_P): Ditto.
5723 (VLOGICAL_REGNO_P): Ditto.
5724 (VSX_VECTOR_MODE): Ditto.
5725 (VSX_SCALAR_MODE): Ditto.
5727 (VSX_MOVE_MODE): Ditto.
5728 (VSX_REG_CLASS_P): Ditto.
5729 (HARD_REGNO_NREGS): Instead of calling a function, use an array
5731 (UNITS_PER_SIMD_WORD): Add VSX support.
5732 (MODES_TIEABLE_P): Ditto.
5733 (STARTING_FRAME_OFFSET): Ditto.
5734 (STACK_DYNAMIC_OFFSET): Ditto.
5735 (EPILOGUE_USES): Ditto.
5736 (REGNO_REG_CLASS): Move to array lookup.
5737 (CLASS_MAX_NREGS): Ditto.
5738 (rs6000_vector_reg_class): Add declaration.
5739 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
5740 overlap with the floating point and Altivec registers.
5742 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
5744 * config/rs6000/driver-rs6000.c (asm_names): New static array to
5745 give the appropriate asm switches if -mcpu=native.
5746 (host_detect_local_cpu): Add support for "asm".
5747 (host_detect_local_cpu): Follow GNU code guidelines for name.
5749 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5750 -mbit-word to a variable instead of being a target mask.
5752 * config/rs6000/sync.md (lwsync): If the assembler supports it,
5753 emit the lwsync instruction instead of emitting the instruction as
5754 an integer constant.
5756 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5757 fixuns_trundfsi2, move expander into rs6000.md.
5759 * config/rs6000/rs6000.md (cpu): Add power7.
5760 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
5761 (logical predicate patterns): Change the single instruction
5762 primitives that set CR0 to be fast_compare instead of compare.
5764 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
5765 (popcntddi2): Ditto.
5766 (popcount<mode>): Ditto.
5767 (floating multiply/add insns): Name the floating point
5769 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
5770 (isel_unsigned_<mode>): Ditto.
5771 (fixuns_trundfsi2): Move expander here from spe.md.
5772 (smindi3): Define if we have -misel on 64-bit systems.
5777 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5779 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
5781 * config/avr/avr.c (avr_current_device): New variable.
5782 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5783 (avr_arch, mcu_type_s): Move to avr.h.
5784 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5785 default_data_section_start fields.
5786 (avr_arch): Moved from avr.c.
5787 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5788 library_name fields.
5789 (avr_current_device, avr_mcu_types, avr_arch_types,
5790 avr_device_to_arch, avr_device_to_data_start,
5791 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5792 (EXTRA_SPEC_FUNCTIONS): Define.
5793 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5794 options mapping. Use device_to_arch and device_to_data_start insted.
5795 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5796 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5797 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5798 * config/avr/driver-avr.c: New file.
5799 * config/avr/avr-devices.c: New file.
5801 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5803 * var-tracking.c (unshare_variable): Force initialized to
5804 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5805 (set_variable_part): Likewise.
5806 (struct variable_union_info): Remove pos_src field.
5807 (vui_vec, vui_allocated): New variables.
5808 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5809 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5810 == 1 use a simpler sorting algorithm. Compute pos field right
5811 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5812 Avoid quadratic comparison if !flag_var_tracking_uninit.
5813 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5814 unshare_variable unconditionally.
5815 (dataflow_set_different_2): Removed.
5816 (dataflow_set_different): Don't traverse second hash table.
5817 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5818 unconditionally to var_reg_set or var_mem_set.
5819 (emit_notes_in_bb): Likewise.
5820 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5822 (emit_note_insn_var_location): Don't set initialized to
5823 VAR_INIT_STATUS_INITIALIZED early.
5824 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5826 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5828 * tree-object-size.c (addr_object_size): Instead of checking
5829 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5830 are no FIELD_DECLs following it.
5832 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5834 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5835 order to match bswaps with signed source operands.
5837 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5839 * sdbout.c (sdbout_one_type): Fix braces in switch.
5841 2009-06-23 Richard Guenther <rguenther@suse.de>
5843 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5845 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5846 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5847 var_callused, callused_tree, var_storedanything, storedanything_tree,
5848 var_integer, integer_tree): Remove global variables.
5849 (new_var_info): Do not pass new id, append the new var to the
5850 global variable vector.
5851 (do_ds_constraint): Use is_global_var member of the variable-info.
5852 (new_scalar_tmp_constraint_exp): Adjust.
5853 (create_function_info_for): Likewise.
5854 (create_variable_info_for): Likewise.
5855 (find_what_var_points_to): Remove dead code.
5856 (init_base_vars): Simplify.
5857 (compute_points_to_sets): Adjust.
5859 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5861 * combine.c (try_combine): Dump information about the insns we're
5864 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5866 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5867 check when calling force_to_mode on TRUNCATE's operand.
5869 2009-06-22 Ian Lance Taylor <iant@google.com>
5871 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5873 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5875 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5877 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5879 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5880 override library linkage flags such as -static-libgcc or
5883 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5885 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5887 2009-06-22 Ian Lance Taylor <iant@google.com>
5889 * config/linux.opt: Put mglibc ahead of muclibc.
5891 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5892 for duplicate decls.
5894 2009-06-22 Matthias Klose <doko@ubuntu.com>
5896 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5898 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5901 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5902 instead of NULL if a parser error occurs.
5904 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5906 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5907 non-DWARF2_DEBUGGING_INFO version.
5909 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5911 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5912 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5914 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5915 (LIBGCC2_TF_CEXT): Define.
5918 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5921 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5923 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5925 * config/arm/arm.c (arm_override_options): Disable
5926 -mcaller-super-interworking and -mcallee-super-interworking.
5927 * doc/invoke.texi (ARM Options): Document this.
5929 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5931 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5932 * config/arm/constraints.md (j): New constraint for movw operands.
5933 (N): Remove thumb2 meaning.
5934 * config/arm/arm.md (*arm_movw): Delete.
5935 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5936 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5937 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5939 2009-06-22 Martin Jambor <mjambor@suse.cz>
5941 PR tree-optimization/40492
5942 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5943 build_ref_for_offset.
5945 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5947 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5948 JUMP_TABLE_DATA_P predicates where applicable.
5949 * auto-inc-dec.c: Ditto.
5950 * builtins.c: Ditto.
5951 * caller-save.c: Ditto.
5953 * cfgcleanup.c: Ditto.
5954 * cfglayout.c: Ditto.
5957 * combine-stack-adj.c: Ditto.
5963 * dwarf2asm.c: Ditto.
5964 * dwarf2out.c: Ditto.
5965 * emit-rtl.c: Ditto.
5971 * function.c: Ditto.
5974 * genpreds.c: Ditto.
5975 * genrecog.c: Ditto.
5977 * ira-costs.c: Ditto.
5978 * ira-lives.c: Ditto.
5981 * lower-subreg.c: Ditto.
5982 * modulo-sched.c: Ditto.
5984 * postreload.c: Ditto.
5985 * print-rtl.c: Ditto.
5994 * sched-vis.c: Ditto.
5996 * sel-sched-ir.c: Ditto.
5997 * simplify-rtx.c: Ditto.
5998 * targhooks.c: Ditto.
5999 * var-tracking.c: Ditto.
6000 * vmsdbgout.c: Ditto.
6002 2009-06-22 Matthias Klose <doko@ubuntu.com>
6004 * Makefile.in (install-plugin): Always use DESTDIR.
6006 2009-06-22 Olivier Hainque <hainque@adacore.com>
6008 * config/pa/pa.c (output_call): Don't optimize post call jumps
6009 into return address adjustments if the call may throw.
6011 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
6013 * arm.c (thumb1_output_casesi): New function.
6014 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
6015 optimizing for size or PIC.
6016 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
6017 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
6018 (casesi): Handle Thumb-1 when optimizing for size or PIC.
6019 (thumb1_casesi_internal_pic): New expand rule.
6020 (thumb1_casesi_dispatch): New pattern.
6021 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
6023 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
6024 in the text seciton when PIC or optimizing for size.
6025 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
6026 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
6027 preservation properties of code.
6028 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
6029 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
6030 (__gnu_thumb1_case_si): New function.
6031 * t-arm (LIB1ASMSRC): Define here.
6032 (LIB1ASMFUNCS): Add some common functions.
6033 * t-arm-elf (LIB1ASMSRC): Delete.
6034 (LIB1ASMFUNCS): Append to existing set.
6035 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6036 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6037 * t-symbian (LIB1ASMFUNCS): Likewise.
6038 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6039 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6041 2009-06-21 Richard Guenther <rguenther@suse.de>
6043 PR tree-optimization/38729
6044 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
6045 to loops with a single exit if -fno-expensive-optimizations.
6047 2009-06-21 Jakub Jelinek <jakub@redhat.com>
6049 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
6050 (dataflow_set): Change vars type from htab_t to shared_hash.
6051 (shared_hash_pool, empty_shared_hash): New variables.
6052 (vars_clear): Removed.
6053 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
6054 shared_hash_find_slot_unshare, shared_hash_find_slot,
6055 shared_hash_find_slot_noinsert, shared_hash_find): New
6057 (shared_hash_unshare, shared_hash_destroy): New functions.
6058 (unshare_variable): Unshare set->vars if shared, use
6060 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
6061 (get_init_value, find_src_set_src, dump_dataflow_set,
6062 clobber_variable_part, emit_notes_for_differences): Use
6064 (dataflow_set_init): Remove second argument, set vars to
6065 empty_shared_hash instead of creating a new htab.
6066 (dataflow_set_clear): Call shared_hash_destroy and set vars
6067 to empty_shared_hash instead of calling vars_clear.
6068 (dataflow_set_copy): Don't call vars_copy, instead just share
6069 the src htab with dst.
6070 (variable_union): Use shared_hash_*, use initially NO_INSERT
6071 lookup if set->vars is shared. Don't keep slot cleared before
6072 calling unshare_variable. Unshare set->vars if needed.
6073 Even ->refcount == 1 vars must be unshared if set->vars is shared
6074 and var needs to be modified.
6075 (variable_canonicalize): New function.
6076 (dataflow_set_union): If dst->vars is empty, just share src->vars
6077 with dst->vars and traverse with variable_canonicalize to canonicalize
6078 and unshare what is needed.
6079 (dataflow_set_different): If old_set and new_set use the same shared
6080 htab, they aren't different. If number of htab elements is different,
6081 htabs are different. Use shared_hash_*.
6082 (dataflow_set_destroy): Call shared_hash_destroy instead of
6084 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
6085 second argument to dataflow_set_init.
6086 (vt_initialize): Likewise. Initialize shared_hash_pool and
6087 empty_shared_hash, move bb in/out initialization afterwards.
6088 Use variable_htab_free instead of NULL as changed_variables del hook.
6089 (variable_was_changed): Change type of second argument to pointer to
6090 dataflow_set. When inserting var into changed_variables, bump
6091 refcount. Unshare set->vars if set is shared htab and slot needs to
6093 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
6094 lookup if set->vars is shared. Unshare set->vars if needed.
6095 Even ->refcount == 1 vars must be unshared if set->vars is shared
6096 and var needs to be modified. Adjust variable_was_changed caller.
6097 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
6098 vars must be unshared if set->vars is shared and var needs to be
6099 modified. Adjust variable_was_changed caller.
6100 (emit_note_insn_var_location): Don't pool_free var.
6101 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
6103 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
6104 free_alloc_pool on shared_hash_pool.
6106 2009-06-20 Anthony Green <green@moxielogic.com>
6108 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
6109 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
6111 2009-06-20 Richard Guenther <rguenther@suse.de>
6113 * tree-ssa-structalias.c (find_func_aliases): For memset use
6114 a constraint from NULL if we memset to zero.
6115 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
6116 we explicitly handle that do not read from memory.
6117 (call_may_clobber_ref_p_1): Properly handle builtins that may
6120 2009-06-20 Richard Guenther <rguenther@suse.de>
6122 PR tree-optimization/40495
6123 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
6124 (new_scalar_tmp_constraint_exp): New function.
6125 (process_constraint): Do not create temporary decls.
6126 (process_all_all_constraints): Likewise.
6127 (handle_const_call): Likewise.
6128 (create_function_info_for): Do not set decl.
6130 2009-06-19 Ian Lance Taylor <iant@google.com>
6132 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
6133 (rs6000_attribute_table): Make static; move before use.
6135 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
6137 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
6138 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
6139 Propagate the TREE_READONLY flag without overwriting it.
6140 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
6141 Propagate the TREE_READONLY flag onto the result.
6142 (process_call_operands): Move around. Use correct constant value.
6144 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6147 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
6148 * config/arm/arm.md: Likewise.
6150 2009-06-19 Ian Lance Taylor <iant@google.com>
6152 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
6153 to GIMPLE_ERROR_MARK.
6155 * c-typeck.c (build_conditional_expr): Add op1_original_type and
6156 op2_original_type parameters. Warn about using different enum types.
6157 * c-parser.c (c_parser_conditional_expression): Pass original
6158 types to build_conditional_expr.
6159 * c-tree.h (build_conditional_expr): Update declaration.
6161 2009-06-19 Ian Lance Taylor <iant@google.com>
6163 * config/i386/i386.c (ix86_function_specific_save): Test that
6164 fields match values, rather than testing the values are in a
6167 2009-06-19 Richard Guenther <rguenther@suse.de>
6169 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
6171 (ptr_derefs_may_alias_p): Likewise.
6172 (ptr_deref_may_alias_ref_p_1): New function.
6173 (ptr_deref_may_alias_ref_p): Likewise.
6174 (ref_maybe_used_by_call_p_1): Handle builtins that are not
6175 covered by looking at the ESCAPED solution.
6176 (call_may_clobber_ref_p_1): Likewise.
6177 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
6178 Handle NULL_TREE offset. Do not produce redundant constraints.
6179 (process_all_all_constraints): New helper function.
6180 (do_structure_copy): Use it.
6181 (handle_lhs_call): Likewise.
6182 (find_func_aliases): Handle some builtins with pointer arguments
6183 and/or return values explicitly.
6185 2009-06-19 Ian Lance Taylor <iant@google.com>
6187 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
6189 2009-06-19 Ian Lance Taylor <iant@google.com>
6191 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
6193 2009-06-19 Ian Lance Taylor <iant@google.com>
6195 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
6196 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
6199 * c-decl.c (finish_decl): If -Wc++-compat, warn about
6200 uninitialized const.
6202 2009-06-19 Ian Lance Taylor <iant@google.com>
6204 * dse.c (struct store_info): Rename bitmap field to bmap. Change
6207 * c-decl.c (in_struct, struct_types): Remove.
6208 (struct c_binding): Add in_struct field.
6209 (c_binding_ptr): Define type, along with VEC.
6210 (struct c_struct_parse_info): Define.
6211 (struct_parse_info): New static variable.
6212 (bind): Initialize in_struct field.
6213 (start_struct): Remove enclosing_in_struct and
6214 enclosing_struct_types parameters. Add
6215 enclosing_struct_parse_info parameter. Change all callers. Set
6216 struct_parse_info rather than in_struct and struct_types.
6217 (grokfield): If -Wc++-compat and there is a symbol binding for the
6218 field name, set the in_struct flag and push it on the
6219 struct_parse_info->fields vector.
6220 (warn_cxx_compat_finish_struct): New static function.
6221 (finish_struct): Remove enclosing_in_struct and
6222 enclosing_struct_types parameters. Add
6223 enclosing_struct_parse_info parameter. Change all callers. Don't
6224 set C_TYPE_DEFINED_IN_STRUCT here. Call
6225 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
6226 parameter. Only push on struct_types if warn_cxx_compat.
6227 (finish_enum): Only push on struct_types if warn_cxx_compat.
6228 (declspecs_add_type): Add loc parameter. Change all callers.
6229 Change all error calls to error_at. Pass loc, not input_location,
6230 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
6231 defined in a struct. If -Wc++-compat and parsing a struct, record
6232 that a typedef name was used.
6233 * c-parser.c (c_parser_declspecs): Get location to pass to
6235 (c_parser_struct_or_union_specifier): Update calls to start_struct
6237 * c-tree.h (struct c_struct_parse_info): Declare.
6238 (finish_struct, start_struct): Update declarations.
6239 (declspecs_add_type): Update declaration.
6241 2009-06-19 Ian Lance Taylor <iant@google.com>
6243 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
6244 variable with an anonymous type.
6246 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
6248 * see.c: Remove for real.
6250 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
6252 * optabs.h (enum optab_index): Add new OTI_significand.
6253 (significand_optab): Define corresponding macro.
6254 * optabs.c (init_optabs): Initialize significand_optab.
6255 * genopinit.c (optabs): Implement significand_optab using
6256 significand?f2 patterns.
6257 * builtins.c (expand_builtin_mathfn): Handle
6258 BUILT_IN_SIGNIFICAND{,F,L}.
6259 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
6260 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
6262 * config/i386/i386.md (significandxf2, significand<mode>2): New
6263 expanders to implement significandf, significand and significandl
6264 built-ins as inline x87 intrinsics.
6266 2009-06-18 Anatoly Sokolov <aesok@post.ru>
6268 * config/avr/avr.c (avr_override_options): Remove setting value of
6269 PARAM_INLINE_CALL_COST.
6271 2009-06-18 Richard Henderson <rth@redhat.com>
6274 * tree-pass.h (TDF_ASMNAME): New.
6275 * tree-dump.c (dump_options): Add asmname.
6276 * doc/invoke.texi: Document it.
6278 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
6279 (dump_decl_name): ...here.
6280 (dump_function_name): New flags arg; mind TDF_ASMNAME.
6281 (dump_generic_node): Update dump_function_name calls.
6282 (print_call_name): New flags arg; update all dump calls.
6283 * diagnostic.h (print_call_name): Update.
6284 * gimple-pretty-print.c (dump_gimple_call): Update.
6286 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
6289 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
6291 2009-06-18 Diego Novillo <dnovillo@google.com>
6293 * doc/plugins.texi: Document plugin_is_GPL_compatible.
6294 * plugin.c (str_license): Declare.
6295 (try_init_one_plugin): Assert that the symbol
6296 'plugin_is_GPL_compatible' exists.
6298 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
6301 * Makefile.in (OBJS-common): Remove see.o.
6303 * common.opt (fsee): Mark as preserved for backward compatibility.
6304 * opts.c (common_handle_option): Add OPT_fsee to the backward
6305 compatibility section.
6306 * passes.c (init_optimization_passes, pass_see): Remove pass.
6307 * timevar.def (TV_SEE): Remove.
6308 * tree-pass.h (pass_see): Remove declaration.
6309 * doc/invoke.texi (-fsee): Remove documentation.
6311 2009-06-18 Martin Jambor <mjambor@suse.cz>
6313 * tree-sra.c: Include statistics.h
6314 (sra_stats): New variable.
6315 (sra_initialize): Clear sra_stats.
6316 (create_access_replacement): Increment sra_stats.replacements.
6317 (get_access_replacement): Do not return twice.
6318 (analyze_all_variable_accesses): Increment statistics counter by the
6319 number of scalarized aggregates.
6320 (generate_subtree_copies): Increment sra_stats.subtree_copies.
6321 (sra_modify_expr): Increment sra_stats.exprs.
6322 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
6323 (sra_modify_assign): Increment sra_stats.exprs,
6324 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
6325 (perform_intra_sra): Update statistics counters.
6326 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
6328 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
6330 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
6331 (arm_scalar_mode_supported_p): New function.
6333 2009-06-18 Paul Brook <paul@codesourcery.com>
6334 Sandra Loosemore <sandra@codesourcery.com>
6336 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
6337 (__extendhfsf2, __truncsfhf2): Define.
6338 * config/arm/fp16.c: New file.
6339 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
6340 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
6342 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
6344 * doc/extend.texi (Half-Precision): New section.
6345 * doc/invoke.texi (Option Summary): List -mfp16-format.
6346 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
6347 * config/arm/arm.opt (mfp16-format=): New.
6348 * config/arm/arm.c: Include intl.h.
6349 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
6350 (TARGET_INVALID_RETURN_TYPE): Redefine.
6351 (TARGET_PROMOTED_TYPE): Redefine.
6352 (TARGET_CONVERT_TO_TYPE): Redefine.
6353 (arm_fp16_format): Define.
6354 (all_fpus): Add entry for neon-fp16.
6355 (fp_model_for_fpu): Likewise.
6356 (struct fp16_format): Declare.
6357 (all_fp16_formats): Define.
6358 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
6360 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
6362 (arm_legitimate_index_p): Treat HFmode like HImode.
6363 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
6364 (coproc_secondary_reload_class): Special-case HFmode.
6365 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
6366 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
6367 (arm_init_fp16_builtins): New.
6368 (arm_init_builtins): Call it.
6369 (arm_invalid_parameter_type): New.
6370 (arm_invalid_return_type): New.
6371 (arm_promoted_type): New.
6372 (arm_convert_to_type).
6373 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
6375 (arm_emit_fp16_const): New function.
6376 (arm_mangle_type): Mangle __fp16 as "Dh".
6377 * config/arm/arm.h (TARGET_VFPD32): Make it know about
6379 (TARGET_NEON_FP16): New.
6380 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
6381 (enum fputype): Add FPUTYPE_NEON_FP16.
6382 (enum arm_fp16_format_type): Declare.
6383 (arm_fp16_format): Declare.
6384 (LARGEST_EXPONENT_IS_NORMAL): Define.
6385 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
6386 * config/arm/arm-modes.def (HFmode): Define.
6387 * config/arm/vfp.md: (*movhf_vfp): New.
6390 * config/arm/arm.md: (fpu): Add neon_fp16.
6391 (floatsihf2, floatdihf2): New.
6392 (fix_trunchfsi2, fix_trunchfdi2): New.
6396 (*arm32_movhf): New.
6397 (*thumb1_movhf): New.
6398 (consttable_2): Add check for HFmode constants.
6399 (consttable_4): Handle HFmode constants.
6401 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
6403 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
6405 2009-06-17 Olivier Hainque <hainque@adacore.com>
6407 * collect2.c (main): Use CONST_CAST2 to perform char ** to
6408 const char ** conversion in AIX specific section.
6410 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
6412 * config/i386/i386.c (ix86_special_builtin_type): Remove
6413 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
6414 (bdesc_special_args): Updated.
6415 (ix86_init_mmx_sse_builtins): Likewise.
6416 (ix86_expand_special_args_builtin): Likewise.
6418 2009-06-17 Richard Henderson <rth@redhat.com>
6420 * tree-pretty-print.c (maybe_dump_asm_name): New.
6421 (dump_decl_name): Use it.
6422 (PRINT_FUNCTION_NAME): Merge into...
6423 (dump_function_name): ... here. Use maybe_dump_asm_name.
6425 2009-06-17 Cary Coutant <ccoutant@google.com>
6427 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
6429 * debug.c (struct gcc_debug_hooks): Change placeholder for
6431 (debug_nothing_int_charstar_int): Replaced by...
6432 (debug_nothing_int_charstar_int_bool): ...this.
6433 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
6434 source_line prototype.
6435 (debug_nothing_int_charstar_int): Replaced by...
6436 (debug_nothing_int_charstar_int_bool): ...this.
6437 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
6438 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
6439 Output is_stmt operand when necessary.
6440 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
6441 (notice_source_line): Add is_stmt parameter.
6442 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
6443 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
6445 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
6446 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
6448 2009-06-17 Ian Lance Taylor <iant@google.com>
6450 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
6452 (struct store_by_pieces_d): Rename from store_by_pieces. Change
6455 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
6457 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
6458 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
6459 tree_strip_sign_nop_conversions and
6460 tree_ssa_strip_useless_type_conversions rather than stripping
6461 the operations here.
6462 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
6464 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
6465 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
6466 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
6467 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
6470 2009-06-17 Michael Eager <eager@eagercon.com>
6472 * config/rs6000/constraints.md (register_constraint "d"): New.
6473 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
6474 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
6475 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
6476 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
6477 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
6478 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
6479 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
6480 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
6481 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
6482 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
6484 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
6485 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
6486 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
6487 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
6488 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
6489 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
6490 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
6491 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
6492 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
6493 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
6494 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
6495 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
6496 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
6497 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
6499 2009-06-16 Ian Lance Taylor <iant@google.com>
6501 * profile.c (total_num_never_executed): Don't define.
6502 (compute_branch_probabilities): Don't count or print
6504 (init_branch_prob): Don't set total_num_never_executed.
6505 (end_branch_prob): Don't print total_num_never_executed.
6507 2009-06-17 David Daney <ddaney@caviumnetworks.com>
6509 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
6511 2009-06-17 David Edelsohn <edelsohn@gnu.org>
6513 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
6514 (nabstd2_fpr): Same.
6516 2009-06-17 Steve Ellcey <sje@cup.hp.com>
6518 * expr.c (expand_assignment): Change complex type check.
6520 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
6522 * doc/plugins.texi (Building GCC plugins): Added new section.
6524 2009-06-17 Ian Lance Taylor <iant@google.com>
6526 * c-pch.c (get_ident): Don't set size of templ array.
6527 (pch_init): Don't set size of partial_pch array.
6529 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
6530 string constant to intialize an array whose size is the length of
6533 2009-06-17 Richard Guenther <rguenther@suse.de>
6535 PR tree-optimization/40389
6536 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
6537 to addressable types.
6538 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
6540 2009-06-17 Richard Guenther <rguenther@suse.de>
6543 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
6544 if there is no evolution of left in the loop bail out.
6545 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
6546 chrec_fold_multiply.
6548 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
6549 Janis Johnson <janis187@us.ibm.com>
6552 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
6553 for the symbol ref of a constant that is the source of a move
6554 - nor for any other not-obvious-label-ref constants.
6556 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
6558 * plugin.c (position_pass): Skip newly inserted pass during list
6559 traversal to avoid repeated insertion.
6561 2009-06-16 Ian Lance Taylor <iant@google.com>
6563 * vec.h (VEC_stack_alloc): Define different version if
6564 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
6565 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
6566 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
6567 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6569 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
6571 * config.gcc (extra_headers): Add ia32intrin.h for x86.
6573 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
6574 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
6575 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
6576 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
6577 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
6578 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
6579 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
6580 (bdesc_special_args): Add __builtin_ia32_rdtsc and
6581 __builtin_ia32_rdtscp.
6582 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
6583 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
6584 and __builtin_ia32_rorhi.
6585 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
6586 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
6587 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
6588 (ix86_expand_args_builtin): Likewise.
6589 (ix86_expand_special_args_builtin): Likewise.
6591 * config/i386/i386.md (UNSPECV_RDTSCP): New.
6592 (UNSPECV_RDTSC): Likewise.
6593 (UNSPECV_RDPMC): Likewise.
6594 (*bsr): Renamed to ...
6596 (*bsr_rex64): Renamed to ...
6600 (*rdpmc_rex64): Likewise.
6603 (*rdtsc_rex64): Likewise.
6605 (*rdtscp): Likewise.
6606 (*rdtscp_rex64): Likewise.
6608 * config/i386/ia32intrin.h: New.
6610 * config/i386/x86intrin.h: Include <ia32intrin.h>.
6612 2009-06-16 Ian Lance Taylor <iant@google.com>
6614 * ira-build.c (copy_info_to_removed_store_destinations):
6615 Initialize parent_a.
6617 2009-06-16 Ian Lance Taylor <iant@google.com>
6619 * c-decl.c (grokdeclarator): Change size_varies to bool.
6621 2009-06-16 Ian Lance Taylor <iant@google.com>
6623 * sel-sched.c: Make forward declarations of move_op_hooks and
6624 fur_hooks explicitly extern.
6626 2009-06-16 Ian Lance Taylor <iant@google.com>
6628 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
6629 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
6631 2009-06-16 Ian Lance Taylor <iant@google.com>
6633 * resource.c (mark_referenced_resources): Change
6634 include_delayed_effects parameter to bool. Change all callers.
6635 (mark_end_of_function_resources): Likewise.
6636 * reorg.c (insn_references_resource_p): Likewise.
6637 (insn_sets_resource_p): Likewise.
6638 * resource.h (mark_referenced_resources): Update declaration.
6639 (mark_end_of_function_resources): Update declaration.
6641 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6643 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
6645 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6647 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
6648 GCC can bootstrap on AIX with GNU Binutils 2.20.
6650 2009-06-16 Ian Lance Taylor <iant@google.com>
6652 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
6654 2009-06-16 Ian Lance Taylor <iant@google.com>
6656 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
6657 inline, not extern inline.
6658 (exact_log2): Likewise.
6659 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
6661 (exact_log2): Likewise, but don't test CTZ_HWI.
6663 2009-06-16 Ian Lance Taylor <iant@google.com>
6665 * bitmap.c (bitmap_clear): Don't declare as inline.
6666 * gimple.c (gimplify_assign): Likewise.
6667 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6668 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
6669 (sched_scan_info): Remove duplicate definition.
6671 2009-06-16 Ian Lance Taylor <iant@google.com>
6673 * c-common.c (skip_evaluation): Don't define.
6674 (c_inhibit_evaluation_warnings): Define global variable.
6675 (overflow_warning): Check c_inhibit_evaluation_warnings rather
6676 than skip_evaluation.
6677 (convert_and_check, warn_for_div_by_zero): Likewise.
6678 * c-common.h (skip_evaluation): Don't declare.
6679 (c_inhibit_evaluation_warnings): Declare.
6680 * c-parser.c (c_parser_typeof_specifier): Set
6681 c_inhibit_evaluation_warnings rather than skip_evaluation.
6682 (c_parser_conditional_expression): Likewise.
6683 (c_parser_binary_expression): Likewise.
6684 (c_parser_sizeof_expression): Likewise.
6685 (c_parser_alignof_expression): Likewise.
6686 * c-typeck.c (build_indirect_ref): Check
6687 c_inhibit_evaluation_warnings rather than skip_evaluation.
6688 (build_conditional_expr, build_binary_op): Likewise.
6690 2009-06-16 Richard Guenther <rguenther@suse.de>
6692 * tree-ssa-alias.c (is_escape_site): Remove.
6693 * tree-ssa-alias.h (enum escape_type): Remove.
6694 (is_escape_site): Likewise.
6695 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
6696 via casts and asms without deferring to is_escape_site.
6698 2009-06-16 Jakub Jelinek <jakub@redhat.com>
6701 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
6702 use gen_lowpart if op0 has complex mode.
6704 2009-06-16 Richard Guenther <rguenther@suse.de>
6706 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
6707 variables add them to ESCAPED.
6708 (find_func_aliases): Do not make all indirectly stored values escaped.
6710 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
6712 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
6715 2009-06-16 Martin Jambor <mjambor@suse.cz>
6717 PR tree-optimization/40432
6718 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
6719 check whether we need to force gimple register operand.
6721 2009-06-16 Martin Jambor <mjambor@suse.cz>
6723 PR tree-optimization/40413
6724 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
6725 build_ref_for_offset.
6726 (propagate_subacesses_accross_link): Fix a typo in a comment.
6728 2009-06-16 Ira Rosen <irar@il.ibm.com>
6730 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6731 with additional parameter.
6732 * tree-vectorizer.h (enum vect_def_type): Add new value
6734 (enum vect_relevant): Add comments.
6735 (vect_is_simple_reduction): Add new argument.
6736 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
6737 Detect nested cycles.
6738 (vect_is_simple_reduction): Update documentation, add an argument to
6739 distinguish inner-loop reduction from nested cycle, detect nested
6740 cycles, fix printings and indentation, don't swap operands in case
6742 (get_initial_def_for_reduction): Handle subtraction.
6743 (vect_create_epilog_for_reduction): Add new argument to specify
6745 (vect_finalize_reduction): Handle subtraction, fix comments.
6746 (vectorizable_reduction): Handle nested cycles. In case of nested
6747 cycle keep track of the reduction variable position. Call
6748 vect_is_simple_reduction with additional parameter. Use original
6749 statement code in reduction epilogue for nested cycle. Call
6750 vect_create_epilog_for_reduction with additional parameter.
6751 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
6752 inner-loop vectorization.
6753 (vect_recog_widen_sum_pattern): Likewise.
6754 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
6756 (vect_mark_stmts_to_be_vectorized): Likewise.
6757 (vect_get_vec_def_for_operand): Handle nested cycles.
6759 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6761 * doc/invoke.texi (Debugging Options): Fix option index entries
6762 for -fdump-statistics, -frandom-seed add entries for
6763 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
6764 (FRV Options): Fix entries for -mTLS, -mtls.
6765 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
6766 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
6767 (M68hc1x Options): Fix @itemx for -mnominmax.
6768 (MCore Options): Fix entry for -mno-lsim.
6769 (MMIX Options): Fix entry for -mabi=mmixware.
6770 (PDP-11 Options): Fix entry for -mbcopy-builtin.
6772 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
6774 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
6775 Mention the plugin mode of gengtype.
6776 * doc/gty.texi (Source Files Containing Type Information): Likewise.
6777 * gengtype.c: Updated copyright.
6778 (plugin_files, nb_plugin_files) Added new static variables.
6779 (measure_input_list) Care about plugin_files.
6780 (write_rtx_next): Added early return in plugin mode.
6781 (create_file): Updated copyright year in generated file. Added
6783 (oprintf): Added early return if NULL outf.
6784 (get_output_file_with_visibility): Care of plugin_files.
6785 (get_output_file_name): May return null.
6786 (write_local): Added early return.
6787 (put_mangled_filename): Ditto.
6788 (finish_root_table): Added check for base_files.
6789 (write_roots): Care about null when plugins.
6790 (main): Added plugin mode.
6792 2009-06-15 Ian Lance Taylor <iant@google.com>
6794 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6795 * gcov.c (read_count_file): Add braces around variables declared
6798 * c.opt (Wjump-misses-init): New warning.
6799 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6800 -Wall and -Wc++-compat if not already set.
6801 (c_common_post_options): Clear warn_jump_misses_init if it was not
6803 * c-decl.c (struct c_binding): Change type field to a union with
6804 new label field. Make it the first field in the struct. Update
6805 references to type to use u.type instead.
6806 (struct c_spot_bindings): Define.
6807 (struct c_goto_bindings): Define.
6808 (c_goto_bindings_p): Define, along with VECs.
6809 (struct c_label_vars): Define.
6810 (struct c_scope): Add has_label_bindings field.
6811 (bind_label, set_spot_bindings): New static functions.
6812 (decl_jump_unsafe, update_spot_bindings): New static functions.
6813 (update_label_decls): New static function.
6814 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6815 Update binding u.label field to shadowed field.
6816 (c_binding_start_stmt_expr): New function.
6817 (c_binding_end_stmt_expr): New function.
6818 (pushdecl): Don't call c_begin_vm_scope.
6819 (make_label): Add defining and p_label_vars parameters. Change
6821 (lookup_label): Correct test for whether a label has not yet been
6822 defined. Call bind_label rather than bind.
6823 (warn_about_goto): New static function.
6824 (lookup_label_for_goto): New function.
6825 (declare_label): Call bind_label rather than bind.
6826 (check_earlier_gotos): New static function.
6827 (define_label): Don't give errors about jumping into statement
6828 expressions or scopes of variably modified types. Call
6829 set_spot_bindings and check_earlier_gotos. Call bind_label
6830 instead of bind. Don't set label_context_stack_se or
6831 label_context_stack_vm.
6832 (c_get_switch_bindings): New function.
6833 (c_release_switch_bindings): New function.
6834 (c_check_switch_jump_warnings): New function.
6835 (start_function): Don't set label_context_stack_se or
6836 label_context_stack_vm.
6837 (finish_function): Likewise.
6838 * c-typeck.c (label_context_stack_se): Don't define.
6839 (label_context_stack_vm): Don't define.
6840 (c_finish_goto_label): Call lookup_label_for_goto rather than
6841 lookup_label. Don't give errors about jumping into a statement
6842 expression or the scope of a variably modified type. Don't set
6843 label_context_stack_se or label_context_stack_vm.
6844 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6845 fields. Add bindings field.
6846 (c_start_case): Don't set deleted fields. Set bindings field.
6847 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6848 or blocked_vm. Call c_check_switch_jump_warnings.
6849 (c_finish_case): Don't test blocked_stmt_expr field. Call
6850 c_release_switch_bindings.
6851 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6852 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6853 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6854 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6855 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6856 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6857 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6858 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6859 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6860 (C_DECL_UNJUMPABLE_VM): Don't define.
6861 (C_DECL_UNDEFINABLE_VM): Don't define.
6862 (struct c_label_list): Don't define.
6863 (struct c_label_context_se): Don't define.
6864 (struct c_label_context_vm): Don't define.
6865 (struct c_spot_bindings): Declare.
6866 (c_bindings_start_stmt_expr): Declare.
6867 (c_bindings_end_stmt_expr): Declare.
6868 (lookup_label_for_goto): Declare.
6869 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6870 (c_check_switch_jump_warnings): Declare.
6871 (label_context_stack_se, label_context_stack_vm): Don't declare.
6872 (c_finish_goto_label): Update declaration.
6873 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6874 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6875 (Warning Options): Document -Wjump-misses-init.
6877 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6879 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6882 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6884 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6886 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6888 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6890 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6892 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6894 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6896 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6897 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6898 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6899 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6900 * dwarf2asm.c (dw2_force_const_mem): Update call to
6902 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6903 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6904 * langhooks.c (lhd_comdat_group): Remove.
6905 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6906 * tree.h (DECL_COMDAT_GROUP): New.
6907 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6908 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6909 (make_decl_one_only): Change signature.
6910 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6912 (make_decl_one_only): Change signature.
6913 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6915 2009-06-15 Richard Guenther <rguenther@suse.de>
6918 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6920 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6922 * tree-ssa-math-opts.c: Remove extra divide.
6924 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6926 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6928 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6930 * passes.c: Add bswap pass.
6931 * tree-pass.h: Add pass_optimize_bswap declaration.
6932 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6933 Include rtl.h, expr.h and optabs.h for optab_handler check.
6934 (struct symbolic_number, pass_optimize_bswap): New definition.
6935 (do_shift_rotate, verify_symbolic_number_p): New functions.
6936 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6937 (gate_optimize_bswap): New function.
6938 * tree.c (widest_int_cst_value): New function.
6939 * tree.h (widest_int_cst_value): Prototype added.
6941 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6943 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6944 REG_EQUAL/REG_EQUIV notes.
6946 2009-06-14 Richard Guenther <rguenther@suse.de>
6949 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6950 has its address taken if NRV was applied and it is addressable.
6951 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6952 function split out from ...
6953 (get_constraint_for_1): ... here.
6954 (handle_rhs_call): Use it to mark the return slot escaped if
6955 it is addressable and NRV was applied.
6957 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6959 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6960 Change first argument type to location_t.
6961 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6962 Do not set input_location.
6963 Use loc instead of input_location throughout.
6965 2009-06-13 Richard Guenther <rguenther@suse.de>
6967 PR tree-optimization/40421
6968 * tree-predcom.c (should_unroll_loop_p): Remove.
6969 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6971 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6973 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6974 Add location argument.
6976 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6978 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6980 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6981 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6982 * config/spu/spu-protos.h: Add location to
6983 spu_resolve_overloaded_builtin.
6984 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6985 spu_build_builtin_va_list.
6986 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6987 argument. Pass location to build_function_call_vec.
6988 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6990 (emit_fpu_switch): Same.
6991 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6992 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6993 to build_decl and create_artificial_label.
6994 (xtensa_gimplify_va_arg_expr): Same.
6995 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6996 (xstormy16_gimplify_va_arg_expr): Same.
6997 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6998 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6999 * config/mips/mips.c (mips_build_builtin_va_list): Same.
7000 (mips16_build_function_stub): Same.
7001 (mips16_build_call_stub): Same.
7003 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
7006 * arm/constraints.md (Pa, Pb): New constraints.
7007 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
7008 split pattern to deal with them.
7010 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
7012 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
7013 fix index entry for -Xpreprocessor.
7015 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
7017 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7018 Add location argument to build_decl call.
7019 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
7020 (rs6000_init_builtins): Same.
7021 (spe_init_builtins): Same.
7022 (rs6000_gimplify_va_arg): Add location argument to
7023 create_artificial_label call.
7025 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
7027 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
7028 * combine-stack-adj.c (pass_stack_adjustments): Use it.
7029 * Makefile.in: Fix GGC dependency for gcse.o.
7031 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
7033 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
7034 * gimple-pretty-print.c (dump_gimple_stmt): Same.
7035 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
7037 * c-parser.c (c_parser_binary_expression): Use current column while
7038 building binary operations.
7039 * common.opt (fshow-column): Enable by default.
7040 * tree-vrp.c (check_array_ref): Use warning_at.
7041 (check_array_bounds): Use location from call back if expr has no
7043 * tree.h: Add location argument to maybe_fold_*.
7044 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
7045 (maybe_fold_offset_to_array_ref): Add location argument and use it.
7046 (maybe_fold_offset_to_component_ref): Same.
7047 (maybe_fold_offset_to_reference): Same.
7048 (maybe_fold_offset_to_address): Same.
7049 (maybe_fold_stmt_indirect): Same.
7050 (maybe_fold_stmt_addition): Same.
7051 (fold_stmt_r): Pass location to maybe_fold_*.
7052 (fold_gimple_assign): Same.
7053 * c-tree.h: Add location argument to finish_decl,
7054 default_function_array_conversion, store_init_value.
7055 * c-decl.c (define_label): Use error_at.
7056 (c_make_fname_decl): Pass location to finish_decl.
7057 (finish_decl): New location argument.
7058 (build_compound_literal): Pass location to store_init_value.
7059 (grokdeclarator): Pass location to finish_decl.
7061 * c-typeck.c (array_to_pointer_conversion): New location argument.
7062 (function_to_pointer_conversion): Same.
7063 (default_function_array_conversion): Same.
7064 (parser_build_unary_op): Pass location to overflow_warning.
7065 (parser_build_binary_op): Same. Use warning_at.
7066 (build_unary_op): Pass location to array_to_pointer_conversion.
7067 (build_c_cast): Pass location to digest_init.
7068 (build_modify_expr): New location argument.
7069 (convert_for_assignment): Same.
7070 (store_init_value): Same.
7071 (digest_init): Same.
7072 (output_init_element): Pass location to digest_init and
7073 array_to_pointer_conversion.
7074 (c_finish_return): Pass location to convert_for_assignment.
7075 * gimplify.c (gimplify_conversion): Pass location to
7076 maybe_fold_offset_to_address.
7077 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
7078 to maybe_fold_stmt_addition.
7079 * c-omp.c (c_finish_omp_atomic): Pass new location to
7081 (c_finish_omp_for): Same.
7082 * c-common.c (overflow_warning): New argument.
7083 * c-common.h: New argument to build_modify_expr, overflow_warning.
7084 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
7086 (c_parser_initializer): Pass location to
7087 default_function_array_conversion.
7088 (c_parser_initelt): Same.
7089 (c_parser_initval): Same.
7090 (c_parser_asm_operands): Same.
7091 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
7092 (c_parser_conditional_expression): Same.
7093 (c_parser_binary_expression): Add location info to stack. Use it.
7094 (c_parser_unary_expression): Pass location to
7095 default_function_array_conversion, parser_build_unary_op,
7096 build_indirect_ref, c_parser_postfix_expression_after_primary.
7097 (c_parser_postfix_expression_after_primary): New location argument.
7099 (c_parser_expression_conv): Pass location to
7100 default_function_array_conversion.
7101 (c_parser_expr_list): Same.
7102 (c_parser_omp_atomic): Same.
7103 (c_parser_omp_for_loop): Same.
7104 * c-tree.h: (struct c_declarator): Add comment to id_loc.
7105 (build_array_declarator): New argument.
7106 * c-decl.c (build_array_declarator): Add location argument.
7107 (grokdeclarator): Set id_loc for cdk_array.
7108 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
7109 build_array_declarator.
7110 * tree.c (build_omp_clause): Add location argument.
7111 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
7112 (OMP_CLAUSE_LOCATION): New macro.
7113 (struct tree_omp_clause): Add location field.
7114 (build_omp_clause): Add argument.
7115 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
7116 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
7118 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
7119 (cp_parser_omp_clause_collapse): Same.
7120 (cp_parser_omp_clause_default): Same.
7121 (cp_parser_omp_clause_if): Same.
7122 (cp_parser_omp_clause_nowait): Same.
7123 (cp_parser_omp_clause_num_threads): Same.
7124 (cp_parser_omp_clause_ordered): Same.
7125 (cp_parser_omp_clause_schedule): Same.
7126 (cp_parser_omp_clause_untied): Same.
7127 (cp_parser_omp_for_loop): Same.
7128 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
7129 * c-tree.h (c_start_case): Add location argument.
7130 (c_process_expr_stmt): Same.
7131 (c_finish_goto_*): Same.
7132 * tree-parloops.c (initialize_reductions): Pass location to
7134 (create_parallel_loop): Same.
7135 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
7136 (gfc_trans_omp_reduction_list): Same.
7137 (gfc_trans_omp_clauses): Same.
7138 (gfc_trans_omp_do): Same.
7139 * c-typeck.c (c_finish_goto_label): Same.
7140 (c_finish_goto_ptr): New location argument.
7141 (c_start_case): Same.
7142 (emit_side_effect_warnings): Same.
7143 (c_process_expr_stmt): Same.
7144 (c_finish_stmt_expr): Same.
7145 (c_finish_omp_clauses): Use error_at instead of error.
7146 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
7148 * c-omp.c (c_split_parallel_clauses): New location argument.
7149 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
7150 to build_omp_clause.
7151 (convert_local_reference_stmt): Same.
7152 (convert_gimple_call): Same.
7153 * c-common.h (c_split_parallel_clauses): New argument.
7154 * c-parser.c (c_parser_statement_after_labels): Pass location to
7155 c_finish_goto_label.
7156 (c_parser_switch_statement): Pass location to c_start_case.
7157 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
7158 and c_process_expr_stmt.
7159 (c_parser_omp_variable_list): Add location argument.
7160 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
7161 (c_parser_omp_clause_default): Same.
7162 (c_parser_omp_clause_if): Same.
7163 (c_parser_omp_clause_num_threads): Same.
7164 (-c_parser_omp_clause_ordered): Same.
7165 (c_parser_omp_clause_reduction): Pass location to
7166 c_parser_omp_variable_list.
7167 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
7168 (c_parser_omp_clause_untied): Same.
7169 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
7170 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
7172 * c-tree.h (check_for_loop_decls, undeclared_variable,
7173 build_component_ref, build_array_ref, build_external_ref,
7174 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
7175 build_conditional_expr, build_compound_expr, c_cast_expr,
7176 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
7177 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
7179 * c-semantics.c (build_stmt): Same.
7180 (build_case_label): Same.
7181 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
7182 (undeclared_variable): New argument.
7184 (lookup_label): Pass location on down.
7185 (define_label): Same.
7186 (finish_decl): Same.
7187 (build_compound_literal): Same.
7188 (finish_struct): Same.
7189 (finish_function): Do not set location here.
7190 (check_for_loop_decls): New argument.
7191 * tree.c (save_expr): Set location.
7192 (build_empty_stmt): New argument.
7193 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
7194 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
7195 * builtins.c (gimplify_va_arg_expr): Use locations.
7196 (expand_builtin_sync_operation): Same.
7197 * c-typeck.c (build_component_ref): New argument.
7198 (build_array_ref): Same.
7199 (build_external_ref): Same.
7200 (c_expr_sizeof_expr): Same.
7201 (c_expr_sizeof_type): Same.
7202 (parser_build_unary_op): Same.
7203 (build_conditional_expr): Same.
7204 (build_compound_expr): Pass location on down.
7205 (build_compound_expr): New argument.
7206 (build_c_cast): Same.
7207 (c_cast_expr): Same.
7208 (build_asm_expr): Same.
7209 (c_finish_return): Same.
7210 (c_process_expr_stmt): Pass location on down.
7211 (c_finish_stmt_expr): New argument.
7212 (push_clenaup): Same.
7213 (c_finish_omp_parallel): Same.
7214 (c_finish_omp_task): Same.
7215 * gimplify.c (gimplify_call_expr): Pass location on down.
7216 * c-omp.c (c_finish_omp_master): New argument.
7217 (c_finish_omp_critical): Same.
7218 (c_finish_omp_ordered): Same.
7219 (c_finish_omp_barrier): Same.
7220 (-c_finish_omp_taskwait): Same.
7221 (c_finish_omp_atomic): Same.
7222 (c_finish_omp_flush): Same.
7223 * tree-inline.c (copy_tree_body_r): Pass location on down.
7224 (inline_forbidden_p): Remove use of input_location.
7225 * c-gimplify.c (c_build_bind_expr): New argument.
7226 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
7227 (c_sizeof_or_alignof_type): New argument.
7228 (c_alignof_expr): Same.
7229 (build_va_arg): Same.
7230 (c_add_case_label): Same.
7231 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
7232 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
7233 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
7234 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
7235 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
7236 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
7238 * stub-objc.c (objc_build_selector_expr): Same.
7239 (objc_build_throw_stmt): Same.
7240 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
7241 (c_parser_initelt): Same.
7242 (c_parser_compound_statement): Same.
7243 (c_parser_compound_statement_nostart): Same.
7244 (c_parser_label): Same.
7245 (c_parser_statement_after_labels): Same.
7246 (c_parser_if_body): Same.
7247 (c_parser_else_body): Same.
7248 (c_parser_if_statement): Same.
7249 (c_parser_switch_statement): Same.
7250 (c_parser_while_statement): Same.
7251 (c_parser_do_statement): Same.
7252 (c_parser_for_statement): Same.
7253 (c_parser_asm_statement): Same.
7254 (c_parser_conditional_expression): Same.
7255 (c_parser_binary_expression): Same.
7256 (c_parser_cast_expression): Same.
7257 (c_parser_unary_expression): Same.
7258 (c_parser_sizeof_expression): Same.
7259 (c_parser_alignof_expression): Same.
7260 (c_parser_postfix_expression): Same.
7261 (c_parser_expression): Same.
7262 (c_parser_objc_receiver): Same.
7263 (c_parser_omp_variable_list): Same.
7264 (c_parser_omp_structured_block): Same.
7265 (c_parser_omp_atomic): New argument.
7266 (c_parser_omp_barrier): Same.
7267 (c_parser_omp_critical): Same.
7268 (c_parser_omp_flush): Pass location on down.
7269 (c_parser_omp_for_loop): New argument.
7270 (c_parser_omp_for): Same.
7271 (c_parser_omp_master): Same.
7272 (c_parser_omp_ordered): Same.
7273 (c_parser_omp_sections_scope): Same.
7274 (c_parser_omp_sections): Same.
7275 (c_parser_omp_parallel): Same.
7276 (c_parser_omp_single): Same.
7277 (c_parser_omp_task): Same.
7278 (c_parser_omp_taskwait): Pass location on down.
7279 (c_parser_omp_construct): Same.
7280 (c_parser_omp_threadprivate): Same.
7281 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
7282 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
7283 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
7284 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
7285 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
7286 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
7287 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
7288 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
7289 config/i386/i386.c, stmt.c:
7290 Add location argument to the following function definitions and/or
7291 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
7292 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
7293 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
7294 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
7295 do_case, c_finish_bc_stmt, build_compound_literal,
7296 build_function_call.
7297 * c-decl.c (build_compound_literal): Add location argument.
7298 Make all diagnostic calls use location.
7299 (start_struct): Same.
7300 (finish_struct): Same.
7302 (build_enumerator): Same.
7303 (start_function): Same.
7304 (grokdeclarator): Make all diagnostic calls use location.
7305 (store_parm_decls_oldstyle): Same.
7306 * c-typeck.c (build_function_call): Add location argument.
7307 Make all diagnostic calls use location.
7309 (c_finish_bc_stmt): Same.
7310 * tree-nested.c (get_trampoline_type): Add argument.
7311 Pass location to build_decl.
7312 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
7313 * rtl.h (RTL_LOCATION): New.
7314 * c-common.c (c_add_case_label): Add location argument.
7315 Make all diagnostic calls use location.
7316 * c-common.h: Add location argument to make_fname_decl, do_case,
7317 c_add_case_label, build_function_call, resolve_overloaded_builtin.
7318 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
7319 Set it appropriately for every case. Pass enum_loc to start_enum
7320 call. Pass value_loc first to build_enumerator. Pass enum_loc to
7322 (c_parser_struct_or_union_specifier): Save location. Use it for
7323 start_struct, finish_struct, and parser_xref_tag.
7325 2009-06-12 Ian Lance Taylor <iant@google.com>
7327 * fold-const.c (fold_unary): Rename local variable and to and_expr.
7329 * c-opts.c (c_common_handle_option): For -Wc++-compat set
7330 cpp_opts->warn_cxx_operator_names.
7332 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7335 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
7336 is returns NULL and OP is a VCE, look through the VCE.
7338 2009-06-12 Ian Lance Taylor <iant@google.com>
7341 * collect2.c (main): Use CONST_CAST2 in code inside #if
7342 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
7344 2009-06-12 Joey Ye <joey.ye@intel.com>
7347 * cfgexpand.c (get_decl_align_unit): Update
7348 max_used_stack_slot_alignment with align instead of
7349 stack_alignment_needed.
7351 * function.c (assign_stack_local_1): Update
7352 max_used_stack_slot_alignment with alignment_in_bits instead
7353 of stack_alignment_needed.
7354 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
7357 2009-06-12 Jakub Jelinek <jakub@redhat.com>
7359 * dwarf2out.c (last_var_location_insn): New variable.
7360 (dwarf2out_end_epilogue): Clear last_var_location_insn.
7361 (dwarf2out_var_location): Don't record anything after last real
7362 insn. Only change labels if there were any real instructions
7363 in between last note and this one, or if changed sections.
7365 2009-06-11 Richard Henderson <rth@redhat.com>
7367 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
7368 note when storing the frame pointer in a register.
7369 (FRP): Don't redefine to nothing for epilogue.
7370 (alpha_expand_epilogue): Mark register and sp restores.
7371 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
7373 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
7374 when gen_lowpart is needed.
7376 2009-06-11 Richard Henderson <rth@redhat.com>
7378 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
7380 * dwarf2out.c (need_data_align_sf_opcode): New.
7381 (div_data_align): Move earlier.
7382 (def_cfa_1, reg_save): Use it.
7384 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
7386 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
7387 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
7388 (ix86_handle_option): Handle OPT_mcrc32.
7389 (ix86_target_string): Add -mcrc32.
7390 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
7392 * config/i386/i386.h (TARGET_CRC32): New.
7394 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
7395 (sse4_2_crc32di): Likewise.
7397 * config/i386/i386.opt (mcrc32): New.
7399 * doc/invoke.texi: Document -mcrc32.
7401 2009-06-11 Richard Henderson <rth@redhat.com>
7403 * common.opt (gdwarf-): Accept a version number.
7404 * doc/invoke.texi (gdwarf-): Update docs.
7405 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
7406 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
7407 version level, and record it.
7409 * dwarf2.h (DW_CIE_VERSION): Remove.
7410 * dwarf2out.c (DWARF_VERSION): Remove.
7411 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
7412 (output_call_frame_info): Use CIE version 3 for dwarf3,
7413 or if the return register column is out of range for version 1.
7414 (dwarf_stack_op_name): Add all dwarf3 values.
7415 (DEBUG_PUBTYPES_SECTION): New.
7416 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
7417 encoding change for dwarf3.
7418 (output_die) [dw_val_class_die_ref]: Likewise.
7419 (output_compilation_unit_header): Emit correct version for dwarf3.
7420 (output_line_info): Likewise.
7421 (output_pubnames): Update for DWARF_VERSION removal.
7422 (output_aranges): Likewise.
7423 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
7424 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
7425 (dwarf2out_finish): Likewise.
7427 2009-06-11 David Daney <ddaney@caviumnetworks.com>
7429 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
7432 2009-06-11 David Daney <ddaney@caviumnetworks.com>
7435 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
7436 * builtins.c (expand_builtin_unreachable): New function.
7437 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
7438 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
7439 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
7441 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
7442 searching for missing barriers.
7444 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7446 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
7447 when -fprofile-generate* was passed.
7448 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7450 2009-06-11 Anthony Green <green@moxielogic.com>
7452 * config/moxie/moxie.md: Define length attribute for all instructions.
7454 (*b<cond:code>): Support limited branch ranges for new PC-relative
7455 branch instructions.
7456 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
7458 2009-06-11 Jakub Jelinek <jakub@redhat.com>
7460 * config/i386/i386.c (min_insn_size): Use get_attr_length
7461 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
7464 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
7465 instead of emit_insn_before.
7467 2009-06-10 Ian Lance Taylor <iant@google.com>
7470 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
7473 2009-06-10 Revital Eres <eres@il.ibm.com>
7475 * passes.c (init_optimization_passes): Reschedule
7476 predictive-commoning pass before complete unroll pass.
7478 2009-06-10 Martin Jambor <mjambor@suse.cz>
7480 * cgraph.c (cgraph_node_can_be_local_p): New function.
7481 (cgraph_make_node_local): New function.
7482 * cgraph.h (cgraph_node_can_be_local_p): Declare.
7483 (cgraph_make_node_local): Declare.
7485 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
7487 * tree.h (tree_base): Add packed_flag and user_align fields.
7488 Decrease size of spare field.
7489 (TYPE_USER_ALIGN): Use user_align from tree_base.
7490 (DECL_USER_ALIGN): Likewise.
7491 (TYPE_PACKED): Use packed_flag from tree_base.
7492 (DECL_PACKED): Likewise.
7493 (tree_type): Delete packed_flag and user_align fields. Widen
7494 precision field. Widen mode field and shuffle fields to align
7495 mode on an 8-bit boundary.
7496 (tree_decl_common): Delete decl_flag_1 and user_align fields.
7497 Renumber decl_flag_* fields. Fix comments. Widen
7498 decl_common_unused field.
7499 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
7500 (DECL_EXTERNAL): Likewise.
7501 (DECL_BIT_FIELD): Likewise.
7502 (DECL_NONADDRESSABLE_P): Likewise.
7503 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
7504 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
7506 2009-06-10 Ian Lance Taylor <iant@google.com>
7508 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
7509 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
7510 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
7511 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
7512 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
7513 DEF_VEC_ALLOC_FUNC_P.
7514 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
7515 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
7516 DEF_VEC_ALLOC_FUNC_O.
7517 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
7518 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
7519 DEF_VEC_ALLOC_FUNC_I.
7520 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
7521 (vec_stack_p_reserve_exact_1): Declare.
7522 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
7523 (vec_stack_free): Declare.
7524 (VEC_stack_alloc): Define.
7525 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
7526 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
7527 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
7528 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
7530 (stack_vecs): New static variable.
7531 (vec_stack_p_reserve_exact_1): New function.
7532 (vec_stack_o_reserve_1): New static function.
7533 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
7534 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
7535 (vec_stack_free): New function.
7536 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
7537 (VEC_df_ref_stack_alloc): Define.
7538 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
7539 DEF_VEC_ALLOC_P_STACK.
7540 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
7541 (struct df_collection_rec): Change _vec fields to VEC. Remove
7543 (df_free_collection_rec): Adjust for new fields.
7544 (df_insn_rescan): Use new df_collection_rec fields.
7545 (df_notes_rescan, df_canonize_collection_rec): Likewise.
7546 (df_ref_create_structure, df_ref_record): Likewise.
7547 (df_get_conditional_uses, df_get_call_refs): Likewise.
7548 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
7549 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
7550 (df_record_exit_block_uses, df_bb_verify): Likewise.
7551 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
7552 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
7553 Remove count parameter. Change return type to void. Change all
7555 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
7556 Remove count parameter. Change return type to void. Change all
7558 (df_install_refs): Change old_vec parameter to VEC. Remove count
7559 parameter. Change all callers.
7560 (df_install_mws): Change old_vec parameter to VEC. Remove count
7561 parameter. Change all callers.
7562 (df_refs_verify): Change new_rec parameter to VEC. Change call
7564 (df_mws_verify): Likewise.
7566 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
7568 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
7570 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
7572 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
7574 2009-06-10 Anthony Green <green@moxielogic.com>
7576 * config/moxie/crti.asm: New file.
7577 * config/moxie/crtn.asm: New file.
7578 * config/moxie/moxie.c: New file.
7579 * config/moxie/moxie.h: New file.
7580 * config/moxie/sfp-machine.h: New file.
7581 * config/moxie/moxie-protos.h: New file.
7582 * config/moxie/t-moxie: Created.
7583 * config/moxie/t-moxie-softfp: Created.
7584 * config/moxie/moxie.md: Created.
7585 * config/moxie/constraints.md: Created.
7586 * config.gcc: Add moxie support.
7587 * doc/md.texi (Machine Constraints): Add moxie constraints.
7588 * doc/contrib.texi (Contributors): Mention moxie port.
7589 * doc/install.texi (Specific): Mention the moxie port.
7591 2009-06-09 Ian Lance Taylor <iant@google.com>
7593 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
7595 * optabs.c (optab_table): Only use designated initializers if
7596 HAVE_DESIGNATED_INITIALIZERS is defined.
7597 (convert_optab_table): Likewise.
7598 (init_optabs): Always call init_insn_codes if
7599 HAVE_DESIGNATED_INITIALIZERS is not defined.
7601 2009-06-09 Ian Lance Taylor <iant@google.com>
7603 * targhooks.c (default_builtin_vectorized_function): Change fn
7604 parameter to unsigned int.
7605 (default_builtin_vectorized_conversion): Change code parameter to
7607 (default_builtin_reciprocal): Change fn parameter to unsigned int.
7608 * targhooks.h: Update declarations.
7609 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
7610 parameter to unsigned int.
7612 * c-typeck.c (comptypes_check_enum_int): New static function.
7613 (comptypes_internal): Add enum_and_int_p parameter. Change all
7615 (comp_target_types): Add location parameter. Change all callers.
7616 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
7618 (function_types_compatible_p, type_lists_compatible_p): Likewise.
7619 (build_conditional_expr): Add colon_loc parameter. Change all
7621 (convert_for_assignment): Add location parameter. Change all callers.
7622 * c-parser.c (c_parser_conditional_expression): Pass location of
7623 colon to build_conditional_expr.
7624 * c-tree.h (build_conditional_expr): Update declaration.
7626 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7628 * graphite.c: Revert previous patch.
7630 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7633 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7635 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
7637 * tree-ssa-loop-prefetch.c
7638 (loop_prefetch_arrays): Fixed a portability problem in printf format
7641 2009-06-09 Martin Jambor <mjambor@suse.cz>
7643 PR tree-optimization/40351
7644 * tree-sra.c (propagate_subacesses_accross_link): Check that a
7645 refrence to a potential artifical subaccess can be constructed.
7647 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7649 * config/sh/sh-protos.h (sh_optimization_options): Declare.
7650 (sh_override_options): Likewise.
7651 * config/sh/sh.c: Include params.h.
7652 (sh_optimization_options): New.
7653 (sh_override_options): Likewise.
7654 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
7655 (OVERRIDE_OPTIONS): Use sh_override_options.
7657 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7659 * dwarf2out.c (emit_cfa_remember): New variable.
7660 (add_fde_cfi): If emit_cfa_remember, recurse to add
7661 DW_CFA_remember_state first.
7662 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
7663 instead just set emit_cfa_remember.
7665 2009-06-08 Jan Hubicka <jh@suse.cz>
7668 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
7670 2009-06-08 Jan Hubicka <jh@suse.cz>
7673 * cgraphunit.c (save_inline_function_body): Do not copy transform
7674 hooks for saved inline bodies.
7675 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
7678 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
7680 * jump.c (returnjump_p): Handle delayed branches. Add missing
7683 2009-06-08 Jan Hubicka <jh@suse.cz>
7686 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
7687 original node might've been modified.
7688 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
7690 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7692 * tree-object-size.c (addr_object_size): Add OSI argument.
7693 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
7694 (compute_builtin_object_size, expr_object_size): Adjust callers.
7695 (plus_stmt_object_size): Call addr_object_size instead of
7696 compute_builtin_object_size.
7698 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
7699 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7701 * tree-ssa-loop-prefetch.c
7702 (gather_memory_references): Introduced a counter for the number of
7704 (anything_to_prefetch_p): Introduced a counter for the number of
7706 (is_loop_prefetching_profitable): New function with a cost model
7708 (loop_prefetch_arrays): Use the new cost model to determine if
7709 prefetching is profitable.
7710 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
7711 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7712 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
7713 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7714 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
7715 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7717 2009-06-08 Michael Matz <matz@suse.de>
7720 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
7721 partitions use the same.
7722 (expand_one_var): Deal with DECL_RTL sometimes begin set also
7723 for basevars of SSA_NAMEs.
7724 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
7725 to not expand them twice.
7726 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
7729 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
7731 * common.opt (fcompare-debug=, fcompare-debug-second): New.
7732 (fdump-final-insns=, gtoggle): New.
7733 * doc/invoke.texi: Document them.
7734 * final.c (rest_of_clean_state): Dump final insn stream.
7735 * gcc.c (invoke_as): Hook in -fcompare-debug.
7736 (static_spec_functions): Add compare-debug-dump-opt,
7737 compare-debug-self-opt and compare-debug-auxbase-opt.
7738 (compare_debug, compare_debug_second, compare_debug_opt): New.
7739 (switches_debug_check, n_switches_debug_check): New.
7740 (debug_auxbase_opt, debug_check_temp_file): New.
7741 (process_command): Handle -fno-compare-debug, -fcompare-debug and
7743 (do_self_spec): Handle arguments after switches.
7744 (do_spec_1): Add .gk extension to temp file basenames for compare.
7745 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
7746 (cc1_options): Use it instead of normal auxbase computation for
7747 the second compare-debug compilation.
7748 (compare_files): New.
7749 (main): Set up and implement compare debug mode.
7750 (compare_debug_dump_opt_spec_function): New.
7751 (compare_debug_self_opt_spec_function): New.
7752 (compare_debug_auxbase_opt_spec_function): New.
7753 * toplev.c (process_options): Handle flag_gtoggle,
7754 flag_dump_final_insns.
7755 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
7756 during -fcompare-debug-second compilation.
7758 2009-06-07 Ian Lance Taylor <iant@google.com>
7760 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7761 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
7763 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
7764 with no default node. Change warning with %H to warning_at.
7765 Don't clear warn_switch around case checking.
7766 * doc/invoke.texi (Warning Options): Clarify distinction between
7767 -Wswitch and -Wswitch-enum.
7769 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7771 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7773 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7775 * gbl-ctors.h: Add header guard.
7777 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7779 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
7780 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
7781 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
7782 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7783 prototypes for removed functions.
7784 (expressions_equal_p): Move to ...
7785 * tree-ssa-sccvn.h: ... here and ...
7786 * matrix-reorg.c: ... adjust includes.
7788 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7790 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7792 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7794 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7795 (finish_function): Remove erroneous whitespace.
7797 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7799 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7800 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7802 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7804 * errors.c (internal_error): Commentary typo fix.
7805 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7806 * tree-ssa-pre.c: Ditto.
7808 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7810 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7811 them is supposed to hold actual statements.
7813 2009-06-06 Ian Lance Taylor <iant@google.com>
7815 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7816 empty statements can now have attributes.
7818 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7820 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7821 * config/mips/mips.md: Ditto.
7823 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7825 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7827 (__eabi_uconvert): Likewise.
7829 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7831 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7832 CFI_* definitions with IN_GCC.
7834 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7836 * xcoffout.h (xcoffout_source_line): Update prototype.
7838 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7840 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7841 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7843 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7846 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7847 inlined_function_outer_scope_p blocks for artificial inlines
7849 * tree.c (tree_nonartificial_location): Rewrite using
7850 block_nonartificial_location.
7852 2009-06-05 Revital Eres <eres@il.ibm.com>
7853 Leehod Baruch <leehod@il.ibm.com>
7855 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7856 (expand_expr_real_1): Remove comment.
7857 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7858 Vectorize misaligned access when the target supports it.
7859 (vect_supportable_dr_alignment): Check for unaligned access support.
7860 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7863 2009-06-05 Julian Brown <julian@codesourcery.com>
7865 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7866 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7868 2009-06-05 Richard Guenther <rguenther@suse.de>
7871 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7874 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7876 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7877 (save_gprs): Don't tell unwinder when a global register is saved.
7878 (s390_emit_epilogue): Emit needed epilogue unwind info.
7880 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7882 * dwarf2out.c (deferred_asm_name): New.
7883 (add_name_and_src_coords_attributes): Defer creation of
7884 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7886 (move_linkage_attr): New.
7887 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7890 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7892 * tree-nested.c (finalize_nesting_tree_1): Declare the
7893 frame_decl in the binding tree.
7895 2009-06-04 Cary Coutant <ccoutant@google.com>
7897 * basic-block.h (struct basic_block_def): Add discriminator field.
7898 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7900 * debug.c (do_nothing_debug_hooks): Add additional entry.
7901 (debug_nothing_int_charstar_int): New function.
7902 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7903 (debug_nothing_int_charstar_int): New declaration.
7904 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7905 discriminator value in .loc directive.
7906 * final.c (last_discriminator): New variable.
7907 (discriminator): New variable.
7908 (final_start_function): Initialize above variables, pass current
7909 discriminator to debug hook.
7910 (notice_source_line): Check for discriminator change.
7911 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7912 * sdbout.c (sdbout_source_line): New parameter.
7913 * tree-cfg.c (struct locus_discrim_map): New structure type.
7914 (discriminator_per_locus): New hash table.
7915 (build_gimple_cfg): Allocate and free discriminator hash table.
7916 (make_edges): Call assign_discriminator.
7917 (locus_map_hash): New function.
7918 (locus_map_eq): New function.
7919 (next_discriminator_for_locus): New function.
7920 (same_line_p): New function.
7921 (assign_discriminator): New function.
7922 (make_cond_expr_edges): Call assign_discriminator.
7923 (make_gimple_switch_edges): Likewise.
7924 (first_non_label_stmt): New function.
7925 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7927 * xcoffout.c (xcoffout_source_line): Add new parameter.
7929 * configure.ac (gcc_cv_as_discriminator): New configury check for
7930 gas support for discriminator.
7931 * configure: Regenerate.
7932 * config.in: Regenerate.
7934 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7936 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7937 val after checking for integers.
7939 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7941 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7943 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7944 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7945 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7946 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7947 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7948 X64_SSE_REGPARM_MAX.
7949 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7950 X64_SSE_REGPARM_MAX.
7952 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7954 * gcc.c (report_times_to_file): New.
7955 (execute): Implement it.
7956 (process_command): Support -time=.
7957 * doc/invoke.texi: Document it.
7959 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7961 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7962 that have value exprs.
7964 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7966 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7967 declarations for constants until...
7968 (dw2_output_indirect_constant_1): ... this point.
7970 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7973 * arm.md (arm_addsi3): Don't try to split an add with an
7974 eliminable register until after reload has completed.
7976 2009-06-03 Ian Lance Taylor <iant@google.com>
7978 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7979 * genattrtab.c (write_length_unit_log): Likewise.
7980 * genchecksum.c (dosum): Likewise.
7981 * gengtype.c (write_rtx_next): Likewise.
7982 (finish_root_table, write_roots): Likewise.
7983 * gimple.c (gimple_ops_offset_): Likewise.
7984 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7985 * config/arc/arc.c (arc_attribute_table): Likewise.
7986 * config/arm/arm.c (arm_attribute_table): Likewise.
7987 * config/avr/avr.c (avr_attribute_table): Likewise.
7988 * config/crx/crx.c (crx_attribute_table): Likewise.
7989 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7990 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7991 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7992 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7993 * config/sh/sh.c (sh_attribute_table): Likewise.
7994 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7995 * config/spu/spu.c (spu_attribute_table): Likewise.
7996 * config/v850/v850.c (v850_attribute_table): Likewise.
7998 * config/alpha/alpha.c (vms_attribute_table): Make static.
7999 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
8000 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
8001 * config/mips/mips.c (mips_attribute_table): Likewise.
8003 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
8005 (cc1-checksum.o): Likewise.
8007 2009-06-03 Steve Ellcey <sje@cup.hp.com>
8009 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
8011 2009-06-03 Jakub Jelinek <jakub@redhat.com>
8013 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
8014 insn if it is changing sp. Use gen_add3_insn instead of
8015 conditionally gen_addsi3 and gen_adddi3.
8016 (offset_below_red_zone_p): New static inline function.
8017 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
8018 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
8019 * config/rs6000/ppc-asm.h: Include auto-host.h.
8020 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
8021 CFI_RESTORE): Define.
8022 * config/rs6000/crtresxgpr.asm: Add unwind info.
8023 * config/rs6000/crtresxfpr.asm: Likewise.
8024 * config/rs6000/crtresgpr.asm: Likewise.
8025 * config/rs6000/crtresfpr.asm: Likewise.
8026 * config/rs6000/crtsavgpr.asm: Likewise.
8027 * config/rs6000/crtsavfpr.asm: Likewise.
8029 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
8030 argument of DWARF2_FRAME_REG_OUT macros.
8032 2009-06-03 Julian Brown <julian@codesourcery.com>
8034 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
8035 words or less (including TImode) in core registers.
8037 2009-06-03 Richard Guenther <rguenther@suse.de>
8040 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
8042 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
8044 * statistics.c (statistics_counter_event): Do not record event
8045 in pass dump if its number == -1.
8046 (curr_statistics_hash): Add assert that we never get passes
8047 with static number == -1.
8049 2009-06-03 Richard Guenther <rguenther@suse.de>
8050 Andrey Belevantsev <abel@ispras.ru>
8052 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
8053 non-BLKmode arrays addressable.
8055 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
8057 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
8058 * config/m68k/m68k.h: ... here.
8059 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
8062 2009-06-03 Martin Jambor <mjambor@suse.cz>
8064 PR tree-optimization/40323
8065 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
8068 2009-06-03 Richard Guenther <rguenther@suse.de>
8070 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
8073 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
8075 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8076 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
8077 JUMP_TABLE_DATA_P where applicable.
8078 * config/sh/sh.c: Ditto.
8079 * config/sh/sh.h: Ditto.
8080 * config/sh/sh.md: Ditto.
8081 * config/sh/symbian.c: Ditto.
8083 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
8085 * config/i386/driver-i386.c (describe_cache): Optimize
8086 concatenation of strings. Use snprintf instead of sprintf.
8087 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
8088 target when not compiling with GCC.
8090 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
8092 * config/sh/sh.c: Revert last change.
8093 (sh_expand_epilogue): Emit a blockage insn before the frame
8094 pointer adjustment unconditionally.
8096 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8098 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
8099 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
8100 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
8101 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
8102 to COLLECT_GCC_OPTIONS.
8104 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8106 * collect2.c (target_system_root): New variable.
8107 (main): Handle --sysroot=.
8108 (ignore_library): Strip the sysroot from the library path.
8110 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8112 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
8113 (collect2.o): Depend on collect2-aix.h.
8114 (collect2-aix.o): New rule.
8115 * collect2-aix.h: New file.
8116 * collect2-aix.c: Likewise.
8117 * collect2.c: Include collect2-aix.h. Don't undefine
8118 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
8119 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
8120 Use TARGET_AIX_VERSION instead of _AIX51.
8121 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
8122 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
8123 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
8124 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
8125 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
8127 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8129 * collect2.c (ignore_library): Avoid premature post-increment
8132 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8134 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
8135 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
8136 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
8137 CROSS_DIRECTORY_STRUCTURE too.
8138 (LINK_LIBG_SPEC): Likewise.
8139 (LIB_SPEC): Add %R to sysroot paths.
8140 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
8141 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
8142 * config/rs6000/aix51.h: As for aix43.h.
8143 * config/rs6000/aix52.h: Likewise.
8144 * config/rs6000/aix53.h: Likewise.
8145 * config/rs6000/aix61.h: Likewise.
8146 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
8147 to the beginning of sysroot paths.
8149 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8151 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
8152 INSN_LISTs that are out of the REG_NOTE range.
8154 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8156 * loop-unroll.c (struct iv_to_split): Add pointer to next.
8157 (struct var_to_expand): Likewise.
8158 (struct opt_info): Add head and tail for linked lists of the above.
8159 (analyze_insn_to_expand_var): Initialize next.
8160 (analyze_iv_to_split_insn): Likewise.
8161 (analyze_insns_in_loop): Create linked lists.
8162 (allocate_basic_variable): Simplify for use without hash table.
8163 (insert_var_expansion_initialization): Likewise, make it type-safer.
8164 (combine_var_copies_in_loop_exit): Likewise.
8165 (apply_opt_in_copies): Walk lists rather than hash tables.
8166 (release_var_copies): Simplified and inlined by hand into...
8167 (free_opt_info): ... this function.
8169 2009-06-02 Richard Guenther <rguenther@suse.de>
8171 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
8174 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8176 * cfgexpand.c (gimple_expand_cfg): Discard the source location
8177 only for builtins that are not overridden.
8179 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8181 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
8184 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8186 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
8188 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8190 * combine.c (move_deaths): Compare LUIDs within the same BB only.
8192 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8194 * common.opt (fdump-unnumbered-links): New.
8195 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
8196 * print-rtl.c (flag_dump_unnumbered_links): New.
8197 (print_rtx): Test it.
8199 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
8201 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
8202 push/pop multiple to 8-byte alignment.
8204 2009-06-01 Jakub Jelinek <jakub@redhat.com>
8206 * config/i386/i386.c (queued_cfa_restores): New static variable.
8207 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
8209 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
8210 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
8211 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
8212 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
8213 note unconditionally.
8214 (ix86_emit_restore_regs_using_mov): Likewise.
8215 (ix86_emit_restore_sse_regs_using_mov): Likewise.
8216 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
8217 it through to ix86_emit_restore_reg_using_pop.
8218 (ix86_emit_leave): Add RED_OFFSET argument. Call
8219 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
8220 instead of adding REG_CFA_OFFSET note unconditionally.
8221 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
8222 the above functions. Call ix86_add_queued_cfa_restore_notes when
8225 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
8226 force output of the label even for dwarf2out_do_cfi_asm.
8227 (add_fde_cfi): If -g2 and above and cfi might change CFA,
8228 force creation of CFI label and chain DW_CFA_set_loc jumping to it
8229 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
8231 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
8232 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
8233 dwarf2out_cfi_label callers.
8234 * tree.h (dwarf2out_cfi_label): Adjust prototype.
8235 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
8236 Adjust dwarf2out_cfi_label callers.
8237 * config/vax/vax.c (vax_output_function_prologue): Likewise.
8239 * config/i386/i386.h (struct machine_cfa_state,
8240 struct machine_function): Guard with ifndef USED_FOR_TARGET
8241 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
8244 * emutls.c (__emutls_get_address): Change arr->size to mean number
8245 of allocated arr->data entries instead of # of slots + 1.
8248 * recog.c (peep2_reinit_state): New function.
8249 (peephole2_init_state): Use it at the end of a basic block and also
8250 when seeing a RTX_FRAME_RELATED_P insn.
8252 2009-06-01 Steve Ellcey <sje@cup.hp.com>
8254 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
8255 fixuns_truncrfdi2): New.
8256 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
8257 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
8258 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
8259 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
8260 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
8261 *recip_approx): Remove.
8262 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
8263 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
8264 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
8266 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
8269 2009-06-01 Ian Lance Taylor <iant@google.com>
8271 * attribs.c (register_attribute): Use CONST_CAST.
8272 * collect2.c (main): Use CONST_CAST2.
8273 (scan_prog_file): Likewise.
8274 * gcc.c (process_command, main): Likewise.
8275 * toplev.c (toplev_main): Likewise.
8277 * c-typeck.c (handle_warn_cast_qual): New static function,
8278 partially broken out of build_c_cast.
8279 (build_c_cast): Call handle_warn_cast_qual.
8280 * doc/invoke.texi (Warning Options): Document new effect of
8283 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
8285 * diagnostic.c (diagnostic_build_prefix): Always print columns.
8286 (diagnostic_report_current_module): Print columns.
8287 * common.opt (flag_show_column): Enable by default.
8289 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
8291 * alias.c (find_base_term): Check for NULL term before returning.
8293 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8295 Revert due to PR40320:
8296 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8297 * calls.c (emit_library_call_value_1): Don't force_operand for move
8300 2009-06-01 Olivier Hainque <hainque@adacore.com>
8301 Eric Botcazou <ebotcazou@adacore.com>
8303 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
8304 to be processed as a bitfield for constructor output purposes.
8305 * output.h (initializer_constant_valid_for_bitfield_p): Declare
8307 * varasm.c (oc_local_state): New type, output_constructor
8308 local state to support communication with helpers.
8309 (oc_outer_state): New type, output_constructor outer state of
8310 relevance in recursive calls.
8311 (output_constructor_array_range): New output_constructor helper,
8312 extracted code for an array range element.
8313 (output_constructor_regular_field): New output_constructor helper,
8314 extracted code for an element that is not a bitfield.
8315 (output_constructor_bitfield): New output_constructor helper,
8316 extracted code for a bitfield element. Accept an OUTER state
8317 argument for recursive processing. Recurse on record or array
8318 CONSTRUCTOR values, possibly past noop conversions.
8319 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
8320 VALUE is a valid constant-valued expression for use in a static
8321 bit-field initializer.
8322 (output_constructor): Rework to use helpers. Accept and honor an
8323 OUTER state argument for recursive calls. Return total size. Be
8324 prepared for nested constructors initializing bitfields.
8325 (output_constant): Feed OUTER in calls to output_constructor.
8327 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8329 * calls.c (emit_library_call_value_1): Don't force_operand for move
8332 2009-06-01 Nick Clifton <nickc@redhat.com>
8334 * doc/invoke.texi (IA-64 Options): Fix typo.
8336 2009-06-01 Ira Rosen <irar@il.ibm.com>
8338 PR tree-optimization/39129
8339 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
8341 (vect_do_peeling_for_loop_bound): Use
8342 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
8343 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
8344 (vect_loop_versioning): Likewise.
8345 (vect_create_cond_for_alias_checks): Fix indentation.
8346 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
8348 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
8349 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
8350 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
8351 "control flow in loop".
8352 (vect_estimate_min_profitable_iters): Use
8353 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
8354 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
8355 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
8356 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
8357 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
8358 statement belongs to a group of strided accesses with the exact code
8360 (vectorizable_load): Likewise.
8361 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
8362 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8364 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
8366 * config/freebsd-stdint.h: New file.
8367 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
8368 Add freebsd-stdint.h to tm_file.
8370 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
8372 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
8373 (thumb2_extendhidi2): Likewise.
8375 2009-05-31 Ian Lance Taylor <iant@google.com>
8377 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
8379 2009-05-31 Ian Lance Taylor <iant@google.com>
8381 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
8382 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
8383 (ipa-reference.o): Depend upon gt-ipa-reference.h.
8385 2009-05-31 Jason Merrill <jason@redhat.com>
8387 * tree-pretty-print.c (print_call_name): Take the callee, not the
8388 call itself. Make non-static. Use dump_function_name for functions.
8389 (dump_generic_node): Adjust.
8390 * diagnostic.h: Declare print_call_name.
8391 * gimple-pretty-print.c (dump_gimple_call): Use it.
8393 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
8395 * config/sh/sh.md (ashldi3_std): New define_expand.
8398 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
8401 * config/sh/sh.c: Include debug.h.
8402 (sh_expand_epilogue): Emit a blockage insn before the frame
8403 pointer adjustment also when dwarf2out_do_frame returns true.
8405 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
8407 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
8408 (thumb2_extendqidi2): New pattern.
8410 2009-05-31 Ira Rosen <irar@il.ibm.com>
8412 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
8413 mark phis for renaming.
8414 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
8415 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
8416 Call mark_sym_for_renaming.
8417 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
8418 * tree-vect-loop.c (vect_transform_loop): Remove
8419 vect_memsyms_to_rename initialization and a call to
8420 mark_set_for_renaming.
8422 2009-05-31 Jakub Jelinek <jakub@redhat.com>
8425 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
8426 frame related even if !set_cfa && style < 0.
8428 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
8430 * config/i386/mingw-tls.c: New file.
8431 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
8432 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
8433 defining _WIN32 but not __CYGWIN__.
8435 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8437 * configure.ac: Add MPC support.
8439 * config.in, configure: Regenerate.
8441 2009-05-29 Richard Henderson <rth@redhat.com>
8443 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
8444 NOTE_INSN_BASIC_BLOCK.
8445 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
8446 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
8447 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
8449 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
8451 (add_cfi): Disable check redefining cfa away from drap.
8452 (lookup_cfa_1): Add remember argument; handle remember/restore.
8453 (lookup_cfa): Pass remember argument.
8454 (cfa_remember): New.
8455 (compute_barrier_args_size_1): Remove sibcall check.
8456 (dwarf2out_frame_debug_def_cfa): New.
8457 (dwarf2out_frame_debug_adjust_cfa): New.
8458 (dwarf2out_frame_debug_cfa_offset): New.
8459 (dwarf2out_frame_debug_cfa_register): New.
8460 (dwarf2out_frame_debug_cfa_restore): New.
8461 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
8462 (dwarf2out_begin_epilogue): New.
8463 (dwarf2out_frame_debug_restore_state): New.
8464 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
8465 DW_CFA_restore_state.
8466 (output_cfi_directive): Likewise.
8467 (convert_cfa_to_fb_loc_list): Likewise.
8468 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
8469 * dwarf2out.h: Update.
8470 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
8471 (copy_insn_1): Early out for null.
8472 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
8473 and dwarf2out_frame_debug_restore_state.
8474 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
8475 (prologue_insn_hash, epilogue_insn_hash): New.
8476 (free_after_compilation): Adjust freeing accordingly.
8477 (record_insns): Create hash table if needed; push insns into
8478 hash instead of array.
8479 (maybe_copy_epilogue_insn): New.
8480 (contains): Search hash table instead of array.
8481 (sibcall_epilogue_contains): Remove.
8482 (thread_prologue_and_epilogue_insns): Split eh_return insns
8483 and mark them as epilogues.
8484 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
8485 scanning in terms of basic blocks.
8486 * insn-notes.def (CFA_RESTORE_STATE): New.
8487 * jump.c (returnjump_p_1): Accept EH_RETURN.
8488 (eh_returnjump_p_1, eh_returnjump_p): New.
8489 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
8490 CFA_REGISTER, CFA_RESTORE): New.
8491 * rtl.def (EH_RETURN): New.
8492 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
8494 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
8495 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
8497 * config/i386/i386.c (gen_push): Update cfa state.
8498 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
8499 add a CFA_ADJUST_CFA note.
8500 (ix86_dwarf_handle_frame_unspec): Remove.
8501 (ix86_expand_prologue): Update cfa state.
8502 (ix86_emit_restore_reg_using_pop): New.
8503 (ix86_emit_restore_regs_using_pop): New.
8504 (ix86_emit_leave): New.
8505 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
8506 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
8507 * config/i386/i386.h (struct machine_cfa_state): New.
8508 (ix86_cfa_state): New.
8509 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
8510 (eh_return_internal): Merge from eh_return_<mode>,
8511 use eh_return rtx, split w/ epilogue.
8513 2009-05-29 Ian Lance Taylor <iant@google.com>
8515 * builtins.c (validate_gimple_arglist): Don't use va_arg with
8517 * calls.c (emit_library_call_value_1): Likewise.
8519 * c-typeck.c (c_build_va_arg): New function.
8520 * c-tree.h (c_build_va_arg): Declare.
8521 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
8522 instead of build_va_arg.
8524 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
8526 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
8527 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
8528 (ptr_difference_cost): Use affine combinations to compute it.
8529 (difference_cost): Likewise.
8530 (get_computation_cost_at): Compute more accurate cost for addresses
8531 if the ratio is a multiplier allowed in addresses.
8532 For non-addresses, consider that an additional offset or symbol is
8535 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8537 * config/i386/i386.c (ix86_decompose_address): Avoid useless
8538 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
8540 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
8541 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
8542 (prefix_rex): For UNIT_MMX don't imply the prefix by default
8544 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
8545 to 1 for TYPE_SSE{IADD1,CVT1}.
8546 (prefix_vex_imm8): Removed.
8547 (length_vex): Only pass 1 as second argument to
8548 ix86_attr_length_vex_default if prefix_extra is 0.
8549 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
8550 (length): For prefix vex computation use length_immediate
8551 attribute instead of prefix_vex_imm8.
8552 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
8553 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
8554 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
8555 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
8556 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
8557 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
8558 a space in between the operands.
8559 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
8560 if one operand is 0xff and the other one si, di, bp or sp.
8561 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
8562 other one si, di, bp or sp.
8563 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
8564 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
8565 type and mode attributes.
8566 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
8567 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
8568 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
8569 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
8570 prefix_data16 attribute iff MODE_DF.
8571 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
8572 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
8573 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
8574 constm128_operand in length_immediate computation.
8575 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
8576 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
8577 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
8578 length_immediate attribute to 1.
8579 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
8580 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
8581 for certain alternatives.
8582 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
8583 prefix_data16 attribute if MODE_V1DF.
8584 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
8585 length_immediate to 1.
8586 (set_got_rex64, set_rip_rex64): Remove length attribute, set
8587 length_address to 4, set mode attribute to MODE_DI.
8588 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
8589 (fxam<mode>2_i387): Set length attribute to 4.
8590 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
8591 *prefetch_3dnow_rex): Override length_address attribute.
8592 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
8594 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
8595 (constm128_operand): Removed.
8596 * config/i386/i386.c (memory_address_length): For
8597 disp && !index && !base in 64-bit mode account for SIB byte if
8598 print_operand_address can't optimize disp32 into disp32(%rip)
8599 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
8600 for fs: or gs: segment.
8601 (ix86_attr_length_immediate_default): When checking if shortform
8602 is possible, truncate immediate to the length of the non-shortened
8604 (ix86_attr_length_address_default): Ignore MEM_P operands
8606 (ix86_attr_length_vex_default): Only check for DImode on
8607 GENERAL_REG_P operands.
8608 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
8609 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
8610 (sse_cvttps2pi): Clear prefix_rep attribute.
8611 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
8613 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
8614 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
8615 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
8616 iff operand 2 is const_int_operand.
8617 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
8618 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
8619 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
8621 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
8623 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
8624 prefix_data16 attribute for movlpd and movhpd instructions.
8625 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
8626 length_immediate for shufpd instruction.
8627 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
8628 (avx_cmpp<avxmodesuffixf2c><mode>3,
8629 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
8630 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
8631 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
8632 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
8633 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
8634 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
8635 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
8636 prefix_data16 attribute for the first alternative to 1.
8637 (*avx_loadlps): Override length_immediate for the first alternative.
8638 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
8639 attributes for second alternative.
8640 (*vec_concatv2sf_sse4_1): Override length_immediate and
8641 prefix_data16 attributes for second alternative.
8642 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
8643 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
8644 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
8645 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
8646 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
8647 prefix_data16 and length_immediate to 1.
8648 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
8650 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
8651 prefix_extra attribute for variants that don't have 0f prefix alone.
8652 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
8653 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
8654 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
8655 *sse4_1_pextrd): Set length_immediate to 1.
8656 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
8657 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
8659 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
8660 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
8661 length_immediate to 1 for second alternative.
8662 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
8663 prefix_extra and length_immediate attributes for the first
8665 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
8667 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
8668 to 1 for the first and third alternative.
8669 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
8671 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
8673 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
8675 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
8676 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
8677 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
8678 *avx_psign<mode>3): Set prefix_extra attribute to 1.
8679 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
8680 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
8681 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
8682 ssse3_psign<mode>3): Override prefix_rex attribute.
8683 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
8684 (ssse3_palignrti): Override length_immediate to 1.
8685 (ssse3_palignrdi): Override length_immediate to 1, override
8686 prefix_rex attribute.
8687 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
8688 (sse4a_extrqi): Override length_immediate to 2.
8689 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
8690 (sse4a_insertq): Override prefix_data16 to 0.
8691 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
8692 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
8693 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
8694 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
8695 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
8696 and length_immediate to 1.
8697 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
8698 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
8699 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
8700 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
8701 and length_immediate to 1.
8702 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
8703 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
8704 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
8705 avx_ptest256): Override prefix_extra to 1.
8706 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
8707 Override prefix_data16 and length_immediate to 1.
8708 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
8709 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
8710 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
8711 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
8712 prefix_data16 to 0 and prefix_extra to 2.
8713 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
8714 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
8716 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
8717 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
8718 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
8719 and prefix_extra to 2.
8720 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
8721 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
8722 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
8723 avx_vpermilvar<mode>3,
8724 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
8725 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
8726 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
8727 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
8728 Override prefix_extra to 1.
8729 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
8730 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
8731 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
8732 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
8733 prefix_extra and length_immediate to 1.
8734 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
8736 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
8737 to 1 for the first alternative.
8738 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
8739 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
8741 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
8742 *movv2sf_internal_avx, *movv2sf_internal): Override
8743 prefix_rep attribute for certain alternatives.
8744 (*mov<mode>_internal): Override prefix_rep or prefix_data16
8745 attributes for certain alternatives.
8746 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
8747 attributes for certain alternatives.
8748 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
8749 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
8750 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
8751 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
8752 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
8753 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
8754 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
8755 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
8756 length_immediate to 1 if operand 2 is const_int_operand.
8757 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
8758 *vec_extractv2si_1): Set length_immediate attribute to 1.
8759 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
8760 using old 3DNOW insn rather than SSE/3DNOW_A.
8761 (mmx_emms, mmx_femms): Clear modrm attribute.
8763 2009-05-29 Martin Jambor <mjambor@suse.cz>
8765 * tree-sra.c: New implementation of SRA.
8767 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
8768 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
8769 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
8770 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
8771 (SRA_MAX_STRUCTURE_COUNT): Removed.
8772 (SRA_FIELD_STRUCTURE_RATIO): Removed.
8773 * doc/invoke.texi (sra-max-structure-size): Removed.
8774 (sra-field-structure-ratio): Removed.
8776 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8779 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8782 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8784 PR rtl-optimization/40101
8785 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8786 seqno. Adjust comment.
8787 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8788 inserting bookkeeping before a jump, the jump is not scheduled.
8789 When no positive seqno found, provide a value. Add comment.
8791 2009-05-29 Richard Guenther <rguenther@suse.de>
8793 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8794 short-cutting on the first component.
8796 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8799 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8800 for trees other than decls/types.
8802 2009-05-29 Richard Guenther <rguenther@suse.de>
8804 * tree-ssa-operands.c (get_expr_operands): Do not handle
8805 INDIRECT_REFs in the handled-component case. Remove
8806 unused get_ref_base_and_extent case.
8807 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8808 tree_low_cst and host_integerp where possible.
8809 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8810 codes for equivalence.
8811 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8813 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8815 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8816 to tmake_file for i[34567]86-*-cygwin*.
8818 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8821 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8822 (altivec_categorize_keyword, init_vector_keywords,
8823 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8826 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8828 * tree.c (handle_dll_attribute): Check if node is
8829 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8831 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8833 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8835 (thumb2_zero_extendqidi2): Likewise.
8837 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8839 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8840 instead of gen_movrt.
8841 * config/sh/sh.md (movrt): Remove.
8843 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8845 * doc/invoke.texi (IA-64 Options):
8846 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8847 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8848 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8849 -msched-prefer-non-control-spec-insns,
8850 -msched-stop-bits-after-every-cycle,
8851 -msched-count-spec-in-critical-path,
8852 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8853 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8854 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8855 and -msched-spec-verbose.
8857 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8859 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8860 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8862 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8864 2009-05-28 Richard Guenther <rguenther@suse.de>
8866 * tree-ssa-alias.c (ao_ref_init): New function.
8867 (ao_ref_base): Likewise.
8868 (ao_ref_base_alias_set): Likewise.
8869 (ao_ref_alias_set): Likewise.
8870 (refs_may_alias_p_1): Change signature.
8871 (refs_may_alias_p): Adjust.
8872 (refs_anti_dependent_p): Likewise.
8873 (refs_output_dependent_p): Likewise.
8874 (call_may_clobber_ref_p_1): Change signature.
8875 (call_may_clobber_ref_p): Adjust.
8876 (stmt_may_clobber_ref_p_1): New function split out from ...
8877 (stmt_may_clobber_ref_p): ... here.
8878 (maybe_skip_until): Adjust signature.
8879 (get_continuation_for_phi): Likewise.
8880 (walk_non_aliased_vuses): Likewise.
8881 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8882 (ao_ref_init): Declare.
8883 (ao_ref_base): Likewise.
8884 (ao_ref_alias_set): Likewise.
8885 (stmt_may_clobber_ref_p_1): Likewise.
8886 (walk_non_aliased_vuses): Adjust.
8887 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8888 (get_ref_from_reference_ops): remove.
8889 (vn_reference_lookup_2): Adjust signature.
8890 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8891 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8892 (vn_reference_lookup): Adjust.
8893 (vn_reference_insert): Likewise.
8894 (vn_reference_insert_pieces): Adjust signature.
8895 (visit_reference_op_call): Adjust.
8896 * tree-ssa-pre.c (get_expr_type): Simplify.
8897 (phi_translate_1): Adjust.
8898 (compute_avail): Likewise.
8899 (translate_vuse_through_block): Do not re-build trees.
8900 (value_dies_in_block_x): Likewise.
8901 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8903 (vn_reference_lookup_pieces): Adjust declaration.
8904 (vn_reference_insert_pieces): Likewise.
8906 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8908 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8909 with checking disabled.
8911 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8915 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8916 macro definition for support of three-operand format aligned
8917 .comm directive in assembler on cygwin/pe/mingw target OS.
8918 * configure: Regenerate.
8919 * config.h: Regenerate.
8921 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8922 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8923 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8925 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8926 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8928 2009-05-28 Ira Rosen <irar@il.ibm.com>
8930 PR tree-optimization/40254
8931 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8932 in analysis of basic blocks.
8934 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8937 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8938 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8939 (TARGET_INITIALIZER): Use it.
8940 * cse.c (CHEAPER): Move it up to the other macros.
8941 (insert): Rename this ...
8942 (insert_with_costs): ... to this. Add cost parameters. Update
8944 (insert): New function. Call insert_with_costs.
8945 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8946 find_reg_offset_for_const, try_const_anchors): New functions.
8947 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8948 when using a const-anchor. Call insert_const_anchors.
8949 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8950 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8952 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8954 * tree-inline.c (remap_decls): Enable nonlocalized variables
8955 when not optimizing.
8957 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8959 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8960 Simplify other tests involving optimize.
8962 2009-05-27 Tom Tromey <tromey@redhat.com>
8964 * unwind-dw2.c (_Unwind_DebugHook): New function.
8965 (uw_install_context): Call _Unwind_DebugHook.
8967 2009-05-27 Tom Tromey <tromey@redhat.com>
8969 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8971 2009-05-27 Ian Lance Taylor <iant@google.com>
8973 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8974 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8975 (ALL_LINKERFLAGS): Define.
8976 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8977 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8978 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8979 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8980 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8981 $(LINKER_FOR_BUILD).
8982 (build/gcov-iov$(build_exeext)): Likewise.
8984 2009-05-27 Julian Brown <julian@codesourcery.com>
8986 * gcse.c (target.h): Include.
8987 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8988 copy of argument to a pseudo register.
8990 2009-05-27 Diego Novillo <dnovillo@google.com>
8992 * tree-ssa-live.c (dump_scope_block): Document arguments.
8993 (dump_scope_blocks): Document.
8994 (debug_scope_blocks): New.
8995 * tree-flow.h (debug_scope_blocks): Declare.
8997 2009-05-21 Denis Chertykov <denisc@overta.ru>
8999 * doc/contrib.texi (Contributors): Add myself to the list.
9001 2009-05-27 Olivier Hainque <hainque@adacore.com>
9003 * expr.c (target_align): New function. Alignment the TARGET of an
9004 assignment may be assume to have.
9005 (highest_pow2_factor_for_target): Use it instead of relying on
9006 immediate tree attributes of TARGET, not necessarily honored when
9007 intermediate bitfields are involved.
9009 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
9012 * config/i386/driver-i386.c (host_detect_local_cpu): Support
9013 AVX, SSE4, AES, PCLMUL and POPCNT.
9015 2009-05-27 Diego Novillo <dnovillo@google.com>
9017 * tree-pretty-print.c (dump_location): New.
9018 (dump_generic_node): Call it.
9019 Factor code to handle BLOCK nodes ...
9020 (dump_block_node): ... here.
9022 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
9024 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
9026 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
9028 * gcc-plugin.h: Include config.h and system.h.
9029 (IN_GCC): Define if not defined.
9031 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
9034 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
9037 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
9039 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
9041 * config/m32r/m32r.h: Ditto.
9042 * config/m32r/m32r.md: Ditto.
9043 * config/m32r/predicates.md: Ditto.
9045 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
9047 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
9049 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
9052 (Loading plugins): typo.
9053 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
9054 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
9055 (Interacting with the GCC Garbage Collector): Added new section.
9056 (Giving information about a plugin): Added new section for
9058 * ggc.h (ggc_register_root_tab): Added declaration.
9059 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
9060 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
9061 (register_callback): Improved comment in declaration.
9062 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
9063 (extra_root_vec) Added static variable for dynamic roots registration.
9064 (ggc_register_root_tab) Added new routine.
9065 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
9066 PLUGIN_GGC_MARKING event.
9067 * ggc-zone.c: Include plugin.h.
9068 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
9069 * ggc-page.c: Include plugin.h.
9070 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
9071 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
9072 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
9073 (register_callback): check lack of callbacks for
9074 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
9075 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
9076 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
9077 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
9078 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
9079 dependency on plugin.h.
9080 (plugin.o): Added dependency on ggc.h...
9082 2009-05-26 Richard Guenther <rguenther@suse.de>
9086 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9087 with mismatched comparison modes.
9089 * expr.c (expand_expr_real_1): Expand the operand of a
9090 VIEW_CONVERT_EXPR in its natural mode.
9092 2009-05-26 Ian Lance Taylor <iant@google.com>
9094 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
9095 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
9096 (ALL_COMPILERFLAGS): Define.
9097 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
9098 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
9099 (collect2$(exeext), collect2.o): Likewise.
9100 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
9101 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
9102 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
9103 (libbackend.o, intl.o, cppdefault.o): Likewise.
9104 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
9105 (build/%.o): Use $(COMPILER_FOR_BUILD).
9106 (build/gen%$(build_exeext)): Likewise.
9107 (build/gcov-iov$(build_exeext)): LIkewise.
9108 * config/t-darwin (darwin.o): Use $(COMPILER).
9109 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
9110 * config/t-sol2 (sol2-c.o): Likewise.
9112 * config/t-vxworks (vxworks.o): Likewise.
9113 * config/x-darwin (host-darwin.o): Likewise.
9114 * config/x-hpux (host-hpux.o): Likewise.
9115 * config/x-linux (host-linux.o): Likewise.
9116 * config/x-solaris (host-solaris.o): Likewise.
9117 * config/alpha/x-alpha (driver-alpha.o): Likewise.
9118 * config/arm/t-arm (arm-c.o): Likewise.
9119 * config/arm/t-pe (pe.o): Likewise.
9120 * config/arm/t-wince-pe (pe.o): Likewise.
9121 * config/i386/t-cygming (winnt.o): Likewise.
9122 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
9123 * config/i386/t-cygwin (cygwin1.o): Likewise.
9124 (cygwin2.o): Likewise.
9125 * config/i386/t-i386 (i386-c.o): Likewise.
9126 * config/i386/t-interix (winnt.o): Likewise.
9127 * config/i386/t-netware (netware.o): Likewise.
9128 * config/i386/t-nwld (nwld.o): Likewise.
9129 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
9130 * config/i386/x-i386 (driver-i386.o): Likewise.
9131 * config/i386/x-cygwin (host-cygwin.o): Likewise.
9132 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
9133 * config/ia64/t-ia64 (ia64-c.o): Likewise.
9134 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
9135 * config/mips/x-native (driver-native.o): Likewise.
9136 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
9137 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
9138 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
9139 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
9140 * config/score/t-score-elf (score7.o): Likewise.
9141 (score3.o): Likewise.
9142 * config/sh/t-sh (sh-c.o): Likewise.
9143 * config/sh/t-symbian (sh-c.o): Likewise.
9144 (symbian.o): Likewise.
9145 * config/spu/t-spu-elf (spu-c.o): Likewise.
9146 * config/v850/t-v850 (v850-c.o): Likewise.
9147 * config/v850/t-v850e (v850-c.o): Likewise.
9149 2009-05-26 Richard Guenther <rguenther@suse.de>
9151 PR tree-optimization/40122
9152 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
9153 VECTOR_CSTs if possible.
9154 (fold_gimple_assign): Likewise.
9156 2009-05-26 Richard Guenther <rguenther@suse.de>
9159 * fold-const.c (fold_binary): Use the correct types for building
9162 2009-05-26 Richard Guenther <rguenther@suse.de>
9164 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
9165 redundant calls to merge_alias_info.
9166 (bump_vector_ptr): Likewise.
9167 * tree-ssa-copy.c (merge_alias_info): Remove.
9168 (replace_exp_1): Remove call to merge_alias_info.
9169 (propagate_tree_value): Likewise.
9170 (fini_copy_prop): Propagate points-to info.
9171 * tree-flow.h (merge_alias_info): Remove.
9173 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9175 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
9177 2009-05-25 Jan Hubicka <jh@suse.cz>
9179 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9180 * cgraph.h (struct inline_summary): New filed self_wize,
9181 size_inlining_benefit, self_time and time_inlining_benefit.
9182 (struct cgraph_global_info): Replace insns by time ans size fields.
9183 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9184 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9185 (ipcp_update_callgraph): Do not touch function bodies.
9186 * ipa-inline.c: Include except.h
9187 (MAX_TIME): New constant.
9188 (overall_insns): Remove.
9190 (overall_size, max_benefit): New static variables.
9191 (cgraph_estimate_time_after_inlining): New function.
9192 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9193 (cgraph_clone_inlined_nodes): Update size.
9194 (cgraph_mark_inline_edge): Update size.
9195 (cgraph_estimate_growth): Use size info.
9196 (cgraph_check_inline_limits): Check size.
9197 (cgraph_default_inline_p): Likewise.
9198 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9199 (cgraph_decide_recursive_inlining): Check size.
9200 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9202 (cgraph_decide_inlining): Likewise.
9203 (cgraph_decide_inlining_incrementally): Likewise; honor
9204 PARAM_EARLY_INLINING_INSNS.
9205 (likely_eliminated_by_inlining_p): New predicate.
9206 (estimate_function_body_sizes): New function.
9207 (compute_inline_parameters): Use it.
9208 * except.c (must_not_throw_labels): New function.
9209 * except.h (must_not_throw_labels): Declare.
9210 * tree-inline.c (init_inline_once): Kill inlining_weigths
9211 * tree-ssa-structalias.c: Avoid uninitialized warning.
9212 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9213 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9214 (PARAM_INLINE_CALL_COST): Remove.
9215 (PARAM_EARLY_INLINING_INSNS): New.
9217 2009-05-25 Richard Guenther <rguenther@suse.de>
9219 PR tree-optimization/36327
9220 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
9221 callback for reference translation or lookup at the point of may-defs.
9222 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
9223 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
9224 for union COMPONENT_REFs.
9225 (vn_reference_lookup_3): New callback. Lookup from memset
9226 and CONSTRUCTOR assignment, translate through struct copies.
9227 (vn_reference_lookup_pieces): Make sure to not free the
9228 passed operands array. Adjust walk_non_aliased_vuses call.
9229 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
9230 make sure we do not leak memory.
9232 2009-05-25 Richard Guenther <rguenther@suse.de>
9234 * tree-ssa-alias.h (dump_points_to_solution): Declare.
9235 * tree-inline.c (expand_call_inline): Reset the escaped and
9237 * tree-ssa-structalias.c (pass_build_ealias): New.
9238 * tree-pass.h (pass_build_ealias): Declare.
9239 * passes.c (init_optimization_passes): Add PTA during
9240 early optimizations.
9241 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
9242 and CALLUSED solutions.
9243 (dump_points_to_solution): New function, split out from ...
9244 (dump_points_to_info_for): ... here.
9245 * tree-parloops.c (parallelize_loops): Reset the escaped and
9248 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9251 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
9252 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
9254 2009-05-25 Ira Rosen <irar@il.ibm.com>
9256 PR tree-optimization/40238
9257 * tree-vect-stmts.c (vect_init_vector): Insert initialization
9258 statements after basic block's labels.
9259 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
9260 to free the allocated memory.
9262 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
9264 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
9265 return address with a USE.
9267 2009-05-24 Richard Guenther <rguenther@suse.de>
9270 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
9271 array type from the main variant of the inner type.
9273 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9275 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
9276 definition to bool (from int) to un-break build.
9277 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
9279 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
9281 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
9282 discard_stmt_changes): Delete.
9283 * tree-ssa-operands.c (scb_stack): Delete.
9284 (init_ssa_operands): Do not initialize it.
9285 (fini_ssa_operands): Do not free it.
9286 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
9288 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
9289 update_stmt, remove the others. Fix comments.
9290 * tree-dfa.c (optimize_stack_restore): Likewise.
9291 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
9292 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
9293 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
9294 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
9296 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
9297 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
9298 (dom_opt_finalize_block): Likewise, adjusting access to
9300 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
9301 (stmts_to_rescan): Change item type to gimple.
9302 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
9304 2009-05-24 Ira Rosen <irar@il.ibm.com>
9306 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
9307 * tree-pass.h (pass_slp_vectorize): New pass.
9308 * params.h (SLP_MAX_INSNS_IN_BB): Define.
9309 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
9310 * tree-vectorizer.c (timevar.h): Include.
9311 (user_vect_verbosity_level): Declare.
9312 (vect_location): Fix comment.
9313 (vect_set_verbosity_level): Update user_vect_verbosity_level
9314 instead of vect_verbosity_level.
9315 (vect_set_dump_settings): Add an argument. Ignore user defined
9316 verbosity if dump flags require higher level of verbosity. Print to
9317 stderr only for loop vectorization.
9318 (vectorize_loops): Update call to vect_set_dump_settings.
9319 (execute_vect_slp): New function.
9320 (gate_vect_slp): Likewise.
9321 (struct gimple_opt_pass pass_slp_vectorize): New.
9322 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
9324 (vec_info_for_bb): New function.
9325 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
9326 (VECTORIZATION_ENABLED): New macro.
9327 (SLP_ENABLED, SLP_DISABLED): Likewise.
9328 (vect_is_simple_use): Add bb_vec_info argument.
9329 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
9330 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
9331 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
9332 vect_schedule_slp, vect_analyze_slp): Likewise.
9333 (vect_analyze_stmt): Add slp_tree argument.
9334 (find_bb_location): Declare.
9335 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
9336 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
9337 (vect_analyze_loop_operations, vect_analyze_loop,
9338 get_initial_def_for_induction, vect_create_epilog_for_reduction,
9339 vect_finalize_reduction, vectorizable_reduction,
9340 vectorizable_live_operation, vect_transform_loop): Likewise.
9341 * tree-data-ref.c (dr_analyze_innermost): Update comment,
9342 skip evolution analysis if analyzing a basic block.
9343 (dr_analyze_indices): Likewise.
9344 (initialize_data_dependence_relation): Skip the test whether the
9345 object is invariant for basic blocks.
9346 (compute_all_dependences): Skip dependence analysis for data
9347 references in basic blocks.
9348 (find_data_references_in_stmt): Don't fail in case of invariant
9349 access in basic block.
9350 (find_data_references_in_bb): New function.
9351 (find_data_references_in_loop): Move code to
9352 find_data_references_in_bb and add a call to it.
9353 (compute_data_dependences_for_bb): New function.
9354 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
9355 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
9357 (vect_analyze_data_ref_dependence): Check for interleaving in case of
9358 unknown dependence in basic block and fail in case of dependence in
9360 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
9361 dependence instances from either loop or basic block vectorization
9363 (vect_compute_data_ref_alignment): Check if it is loop vectorization
9364 before calling nested_in_vect_loop_p.
9365 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
9366 dependence instances from either loop or basic block vectorization
9368 (vect_verify_datarefs_alignment): Likewise.
9369 (vect_enhance_data_refs_alignment): Adjust function calls.
9370 (vect_analyze_data_refs_alignment): Likewise.
9371 (vect_analyze_group_access): Fix printing. Skip different checks if
9372 DR_STEP is 0. Keep strided stores either in loop or basic block
9373 vectorization data structure. Fix indentation.
9374 (vect_analyze_data_ref_access): Fix comments, allow zero step in
9376 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
9377 dependence instances from either loop or basic block vectorization
9379 (vect_analyze_data_refs): Update comment. Call
9380 compute_data_dependences_for_bb to analyze basic blocks.
9381 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
9382 case of loop vectorization. In case of basic block vectorization use
9383 data-ref itself as a base.
9384 (vect_create_data_ref_ptr): In case of basic block vectorization:
9385 don't advance the pointer, add new statements before the current
9386 statement. Adjust function calls.
9387 (vect_supportable_dr_alignment): Support only aligned accesses in
9388 basic block vectorization.
9389 * common.opt (ftree-slp-vectorize): New flag.
9390 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
9391 (vect_pattern_recog_1): Likewise.
9392 * tree-vect-stmts.c (process_use): Likewise.
9393 (vect_init_vector): Add new statements in the beginning of the basic
9394 block in case of basic block SLP.
9395 (vect_get_vec_def_for_operand): Adjust function calls.
9396 (vect_finish_stmt_generation): Likewise.
9397 (vectorizable_call): Add assert that it is loop vectorization, adjust
9399 (vectorizable_conversion, vectorizable_assignment): Likewise.
9400 (vectorizable_operation): In case of basic block SLP, take
9401 vectorization factor from statement's type and skip the relevance
9402 check. Adjust function calls.
9403 (vectorizable_type_demotion): Add assert that it is loop
9404 vectorization, adjust function calls.
9405 (vectorizable_type_promotion): Likewise.
9406 (vectorizable_store): Check for outer loop only in case of loop
9407 vectorization. Adjust function calls. For basic blocks, skip the
9408 relevance check and don't advance pointers.
9409 (vectorizable_load): Likewise.
9410 (vectorizable_condition): Add assert that it is loop vectorization,
9411 adjust function calls.
9412 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
9413 that it is not reduction, get vector type, call only supported
9414 functions, skip loop specific parts.
9415 (vect_transform_stmt): Check for outer loop only in case of loop
9417 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
9418 (vect_is_simple_use): Fix comment, add new argument, fix conditions
9419 for external definition.
9420 * passes.c (pass_slp_vectorize): New pass.
9421 * tree-vect-slp.c (find_bb_location): New function.
9422 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
9423 check for patterns only in loops.
9424 (vect_build_slp_tree): Add argument, adjust function calls, fail in
9425 case of multiple types in basic block SLP.
9426 (vect_mark_slp_stmts_relevant): New function.
9427 (vect_supported_load_permutation_p): Fix comment.
9428 (vect_analyze_slp_instance): Add argument. In case of basic block
9429 SLP, take vectorization factor from statement's type, check that
9430 unrolling factor is 1. Adjust function call. Save SLP instance in
9431 either loop or basic block vectorization structure. Return FALSE,
9433 (vect_analyze_slp): Add argument. Get strided stores groups from
9434 either loop or basic block vectorization structure. Return FALSE
9435 if basic block SLP failed.
9436 (new_bb_vec_info): New function.
9437 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
9438 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
9439 (vect_schedule_slp): Add argument. Get SLP instances from either
9440 loop or basic block vectorization structure. Set vectorization factor
9441 to be 1 for basic block SLP.
9442 (vect_slp_transform_bb): New function.
9443 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
9445 2009-05-23 Mark Mitchell <mark@codesourcery.com>
9447 * final.c (shorten_branches): Do not align labels for jump tables.
9448 (final_scan_insn): Use JUMP_TABLE_DATA_P.
9450 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
9452 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
9453 Remove outdated reference to flow.c and fix nits.
9454 * doc/gccint.texi: Tweak RTL description.
9455 * doc/rtl.texi: Likewise.
9457 2009-05-23 Denis Chertykov <chertykov@gmail.com>
9459 * config/avr/avr.c: Change my email address.
9460 * config/avr/avr.h: Likewise.
9461 * config/avr/avr.md: Likewise.
9462 * config/avr/avr-protos.h: Likewise.
9463 * config/avr/libgcc.S: Likewise.
9465 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
9467 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
9468 (spu_split_load, spu_split_store): Change return type to int.
9469 (spu_split_convert): Declare.
9470 * config/spu/predicates.md (spu_mem_operand): Remove.
9471 (spu_mov_operand): Update.
9472 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
9473 * config/spu/spu.c (regno_aligned_for_load): Remove.
9474 (reg_aligned_for_addr, spu_expand_load): Define.
9475 (spu_expand_extv): Reimplement and handle MEM.
9476 (spu_expand_insv): Handle MEM.
9477 (spu_sched_reorder): Handle insn's with length 0.
9478 (spu_legitimate_address_p): Reimplement.
9479 (store_with_one_insn_p): Return TRUE for any mode with size
9480 larger than 16 bytes.
9481 (address_needs_split): Define.
9482 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
9484 (spu_convert_move): Define.
9485 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
9486 (spu_split_store): Change all MEM's to TImode.
9487 (spu_init_expanders): Preallocate registers that correspond to
9488 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
9490 (spu_split_convert): Define.
9491 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
9492 (_move<mode>, _movdi, _movti): Update predicate and condition.
9493 (load, store): Change to define_split.
9494 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
9496 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
9497 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
9498 define_insn_and_split of lshr<mode>3.
9499 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
9500 (<v>ashr<mode>3_imm): Define.
9501 (extv, extzv, insv): Allow MEM operands.
9502 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
9503 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
9504 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
9505 (_spu_convert2): Change to define_insn_and_split and remove the
9506 corresponding define_peephole2.
9507 (stack_protect_set, stack_protect_test, stack_protect_test_si):
9508 Change predicates to memory_operand.
9510 2009-05-22 Mark Mitchell <mark@codesourcery.com>
9512 * config/arm/thumb2.md: Add 16-bit multiply instructions.
9514 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9516 PR tree-optimization/40219
9517 * tree.c (iterative_hash_expr): Make sure the builtin function is
9518 a normal builtin function and not a front end or back end builtin
9519 before indexing into the built_in_decls array.
9521 2009-05-22 Richard Guenther <rguenther@suse.de>
9524 * alias.c (write_dependence_p): Do not use TBAA for answering
9525 anti-dependence or output-dependence.
9526 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
9527 (emit_pointer_definition): Remove.
9528 (emit_alias_warning): Likewise.
9529 (find_what_var_points_to): Remove TBAA pruning code.
9530 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
9532 (compute_points_to_sets): Remove code computing the set of
9533 dereferenced pointers.
9534 * tree-data-ref.c (dr_may_alias_p): Properly use the split
9535 oracle for querying anti and output dependencies.
9536 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
9537 if TBAA may be applied.
9538 (refs_anti_dependent_p): New function.
9539 (refs_output_dependent_p): Likewise.
9540 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
9541 (refs_output_dependent_p): Likewise.
9542 * doc/tree-ssa.texi (Memory model): New section.
9543 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
9544 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
9545 * cfgexpand.c (expand_gimple_basic_block): Do not handle
9546 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
9547 * expr.c (expand_expr_real_1): Likewise.
9548 * gimple-low.c (lower_stmt): Likewise.
9549 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
9550 (dump_gimple_cdt): Remove.
9551 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
9552 (gimple_size): Likewise.
9553 (walk_gimple_op): Likewise.
9554 (is_gimple_stmt): Likewise.
9555 (walk_stmt_load_store_addr_ops): Likewise.
9556 (gimple_build_cdt): Remove.
9557 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
9558 * gimple.h (gimple_cdt_new_type): Remove.
9559 (gimple_cdt_new_type_ptr): Likewise.
9560 (gimple_cdt_set_new_type): Likewise.
9561 (gimple_cdt_location): Likewise.
9562 (gimple_cdt_location_ptr): Likewise.
9563 (gimple_cdt_set_location): Likewise.
9564 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
9565 * tree-cfg.c (remove_useless_stmts_1): Do not handle
9566 GIMPLE_CHANGE_DYNAMIC_TYPE.
9567 (verify_types_in_gimple_stmt): Likewise.
9568 * tree-inline.c (estimate_num_insns): Likewise.
9569 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
9570 (copy_decl_to_var): Likewise.
9571 (copy_result_decl_to_var): Likewise.
9572 * tree-pretty-print.c (dump_generic_node): Do not handle
9573 CHANGE_DYNAMIC_TYPE_EXPR.
9574 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9575 * tree-ssa-operands.c (get_expr_operands): Likewise.
9576 * tree-ssa-structalias.c (struct variable_info): Remove
9577 no_tbaa_pruning member.
9578 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
9579 (unify_nodes): Do not copy it.
9580 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
9581 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
9582 (set_uids_in_ptset): Do not check it.
9583 (find_what_var_points_to): Likewise.
9584 (compute_tbaa_pruning): Remove.
9585 (compute_points_to_sets): Do not call it.
9586 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
9587 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
9588 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
9589 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
9590 (DECL_NO_TBAA_P): Likewise.
9591 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
9592 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
9593 (expand_omp_atomic_pipeline): Do not set it.
9594 * print-tree.c (print_node): Do not dump it.
9595 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
9598 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
9601 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
9604 2009-05-22 Mark Mitchell <mark@codesourcery.com>
9606 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
9609 2009-05-22 Ben Elliston <bje@au.ibm.com>
9611 * Makefile.in (bversion.h, s-bversion): New targets.
9612 (TOPLEV_H): Add bversion.h.
9613 * toplev.h: Include "bversion.h".
9614 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
9615 the __format__ attribute only if compiling with the same version
9616 of GCC as the sources (the "build version").
9618 2009-05-22 Ben Elliston <bje@au.ibm.com>
9620 * c-format.c (handle_format_attribute): Fix comment typo.
9622 2009-05-21 Steve Ellcey <sje@cup.hp.com>
9625 * config/ia64/ia64.opt (mfused-madd): New.
9626 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
9627 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
9628 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
9629 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
9630 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
9631 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
9632 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
9633 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
9634 instruction if !TARGET_FUSED_MADD.
9635 (fpma, fpms): Remove colon from name.
9637 2009-05-22 Richard Guenther <rguenther@suse.de>
9639 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
9640 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
9641 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
9643 (create_expression_by_pieces): Only convert if necessary.
9644 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
9645 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
9647 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
9649 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
9650 regular pattern from a template and rename it ...
9651 (*extzv_truncsi_exts): ... to this.
9653 2009-05-21 Richard Guenther <rguenther@suse.de>
9655 * cgraph.h (struct cgraph_node): Remove inline_decl member.
9656 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
9657 (cgraph_default_inline_p): Likewise.
9658 (cgraph_decide_inlining_incrementally): Likewise.
9660 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
9661 Uros Bizjak <ubizjak@gmail.com>
9663 * config/i386/cpuid.h (bit_MOVBE): New.
9665 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
9667 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
9668 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
9669 (ix86_handle_option): Handle OPT_mmovbe.
9670 (ix86_target_string): Add -mmovbe.
9671 (pta_flags): Add PTA_MOVBE.
9672 (processor_alias_table): Add PTA_MOVBE to "atom".
9673 (override_options): Handle PTA_MOVBE.
9675 * config/i386/i386.h (TARGET_MOVBE): New.
9677 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
9678 (*bswapsi_movbe): New.
9679 (*bswapdi_movbe): Likewise.
9680 (bswapdi2): Renamed to ...
9682 (bswapdi2): New expander.
9684 * config/i386/i386.opt (mmovbe): New.
9686 * doc/invoke.texi: Document -mmovbe.
9688 2009-05-21 Taras Glek <tglek@mozilla.com>
9690 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
9691 * gcc-plugin.h (plugin_init): Updated signature.
9692 * gcc-plugin.h (plugin_name_args): Moved to this header.
9693 * doc/plugins.texi (plugin_init): Updated documention to reflect
9695 * doc/plugins.texi (plugin_name_args): Added to documention.
9697 2009-05-21 Mark Mitchell <mark@codesourcery.com>
9699 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
9700 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
9702 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
9704 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
9705 JUMP_TABLE_DATA_P predicates where applicable.
9706 * config/i386/predicates.md: Ditto.
9707 * config/i386/sse.md: Ditto.
9709 2009-05-21 Jakub Jelinek <jakub@redhat.com>
9711 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
9712 operand2 -128 override length_immediate attribute to 1.
9713 * config/i386/predicates.md (constm128_operand): New predicate.
9715 * config/i386/i386.c (memory_address_length): Handle %r12
9716 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
9718 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
9719 mode look through optional ZERO_EXTEND and SUBREG.
9720 * config/i386/i386.md (R12_REG): New define_constant.
9721 (prefix_data16): For sse unit set also for MODE_TI insns.
9722 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
9723 insns set if operand 1 is ext_QIreg_operand.
9724 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
9725 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
9727 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
9728 mode from MODE_DI to MODE_SI.
9729 (movdi_1_rex64): Override modrm and length_immediate attributes
9730 only for movabs (TYPE_IMOV, alternative 2).
9731 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
9732 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
9733 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
9734 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
9735 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
9736 prefix_rex attribute if DImode.
9737 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
9738 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9739 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
9740 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
9741 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
9742 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
9743 Likewise. For TYPE_IMOV clear length_immediate attribute.
9744 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
9745 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
9746 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
9747 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9748 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
9749 or one operand TYPE_ISHIFT.
9750 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
9751 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
9752 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
9753 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
9754 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
9755 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
9756 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
9757 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
9758 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
9759 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
9760 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
9761 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
9762 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
9763 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
9764 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
9765 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
9766 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
9767 set mode attribute, don't override length attribute.
9768 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
9770 (return_internal_long): Set length attribute to 2 instead of 1.
9771 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
9772 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
9773 prefix_rex attribute.
9774 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
9776 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9778 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9780 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9782 2009-05-20 Ian Lance Taylor <iant@google.com>
9784 * tree.c (build_tree_list_vec_stat): New function.
9785 (ctor_to_vec): New function.
9786 (build_nt_call_vec): New function.
9787 (build_call_array): Change args to be a const pointer.
9788 (build_call_vec): New function.
9789 * tree.h (build_nt_call_vec): Declare.
9790 (build_tree_list_vec_stat): Declare.
9791 (build_tree_list_vec): Define.
9792 (build_call_array): Update declaration.
9793 (build_call_vec): Declare.
9794 (ctor_to_vec): Declare.
9795 * c-common.c (tree_vector_cache): New static variable.
9796 (make_tree_vector): New function.
9797 (release_tree_vector): New function.
9798 (make_tree_vector_single): New function.
9799 (make_tree_vector_copy): New function.
9800 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9801 (make_tree_vector_single, make_tree_vector_copy): Declare.
9802 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9803 (c_parser_expr_list): Don't manage cache here, instead call
9805 (c_parser_release_expr_list): Remove static function.
9806 (c_parser_vec_to_tree_list): Remove static function.
9807 (c_parser_attributes): Call build_tree_list_vec instead of
9808 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9809 c_parser_release_expr_list.
9810 (c_parser_postfix_expression_after_primary): Likewise.
9811 (c_parser_objc_keywordexpr): Likewise.
9813 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9815 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9816 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9817 TARGET_CONVERT_TO_TYPE.
9818 * hooks.c (hook_tree_const_tree_null): Define.
9819 * hooks.h (hook_tree_const_tree_null): Declare.
9820 * target.h (struct gcc_target): Add invalid_parameter_type,
9821 invalid_return_type, promoted_type, and convert_to_type fields.
9822 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9823 (TARGET_INVALID_RETURN_TYPE): Define.
9824 (TARGET_PROMOTED_TYPE): Define.
9825 (TARGET_CONVERT_TO_TYPE): Define.
9826 (TARGET_INITIALIZER): Update for new fields.
9827 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9828 (grokparms): Check targetm.invalid_parameter_type.
9829 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9830 * c-convert.c (convert): Check targetm.convert_to_type.
9832 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9834 * config/mips/mips.md (*extenddi_truncate<mode>,
9835 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9837 (*extendhi_truncateqi): New define_insn_and_sptit.
9839 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9842 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9843 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9845 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9847 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9848 the operand of VIEW_CONVERT_EXPR.
9850 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9852 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9853 extended family and model for Intel processors. Support Intel Atom.
9855 2009-05-20 Olivier Hainque <hainque@adacore.com>
9857 * gstab.h (stab_code_type): Define, to be used instead of the
9858 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9860 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9861 occurrences by stab_code_type.
9862 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9864 2009-05-20 Martin Jambor <mjambor@suse.cz>
9866 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9867 (sra_insert_before): Likewise.
9868 (sra_insert_after): Likewise.
9869 (sra_init_cache): Likewise.
9870 (sra_type_can_be_decomposed_p): Likewise.
9871 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9872 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9873 (sra_insert_before): Likewise.
9874 (sra_insert_after): Likewise.
9875 (sra_init_cache): Likewise.
9876 (insert_edge_copies_seq): Made static and moved upwards.
9878 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9881 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9883 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9884 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9887 2009-05-20 Richard Guenther <rguenther@suse.de>
9889 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9890 with mismatched comparison modes.
9892 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9894 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9895 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9896 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9897 with shifts for Thumb2.
9898 (orsi_notsi): New for orn.
9899 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9900 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9901 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9902 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9903 Don't invert remainder for IOR.
9905 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9907 PR tree-optimization/40087
9908 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9909 number_of_iterations_ne): Rename never_infinite argument.
9910 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9911 number_of_iterations_le): Handle pointer-type ivs when
9912 exit_must_be_taken is false.
9913 (number_of_iterations_cond): Do not always assume that
9914 exit_must_be_taken if the control variable is a pointer.
9916 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9918 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9919 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9921 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9923 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9924 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9926 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9929 * c.opt (Wlogical-op): Disabled by default.
9930 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9932 * doc/invoke.texi (Wlogical-op): Likewise.
9934 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9936 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9938 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9939 Propagate the type of the first operand.
9940 <ASSERT_EXPR>: Simplify.
9941 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9942 Rewrite using the RHS code as discriminant.
9943 <NOP_EXPR>: Turn into CASE_CONVERT.
9944 <PLUS_EXPR>: Propagate the type of the first operand.
9946 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9948 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9949 (ia64_dconst_0_375): New.
9950 * config/ia64/ia64.c (ia64_override_options): Remove
9951 -minline-sqrt-min-latency warning.
9952 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9953 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9954 * config/ia64/ia64.md (*sqrt_approx): Remove.
9955 (sqrtsf2): Remove #if 0.
9956 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9957 (sqrtdf): Remove assert.
9958 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9959 (sqrtxf2): Remove #if 0.
9960 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9961 * div.md (sqrt_approx_rf): New.
9962 (sqrtsf2_internal_thr): New implementation.
9963 (sqrtsf2_internal_lat): New.
9964 (sqrtdf2_internal_thr: New implementation.
9965 (sqrtxf2_internal): New implementation.
9967 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9968 Hans-Peter Nilsson <hp@axis.com>
9970 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9971 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9972 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9973 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9974 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9975 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9976 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9977 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9978 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9979 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9980 * c-common.c: ...from here.
9982 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9984 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9986 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9988 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9990 2009-05-19 Ben Elliston <bje@au.ibm.com>
9992 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9993 assignments with memcpy calls.
9994 (add_fdes): Likewise.
9995 (binary_search_unencoded_fdes): Likewise.
9996 (linear_search_fdes): Eliminate type puns.
9998 2009-05-19 Richard Guenther <rguenther@suse.de>
10000 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
10001 not falsely claim to have propagated into all uses.
10003 2009-05-19 Ben Elliston <bje@au.ibm.com>
10005 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
10008 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
10010 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
10011 * config/sh/sh.c (sh_legitimate_address_p): Make static.
10012 (TARGET_LEGITIMATE_ADDRESS_P): New.
10013 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10014 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
10016 2009-05-18 Dodji Seketeli <dodji@redhat.com>
10019 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
10020 child of the containing namespace's DIE.
10022 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
10024 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
10025 *zero_extendhi_truncqi): Move after the zero_extend patterns.
10026 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
10029 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
10032 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
10033 gen_align with gen_pad.
10034 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
10035 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
10037 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
10038 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
10040 * config/i386/i386.md (align): Renamed to ...
10041 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
10042 ASM_OUTPUT_MAX_SKIP_PAD.
10044 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
10046 * config.gcc: Fix variable syntax.
10049 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
10050 before calling exact_log2.
10051 (output_iorsi3): Likewise.
10052 (output_xorsi3): Likewise.
10054 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
10056 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
10057 for the none zero constant operand except for EQ and NE
10058 comprisons even when the first operand is R0.
10060 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
10062 * config/s390/2064.md: Remove trailing whitespaces.
10063 * config/s390/2084.md: Likewise.
10064 * config/s390/constraints.md: Likewise.
10065 * config/s390/fixdfdi.h: Likewise.
10066 * config/s390/libgcc-glibc.ver: Likewise.
10067 * config/s390/s390-modes.def: Likewise.
10068 * config/s390/s390-protos.h: Likewise.
10069 * config/s390/s390.c: Likewise.
10070 * config/s390/s390.h: Likewise.
10071 * config/s390/s390.md: Likewise.
10072 * config/s390/tpf-unwind.h: Likewise.
10074 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10076 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
10078 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10081 * configure.ac (m68k-*-*): Check if binutils support TLS.
10082 * configure: Regenerate.
10083 * config/m68k/predicates.md (symbolic_operand): Extend comment.
10084 * config/m68k/constraints.md (Cu): New constraint.
10085 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
10086 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
10087 (movsi): Handle TLS symbols.
10088 (addsi3_5200): Handle XTLS symbols, indent.
10089 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
10090 (m68k_tls_reference_p): Declare.
10091 (m68k_legitimize_address): Declare.
10092 (m68k_unwrap_symbol): Declare.
10093 * config/m68k/m68k.opt (mxtls): New option.
10094 * config/m68k/m68k.c (ggc.h): Include.
10095 (m68k_output_dwarf_dtprel): Implement hook.
10096 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10097 (m68k_expand_prologue): Load GOT pointer when function needs it.
10098 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
10099 (m68k_legitimate_constant_address_p): Same.
10100 (m68k_decompose_address): Handle TLS references.
10101 (m68k_get_gp): New static function.
10102 (enum m68k_reloc): New contants.
10103 (TLS_RELOC_P): New macro.
10104 (m68k_wrap_symbol): New static function.
10105 (m68k_unwrap_symbol): New function.
10106 (m68k_final_prescan_insn_1): New static function.
10107 (m68k_final_prescan_insn): New function.
10108 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
10110 (legitimize_pic_address): Handle TLS references..
10111 (m68k_tls_get_addr, m68k_get_tls_get_addr)
10112 (m68k_libcall_value_in_a0_p)
10113 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
10114 (m68k_call_m68k_read_tp): Helper variables and functions for ...
10115 (m68k_legitimize_tls_address): Handle TLS references.
10116 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
10118 (m68k_legitimize_address): Handle TLS symbols.
10119 (m68k_get_reloc_decoration): New static function.
10120 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
10122 (m68k_output_dwarf_dtprel): Implement hook.
10123 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
10124 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
10125 m68k_call_* routines.
10126 (sched_attr_op_type): Handle TLS symbols.
10127 (gt-m68k.h): Include.
10128 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
10129 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
10131 2009-05-18 Martin Jambor <mjambor@suse.cz>
10133 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
10134 (visit_store_addr_for_mod_analysis): New function.
10135 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
10136 (determine_cst_member_ptr): Use gimple_assign_single_p.
10137 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
10138 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
10139 operands. Don't check number of operands of a NOP_EXPR.
10141 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
10143 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
10145 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
10148 * c-common.c (warn_logical_operator): Don't warn if one of
10149 expression isn't always true or false.
10151 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
10153 * config/i386/biarch32.h: New file.
10154 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
10156 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
10158 * config/mips/mips.md (*zero_extend<mode>_trunchi,
10159 *zero_extend<mode>_truncqi): Merge these into ...
10160 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
10161 Name the pattern following this as *zero_extendhi_truncqi.
10163 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
10165 PR middle-end/39301
10166 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
10167 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
10168 (output_info): Make field HOST_WIDEST_INT.
10169 (print_statistics): Use HOST_WIDEST_INT_PRINT.
10170 (dump_bitmat_statistics): Same.
10172 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
10174 * config.gcc (use_gcc_stdint): Set to wrap.
10175 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
10176 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
10177 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10178 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
10179 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
10180 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
10181 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10182 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
10184 2009-05-16 Joseph Myers <joseph@codesourcery.com>
10186 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
10188 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
10189 Move definitions earlier.
10190 (OPT_ARCH64, OPT_ARCH32): Define.
10191 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
10194 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
10197 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
10200 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
10202 * arm.md (movdi2): Copy non-reg values to DImode registers.
10204 2009-05-16 Jakub Jelinek <jakub@redhat.com>
10207 * final.c (label_to_max_skip): New function.
10208 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
10209 CODE_LABEL_NUMBER <= max_labelno.
10210 * output.h (label_to_max_skip): New prototype.
10211 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
10212 (ix86_avoid_jump_mispredicts): ... this. Don't define if
10213 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
10214 Handle CODE_LABELs with >= 16 byte alignment or with
10215 max_skip == (1 << align) - 1.
10216 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
10217 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
10220 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
10221 .p2align 3 if MAX_SKIP is smaller than 7.
10222 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10224 2009-05-15 Ian Lance Taylor <iant@google.com>
10226 * alias.c (struct alias_set_entry_d): Rename from struct
10227 alias_set_entry. Change all uses.
10228 * except.c (struct call_site_record_d): Rename from struct
10229 call_site_record. Change all uses.
10230 * except.h (struct eh_region_d): Rename from struct eh_region.
10232 * gcse.c (struct hash_table_d): Rename from struct hash_table.
10234 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
10235 ivtype_map_elt. Change all uses.
10236 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
10238 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
10239 * graphite.h (struct name_tree_d): Rename from struct name_tree.
10241 (struct sese_d): Rename from struct sese. Change all uses.
10242 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
10243 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
10244 * optabs.h (struct optab_d): Rename from struct optab. Change all
10246 (struct convert_optab_d): Rename from struct convert_optab.
10248 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
10249 ipa_opt_pass. Change all uses.
10250 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
10253 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
10254 defined as a typedef.
10255 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
10258 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10261 * fold-const.c (make_range,build_range_check,merge_ranges): Move
10263 (merge_ranges): Returns bool.
10264 * tree.h (make_range): .. to here.
10265 (build_range_check): Likewise.
10266 (merge_ranges): Likewise. Renamed from merge_ranges.
10267 * c-typeck.c (parser_build_binary_op): Update calls to
10268 warn_logical_operator.
10269 * c-common.c (warn_logical_operator): Add new warning.
10270 * c-common.h (warn_logical_operator): Update declaration.
10272 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10274 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
10276 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10278 * doc/install.texi: Document MPC requirements, flags etc.
10280 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
10281 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
10282 Evaluate constant arguments.
10283 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
10284 (fold_builtin_1): Likewise, also evaluate constant arguments.
10285 Remove superfluous break.
10286 (do_mpc_ckconv): New.
10287 * real.h: Include mpc.h.
10288 * toplev.c (print_version): Output MPC version info if available.
10290 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10292 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
10294 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
10296 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
10299 2009-05-15 Jan Hubicka <jh@suse.cz>
10301 * doc/invoke.texi (max-early-inliner-iterations): New flag.
10302 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
10303 (try_inline): Fix return value.
10304 (cgraph_decide_inlining_incrementally): Honor new value.
10305 (cgraph_early_inlining): Handle indirect inlining.
10306 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
10308 2009-05-15 Jan Hubicka <jh@suse.cz>
10310 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
10311 * cgraphunit.c (cgraph_finalize_function): Set it.
10312 (cgraph_expand_function): Use it.
10314 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10316 * real.c (encode_ieee_half): Define.
10317 (decode_ieee_half): Define.
10318 (ieee_half_format): Define.
10319 (arm_half_format): Define.
10320 * real.h (ieee_half_format): Declare.
10321 (arm_half_format): Declare.
10323 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10325 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
10326 swapped, and reversed optabs exist before trying to use them.
10328 2009-05-15 Paul Brook <paul@codesourcery.com>
10329 Sandra Loosemore <sandra@codesourcery.com>
10331 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
10332 loads. Allow PRE_DEC.
10333 (output_move_neon): Handle PRE_DEC.
10334 (arm_print_operand): Add 'A' for neon structure loads.
10335 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
10336 * config/arm/neon.md (neon_mov): Update comment.
10337 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
10339 (Um): New constraint.
10341 2009-05-15 Jan Hubicka <jh@suse.cz>
10343 Revert the following patch until testsuite fallout is fixed:
10344 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10345 * cgraph.h (struct inline_summary): New filed self_wize,
10346 size_inlining_benefit, self_time and time_inlining_benefit.
10347 (struct cgraph_global_info): Replace insns by time ans size fields.
10348 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10349 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10350 (ipcp_update_callgraph): Do not touch function bodies.
10351 * ipa-inline.c: Include except.h
10352 (MAX_TIME): New constant.
10353 (overall_insns): Remove
10354 (overall_size, max_benefit): New static variables.
10355 (cgraph_estimate_time_after_inlining): New function.
10356 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10357 (cgraph_clone_inlined_nodes): Update size.
10358 (cgraph_mark_inline_edge): Update size.
10359 (cgraph_estimate_growth): Use size info.
10360 (cgraph_check_inline_limits): Check size.
10361 (cgraph_default_inline_p): Likewise.
10362 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10363 (cgraph_decide_recursive_inlining): Check size.
10364 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10366 (cgraph_decide_inlining): Likewise.
10367 (cgraph_decide_inlining_incrementally): Likewise; honor
10368 PARAM_EARLY_INLINING_INSNS.
10369 (likely_eliminated_by_inlining_p): New predicate.
10370 (estimate_function_body_sizes): New function.
10371 (compute_inline_parameters): Use it.
10372 * except.c (must_not_throw_labels): New function.
10373 * except.h (must_not_throw_labels): Declare.
10374 * tree-inline.c (init_inline_once): Kill inlining_weigths
10375 * tree-ssa-structalias.c: Avoid uninitialized warning.
10376 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10377 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10378 (PARAM_INLINE_CALL_COST): Remove.
10379 (PARAM_EARLY_INLINING_INSNS): New.
10381 2009-05-15 Richard Guenther <rguenther@suse.de>
10383 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
10384 not TODO_update_ssa.
10386 2009-05-15 Richard Guenther <rguenther@suse.de>
10388 PR tree-optimization/39999
10389 * gimple.h (gimple_expr_type): Use the expression type looking
10390 through useless conversions.
10391 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
10392 (vn_nary_op_insert_stmt): Likewise.
10393 (simplify_binary_expression): Likewise.
10395 2009-05-15 Richard Guenther <rguenther@suse.de>
10397 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
10398 New options, enabled by default.
10399 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
10401 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
10402 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
10403 * tree-ssa-structalias.c (gate_tree_pta): New function.
10404 (pass_build_alias): Use it.
10406 2009-05-15 Joseph Myers <joseph@codesourcery.com>
10408 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
10409 recurse on an invariant address if a conversion from a pointer
10410 type to a wider integer type is involved.
10412 2009-05-15 Jan Hubicka <jh@suse.cz>
10414 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10415 * cgraph.h (struct inline_summary): New filed self_wize,
10416 size_inlining_benefit, self_time and time_inlining_benefit.
10417 (struct cgraph_global_info): Replace insns by time ans size fields.
10418 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10419 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10420 (ipcp_update_callgraph): Do not touch function bodies.
10421 * ipa-inline.c: Include except.h
10422 (MAX_TIME): New constant.
10423 (overall_insns): Remove
10424 (overall_size, max_benefit): New static variables.
10425 (cgraph_estimate_time_after_inlining): New function.
10426 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10427 (cgraph_clone_inlined_nodes): Update size.
10428 (cgraph_mark_inline_edge): Update size.
10429 (cgraph_estimate_growth): Use size info.
10430 (cgraph_check_inline_limits): Check size.
10431 (cgraph_default_inline_p): Likewise.
10432 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10433 (cgraph_decide_recursive_inlining): Check size.
10434 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10436 (cgraph_decide_inlining): Likewise.
10437 (cgraph_decide_inlining_incrementally): Likewise; honor
10438 PARAM_EARLY_INLINING_INSNS.
10439 (likely_eliminated_by_inlining_p): New predicate.
10440 (estimate_function_body_sizes): New function.
10441 (compute_inline_parameters): Use it.
10442 * except.c (must_not_throw_labels): New function.
10443 * except.h (must_not_throw_labels): Declare.
10444 * tree-inline.c (init_inline_once): Kill inlining_weigths
10445 * tree-ssa-structalias.c: Avoid uninitialized warning.
10446 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10447 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10448 (PARAM_INLINE_CALL_COST): Remove.
10449 (PARAM_EARLY_INLINING_INSNS): New.
10450 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
10451 (inline-call-cost): Remove.
10452 (early-inlining-insns): New.
10454 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
10456 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
10458 (print_int_cst_bounds_in_octal_p): Likewise.
10459 (dbxout_type): Adjust calls to above functions. Be prepared to deal
10461 * dwarf2out.c (base_type_die): Likewise.
10462 (is_subrange_type): Delete.
10463 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
10464 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
10465 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
10466 if the destination type is boolean.
10467 (build_range_check): Do not special-case subtypes.
10468 (fold_sign_changed_comparison): Likewise.
10469 (fold_unary): Likewise.
10470 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
10471 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
10472 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
10473 * tree.c (subrange_type_for_debug_p): New predicate based on the
10474 former is_subrange_type.
10475 * tree.h (subrange_type_for_debug_p): Declare.
10476 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
10477 (convert_affine_scev): Remove call to above function.
10478 (chrec_convert_aggressive): Likewise.
10479 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
10480 false for conversions involving subtypes.
10481 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
10482 (vrp_val_min): Likewise.
10483 (needs_overflow_infinity): Likewise.
10484 (extract_range_from_unary_expr): Likewise.
10486 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
10488 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
10489 * config/frv/frv.c: Likewise.
10490 * config/s390/s390.c: Likewise.
10491 * config/sparc/sparc.h: Likewise.
10492 * config/i386/i386.h: Likewise.
10493 * config/i386/i386.c: Likewise.
10494 * config/crx/crx.c: Likewise.
10495 * config/m68hc11/m68hc11.h: Likewise.
10496 * config/iq2000/iq2000.c: Likewise.
10497 * config/mn10300/mn10300.h: Likewise.
10498 * config/mn10300/mn10300.c: Likewise.
10499 * config/m68k/m68k.c: Likewise.
10500 * config/rs6000/rs6000.c: Likewise.
10501 * config/rs6000/xcoff.h: Likewise.
10502 * config/rs6000/linux64.h: Likewise.
10503 * config/rs6000/sysv4.h: Likewise.
10504 * config/score/score3.c: Likewise.
10505 * config/score/score7.c: Likewise.
10506 * config/score/score.c: Likewise.
10507 * config/arm/arm.md: Likewise.
10508 * config/mips/mips.c: Likewise.
10509 * config/mips/mips.md: Likewise.
10510 * config/bfin/bfin.h: Likewise.
10511 * config/pa/pa.c: Likewise.
10512 * config/pa/constraints.md: Likewise.
10514 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
10515 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
10516 * config/pdp11/pdp11.h: Use memory_address_p instead.
10518 2009-05-14 Ian Lance Taylor <iant@google.com>
10520 * passes.c (finish_optimization_passes): Change i to int.
10521 * plugin.c (plugins_active_p): Change event to int.
10522 (dump_active_plugins): Likewise.
10523 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
10525 * tree.c (tree_range_check_failed): Change c to unsigned int.
10526 (omp_clause_range_check_failed): Likewise.
10527 (build_common_builtin_nodes): Change mode to int. Add cast.
10528 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
10529 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
10531 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
10532 ++ or -- with a variable of enum type.
10534 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10537 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
10539 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10541 * store-motion.c: Do not include params.h
10542 * Makefile.in: Fix dependencies for various files.
10544 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10546 * auto-inc-dec.c: Fix pass description, remove apparent
10547 accidental duplication.
10549 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
10551 PR middle-end/40147
10552 * ipa-utils.h (memory_identifier_string): Moved to ...
10553 * tree.h (memory_identifier_string): Here. Add GTY(()).
10555 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10557 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
10558 in the former documentation of...
10559 (GO_IF_LEGITIMATE_ADDRESS): ... this.
10560 * ira-conflicts.c (get_dup_num): Use address_operand.
10561 * targhooks.c (default_legitimate_address_p): New.
10562 * targhooks.h (default_legitimate_address_p): New.
10563 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
10565 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
10566 * target.h (struct target): Add legitimate_address_p.
10567 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
10568 (TARGET_INITIALIZER): Include it.
10570 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10571 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
10572 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
10573 (TARGET_LEGITIMATE_ADDRESS_P): New.
10575 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10576 (REG_OK_STRICT_P): Delete.
10577 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
10578 (frv_legitimate_address_p_1): ... this.
10579 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
10580 (frv_legitimate_address_p_1): ... the renamed old
10581 frv_legitimate_address_p.
10582 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
10583 (TARGET_LEGITIMATE_ADDRESS_P): New.
10585 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10586 * config/s390/s390-protos.h (legitimate_address_p): Remove.
10587 * config/s390/s390.c (legitimate_address_p): Rename to...
10588 (s390_legitimate_address_p): ... this, make static.
10589 (legitimize_address): Adjust call.
10590 (TARGET_LEGITIMATE_ADDRESS_P): New.
10591 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
10593 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10594 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
10595 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
10596 (TARGET_LEGITIMATE_ADDRESS_P): New.
10598 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10599 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
10600 * config/spu/spu.c (spu_legitimate_address): Rename to...
10601 (spu_legitimate_address_p): ... this, make static.
10602 (TARGET_LEGITIMATE_ADDRESS_P): New.
10604 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10605 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
10606 * config/sparc/sparc.c (legitimate_address_p): Rename to...
10607 (sparc_legitimate_address_p): ... this, make static and return bool.
10608 (legitimize_address): Adjust call.
10609 (TARGET_LEGITIMATE_ADDRESS_P): New.
10611 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10612 * config/i386/i386-protos.h (legitimate_address_p): Remove.
10613 * config/i386/i386.c (legitimate_address_p): Rename to...
10614 (ix86_legitimate_address_p): ... this, make static.
10615 (constant_address_p): Move after it, adjust call.
10616 (TARGET_LEGITIMATE_ADDRESS_P): New.
10618 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10619 * config/avr/avr-protos.h (legitimate_address_p): Remove.
10620 * config/avr/avr.c (legitimate_address_p): Rename to...
10621 (avr_legitimate_address_p): ... this, make static.
10622 (legitimize_address): Adjust call.
10623 (TARGET_LEGITIMATE_ADDRESS_P): New.
10625 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10626 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
10627 * config/crx/crx.c (crx_legitimate_address_p): Make static.
10628 (TARGET_LEGITIMATE_ADDRESS_P): New.
10630 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10631 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
10632 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
10633 (TARGET_LEGITIMATE_ADDRESS_P): New.
10635 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10636 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
10638 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
10640 (TARGET_LEGITIMATE_ADDRESS_P): New.
10642 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10643 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
10645 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
10647 (m68hc11_legitimate_address_p): ... this, make static.
10648 (go_if_legitimate_address_internal): Rename to...
10649 (m68hc11_legitimate_address_p_1): ... this.
10650 (legitimize_address): Adjust call.
10651 (TARGET_LEGITIMATE_ADDRESS_P): New.
10653 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10654 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
10655 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
10656 (TARGET_LEGITIMATE_ADDRESS_P): New.
10658 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10659 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
10660 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
10661 (mn10300_legitimate_address_p): ... this, make static.
10662 (TARGET_LEGITIMATE_ADDRESS_P): New.
10664 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10665 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
10666 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
10667 (TARGET_LEGITIMATE_ADDRESS_P): New.
10669 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10670 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
10671 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
10672 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10673 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
10674 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
10675 (rs6000_legitimate_address_p): ... this, make static.
10676 (TARGET_LEGITIMATE_ADDRESS_P): New.
10677 (REG_MODE_OK_FOR_BASE_P): Delete.
10678 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
10680 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10681 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
10683 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
10684 static, adjust types.
10685 (TARGET_LEGITIMATE_ADDRESS_P): New.
10687 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10688 * config/score/score.c (score_address_p): Rename to...
10689 (score_legitimate_address_p): ... this.
10690 (TARGET_LEGITIMATE_ADDRESS_P): New.
10691 * config/score/score3.c (score3_address_p): Rename to...
10692 (score3_legitimate_address_p): ... this.
10693 * config/score/score7.c (score7_address_p): Rename to...
10694 (score7_legitimate_address_p): ... this.
10696 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
10697 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
10698 GO_IF_LEGITIMATE_ADDRESS): Delete.
10699 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
10700 thumb2_legitimate_address_p): Delete.
10701 (arm_legitimate_address_p): Rename to...
10702 (arm_legitimate_address_outer_p): ... this.
10703 * config/arm/constraints.md ("Uq"): Adjust call.
10704 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
10705 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
10707 (arm_legitimate_address_outer_p): ... this.
10708 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
10710 (TARGET_LEGITIMATE_ADDRESS_P): New.
10712 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10713 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
10714 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
10715 (TARGET_LEGITIMATE_ADDRESS_P): New.
10717 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10718 * config/vax/vax-protos.h (legitimate_address_p): Remove.
10719 * config/vax/vax.c (legitimate_address_p): Rename to...
10720 (vax_legitimate_address_p): ... this, make static.
10721 (TARGET_LEGITIMATE_ADDRESS_P): New.
10723 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10724 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
10725 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
10726 (TARGET_LEGITIMATE_ADDRESS_P): New.
10728 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10729 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
10730 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
10731 (mmix_legitimate_address_p): ... this, make static.
10732 (TARGET_LEGITIMATE_ADDRESS_P): New.
10734 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10735 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
10736 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
10737 (TARGET_LEGITIMATE_ADDRESS_P): New.
10739 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10741 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
10742 of MODE_COMPLEX_INT.
10744 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10746 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
10747 LCT_NORMAL in function call.
10748 * mips-tdump.c (print_file_desc): Add cast to enum type.
10749 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
10750 (mark_stabs): Add casts to enum types.
10751 (parse_stabs_common): Add casts to enum types.
10753 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10755 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10756 Check for invalid values of LETTER.
10758 2009-05-13 Taras Glek <tglek@mozilla.com>
10760 * attribs.c (register_attribute): moved out attribute registration
10761 into register_attribute.
10762 * doc/plugins.texi: Documented register_attribute and
10764 * gcc-plugin.h: Added forward decl for register_attribute.
10765 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
10766 * plugin.c (register_callback, invoke_plugin_callbacks): Added
10767 PLUGIN_ATTRIBUTES boilerplate.
10769 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
10771 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
10772 values even in sentinel and empty entries.
10773 (ms_printf_flag_specs): Likewise.
10774 (ms_scanf_flag_specs): Likewise.
10775 (ms_strftime_flag_specs): Likewise.
10776 (ms_print_char_table): Likewise.
10777 (ms_scan_char_table): Likewise.
10778 (ms_time_char_table): Likewise.
10780 2009-05-13 Doug Kwan <dougkwan@google.com>
10782 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10784 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10786 * config/mips/mips.md (store): Add attributes for QI and HI.
10788 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10789 (truncdi<mode>2): ... this new pattern.
10791 2009-05-13 Brad Hards <bradh@kde.org>
10793 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10795 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10796 Ben Elliston <bje@au.ibm.com>
10798 PR middle-end/40035
10799 * dse.c (check_mem_read_rtx): Guard against width == -1.
10801 2009-05-13 Michael Matz <matz@suse.de>
10803 PR middle-end/39976
10804 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10805 (trivially_conflicts_p): New function.
10806 (insert_backedge_copies): Use it.
10808 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10810 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10811 (handle_stdc_pragma): Use new enum constant names.
10812 (handle_pragma_float_const_decimal64): Ditto.
10814 2009-05-13 Ian Lance Taylor <iant@google.com>
10816 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10819 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10821 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10822 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10824 * config/m68k/m68k.h (FL_UCLINUX): Define.
10826 2009-05-13 Jan Hubicka <jh@suse.cz>
10828 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10830 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10832 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10833 unless -fschedule-insns is specified.
10835 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10838 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10839 TARGET_EXPAND_CBRANCHDI4.
10840 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10841 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10842 (cmpeqdi): Fix comment.
10844 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10846 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10847 (sh_legitimate_address_p): Likewise.
10848 * config/sh/sh.c (sh_legitimate_index_p): New.
10849 (sh_legitimate_address_p): Likewise.
10850 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10851 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10852 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10853 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10854 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10855 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10856 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10857 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10858 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10860 2009-05-12 Jan Hubicka <jh@suse.cz>
10862 * tree-inline.c (estimate_operator_cost): Add operands;
10863 when division happens by constant, it is cheap.
10864 (estimate_num_insns): Loads and stores are not having cost of 0;
10865 EH magic stuff is cheap; when computing runtime cost of switch,
10866 use log2 base of amount of its cases; builtin_expect has cost of 0;
10867 compute cost for moving return value of call.
10868 (init_inline_once): Initialize time_based flags.
10869 * tree-inline.h (eni_weights_d): Add time_based flag.
10871 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10873 * df-core.c: Update head documentation.
10875 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10878 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10879 shadowing exisiting variable op1.
10881 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10884 * config/i386/driver-i386.c (processor_signatures): New enum.
10885 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10886 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10887 processor signature to detect geode processor.
10889 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10893 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10895 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10896 causes spurious differences between trunk and cond-optab branch.
10898 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10900 * dojump.c (compare_from_rtx): Delete.
10901 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10902 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10903 if the comparison does not satisfy the predicate; test predicates for
10904 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10905 further if one existing pattern fails.
10906 * expr.h (compare_from_rtx): Delete.
10907 (prepare_operand): Declare it.
10908 * optabs.c: Change "lib call" to "libcall" throughout.
10909 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10910 HAVE_conditional_trap, emit_cmp_insn): Delete.
10911 (can_compare_p): Delete cmp_optab case.
10912 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10913 Accept other parameters by value.
10914 (prepare_operand): Make non-static.
10915 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10916 other parameters by value. Try to widen operands here based on
10917 an optab_methods argument and looking at cbranch_optab.
10918 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10919 loop. Use cbranch_optab directly.
10920 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10921 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10923 (emit_conditional_move, emit_conditional_add): Inline what's needed
10924 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10925 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10926 with COMPARE. Move cmov_optab and cstore_optab above
10927 with cbranch_optab, move cmp_optab down with ucmp_optab,
10928 remove tst_otpab. Do not initialize trap_rtx.
10929 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10930 for trap code. Do not check HAVE_conditional_trap. Use
10931 prepare_cmp_insn. Accept no predicate for operand 3.
10932 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10933 (OTI_ctrap, ctrap_optab): New.
10934 (tst_optab): Delete.
10935 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10936 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10937 with lookup of ctrap_optab.
10938 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10940 (ctrap_optab): New.
10942 * combine.c (combine_simplify_rtx, simplify_set): Do not
10943 special case comparing against zero for cc0 machines.
10944 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10945 COMPARE on cc0 machines.
10946 (simplify_relational_operation): Return a new expression when
10947 a COMPARE could be removed.
10948 * final.c (final_scan_insn): Compare cc_status values
10949 against LHS of a (compare FOO (const_int 0)) cc0 source.
10950 Also check if cc_status.value is the full compare.
10952 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10953 (cstoreMM4): Document.
10954 (conditional_trap): Document ctrapMM4 instead.
10955 (sync_compare_and_swapMM): Refer to cbranchcc4.
10956 (Dependent Patterns): Eliminate obsolete information referring to
10957 the old jump optimization phase.
10958 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10959 of compares with 0 on cc0 machines.
10960 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10961 avoiding references to cc0. Remove text about storing operands
10963 * doc/tm.texi (Condition Codes): Include blurb on different
10964 condition code representations, separate into subsections for
10965 CC0, MODE_CC and conditional execution.
10967 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10968 alpha_emit_setcc): Accept operands and a machine mode.
10969 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10970 Get code/op0/op1 from operands, use machine mode argument
10971 instead of alpha_compare.fp_p. Emit the branch here.
10972 (alpha_emit_setcc): Likewise, and return boolean.
10973 (alpha_emit_conditional_move): Likewise. Assert that
10974 cmp_op_mode == cmp_mode, and simplify accordingly.
10975 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10976 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10977 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10979 (stack probe test): Use cbranchdi4.
10980 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10982 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10983 * config/arc/arc.h (movsicc, movsfcc): Use it.
10984 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10985 (cbranchsi4, cstoresi4): New.
10986 (cmpsi, bCC and sCC expanders): Remove.
10988 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10989 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10990 * config/arm/predicates.md (arm_comparison_operator): Only include
10991 floating-point operators if there is a hardware floating-point unit.
10992 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10993 deferring to cbranch_cc and cstore_cc respectively.
10994 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10995 cbranch_cc, cstore_cc): New.
10996 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10998 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
11000 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
11001 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
11003 (adjust_insn_length): Adjust calls.
11004 (avr_reorg): Handle (compare (foo) (const_int 0)).
11005 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
11006 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
11007 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
11008 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
11010 (cbranchqi4, cbranchhi4, cbranchsi4): New.
11011 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
11013 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
11014 (cbranchsi4, cstorebi4, cstoresi4): New.
11015 (movbisi): This insn is duplicate, split it to zero_extend.
11016 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
11017 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
11018 (bfin_optimize_loop): Use cbranch expander.
11019 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
11020 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
11021 (bfin_bimode_comparison_operator): ... this.
11022 (bfin_direct_comparison_operator): New.
11024 * config/cris/cris.c (cris_normal_notice_update_cc): Look
11025 inside (compare FOO (const_int 0)).
11026 (cris_rtx_costs): Handle ZERO_EXTRACT.
11027 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
11028 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
11029 (*tstdi_v32): Delete.
11030 (*cmpdi_non_v32): Add M alternative for operand 1.
11031 (cmpsi, cmp<mode>): Make private.
11032 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
11034 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
11036 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
11037 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
11038 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
11039 (cc_reg_operand): New.
11040 (any_cond): Delete.
11041 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
11042 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
11043 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
11044 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
11045 crx_expand_scond): Delete.
11047 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
11049 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
11050 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
11052 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
11053 cstoresi4, cstoresf4, cstoredf4): New.
11054 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
11055 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
11056 Receive the entire operands array.
11057 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
11058 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
11059 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
11060 Get test/op0/op1 from the operands array.
11061 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
11063 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
11064 (h8300_expand_store): New.
11065 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
11067 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
11068 (h8300_expand_store): New.
11069 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
11070 or do not try to produce (set (cc0) REG).
11071 (peepholes): Wrap arguments with COMPARE. Add a peephole to
11072 change a compare into a move to a scratch register. Disable some
11073 peepholes when comparing with zero.
11074 (tstsi, tsthi, tstsi, cmpqi): Make private.
11076 (bCC, sCC): Delete.
11077 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
11080 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
11081 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
11082 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
11083 (ix86_emit_i387_log1p): Use cbranchxf2.
11084 (ix86_expand_setcc): Return void.
11085 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
11086 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
11087 cmp<MODEF>, cmpcc): Remove.
11088 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
11089 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
11090 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
11091 (sCC and bCC expanders): Remove.
11092 (stack_protect_test): Use cbranchcc4.
11094 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
11096 (ia64_expand_compare): Accept three rtx by reference and return void.
11097 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
11098 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
11099 from *expr. Update *expr with the BImode comparison to do.
11100 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
11101 cmptf, bCC, sCC, conditional_trap): Delete.
11102 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
11103 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
11104 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
11105 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
11106 * config/ia64/predicates.md (ia64_cbranch_operator): New.
11108 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
11109 type of last argument.
11110 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
11111 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
11112 use machine mode argument instead of branch_type. Remove dead
11113 code for floating-point comparisons.
11114 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
11115 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
11117 (cbranchsi4, cstoresi4): New.
11118 * config/iq2000/predicates.md (reg_or_const_operand): New.
11120 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
11121 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
11122 (b<code>_op): Rewrite to...
11123 (bcc_op): ... this, using match_operator.
11124 (s<code>_op): Rewrite to...
11125 (scc_op): ... this, using match_operator.
11126 (s<code>_24_op): Rewrite to...
11127 (scc_op_24): ... this, using match_operator.
11128 (s<code>_<mode>): Rewrite to...
11129 (cstore<mode>4): ... this, using match_operator.
11130 (s<code>_<mode>_24): Rewrite to...
11131 (cstore<mode>4_24): ... this, using match_operator.
11132 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
11133 m32c_unpend_compare, m32c_expand_scc): Delete.
11134 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
11135 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
11136 (m32c_expand_movcc): Change NE to EQ if necessary.
11137 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
11139 * config/m32r/m32r-protos.h (gen_cond_store): New.
11140 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
11141 (gen_cond_store): New, from sCC patterns.
11142 (m32r_expand_block_move): Use cbranchsi4.
11143 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
11144 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
11145 (cbranchsi4, cstoresi4): New.
11147 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
11149 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
11150 (m68hc11_notice_update_cc): Look into a compare with 0.
11151 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
11153 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
11154 cmphi, cmpqi, bCC): Delete.
11155 (cbranchsi4, cbranchhi4, cbranchqi4): New.
11156 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
11157 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
11160 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
11161 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
11162 * config/m68k/constraints.md (H): New.
11163 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
11164 the define_insn below.
11165 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
11166 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
11167 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
11168 patterns): Wrap RHS with COMPARE.
11169 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
11170 (*cmpdi_internal): Name this pattern.
11171 (cmpdi): Change to define_insn.
11172 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
11173 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
11174 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
11176 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
11177 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
11178 (conditional_trap): Change to...
11179 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
11180 (*conditional_trap): Use the ordered_comparison_operator and
11181 const1_operand predicates.
11182 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
11183 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
11184 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
11185 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
11187 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
11188 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
11189 (mcore_gen_compare): New.
11190 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
11191 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
11192 (mcore_gen_compare): ... this.
11193 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
11194 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
11195 (stack probe pattern): Use cbranchsi4.
11197 * config/mips/predicates.md (mips_cstore_operator): New.
11198 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
11199 * config/mips/mips.md (any_cond): Delete.
11200 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
11202 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
11203 fixuns_truncsfdi2): Use cbranch patterns.
11204 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
11205 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
11206 Adjust call to mips_expand_conditional_branch.
11207 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
11209 * config/mips/mips-protos.h (mips_expand_conditional_branch,
11210 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
11211 * config/mips/mips.c (cmp_operands): Delete.
11212 (mips_emit_compare): Get comparison operands from *op0/*op1.
11213 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
11214 that it succeeds. Use op0/op1 instead of cmp_operands.
11215 (mips_expand_conditional_branch, mips_expand_conditional_move,
11216 mips_expand_conditional_trap): Likewise.
11217 (mips_block_move_loop): Use cbranch patterns.
11218 * config/mips/mips.h (cmp_operands): Delete.
11220 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
11221 (mmix_gen_compare_reg): Just return a register in the right CC mode.
11222 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
11223 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
11224 (*cmpcc_folded): Rename to...
11225 (*cmpdi_folded): this.
11226 (*cmpcc): Rename to...
11228 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
11231 (cbranchdf4): New. Handle invalid comparisons here.
11232 * config/mmix/predicates.md (float_comparison_operator): New.
11234 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
11235 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
11236 * config/mn10300/mn10300.md (tst): Delete.
11237 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
11238 Name these patterns and wrap RHS in a compare.
11239 (*cmpsi): Make this pattern private. Include tst.
11240 (*cmpsf): Make this pattern private.
11241 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
11242 (compare with zero peepholes): Likewise.
11244 (cbranchsi4, cbranchsf4): New.
11245 (casesi): Use cbranchsi4.
11247 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
11248 hppa_branch_type): Delete.
11249 (return_addr_rtx): Use cbranchsi4.
11250 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
11251 Emit CCFPmode comparison here.
11252 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
11253 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
11254 hppa_branch_type): Delete.
11255 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
11256 (movsicc, movdicc): Remove references to hppa_compare_op0,
11257 hppa_compare_op1 and compare_from_rtx.
11258 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
11259 (casesi): Use cbranchsi4.
11261 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
11262 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
11263 * config/pdp11/pdp11.md (register_or_const0_operand): New.
11264 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
11265 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
11267 (cbranchdf4, cbranchhi4, cbranchqi4): New.
11268 (*branch, *branch_inverted): New.
11270 * config/picochip/picochip.md (cbranchhi4): Use
11271 ordered_comparison_operator.
11272 (cmphi, bCC): Remove.
11274 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
11275 (trap_comparison_operator): Delete.
11276 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
11277 rs6000_emit_cbranch): Accept mode and operands.
11278 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
11279 rs6000_compare_fp_p): Delete.
11280 (rs6000_generate_compare): Accept mode and comparison. Extract code
11281 and op0/op1 from there. Replace references to rs6000_compare_op0
11282 and rs6000_compare_op1.
11283 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
11284 extract result from passed operands.
11285 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
11286 extract loc from passed operands.
11287 (rs6000_emit_cmove): Likewise.
11288 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
11289 rs6000_compare_fp_p): Delete.
11290 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
11291 (cbranch<GPR>4, cbranch<FP>4): New.
11292 (cstore<mode>4): New. Consolidate here all choices about when to use
11293 portable or specialized sCC sequences.
11294 (stack_protect_test): Use cbranchsi4.
11295 (conditional_trap): Replace with ctrap<GPR>4.
11296 (conditional trap insn): Replace trap_comparison_operator with
11297 ordered_comparison_operator.
11299 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
11300 (s390_emit_prologue): Use ctrap.
11301 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
11302 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
11303 New predicates replacing...
11304 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
11305 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
11306 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
11307 (add<mode>cc): Do not use s390_compare_op0/op1.
11308 (s<code>): Change to...
11309 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
11310 (seq): Change to...
11311 (cstorecc4): ... this. Handle EQ or NE equally.
11312 (*sne): Un-privatize for use in cstorecc4.
11313 (b<code>): Change to...
11314 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
11315 (conditional_trap): Replace with...
11316 (ctrap<GPR>4, ctrap<FP>4): ... these.
11317 (stack_protect): Use cbranchcc4.
11319 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
11320 * config/score/score-protos.h (score_gen_cmp): Delete.
11321 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
11322 (score_block_move-loop): Use cbranchsi4.
11323 * config/score/score.md (cbranchsi4): New.
11324 (cmpsi, bCC): Delete.
11325 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
11326 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
11327 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
11328 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
11329 * config/score/score3.h (score3_gen_cmp): Delete.
11330 * config/score/score7.h (score7_gen_cmp): Delete.
11332 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
11333 (sh_emit_scc_to_t): ... this. Return void.
11334 (from_compare): Rename to...
11335 (sh_emit_compare_and_branch): ... this.
11336 (sh_emit_compare_and_set): New.
11337 (sh_expand_t_scc): Accept operands.
11338 * config/sh/predicates.md (sh_float_comparison_operator): New.
11339 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
11340 (prepare_scc_operands): Rename to...
11341 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
11343 (sh_emit_cheap_store_flag): New.
11344 (sh_emit_set_t_insn): New.
11345 (from_compare): Rename to...
11346 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
11347 handling of TARGET_SH2E floating point to avoid recursive call.
11348 Generate branch here.
11349 (sh_emit_compare_and_set): New.
11350 (sh_expand_t_scc): Get op0/op1 from arguments.
11351 (sh_emit_cheap_store_flag): New.
11352 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
11354 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
11355 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
11356 (movsicc, movdicc): Do nothing when it recreated operands from
11357 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
11358 prepare_scc_operands (now sh_emit_scc_to_t).
11359 (udivdi3): Use cstoresi4.
11360 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
11361 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
11362 (cbranchint4_media, cbranchfp4_media): New.
11363 (casesi): Use cbranchdi4.
11364 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
11366 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
11367 (movnegt): Remove second operand.
11368 (cbranchsf4, cbranchdf4): New.
11369 (stack_protect): Use cbranchdi4/cbranchsi4.
11371 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
11372 (gen_compare_reg): Accept comparison, extract part of it to...
11373 (gen_compare_reg_1): ... this.
11374 (gen_compare_operator): Delete.
11375 (gen_v9_scc): Accept separate destination, comparison code and arms.
11376 Do not use sparc_compare_op0/sparc_compare_op1.
11377 (emit_scc_insn, emit_conditional_branch_insn): New.
11378 (emit_v9_brxx): Make static. Remove useless assertion.
11379 (sparc_emit_float_lib_cmp): Return RTL instead of calling
11381 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
11382 * config/sparc/sparc-protos.h (gen_compare_reg,
11383 sparc_emit_float_lib_cmp): Adjust prototype.
11384 (emit_scc_insn, emit_conditional_branch_insn): New.
11385 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
11386 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
11387 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
11388 iterators to the top.
11389 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
11390 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
11391 snedi_special_trunc): Delete.
11392 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
11393 and snedi_special_trunc.
11394 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
11395 cbranchdi4, cbranch<F:mode>4): New.
11396 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
11397 here. Use gen_compare_reg instead of gen_compare_operator.
11398 (conditional_trap): Replace with...
11399 (ctrapsi4, ctrapdi4): ... this.
11400 (stack_protect_test): Use cbranchcc4.
11402 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
11404 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
11405 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
11406 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
11407 from operands[0] or operands[3] depending on is_set.
11408 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
11409 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
11410 cmpdf, bCC), sCC: Remove.
11411 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
11412 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
11414 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
11415 spu_emit_branch_or_set.
11417 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
11419 * config/stormy16/stormy16.h (xstormy16_compare_op0,
11420 xstormy16_compare_op1): Delete.
11421 * config/stormy16/stormy16.c (xstormy16_compare_op0,
11422 xstormy16_compare_op1): Delete.
11423 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
11425 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
11426 (cmphi, cmpsi, bCC): Remove.
11428 * config/v850/v850.md (tstsi, cmpsi): Fold into...
11429 (*cmpsi): ... this one.
11430 (cbranchsi4, cstoresi4): New.
11431 (bCC expanders): Delete.
11432 (sCC insns): Fold into...
11433 (*setcc): ... this one.
11434 (casesi): Do not use gen_cmpsi and gen_bgtu.
11435 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
11436 (movsicc): Simplify.
11437 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
11439 * config/vax/vax-protos.h (cond_name): New.
11440 (vax_output_conditional_branch): Remove.
11441 * config/vax/vax.c (cond_name): New.
11442 (vax_output_conditional_branch): Remove.
11443 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
11444 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
11445 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
11446 (bit<VAXint>): Wrap source with (compare).
11447 (b<code> and following unnamed pattern): Rename to *branch and
11448 *branch_reversed. Change macroization to match_operator.
11449 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
11451 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
11452 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
11453 Change last argument to machine_mode.
11454 (xtensa_expand_scc): Add machine_mode argument.
11455 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
11456 (gen_conditional_move, xtensa_expand_conditional_branch,
11457 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
11458 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
11459 Adjust operand numbers.
11460 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
11462 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
11463 (cmpsi, cmpsf, b<code>, s<code>): Delete.
11464 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
11466 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
11468 * optabs.c (prepare_cmp_insn): Temporarily disable test that
11469 causes spurious differences between trunk and cond-optab branch.
11471 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
11474 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
11476 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
11478 * tree.c (iterative_hash_pointer): Delete.
11479 (iterative_hash_expr): Short-circuit handling of NULL pointer.
11480 Hash UIDs and versions of SSA names. Don't special-case built-in
11481 function declarations.
11483 2009-05-11 Ian Lance Taylor <iant@google.com>
11486 * graphite.c: Force -Wc++-compat to only be a warning before
11487 #including "cloog/cloog.h".
11489 2009-05-11 Martin Jambor <mjambor@suse.cz>
11491 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
11493 2009-05-11 Jan Hubicka <jh@suse.cz>
11495 * tree-ssa-loop-ivcanon.c: Include target.h
11496 (struct loop_size): new structure.
11497 (constant_after_peeling): New predicate.
11498 (tree_estimate_loop_size): New function.
11499 (estimated_unrolled_size): Rewrite for new estimates.
11500 (try_unroll_loop_completely): Use new estimates.
11501 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
11503 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11505 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
11506 libcpp interface change.
11507 (spu_macro_to_expand): Likewise.
11509 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
11511 PR tree-optimization/40026
11512 * gimplify.c (gimplify_init_constructor): Change initial conditional
11513 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
11514 optimize_compound_literals_in_ctor.
11516 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
11518 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
11520 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
11522 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
11524 * tree-vect-data-refs.c (vect_analyze_group_access): Use
11525 HOST_WIDE_INT for gap.
11527 2009-05-11 Ira Rosen <irar@il.ibm.com>
11529 PR tree-optimization/40074
11530 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
11531 account in group size and step comparison.
11533 2009-05-11 Richard Guenther <rguenther@suse.de>
11535 * passes.c (init_optimization_passes): Strip now incorrect comment.
11536 (execute_function_todo): Do not set PROP_alias.
11537 * tree-pass.h (PROP_alias): Remove.
11538 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
11539 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
11540 * tree-nrv.c (pass_return_slot): Likewise.
11541 * tree-object-size.c (pass_object_sizes): Likewise.
11542 * tree-ssa-dom.c (pass_dominator): Likewise.
11543 (pass_phi_only_cprop): Likewise.
11544 * tree-ssa-dse.c (pass_dse): Likewise.
11545 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
11546 (pass_cselim): Likewise.
11547 * tree-ssa-pre.c (pass_pre): Likewise.
11548 (pass_fre): Likewise.
11549 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
11550 * tree-ssa-sink.c (pass_sink_code): Likewise.
11551 * tree-stdarg.c (pass_stdarg): Likewise.
11552 * tree-tailcall.c (pass_tail_calls): Likewise.
11553 * tree-vrp.c (pass_vrp): Likewise.
11555 2009-05-10 Ian Lance Taylor <iant@google.com>
11557 * basic-block.h (enum profile_status): Break out of struct
11558 control_flow_graph.
11559 * cgraph.h (struct inline_summary): Break out of struct
11561 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
11562 of struct cgraph_order_sort.
11563 * combine.c (enum undo_kind): New enum, broken out of struct undo.
11564 * cse.c (struct branch_path): Break out of struct
11565 cse_basic_block_data.
11566 * except.h (enum eh_region_type): Break out of struct eh_region.
11567 * gcc.c (enum add_del): Break out of struct modify_target.
11568 * genrecog.c (enum decision_type): Break out of struct decision_test.
11569 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
11571 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
11572 * regmove.c (enum match_use): New enum, broken out of struct match.
11573 * sched-int.h (enum post_call_group): New enum, broken out of
11575 (struct deps_reg): Break out of struct deps.
11576 * target.h (struct asm_int_op): Break out of struct gcc_target.
11577 * tree-eh.c (struct goto_queue_node): Break out of struct
11579 * tree-inline.h (enum copy_body_cge_which): Break out of
11581 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
11583 * c-decl.c (in_struct, struct_types): New static variables.
11584 (pushtag): Add loc parameter. Change all callers.
11585 (lookup_tag): Add ploc parameter. Change all callers.
11586 (check_compound_literal_type): New function.
11587 (parser_xref_tag): Add loc parameter. Change all callers. If
11588 -Wc++-compat, warn about struct/union/enum types defined within a
11590 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
11591 and loc parameters. Change all callers. Change error calls to
11592 error_at, using loc. For a redefinition, if the location of the
11593 original definition is known, report it. Set in_struct and
11594 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
11595 (finish_struct): Add new parameters enclosing_in_struct and
11596 enclosing_struct_types. Change all callers. Set
11597 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
11598 in the struct. If in a struct, add this struct to struct_types.
11599 (start_enum): Add loc parameter. Change all callers. Use
11600 error_at for errors, using loc. For a redefinition, if the
11601 location of the original definition is known, report it. If in a
11602 struct, add this enum type to struct_types. If -Wc++-compat warn
11603 if in sizeof, typeof, or alignof.
11604 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
11605 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
11606 (c_parser_enum_specifier): Get enum location for start_enum.
11607 (c_parser_struct_or_union_specifier): Get struct location for
11608 start_struct. Save in_struct and struct_types status between
11609 start_struct and finish_struct.
11610 (c_parser_cast_expression): Get location of cast.
11611 (c_parser_alignof_expression): Get location of type.
11612 (c_parser_postfix_expression): Likewise.
11613 (c_parser_postfix_expression_after_paren_type): Add type_loc
11614 parameter. Change all callers. Call check_compound_literal_type.
11615 Use type_loc for error about variable size type.
11616 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
11617 of an enum constant from an enum type defined in a struct or union.
11618 (c_cast_expr): Add loc parameter. Change all callers. If
11619 -Wc++-compat, warn about defining a type in a cast.
11620 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
11621 (start_enum, start_struct, finish_struct): Update declarations.
11622 (parser_xref_tag, c_cast_expr): Update declarations.
11623 (check_compound_literal_type): Declare.
11625 2009-05-11 Ben Elliston <bje@au.ibm.com>
11627 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
11628 for recent libcpp interface change.
11629 (rs6000_macro_to_expand): Likewise.
11631 2009-05-10 Michael Matz <matz@suse.de>
11634 * config/arm/arm.c (require_pic_register): Emit on entry edge,
11635 not at entry of function.
11637 2009-05-10 Richard Guenther <rguenther@suse.de>
11639 PR tree-optimization/40081
11641 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11642 using the main variant of the element type. Do not fiddle with
11643 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11645 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
11646 structs with volatile fields.
11648 2009-05-10 Jan Hubicka <jh@suse.cz>
11650 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
11651 (estimate_move_cost): Assert that it does not get called for
11653 (estimate_num_insns): Skip VOID types in argument handling.
11654 (optimize_inline_calls): Delete unreachable blocks and verify that
11655 callgraph is valid.
11657 2009-05-10 Jan Hubicka <jh@suse.cz>
11659 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
11660 * cgraph.c (cgraph_mark_address_taken_node): New function.
11661 (dump_cgraph_node): Dump new flag.
11662 * cgraph.h (struct cgraph_node): Add address_taken.
11663 (cgraph_mark_address_taken_node): New function.
11664 * ipa.c (cgraph_postorder): Prioritize functions with address taken
11665 since new direct calls can be born.
11667 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11669 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
11670 tok->val.node.node.
11672 2009-05-10 Jan Hubicka <jh@suse.cz>
11674 PR middle-end/40084
11675 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
11677 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
11678 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
11679 * tree-inline.c (copy_bb): Set frequency correctly.
11680 (fold_marked_statements): Update call to
11681 cgraph_update_edges_for_call_stmt.
11683 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11685 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
11686 identifiers in diagnostics.
11687 * config/arm/arm.c (arm_handle_fndecl_attribute,
11688 arm_handle_isr_attribute): Likewise.
11689 * config/avr/avr.c (avr_handle_progmem_attribute,
11690 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
11691 * config/bfin/bfin.c (handle_int_attribute,
11692 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
11693 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
11694 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
11696 * config/darwin.c (darwin_handle_kext_attribute,
11697 darwin_handle_weak_import_attribute): Likewise.
11698 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
11699 h8300_handle_eightbit_data_attribute,
11700 h8300_handle_tiny_data_attribute): Likewise.
11701 * config/i386/i386.c (ix86_handle_cconv_attribute,
11702 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
11703 * config/i386/winnt.c (ix86_handle_shared_attribute,
11704 ix86_handle_selectany_attribute): Likewise.
11705 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
11706 * config/m32c/m32c.c (function_vector_handler): Likewise.
11707 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
11708 m68hc11_handle_fntype_attribute): Likewise.
11709 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
11710 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
11711 * config/mips/mips.c (mips_insert_attributes,
11712 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
11713 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
11714 rs6000_handle_struct_attribute): Likewise.
11715 * config/sh/sh.c (sh_insert_attributes,
11716 sh_handle_resbank_handler_attribute,
11717 sh_handle_interrupt_handler_attribute,
11718 sh2a_handle_function_vector_handler_attribute,
11719 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
11721 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
11722 * config/spu/spu.c (spu_handle_fndecl_attribute,
11723 spu_handle_vector_attribute): Likewise.
11724 * config/stormy16/stormy16.c
11725 (xstormy16_handle_interrupt_attribute): Likewise.
11726 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
11727 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
11729 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11731 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
11732 (pp_translate_identifiers): New.
11733 (pp_identifier): Only conditionally translate identifier to locale
11735 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
11736 (pp_base_tree_identifier): Only conditionally translate identifier
11737 to locale character set.
11738 * c-pretty-print.c (M_): Define.
11739 (pp_c_type_specifier, pp_c_primary_expression): Mark English
11740 fragments for conditional translation with M_.
11741 * tree-pretty-print.c (maybe_init_pretty_print): Disable
11742 identifier translation.
11744 2009-05-10 Richard Guenther <rguenther@suse.de>
11746 PR tree-optimization/40081
11747 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11748 using the main variant of the element type. Do not fiddle with
11749 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11751 2009-05-09 Jan Hubicka <jh@suse.cz>
11753 PR middle-end/40080
11754 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11755 indirect calls; verify cgraph afterwards.
11757 2009-05-09 Jan Hubicka <jh@suse.cz>
11760 * ipa.c (update_inlined_to_pointer): New function.
11761 (cgraph_remove_unreachable_nodes): Use it.
11763 2009-05-09 Jan Hubicka <jh@suse.cz>
11765 * tree-eh.c (struct leh_state): Remove prev_try.
11766 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
11767 not track prev_try.
11768 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
11769 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
11770 remove_eh_handler_and_replace, foreach_reachable_handler,
11771 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
11772 * except.h (struct eh_region): Remove eh_region_u_cleanup.
11773 (gen_eh_region_cleanup): Update prototype.
11775 2009-05-09 Jan Hubicka <jh@suse.cz>
11777 PR middle-end/40043
11778 * except.c (copy_eh_region): Always set prev_try.
11779 (redirect_eh_edge_to_label): Find outer try.
11780 (foreach_reachable_handler): When looking for prev try
11781 handle case where previous try is not going to be taken.
11783 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11785 PR tree-optimization/40049
11786 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11787 only vector/vector shifts, convert the type of the constant to the
11788 appropriate type to avoid building incorrect trees, which
11789 eventually have problems with garbage collection.
11791 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11793 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11794 -1 for complex floating-point types if honoring signed zeros.
11796 2009-05-08 Jan Hubicka <jh@suse.cz>
11798 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11799 argument; handle correctly when profile is absent.
11800 (build_cgraph_edges): Update.
11801 (rebuild_cgraph_edges): Update.
11802 * cgraph.c: Do not include varray.h.
11803 (cgraph_set_call_stmt_including_clones): New function.
11804 (cgraph_create_edge_including_clones): Likewise
11805 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11806 (cgraph_update_edges_for_call_stmt): Handle clones.
11807 (cgraph_remove_node): Handle clone tree.
11808 (cgraph_remove_node_and_inline_clones): New function.
11809 (dump_cgraph_node): Dump clone tree.
11810 (cgraph_clone_node): Handle clone tree.
11811 (clone_function_name): Bring here from tree-inline.c.
11812 (cgraph_create_virtual_clone): New function.
11813 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11814 (cgraph_clone_info): New function.
11815 (strut cgraph_node): Add clone_info and new clone tree pointers.
11816 (cgraph_remove_node_and_inline_clones,
11817 cgraph_set_call_stmt_including_clones,
11818 cgraph_create_edge_including_clones,
11819 cgraph_create_virtual_clone): Declare.
11820 (cgraph_function_versioning): Use VEC argument.
11821 (compute_call_stmt_bb_frequency): Update prototype.
11822 (cgraph_materialize_all_clones): New function.
11823 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11824 (ipcp_create_replace_map): Update to VECtors.
11825 (ipcp_update_callgraph): Use virtual clones.
11826 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11827 (ipcp_update_profiling): Do not update local profiling.
11828 (ipcp_insert_stage): Use VECtors and virtual clones.
11829 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11830 (clone_of_p): New function.
11831 (cgraph_preserve_function_body_p): Use clone tree.
11832 (cgraph_optimize): Materialize clones.
11833 (cgraph_function_versioning): Update for VECtors.
11834 (save_inline_function_body): Use clone tree.
11835 (cgraph_materialize_clone): New function.
11836 (cgraph_materialize_all_clones): Likewise.
11837 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11838 * ipa.c: Include gimple.h.
11839 (cgraph_remove_unreachable_nodes): Use clone tree.
11840 * ipa-prop.c (ipa_note_param_call): Update call to
11841 compute_call_stmt_bb_frequencycall.
11842 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11843 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11844 (copy_bb): Handle updating of clone tree; add new edge when new call
11846 (expand_call_inline): Be strict about every call having edge.
11847 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11848 (delete_unreachable_blocks_update_callgraph): New function.
11849 (tree_function_versioning): Use VECtors; always remove unreachable
11850 blocks and fold conditionals.
11851 * tree-inline.h: Do not include varray.h.
11852 (tree_function_versioning): Remove.
11853 * Makefile.in (GTFILES): Remove tree-inline.c
11854 * passes.c (do_per_function): Do only functions having body.
11855 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11858 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11859 Andrew Morrow <acm@google.com>
11862 * c-common.c (c_common_attribute_table): Permit deprecated
11863 attribute to take an optional argument.
11864 (handle_deprecated_attribute): If the optional argument to
11865 __attribute__((deprecated)) is not a string ignore the attribute
11866 and emit a warning.
11868 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11869 * c-typeck.c (build_component_ref): Likewise.
11870 (build_external_ref): Likewise.
11872 * toplev.c (warn_deprecated_use): Add an attribute argument.
11873 Emit the message associated with __attribute__((deprecated)).
11875 * toplev.h (warn_deprecated_use): Updated.
11877 * doc/extend.texi: Document new optional parameter to
11878 __attribute__((deprecated))
11880 2009-05-08 Michael Eager <eager@eagercon.com>
11882 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11883 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11885 2009-05-08 Richard Guenther <rguenther@suse.de>
11887 PR tree-optimization/40062
11888 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11889 Avoid exponential behavior.
11891 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11893 PR rtl-optimization/33928
11895 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11896 process_uses, build_single_def_use_links): New.
11897 (update_df): Update use_def_ref.
11898 (forward_propagate_into): Use get_def_for_use instead of use-def
11900 (fwprop_init): Call build_single_def_use_links and let it initialize
11902 (fwprop_done): Free use_def_ref.
11903 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11904 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11905 df_rd_simulate_one_insn): New.
11906 (df_rd_bb_local_compute_process_def): Update head comment.
11907 (df_chain_create_bb): Use the new RD simulation functions.
11908 * df.h (df_rd_simulate_artificial_defs_at_top,
11909 df_rd_simulate_one_insn): New.
11910 * opts.c (decode_options): Enable fwprop at -O1.
11911 * doc/invoke.texi (-fforward-propagate): Document this.
11913 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11916 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11917 and one complex operand specially.
11918 * tree-complex.c (some_nonzerop): Do not identify a real value as
11919 zero if flag_signed_zeros.
11921 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11923 PR rtl-optimization/33928
11924 * loop-invariant.c (record_use): Fix && vs. || mishap.
11926 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11928 PR rtl-optimization/33928
11929 * loop-invariant.c (struct use): Add addr_use_p.
11930 (struct def): Add n_addr_uses.
11931 (struct invariant): Add cheap_address.
11932 (create_new_invariant): Set cheap_address.
11933 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11934 (record_uses): Pass df_ref to record_use.
11935 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11938 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11940 * config/sh/sh.c: Do not include c-pragma.h.
11942 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11944 * config/spu/spu.c: Remove include of c-common.h.
11946 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11949 * c-common.h (mark_valid_location_for_stdc_pragma,
11950 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11951 clear_float_const_decimal64, float_const_decimal64_p): New.
11952 * c.opt (Wunsuffixed-float-constants): New.
11953 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11954 unsuffixed float constant, handle new warning.
11955 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11956 * c-decl.c (c_scope): New flag float_const_decimal64.
11957 (set_float_const_decimal64, clear_float_const_decimal64,
11958 float_const_decimal64_p): New.
11959 (push_scope): Set new flag.
11960 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11961 to use STDC pragmas.
11962 (c_parser_external_declaration): Ditto.
11963 (c_parser_compound_statement_nostart): Ditto.
11964 * c-pragma.c (valid_location_for_stdc_pragma,
11965 mark_valid_location_for_stdc_pragma,
11966 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11967 handle_pragma_float_const_decimal64): New.
11968 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11969 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11970 set_float_const_decimal64, clear_float_const_decimal64,
11971 float_const_decimal64_p): New dummy functions.
11972 * doc/extend.texi (Decimal Float): Remove statement that the
11973 pragma, and suffix for double constants, are not supported.
11974 * doc/invoke.texi (Warning Options): List new option.
11975 (-Wunsuffixed-float-constants): New.
11977 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11979 * config/i386/i386.c: Do not include c-common.h.
11981 2009-05-07 Mark Heffernan <meheff@google.com>
11983 * doc/invoke.texi (Debugging Options): Document change of debugging
11985 * opts.c (decode_options): Make dump_base_name relative to
11986 aux_base_name directory.
11988 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11990 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11991 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11993 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11995 * Makefile.in (install-plugin): Simplify a bit.
11997 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11999 * Makefile.in (OBJS-common): Add regcprop.o.
12001 * timevar.def (TV_CPROP_REGISTERS): New.
12002 * regrename.c (regrename_optimize): Return 0.
12003 (rest_of_handle_regrename): Delete.
12004 (pass_rename_registers): Point to regrename_optimize.
12005 (struct value_data_entry, struct value_data,
12006 kill_value_one_regno, kill_value_regno, kill_value,
12007 set_value_regno, init_value_data, kill_clobbered_value,
12008 kill_set_value, kill_autoinc_value, copy_value,
12009 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
12010 replace_oldest_value_reg, replace_oldest_value_addr,
12011 replace_oldest_value_mem, copyprop_hardreg_forward_1,
12012 debug_value_data, validate_value_data): Move...
12013 * regcprop.c: ... here.
12014 (rest_of_handle_cprop): Delete.
12015 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
12017 2009-05-07 Jakub Jelinek <jakub@redhat.com>
12019 PR middle-end/40057
12020 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
12021 GEN_INT for 1 << bitnum.
12022 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
12023 build_int_cst_type.
12025 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
12027 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
12028 Remove wrong description of "nand" operation.
12030 2009-05-06 Richard Guenther <rguenther@suse.de>
12031 Adam Nemet <anemet@caviumnetworks.com>
12033 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
12034 comment. Add that if LHS is not a gimple register, then RHS1 has
12035 to be a single object (GIMPLE_SINGLE_RHS).
12037 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
12039 * expr.c (get_def_for_expr): Move it up in the file.
12040 (store_field): When expanding a bit-field store, look at the
12041 defining gimple stmt for the masking conversion.
12043 2009-05-06 Janis Johnson <janis187@us.ibm.com>
12045 PR middle-end/39986
12046 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
12047 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
12048 32-bit memcpy into long.
12050 2009-05-06 Jakub Jelinek <jakub@redhat.com>
12052 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
12053 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
12055 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
12056 instead of appending DW_OP_deref*.
12058 2009-05-06 Michael Matz <matz@suse.de>
12060 PR middle-end/40021
12061 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
12062 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
12064 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
12066 * Makefile.in (install-plugin): Fix srcdir handling.
12068 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
12070 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
12071 when processing for not_regs_needed bitmap.
12072 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
12073 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
12074 handling it for rhs.
12076 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12078 * config/i386/i386.md (unnamed inc/dec peephole): Use
12079 optimize_insn_for_size_p instead of optimize_size.
12080 * config/i386/predicates.md (incdec_operand): Likewise.
12081 (aligned_operand): Likewise.
12082 * config/i386/sse.md (divv8sf3): Likewise.
12083 (sqrtv8sf2): Likewise.
12085 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12087 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
12089 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
12091 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12093 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
12094 ssemodesuffixf2c with avxmodesuffixf2c.
12096 2009-05-06 Joseph Myers <joseph@codesourcery.com>
12099 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
12101 2009-05-05 Jakub Jelinek <jakub@redhat.com>
12103 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
12104 (struct tree_base): Adjust spacing for 8 bit boundaries.
12105 (struct tree_decl_common): Add decl_by_reference_flag bit.
12106 (DECL_BY_REFERENCE): Adjust.
12107 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
12108 print DECL_BY_REFERENCE bit.
12109 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
12110 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
12111 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
12112 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
12115 PR middle-end/39666
12116 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
12117 range of the type, but default label is missing, add it with one
12118 of the existing labels instead of adding a new label for it.
12120 2009-05-05 Joseph Myers <joseph@codesourcery.com>
12124 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
12126 * Makefile.in (enable_plugin, plugin_includedir): New.
12127 (install): Depend on install-plugin.
12128 (PLUGIN_HEADERS): New.
12129 (install-plugin): New.
12130 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
12132 2009-05-05 Richard Guenther <rguenther@suse.de>
12134 PR tree-optimization/40022
12135 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
12137 (phivn_valid_p): Fix tuplification error, simplify.
12138 (phiprop_insert_phi): Add dumps.
12139 (propagate_with_phi): Simplify.
12141 2009-05-05 Richard Guenther <rguenther@suse.de>
12143 PR middle-end/40023
12144 * builtins.c (gimplify_va_arg_expr): Properly build the address.
12146 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
12148 * tree.h (strip_float_extensions): Remove duplicate declaration.
12149 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
12150 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
12151 block_ultimate_origin): Rearrange the declarations line to match the
12152 comment that indicates the .c file which the functions are defined.
12153 (dwarf2out_*, set_decl_rtl): Add comment.
12154 (get_base_address): Adjust comment.
12155 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
12156 declarations line and add comment.
12157 (is_builtin_name): Add blank after function name, for clarity.
12159 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12161 * attribs.c (decl_attributes): Use %qE for identifiers in
12163 * cgraphunit.c (verify_cgraph_node): Translate function names to
12164 locale character set in diagnostics.
12165 * coverage.c (get_coverage_counts): Use %qE for identifiers in
12167 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
12168 Document that functions are named in UTF-8.
12169 * expr.c (expand_expr_real_1): Translate function names to locale
12170 character set in diagnostics.
12171 * gimplify.c (omp_notice_variable, omp_is_private,
12172 gimplify_scan_omp_clauses): Use %qE for identifiers in
12174 * langhooks.c (lhd_print_error_function): Translate function names
12175 to locale character set.
12176 * langhooks.h (decl_printable_name): Document that return value is
12177 in internal character set.
12178 * stmt.c: Include pretty-print.h
12179 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
12181 (resolve_operand_name_1): Translate named operand name to locale
12183 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
12185 * toplev.c (announce_function): Translate function names to locale
12187 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
12188 (default_tree_printer): Use pp_identifier or translate identifiers
12189 to locale character set. Mark "<anonymous>" for translation.
12190 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
12191 for identifiers in diagnostics.
12192 * tree.c (handle_dll_attribute): Use %qE for identifiers in
12194 * varasm.c (output_constructor): Use %qE for identifiers in
12197 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
12199 * configure.ac: use ` ` instead of $()
12200 * configure: Regenerate.
12202 2009-05-05 Ben Elliston <bje@au.ibm.com>
12204 * config/pa/linux-atomic.c: Eliminate conditional include of
12205 errno.h on non-LP64 systems to simplify build requirements.
12207 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12209 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
12211 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
12212 and pass value to identifier_to_locale.
12213 (warn_variable_length_array): Make name a tree.
12214 (grokdeclarator): Separate diagnostic texts for named and unnamed
12215 declarators. Use %qE for named declarators.
12216 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
12218 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
12219 identifiers in diagnostics.
12220 * c-typeck.c (push_member_name, start_init): Pass identifiers to
12221 identifier_to_locale. Mark "anonymous" strings for translation.
12223 2009-05-04 Michael Eager <eager@eagercon.com>
12225 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
12226 address for DImode/DFmode only if double-precision FP regs.
12228 2009-05-04 Michael Eager <eager@eagercon.com>
12230 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
12231 TARGET_SINGLE_FLOAT check.
12233 2009-05-04 Michael Eager <eager@eagercon.com>
12235 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
12237 2009-05-04 Michael Eager <eager@eagercon.com>
12239 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
12240 * config/rs6000/t-xilinx: New
12242 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
12244 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
12245 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
12246 * gcc/explow.c (memory_address): Use target hook.
12247 * gcc/targhooks.c (default_legitimize_address): New.
12248 * gcc/targhooks.h (default_legitimize_address): New.
12249 * gcc/target.h (legitimize_address): New.
12250 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
12251 (TARGET_INITIALIZER): Include it.
12252 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
12254 * config/bfin/bfin-protos.h (legitimize_address): Remove.
12255 * config/bfin/bfin.c (legitimize_address): Remove.
12256 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
12257 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
12259 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
12260 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
12262 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
12263 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
12264 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
12265 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
12266 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
12267 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
12268 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
12269 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
12270 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
12271 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
12272 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
12273 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
12274 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
12275 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
12276 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
12277 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
12278 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
12279 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
12280 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
12281 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
12282 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
12283 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
12284 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
12286 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
12287 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
12288 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
12289 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
12290 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
12291 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
12292 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
12293 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
12294 (thumb_legitimize_address): Delete.
12295 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
12296 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
12297 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
12298 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
12299 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
12300 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
12302 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
12305 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
12306 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
12307 * config/m32r/m32r.c (m32r_legitimize_address): New.
12308 * config/m68k/m68k.c (m68k_legitimize_address): New.
12309 * config/score/score.c (score_legitimize_address): Standardize.
12310 * config/score/score3.c (score3_legitimize_address): Standardize.
12311 * config/score/score3.h (score3_legitimize_address): Adjust.
12312 * config/score/score7.c (score7_legitimize_address): Standardize.
12313 * config/score/score7.h (score7_legitimize_address): Adjust.
12314 * config/sh/sh.c (sh_legitimize_address): New.
12315 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
12317 * gcc/config/s390/s390.c (legitimize_address): Rename to...
12318 (s390_legitimize_address): ... this.
12319 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
12320 (sparc_legitimize_address): ... this.
12321 * gcc/config/i386/i386.c (legitimize_address): Rename to...
12322 (ix86_legitimize_address): ... this.
12323 * gcc/config/avr/avr.c (legitimize_address): Rename to...
12324 (avr_legitimize_address): ... this.
12325 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
12326 (mn10300_legitimize_address): ... this.
12327 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
12328 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
12329 (alpha_expand_mov): Adjust call.
12331 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
12332 * config/spu/spu.c (spu_legitimize_address): Likewise.
12333 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
12334 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
12336 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12338 * intl.c (locale_encoding, locale_utf8): New.
12339 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
12340 * intl.h (locale_encoding, locale_utf8): Declare.
12341 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
12342 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
12344 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
12346 (pp_tree_identifier): Define to call pp_base_tree_identifier.
12347 (pp_base_tree_identifier): Declare as function.
12348 (identifier_to_locale): Declare.
12349 * Makefile.in (pretty-print.o): Update dependencies.
12350 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
12352 2009-05-04 Richard Guenther <rguenther@suse.de>
12354 PR middle-end/40015
12355 * builtins.c (fold_builtin_memory_op): Do not decay to element
12356 type if the size matches the whole array.
12358 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
12360 * expmed.c (synth_mult): When trying out a shift, pass the result
12363 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
12365 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
12366 (shiftsub1_cost): New.
12367 (init_expmed): Compute shiftsub1_cost.
12368 (synth_mult): Optimize multiplications by constants of the form
12369 -(2^^m-1) for some constant positive integer m.
12371 2009-05-03 Richard Guenther <rguenther@suse.de>
12374 * c-typeck.c (array_to_pointer_conversion): Do not built
12375 ADDR_EXPRs of arrays of pointer-to-element type.
12376 * c-gimplify.c (c_gimplify_expr): Revert change fixing
12377 up wrong ADDR_EXPRs after-the-fact.
12378 * c-common.c (strict_aliasing_warning): Strip pointer
12379 conversions for obtaining the original type.
12380 * builtins.c (fold_builtin_memset): Handle array types.
12381 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
12384 2009-05-03 Richard Guenther <rguenther@suse.de>
12386 PR middle-end/23329
12387 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
12388 Do not lose casts from array types with unknown extent to array
12389 types with known extent.
12390 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
12391 alias set compatibility.
12393 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
12395 * flags.h (extra_warnings): Delete.
12396 * toplev.c (process_options): Handle Wuninitialized here.
12397 * opts.c (extra_warnings): Delete.
12398 (set_Wextra): Delete.
12399 (common_handle_option): -Wextra can be handled automatically.
12400 * c-opts.c (c_common_handle_option): Delete obsolete code.
12401 (c_common_post_options): Simplify comment.
12402 * common.opt (W): Add Var.
12404 (Wuninitialized): Initialize to -1.
12406 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
12407 Richard Guenther <rguenther@suse.de>
12409 * expr.c (get_def_for_expr): New function.
12410 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
12411 SSA rather than trees.
12412 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
12413 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
12415 2009-05-03 Joseph Myers <joseph@codesourcery.com>
12417 * c-common.c (reswords): Add _Imaginary.
12418 * c-common.c (enum rid): Add RID_IMAGINARY.
12420 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
12422 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
12423 Patch by Richard Guenther.
12425 2009-05-03 Anatoly Sokolov <aesok@post.ru>
12427 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
12428 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
12429 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
12430 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
12431 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
12432 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
12433 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
12434 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
12435 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
12436 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
12437 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
12438 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
12439 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
12440 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
12441 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
12442 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
12443 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
12444 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
12446 2009-05-02 Richard Guenther <rguenther@suse.de>
12448 PR tree-optimization/39940
12449 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
12452 2009-05-02 Richard Guenther <rguenther@suse.de>
12454 PR middle-end/40001
12455 * tree-ssa.c (execute_update_addresses_taken): Properly check
12456 if we can mark a variable DECL_GIMPLE_REG_P.
12457 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
12458 back to the end of the function.
12459 (is_gimple_reg_type): Remove complex type special casing.
12460 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
12463 2009-05-02 Ben Elliston <bje@au.ibm.com>
12465 * doc/collect2.texi (Collect2): Document search path behaviour
12466 when configured with --with-ld.
12468 2009-05-02 Jan Hubicka <jh@suse.cz>
12470 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
12471 parameter; update callers.
12472 (coalesce_cost_edge): EH edges are costier because they needs
12473 splitting even if not critical and even more costier when there are
12474 multiple EH predecestors.
12476 2009-05-02 Jan Hubicka <jh@suse.cz>
12478 * except.c (remove_eh_handler_and_replace): Handle updating after
12479 removing TRY blocks.
12481 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
12483 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
12485 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
12487 * varasm.c: Do not include c-pragma.h.
12488 * attribs.c: Do not incude c-common.h.
12490 2009-05-01 Michael Matz <matz@suse.de>
12492 * calls.c (initialize_argument_information): Handle SSA names like
12493 decls with a non MEM_P DECL_RTL.
12495 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
12497 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
12498 * ipa-utils.c: Likewise.
12499 * ipa-type-escape.c: Likewise.
12500 * cgraphunit.c Do not include c-common.h.
12501 * ipa-pure-const.c: Likewise.
12502 * tree-if-conv.c: Likewise.
12503 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
12504 * ipa-struct-reorg.c: Likewise.
12505 * tree-nomudflap.c: Likewise.
12506 * tree-ssa-structalias.c: Likewise.
12508 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
12510 * store-motion.c: Many cleanups to make this pass a first-class
12511 citizen instead of an appendix to gcse load motion. Add TODO list
12512 to make this pass faster/cleaner/better.
12514 (struct ls_expr): Post gcse.c-split cleanups.
12515 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
12516 "stores" field to "avail_stores".
12517 (pre_ldst_mems): Rename to store_motion_mems.
12518 (pre_ldst_table): Rename to store_motion_mems_table.
12519 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
12520 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
12521 (ldst_entry): Rename to st_expr_entry, update users.
12522 (free_ldst_entry): Rename to free_st_expr_entry, update users.
12523 (free_ldst_mems): Rename to free_store_motion_mems, update users.
12524 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
12526 (first_ls_expr): Rename to first_st_expr, update users.
12527 (next_ls_expr): Rename to next_st_expr, update users.
12528 (print_ldst_list): Rename to print_store_motion_mems. Print names of
12529 fields properly for store motion instead of names inherited from load
12531 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
12532 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
12535 (ae_kill): Rename to st_kill, update users.
12536 (ae_gen): Rename to st_avloc, update users.
12537 (transp): Rename to st_transp, update users.
12538 (pre_insert_map): Rename to st_insert_map, update users.
12539 (pre_delete_map): Rename to st_delete_map, update users.
12540 (insert_store, build_store_vectors, free_store_memory,
12541 one_store_motion_pass): Update for abovementioned changes.
12543 (gcse_subst_count, gcse_create_count): Remove.
12544 (one_store_motion_pass): New statistics counters "n_stores_deleted"
12545 and "n_stores_created", local variables.
12547 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
12550 (regvec, compute_store_table_current_insn): Remove.
12551 (reg_set_info, reg_clear_last_set): Remove.
12552 (compute_store_table): Use DF caches instead of local dataflow
12555 2009-05-01 Joseph Myers <joseph@codesourcery.com>
12557 * c-objc-common.c (c_tree_printer): Print identifiers with
12558 pp_identifier, not pp_string. Mark "({anonymous})" for
12560 * c-pretty-print.c (pp_c_ws_string): New.
12561 (pp_c_cv_qualifier, pp_c_type_specifier,
12562 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
12563 pp_c_storage_class_specifier, pp_c_function_specifier,
12564 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
12565 pp_c_primary_expression, pp_c_postfix_expression,
12566 pp_c_unary_expression, pp_c_shift_expression,
12567 pp_c_relational_expression, pp_c_equality_expression,
12568 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
12569 use pp_string and pp_c_ws_string in place of pp_identifier and
12570 pp_c_identifier for non-identifiers. Mark English strings for
12572 * c-pretty-print.h (pp_c_ws_string): Declare.
12574 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
12575 Roland McGrath <roland@redhat.com>
12577 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
12578 (ENABLE_LD_BUILDID): New configuration option.
12579 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
12580 (LINK_BUILDID_SPEC): New macro.
12581 (init_spec): If defined, prepend it between LINK_EH_SPEC and
12583 * doc/install.texi: Document --enable-linker-build-id option.
12584 * configure: Rebuild.
12585 * config.in: Rebuild.
12587 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
12589 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
12590 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
12591 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
12592 MIPS_GP_SAVE_AREA_SIZE.
12593 * config/mips/mips.c (struct mips_frame_info): Update comment
12594 before arg_pointer_offset and hard_frame_pointer_offset.
12595 (mips_compute_frame_info): Update diagram before function: to
12596 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
12597 indicate the position of frame_pointer_rtx with -fstack-protector and
12598 to show args_size. Don't allocate cprestore area for leaf functions
12599 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
12601 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
12603 2009-04-30 Michael Matz <matz@suse.de>
12605 PR tree-optimization/39955
12606 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
12608 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
12610 * ira.c (setup_cover_and_important_classes): Use safe macro
12611 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
12613 * genpreds.c (write_tm_preds_h): Output suitable definition of
12614 REG_CLASS_FOR_CONSTRAINT.
12616 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12618 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
12620 * bitmap.c (bitmap_descriptor): Likewise.
12621 * ggc-common.c (loc_descriptor): Likewise.
12622 * varray.c (varray_descriptor): Likewise.
12623 * vec.c (vec_descriptor): Likewise.
12625 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
12627 * Makefile.in (dce.o): Add $(EXCEPT_H).
12628 * dce.c: Include except.h and delete redundant vector definitions.
12629 (deletable_insn_p): Return false for non-call insns that can throw
12632 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
12634 * gcse.c (ae_gen): Remove.
12635 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
12636 and make non-static function to make it available in store-motion.c.
12637 Update call sites with search-and-replace.
12638 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
12639 extract_mentioned_regs, extract_mentioned_regs_helper,
12640 find_moveable_store, compute_store_table, load_kills_store, find_loads,
12641 store_killed_in_insn, store_killed_after, store_killed_before,
12642 build_store_vectors, insert_insn_start_basic_block, insert-store,
12643 remove_reachable_equiv_notes, replace_store_insn, delete_store,
12644 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
12645 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
12646 * store-motion.c: ...new file. Also copy data structures from gcse.c
12647 and clean up to remove parts not used by store motion.
12648 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
12649 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
12651 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12654 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
12655 when optimizing for size.
12657 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
12659 * gcse.c (gcse_constant_p): Fix typo in last change.
12661 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12663 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
12665 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
12667 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
12669 2009-04-29 James E. Wilson <wilson@codesourcery.com>
12671 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
12672 CONST_HIGH_PART result.
12674 2009-04-29 Anatoly Sokolov <aesok@post.ru>
12676 * config/avr/avr.c (initial_elimination_offset): Rename to
12677 avr_initial_elimination_offset.
12678 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
12679 change return type to bool.
12680 (avr_can_eliminate): New function.
12681 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
12682 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
12683 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
12684 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
12685 avr_initial_elimination_offset.
12686 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
12687 (avr_initial_elimination_offset): Define.
12689 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
12690 Steven Bosscher <steven@gcc.gnu.org>
12692 PR rtl-optimization/39938
12693 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
12694 * cfgrtl.c: Include insn-attr.h.
12695 (rest_of_pass_free_cfg): New function.
12696 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
12697 * resource.c (init_resource_info): Remove call to df_analyze.
12699 2009-04-29 Richard Guenther <rguenther@suse.de>
12702 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
12703 allow conversion to signed integers.
12705 2009-04-29 Richard Guenther <rguenther@suse.de>
12707 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
12708 shifts of floating point vectors if the shift amount is
12709 a constant multiple of the element size.
12711 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
12712 Michael Matz <matz@suse.de>
12714 PR middle-end/39927
12716 * tree-outof-ssa.c (emit_partition_copy): New function.
12717 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
12718 insert_part_to_rtx_on_edge): Perform the partition base var
12719 copy using emit_partition_copy.
12720 (insert_value_copy_on_edge): Convert constants to the right mode.
12721 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
12722 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
12724 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12726 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
12727 scan backwards to try to find a constant to initialize it.
12729 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
12730 insn before the loop_end instruction, don't look past labels.
12732 2009-04-29 Richard Guenther <rguenther@suse.de>
12734 PR middle-end/39937
12735 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
12736 loose type conversions.
12737 (forward_propagate_addr_expr): Fix tuplification bug. Remove
12738 stmts only if there are no uses of its definition.
12740 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12742 * config/bfin/bfin.h (splitting_loops): Declare.
12743 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
12744 Reorder bit definitions to be ascending.
12745 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
12746 * config/bfin/bfin.c (splitting_loops): New variable.
12747 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
12748 (struct loop_info): Remove members INIT and LOOP_INIT.
12749 (bfin_optimize_loop): Don't set them. Reorder the code that generates
12750 the LSETUP sequence. Allow LC to be loaded from any register, but
12751 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
12752 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
12754 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12755 of reload_completed.
12758 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12760 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
12762 * Makefile.in (PLUGIN_VERSION_H): New.
12763 (OBJS-common): Remove plugin-version.o.
12764 (plugin.o): Depend on (PLUGIN_VERSION_H).
12765 (plugin-version.o): Remove.
12766 * configure: Regenerate
12767 * configure.ac: Create plugin-version.h.
12768 * gcc-plugin.h (plugin_gcc_version): Remove.
12769 (plugin_default_version_check): Change signature.
12770 * plugin-version.c: Remove.
12771 * plugin.c: Include plugin-version.h.
12772 (str_plugin_gcc_version_name): Remove.
12773 (try_init_one_plugin): Pass gcc version to plugin_init.
12774 (plugin_default_version_check): Both gcc and plugin versions are now
12777 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12779 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
12780 problematic last insns. Test for TYPE_CALL rather than CALL_P.
12781 Remove special case testing for last insn of inner loops. Don't fail
12782 if the loop ends with a jump, emit an extra nop instead.
12784 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12785 DREGS rather than comparing directly. Remove code that tries to
12786 account for latencies.
12788 2009-04-29 Richard Guenther <rguenther@suse.de>
12790 PR tree-optimization/39941
12791 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12792 eliminating an indirect call.
12794 2009-04-29 Richard Guenther <rguenther@suse.de>
12796 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12797 parameter. Allow invariants as base if !require_lvalue.
12798 (verify_gimple_assign_single): Adjust.
12800 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12802 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12803 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12804 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12805 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12806 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12808 * config/bfin/bfin.c (bfin_expand_builtin,
12809 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12811 2009-04-28 Richard Guenther <rguenther@suse.de>
12813 * tree-vect-loop.c (get_initial_def_for_induction): Use
12814 correct types for pointer increment.
12816 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12818 * toplev.c (print_version): Update GMP version string calculation.
12820 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12822 PR rtl-optimization/39938
12823 * resource.c (init_resource_info): Add call to df_analyze.
12825 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12827 * config/alpha/alpha.md (usegp): Cast the result of
12828 alpha_find_lo_sum_using_gp to enum attr_usegp.
12829 * config/alpha/alpha.c (override_options): Remove end-of-structure
12830 marker element from cpu_table. Use array size of cpu_table to handle
12831 -mcpu and -mtune options.
12832 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12834 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12836 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12837 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12838 tune_32 and tune_64.
12839 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12840 support on PowerPC.
12841 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12842 * config/rs6000/option-defaults.h: ... here. New file.
12843 (OPT_64, OPT_32): Define.
12844 (MASK_64BIT): Define to 0 if not already defined.
12845 (OPT_ARCH64, OPT_ARCH32): Define.
12846 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12849 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12851 * config/arm/arm.c (arm_override_options): Emit error on using
12854 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12856 PR rtl-optimization/39914
12857 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12858 registers for allocnos created from user-defined variables only
12859 when not optimizing.
12861 2009-04-28 Richard Guenther <rguenther@suse.de>
12863 PR middle-end/39937
12864 * fold-const.c (fold_binary): Use distribute_real_division only
12867 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12869 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12870 add hpux-stdint.h to tm_file.
12871 (hppa[12]*-*-hpux11*): Ditto.
12872 (ia64*-*-hpux*): Ditto.
12873 * config/hpux-stdint.h: New.
12874 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12875 __STDC_EXT__ for all compiles.
12876 * config/pa/pa-hpux.h: Ditto.
12877 * config/pa/pa-hpux10.h: Ditto.
12878 * config/pa/pa-hpux11.h: Ditto.
12880 2009-04-28 Catherine Moore <clm@codesourcery.com>
12882 * debug.h (set_name): Add comment.
12884 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12887 * config/darwin.c (machopic_gen_offset): Check
12888 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12889 * config/arm/arm.c (require_pic_register): Likewise.
12891 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12893 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12894 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12895 m32c_promote_prototypes): Delete.
12897 2009-04-28 Michael Matz <matz@suse.de>
12899 PR middle-end/39922
12900 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12903 2009-04-28 Richard Guenther <rguenther@suse.de>
12905 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12907 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12909 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12910 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12911 * config/arm/arm-tune.md: Regenerate.
12913 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12915 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12916 block if there are complex incoming edges.
12917 (sel_merge_blocks): Remove useless assert.
12918 (sel_redirect_edge_and_branch): Check that edge was redirected.
12919 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12920 (sel_find_rgns): Delete declaration.
12921 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12922 the region when it is not a preheader.
12924 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12927 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12929 2009-04-28 Richard Guenther <rguenther@suse.de>
12931 * tree.h (SSA_NAME_VALUE): Remove.
12932 (struct tree_ssa_name): Remove value_handle member.
12933 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12934 array for jump threading.
12935 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12937 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12938 * tree-flow.h (threadedge_initialize_values): Declare.
12939 (threadedge_finalize_values): Likewise.
12940 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12941 (SSA_NAME_VALUE): Define.
12942 (threadedge_initialize_values): New function.
12943 (threadedge_finalize_values): Likewise.
12944 * tree-ssa-dom.c (ssa_name_values): New global variable.
12945 (SSA_NAME_VALUE): Define.
12946 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12948 2009-04-28 Ira Rosen <irar@il.ibm.com>
12950 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12951 Use REPORT_VECTORIZED_LOCATIONS instead
12952 REPORT_VECTORIZED_LOOPS.
12953 * tree-vectorizer.c (vect_verbosity_level): Make static.
12954 (vect_loop_location): Rename to vect_location.
12955 (vect_set_verbosity_level): Update comment.
12956 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12958 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12959 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12960 instead REPORT_UNVECTORIZED_LOOPS.
12961 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12962 and vect_loop_def to vect_external_def and vect_internal_def.
12963 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12964 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12965 REPORT_UNVECTORIZED_LOCATIONS.
12966 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12967 and vect_used_in_loop and to vect_unused_in_scope and
12968 vect_used_in_scope.
12969 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12970 (vect_verbosity_level): Remove declaration.
12971 (vect_analyze_operations): Likewise.
12972 (vect_analyze_stmt): Declare.
12973 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12974 REPORT_UNVECTORIZED_LOCATIONS.
12975 (vect_get_loop_niters): Fix indentation.
12976 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12977 (vect_analyze_loop_operations): New function.
12978 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12979 vect_analyze_operations.
12980 (vect_is_simple_reduction): Use new names.
12981 (vectorizable_live_operation, vect_transform_loop): Likewise.
12982 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12983 to specify whether the data references can be a part of interleaving
12985 (vect_analyze_data_ref_dependence): Use new names.
12986 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12987 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12988 * tree-vect-patterns.c (widened_name_p): Use new names.
12989 (vect_recog_dot_prod_pattern): Likewise.
12990 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12991 (process_use, vect_mark_stmts_to_be_vectorized,
12992 vect_model_simple_cost, vect_model_store_cost,
12993 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12994 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12995 vectorizable_operation, vectorizable_type_demotion,
12996 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12997 vectorizable_condition): Likewise.
12998 (vect_analyze_operations): Split into vect_analyze_loop_operations
13000 (vect_analyze_stmt): ... new function.
13001 (new_stmt_vec_info): Use new names.
13002 (vect_is_simple_use): Use new names and fix comment.
13003 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
13004 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
13006 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
13009 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
13010 and integer modes for x87 operands. Do not ICE for unsupported size,
13011 generate error instead. Generate error for unsupported operand types.
13012 ['z']: Do not handle HImode memory operands specially. Warning
13013 for floating-point operands. Fallthru to 'Z' for unsupported operand
13014 types. Do not ICE for unsupported size, generate error instead.
13015 (output_387_binary_op): Use %Z to output operands.
13016 (output_fp_compare): Ditto.
13017 (output_387_reg_move): Ditto.
13019 2009-04-28 Ben Elliston <bje@au.ibm.com>
13024 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13026 * builtins.c (c_strlen): Do not warn here.
13027 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
13028 * c-common.c (pointer_int_sum): Take an explicit location.
13029 Warn about offsets out of bounds.
13030 * c-common.h (pointer_int_sum): Adjust declaration.
13032 2009-04-27 Ian Lance Taylor <iant@google.com>
13034 * collect2.c (is_ctor_dtor): Change type of ret field in struct
13036 * dce.c (run_fast_df_dce): Change type of old_flags to int.
13037 * df-core.c (df_set_flags): Change return type to int. Change
13038 type of old_flags to int.
13039 (df_clear_flags): Likewise.
13040 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
13041 (df_get_conditional_uses): Likewise.
13042 * df.h (df_set_flags, df_clear_flags): Update declarations.
13043 * dwarf2out.c (struct indirect_string_node): Change type of form
13044 field to enum dwarf_form.
13045 (AT_string_form): Change return type to enum dwarf_form.
13046 * fixed-value.c (fixed_compare): Add cast to enum type.
13047 * fwprop.c (update_df): Change 0 to VOIDmode.
13048 * gensupport.c: Change 0 to UNKNOWN.
13049 * gimple.h (gimple_cond_code): Add cast to enum type.
13050 * haifa-sched.c (reemit_notes): Add cast to enum type.
13051 * hooks.c (hook_int_void_no_regs): Remove function.
13052 * hooks.h (hook_int_void_no_regs): Remove declaration.
13053 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
13054 * predict.c (combine_predictions_for_insn): Add casts to enum type.
13055 * real.c (real_arithmetic): Add cast to enum type.
13056 (real_compare): Likewise.
13057 * target.h (struct gcc_target): Change return type of
13058 branch_target_register_class to enum reg_class.
13059 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
13060 default_branch_target_register_class.
13061 * targhooks.c (default_branch_target_register_class): New function.
13062 * targhooks.h (default_branch_target_register_class): Declare.
13063 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
13064 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
13066 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
13068 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
13069 vect_uninitialized_def. Change 0 to ERROR_MARK.
13070 * tree-vect-stmts.c (supportable_widening_operation): Don't
13071 initialize icode1 and icode2.
13072 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
13073 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
13075 (cmn_err_flag_specs): Change 0 to STD_C89.
13076 (cmn_err_char_table): Likewise.
13077 * config/arm/arm.c (get_arm_condition_code): Change type of code
13078 to enum arm_cond_code.
13079 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
13080 (IWMMXT_BUILTIN2): Likewise.
13081 (neon_builtin_type_bits): Don't define typedef.
13082 (neon_builtin_datum): Change type of bits field to int.
13083 (arm_expand_neon_args): Add cast to enum type.
13084 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
13086 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
13087 casts to enum type.
13088 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
13090 * config/mips/mips.md (jal_macro): Return enum constant.
13091 (single_insn): Likewise.
13092 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
13094 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13095 casts to enum type.
13096 * config/s390/s390.c (s390_tune_flags): Change type to int.
13097 (s390_arch_flags): Likewise.
13098 (s390_handle_arch_option): Change flags field of struct pta to int.
13099 * config/s390/s390.h (s390_tune_flags): Update declaration.
13100 (s390_arch_flags): Likewise.
13101 * config/sh/sh.c (prepare_move_operands): Compare
13102 tls_symbolic_operand result with enum constant.
13103 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
13104 (sh_expand_prologue): Add cast to enum type.
13105 (sh_expand_epilogue): Likewise.
13106 (tls_symbolic_operand): Change return type to enum tls_model.
13107 (fpscr_set_from_mem): Add cast to enum type.
13108 (legitimize_pic_address): Compare tls_symbolic_operand result with
13110 (sh_target_reg_class): Change return type to enum reg_class.
13111 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
13113 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
13114 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
13115 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
13116 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
13117 (delayed_branch, tls_call_delay): Likewise.
13118 (eligible_for_sibcall_delay): Likewise.
13119 (eligible_for_return_delay): Likewise.
13120 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
13121 (spu_expand_builtin_1): Likewise.
13123 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
13124 for all types of conversions.
13125 (output_init_element): Issue -Wc++-compat warning if needed when
13126 initializing a bitfield with enum type.
13127 * c-parser.c (c_parser_expression): Set original_type to
13128 original_type of right hand operand of comma operator.
13130 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13132 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
13134 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
13135 * doc/cpp.texi (Standard Predefined Macros)
13136 (Implementation-defined behavior): Likewise.
13137 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
13138 * doc/gimple.texi (GIMPLE Exception Handling)
13139 (@code{GIMPLE_ASSIGN}): Likewise.
13140 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
13141 * doc/invoke.texi (Warning Options, Optimize Options)
13142 (AVR Options, Darwin Options): Likewise.
13143 (Optimize Options): Reformulate -fwhole-program description.
13144 * doc/loop.texi (Lambda): Likewise.
13145 * doc/md.texi (Output Template, Define Constraints)
13146 (Standard Names, Insn Splitting): Likewise.
13147 * doc/options.texi (Option properties): Likewise.
13148 * doc/passes.texi (Tree-SSA passes): Likewise.
13149 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
13150 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
13151 (File Names and DBX): Likewise.
13152 * doc/trouble.texi (Incompatibilities): Likewise.
13154 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13156 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
13157 instruction is correct.
13159 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13161 Allow non-constant arguments to conversion intrinsics.
13162 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
13163 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
13164 * spu.c (print_operand): Handle 'v' and 'w'.
13165 (exp2_immediate_p, spu_gen_exp2): Define.
13166 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
13167 spu_convtf_1): Update parameter descriptions.
13168 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
13169 * constraints.md ('v', 'w'): New.
13170 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
13172 (i2f, I2F): New define_mode_attr.
13173 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
13174 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
13175 fixuns_truncv4sfv4si2): Update to use mode attribute.
13176 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
13177 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
13178 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
13179 patterns for combine.
13181 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
13183 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
13184 (cprop, hoist, pre, store_motion): New debug counters.
13185 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
13186 is not an RTL pass anymore.
13187 (pass_profiling): Remove extern decl for pass removed in 2005.
13188 (pass_gcse, pass_jump_bypass): Remove.
13189 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
13190 to 0 for clean state.
13191 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
13192 * cse.c (gate_handle_cse_after_global_opts,
13193 rest_of_handle_cse_after_global_opts): New functions.
13194 (pass_cse_after_global_opts): New pass, does local CSE.
13195 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
13196 (TV_CPROP): New timevar.
13197 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
13198 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
13199 (gcse_main, recompute_all_luids): Remove.
13200 (compute_hash_table_work): Call max_reg_num instead of reading
13202 (cprop_jump): Don't set run_jump_opt_after_gcse.
13203 (constprop_register): Always allow to alter jumps.
13204 (cprop_insn): Likewise.
13205 (do_local_cprop): Likewise.
13206 (local_cprop_pass): Likewise. Return non-zero if something changed.
13207 (cprop): Remove function, fold interesting bits into one_cprop_pass.
13208 (find_implicit_sets): Add note about missed optimization opportunity.
13209 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
13210 pass_rtl_cprop execute function.
13211 Don't bother tracking the pass number, each pass gets its own dumpfile
13213 Always allow to alter jumpsand bypass jumps.
13214 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
13215 will just find no suitable set.
13216 (pre_edge_insert): Fix dumping, this function is for PRE only.
13217 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
13218 pass_rtl_pre execute function.
13219 (hoist_code): Return non-zero if something changed. Keep track of
13220 substitutions and insertions for statistics gathering similar to PRE.
13221 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
13222 called from the pass_rtl_hoist execute function. Show pass statistics.
13223 (compute_store_table): Use max_reg_num directly instead of using the
13224 formerly global max_gcse_regno.
13225 (build_store_vectors): Likewise.
13226 (replace_store_insn): Fix dumping.
13227 (store_motion): Rename to ...
13228 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
13229 pass, called from the pass_rtl_store_motion execute function. Keep
13230 track of substitutions and insertions for statistics gathering similar
13232 (bypass_jumps): Remove, fold interesting bits into ...
13233 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
13234 from the pass_rtl_cprop execute function.
13235 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
13236 pass_jump_bypass): Remove.
13237 (gate_handle_gcse, rest_of_handle_gcse): Remove.
13238 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
13239 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
13240 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
13241 (gate_rtl_store_motion, execute_rtl_store_motion,
13242 pass_rtl_store_motion): New.
13243 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
13244 make it clear that -fcse-skip-blocks is a no-op for backward compat.
13245 * passes.c (init_optimization_passes): Remove pass_gcse and
13246 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
13247 and cse_after_global_opts in place of pass_gcse. Schedule cprop
13248 instead of pass_jump_bypass.
13250 2009-04-27 Richard Guenther <rguenther@suse.de>
13252 PR middle-end/39928
13253 * gimplify.c (gimplify_expr): If we are required to create
13254 a temporary make sure it ends up as register.
13256 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
13259 * config/i386/i386.c (construct_container): Don't call
13260 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
13261 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
13263 2009-04-27 Michael Matz <matz@suse.de>
13265 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
13266 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
13267 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
13268 (dump_replaceable_exprs): Take a bitmap.
13269 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
13271 (expand_gimple_basic_block): Likewise.
13272 * tree-ssa-ter.c (struct temp_expr_table_d): Make
13273 replaceable_expressions member a bitmap.
13274 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
13275 (mark_replaceable): Likewise.
13276 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
13277 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
13279 2009-04-27 Richard Guenther <rguenther@suse.de>
13281 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
13282 (verify_stmts): Dispatch to gimple/type verification code.
13283 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
13284 issue with call argument types.
13286 2009-04-27 Michael Matz <matz@suse.de>
13288 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
13289 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
13292 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
13293 Eric Botcazou <ebotcazou@adacore.com>
13295 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
13296 a label's basic block.
13297 (mark_target_live_regs): Tidy and rework obsolete comments.
13298 Change back DF problem to LIVE. If a label starts a basic block,
13299 assume that all registers that used to be live then still are.
13300 (init_resource_info): If a label starts a basic block, set its
13301 BLOCK_FOR_INSN accordingly.
13302 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
13304 2009-04-27 Richard Guenther <rguenther@suse.de>
13306 * tree-flow-inline.h (function_ann): Remove.
13307 (get_function_ann): Likewise.
13308 * tree-dfa.c (create_function_ann): Remove.
13309 * tree-flow.h (struct static_var_ann_d): Remove.
13310 (struct function_ann_d): Likewise.
13311 (union tree_ann_d): Remove fdecl member.
13312 (function_ann_t): Remove.
13313 (function_ann, get_function_ann, create_function_ann): Remove
13316 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
13318 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
13320 2009-04-27 Jan Hubicka <jh@suse.cz>
13322 * ipa-pure-const.c (struct funct_state_d): New fields
13323 state_previously_known, looping_previously_known; remove
13324 state_set_in_source.
13325 (analyze_function): Use new fields.
13326 (propagate): Avoid assumption that state_set_in_source imply
13329 * tree-ssa-loop-niter.c (finite_loop_p): New function.
13330 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
13331 * cfgloop.h (finite_loop_p): Declare.
13333 2009-04-26 Michael Matz <matz@suse.de>
13335 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
13337 2009-04-26 Michael Matz <matz@suse.de>
13339 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
13340 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
13341 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
13342 pass_mark_used_blocks): Remove.
13343 * tree-optimize.c (pass_free_datastructures,
13344 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
13345 * passes.c (init_optimization_passes): Don't call
13346 pass_mark_used_blocks, remove dead code.
13348 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
13350 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
13351 * tree-ssa-live.h (register_ssa_partition): Likewise.
13353 2009-04-26 Michael Matz <matz@suse.de>
13356 * builtins.c (fold_builtin_next_arg): Handle SSA names.
13357 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
13358 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
13360 (compare_pairs): Swap cost comparison.
13361 (coalesce_ssa_name): Don't use change_partition_var.
13362 * tree-nrv.c (struct nrv_data): Add modified member.
13363 (finalize_nrv_r): Set it.
13364 (tree_nrv): Use it to update statements.
13365 (pass_nrv): Require PROP_ssa.
13366 * tree-mudflap.c (mf_decl_cache_locals,
13367 mf_build_check_statement_for): Use make_rename_temp.
13368 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
13369 * alias.c (find_base_decl): Handle SSA names.
13370 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
13371 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
13372 * rtl.h (set_reg_attrs_for_parm): Declare.
13373 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
13374 to "optimized", remove unused locals at finish.
13375 (execute_free_datastructures): Make global, call
13376 delete_tree_cfg_annotations.
13377 (execute_free_cfg_annotations): Don't call
13378 delete_tree_cfg_annotations.
13380 * ssaexpand.h: New file.
13381 * expr.c (toplevel): Include ssaexpand.h.
13382 (expand_assignment): Handle SSA names the same as register variables.
13383 (expand_expr_real_1): Expand SSA names.
13384 * cfgexpand.c (toplevel): Include ssaexpand.h.
13385 (SA): New global variable.
13386 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
13387 (SSAVAR): New macro.
13388 (set_rtl): New helper function.
13389 (add_stack_var): Deal with SSA names, use set_rtl.
13390 (expand_one_stack_var_at): Likewise.
13391 (expand_one_stack_var): Deal with SSA names.
13392 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
13393 before unique numbers.
13394 (expand_stack_vars): Use set_rtl.
13395 (expand_one_var): Accept SSA names, add asserts for them, feed them
13396 to above subroutines.
13397 (expand_used_vars): Expand all partitions (without default defs),
13398 then only the local decls (ignoring those expanded already).
13399 (expand_gimple_cond): Remove edges when jumpif() expands an
13400 unconditional jump.
13401 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
13402 or remove abnormal edges. Ignore insns setting the LHS of a TERed
13404 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
13405 members of SA; deal with PARM_DECL partitions here; expand
13406 all PHI nodes, free tree datastructures and SA. Commit instructions
13407 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
13408 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
13409 info and statements at start, collect garbage at finish.
13410 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
13411 (VAR_ANN_PARTITION) Remove.
13412 (change_partition_var): Don't declare.
13413 (partition_to_var): Always return SSA names.
13414 (var_to_partition): Only accept SSA names.
13415 (register_ssa_partition): Only check argument.
13416 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
13418 (delete_var_map): Don't free it.
13419 (var_union): Only accept SSA names, simplify.
13420 (partition_view_init): Mark only useful SSA names as used.
13421 (partition_view_fini): Only deal with SSA names.
13422 (change_partition_var): Remove.
13423 (dump_var_map): Use ssa_name instead of partition_to_var member.
13424 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
13426 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
13427 (struct _elim_graph): New member const_dests; nodes member vector of
13429 (set_location_for_edge): New static helper.
13430 (create_temp): Remove.
13431 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
13432 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
13433 (new_elim_graph): Allocate const_dests member.
13434 (clean_elim_graph): Truncate const_dests member.
13435 (delete_elim_graph): Free const_dests member.
13436 (elim_graph_size): Adapt to new type of nodes member.
13437 (elim_graph_add_node): Likewise.
13438 (eliminate_name): Likewise.
13439 (eliminate_build): Don't take basic block argument, deal only with
13440 partition numbers, not variables.
13441 (get_temp_reg): New static helper.
13442 (elim_create): Use it, deal with RTL temporaries instead of trees.
13443 (eliminate_phi): Adjust all calls to new signature.
13444 (assign_vars, replace_use_variable, replace_def_variable): Remove.
13445 (rewrite_trees): Only do checking.
13446 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
13447 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
13448 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
13449 contains_tree_r, MAX_STMTS_IN_LATCH,
13450 process_single_block_loop_latch, analyze_edges_for_bb,
13451 perform_edge_inserts): Remove.
13452 (expand_phi_nodes): New global function.
13453 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
13454 functions, initialize new parameter, remember partitions having a
13456 (finish_out_of_ssa): New global function.
13457 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
13458 don't reset in_ssa_p here, don't disable TER when mudflap.
13459 (pass_del_ssa): Remove.
13460 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
13462 (execute_free_datastructures): Declare.
13463 * Makefile.in (SSAEXPAND_H): New variable.
13464 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
13465 * basic-block.h (commit_one_edge_insertion): Declare.
13466 * passes.c (init_optimization_passes): Move pass_nrv and
13467 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
13468 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
13469 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
13470 (redirect_branch_edge): Deal with super block when expanding, split
13471 out jump patching itself into ...
13472 (patch_jump_insn): ... here, new static helper.
13474 2009-04-26 Michael Matz <matz@suse.de>
13476 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
13477 beyond num_ssa_names.
13478 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
13479 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
13481 2009-04-26 Jakub Jelinek <jakub@redhat.com>
13483 PR inline-asm/39543
13484 * fwprop.c (forward_propagate_asm): New function.
13485 (forward_propagate_and_simplify): Propagate also into __asm, if it
13486 doesn't increase the number of referenced registers.
13489 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
13491 2009-04-26 Jakub Jelinek <jakub@redhat.com>
13493 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
13494 note_nonlocal_vla_type for nonlocal VLAs.
13495 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
13496 contains_remapped_vars, remap_vla_decls): New functions.
13497 (convert_nonlocal_reference_stmt): If not optimizing, call
13498 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
13499 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
13500 if it wasn't found in var_map.
13501 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
13502 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
13503 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
13505 * gimplify.c (nonlocal_vlas): New variable.
13506 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
13508 (gimplify_body): Create and destroy nonlocal_vlas.
13510 * dwarf2out.c (loc_descr_plus_const): New function.
13511 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
13512 mem_loc_descriptor, loc_descriptor_from_tree_1,
13513 descr_info_loc, gen_variable_die): Use it.
13515 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
13516 !TREE_STATIC VAR_DECLs.
13517 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
13518 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
13519 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
13520 DECL_BY_REFERENCE is valid.
13521 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
13522 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
13523 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
13524 Copy DECL_BY_REFERENCE.
13525 (struct nesting_copy_body_data): New type.
13526 (nesting_copy_decl): New function.
13527 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
13528 if they have variable length.
13530 2009-04-26 Michael Matz <matz@suse.de>
13532 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
13533 mark new temporaries for renaming.
13535 2009-04-26 Joseph Myers <joseph@codesourcery.com>
13538 * c-decl.c (global_bindings_p): Return negative value.
13539 (c_variable_size): New. Based on variable_size from
13541 (grokdeclarator): Call c_variable_size not variable_size.
13543 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
13545 * config/i386/i386.c (print_operand) ['z']: Fix typo.
13547 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
13549 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
13550 Redefine it to just use mingw/include.
13551 (ASM_SPEC): Rules for -m32 and -m64.
13552 (LINK_SPEC): Use Likewise.
13553 (SPEC_32): New define.
13554 (SPEC_64): Likewise.
13555 (SUB_LINK_SPEC): Likewise.
13556 (MULTILIB_DEFAULTS): New define.
13557 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
13558 Add multilib options.
13559 (MULTILIB_DIRNAMES): Likewise.
13560 (MULTILIB_OSDIRNAMES): Likewise.
13561 (LIBGCC): Likewise.
13562 (INSTALL_LIBGCC): Likewise.
13564 2009-04-26 Joseph Myers <joseph@codesourcery.com>
13567 * c-tree.h (enum c_inline_static_type): New.
13568 (record_inline_static): Declare.
13569 * c-decl.c (struct c_inline_static, c_inline_statics,
13570 record_inline_static, check_inline_statics): New.
13571 (pop_file_scope): Call check_inline_statics.
13572 (start_decl): Call record_inline_static instead of pedwarning
13573 directly for static in inline function.
13574 * c-typeck.c (build_external_ref): Call record_inline_static
13575 instead of pedwarning directly for static referenced in inline
13578 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
13580 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
13581 not new but only being rescanned.
13582 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
13583 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
13584 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
13585 record_set_info, compute_set, grealloc): Remove.
13586 (recompute_all_luids): New function.
13587 (gcse_main): Don't compute sets, and don't do related memory
13588 allocations/free-ing. If something changed before the end of the
13589 pass, update LUIDs using recompute_all_luids.
13590 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
13591 (free_gcse_mem): Don't free it either.
13592 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
13593 Use the df insn LUIDs.
13594 (load_killed_in_block): Likewise.
13595 (compute_hash_table_work): Don't compute reg_set_in_block.
13596 (compute_transp): Use DF_REG_DEF_CHAINs.
13597 (local_cprop_pass): Don't use compute_sets and related functions.
13598 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
13599 Use get_max_uid() instead of max_cuid.
13600 (insert_insn_end_basic_block, pre_insert_copy_insn,
13601 update_ld_motion_stores): Don't try to
13602 keep reg_set tables up to date.
13603 (pre_insert_copies): Use df insn LUIDs.
13604 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
13605 (reg_set_info): Don't use extra bitmap argument.
13606 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
13607 information to compute regs_set_in_block.
13608 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
13609 (bypass_jumps): Don't use compute_sets and friends.
13611 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13614 * opts.c (undocumented_msg): Do not leave blank even with
13617 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13619 * c-decl.c (build_enumerator): Allow values folding to integer
13620 constants but not integer constant expressions with a pedwarn if
13623 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13626 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
13627 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
13628 type is an integer constant.
13630 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13633 * config/i386/i386.c (print_operand) ['z']: Revert handling of
13636 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13639 * c-decl.c (grokdeclarator): Diagnose declarations of functions
13640 with variably modified return type and no storage class
13641 specifiers, except for the case of nested functions. Distinguish
13642 extern declarations of functions with variably modified return
13643 types from those of objects with variably modified types.
13645 2009-04-25 Jan Hubicka <jh@suse.cz>
13647 * tree.c (list_equal_p): New function.
13648 * tree.h (list_equal_p): Declare.
13649 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13650 basic_block_def, basic_block, const_basic_block): New.
13651 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
13652 (redirect_eh_edge): New function.
13653 (make_eh_edge_update_phi): EH edges are not abnormal.
13654 * except.c: Include tree-flow.h.
13655 (list_match): New function.
13656 (eh_region_replaceable_by_p): New function.
13657 (replace_region): New function.
13658 (hash_type_list): New function.
13659 (hash_eh_region): New function.
13660 (eh_regions_equal_p): New function.
13661 (merge_peers): New function.
13662 (remove_unreachable_regions): Verify EH tree when checking;
13664 (copy_eh_region_1): New function.
13665 (copy_eh_region): New function.
13666 (push_reachable_handler): New function.
13667 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
13668 regions without label but with live RESX.
13669 * except.h (redirect_eh_edge_to_label): New.
13670 * tree-flow.h (redirect_eh_edge): New.
13671 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13672 basic_block_def, basic_block, const_basic_block): Remove.
13673 * Makefile.in (except.o): Add dependency on tree-flow.h
13674 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
13675 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
13678 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
13681 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
13682 on the destination of memcpy.
13684 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
13686 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
13687 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
13688 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
13690 2009-04-25 Jan Hubicka <jh@suse.cz>
13692 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
13693 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
13694 to be reached by different label than left.
13695 (update_eh_edges): Update comment; remove edge_to_remove if possible
13696 and return true if suceeded.
13697 (cleanup_empty_eh): Accept sharing map; handle shared regions.
13698 (cleanup_eh): Compute sharing map.
13699 * except.c (remove_eh_handler_and_replace): Add argument if we should
13701 (remove_unreachable_regions): Update for label sharing.
13702 (label_to_region_map): Likewise.
13703 (get_next_region_sharing_label): New function.
13704 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
13706 (remove_eh_handler): Update.
13707 (remove_eh_region_and_replace_by_outer_of): New function.
13708 * except.h (struct eh_region): Add next_region_sharing_label.
13709 (remove_eh_region_and_replace_by_outer_of,
13710 get_next_region_sharing_label): Declare.
13711 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
13713 2009-04-25 Jan Hubicka <jh@suse.cz>
13715 * tree-cfg.c (split_critical_edges): Split also edges where we can't
13716 insert code even if they are not critical.
13718 2009-04-25 Jan Hubicka <jh@suse.cz>
13720 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13721 (gimple_can_remove_branch_p): EH edges won't remove branch by
13723 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
13724 updating of non-abnormal EH edges.
13725 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13726 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
13727 (split_critical_edges): Split also edges where emitting code on them
13728 will lead to splitting later.
13730 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13731 H.J. Lu <hongjiu.lu@intel.com>
13734 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
13735 the configured assembler supports fildq and fistpq mnemonics.
13736 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
13737 * configure: Regenerated.
13738 * config.in: Ditto.
13740 * config/i386/i386.c (print_operand): Handle 'Z'.
13741 ['z']: Remove handling of special fild/fist suffixes.
13742 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
13743 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
13744 suffix of fild insn.
13745 (*floatsi<mode>2_vector_mixed): Ditto.
13746 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
13747 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
13748 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13749 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
13750 * config/i386/gas.h (GAS_MNEMONICS): Remove.
13752 2009-04-25 Ben Elliston <bje@au.ibm.com>
13754 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13755 the source of a set operation.
13757 2009-04-25 Anatoly Sokolov <aesok@post.ru>
13759 * target.h (struct gcc_target): Add case_values_threshold field.
13760 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
13761 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
13762 * targhooks.c (default_case_values_threshold): New function.
13763 * targhooks.h (default_case_values_threshold): Declare function.
13764 * stmt.c (expand_case): Use case_values_threshold target hook.
13765 * expr.h (case_values_threshold): Remove declartation.
13766 * expr.c (case_values_threshold): Remove function.
13767 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
13769 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
13770 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13771 (avr_case_values_threshold): Declare as static.
13772 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
13774 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
13775 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13776 (mn10300_case_values_threshold): New function.
13778 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13780 * ira.c (setup_cover_and_important_classes): Add enum cast.
13782 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13784 * genpreds.c (write_enum_constraint_num): Output definition of
13785 CONSTRAINT_NUM_DEFINED_P macro.
13786 * ira.c (setup_cover_and_important_classes): Use
13787 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13789 2009-04-24 DJ Delorie <dj@redhat.com>
13791 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13792 __SH2A_SINGLE_ONLY__ also.
13794 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13796 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13797 (movdf_internal): Ditto.
13798 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13799 SFmode and DFmode constants.
13800 (ia64_print_operand): Add 'G' format for printing
13801 floating point constants.
13803 2009-04-24 Richard Guenther <rguenther@suse.de>
13805 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13806 from unsigned additions.
13808 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13810 * c-typeck.c (set_init_index): Allow array designators that are
13811 not integer constant expressions with a pedwarn if pedantic.
13813 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13815 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13816 zero if no overlap in nonzero bits between the operands.
13818 2009-04-24 Ian Lance Taylor <iant@google.com>
13820 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13821 (record_dead_and_set_regs): Likewise.
13822 * df.h (struct df_mw_hardreg): Change flags field to int.
13823 (struct df_base_ref): Likewise.
13824 (struct df): Change changeable_flags field to int.
13825 * df-scan.c (df_defs_record): Change clobber_flags to int.
13826 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13827 constants rather than #define macros.
13828 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13829 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13830 (enum dwarf_calling_convention): Likewise.
13831 (enum dwarf_line_number_x_ops): Likewise.
13832 (enum dwarf_call_frame_info): Likewise.
13833 (enum dwarf_source_language): Likewise.
13834 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13835 (add_calling_convention_attribute): Likewise.
13836 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13837 (combine_comparisons): Change compcode to int. Add cast to enum type.
13838 * genrecog.c (maybe_both_true_2): Change c to int.
13839 (write_switch): Likewise. Add cast to enum type.
13840 * gimplify.c (gimplify_omp_for): Handle return values from
13841 gimplify_expr using MIN rather than bitwise or.
13842 (gimplify_expr): Add cast to enum type.
13843 * ipa-prop.c (update_jump_functions_after_inlining): Change
13844 IPA_BOTTOM to IPA_JF_UNKNOWN.
13845 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13846 Add casts to enum type.
13847 (setup_cover_and_important_classes): Change cl to int. Add casts
13849 (setup_class_translate): Change cl and mode to int.
13850 (ira_init_once): Change mode to int.
13851 (free_register_move_costs): Likewise.
13852 (setup_prohibited_mode_move_regs): Add casts to enum type.
13853 * langhooks.c (add_builtin_function_common): Rework assertion that
13854 value fits bitfield.
13855 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13856 * omega.c (omega_do_elimination): Avoid math on enum types.
13857 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13858 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13859 int local to handle integral_argment value.
13860 * regmove.c (try_auto_increment): Change PUT_MODE to
13862 * reload.c (push_secondary_reload): Add casts to enum type.
13863 (secondary_reload_class, find_valid_class): Likewise.
13864 * reload1.c (emit_input_reload_insns): Likewise.
13865 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13866 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13867 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13869 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13870 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13872 (expand_complex_libcall): Add casts to enum type.
13873 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13874 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13875 with ERROR_MARK, not NUM_TREE_CODES.
13876 (vect_create_epilog_for_reduction): Likewise.
13877 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13878 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13879 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13881 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13882 vect_unused_in_loop. Change 0 to loop_vect.
13883 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13884 * var-tracking.c (get_init_value): Change return type to enum
13886 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13887 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13889 (arm_override_options): Add casts to enum type.
13890 (arm_emit_tls_decoration): Likewise.
13891 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13893 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13894 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13895 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13897 * config/s390/s390.c (code_for_builtin_64): Change to array of
13899 (code_for_builtin_31): Likewise.
13900 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13902 * config/sparc/sparc.c (sparc_override_options): Change value
13903 field in struct code_model to enum cmodel. In initializer change
13904 0 to NULL and add cast to enum type.
13906 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13907 Change all callers. Issue a -Wc++-compat warning using
13908 lhs_origtype if necessary.
13909 (convert_for_assignment): Issue -Wc++-compat warnings about
13910 invalid conversions to enum type on assignment.
13911 * c-common.h (build_modify_expr): Update declaration.
13913 2009-04-24 Nick Clifton <nickc@redhat.com>
13915 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13916 (function_arg_advance): Likewise.
13917 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13920 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13922 * config/s390/constraints.md ('I', 'J'): Fix condition.
13924 2009-04-24 Diego Novillo <dnovillo@google.com>
13926 * gengtype-parse.c (parse_error): Add newline after message.
13928 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13930 * config/i386/sse.md (avxmodesuffixs): Removed.
13931 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13932 (*avx_pinsr<ssevecsize>): This.
13934 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13936 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13937 follow chains of regs with a single definition, and allow expressions
13938 that are function_invariant_p.
13939 (simple_rhs_p): Allow expressions that are function_invariant_p.
13941 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13943 PR middle-end/39867
13944 * fold-const.c (fold_cond_expr_with_comparison): When folding
13945 > and >= to MAX, make sure the MAX uses the same type as the
13946 comparison's operands.
13948 2009-04-24 Nick Clifton <nickc@redhat.com>
13950 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13951 addressing for DImode accesses.
13952 (frv_print_operand_address): Handle PLUS case.
13953 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13955 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13957 PR rtl-optimization/39794
13958 * alias.c (canon_true_dependence): Add x_addr argument.
13959 * rtl.h (canon_true_dependence): Adjust prototype.
13960 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13961 * cselib.c (cselib_invalidate_mem): Likewise.
13962 * gcse.c (compute_transp): Likewise.
13963 * dse.c (scan_reads_nospill): Likewise.
13964 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13965 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13966 canon_base_addr of the group, plus optional offset.
13967 (struct group_info): Rename canon_base_mem to
13969 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13970 canon_rtx of base_mem.
13972 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13974 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13975 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13977 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13979 * config/spu/spu-builtins.h: Delete file.
13981 * config/spu/spu.h (enum spu_builtin_type): Move here from
13983 (struct spu_builtin_description): Likewise. Add GTY marker.
13984 Do not use enum spu_function_code or enum insn_code.
13985 (spu_builtins): Add extern declaration.
13987 * config/spu/spu.c: Do not include "spu-builtins.h".
13988 (enum spu_function_code, enum spu_builtin_type_index,
13989 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13990 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13991 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13992 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13993 (spu_builtin_types): Make static. Add GTY marker.
13994 (spu_builtins): Add extern declaration with GTY marker.
13995 Include "gt-spu.h".
13997 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13998 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13999 Check programmatically whether all parameters are scalar.
14001 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
14003 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
14005 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
14006 assignment from the constructor either if the target is volatile.
14008 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
14010 * config/arm/arm.md (insv): Do not share operands[0].
14012 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
14014 * config/vxlib-tls.c (active_tls_threads): Delete.
14015 (delete_hook_installed): New.
14016 (tls_delete_hook): Don't delete the delete hook.
14017 (tls_destructor): Delete it here.
14018 (__gthread_set_specific): Adjust installing the delete hook.
14019 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
14020 __gthread_leave_tsd_dtor_context.
14022 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
14024 * c-format.c (gcc_tdiag_char_table): Add support for %E.
14026 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
14028 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
14030 (alpha_rtx_costs): Ditto.
14031 (emit_unlikely_jump): Use add_reg_note.
14032 (emit_frame_store_1): Ditto.
14033 (alpha_expand_prologue): Ditto.
14034 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14035 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
14037 2009-04-23 Nick Clifton <nickc@redhat.com>
14039 * config/v850/v850.md (epilogue): Remove suppressed code.
14040 (return): Rename to return_simple and remove test of frame size.
14041 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
14042 to gen_return_simple.
14044 2009-04-22 Jing Yu <jingyu@google.com>
14047 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
14049 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14052 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
14053 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
14054 value is a VECTOR_CST, the element type is the element type of the
14057 2009-04-22 DJ Delorie <dj@redhat.com>
14059 * config/m32c/m32c.h: Update GTY annotations to new syntax.
14061 2009-04-22 Jakub Jelinek <jakub@redhat.com>
14063 * alias.c (find_base_term): Move around LO_SUM case, so that
14064 CONST falls through into PLUS/MINUS handling.
14067 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
14068 into 0, use omit_one_operand.
14070 2009-04-23 Ben Elliston <bje@au.ibm.com>
14072 * config/rs6000/linux-unwind.h (get_regs): Remove type
14073 puns. Change the type of `pc' to an array of unsigned ints and
14074 update all users. Constify frame24.
14076 2009-04-22 DJ Delorie <dj@redhat.com>
14078 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
14079 declarations before code.
14080 (current_function_special_page_vector): Likewise.
14081 (m32c_expand_insv): Silence a warning.
14083 2009-04-21 Taras Glek <tglek@mozilla.com>
14085 * alias.c: Update GTY annotations to new syntax.
14086 * basic-block.h: Likewise.
14087 * bitmap.h: Likewise.
14088 * c-common.h: Likewise.
14089 * c-decl.c: Likewise.
14090 * c-parser.c: Likewise.
14091 * c-pragma.c: Likewise.
14092 * c-tree.h: Likewise.
14093 * cfgloop.h: Likewise.
14094 * cgraph.h: Likewise.
14095 * config/alpha/alpha.c: Likewise.
14096 * config/arm/arm.h: Likewise.
14097 * config/avr/avr.h: Likewise.
14098 * config/bfin/bfin.c: Likewise.
14099 * config/cris/cris.c: Likewise.
14100 * config/darwin.c: Likewise.
14101 * config/frv/frv.c: Likewise.
14102 * config/i386/i386.c: Likewise.
14103 * config/i386/i386.h: Likewise.
14104 * config/i386/winnt.c: Likewise.
14105 * config/ia64/ia64.h: Likewise.
14106 * config/iq2000/iq2000.c: Likewise.
14107 * config/mips/mips.c: Likewise.
14108 * config/mmix/mmix.h: Likewise.
14109 * config/pa/pa.c: Likewise.
14110 * config/pa/pa.h: Likewise.
14111 * config/rs6000/rs6000.c: Likewise.
14112 * config/s390/s390.c: Likewise.
14113 * config/sparc/sparc.c: Likewise.
14114 * config/xtensa/xtensa.c: Likewise.
14115 * cselib.h: Likewise.
14116 * dbxout.c: Likewise.
14117 * dwarf2out.c: Likewise.
14118 * except.c: Likewise.
14119 * except.h: Likewise.
14120 * fixed-value.h: Likewise.
14121 * function.c: Likewise.
14122 * function.h: Likewise.
14123 * gimple.h: Likewise.
14124 * integrate.c: Likewise.
14125 * optabs.c: Likewise.
14126 * output.h: Likewise.
14127 * real.h: Likewise.
14129 * stringpool.c: Likewise.
14130 * tree-data-ref.c: Likewise.
14131 * tree-flow.h: Likewise.
14132 * tree-scalar-evolution.c: Likewise.
14133 * tree-ssa-address.c: Likewise.
14134 * tree-ssa-alias.h: Likewise.
14135 * tree-ssa-operands.h: Likewise.
14136 * tree.c: Likewise.
14137 * tree.h: Likewise.
14138 * varasm.c: Likewise.
14139 * varray.h: Likewise.
14141 * coretypes.h: Do not define GTY macro if it is already defined.
14142 * doc/gty.texi: Update GTY documentation to new syntax.
14143 * gengtype-lex.l: Enforce attribute-like syntax for GTY
14144 annotations on structs.
14145 * gengtype-parse.c: Likewise.
14147 2009-04-22 Mark Heffernan <meheff@google.com>
14149 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
14151 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
14153 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
14156 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
14158 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
14159 the same as a PLUS without a shift. Increase the cost of a
14162 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14164 * Makefile.in: Update dependencies.
14165 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
14166 * errors.h: Remove bogus comment about compatibility.
14167 (warning): Update declaration.
14168 * genautomata.c: Update all calls to warning.
14169 * gimple.c: Do not include errors.h. Include toplev.h.
14170 * tree-ssa-structalias.c: Do not include errors.h.
14171 * omega.c: Likewise.
14172 * tree-ssa-reassoc.c: Likewise.
14173 * config/spu/spu-c.c: Likewise.
14174 * config/spu/t-spu-elf: Update dependencies.
14176 2009-04-22 Richard Guenther <rguenther@suse.de>
14178 PR tree-optimization/39824
14179 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
14180 make sure the types are compatible.
14182 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14185 * c-common.c (c_parse_error): Take a token_flags parameter.
14186 Use token_type for the token type instead.
14187 Pass token_flags to cpp_type2name.
14188 * c-common.h (c_parse_error): Update declaration.
14189 * c-parser.c (c_parser_error): Pass 0 as token flags.
14191 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
14193 PR rtl-optimization/39580
14194 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
14196 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14198 * function.c (expand_function_end): Do not emit a jump to the "naked"
14199 return label for fall-through returns.
14200 * except.c (sjlj_emit_function_exit): Always place the call to the
14201 unregister function at the location installed by expand_function_end.
14203 2009-04-22 Richard Guenther <rguenther@suse.de>
14205 PR tree-optimization/39845
14206 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
14207 (gen_inbound_check): Likewise.
14209 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
14211 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
14213 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
14214 * config/vxlib.c (__gthread_once): Add race guard for PPC.
14216 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14218 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
14219 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
14220 shift counts to avoid out-of-bounds array accesses.
14222 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14224 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
14225 (Pmode): Move above.
14227 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
14229 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
14230 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
14231 GET_CODE macro. Use IN_RANGE macro where appropriate.
14232 * config/alpha/alpha.h: Ditto.
14233 * config/alpha/alpha.md: Ditto.
14234 * config/alpha/constraints.md: Ditto.
14235 * config/alpha/predicates.md: Ditto.
14237 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14239 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
14240 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14241 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14242 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14243 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14244 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14245 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14246 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14247 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14248 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14249 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14250 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14251 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14252 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14253 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14254 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14255 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14256 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14257 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14258 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14259 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14260 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14261 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14262 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14263 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14264 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14265 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14267 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14269 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
14270 references from comments.
14271 * cfgbuild.c: (count_basic_blocks): Delete.
14272 (find_basic_blocks_1): Delete.
14273 (find_basic_blocks): Delete.
14274 * except.c (finish_eh_generation): Make static. Move comment from
14275 except.h here. Remove find_basic_blocks references from comments.
14276 * except.h (finish_eh_generation): Delete.
14277 * basic-block.h (find_basic_blocks): Delete.
14278 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
14280 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
14282 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
14283 (sdbout_parms): Likewise.
14285 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14287 * config/sh/sh.c (prepare_cbranch_operands): Use
14288 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
14289 (expand_cbranchdi4): Likewise.
14290 (from_compare): Add cast to enum type.
14291 (expand_cbranchsi4): Use add_reg_note.
14292 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
14293 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
14294 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
14295 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14296 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
14297 instead of CODE_FOR_nothing.
14298 (cbranchdi4): Likewise. Fix the order of arguments for
14300 (push_fpscr): Use add_reg_note.
14301 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
14302 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
14304 2009-04-21 Joseph Myers <joseph@codesourcery.com>
14306 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
14307 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
14308 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
14309 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
14310 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
14311 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
14312 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
14313 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
14314 config/alpha/x-vms, config/arc/t-arc,
14315 config/arm/README-interworking, config/arm/arm-c.c,
14316 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
14317 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
14318 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
14319 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
14320 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
14321 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
14322 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
14323 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
14324 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
14325 config/cris/t-elfmulti, config/crx/t-crx,
14326 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
14327 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
14328 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
14329 config/h8300/t-h8300, config/i386/athlon.md,
14330 config/i386/darwin-libgcc.10.4.ver,
14331 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
14332 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
14333 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
14334 config/i386/t-linux64, config/i386/t-nwld,
14335 config/i386/t-rtems-i386, config/i386/t-sol2-10,
14336 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
14337 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
14338 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
14339 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
14340 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
14341 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
14342 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
14343 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
14344 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
14345 config/m68k/t-uclinux, config/mcore/t-mcore,
14346 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
14347 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
14348 config/mips/crtn.asm, config/mips/irix-crti.asm,
14349 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
14350 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
14351 config/mips/mips-fixed.md, config/mips/sb1.md,
14352 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
14353 config/mips/t-iris6, config/mips/t-isa3264,
14354 config/mips/t-libgcc-mips16, config/mips/t-linux64,
14355 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
14356 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
14357 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
14358 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
14359 config/mn10300/t-linux, config/mn10300/t-mn10300,
14360 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
14361 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
14362 config/picochip/libgccExtras/clzsi2.asm,
14363 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
14364 config/rs6000/darwin-libgcc.10.4.ver,
14365 config/rs6000/darwin-libgcc.10.5.ver,
14366 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
14367 config/rs6000/t-aix43, config/rs6000/t-aix52,
14368 config/rs6000/t-darwin, config/rs6000/t-fprules,
14369 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
14370 config/rs6000/t-lynx, config/rs6000/t-netbsd,
14371 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
14372 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
14373 config/rs6000/t-rtems, config/rs6000/t-spe,
14374 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
14375 config/score/t-score-elf, config/sh/divcost-analysis,
14376 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
14377 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
14378 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
14379 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
14380 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
14381 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
14382 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
14383 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
14384 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
14385 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
14386 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
14387 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
14388 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
14389 limitx.h, version.c, xcoff.h: Add copyright and license notices.
14390 * config/h8300/genmova.sh: Include copyright and license notices
14391 in generated output.
14392 * config/h8300/mova.md: Regenerate.
14393 * doc/install.texi2html: Include word "Copyright" in copyright
14394 notice and use name "Free Software Foundation, Inc.".
14395 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
14396 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
14397 ChangeLog-2007, ChangeLog-2008: Correct dates.
14399 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
14401 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
14402 NE_EXPR operations as well.
14403 * c-parser.c (c_parser_condition): Do not set location information on
14405 (c_parser_conditional_expression): Likewise.
14406 (c_parser_binary_expression): Set location information on operators.
14407 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
14408 TRUTH_NOT_EXPR has been folded.
14409 * fold-const.c (fold_truth_not_expr): Copy location information from
14410 the incoming expression to the outgoing one.
14411 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
14412 recursive calls on the LHS of the operator but pass that of the
14413 operator to recursive calls on the RHS of the operator. Set it
14415 (shortcut_cond_expr): Set the locus of the operator on the second
14416 COND_EXPR and that of the expression on the first in degenerate cases.
14417 Pass the locus of the expression to calls to shortcut_cond_r.
14418 Set the locus of the 'then' block on the associated jump, if any.
14419 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
14420 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
14421 expression to call to gimplify_boolean_expr.
14423 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
14425 * config.gcc: Add additional configuration for
14426 i686-w64-mingw* and x86_64-w64-mingw* triplet.
14427 * config/i386/mingw-w64.h: New mingw-w64 specific header.
14428 (CPP_SPEC): Redefine for allowing -municode option.
14429 (STARTFILE_SPEC): Likewise.
14430 * config/i386/t-mingw-w64: New.
14431 * config/i386/mingw-w64.opt: New.
14432 (municode): Add new target option.
14433 * doc/invoke.texi (municode): Add documentation for new option.
14435 2009-04-21 Ian Lance Taylor <iant@google.com>
14437 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14438 Correct test for number of arguments.
14439 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
14441 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
14443 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
14444 argument of emit_library_call.
14446 2009-04-21 Richard Guenther <rguenther@suse.de>
14448 PR middle-end/39829
14449 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
14450 inside VIEW_CONVERT_EXPRs.
14452 2009-04-21 Martin Jambor <mjambor@suse.cz>
14454 * tree-switch-conversion.c (build_constructors): Split a long line.
14455 (constructor_contains_same_values_p): New function.
14456 (build_one_array): Create assigns of constants if possible, do not
14457 call mark_sym_for_renaming, call update_stmt.
14458 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
14459 make_rename_temp. Do not call mark_symbols_for_renaming, call
14461 (gen_def_assigns): Do not call mark_symbols_for_renaming or
14462 find_new_referenced_vars, call update_stmt.
14463 (gen_inbound_check): Use create_tmp_var and create ssa names manually
14464 instead of calling make_rename_temp. Do not call
14465 find_new_referenced_vars or mark_symbols_for_renaming, call
14468 2009-04-21 Richard Guenther <rguenther@suse.de>
14470 PR tree-optimization/39827
14471 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
14472 (tree_ssa_phiprop): Pass the correct array size.
14474 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
14476 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
14478 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
14481 * c-typeck.c (lvalue_p): Move declaration ...
14482 * c-common.h (lvalue_p): ... to here.
14483 * c-common.c (candidate_equal_p): New.
14484 (add_tlist): Use it.
14485 (merge_tlist): Use it.
14486 (warn_for_collisions_1): Likewise.
14487 (warning_candidate_p): Accept more candidates.
14488 (verify_tree): A warning candidate can be an expression. Use
14491 2009-04-21 Ben Elliston <bje@au.ibm.com>
14494 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
14495 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
14496 options. Remove -mcall-solaris documentation.
14498 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14501 * doc/invoke.texi (-Wlong-long): Update description.
14502 * c-lex (interpret_integer): Only warn if there was no previous
14503 overflow and -Wlong-long is enabled.
14504 * c-decl.c (declspecs_add_type): Drop redundant flags.
14505 * c.opt (Wlong-long): Init to -1.
14506 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
14507 and front-end warn_long_long. Wlong-long only depends on other
14508 flags if it is uninitialized.
14509 * c-parser.c (disable_extension_diagnostics): warn_long_long is
14510 the same for CPP and FE.
14511 (restore_extension_diagnostics): Likewise.
14513 2009-04-20 Ian Lance Taylor <iant@google.com>
14515 Fix enum conversions which are invalid in C++:
14516 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
14517 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
14518 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
14519 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
14520 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
14521 (dbxout_parms): Likewise.
14522 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
14523 (df_clear_flags): Likewise.
14524 * df-problems.c (df_rd_bb_local_compute_process_def): Change
14525 top_flag parameter to int.
14526 (df_chain_create_bb_process_use): Likewise.
14527 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
14529 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
14530 (df_ref_create_structure, df_def_record_1): Likewise.
14531 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
14532 (df_notes_rescan): Change 0 to VOIDmode in function call.
14533 (df_get_call_refs, df_insn_refs_collect): Likewise.
14534 (df_bb_regs_collect): Likewise.
14535 (df_entry_block_defs_collect): Likewise.
14536 (df_exit_block_uses_collect): Likewise.
14537 * df.h: Update declarations.
14538 * double-int.c (double_int_divmod): Add cast to enum type.
14539 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
14540 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
14541 (based_loc_descr): Likewise.
14542 (loc_descriptor_from_tree_1): Change first_op and second_op to
14543 enum dwarf_location_atom. Add cast to enum type.
14544 * expmed.c (init_expmed): Change 0 to SET in function call.
14545 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
14546 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
14547 (do_store_flag): Likewise.
14548 * fixed-value.h (struct fixed_value): Change mode to enum
14550 * function.c (assign_parms): Change 0 to VOIDmode in function call.
14551 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
14553 (insert_insn_decl, insert_decl, insert_state): Likewise.
14554 (automata_list_finish): Likewise.
14555 * genrecog.c (process_define_predicate): Add cast to enum type.
14556 * gensupport.c (init_predicate_table): Add cast to enum type.
14557 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
14559 (gimple_build_call_1, gimple_build_label): Likewise.
14560 (gimple_build_goto, gimple_build_asm_1): Likewise.
14561 (gimple_build_switch_1, gimple_build_cdt): Likewise.
14562 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
14563 (enum fallback): Rename from enum fallback_t.
14564 (fallback_t): Typedef as int.
14565 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
14566 GSI_SAME_STMT in function call.
14567 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
14569 (setup_reg_class_relations): Likewise.
14570 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
14571 (setup_prohibited_class_mode_regs): Add cast to enum type.
14572 (setup_prohibited_mode_move_regs): Likewise.
14573 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
14574 (record_address_regs): Change i to enum reg_class.
14575 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
14576 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
14577 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
14578 (GET_MODE_2XWIDER_MODE): Likewise.
14579 (GET_CLASS_NARROWEST_MODE): Likewise.
14580 * omp-low.c (expand_omp_for): Add cast to enum type.
14581 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
14582 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
14583 * postreload.c (reload_cse_simplify_operands): Change rclass local
14585 * predict.c (combine_predictions_for_insn): Change best_predictor
14586 and predictor to enum br_predictor.
14587 (combine_predictions_for_bb): Likewise.
14588 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
14589 use SET_PREDICT_EXPR_OUTCOME.
14590 * real.c (real_arithmetic): Change icode to code in function call.
14591 * reginfo.c (init_move_cost): Add casts to enum type.
14592 (init_reg_sets_1, init_fake_stack_mems): Likewise.
14593 * regmove.c (regclass_compatible_p): Change class0 and class1 to
14595 * reload.c (find_valid_class): Add casts to enum type.
14596 (push_reload): Change 0 to NO_REGS in function call.
14597 (find_reloads): Change this_alternative to array of enum
14598 reg_class. Remove some now-unnecessary casts.
14599 (make_memloc): Change 0 to VOIDmode in function call.
14600 * reload1.c (reload): Change 0 to VOIDmode in function call.
14601 (eliminate_regs_1, elimination_effects): Likewise.
14602 (eliminate_regs_in_insn): Likewise.
14603 (emit_input_reload_insns): Add cast to enum type.
14604 (delete_output_reload): Change 0 to VOIDmode in function call.
14605 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
14606 to enum type in function call.
14607 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
14608 (SET_PREDICT_EXPR_OUTCOME): Define.
14609 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
14610 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
14611 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
14612 (dump_function): Likewise.
14613 * tree-dump.h: Update declarations.
14614 * tree-pass.h: Update declarations.
14615 * varasm.c (assemble_integer): Change mclass to enum mode_class.
14616 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
14618 (arm_rtx_costs_1): Correct parenthesization.
14619 (arm_rtx_costs): Add casts to enum type.
14620 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
14621 (vfp_emit_fstmd): Use add_rg_note.
14622 (emit_multi_reg_push, emit_sfm): Likewise.
14623 (thumb_set_frame_pointer): Likewise.
14624 (arm_expand_prologue): Likewise.
14625 (arm_regno_class): Change return type to enum reg_class.
14626 (thumb1_expand_prologue): Use add_reg_note.
14627 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
14628 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
14630 * config/arm/gentune.sh: Add cast to enum type.
14631 * config/arm/arm-tune.md: Rebuild.
14632 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
14633 (ix86_split_fp_branch, predict_jump): Likewise.
14634 (ix86_expand_multi_arg_builtin): Change sub_code from enum
14635 insn_code to enum rtx_code.
14636 (ix86_builtin_vectorized_function): Add cast to enum type.
14637 * config/i386/i386.md (truncdfsf2): Change slot to enum
14639 (truncxf<mode>2, isinf<mode>2): Likewise.
14640 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
14642 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
14643 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
14644 (insert_bundle_state): Change 1 to INSERT in function call.
14645 (ia64_add_bundle_selector_before): Likewise.
14646 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
14647 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
14648 (restore_stack_nonlocal): Likewise.
14649 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
14651 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
14653 (mips_rtx_costs): Likewise.
14654 (mips_override_options): Add casts to enum type.
14655 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
14657 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
14658 (store_reg, set_reg_plus_d): Likewise.
14659 (hppa_expand_prologue, hppa_profile_hook): Likewise.
14660 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14662 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
14664 (emit_unlikely_jump): Use add_reg_note.
14665 (rs6000_emit_allocate_stack): Likewise.
14666 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
14667 (output_toc): Change 1 to INSERT in function call.
14668 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
14669 (rs6000_initialize_trampoline): Likewise.
14670 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
14672 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
14673 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
14674 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
14675 (save_gprs): Use add_reg_note.
14676 (s390_emit_prologue): Likewise.
14677 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14678 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
14679 (sparc_fold_builtin): Add cast to enum type.
14680 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
14682 (spu_expand_prologue): Use add_reg_note.
14683 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
14685 2009-04-20 Ian Lance Taylor <iant@google.com>
14687 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
14688 (c_parser_postfix_expression_after_primary): Get VEC for list of
14689 arguments. Get original types of arguments. Call
14690 build_function_call_vec.
14691 (cached_expr_list_1, cached_expr_list_2): New static variables.
14692 (c_parser_expr_list): Change return type to VEC *. Add
14693 p_orig_types parameter. Change all callers.
14694 (c_parser_release_expr): New static function.
14695 (c_parser_vec_to_tree_list): New static function.
14696 * c-typeck.c (build_function_call): Rewrite to build a VEC and
14697 call build_function_call_vec.
14698 (build_function_call_vec): New function, based on old
14699 build_function_call.
14700 (convert_arguments): Remove nargs and argarray parameters. Change
14701 values to a VEC. Add origtypes parameter.
14702 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
14703 (convert_for_assignment): Add origtype parameter. Change all
14704 callers. If warn_cxx_compat, check for conversion to an enum
14705 type when calling a function.
14706 (store_init_value): Add origtype parameter. Change all callers.
14707 (digest_init): Likewise.
14708 (struct init_node): Add origtype field.
14709 (add_pending_init): Add origtype parameter. Change all callers.
14710 (output_init_element): Likewise.
14711 (output_pending_init_elements): Pass origtype from init_node to
14712 output_init_element.
14713 (process_init_element): Pass origtype from c_expr to
14714 output_init_element.
14715 (c_finish_return): Add origtype parameter. Change all callers.
14716 * c-common.c (sync_resolve_size): Change params to VEC *. Change
14718 (sync_resolve_params): Likewise.
14719 (sync_resolve_return): Change params to first_param. Change caller.
14720 (resolve_overloaded_builtins): Change params to VEC *. Change
14721 callers. Save first parameter around call to build_function_call_vec.
14722 * c-decl.c (finish_decl): Add origtype parameter. Change all
14723 callers. Call build_function_call_vec rather than
14724 build_function_call for cleanup.
14725 * c-tree.h: Update declarations.
14726 * c-common.h: Update declarations.
14727 * stub-objc.c (objc_rewrite_function_call): Change parameter from
14728 params to first_param.
14729 * target.h (struct gcc_target): Change resolve_overloaded_builtin
14730 params parameter from tree to void *.
14731 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14732 Change arglist parameter to have type void *, and to be a pointer
14734 * config/rs6000/rs6000-protos.h
14735 (altivec_resolve_overloaded_builtin): Update declaration.
14736 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
14737 fnargs parameter to have type void *, and to be a pointer to a
14738 VEC. Call build_function_call_vec instead of
14739 build_function_call.
14740 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
14742 2009-04-20 Joey Ye <joey.ye@intel.com>
14743 Xuepeng Guo <xuepeng.guo@intel.com>
14744 H.J. Lu <hongjiu.lu@intel.com>
14746 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
14748 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
14749 (IX86_LEA_PRIORITY): Likewise.
14750 (distance_non_agu_define): New function.
14751 (distance_agu_use): Likewise.
14752 (ix86_lea_for_add_ok): Likewise.
14753 (ix86_dep_by_shift_count): Likewise.
14755 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14756 should split for LEA.
14758 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14760 (ix86_dep_by_shift_count): Likewise.
14762 2009-04-20 Richard Guenther <rguenther@suse.de>
14764 * expr.c (handled_component_p): Move ...
14765 * tree.h (handled_component_p): ... here.
14766 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
14767 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
14768 and REALPART_EXPR to be in one group.
14770 2009-04-20 Richard Guenther <rguenther@suse.de>
14772 * basic-block.h (get_all_dominated_blocks): Declare.
14773 * dominance.c (get_all_dominated_blocks): New function.
14774 * tree-cfg.c (get_all_dominated_blocks): Remove.
14775 (remove_edge_and_dominated_blocks): Adjust.
14776 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
14777 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
14778 instead of recursing.
14780 2009-04-20 Doug Kwan <dougkwan@google.com>
14782 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14783 (struct cgraph_node_set_def): New type.
14784 (cgraph_node_set) New type. Also declare vector functions.
14785 (struct cgraph_node_set_element_def): New type.
14786 (cgraph_node_set_element): Ditto.
14787 (cgraph_node_set_iterator): New iterator type.
14788 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14789 cgraph_node_set_remove, dump_cgraph_node_set,
14790 debug_cgraph_node_set): New prototypes.
14791 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14792 cgraph_node_set_size): New inlines.
14793 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14794 including cgraph.h.
14795 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14796 argument to function 'write_summary'.
14797 * ipa.c: Include ggc.h.
14798 (hash_cgraph_node_set_element,
14799 eq_cgraph_node_set_element, cgraph_node_set_new,
14800 cgraph_node_set_add, cgraph_node_set_remove,
14801 cgraph_node_set_find, dump_cgraph_node_set,
14802 debug_cgraph_node_set): New functions.
14803 * Makefile.in (ipa.o): Add dependency on GGC_H.
14805 2009-04-20 Ira Rosen <irar@il.ibm.com>
14807 PR tree-optimization/39675
14808 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14809 check of the return code of vect_schedule_slp. Check that
14810 stmt_vec_info still exists for the statement, before checking its
14811 vectorization type.
14813 2009-04-20 Michael Matz <matz@suse.de>
14815 * Makefile.in (generated_files): Take out $(simple_generated_c).
14817 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14819 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14820 (UINTPTR_TYPE): Likewise.
14822 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14825 * c-typeck.c (digest_init): Check for initializing an array with a
14828 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14831 * c-semantics.c (pop_stmt_list): Propagate
14832 STATEMENT_LIST_HAS_LABEL to parent statement list.
14834 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14836 * config/mips/mips.h (mips_tune_attr): New macro.
14837 * config/mips/mips.md (cpu): Use it.
14839 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14842 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14845 2009-04-19 Diego Novillo <dnovillo@google.com>
14847 * toplev.c (compile_file): Move call to coverage_finish ...
14848 * cgraphunit.c (ipa_passes): ... here.
14849 Call cgraph_process_new_functions.
14850 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14851 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14853 2009-04-19 Jan Hubicka <jh@suse.cz>
14855 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14857 (dump_cgraph_node): Dump can throw external flag.
14858 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14860 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14864 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14865 * common.opt (Wlogical-op): Move from here...
14866 * c.opt (Wlogical-op): ... to here.
14867 * c-typeck.c (parser_build_binary_op): Update call to
14868 warn_logical_operator.
14869 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14871 * c-common.c (warn_logical_op): Update.
14872 * c-common.h (warn_logical_op): Update declaration.
14874 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14876 * tree.c (protected_set_expr_location): Fix formatting.
14878 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14881 * c-typeck.c (readonly_warning): new.
14882 (build_unary_op, build_modify_expr): Use readonly_warning for
14883 storing into something readonly but not const-qualified.
14885 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14888 * c-typeck.c (build_unary_op): Check for taking address of
14889 expression of type void.
14891 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14894 * c-typeck.c (build_function_call): Check for calling a function
14895 with qualified void return types. Call require_complete_type when
14898 2009-04-18 Jan Hubicka <jh@suse.cz>
14900 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14902 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14903 can_throw_external flag.
14904 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14905 * ipa-pure-const.c (ignore_edge): New function.
14906 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14907 only over can_throw_external edges.
14908 (local_pure_const): Add nothrow flag.
14909 * ipa-utils.c (searchc): Add ignore_edge callback.
14910 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14911 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14912 (set_nothrow_function_flags): Update cgraph.
14913 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14915 2009-04-18 Richard Guenther <rguenther@suse.de>
14917 PR middle-end/39804
14918 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14919 (fold_stmt): ... this and ...
14920 (fold_stmt_inplace): ... this.
14921 (fold_stmt_1): Fold references in calls and asms.
14922 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14924 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14926 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14927 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14929 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14931 * tree.c (function_args_count): Remove.
14932 * tree.h: Remove the prototype for function_args_count.
14934 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14936 * tree-iterator.c (expr_only): Remove.
14937 * tree.h: Remove the prototype for expr_only.
14939 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14941 * reginfo.c (cannot_change_mode_set_regs): Remove.
14942 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14944 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14946 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14947 whether operands 0 and 1 overlaps.
14949 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14951 PR middle-end/36902
14952 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14953 pointer. Use warning_at instead of warning.
14954 (search_for_addr_array): Likewise.
14955 (check_array_bounds): Likewise.
14956 (check_all_array_refs): Check that the incoming edge is not in the
14957 list of edges to be removed.
14958 (check_all_array_refs): Avoid the temporal pointer.
14959 (vrp_visit_cond_stmt): Fix typo.
14960 (simplify_switch_using_ranges): Handle the case where the switch
14961 index is an integer constant.
14963 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14965 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14967 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14969 * doc/extend.texi, doc/invoke.texi: Fix typos.
14971 2009-04-17 Cary Coutant <ccoutant@google.com>
14973 * tree-flow-inline.h (get_lineno): Fix inverted test.
14975 2009-04-17 Diego Novillo <dnovillo@google.com>
14977 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14978 assertion for AVAIL_OUT.
14980 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14983 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14984 * config/sh/linux-atomic.asm: Likewise.
14986 2009-04-17 Diego Novillo <dnovillo@google.com>
14988 * except.c (debug_eh_tree): New.
14989 (struct eh_region, struct eh_status): Move ...
14990 * except.h: ... here.
14991 (add_type_for_runtime): Declare extern.
14992 (lookup_type_for_runtime): Likewise.
14993 (debug_eh_tree): Declare.
14994 * Makefile.in (GTFILES): List except.h before except.c
14996 2009-04-17 Diego Novillo <dnovillo@google.com>
14998 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14999 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
15000 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
15001 (find_vars_r): ... here.
15002 * tree-flow.h (find_referenced_vars_in): Declare.
15003 * tree-ssa-pre.c (create_expression_by_pieces): Assert
15004 that AVAIL_OUT exists for BLOCK.
15005 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
15006 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
15007 (tree-parloops.o): Likewise.
15009 2009-04-17 Simon Baldwin <simonb@google.com>
15011 * toplev.c (default_tree_printer): Add handling for %E format.
15013 2009-04-17 Diego Novillo <dnovillo@google.com>
15015 * tree-pretty-print.c (dump_generic_node): Add break after
15016 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
15017 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
15018 FUNCTION_TYPE together. Call print_struct_decl when printing
15019 structures and TDF_SLIM is not given.
15020 (print_struct_decl): Fix logic for detecting recursion.
15022 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
15025 * gcc.c (create_at_file): New.
15026 (compile_input_file_p): New.
15027 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
15028 * main.c (main): Update call to toplev_main.
15029 * toplev.c (toplev_main): Change signature. Call expandargv.
15030 * toplev.h (toplev_main): Change signature.
15032 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
15034 * dwarf2out.c (field_byte_offset): Use the type size as the field size
15035 if the latter is not constant.
15037 2009-04-17 David Edelsohn <edelsohn@gnu.org>
15039 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
15041 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
15043 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
15044 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
15046 2009-04-17 Richard Guenther <rguenther@suse.de>
15048 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15049 Handle component references view-converting an invariant address.
15051 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
15053 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
15054 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
15055 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
15056 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
15057 Use @deftypevr rather than @deftypevar.
15059 2009-04-17 Richard Guenther <rguenther@suse.de>
15061 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
15062 (get_prop_source_stmt): Likewise.
15063 (can_propagate_from): Likewise.
15065 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
15067 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
15068 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
15069 (--with-multilib-list): Add default value.
15070 * configure: Regenerate.
15071 * Makefile.in (TM_ENDIAN_CONFIG): Define.
15072 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
15073 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
15074 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
15075 Don't add default cpu to multilib list unnecessarily, but do enable
15076 the relevant compiler option..
15077 Add support for --with-multilib-list=<blank> and
15078 --with-multilib-list=!<somelib> to supress unwanted multilibs.
15079 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
15080 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
15081 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
15082 TM_MULTILIB_CONFIG.
15083 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
15084 (MULTILIB_OSDIRNAMES): New variable.
15085 * config/sh/t-1e: Delete file.
15086 * config/sh/t-mlib-sh1: Delete file.
15087 * config/sh/t-mlib-sh2: Delete file.
15088 * config/sh/t-mlib-sh2a: Delete file.
15089 * config/sh/t-mlib-sh2a-nofpu: Delete file.
15090 * config/sh/t-mlib-sh2a-single: Delete file.
15091 * config/sh/t-mlib-sh2a-single-only: Delete file.
15092 * config/sh/t-mlib-sh2e: Delete file.
15093 * config/sh/t-mlib-sh3e: Delete file.
15094 * config/sh/t-mlib-sh4: Delete file.
15095 * config/sh/t-mlib-sh4-nofpu: Delete file.
15096 * config/sh/t-mlib-sh4-single: Delete file.
15097 * config/sh/t-mlib-sh4-single-only: Delete file.
15098 * config/sh/t-mlib-sh4a: Delete file.
15099 * config/sh/t-mlib-sh4a-nofpu: Delete file.
15100 * config/sh/t-mlib-sh4a-single: Delete file.
15101 * config/sh/t-mlib-sh4a-single-only: Delete file.
15102 * config/sh/t-mlib-sh4al: Delete file.
15103 * config/sh/t-mlib-sh5-32media: Delete file.
15104 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
15105 * config/sh/t-mlib-sh5-64media: Delete file.
15106 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
15107 * config/sh/t-mlib-sh5-compact: Delete file.
15108 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
15109 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
15110 * doc/install.texi (Options specification): Add
15111 --with-multilib-list and --with-endian.
15113 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
15115 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
15117 (OBJS-common): Add plugin-version.o.
15118 (plugin-version.o): New.
15119 * gcc-plugin.h (plugin_gcc_version): New.
15120 (plugin_default_version_check): New.
15121 (plugin_init_func, plugin_init): Add version argument.
15122 * plugin-version.c: New.
15123 * plugin.c (str_plugin_gcc_version_name): New.
15124 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
15125 pass it to the init function.
15126 (plugin_default_version_check): New.
15128 2009-04-17 Richard Guenther <rguenther@suse.de>
15130 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
15131 for decl-vs-decl disambiguation.
15133 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
15135 * config/s390/s390.h (s390_tune_attr): New macro definition.
15136 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
15138 2009-04-17 Richard Guenther <rguenther@suse.de>
15140 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
15141 (fold_stmt_r): Likewise.
15142 (maybe_fold_reference): New function.
15143 (fold_gimple_assign): Handle cases fold_stmt_r did.
15144 (fold_stmt): Do not use fold_stmt_r.
15145 (fold_stmt_inplace): Likewise.
15147 2009-04-17 Richard Guenther <rguenther@suse.de>
15149 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
15150 (record_equivalences_from_stmt): Remove useless checks and
15152 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
15153 the type is already suitable.
15155 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
15157 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
15159 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
15161 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
15162 (CMPtype): Define as __gcc_CMPtype.
15164 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
15166 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
15167 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
15169 2009-04-17 Richard Guenther <rguenther@suse.de>
15171 PR tree-optimization/39746
15172 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
15173 special-casing for builtins and static variable use/def.
15174 (call_may_clobber_ref_p_1): Likewise.
15176 2009-04-16 Ian Lance Taylor <iant@google.com>
15178 * df.h: Include "timevar.h".
15179 (struct df_problem): Change tv_id field to timevar_id_t.
15180 * tree-pass.h: Include "timevar.h".
15181 (struct opt_pass): Change tv_id field to timevar_id_t.
15182 * timevar.h (timevar_id_t): Define TV_NONE.
15183 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
15184 TV_NONE rather than tv_id != 0.
15185 (execute_one_pass): Likewise.
15186 * Makefile.in (DF_H): Add $(TIMEVAR_H).
15187 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
15188 dependencies to $(TREE_PASS_H).
15189 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
15191 (pass_branch_target_load_optimize2): Likewise.
15192 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
15193 (pass_outof_cfg_layout_mode): Likewise.
15194 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
15195 (pass_rebuild_cgraph_edges): Likewise.
15196 (pass_remove_cgraph_callee_edges): Likewise.
15197 * df-core.c (pass_df_initialize_opt): Likewise.
15198 (pass_df_initialize_no_opt): Likewise.
15199 (pass_df_finish): Likewise.
15200 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
15201 * except.c (pass_set_nothrow_function_flags): Likewise.
15202 (pass_convert_to_eh_region_ranges): Likewise.
15203 * final.c (pass_compute_alignments): Likewise.
15204 * function.c (pass_instantiate_virtual_regs): Likewise.
15205 (pass_init_function): Likewise.
15206 (pass_leaf_regs): Likewise.
15207 (pass_match_asm_constraints): Likewise.
15208 * gimple-low.c (pass_lower_cf): Likewise.
15209 (pass_mark_used_blocks): Likewise.
15210 * init-regs.c (pass_initialize_regs): Likewise.
15211 * integrate.c (pass_initial_value_sets): Likewise.
15212 * ira.c (pass_ira): Likewise.
15213 * jump.c (pass_cleanup_barriers): Likewise.
15214 * omp-low.c (pass_expand_omp): Likewise.
15215 (pass_lower_omp): Likewise.
15216 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
15217 * recog.c (pass_split_all_insns): Likewise.
15218 (pass_split_after_reload): Likewise.
15219 (pass_split_before_regstack): Likewise.
15220 (pass_split_before_sched2): Likewise.
15221 (pass_split_for_shorten_branches): Likewise.
15222 * reginfo.c (pass_reginfo_init): Likewise.
15223 (pass_subregs_of_mode_init): Likewise.
15224 (pass_subregs_of_mode_finish): Likewise.
15225 * passes.c (pass_postreload): Likewise.
15226 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
15227 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
15228 (pass_warn_function_return): Likewise.
15229 (pass_warn_function_noreturn): Likewise.
15230 * tree-complex.c (pass_lower_complex): Likewise.
15231 (pass_lower_complex_O0): Likewise.
15232 * tree-if-conv.c (pass_if_conversion): Likewise.
15233 * tree-into-ssa.c (pass_build_ssa): Likewise.
15234 * tree-mudflap.c (pass_mudflap_1): Likewise.
15235 (pass_mudflap_2): Likewise.
15236 * tree-nomudflap.c (pass_mudflap_1): Likewise.
15237 (pass_mudflap_2): Likewise.
15238 * tree-nrv.c (pass_return_slot): Likewise.
15239 * tree-object-size.c (pass_object_sizes): Likewise.
15240 * tree-optimize.c (pass_all_optimizations): Likewise.
15241 (pass_early_local_passes): Likewise.
15242 (pass_all_early_optimizations): Likewise.
15243 (pass_cleanup_cfg): Likewise.
15244 (pass_cleanup_cfg_post_optimizing): Likewise.
15245 (pass_free_datastructures): Likewise.
15246 (pass_free_cfg_annotations): Likewise.
15247 (pass_fixup_cfg): Likewise.
15248 (pass_init_datastructures): Likewise.
15249 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
15250 (pass_late_warn_uninitialized): Likewise.
15251 (pass_update_address_taken): Likewise.
15252 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
15253 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
15254 (pass_cse_sincos): Likewise.
15255 (pass_convert_to_rsqrt): Likewise.
15256 * tree-ssa-structalias.c (pass_build_alias): Likewise.
15257 * tree-stdarg.c (pass_stdarg): Likewise.
15258 * tree-tailcall.c (pass_tail_recursion): Likewise.
15259 (pass_tail_calls): Likewise.
15260 * tree-vect-generic.c (pass_lower_vector): Likewise.
15261 (pass_lower_vector_ssa): Likewise.
15262 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
15264 2009-04-16 Joseph Myers <joseph@codesourcery.com>
15266 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
15268 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
15270 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
15271 logical and signext.
15273 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
15276 * config/sh/predicates.md (arith_operand): Check if the operand
15277 of TRUNCATE is a REG.
15279 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15281 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15282 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15284 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15286 * tree-iterator.c (tsi_split_statement_list_after,
15287 tsi_split_statement_list_before): Remove.
15288 * tree-iterator.h: Remove the prototypes for
15289 tsi_split_statement_list_after and tsi_split_statement_list_before.
15291 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15293 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
15294 * tree-ssa-propagate.h: Remove the prototype for
15295 stmt_makes_single_load.
15297 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15299 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
15300 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
15302 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15304 * tree-iterator.c (EXPR_LAST_BODY): Remove.
15306 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15308 * except.c (eh_region_outer_p): Remove.
15309 * except.h: Remove the prototype for eh_region_outer_p.
15311 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15313 * function.c (current_function_assembler_name): Remove.
15314 * function.h: Remove the prototype for
15315 current_function_assembler_name.
15317 2009-04-16 Ian Lance Taylor <iant@google.com>
15319 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
15320 (add_reg_note): Call alloc_reg_note.
15321 * rtl.h (alloc_reg_note): Declare.
15322 * combine.c (try_combine): Use alloc_reg_note.
15323 (recog_for_combine, move_deaths): Likewise.
15324 (distribute_notes): Use alloc_reg_note and add_reg_note.
15325 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
15326 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
15327 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
15329 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
15331 PR rtl-optimization/39762
15332 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
15333 ira_may_move_out_cost): Add comments about way of their usage.
15334 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
15336 * ira-conflicts.c (process_regs_for_copy): Use function
15337 ira_get_register_move_cost instead of global
15338 ira_register_move_cost.
15340 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
15341 color_pass, move_spill_restore, update_curr_costs): Ditto.
15343 * ira-lives.c (process_single_reg_class_operands): Ditto.
15345 * ira-emit.c (emit_move_list): Ditto.
15347 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
15348 (record_reg_classes): Ditto. Use functions
15349 ira_get_register_move_cost and ira_get_may_move_cost instead of
15350 global vars ira_register_move_cost, ira_may_move_out_cost and
15351 ira_may_move_in_cost.
15352 (record_address_regs): Don't call ira_init_register_move_cost.
15353 Use function ira_get_may_move_cost instead of global
15354 ira_may_move_in_cost.
15355 (process_bb_node_for_hard_reg_moves): Use function
15356 ira_get_register_move_cost instead of global ira_register_move_cost.
15357 (ira_costs): Don't call ira_init_register_move_cost.
15359 2009-04-16 Richard Guenther <rguenther@suse.de>
15361 * tree-cfg.c (verify_gimple_assign_binary):
15362 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
15363 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
15364 (create_general_new_stmt): Note that this function is broken.
15366 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15368 * common.opt (fhelp): Add Var(help_flag).
15369 * gcc-plugin.h (plugin_info): Add help.
15370 * plugin.c (plugin_name_args): Add help.
15371 (register_plugin_info): Set plugin->help.
15372 (print_help_one_plugin): New.
15373 (print_plugins_help): New.
15374 * plugin.h (print_plugins_help): New.
15375 * toplev.c (toplev_main): Call print_plugins_help if needed.
15377 2009-04-16 Richard Guenther <rguenther@suse.de>
15379 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
15380 (gimple_ior_addresses_taken_1): New function.
15381 (gimple_ior_addresses_taken): Likewise.
15382 * gimple.h (struct gimple_statement_with_ops_base): Remove
15383 addresses_taken member.
15384 (gimple_ior_addresses_taken): Declare.
15385 (gimple_addresses_taken, gimple_addresses_taken_ptr,
15386 gimple_set_addresses_taken): Remove.
15387 * ipa-reference.c (mark_address): New function.
15388 (scan_stmt_for_static_refs): Use it for marking addresses taken.
15389 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
15390 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
15391 (gimple_add_to_addresses_taken): Remove.
15392 (get_tmr_operands): Call mark_address_taken.
15393 (get_asm_expr_operands): Likewise.
15394 (get_expr_operands): Likewise.
15395 (build_ssa_operands): Do not clear the addresses_taken bitmap.
15396 (free_stmt_operands): Do not free it.
15397 * tree-ssa.c (delete_tree_ssa): Likewise.
15398 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
15400 2009-04-16 Richard Guenther <rguenther@suse.de>
15402 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
15403 (walk_stmt_load_store_ops): Likewise.
15404 * gimple.c (get_base_loadstore): New function.
15405 (walk_stmt_load_store_addr_ops): Likewise.
15406 (walk_stmt_load_store_ops): Likewise.
15407 * ipa-pure-const.c (check_op): Simplify.
15408 (check_load, check_store): New functions.
15409 (check_stmt): Use walk_stmt_load_store_ops.
15410 * ipa-reference.c (mark_load): Adjust signature.
15411 (mark_store): Likewise.
15412 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
15414 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15416 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
15417 (plugin_info): New.
15418 * opts.c (common_handle_option): Don't call print_version.
15419 * plugin.c (plugin_name_args): Add version.
15420 (register_plugin_info): New.
15421 (register_callback): Handle PLUGIN_INFO.
15422 (try_init_one_plugin): New.
15423 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
15425 (finalize_one_plugin): New.
15426 (finalize_plugins): New.
15427 (print_one_plugin): New.
15428 (print_plugins_versions): New.
15429 * plugin.h (print_plugins_versions): New.
15430 (finalize_plugins): New.
15431 * toplev.c (compile_file): Don't call initialize_plugins.
15432 (print_version): Call print_plugins_versions.
15433 (toplev_main): Call initialize_plugins. Print version if needed.
15434 Call finalize_plugins.
15436 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15438 * common.opt (fversion): New.
15439 * gcc.c (print_version): New.
15440 (process_command): Don't print the version. Just set print_version.
15441 (main): Print version. Call subprocesses if print_version and
15442 verbose_flag are set.
15443 * opts.c (common_handle_option): Handle OPT_fversion.
15445 2009-04-16 Richard Guenther <rguenther@suse.de>
15446 Ira Rosen <irar@il.ibm.com>
15448 PR tree-optimization/39698
15449 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
15450 type of the reduction variable. Only generate the def if
15453 * omp-low.c (expand_omp_for_generic): When converting to a pointer
15454 make sure to first convert to an integer of the same precision.
15455 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
15456 the type of the evolution correctly in computing the new
15457 induction variable base.
15459 2009-04-16 Richard Guenther <rguenther@suse.de>
15461 PR middle-end/39625
15462 * tree-cfg.c (make_blocks): Split statements with to-be
15463 abnormal SSA names on the lhs.
15465 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
15467 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
15468 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
15469 * c-typeck.c (really_start_incremental_init): Likewise.
15470 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
15471 (TARGET_INITIALIZER): Remove it.
15472 * target.h (struct target): Remove vector_opaque_p.
15473 * tree.c (build_opaque_vector_type): New.
15474 * tree.h (TYPE_VECTOR_OPAQUE): New.
15475 (build_opaque_vector_type): Declare.
15476 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
15477 * config/rs6000/rs6000.c (build_opaque_vector_type,
15478 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
15479 (rs6000_init_builtins): Use build_opaque_vector_type for
15480 opaque_V4SI_type_node.
15482 2009-04-15 Catherine Moore <clm@codesourcery.com>
15484 * debug.h (set_name): Declare.
15485 * dwarf2out.c (dwarf2out_set_name): Declare.
15486 (dwarf2_debug_hooks): Add set_name.
15487 (find_AT_string): New.
15488 (add_AT_string): Call find_AT_string.
15489 (dwarf2out_set_name): New.
15490 * cp/decl.c (grokdeclarator): Call set_name.
15491 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
15492 * debug.c (do_nothing_debug_hooks): Likewise.
15493 * dbxout.c (dbx_debug_hooks): Likewise.
15494 * sdbout.c (sdb_debug_hooks): Likewise.
15496 2009-04-15 Michael Eager <eager@eagercon.com>
15498 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
15499 reg for single-precision FPU.
15500 * config/rs6000/rs6000.md (movsi_internal1): Only for
15501 !TARGET_SINGLE_FPU.
15502 (movsi_internal1_single): New. Add pattern to move SI values to/from
15503 single-precision FP regs.
15505 2009-04-15 Richard Guenther <rguenther@suse.de>
15507 * omp-low.c (lower_rec_input_clauses): Build correct address
15509 (expand_omp_for_generic): Fix multiplication type.
15510 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
15511 (generate_memset_zero): Fix types.
15512 * tree-profile.c (prepare_instrumented_value): Correctly
15515 2009-04-15 Ian Lance Taylor <iant@google.com>
15517 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
15518 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
15519 for -Wall and for -Wc++-compat.
15520 (c_common_post_options): For C++, set warn_enum_compare if not
15522 * c-tree.h (struct c_expr): Add field original_type.
15523 (build_external_ref): Update declaration.
15524 * c-parser.c (c_parser_braced_init): Set original_type.
15525 (c_parser_initelt): Likewise.
15526 (c_parser_expr_no_commas): Likewise.
15527 (c_parser_conditional_expression): Likewise.
15528 (c_parser_cast_expression): Likewise.
15529 (c_parser_unary_expression): Likewise. Pull setting of
15530 original_code to top of function.
15531 (c_parser_sizeof_expression): Set original_type.
15532 (c_parser_alignof_expression): Likewise.
15533 (c_parser_postfix_expression): Likewise. Pull setting of
15534 original_code to top of function.
15535 (c_parser_postfix_expression_after_paren_type): Set original_type.
15536 (c_parser_postfix_expression_after_primary): Likewise.
15537 (c_parser_expression): Likewise.
15538 * c-typeck.c (build_external_ref): Add type parameter. Change all
15540 (c_expr_sizeof_expr): Set original_type field.
15541 (parser_build_unary_op): Likewise.
15542 (parser_build_binary_op): Likewise. Optionally warn about
15543 comparisons of enums of different types.
15544 (digest_init): Set original_type field.
15545 (really_start_incremental_init): Likewise.
15546 (push_init_level, pop_init_level): Likewise.
15547 * doc/invoke.texi (Warning Options): -Wenum-compare now
15550 2009-04-15 Richard Guenther <rguenther@suse.de>
15552 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
15553 out a necessary conversion.
15554 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
15555 names we didn't value number.
15556 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
15558 2009-04-15 Richard Guenther <rguenther@suse.de>
15560 PR tree-optimization/39764
15561 * tree-ssa-ccp.c (get_value): Canonicalize value with
15562 canonicalize_float_value.
15564 2009-04-15 Jan Hubicka <jh@suse.cz>
15566 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
15567 Wrong version of patch.
15569 2009-04-15 Jan Hubicka <jh@suse.cz>
15571 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
15573 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
15575 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
15576 our distinct integral and vector types.
15578 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
15580 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
15581 * init.c (build_vtbl_address): Remove call to assemble_external.
15583 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
15585 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
15586 output for other floating point modes.
15588 2009-04-14 Diego Novillo <dnovillo@google.com>
15590 * diagnostic.c (diagnostic_report_diagnostic): Do not
15591 warn about loaded plugins for DK_ERROR and DK_WARNING.
15592 * c-decl.c (declspecs_add_type): Move call to
15593 invoke_plugin_callbacks ...
15594 * c-parser.c (c_parser_declspecs): ... here.
15595 * plugin.c (dump_active_plugins): Tidy output.
15597 2009-04-14 Diego Novillo <dnovillo@google.com>
15598 Le-Chun Wu <lcwu@google.com>
15600 * configure.ac: Add --enable-plugin support.
15601 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
15602 * Makefile.in (PLUGIN_H): Define.
15603 Export ENABLE_PLUGIN and GMPINC to site.exp.
15604 Add PLUGINLIBS to link command.
15605 Add/modify dependencies for plugin.o and files including plugin.h.
15607 * config.in: Regenerate.
15609 * opts.c (common_handle_option): Handle OPT_fplugin_ and
15612 2009-04-14 Le-Chun Wu <lcwu@google.com>
15614 * tree-pass.h (register_one_dump_file): Add a prototype for
15615 register_one_dump_file.
15616 * toplev.c (compile_file): Call initialize_plugins.
15617 (do_compile): Call invoke_plugin_callbacks.
15618 (toplev_main): Call invoke_plugin_callbacks.
15619 * common.opt: Add -fplugin= and -fplugin-arg-.
15620 * gcc-plugin.h: New public header file for plugins to include.
15621 * plugin.c: New source file.
15622 * plugin.h: New internal header file.
15623 * passes.c (register_one_dump_file): Make it external.
15625 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
15627 2009-04-14 Diego Novillo <dnovillo@google.com>
15629 * doc/plugins.texi: New.
15630 * doc/gccint.texi: Add reference to Plugins chapter.
15631 * doc/invoke.texi: Document -fplugin and -fplugin-arg
15632 * diagnostic.c (diagnostic_report_diagnostic): Warn about
15633 loaded plugins, if any.
15634 * timevar.def (TV_PLUGIN_INIT): Define.
15635 (TV_PLUGIN_RUN): Define.
15636 * plugin.c: Include timevar.h
15637 (plugins_active_p): New.
15638 (dump_active_plugins): New.
15639 (debug_active_plugins): New.
15641 2009-04-14 Joseph Myers <joseph@codesourcery.com>
15643 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
15645 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
15647 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
15649 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
15650 the same as a minus without a shift.
15652 2009-04-14 Nick Clifton <nickc@redhat.com>
15654 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
15655 comparisons with small integers will always produce a short
15658 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
15661 2008-12-19 Diego Novillo <dnovillo@google.com>
15663 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
15665 2009-04-14 Richard Guenther <rguenther@suse.de>
15667 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
15669 (verify_gimple_assign_binary): Likewise. Handle shifts and
15671 (verify_gimple_phi): Print the mismatched argument position.
15672 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15674 (vect_update_init_of_dr): Likewise.
15675 * matrix-reorg.c (transform_access_sites): Do what the
15677 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
15679 2009-04-13 Michael Eager <eager@eagercon.com>
15681 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
15682 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
15683 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
15684 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
15685 remove duplicate config
15687 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15689 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
15690 file_name:line_number type locator of the call site.
15692 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
15694 * genautomata.c: Put blank after comma.
15695 (automaton_decls): New.
15696 (struct unit_usage): Add comments to member next.
15697 (store_alt_unit_usage): Keep the list ordered.
15698 (unit_present_on_list_p, equal_alternatives_p): New.
15699 (check_regexp_units_distribution): Check units distribution
15700 correctness correctly.
15701 (main): Don't write automata if error is found. Return correct
15704 * config/m68k/cf.md (cfv4_ds): Remove.
15705 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
15706 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
15708 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
15709 power4-load-ext, power4-store, power4-store-update,
15710 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
15711 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
15712 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
15713 power4-sqrt, power4-isync): Modify reservation to make correct
15714 unit distribution to automata.
15716 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
15717 power5-store-update, power5-two, power5-three, power5-lmul,
15718 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
15720 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
15722 * except.c (pass_set_nothrow_function_flags): Set name and add
15724 (set_nothrow_function_flags): Mention in the dump file when
15725 changing a function to nothrow.
15727 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
15730 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
15731 instead of unsigned long.
15733 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15735 * config/arm/arm.c (return_used_this_function): Remove.
15736 (arm_output_function_prologue): Remove use of
15737 return_used_this_function.
15738 (output_return_instruction): Replace use of
15739 return_used_this_function
15740 by cfun->machine->return_used_this_function.
15741 (arm_output_epilogue): Likewise.
15742 (arm_output_function_epilogue): Likewise.
15743 (thumb_unexpanded_epilogue): Likewise.
15744 * config/arm/arm.h (struct machine_function):
15745 New member return_used_this_function.
15747 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15749 * doc/install.texi: Correct description of default directory for
15750 --with-gxx-include-dir.
15752 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15754 * fold-const.c (build_range_check): Properly deal with enumeral and
15755 boolean base types.
15757 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
15759 * doc/invoke.texi (max_gcse_passes): Remove documentation.
15760 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
15761 * params.h (MAX_GCSE_PASSES): Remove.
15762 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
15763 in sequence. Remove ability to run multiple passes.
15764 (bypass_jumps): Report run as third CPROP pass.
15766 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
15768 PR middle-end/39651
15769 * except.c (can_throw_external): Look at each insn in a SEQUENCE
15770 when deciding whether the whole SEQUENCE can throw.
15772 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15775 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15776 offseted label references.
15778 2009-04-11 Jan Hubicka <jh@suse.cz>
15780 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15782 2009-04-11 Richard Guenther <rguenther@suse.de>
15784 PR middle-end/39732
15785 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15786 return variables as TREE_ADDRESSABLE.
15788 2009-04-11 Richard Guenther <rguenther@suse.de>
15790 PR tree-optimization/39713
15791 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15792 reference trees have SSA_NAME operands.
15794 2009-04-11 Richard Guenther <rguenther@suse.de>
15797 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15798 address expressions.
15800 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15802 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15803 match changes in Cygwin 1.7
15804 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15805 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15807 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15809 PR tree-optimization/39701
15810 * doc/invoke.texi (Optimization Options): Document change in
15811 meaning and initialization of -fdelete-null-pointer-checks.
15813 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15815 PR middle-end/39701
15816 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15818 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15821 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15823 2009-04-10 Chao-ying Fu <fu@mips.com>
15825 * doc/tm.texi (Instruction Output): Document
15826 TARGET_ASM_FINAL_POSTSCAN_INSN.
15827 * target.h (final_postscan_insn): New field in asm_out.
15828 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15829 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15830 * final.c (final_scan_insn): Call
15831 targetm.asm_out.final_postscan_insn after outputting
15832 an asm macro and a normal instruction.
15834 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15835 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15836 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15837 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15838 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15840 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15842 PR middle-end/39701
15843 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15844 variables as non-NULL even with -fdelete-null-pointer-checks.
15846 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15848 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15850 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15853 * config/i386/i386.c (classify_argument): Handle SCmode with
15854 (bit_offset % 64) != 0.
15856 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15858 * doc/invoke.texi (Optimize Options): Add cross-reference to
15859 -Q --help=optimizers examples.
15861 2009-04-10 Ben Elliston <bje@au.ibm.com>
15864 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15865 regalign for the reg == fpr and TDmode case.
15867 2009-04-09 David Ayers <ayers@fsfe.org>
15870 * objc/objc-act.c (warn_with_method): Remove helper function.
15871 (check_duplicates): Call warning and inform directly.
15872 (really_start_method): Likewise.
15874 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15876 * expmed.c (expand_divmod): Always use a comparison for a division
15877 by a large unsigned integer.
15879 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15880 for things others than variables or functions as nonzero.
15882 2009-04-09 Nick Clifton <nickc@redhat.com>
15884 * unwind-compat.c: Change copyright header to refer to version
15885 3 of the GNU General Public License with version 3.1 of the
15886 GCC Runtime Library Exception and to point readers at the
15887 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15888 * config/alpha/crtfastmath.c: Likewise.
15889 * config/alpha/linux-unwind.h: Likewise.
15890 * config/alpha/qrnnd.asm: Likewise.
15891 * config/alpha/vms-crt0-64.c: Likewise.
15892 * config/alpha/vms-crt0.c: Likewise.
15893 * config/alpha/vms-dwarf2.asm: Likewise.
15894 * config/alpha/vms-dwarf2eh.asm: Likewise.
15895 * config/alpha/vms-psxcrt0-64.c: Likewise.
15896 * config/alpha/vms-psxcrt0.c: Likewise.
15897 * config/alpha/vms_tramp.asm: Likewise.
15898 * config/arc/initfini.c: Likewise.
15899 * config/arc/lib1funcs.asm: Likewise.
15900 * config/arm/bpabi-v6m.S: Likewise.
15901 * config/arm/bpabi.S: Likewise.
15902 * config/arm/bpabi.c: Likewise.
15903 * config/arm/crti.asm: Likewise.
15904 * config/arm/crtn.asm: Likewise.
15905 * config/arm/ieee754-df.S: Likewise.
15906 * config/arm/ieee754-sf.S: Likewise.
15907 * config/arm/lib1funcs.asm: Likewise.
15908 * config/arm/libunwind.S: Likewise.
15909 * config/arm/linux-atomic.c: Likewise.
15910 * config/arm/mmintrin.h: Likewise.
15911 * config/arm/pr-support.c: Likewise.
15912 * config/arm/unaligned-funcs.c: Likewise.
15913 * config/arm/unwind-arm.c: Likewise.
15914 * config/arm/unwind-arm.h: Likewise.
15915 * config/avr/libgcc.S: Likewise.
15916 * config/bfin/crti.s: Likewise.
15917 * config/bfin/crtlibid.s: Likewise.
15918 * config/bfin/crtn.s: Likewise.
15919 * config/bfin/lib1funcs.asm: Likewise.
15920 * config/bfin/linux-unwind.h: Likewise.
15921 * config/cris/arit.c: Likewise.
15922 * config/cris/cris_abi_symbol.c: Likewise.
15923 * config/darwin-64.c: Likewise.
15924 * config/darwin-crt2.c: Likewise.
15925 * config/darwin-crt3.c: Likewise.
15926 * config/darwin.h: Likewise.
15927 * config/dbxelf.h: Likewise.
15928 * config/dfp-bit.c: Likewise.
15929 * config/dfp-bit.h: Likewise.
15930 * config/elfos.h: Likewise.
15931 * config/fixed-bit.c: Likewise.
15932 * config/fixed-bit.h: Likewise.
15933 * config/fp-bit.c: Likewise.
15934 * config/fp-bit.h: Likewise.
15935 * config/fr30/crti.asm: Likewise.
15936 * config/fr30/crtn.asm: Likewise.
15937 * config/fr30/lib1funcs.asm: Likewise.
15938 * config/freebsd-spec.h: Likewise.
15939 * config/frv/cmovd.c: Likewise.
15940 * config/frv/cmovh.c: Likewise.
15941 * config/frv/cmovw.c: Likewise.
15942 * config/frv/frvbegin.c: Likewise.
15943 * config/frv/frvend.c: Likewise.
15944 * config/frv/lib1funcs.asm: Likewise.
15945 * config/glibc-stdint.h: Likewise.
15946 * config/h8300/clzhi2.c: Likewise.
15947 * config/h8300/crti.asm: Likewise.
15948 * config/h8300/crtn.asm: Likewise.
15949 * config/h8300/ctzhi2.c: Likewise.
15950 * config/h8300/fixunssfsi.c: Likewise.
15951 * config/h8300/lib1funcs.asm: Likewise.
15952 * config/h8300/parityhi2.c: Likewise.
15953 * config/h8300/popcounthi2.c: Likewise.
15954 * config/i386/ammintrin.h: Likewise.
15955 * config/i386/att.h: Likewise.
15956 * config/i386/avxintrin.h: Likewise.
15957 * config/i386/biarch64.h: Likewise.
15958 * config/i386/bmmintrin.h: Likewise.
15959 * config/i386/cpuid.h: Likewise.
15960 * config/i386/cross-stdarg.h: Likewise.
15961 * config/i386/crtfastmath.c: Likewise.
15962 * config/i386/crtprec.c: Likewise.
15963 * config/i386/cygming-crtbegin.c: Likewise.
15964 * config/i386/cygming-crtend.c: Likewise.
15965 * config/i386/cygwin.asm: Likewise.
15966 * config/i386/emmintrin.h: Likewise.
15967 * config/i386/gmm_malloc.h: Likewise.
15968 * config/i386/gthr-win32.c: Likewise.
15969 * config/i386/i386.h: Likewise.
15970 * config/i386/immintrin.h: Likewise.
15971 * config/i386/linux-unwind.h: Likewise.
15972 * config/i386/linux64.h: Likewise.
15973 * config/i386/mm3dnow.h: Likewise.
15974 * config/i386/mmintrin-common.h: Likewise.
15975 * config/i386/mmintrin.h: Likewise.
15976 * config/i386/nmmintrin.h: Likewise.
15977 * config/i386/pmm_malloc.h: Likewise.
15978 * config/i386/pmmintrin.h: Likewise.
15979 * config/i386/smmintrin.h: Likewise.
15980 * config/i386/sol2-c1.asm: Likewise.
15981 * config/i386/sol2-ci.asm: Likewise.
15982 * config/i386/sol2-cn.asm: Likewise.
15983 * config/i386/sol2-gc1.asm: Likewise.
15984 * config/i386/tmmintrin.h: Likewise.
15985 * config/i386/unix.h: Likewise.
15986 * config/i386/w32-unwind.h: Likewise.
15987 * config/i386/wmmintrin.h: Likewise.
15988 * config/i386/x86-64.h: Likewise.
15989 * config/i386/x86intrin.h: Likewise.
15990 * config/i386/xmmintrin.h: Likewise.
15991 * config/ia64/crtbegin.asm: Likewise.
15992 * config/ia64/crtend.asm: Likewise.
15993 * config/ia64/crtfastmath.c: Likewise.
15994 * config/ia64/crti.asm: Likewise.
15995 * config/ia64/crtn.asm: Likewise.
15996 * config/ia64/fde-glibc.c: Likewise.
15997 * config/ia64/lib1funcs.asm: Likewise.
15998 * config/ia64/linux-unwind.h: Likewise.
15999 * config/ia64/quadlib.c: Likewise.
16000 * config/ia64/unwind-ia64.c: Likewise.
16001 * config/linux.h: Likewise.
16002 * config/m32c/m32c-lib1.S: Likewise.
16003 * config/m32c/m32c-lib2-trapv.c: Likewise.
16004 * config/m32c/m32c-lib2.c: Likewise.
16005 * config/m32r/initfini.c: Likewise.
16006 * config/m68hc11/larith.asm: Likewise.
16007 * config/m68hc11/m68hc11-crt0.S: Likewise.
16008 * config/m68k/cf.md: Likewise.
16009 * config/m68k/crti.s: Likewise.
16010 * config/m68k/crtn.s: Likewise.
16011 * config/m68k/lb1sf68.asm: Likewise.
16012 * config/m68k/linux-unwind.h: Likewise.
16013 * config/mcore/crti.asm: Likewise.
16014 * config/mcore/crtn.asm: Likewise.
16015 * config/mcore/lib1.asm: Likewise.
16016 * config/mips/linux-unwind.h: Likewise.
16017 * config/mips/loongson.h: Likewise.
16018 * config/mips/mips16.S: Likewise.
16019 * config/mmix/crti.asm: Likewise.
16020 * config/mmix/crtn.asm: Likewise.
16021 * config/pa/fptr.c: Likewise.
16022 * config/pa/hpux-unwind.h: Likewise.
16023 * config/pa/lib2funcs.asm: Likewise.
16024 * config/pa/linux-atomic.c: Likewise.
16025 * config/pa/linux-unwind.h: Likewise.
16026 * config/pa/milli64.S: Likewise.
16027 * config/pa/quadlib.c: Likewise.
16028 * config/pa/stublib.c: Likewise.
16029 * config/picochip/libgccExtras/adddi3.asm: Likewise.
16030 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
16031 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
16032 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
16033 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
16034 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
16035 * config/picochip/libgccExtras/divmod15.asm: Likewise.
16036 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
16037 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
16038 * config/picochip/libgccExtras/longjmp.asm: Likewise.
16039 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
16040 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
16041 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
16042 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
16043 * config/picochip/libgccExtras/setjmp.asm: Likewise.
16044 * config/picochip/libgccExtras/subdi3.asm: Likewise.
16045 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
16046 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
16047 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
16048 * config/rs6000/750cl.h: Likewise.
16049 * config/rs6000/altivec.h: Likewise.
16050 * config/rs6000/biarch64.h: Likewise.
16051 * config/rs6000/crtresfpr.asm: Likewise.
16052 * config/rs6000/crtresgpr.asm: Likewise.
16053 * config/rs6000/crtresxfpr.asm: Likewise.
16054 * config/rs6000/crtresxgpr.asm: Likewise.
16055 * config/rs6000/crtsavfpr.asm: Likewise.
16056 * config/rs6000/crtsavgpr.asm: Likewise.
16057 * config/rs6000/darwin-asm.h: Likewise.
16058 * config/rs6000/darwin-fallback.c: Likewise.
16059 * config/rs6000/darwin-fpsave.asm: Likewise.
16060 * config/rs6000/darwin-ldouble.c: Likewise.
16061 * config/rs6000/darwin-tramp.asm: Likewise.
16062 * config/rs6000/darwin-unwind.h: Likewise.
16063 * config/rs6000/darwin-vecsave.asm: Likewise.
16064 * config/rs6000/darwin-world.asm: Likewise.
16065 * config/rs6000/e500crtres32gpr.asm: Likewise.
16066 * config/rs6000/e500crtres64gpr.asm: Likewise.
16067 * config/rs6000/e500crtres64gprctr.asm: Likewise.
16068 * config/rs6000/e500crtrest32gpr.asm: Likewise.
16069 * config/rs6000/e500crtrest64gpr.asm: Likewise.
16070 * config/rs6000/e500crtresx32gpr.asm: Likewise.
16071 * config/rs6000/e500crtresx64gpr.asm: Likewise.
16072 * config/rs6000/e500crtsav32gpr.asm: Likewise.
16073 * config/rs6000/e500crtsav64gpr.asm: Likewise.
16074 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
16075 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
16076 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
16077 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
16078 * config/rs6000/eabi-ci.asm: Likewise.
16079 * config/rs6000/eabi-cn.asm: Likewise.
16080 * config/rs6000/eabi.asm: Likewise.
16081 * config/rs6000/linux-unwind.h: Likewise.
16082 * config/rs6000/linux64.h: Likewise.
16083 * config/rs6000/paired.h: Likewise.
16084 * config/rs6000/paired.md: Likewise.
16085 * config/rs6000/ppc64-fp.c: Likewise.
16086 * config/rs6000/ppu_intrinsics.h: Likewise.
16087 * config/rs6000/rs6000.h: Likewise.
16088 * config/rs6000/si2vmx.h: Likewise.
16089 * config/rs6000/sol-ci.asm: Likewise.
16090 * config/rs6000/sol-cn.asm: Likewise.
16091 * config/rs6000/spe.h: Likewise.
16092 * config/rs6000/spu2vmx.h: Likewise.
16093 * config/rs6000/sysv4.h: Likewise.
16094 * config/rs6000/tramp.asm: Likewise.
16095 * config/rs6000/vec_types.h: Likewise.
16096 * config/s390/linux-unwind.h: Likewise.
16097 * config/s390/tpf-unwind.h: Likewise.
16098 * config/score/crti.asm: Likewise.
16099 * config/score/crtn.asm: Likewise.
16100 * config/sh/crt1.asm: Likewise.
16101 * config/sh/crti.asm: Likewise.
16102 * config/sh/crtn.asm: Likewise.
16103 * config/sh/divtab-sh4-300.c: Likewise.
16104 * config/sh/divtab-sh4.c: Likewise.
16105 * config/sh/divtab.c: Likewise.
16106 * config/sh/lib1funcs-4-300.asm: Likewise.
16107 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
16108 * config/sh/lib1funcs.asm: Likewise.
16109 * config/sh/lib1funcs.h: Likewise.
16110 * config/sh/linux-atomic.asm: Likewise.
16111 * config/sh/linux-unwind.h: Likewise.
16112 * config/sh/shmedia.h: Likewise.
16113 * config/sh/sshmedia.h: Likewise.
16114 * config/sh/ushmedia.h: Likewise.
16115 * config/sparc/crtfastmath.c: Likewise.
16116 * config/sparc/linux-unwind.h: Likewise.
16117 * config/sparc/sol2-c1.asm: Likewise.
16118 * config/sparc/sol2-ci.asm: Likewise.
16119 * config/sparc/sol2-cn.asm: Likewise.
16120 * config/spu/divmodti4.c: Likewise.
16121 * config/spu/divv2df3.c: Likewise.
16122 * config/spu/float_disf.c: Likewise.
16123 * config/spu/float_unsdidf.c: Likewise.
16124 * config/spu/float_unsdisf.c: Likewise.
16125 * config/spu/float_unssidf.c: Likewise.
16126 * config/spu/mfc_multi_tag_release.c: Likewise.
16127 * config/spu/mfc_multi_tag_reserve.c: Likewise.
16128 * config/spu/mfc_tag_release.c: Likewise.
16129 * config/spu/mfc_tag_reserve.c: Likewise.
16130 * config/spu/mfc_tag_table.c: Likewise.
16131 * config/spu/multi3.c: Likewise.
16132 * config/spu/spu_internals.h: Likewise.
16133 * config/spu/spu_intrinsics.h: Likewise.
16134 * config/spu/spu_mfcio.h: Likewise.
16135 * config/spu/vec_types.h: Likewise.
16136 * config/spu/vmx2spu.h: Likewise.
16137 * config/stormy16/stormy16-lib2.c: Likewise.
16138 * config/svr4.h: Likewise.
16139 * config/sync.c: Likewise.
16140 * config/v850/lib1funcs.asm: Likewise.
16141 * config/vxlib-tls.c: Likewise.
16142 * config/vxlib.c: Likewise.
16143 * config/vxworks-dummy.h: Likewise.
16144 * config/xtensa/crti.asm: Likewise.
16145 * config/xtensa/crtn.asm: Likewise.
16146 * config/xtensa/ieee754-df.S: Likewise.
16147 * config/xtensa/ieee754-sf.S: Likewise.
16148 * config/xtensa/lib1funcs.asm: Likewise.
16149 * config/xtensa/lib2funcs.S: Likewise.
16150 * config/xtensa/linux-unwind.h: Likewise.
16151 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
16152 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
16153 * coretypes.h: Likewise.
16154 * crtstuff.c: Likewise.
16155 * defaults.h: Likewise.
16156 * dwarf2.h: Likewise.
16157 * emutls.c: Likewise.
16158 * gbl-ctors.h: Likewise.
16159 * gcov-io.h: Likewise.
16160 * ginclude/float.h: Likewise.
16161 * ginclude/iso646.h: Likewise.
16162 * ginclude/stdarg.h: Likewise.
16163 * ginclude/stdbool.h: Likewise.
16164 * ginclude/stddef.h: Likewise.
16165 * ginclude/stdfix.h: Likewise.
16166 * ginclude/stdint-gcc.h: Likewise.
16167 * ginclude/tgmath.h: Likewise.
16168 * gthr-aix.h: Likewise.
16169 * gthr-dce.h: Likewise.
16170 * gthr-gnat.c: Likewise.
16171 * gthr-gnat.h: Likewise.
16172 * gthr-lynx.h: Likewise.
16173 * gthr-mipssde.h: Likewise.
16174 * gthr-nks.h: Likewise.
16175 * gthr-posix.c: Likewise.
16176 * gthr-posix.h: Likewise.
16177 * gthr-posix95.h: Likewise.
16178 * gthr-rtems.h: Likewise.
16179 * gthr-single.h: Likewise.
16180 * gthr-solaris.h: Likewise.
16181 * gthr-tpf.h: Likewise.
16182 * gthr-vxworks.h: Likewise.
16183 * gthr-win32.h: Likewise.
16184 * gthr.h: Likewise.
16185 * libgcc2.c: Likewise.
16186 * libgcc2.h: Likewise.
16187 * libgcov.c: Likewise.
16188 * tsystem.h: Likewise.
16189 * typeclass.h: Likewise.
16190 * unwind-c.c: Likewise.
16191 * unwind-compat.h: Likewise.
16192 * unwind-dw2-fde-compat.c: Likewise.
16193 * unwind-dw2-fde-darwin.c: Likewise.
16194 * unwind-dw2-fde-glibc.c: Likewise.
16195 * unwind-dw2-fde.c: Likewise.
16196 * unwind-dw2-fde.h: Likewise.
16197 * unwind-dw2.c: Likewise.
16198 * unwind-dw2.h: Likewise.
16199 * unwind-generic.h: Likewise.
16200 * unwind-pe.h: Likewise.
16201 * unwind-sjlj.c: Likewise.
16202 * unwind.inc: Likewise.
16203 * config/arm/neon-gen.ml: Change generated copyright header to
16204 refer to version 3 of the GNU General Public License with
16205 version 3.1 of the GCC Runtime Library Exception and to point
16206 readers at the COPYING3 and COPYING3.RUNTIME files and the
16207 FSF's license web page.
16208 * config/arm/arm_neon.h: Regenerate.
16210 2009-04-09 Jakub Jelinek <jakub@redhat.com>
16212 * config/cris/cris.md: Change copyright header to refer to version
16213 3 of the GNU General Public License.
16214 * doc/install.texi2html: Change copyright header to refer to version
16215 3 of the GNU General Public License and to point readers at the
16216 COPYING3 file and the FSF's license web page.
16217 * config/vax/linux.h: Likewise.
16219 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
16221 * config/i386/i386.md (cmpcc): New.
16222 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
16223 (sync_compare_and_swap_cc*): Delete.
16225 * config/s390/s390.c (s390_compare_emitted): Remove.
16226 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
16227 s390_compare_emitted used to be handled. Assert that modes match.
16228 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
16229 refer to sync_compare_and_swap_ccsi.
16230 * config/s390/s390.h (s390_compare_emitted): Remove.
16231 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
16232 instead of s390_compare_emitted.
16233 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
16234 instead of s390_compare_emitted.
16235 * config/s390/s390.md (cmpcc): New.
16236 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
16237 CC_REGNUM, do not pretend it's set.
16238 (sync_compare_and_swap_cc*): Delete.
16239 * config/s390/predicates.md (cc_reg_operand): New.
16241 * expr.c (sync_compare_and_swap_cc): Delete.
16242 * optabs.h (sync_compare_and_swap_cc): Delete.
16243 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
16244 is being used with can_compare_p.
16245 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
16246 (find_cc_set): New.
16247 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
16248 look for a MODE_CC set instead. Use emit_store_flag.
16249 (expand_compare_and_swap_loop): Likewise, with some additional
16250 complication to avoid a force_reg when useless. Use
16251 emit_cmp_and_jump_insns.
16252 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
16253 * doc/md.texi (sync_compare_and_swap_cc): Merge with
16254 sync_compare_and_swap documentation.
16256 2009-04-09 Jan Hubicka <jh@suse.cz>
16258 * except.c (find_prev_try): Break out from ....
16259 (duplicate_eh_regions): ... here; properly update prev_try pointers
16260 when duplication part of tree.
16261 (dump_eh_tree): Improve dumping.
16262 (verify_eh_region): New.
16263 (verify_eh_tree): Use it.
16265 2009-04-06 Richard Guenther <rguenther@suse.de>
16267 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
16268 &ARRAY addresses by adjusting their types and prepending
16270 * tree-cfg.c (verify_gimple_assign_single): Verify that
16271 addresses are correct.
16273 2009-04-09 Richard Guenther <rguenther@suse.de>
16275 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
16276 indices into an array reference if possible.
16277 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16278 Fold POINTER_PLUS_EXPR statements with invariant address.
16280 2009-04-09 Alan Modra <amodra@bigpond.net.au>
16283 * config.gcc (powerpc64-*-linux*): Always build biarch.
16285 2009-04-09 Joseph Myers <joseph@codesourcery.com>
16288 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
16289 it and pedwarn if this results in an INTEGER_CST.
16291 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16293 * doc/install.texi: Update minimum GMP version. Remove obsolete
16294 text in MPFR section.
16296 2009-04-08 Jakub Jelinek <jakub@redhat.com>
16298 * dwarf2out.c (class_scope_p): New static inline.
16299 (class_or_namespace_scope_p): Use it.
16300 (gen_variable_die): Use DW_TAG_member tag for static data member
16301 declarations instead of DW_TAG_variable.
16303 PR middle-end/39573
16304 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
16307 2009-04-08 Richard Guenther <rguenther@suse.de>
16309 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
16310 valueize random data.
16312 2009-04-08 David Edelsohn <edelsohn@gnu.org>
16314 * config.gcc (aix tm_file): Add aix-stdint.h.
16315 (aix tm clause use_gcc_stdint): Set to wrap.
16316 * config/rs6000/aix-stdint.h: New file.
16318 2009-04-08 Richard Guenther <rguenther@suse.de>
16320 PR middle-end/36291
16321 * tree-dfa.c (add_referenced_var): Do not recurse into
16322 global initializers.
16323 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
16325 (fold_const_aggregate_ref): Likewise.
16327 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
16329 * recog.c (ordered_comparison_operator): New.
16330 * gensupport.c (std_preds): Add it.
16331 * doc/md.texi (Machine-Independent Predicates): Document it.
16333 2009-04-08 Jan Hubicka <jh@suse.cz>
16335 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
16336 * function.h (rtl_eh): Remove exception_handler_label_map.
16337 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
16338 remove_exception_handler_label, for_each_eh_label_1): Remove.
16339 (rtl_remove_unreachable_regions): Remove.
16340 (convert_from_eh_region_ranges): Do not remove unreachable regions.
16341 (find_exception_handler_labels): Don't build the hashtable.
16342 (maybe_remove_eh_handler): Remove.
16343 (for_each_eh_label): Rewrite to walk the tree.
16344 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
16345 * except.h (maybe_remove_eh_handler): Remove.
16346 * passes.c (init_optimization_passes): Schedule second EH cleanup
16348 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
16349 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
16351 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
16353 * genoutput.c (validate_optab_operands): New.
16354 (gen_insn, gen_expand): Call it.
16356 * genflags.c (gen_insn): Detect misused iterators.
16357 (main): Pass line_no to gen_insn, exit with status 1 on error.
16359 * genextract.c (line_no): Make global.
16360 (VEC_safe_set_locstr): Change assertion to error message.
16361 (main): Exit with status 1 on error.
16363 2009-04-08 Joseph Myers <joseph@codesourcery.com>
16367 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16368 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16369 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
16370 * c-convert.c (convert): Do not call fold on results of conversion
16371 functions when the result is a C_MAYBE_CONST_EXPR.
16372 * c-parser.c (c_parser_postfix_expression): Do not fold condition
16373 of __builtin_choose_expr.
16374 * c-typeck.c (remove_c_maybe_const_expr): New.
16375 (build_unary_op, build_conditional_expr, build_compound_expr,
16376 build_binary_op, c_objc_common_truthvalue_conversion): Call
16377 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
16380 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
16382 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
16383 CODE to produce a new one. Add a prototype to use fold_convert_const
16385 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
16388 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
16389 mix declarations and code.
16391 2009-04-08 Ben Elliston <bje@au.ibm.com>
16393 * gcc.c: Replace `CC' with `GCC' throughout.
16395 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
16397 * doc/invoke.texi: Document Atom support.
16399 2009-04-07 Jason Merrill <jason@redhat.com>
16402 * c-common.h, c-common.c: Add flag_pretty_templates.
16403 * c-opts.c (c_common_handle_option): Set it.
16404 * c.opt: Add -fno-pretty-templates.
16405 * doc/invoke.texi (C++ Dialect Options): Likewise.
16407 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
16409 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
16410 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
16411 (ia64_expand_builtin): Likewise.
16413 2009-04-07 Martin Jambor <mjambor@suse.cz>
16415 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
16416 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
16417 ADDR_EXPRS are include too.
16419 2009-04-07 Richard Guenther <rguenther@suse.de>
16421 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
16422 decls are only used if passes as parameters or if they are
16423 local statics and the call is not to a builtin.
16424 (call_may_clobber_ref_p_1): Likewise.
16426 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16428 * expr.c (do_store_flag): Remove last argument. Simplify code
16429 to avoid duplication of tests already done by can_compare_p.
16430 (expand_expr_real_1): Adjust caller.
16432 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16434 * optabs.c (can_compare_p): Test the predicate of a
16435 cbranch and cstore pattern.
16437 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16439 * expr.c (convert_move): Use emit_store_flag instead of
16442 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16444 * config/i386/i386.c (ix86_compare_emitted): Remove.
16445 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
16446 ix86_compare_op0 like ix86_compare_emitted used to be handled.
16447 * config/i386/i386.h (ix86_compare_emitted): Remove.
16448 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
16449 instead of ix86_compare_emitted.
16450 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
16452 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
16454 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
16455 Add t-sysroot-suffix to tmake_file.
16456 * config/print-sysroot-suffix.sh: New file.
16457 * config/t-sysroot-suffix: New file.
16459 2009-04-07 Ben Elliston <bje@au.ibm.com>
16461 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
16462 as the latter produces a warning when the target does not support
16465 2009-04-07 Ben Elliston <bje@au.ibm.com>
16467 * dfp.c: Replace type punning assignments with memcpy throughout.
16468 * Makefile.in (dfp.o-warn): Remove.
16470 2009-04-07 Alan Modra <amodra@bigpond.net.au>
16473 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
16474 Include soft-fp/t-softfp after rs6000/t-linux64.
16476 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
16478 * stor-layout.c (set_sizetype): Use the full precision of their
16479 machine mode for bitsize types.
16481 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
16483 * config/i386/i386.md: Revert 2 accidental checkins.
16485 2009-04-06 Joey Ye <joey.ye@intel.com>
16486 Xuepeng Guo <xuepeng.guo@intel.com>
16487 H.J. Lu <hongjiu.lu@intel.com>
16489 Atom pipeline model, tuning and insn selection.
16490 * config.gcc (atom): Add atom config options and target.
16492 * config/i386/atom.md: New.
16494 * config/i386/i386.c (atom_cost): New cost.
16495 (m_ATOM): New macro flag.
16496 (initial_ix86_tune_features): Set m_ATOM.
16497 (x86_accumulate_outgoing_args): Likewise.
16498 (x86_arch_always_fancy_math_387): Likewise.
16499 (processor_target): Add Atom cost.
16500 (cpu_names): Add Atom cpu name.
16501 (override_options): Set Atom ISA.
16502 (ix86_issue_rate): New case PROCESSOR_ATOM.
16503 (ix86_adjust_cost): Likewise.
16505 * config/i386/i386.h (TARGET_ATOM): New target macro.
16506 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
16507 (TARGET_OPT_AGU): New target option.
16508 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
16509 (processor_type): Add PROCESSOR_ATOM.
16511 * config/i386/i386.md (cpu): Add new value "atom".
16512 (use_carry, movu): New attr.
16513 (atom.md): Include atom.md.
16514 (adddi3_carry_rex64): Set attr "use_carry".
16515 (addqi3_carry): Likewise.
16516 (addhi3_carry): Likewise.
16517 (addsi3_carry): Likewise.
16518 (*addsi3_carry_zext): Likewise.
16519 (subdi3_carry_rex64): Likewise.
16520 (subqi3_carry): Likewise.
16521 (subhi3_carry): Likewise.
16522 (subsi3_carry): Likewise.
16523 (x86_movdicc_0_m1_rex64): Likewise.
16524 (*x86_movdicc_0_m1_se): Likewise.
16525 (x86_movsicc_0_m1): Likewise.
16526 (*x86_movsicc_0_m1_se): Likewise.
16527 (*adddi_1_rex64): Emit add insn as much as possible.
16528 (*addsi_1): Likewise.
16529 (return_internal): Set atom_unit.
16530 (return_internal_long): Likewise.
16531 (return_pop_internal): Likewise.
16532 (*rcpsf2_sse): Set atom_sse_attr attr.
16533 (*qrt<mode>2_sse): Likewise.
16534 (*prefetch_sse): Likewise.
16536 * config/i386/i386-c.c (ix86_target_macros_internal): New case
16538 (ix86_target_macros_internal): Likewise.
16540 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
16541 (*prefetch_sse_rex): Likewise.
16542 (sse_rcpv4sf2): Likewise.
16543 (sse_vmrcpv4sf2): Likewise.
16544 (sse_sqrtv4sf2): Likewise.
16545 (<sse>_vmsqrt<mode>2): Likewise.
16546 (sse_ldmxcsr): Likewise.
16547 (sse_stmxcsr): Likewise.
16548 (*sse_sfence): Likewise.
16549 (sse2_clflush): Likewise.
16550 (*sse2_mfence): Likewise.
16551 (*sse2_lfence): Likewise.
16552 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
16553 (<sse>_movup<ssemodesuffixf2c>): Likewise.
16554 (avx_movdqu<avxmodesuffix>): Likewise.
16555 (avx_lddqu<avxmodesuffix>): Likewise.
16556 (sse2_movntv2di): Change attr "type" to "ssemov".
16557 (sse2_movntsi): Likewise.
16558 (rsqrtv8sf2): Change attr "type" to "sseadd".
16559 (sse3_addsubv2df3): Set attr "atom_unit".
16560 (sse3_h<plusminus_insn>v4sf3): Likewise.
16561 (*sse2_pmaddwd): Likewise.
16562 (*vec_extractv2di_1_rex64): Likewise.
16563 (*vec_extractv2di_1_avx): Likewise.
16564 (sse2_psadbw): Likewise.
16565 (ssse3_phaddwv8hi3): Likewise.
16566 (ssse3_phaddwv4hi3): Likewise.
16567 (ssse3_phadddv4si3): Likewise.
16568 (ssse3_phadddv2si3): Likewise.
16569 (ssse3_phaddswv8hi3): Likewise.
16570 (ssse3_phaddswv4hi3): Likewise.
16571 (ssse3_phsubwv8hi3): Likewise.
16572 (ssse3_phsubwv4hi3): Likewise.
16573 (ssse3_phsubdv4si3): Likewise.
16574 (ssse3_phsubdv2si3): Likewise.
16575 (ssse3_phsubswv8hi3): Likewise.
16576 (ssse3_phsubswv4hi3): Likewise.
16577 (ssse3_pmaddubsw128): Likewise.
16578 (sse3_pmaddubsw: Likewise.
16579 (ssse3_palignrti): Likewise.
16580 (ssse3_palignrdi): Likewise.
16582 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
16584 * doc/install.texi (Specific): Fix two cross-references to MinGW.
16586 2009-04-06 Richard Guenther <rguenther@suse.de>
16588 PR tree-optimization/28868
16589 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
16590 of which PHI results we inserted.
16591 (insert_into_preds_of_block): Record inserted PHIs.
16592 (eliminate): Eliminate redundant PHI nodes.
16593 (init_pre): Init inserted_phi_names.
16595 2009-04-06 Richard Guenther <rguenther@suse.de>
16597 PR tree-optimization/39643
16598 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
16599 IMAGPART_EXPRs of complex constants.
16600 (execute_fold_all_builtins): If we folded a call queue
16601 TODO_update_address_taken.
16603 2009-04-06 Jan Hubicka <jh@suse.cz>
16605 PR middle-end/39659
16606 * except.c (remove_unreachable_regions): Propagate may_contain_throw
16609 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
16611 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
16613 (ic_invalidate_array): Likewise.
16615 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
16617 * calls.c (emit_library_call_value_1): Fix a problem with parameter
16618 alignment for library calls.
16620 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
16622 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
16623 (mingw32 tm clause use_gcc_stdint): Set to wrap.
16624 * config/i386/mingw-stdint.h: New file.
16626 2009-04-05 Richard Guenther <rguenther@suse.de>
16628 PR tree-optimization/39648
16629 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
16630 our &A vs. &A[0] IL deficiencies.
16632 2009-04-04 Jan Hubicka <jh@suse.cz>
16634 * except.c (sjlj_find_directly_reachable_regions): Be ready for
16635 removed toplevel regions.
16636 (sjlj_mark_call_sites): Likewise.
16638 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
16640 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
16641 (cygwin tm clause use_gcc_stdint): Set to wrap.
16642 * config/i386/cygwin-stdint.h: New file.
16644 2009-04-04 Richard Guenther <rguenther@suse.de>
16646 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
16647 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
16648 single-argument PHIs if we are in loop-closed SSA form.
16649 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
16650 for the pre-condition.
16651 (slpeel_tree_peel_loop_to_edge): Likewise.
16652 (vect_build_loop_niters): Take an optional sequence to append stmts.
16653 (vect_generate_tmps_on_preheader): Likewise.
16654 (vect_do_peeling_for_loop_bound): Take extra guards for the
16656 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
16657 the cost model check.
16658 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
16659 guards if we are going to peel. Do not apply versioning in that case.
16660 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
16661 (vect_do_peeling_for_loop_bound): Likewise.
16662 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
16663 loop bound only record extra pre-conditions, do not apply loop
16666 2009-04-04 Richard Guenther <rguenther@suse.de>
16668 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
16671 2009-04-04 Jan Hubicka <jh@suse.cz>
16673 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16674 last_basic_block for size of bb->index indexed array.
16675 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
16676 compute_out, link_btr_uses, build_btr_def_use_webs,
16677 build_btr_def_use_webs, migrate_btr_defs): Likewise.
16679 2009-04-04 Jan Hubicka <jh@suse.cz>
16681 * except.c (remove_eh_handler_and_replace): Break out from ...
16682 (remove_eh_handler): ... here.
16683 (bring_to_root): New function.
16684 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
16685 handled ones, bring others to root of tree.
16687 2009-04-04 Jan Hubicka <jh@suse.cz>
16689 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
16690 (all_phis_safe_to_merge): New function.
16691 (update_info): New structure.
16692 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
16693 (cleanup_empty_eh): Update SSA if possible.
16695 2009-04-04 Richard Guenther <rguenther@suse.de>
16697 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
16698 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
16699 (append_vuse): Likewise.
16701 2009-04-04 Jakub Jelinek <jakub@redhat.com>
16703 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
16704 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
16705 instead of REG_UNSAVED for DW_CFA_undefined.
16706 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
16707 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
16710 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
16713 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
16714 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
16715 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
16717 2009-04-04 Richard Guenther <rguenther@suse.de>
16719 PR tree-optimization/8781
16720 PR tree-optimization/37892
16721 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
16722 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
16723 (valueize_refs): Call it for *& valueizations.
16724 (shared_reference_ops_from_ref): Rename to ...
16725 (valueize_shared_reference_ops_from_ref): ... this and valueize.
16726 (shared_reference_ops_from_call): Rename to ...
16727 (valueize_shared_reference_ops_from_call): ... this and valueize.
16728 (vn_reference_lookup): Update.
16729 (visit_reference_op_call): Likewise.
16730 * tree-ssa-pre.c (phi_translate_1): Fold *&.
16731 (eliminate): Value-replace the call address in call statements.
16733 2009-04-04 Richard Guenther <rguenther@suse.de>
16735 PR tree-optimization/39636
16736 * tree-ssa-forwprop.c
16737 (forward_propagate_addr_into_variable_array_index): Check for
16738 GIMPLE_ASSIGN before accessing the rhs code.
16740 2009-04-03 Jason Merrill <jason@redhat.com>
16742 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16744 2009-04-03 Steve Ellcey <sje@cup.hp.com>
16746 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
16747 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
16748 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
16749 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
16750 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
16751 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
16752 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
16753 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
16754 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
16755 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
16756 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
16757 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
16758 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
16759 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
16760 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
16761 Use fr_reg_or_fp01_operand instead of fr_register_operand
16763 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
16764 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
16765 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
16767 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16769 PR rtl-optimization/39607
16770 PR rtl-optimization/39631
16774 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16775 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16776 instead of DF_LR_OUT.
16777 * ira-lives.c (process_bb_node_lives): Ditto.
16778 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16779 instead of DF_LR_{OUT,IN}.
16780 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16781 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16783 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16785 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16786 (execute_lower_omp): Always run but take the short way out if -fopenmp
16788 (gate_lower_omp): Remove, forcing the pass manager to always run the
16789 pass and always set PROP_gimple_lomp.
16790 (pass_lower_omp): Remove gate function.
16791 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16792 PROP_trees. Instead, require it.
16793 * ipa-cp.c (pass_ipa_cp): Likewise.
16794 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16795 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16796 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16797 and PROP_gimple_leh.
16799 2009-04-03 Richard Guenther <rguenther@suse.de>
16801 PR middle-end/13146
16802 PR tree-optimization/23940
16803 PR tree-optimization/33237
16804 PR middle-end/33974
16805 PR middle-end/34093
16806 PR tree-optimization/36201
16807 PR tree-optimization/36230
16808 PR tree-optimization/38049
16809 PR tree-optimization/38207
16810 PR tree-optimization/38230
16811 PR tree-optimization/38301
16812 PR tree-optimization/38585
16813 PR middle-end/38895
16814 PR tree-optimization/38985
16815 PR tree-optimization/39299
16816 * tree-ssa-structalias.h: Remove.
16817 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16818 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16819 (struct vuse_element_d): Remove.
16820 (struct vuse_vec_d): Likewise.
16821 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16822 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16823 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16824 VUSE_ELEMENT_VAR): Likewise.
16825 (struct voptype_d): Likewise.
16826 (NUM_VOP_FREE_BUCKETS): Likewise.
16827 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16828 (struct stmt_operands_d): Remove.
16829 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16830 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16831 VDEF_NUM, VDEF_VECT): Likewise.
16832 (copy_virtual_operands): Remove.
16833 (operand_build_cmp): Likewise.
16834 (create_ssa_artificial_load_stmt): Likewise.
16835 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16836 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16837 vuse_index and mayuse_index members. Pack and move done and iter_type
16838 members to the front.
16839 (SSA_OP_VMAYUSE): Remove.
16840 (SSA_OP_VIRTUAL_USES): Adjust.
16841 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16842 (unlink_stmt_vdef): Declare.
16843 (add_to_addressable_set): Remove.
16844 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16845 (vrp_visit_stmt): Likewise.
16846 * doc/tree-ssa.texi (Alias analysis): Update.
16847 * doc/invoke.texi (max-aliased-vops): Remove docs.
16848 (avg-aliased-vops): Likewise.
16849 * tree-into-ssa.c (syms_to_rename): Remove.
16850 (need_to_update_vops_p): Likewise.
16851 (need_to_initialize_update_ssa_p): Rename to ...
16852 (update_ssa_initialized_fn): ... this. Track function we are
16854 (symbol_marked_for_renaming): Simplify.
16855 (add_new_name_mapping): Do not set need_to_update_vops_p.
16856 (dump_currdefs): Use SYMS_TO_RENAME.
16857 (rewrite_update_stmt): Always walk all uses/defs.
16858 (dump_update_ssa): Adjust.
16859 (init_update_ssa): Take function argument. Track what we are
16861 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16862 (create_new_def_for): Initialize for cfun, assert we are initialized
16864 (mark_sym_for_renaming): Simplify.
16865 (mark_set_for_renaming): Do not initialize update-ssa.
16866 (need_ssa_update_p): Simplify. Take function argument.
16867 (name_mappings_registered_p): Assert we ask for the correct function.
16868 (name_registered_for_update_p): Likewise.
16869 (ssa_names_to_replace): Likewise.
16870 (release_ssa_name_after_update_ssa): Likewise.
16871 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16872 (dump_decl_set): Do not print a newline.
16873 (debug_decl_set): Do it here.
16874 (dump_update_ssa): And here.
16875 * tree-ssa-loop-im.c (move_computations): Adjust.
16876 (movement_possibility): Likewise.
16877 (determine_max_movement): Likewise.
16878 (gather_mem_refs_stmt): Likewise.
16879 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16880 or NAME_MEMORY_TAG.
16881 * tree-complex.c (update_all_vops): Remove.
16882 (expand_complex_move): Adjust.
16883 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16884 Simplify test for memory referencing statement. Exclude
16885 non-invariant ADDR_EXPRs.
16886 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16887 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16888 (rdg_flag_uses): Likewise.
16889 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16891 (tree_optimize_tail_calls_1): Also split the
16892 edge from the entry block if we have degenerate PHI nodes in
16893 the first basic block.
16894 * tree.c (init_ttree): Remove memory-tag related code.
16895 (tree_code_size): Likewise.
16896 (tree_node_structure): Likewise.
16897 (build7_stat): Re-write to be build6_stat.
16898 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16899 (SSA_VAR_P): Adjust.
16900 (struct tree_memory_tag): Remove.
16901 (struct tree_memory_partition_tag): Likewise.
16902 (union tree_node): Adjust.
16903 (build7): Re-write to be build6.
16904 * tree-pass.h (pass_reset_cc_flags): Remove.
16905 (TODO_update_address_taken): New flag.
16906 (pass_simple_dse): Remove.
16907 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16908 * params.h (MAX_ALIASED_VOPS): Remove.
16909 (AVG_ALIASED_VOPS): Likewise.
16910 * omp-low.c (expand_omp_taskreg): Update SSA form.
16911 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16912 aliases the lhs in a copy stmt.
16913 * tree-ssa-dse.c (struct address_walk_data): Remove.
16914 (memory_ssa_name_same): Likewise.
16915 (memory_address_same): Likewise.
16916 (get_kill_of_stmt_lhs): Likewise.
16917 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16918 unused stores. Look through PHI nodes into post-dominated regions.
16919 (dse_optimize_stmt): Simplify. Properly remove stores.
16920 (tree_ssa_dse): Compute dominators.
16921 (execute_simple_dse): Remove.
16922 (pass_simple_dse): Likewise.
16923 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16924 gimple_loaded_syms and gimple_stored_syms computation.
16925 * toplev.c (dump_memory_report): Dump alias and pta stats.
16926 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16927 (vn_reference_eq): Likewise.
16928 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16929 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16930 valueize_vuses): Remove.
16931 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16932 (get_def_ref_stmt_vuse): ... this.
16933 (vn_reference_lookup_2): New function.
16934 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16935 walking equivalent vuses. Simplify.
16936 (vn_reference_lookup): Likewise.
16937 (vn_reference_insert): Likewise.
16938 (vn_reference_insert_pieces): Likewise.
16939 (visit_reference_op_call): Simplify.
16940 (visit_reference_op_load): Likewise.
16941 (visit_reference_op_store): Likewise.
16942 (init_scc_vn): Remove shared_lookup_vuses initialization.
16943 (free_scc_vn): Remove shared_lookup_vuses freeing.
16944 (sort_vuses, sort_vuses_heap): Remove.
16945 (get_ref_from_reference_ops): Export.
16946 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16947 vector with single vuse pointer.
16948 (vn_reference_lookup_pieces, vn_reference_lookup,
16949 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16950 (shared_vuses_from_stmt): Remove.
16951 (get_ref_from_reference_ops): Declare.
16952 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16953 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16954 memory-tag related code.
16955 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16956 (likely_value): Add comment, skip static-chain of call statements.
16957 (surely_varying_stmt_p): Adjust.
16958 (gimplify_and_update_call_from_tree): Likewise.
16959 (execute_fold_all_builtins): Do not rebuild alias info.
16960 (gimplify_and_update_call_from_tree): Properly update VOPs.
16961 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16962 (copy_ref_info): Remove memory-tag related code.
16963 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16964 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16965 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16967 * tree-ssa-dom.c (gimple_p): Remove typedef.
16968 (eliminate_redundant_computations): Adjust.
16969 (record_equivalences_from_stmt): Likewise.
16970 (avail_expr_hash): Likewise.
16971 (avail_expr_eq): Likewise.
16972 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16973 (stmt_makes_single_load): Likewise.
16974 (stmt_makes_single_store): Likewise.
16975 * tree-ssa-alias.c: Rewrite completely.
16976 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16977 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16978 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16979 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16980 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16981 Remove public functions.
16982 (pass_reset_cc_flags): Remove.
16983 (pass_build_alias): Move ...
16984 * tree-ssa-structalias.c (pass_build_alias): ... here.
16985 * tree-ssa-alias.c (may_be_aliased): Move ...
16986 * tree-flow-inline.h (may_be_aliased): ... here.
16987 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16988 count_uses_and_derefs): Move ...
16989 * gimple.c: ... here.
16990 * gimple.h (count_uses_and_derefs): Declare.
16991 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16992 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16993 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16994 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16995 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16996 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16997 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16999 * tree-dfa.c (refs_may_alias_p): Move ...
17000 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
17001 * tree-ssa-alias.h: New file.
17002 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
17003 (statement_sink_location): Likewise.
17004 * opts.c (decode_options): Do not adjust max-aliased-vops or
17005 avg-aliased-vops values.
17006 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
17007 (TV_CALL_CLOBBER): Likewise.
17008 (TV_FLOW_SENSITIVE): Likewise.
17009 (TV_FLOW_INSENSITIVE): Likewise.
17010 (TV_MEMORY_PARTITIONING): Likewise.
17011 (TV_ALIAS_STMT_WALK): New timevar.
17012 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
17013 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
17014 (get_address_description): Remove memory-tag related code.
17015 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
17016 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
17017 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
17018 and immediate uses in statements. Document.
17019 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
17020 (dump_symbols): Remove.
17021 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
17022 * alias.c (get_deref_alias_set): New function split out from ...
17023 (get_alias_set): ... here.
17024 * alias.h (get_deref_alias_set): Declare.
17025 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
17026 type parameter. Remove restrict pointer handling. Create a
17027 ref-all pointer in case type-based alias sets do not conflict.
17028 (vect_analyze_data_refs): Remove SMT related code.
17029 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
17030 (vectorizable_load): Likewise.
17031 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
17032 (DR_SYMBOL_TAG, DR_VOPS): Remove.
17033 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
17034 Ignore vops and SMTs.
17035 (dr_analyze_alias): Likewise..
17036 (free_data_ref): Likewise.
17037 (create_data_ref): Likewise.
17038 (analyze_all_data_dependences): Likewise.
17039 (get_references_in_stmt): Adjust.
17040 * tree-flow-inline.h (gimple_aliases_computed_p,
17041 gimple_addressable_vars, gimple_call_clobbered_vars,
17042 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
17043 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
17044 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
17045 gimple_mem_ref_stats): Remove.
17046 (gimple_vop): New function.
17047 (op_iter_next_use): Remove vuses and mayuses cases.
17048 (op_iter_next_def): Remove vdefs case.
17049 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
17050 (clear_and_done_ssa_iter): Do not set removed fields.
17051 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
17052 Assert we are not iterating over vuses or vdefs if not also
17053 iterating over uses or defs.
17054 (op_iter_init_use): Likewise.
17055 (op_iter_init_def): Likewise.
17056 (op_iter_next_vdef): Remove.
17057 (op_iter_next_mustdef): Likewise.
17058 (op_iter_init_vdef): Likewise.
17059 (compare_ssa_operands_equal): Likewise.
17060 (link_use_stmts_after): Handle vuse operand.
17061 (is_call_used): Use is_call_clobbered.
17062 (is_call_clobbered): Global variables are always call clobbered,
17063 query the call-clobbers bitmap.
17064 (mark_call_clobbered): Ignore global variables.
17065 (clear_call_clobbered): Likewise.
17066 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
17067 virtual operands sanity check.
17068 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
17070 (TARGET_MEM_REF): Remove TMR_TAG operand.
17071 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
17072 Remove call-clobber related code.
17073 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
17074 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
17075 partitions or escape reason.
17076 (get_single_def_stmt, get_single_def_stmt_from_phi,
17077 get_single_def_stmt_with_phi): Remove.
17078 (dump_referenced_vars): Tidy.
17079 (get_ref_base_and_extent): Allow bare decls.
17080 (collect_dfa_stats): Adjust.
17081 * graphite.c (rename_variables_in_stmt): Adjust.
17082 (graphite_copy_stmts_from_block): Likewise.
17083 (translate_clast): Likewise.
17084 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
17086 (translate_vuse_through_block): Use the oracle.
17087 (phi_translate_1): Adjust.
17088 (value_dies_in_block_x): Use the oracle. Cache the outcome
17090 (valid_in_sets): Check if the VUSE for
17091 a REFERENCE is available.
17092 (eliminate): Do not remove stmts during elimination,
17093 instead queue and remove them afterwards.
17094 (do_pre): Do not rebuild alias info.
17095 (pass_pre): Run TODO_rebuild_alias before PRE.
17096 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
17097 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
17098 (mark_all_v_defs_stmt): Remove.
17099 (mark_all_v_defs_seq): Adjust.
17100 (sra_replace): Likewise.
17101 (scalarize_use): Likewise.
17102 (scalarize_copy): Likewise.
17103 (scalarize_init): Likewise.
17104 (scalarize_ldst): Likewise.
17105 (todoflags): Remove.
17106 (tree_sra): Do not rebuild alias info.
17107 (tree_sra_early): Adjust.
17108 (pass_sra): Run TODO_update_address_taken before SRA.
17109 * tree-predcom.c (set_alias_info): Remove.
17110 (prepare_initializers_chain): Do not call it.
17111 (mark_virtual_ops_for_renaming): Adjust.
17112 (mark_virtual_ops_for_renaming_list): Remove.
17113 (initialize_root_vars): Adjust.
17114 (initialize_root_vars_lm): Likewise.
17115 (prepare_initializers_chain): Likewise.
17116 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
17117 (may_propagate_copy_into_stmt): Likewise.
17118 (merge_alias_info): Do nothing for now.
17119 (propagate_tree_value_into_stmt): Adjust.
17120 (stmt_may_generate_copy): Likewise.
17121 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
17122 not mark symbols for renaming.
17123 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
17124 with the same statement, make sure to update the new pointed-to one.
17125 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
17126 call statements, do not mark symbols for renaming.
17127 (mark_operand_necessary): Dump something.
17128 (ref_may_be_aliased): New function.
17129 (mark_aliased_reaching_defs_necessary_1): New helper function.
17130 (mark_aliased_reaching_defs_necessary): Likewise.
17131 (mark_all_reaching_defs_necessary_1): Likewise.
17132 (mark_all_reaching_defs_necessary): Likewise.
17133 (propagate_necessity): Do not process virtual PHIs. For
17134 non-aliased loads mark all reaching definitions as necessary.
17135 For aliased loads and stores mark the immediate dominating
17136 aliased clobbers as necessary.
17137 (visited): New global static.
17138 (perform_tree_ssa_dce): Free visited bitmap after propagating
17140 (remove_dead_phis): Perform simple dead virtual PHI removal.
17141 (remove_dead_stmt): Properly unlink virtual operands when
17143 (eliminate_unnecessary_stmts): Schedule PHI removal after
17145 * tree-ssa-ter.c (is_replaceable_p): Adjust.
17146 (process_replaceable): Likewise.
17147 (find_replaceable_in_bb): Likewise.
17148 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
17149 based on the single gimple vop.
17150 (verify_flow_insensitive_alias_info): Remove.
17151 (verify_flow_sensitive_alias_info): Likewise.
17152 (verify_call_clobbering): Likewise.
17153 (verify_memory_partitions): Likewise.
17154 (verify_alias_info): Likewise.
17155 (verify_ssa): Adjust..
17156 (execute_update_addresses_taken): Export. Update SSA
17157 manually. Optimize only when optimizing. Use a local bitmap.
17158 (pass_update_address_taken): Remove TODO_update_ssa, add
17160 (pass_update_address_taken): Just use TODO_update_address_taken.
17161 (init_tree_ssa): Do not initialize addressable_vars.
17162 (verify_ssa): Verify new VUSE / VDEF properties.
17163 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
17164 Do not call verify_alias_info.
17165 (delete_tree_ssa): Clear the VUSE, VDEF operands.
17166 Do not free the loaded and stored syms bitmaps. Reset the escaped
17167 and callused solutions. Do not free addressable_vars.
17168 Remove memory-tag related code.
17169 (warn_uninitialized_var): Aliases are always available.
17170 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
17171 * lambda-code.c (can_put_in_inner_loop): Adjust.
17172 (can_put_after_inner_loop): Likewise.
17173 (perfect_nestify): Likewise.
17174 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
17175 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
17176 (vectorizable_conversion): Do not mark symbols for renaming.
17177 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
17178 (expand_call_inline): Unlink the calls virtual operands before
17180 (tree_function_versioning): Do not call update_ssa if we are not
17181 updating clones. Simplify.
17182 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
17183 (propagate_with_phi): Likewise..
17184 * tree-outof-ssa.c (create_temp): Remove memory tag and call
17185 clobber code. Assert we are not aliased or global.
17186 * tree-flow.h: Include tree-ssa-alias.h
17187 (enum escape_type): Remove.
17188 (struct mem_sym_stats_d): Likewise.
17189 (struct mem_ref_stats_d): Likewise.
17190 (struct gimple_df): Add vop member. Remove global_var,
17191 call_clobbered_vars, call_used_vars, addressable_vars,
17192 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
17193 escaped and callused members.
17194 (struct ptr_info_def): Remove all members, add points-to solution
17196 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
17197 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
17198 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
17199 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
17200 (tree-ssa-alias.o): Likewise.
17201 (toplev.o): Add tree-ssa-alias.h
17202 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
17203 * gimple.c (gimple_set_bb): Fix off-by-one error.
17204 (is_gimple_reg): Do not handle memory tags.
17205 (gimple_copy): Also copy virtual operands.
17206 Delay updating the statement. Do not reset loaded and stored syms.
17207 (gimple_set_stored_syms): Remove.
17208 (gimple_set_loaded_syms): Likewise.
17209 (gimple_call_copy_skip_args): Copy the virtual operands
17210 and mark the new statement modified.
17211 * tree-ssa-structalias.c (may_alias_p): Remove.
17212 (set_uids_in_ptset): Take the alias set to prune with as
17213 parameter. Fold in the alias test of may_alias_p.
17214 (compute_points_to_sets): Compute whether a ptr is dereferenced
17215 in a local sbitmap.
17216 (process_constraint): Deal with &ANYTHING on the lhs, reject all
17217 other ADDRESSOF constraints on the lhs.
17218 (get_constraint_for_component_ref): Assert that we don't get
17219 ADDRESSOF constraints from the base of the reference.
17220 Properly generate UNKNOWN_OFFSET for DEREF if needed.
17221 (struct variable_info): Remove collapsed_to member.
17222 (get_varinfo_fc): Remove.
17223 (new_var_info): Do not set collapsed_to.
17224 (dump_constraint): Do not follow cycles.
17225 (dump_constraint_graph): Likewise.
17226 (build_pred_graph): Likewise.
17227 (build_succ_graph): Likewise.
17228 (rewrite_constraints): Likewise.
17229 (do_simple_structure_copy): Remove.
17230 (do_rhs_deref_structure_copy): Remove.
17231 (do_lhs_deref_structure_copy): Remove.
17232 (collapse_rest_of_var): Remove.
17233 (do_structure_copy): Re-implement.
17234 (pta_stats): New global variable.
17235 (dump_pta_stats): New function.
17236 (struct constraint_expr): Make offset signed.
17237 (UNKNOWN_OFFSET): Define special value.
17238 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
17239 (solution_set_expand): New helper function split out from ...
17240 (do_sd_constraint): ... here.
17241 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
17242 (do_ds_constraint): Likewise.
17243 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
17244 and CALLUSED = *CALLUSED.
17245 (set_union_with_increment): Make inc argument signed.
17246 (type_safe): Remove.
17247 (get_constraint_for_ptr_offset): Handle unknown and negative
17249 (first_vi_for_offset): Handle offsets before start. Bail
17250 out early for offsets beyond the variable extent.
17251 (first_or_preceding_vi_for_offset): New function.
17252 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
17253 Together with ESCAPED = *ESCAPED this properly computes reachability.
17254 (find_what_var_points_to): New function.
17255 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
17256 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
17257 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
17258 pt_solutions_intersect): New functions.
17259 (compute_call_used_vars): Remove.
17260 (compute_may_aliases): New main entry into PTA computation.
17261 * gimple.h (gimple_p): New typedef.
17262 (struct gimple_statement_base): Remove references_memory_p.
17263 (struct gimple_statement_with_memory_ops_base): Remove
17264 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
17266 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
17267 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
17268 gimple_set_references_memory): Remove.
17269 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
17270 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
17272 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
17273 (verify_expr): Allow RESULT_DECL.
17274 (gimple_duplicate_bb): Do not copy virtual operands.
17275 (gimple_duplicate_sese_region): Adjust.
17276 (gimple_duplicate_sese_tail): Likewise.
17277 (mark_virtual_ops_in_region): Remove.
17278 (move_sese_region_to_fn): Do not call it.
17279 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
17280 and pass_simple_dse.
17281 (execute_function_todo): Handle TODO_update_address_taken,
17282 call execute_update_addresses_taken for TODO_rebuild_alias.
17283 (execute_todo): Adjust.
17284 (execute_one_pass): Init dump files early.
17285 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
17287 (create_general_new_stmt): Clear vops.
17288 * tree-ssa-reassoc.c (get_rank): Adjust.
17289 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
17290 symbols for renaming.
17291 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
17292 (PARAM_AVG_ALIASED_VOPS): Likewise.
17293 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
17294 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
17295 * tree-ssa-operands.c: Simplify for new virtual operand representation.
17296 (operand_build_cmp, copy_virtual_operands,
17297 create_ssa_artificial_load_stmt, add_to_addressable_set,
17298 gimple_add_to_addresses_taken): Remove public functions.
17299 (unlink_stmt_vdef): New function.
17301 2009-04-03 Alan Modra <amodra@bigpond.net.au>
17303 * config.gcc (powerpc-*-linux*): Merge variants.
17305 2009-04-02 Chao-ying Fu <fu@mips.com>
17306 James Grosbach <james.grosbach@microchip.com>
17308 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
17309 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
17311 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
17312 keep_interrupts_masked_p, use_debug_exception_return_p.
17313 (mips_attribute_table): Add interrupt, use_shadow_register_set,
17314 keep_interrupts_masked, use_debug_exception_return.
17315 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
17316 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
17318 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
17319 (mips_print_operand): Process COP0 registers to print $0 .. $31
17320 correctly for GAS to process.
17321 (mips_interrupt_extra_call_saved_reg_p): New function.
17322 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
17324 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
17325 (mips_compute_frame_info): Add supports for interrupt context that
17326 includes doubleword accumulators and COP0 registers.
17327 (mips_for_each_saved_acc): New function.
17328 (mips_for_each_saved_gpr_and_fpr): Change the function name from
17329 mips_for_each_saved_reg.
17330 (mips_save_reg): Save accumulators.
17331 (mips_kernel_reg_p): A new for_each_rtx callback.
17332 (mips_expand_prologue): Support interrupt handlers.
17333 (mips_restore_reg): Restore accumulators.
17334 (mips_expand_epilogue): Support interrupt handlers.
17335 (mips_can_use_return_insn): Return false for interrupt handlers.
17336 (mips_epilogue_uses): New function.
17337 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
17338 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
17339 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
17340 cop0_move): New instructions.
17341 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
17342 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
17344 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
17346 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
17347 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
17348 interrupt handlers, we use K0 as the temporary register.
17349 (EPILOGUE_USES): Change to a function call.
17350 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
17351 handlers, we use K0 as the temporary register.
17353 * doc/extend.texi (Function Attributes): Document interrupt,
17354 use_shadow_register_set, keep_interrupts_masked,
17355 use_debug_exception_return for MIPS attributes.
17357 2009-04-03 Alan Modra <amodra@bigpond.net.au>
17359 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
17360 Remove a number of t-files from tmake_file.
17361 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
17362 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
17363 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
17364 target_prototype, not TARGET_PROTOTYPE.
17365 (LINK_OS_GNU_SPEC): Define.
17366 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
17367 and darwin-ldoubdle.c.
17369 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17372 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
17373 (cpp_options): Ditto.
17374 (default_compilers): Ditto.
17375 (display_help): Ditto.
17376 (process_command): Ditto.
17377 (do_spec_1): Ditto.
17378 (set_input): Use lbasename instead of duplicate code.
17379 (save_temps_prefix): New static for -save-temps=obj.
17380 (save_temps_length): Ditto.
17382 * doc/invoke.texi (-save-temps=obj): Document new variant to
17383 -save-temps switch.
17385 2009-04-02 Jeff Law <law@redhat.com>
17387 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
17390 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
17392 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
17393 * configure: Regenerated.
17395 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17397 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
17398 share the argument list.
17400 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17404 2009-02-12 Diego Novillo <dnovillo@google.com>
17406 * varpool.c (debug_varpool): New.
17407 * cgraph.h (debug_varpool): Declare.
17409 2009-04-02 Jan Hubicka <jh@suse.cz>
17411 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
17414 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
17416 * config/i386/i386.c (ix86_abi): Move initialization to ...
17417 (override_options): Here.
17419 2009-04-02 Christian Bruel <christian.bruel@st.com>
17421 * config/sh/sh.c (sh_dwarf_register_span): New function.
17422 (TARGET_DWARF_REGISTER_SPAN): Define.
17423 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
17425 2009-04-02 Ira Rosen <irar@il.ibm.com>
17427 PR tree-optimization/39595
17428 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
17429 interleaved loads group is not greater than the SLP group size.
17431 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17433 * builtins.c (is_builtin_name): New.
17434 (called_as_built_in): Use is_builtin_name.
17435 * tree.h (is_builtin_name): New.
17436 * varasm.c (incorporeal_function_p): Use is_builtin_name
17438 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
17440 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
17442 2009-04-02 Dodji Seketeli <dodji@redhat.com>
17445 * c-decl.c (clone_underlying_type): Move this ...
17446 * c-common.c (set_underlying_type): ... here.
17447 Also, make sure the function properly sets TYPE_STUB_DECL() on
17448 the newly created typedef variant type.
17449 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
17450 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
17453 2009-04-02 Richard Guenther <rguenther@suse.de>
17455 PR tree-optimization/37221
17456 * tree-flow.h (degenerate_phi_result): Declare.
17457 * tree-ssa-dom.c (degenerate_phi_result): Export.
17458 * tree-scalar-evolution.c (analyze_initial_condition): If
17459 the initial condition is defined by a degenerate PHI node
17460 use the degenerate value.
17462 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
17464 PR rtl-optimization/39588
17465 * combine.c (merge_outer_ops): Do not set the constant when this
17467 (simplify_shift_const_1): Do not modify it either in this case.
17469 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
17471 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
17472 tuning is deprecated if -mtune value is set to an Itanium1 variant.
17474 2009-04-01 Janis Johnson <janis187@us.ibm.com>
17477 * c-lex.c (interpret_float): Default (no suffix) is double.
17479 2009-04-1 Xinliang David Li <davidxl@google.com>
17481 * config/i386/i386.c (legitimate_constant_p): Recognize
17482 all one vector constant.
17484 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17486 * config/vax/vax.c: Add #includes to silence warnings.
17487 Change #include order to silence two warnings.
17489 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17491 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
17492 (ASM_SPEC): Pass -k to the assembler for PIC code.
17494 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17496 * config.gcc: Add vax-*-linux* to the switch.
17497 * config/vax/linux.h: New file. (TARGET_VERSION,
17498 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
17500 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17502 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
17503 Use predicate macros instead of GET_CODE() == foo.
17504 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
17505 ashlsi3, rotrsi3, <unnamed>): Likewise.
17507 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17509 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
17510 jbbccihi, jbbccisi): Remova trailing whitespace.
17511 * config/vax/constraints.md: Likewise.
17512 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17513 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
17514 * config/vax/predicates.md: Likewise.
17515 * config/vax/vax.c (print_operand_address, vax_output_int_move,
17516 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
17517 * config/vax/vax.h: Likewise.
17518 * config/vax/vax.md (nonlocal_goto): Likewise.
17520 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17522 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
17523 (indirectable_address_p, adjacent_operands_p): Add spaces around
17525 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
17527 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17529 * config/vax/vax.c (legitimate_constant_address_p,
17530 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
17531 index_term_p, reg_plus_index_p, legitimate_address_p,
17532 vax_mode_dependent_address_p): Update comments to match functions
17533 modified by the recent int->bool conversion.
17535 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17537 * config/vax/builtins.md: Update copyright message.
17538 * config/vax/constraints.md: Likewise.
17539 * config/vax/netbsd-elf.h: Likewise.
17540 * config/vax/predicates.md: Likewise.
17541 * config/vax/vax-protos.h: Likewise.
17542 * config/vax/vax.c: Likewise.
17543 * config/vax/vax.h: Likewise.
17544 * config/vax/vax.md: Likewise.
17545 * config/vax/vax.opt: Likewise.
17547 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17549 * config/vax/builtins.md (ffssi2, ffssi2_internal,
17550 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
17551 * config/vax/constraints.md (B, R): Likewise.
17552 * config/vax/predicates.md (external_memory_operand,
17553 nonimmediate_addsub_di_operand): Likewise.
17554 * config/vax/vax.c (vax_output_int_add): Likewise.
17555 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
17556 untyped_call): Likewise.
17558 2009-04-01 Matt Thomas <matt@3am-software.com>
17560 * config/vax/predicates.md: New file.
17561 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
17562 external_const_operand, nonsymbolic_operand, external_memory_operand,
17563 indirect_memory_operand, indexed_memory_operand,
17564 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
17565 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
17567 * config/vax/constraints.md: New file.
17568 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
17570 * config/vax/builtins.md: New file.
17571 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
17572 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
17574 * config/vax/vax.opt (mqmath): Add option.
17575 * config/vax/vax.md (isfx): Extend with DI.
17576 (VAXintQH, VAXintQHSD): Define.
17577 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
17578 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
17579 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
17580 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
17581 (movdi): Update constraints and use vax_output_int_move().
17582 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
17583 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
17584 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
17585 nonlocal_goto): New.
17586 (mov<mode>): Extend accepted operand types.
17587 (subdi3_old): Rename from subdi3, change update constraints and use
17588 a new implementation.
17589 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
17590 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
17591 MOVE_RATIO, CLEAR_RATIO): Define.
17592 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
17593 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
17594 (PRINT_OPERAND): Redefine using a function instead of inlined code.
17595 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
17596 (split_quadword_operands): Make static and really allow variable
17598 (print_operand_address): Update for PIC generation.
17599 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
17600 indexable_address_p, fixup_mathdi_operand,
17601 vax_expand_addsub_di_operands, adjacent_operands_p): New.
17602 (vax_float_literal, legitimate_constant_p,
17603 indirectable_constant_address_p, index_term_p,
17604 reg_plus_index_p): Return bool instead of int.
17605 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
17607 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
17609 (vax_output_conditional_branch): Indent.
17610 (legitimate_constant_address_p, indirectable_constant_address_p,
17611 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
17612 vax_mode_dependent_address_p): Return bool instead of int, update for
17614 * config/vax/vax-protos.h (legitimate_constant_address_p,
17615 legitimate_constant_p, legitimate_address_p,
17616 vax_mode_dependent_address_p): Change declaration to bool.
17617 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
17618 vax_expand_addsub_di_operands, vax_output_int_subtract,
17619 vax_output_movmemsi): Declare.
17620 (split_quadword_operands, vax_float_literal): Delete declaration.
17621 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
17622 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
17623 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
17624 ASM_OUTPUT_DWARF_PCREL): Define.
17625 (ASM_SPEC): Change definition to allow PIC generation.
17627 2009-04-01 Steve Ellcey <sje@cup.hp.com>
17629 * doc/sourcebuild.texi: Update front-end requirements.
17631 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17634 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
17635 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
17636 (booldi3_internal3): Use boolean_or_operator instead of
17639 2009-04-01 Joseph Myers <joseph@codesourcery.com>
17642 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
17643 declarator whose size is not an integer constant expression but
17644 folds to an integer constant, then treat it as a constant
17647 2009-04-01 Richard Guenther <rguenther@suse.de>
17649 * fold-const.c (fold_plusminus_mult_expr): Do not fold
17650 i * 4 + 2 to (i * 2 + 1) * 2.
17652 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17655 * c-parser.c (c_parser_asm_statement): Skip until close paren and
17656 return if c_parser_asm_string_literal returned NULL.
17658 2009-04-01 Nick Clifton <nickc@redhat.com>
17660 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
17662 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
17663 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
17664 other typedefs to avoid conflicts with libgcc2.c. Define labels
17665 to gain 16-bit bit-manipulation functions from libgcc2.c and then
17667 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
17668 to gain 16-bit trapping arithmetic functions from libgcc2.c and
17671 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
17673 * varasm.c (default_function_rodata_section): Declare DOT as
17676 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
17677 Andrey Galkin <agalkin@hypercom.com>
17680 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
17681 Make object_name unique for each process.
17683 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17686 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
17687 addressable variables in the parallel that could go out of scope while
17688 running queued tasks.
17690 2009-04-01 Anatoly Sokolov <aesok@post.ru>
17692 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
17693 (CASE_VALUES_THRESHOLD): Redefine.
17694 * config/avr/avr.c (avr_override_options): Remove initialization of
17695 avr_case_values_threshold variable.
17696 (avr_case_values_threshold): Remove variable. Add new function.
17697 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
17698 * config/avr/avr.opt (mno-tablejump): Remove option.
17699 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
17701 2009-04-01 DJ Delorie <dj@redhat.com>
17703 * varasm.c (default_function_rodata_section): Don't assume
17704 anything about where the first '.' in the section name is.
17706 2009-04-01 Alan Modra <amodra@bigpond.net.au>
17708 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
17709 rs6000_emit_stack_tie.
17711 2009-03-31 Ian Lance Taylor <iant@google.com>
17713 * tree-eh.c (tree_remove_unreachable_handlers): Compare
17714 gimple_code with GIMPLE_RESX, not RESX.
17716 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17718 * c-common.c (c_get_ident): New.
17719 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
17721 2009-04-01 Ben Elliston <bje@au.ibm.com>
17723 * config/rs6000/sysv4.opt (msdata): Improve option description.
17725 2009-03-31 Steve Ellcey <sje@cup.hp.com>
17727 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
17728 (divdf3_internal_lat): Remove.
17729 (divxf3_internal_lat): Remove.
17730 (divxf3_internal_thr): Remove.
17731 (divxf): Use divxf3_internal.
17732 * config/ia64/div.md (divsf3_internal_lat): New.
17733 (divdf3_internal_lat): New.
17734 (divxf3_internal): New.
17736 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17739 * Makefile.in (USE_GCC_STDINT): Define.
17740 (stmp-int-hdrs): Install stdint.h if applicable.
17741 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
17743 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
17744 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
17745 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17746 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17747 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17748 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17749 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17750 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17751 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17752 (c_common_nodes_and_builtins): Initialize
17753 underlying_wchar_type_node. Do not initialize
17754 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
17755 nodes for new types.
17756 (c_stddef_cpp_builtins): Define macros for new types.
17757 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
17759 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
17760 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
17761 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
17762 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
17763 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
17764 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
17765 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
17766 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
17767 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
17768 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
17769 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
17770 int16_type_node, int32_type_node, int64_type_node,
17771 uint8_type_node, uint16_type_node, c_uint32_type_node,
17772 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
17773 int_least32_type_node, int_least64_type_node,
17774 uint_least8_type_node, uint_least16_type_node,
17775 uint_least32_type_node, uint_least64_type_node,
17776 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
17777 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
17778 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
17779 uintptr_type_node): Define.
17780 * c-cppbuiltin.c (builtin_define_constants,
17781 builtin_define_type_minmax): New.
17782 (builtin_define_stdint_macros): Define more macros.
17783 (c_cpp_builtins): Define more limit macros.
17784 (type_suffix): New.
17785 (builtin_define_type_max): Define in terms of
17786 builtin_define_type_minmax. Remove is_long parameter. All
17788 * config.gcc (use_gcc_stdint): Define.
17789 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17790 Add newlib-stdint.h for generic targets.
17791 * config/glibc-stdint.h, config/newlib-stdint.h,
17792 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17793 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17794 * config/score/score.h (UINTPTR_TYPE): Define.
17795 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17796 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17797 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17798 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17799 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17800 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17801 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17802 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17803 * config/spu/spu.h (STDINT_LONG32): Define.
17804 * configure.ac (use_gcc_stdint): Substitute.
17805 * configure: Regenerate.
17806 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17807 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17808 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17809 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17810 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17811 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17812 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17813 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17814 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17815 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17816 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17817 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17818 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17819 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17820 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17821 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17822 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17823 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17824 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17825 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17826 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17827 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17828 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17829 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17830 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17831 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17832 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17833 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17834 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17836 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17838 * loop-iv.c (suitable_set_for_replacement): Renamed from
17839 simplify_using_assignment; changed to return bool and to accept new
17840 args DEST and SRC. Return true iff we find a source/destination pair
17841 that can be used to make a replacement, and fill SRC and DEST if so.
17842 Remove arg ALTERED. Don't deal with altered regs here. All callers
17844 (simplify_using_initial_values): Deal with altered regs here and track
17845 more precisely the effect they have on the validity of our expression.
17847 * loop-iv.c (simplify_using_condition): A condition of the form
17848 (EQ REG CONST) can be used to simply make a substitution.
17849 (simplify_using_initial_values): Keep track of conditions we have seen
17850 and keep using them to simplify new expressions, while applying the
17851 same substitutions to them as to the expression.
17853 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17854 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17857 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17858 changed. Use this when trying to improve the upper bound.
17859 Generate the comparison by using simplify_gen_relational.
17861 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17863 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17865 (simplify_using_assignment, simplify_using_initial_values): Call
17866 replace_in_expr to make replacements. Call replace_single_def_regs
17867 once on the initial version of the expression.
17869 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17872 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17874 2009-03-31 Richard Guenther <rguenther@suse.de>
17876 PR middle-end/31029
17877 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17878 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17880 2009-03-31 Richard Guenther <rguenther@suse.de>
17882 * tree.h (div_if_zero_remainder): Declare.
17883 * fold-const.c (div_if_zero_remainder): Export.
17884 * tree-ssa-forwprop.c
17885 (forward_propagate_addr_into_variable_array_index): Handle
17886 constant array index addition outside of the variable index.
17888 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17891 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17892 define_splits, floatunssi<mode>2): Require x87 conversions from
17893 DImode to be permitted.
17895 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17897 PR preprocessor/15638
17898 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17900 2009-03-31 Richard Guenther <rguenther@suse.de>
17902 PR middle-end/23401
17903 PR middle-end/27810
17904 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17905 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17906 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17907 a separate statement.
17908 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17909 (lookup_tmp_var): Likewise.
17910 (is_gimple_formal_tmp_or_call_rhs): Remove.
17911 (is_gimple_reg_or_call_rhs): Rename to ...
17912 (is_gimple_reg_rhs_or_call): ... this.
17913 (is_gimple_mem_or_call_rhs): Rename to ...
17914 (is_gimple_mem_rhs_or_call): ... this.
17915 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17916 DECL_GIMPLE_REG_P only if is_formal is true.
17917 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17918 for non-proper post-modify expression gimplification.
17919 (gimplify_self_mod_expr): For post-modify expressions gimplify
17920 the lvalue to a minimal lvalue.
17921 (rhs_predicate_for): Remove formal temp case.
17922 (gimplify_modify_expr_rhs): Likewise.
17923 (gimplify_addr_expr): Use is_gimple_reg.
17924 (gimplify_expr): Remove formal temp cases.
17925 (gimple_regimplify_operands): Likewise.
17926 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17927 and FILTER_EXPR like constants.
17928 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17930 (is_gimple_formal_tmp_rhs): Remove.
17931 (is_gimple_reg_rhs): Remove special casing.
17932 (is_gimple_mem_rhs): Fix.
17933 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17934 (is_gimple_formal_tmp_var): Remove.
17935 (is_gimple_formal_tmp_reg): Likewise.
17936 (is_gimple_min_lval): Allow invariant component ref parts.
17937 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17938 is_gimple_formal_tmp_reg): Remove declarations.
17939 * tree-cfg.c (verify_expr): Verify that variables with address
17940 taken do not have DECL_GIMPLE_REG_P set.
17941 * tree-mudflap.c (mf_build_check_statement_for): Use
17942 force_gimple_operand instead of gimplify_expr.
17944 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17946 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17947 schedulable rows to compute_split_row.
17949 2009-03-31 Ben Elliston <bje@au.ibm.com>
17952 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17955 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17957 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17958 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17959 * configure: Regenerate.
17960 * config.in: Regenerate.
17961 * config/rs6000/rs6000.opt (mtls-markers): Add.
17962 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17963 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17964 (tls_ld_aix, tls_ld_sysv): Likewise.
17965 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17966 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17968 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17970 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17972 2009-03-30 Jan Hubicka <jh@suse.cz>
17974 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17976 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17977 detection and label handling.
17979 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17981 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17982 left_conflicts_size.
17983 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17984 ALLOCNO_LEFT_CONFLICTS_SIZE.
17986 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17987 remove_allocno_from_bucket_and_push,
17988 allocno_spill_priority_compare, push_allocnos_to_stack,
17989 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17990 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17991 (setup_allocno_left_conflicts_num): Ditto. Rename to
17992 setup_allocno_left_conflicts_size.
17993 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17994 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17995 setup_allocno_left_conflicts_size instead of
17996 setup_allocno_left_conflicts_num.
17998 * ira-build.c (ira_create_allocno): Use
17999 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
18000 ALLOCNO_LEFT_CONFLICTS_NUM.
18002 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18004 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18005 instead of DF_LR_OUT.
18007 * ira-lives.c (process_bb_node_lives): Ditto.
18009 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18010 instead of DF_LR_{OUT,IN}.
18012 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18014 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18016 2009-03-30 Jan Hubicka <jh@suse.cz>
18018 * except.c (label_to_region_map): Fix thinko.
18020 2009-03-30 Steve Ellcey <sje@cup.hp.com>
18022 PR middle-end/38237
18023 * tree.h (tree_find_value): New declaration.
18024 * tree.c (tree_find_value): New function.
18025 * varasm.c (assemble_external): Avoid duplicate entries on lists.
18027 2009-03-30 Jakub Jelinek <jakub@redhat.com>
18030 * c-decl.c (struct c_binding): Add locus field.
18031 (bind): Add locus argument, set locus field from it.
18032 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
18033 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
18034 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
18035 implicitly_declare, undeclared_variable, lookup_label,
18036 declare_label, c_make_fname_decl, c_builtin_function,
18037 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
18040 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
18043 * config/i386/i386.c (classify_argument): Check total size of
18046 2009-03-30 Martin Jambor <mjambor@suse.cz>
18048 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
18049 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
18050 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
18053 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
18054 seen_variable_array_ref while also traversing a union.
18056 * tree-inline.c (optimize_inline_calls): Do not call
18057 cgraph_node_remove_callees.
18058 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
18059 (pass_remove_cgraph_callee_edges): New variable.
18060 * passes.c (init_optimization_passes): Add
18061 pass_remove_cgraph_callee_edges after early inlining and before all
18062 late intraprocedural passes.
18064 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
18066 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18068 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
18069 Fix typos in names.
18071 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18073 * combine.c (simplify_comparison): Use have_insn_for.
18074 * dojump.c (do_jump): Likewise.
18076 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18078 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
18079 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
18080 sparc_compare_op0 like sparc_compare_emitted used to be handled.
18081 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
18082 instead of sparc_compare_emitted.
18083 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
18084 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
18085 instead of sparc_compare_emitted.
18087 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18089 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
18090 enter/exit cfglayout mode.
18091 (pass_partition_block): Require it.
18092 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
18093 (combine_instructions): Track basic blocks instead of labels.
18094 (update_cfg_for_uncondjump): New.
18095 (try_combine): Use it. Update jumps after rescanning.
18096 (pass_combine): Require PROP_cfglayout.
18097 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
18099 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18101 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
18102 Provide/destroy PROP_cfglayout respectively.
18103 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
18104 * tree-pass.h (PROP_cfglayout): New.
18106 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18108 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
18109 fold_convert_const_fixed_from_fixed,
18110 fold_convert_const_fixed_from_int,
18111 fold_convert_const_fixed_from_real, fold_negate_const): Do not
18112 set TREE_CONSTANT_OVERFLOW.
18113 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
18114 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
18116 2009-03-30 Ira Rosen <irar@il.ibm.com>
18118 * tree-vect-loop-manip.c: New file.
18119 * tree-vectorizer.c: Update documentation and included files.
18120 (vect_loop_location): Make extern.
18121 (rename_use_op): Move to tree-vect-loop-manip.c
18122 (rename_variables_in_bb, rename_variables_in_loop,
18123 slpeel_update_phis_for_duplicate_loop,
18124 slpeel_update_phi_nodes_for_guard1,
18125 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
18126 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
18127 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
18128 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
18129 find_loop_location): Likewise.
18130 (new_stmt_vec_info): Move to tree-vect-stmts.c.
18131 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
18132 get_vectype_for_scalar_type, vect_is_simple_use,
18133 supportable_widening_operation, supportable_narrowing_operation):
18135 (bb_in_loop_p): Move to tree-vect-loop.c.
18136 (new_loop_vec_info, destroy_loop_vec_info,
18137 reduction_code_for_scalar_code, report_vect_op,
18138 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
18139 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
18140 (vect_supportable_dr_alignment): Likewise.
18141 * tree-vectorizer.h (tree-data-ref.h): Include.
18142 (vect_loop_location): Declare.
18143 Reorganize function declarations according to the new file structure.
18144 * tree-vect-loop.c: New file.
18145 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
18146 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
18147 * tree-vect-data-refs.c: New file.
18148 * tree-vect-patterns.c (timevar.h): Don't include.
18149 * tree-vect-stmts.c: New file.
18150 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
18151 tree-vect-slp.c, tree-vect-loop.c.
18152 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
18153 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
18154 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
18155 (tree-vect-analyze.o): Remove.
18156 (tree-vect-transform.o): Likewise.
18157 (tree-vect-data-refs.o): Add rule.
18158 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
18159 tree-vect-slp.o): Likewise.
18160 (tree-vect-patterns.o): Remove redundant dependencies.
18161 (tree-vectorizer.o): Likewise.
18162 * tree-vect-slp.c: New file.
18164 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18166 * optc-gen.awk: Warn if an option flag has multiple different
18169 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
18171 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
18172 -floop-block): Document dependences on PPL, CLooG and Graphite.
18174 2009-03-30 Joseph Myers <joseph@codesourcery.com>
18176 PR rtl-optimization/323
18177 * c-common.c (c_fully_fold, convert_and_check,
18178 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
18179 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
18180 * c-common.def (EXCESS_PRECISION_EXPR): New.
18181 * c-cppbuiltin.c (builtin_define_float_constants): Define
18182 constants with enough digits for long double.
18183 * c-lex.c (interpret_float): Interpret constant with excess
18184 precision where appropriate.
18185 * c-opts.c (c_common_post_options): Set
18186 flag_excess_precision_cmdline. Give an error for
18187 -fexcess-precision=standard for C++ for processors where the
18188 option is significant.
18189 * c-parser.c (c_parser_conditional_expression): Handle excess
18190 precision in condition.
18191 * c-typeck.c (convert_arguments): Handle arguments with excess
18193 (build_unary_op): Move excess precision outside operation.
18194 (build_conditional_expr): Likewise.
18195 (build_compound_expr): Likewise.
18196 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
18197 (build_modify_expr): Handle excess precision in RHS.
18198 (convert_for_assignment): Handle excess precision in converted
18200 (digest_init, output_init_element, process_init_element): Handle
18201 excess precision in initializer.
18202 (c_finish_return): Handle excess precision in return value.
18203 (build_binary_op): Handle excess precision in operands and add
18204 excess precision as needed for operation.
18205 * common.opt (-fexcess-precision=): New option.
18206 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
18207 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
18208 For standard excess precision, output explicit conversion to and
18209 truncation from XFmode.
18210 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
18211 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
18212 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
18213 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
18214 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
18215 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
18216 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
18217 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
18218 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
18219 define_splits, sqrt<mode>2): Disable where appropriate for
18220 standard excess precision.
18221 * convert.c (convert_to_real): Do not shorten arithmetic to type
18222 for which excess precision would be used.
18223 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
18224 * doc/invoke.texi (-fexcess-precision=): Document option.
18225 (-mfpmath=): Correct index entry.
18226 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
18227 flag_excess_precision): New.
18228 * langhooks.c (lhd_post_options): Set
18229 flag_excess_precision_cmdline.
18230 * opts.c (common_handle_option): Handle -fexcess-precision=.
18231 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
18232 init_excess_precision): New.
18233 (lang_dependent_init_target): Call init_excess_precision.
18234 * tree.c (excess_precision_type): New.
18235 * tree.h (excess_precision_type): Declare.
18237 2009-03-30 Joseph Myers <joseph@codesourcery.com>
18240 * c-typeck.c (build_component_ref): Do not copy qualifiers from
18241 non-lvalue to component.
18243 2009-03-29 Joseph Myers <joseph@codesourcery.com>
18245 PR preprocessor/34695
18246 * Makefile.in (c-opts.o): Depend on c-tree.h.
18247 * c-common.c: Move down include of diagnostic.h.
18248 (done_lexing, c_cpp_error): New.
18249 * c-common.h (done_lexing): Declare.
18250 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
18252 * c-opts.c: Include c-tree.h.
18253 (c_common_init_options): Set preprocessor error callback.
18254 (c_common_handle_option): Do not set preprocessor
18255 inhibit_warnings, warnings_are_errors, warn_system_headers,
18256 pedantic_errors or inhibit_warnings flags.
18257 (c_common_post_options): Do not check cpp_errors (parse_in).
18258 (c_common_finish): Do not output dependencies if there were
18259 errors. Do not check return value of cpp_finish.
18260 * c-ppoutput.c (pp_file_change): Set input_location.
18261 * c-tree.h (c_cpp_error): Declare.
18262 * diagnostic.c (diagnostic_set_info_translated): Also initialize
18264 (diagnostic_build_prefix): Check override_column.
18265 * diagnostic.h (diagnostic_info): Add override_column field.
18266 (diagnostic_override_column): Define.
18268 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
18270 * c-common.c (c_expand_expr, c_staticp): Remove.
18271 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
18272 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
18273 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
18274 * c-gimplify.c (gimplify_compound_literal_expr,
18275 optimize_compound_literals_in_ctor): Remove.
18276 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
18277 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
18278 * c-semantics.c (emit_local_var): Remove.
18280 * langhooks-def.h (lhd_expand_expr): Remove.
18281 * langhooks.c (lhd_expand_expr): Remove.
18282 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
18284 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
18285 handling from c-semantics.c; don't call into langhook.
18286 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
18287 * gimplify.c (gimplify_compound_literal_expr,
18288 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
18289 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
18290 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
18291 as was done in c-gimplify.c.
18292 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
18293 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
18294 Move from c-common.h.
18295 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
18297 * tree.c (staticp): Do not call langhook.
18298 * langhooks.c (lhd_staticp): Delete.
18299 * langhooks-def.h (lhd_staticp): Delete prototype.
18300 (LANG_HOOKS_STATICP): Delete.
18301 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
18303 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
18304 instead of DECL_STMTs.
18306 2009-03-29 Joseph Myers <joseph@codesourcery.com>
18314 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
18316 (fold_call_expr): Return a NOP_EXPR from folding rather than the
18317 contained expression.
18318 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
18319 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
18320 conditional expressions for C.
18321 (decl_constant_value_for_optimization): Move from
18322 decl_constant_value_for_broken_optimization in c-typeck.c. Check
18323 whether optimizing and that the expression is a VAR_DECL not of
18324 array type instead of doing such checks in the caller. Do not
18325 check pedantic. Call gcc_unreachable for C++.
18326 * c-common.def (C_MAYBE_CONST_EXPR): New.
18327 * c-common.h (c_fully_fold, c_save_expr,
18328 decl_constant_value_for_optimization): New prototypes.
18329 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18330 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18331 EXPR_INT_CONST_OPERANDS): Define.
18332 * c-convert.c (convert): Strip nops from expression.
18333 * c-decl.c (groktypename): Take extra parameters expr and
18334 expr_const_operands. Update call to grokdeclarator.
18335 (start_decl): Update call to grokdeclarator. Add statement for
18336 expressions used in type of decl.
18337 (grokparm): Update call to grokdeclarator.
18338 (push_parm_decl): Update call to grokdeclarator.
18339 (build_compound_literal): Add parameter non_const and build a
18340 C_MAYBE_COSNT_EXPR if applicable.
18341 (grokdeclarator): Take extra parameters expr and
18342 expr_const_operands. Track expressions used in declaration
18343 specifiers and declarators. Fold array sizes and track whether
18344 they are constant expressions and whether they are integer
18345 constant expressions.
18346 (parser_xref_tag): Set expr and expr_const_operands fields in
18348 (grokfield): Update call to grokdeclarator.
18349 (start_function): Update call to grokdeclarator.
18350 (build_null_declspecs): Set expr and expr_const_operands fields in
18352 (declspecs_add_type): Handle expressions in typeof specifiers.
18353 * c-parser.c (c_parser_declspecs): Set expr and
18354 expr_const_operands fields for declaration specifiers.
18355 (c_parser_enum_specifier): Likewise.
18356 (c_parser_struct_or_union_specifier): Likewise.
18357 (c_parser_typeof_specifier): Likewise. Update call to
18358 groktypename. Fold expression as needed. Return expressions with
18359 type instead of adding statements.
18360 (c_parser_attributes): Update calls to c_parser_expr_list.
18361 (c_parser_statement_after_labels): Fold expression before passing
18362 to objc_build_throw_stmt.
18363 (c_parser_condition): Fold expression.
18364 (c_parser_asm_operands): Fold expression.
18365 (c_parser_conditional_expression): Use c_save_expr. Update call
18366 to build_conditional_expr.
18367 (c_parser_alignof_expression): Update call to groktypename.
18368 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
18369 original_code. Fold expression argument of va_arg. Create
18370 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
18371 argument to va_arg. Update calls to groktypename. Fold array
18372 index for offsetof. Verify that first argument to
18373 __builtin_choose_expr has integer type.
18374 (c_parser_postfix_expression_after_paren_type): Update calls to
18375 groktypename and build_compound_literal. Handle expressions with
18376 side effects in type name.
18377 (c_parser_postfix_expression_after_primary): Update call to
18378 c_parser_expr_list. Set original_code for calls to
18379 __builtin_constant_p.
18380 (c_parser_expr_list): Take extra parameter fold_p. Fold
18381 expressions if requested.
18382 (c_parser_objc_type_name): Update call to groktypename.
18383 (c_parser_objc_synchronized_statement): Fold expression.
18384 (c_parser_objc_receiver): Fold expression.
18385 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
18386 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
18387 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
18388 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
18389 (struct c_typespec): Add elements expr and expr_const_operands.
18390 (struct c_declspecs): Add elements expr and expr_const_operands.
18391 (groktypename, build_conditional_expr, build_compound_literal):
18393 (in_late_binary_op): Declare.
18394 * c-typeck.c (note_integer_operands): New function.
18395 (in_late_binary_op): New variable.
18396 (decl_constant_value_for_broken_optimization): Move to c-common.c
18397 and rename to decl_constant_value_for_optimization.
18398 (default_function_array_conversion): Do not strip nops.
18399 (default_conversion): Do not call
18400 decl_constant_value_for_broken_optimization.
18401 (build_array_ref): Do not fold result.
18402 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
18403 result when operand is a VLA.
18404 (c_expr_sizeof_type): Update call to groktypename. Handle
18405 expressions included in type name. Use C_MAYBE_CONST_EXPR for
18406 result when operand names a VLA type.
18407 (build_function_call): Update call to build_compound_literal.
18408 Only fold result for calls to __builtin_* functions. Strip
18409 NOP_EXPR from INTEGER_CST returned from such functions. Fold
18410 the function designator.
18411 (convert_arguments): Fold arguments. Update call to
18412 convert_for_assignment.
18413 (build_unary_op): Handle increment and decrement of
18414 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
18415 decrement earlier. Fold operand of increment and decrement.
18416 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
18417 built for integer operand. Wrap returns that are INTEGER_CSTs
18418 without being integer constant expressions or that have integer
18419 constant operands without being INTEGER_CSTs.
18420 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
18421 (build_conditional_expr): Add operand ifexp_bcp. Track whether
18422 result is an integer constant expression or can be used in
18423 unevaluated parts of one and avoid folding and wrap as
18424 appropriate. Fold operands before possibly doing -Wsign-compare
18426 (build_compound_expr): Wrap result for C99 if operands can be used
18427 in integer constant expressions.
18428 (build_c_cast): Update call to digest_init. Do not ignore
18429 overflow from casting floating-point constants to integers. Wrap
18430 results that could be confused with integer constant expressions,
18431 null pointer constants or floating-point constants.
18432 (c_cast_expr): Update call to groktypename. Handle expressions
18433 included in type name.
18434 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
18435 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
18436 Update calls to convert_for_assignment.
18437 (convert_for_assignment): Take new parameter
18438 null_pointer_constant. Do not strip nops or call
18439 decl_constant_value_for_broken_optimization. Set
18440 in_late_binary_op for conversions to boolean.
18441 (store_init_value): Update call to digest_init.
18442 (digest_init): Take new parameter null_pointer_constant. Do not
18443 call decl_constant_value_for_broken_optimization. pedwarn for
18444 initializers not constant expressions. Update calls to
18445 convert_for_assignment.
18446 (constructor_nonconst): New.
18447 (struct constructor_stack): Add nonconst element.
18448 (really_start_incremental_init, push_init_level, pop_init_level):
18449 Handle constructor_nonconst and nonconst element.
18450 (set_init_index): Call constant_expression_warning for array
18452 (output_init_element): Fold value. Set constructor_nonconst as
18453 applicable. pedwarn for initializers not constant expressions.
18454 Update call to digest_init. Call constant_expression_warning
18455 where constant initializers are required.
18456 (process_init_element): Use c_save_expr.
18457 (c_finish_goto_ptr): Fold expression.
18458 (c_finish_return): Fold return value. Update call to
18459 convert_for_assignment.
18460 (c_start_case): Fold switch expression.
18461 (c_process_expr_stmt): Fold expression.
18462 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
18463 ensure statement expression is not evaluated in constant expression.
18464 (build_binary_op): Track whether results are integer constant
18465 expressions or may occur in such, disable folding and wrap results
18466 as applicable. Fold operands for -Wsign-compare warnings unless
18468 (c_objc_common_truthvalue_conversion): Handle results folded to
18469 integer constants that are not integer constant expressions.
18470 * doc/extend.texi: Document when typeof operands are evaluated,
18471 that condition of __builtin_choose_expr is an integer constant
18472 expression, and more about use of __builtin_constant_p in
18475 2009-03-29 Richard Guenther <rguenther@suse.de>
18477 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
18478 propagate addresses of array references.
18480 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
18482 * regmove.c (perhaps_ends_bb_p): Remove.
18483 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
18484 from INSN and check that the main loop stays within that basic block.
18485 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
18486 (regmove_forward_pass): Split out from regmove_optimize. Use
18487 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
18488 (regmove_backward_pass): Split out from regmove_optimize. Use
18489 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
18490 (regmove_optimize): Simplify.
18492 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
18495 * config/i386/i386.c (classify_argument): Ignore flexible array
18496 member in struct and warn ABI change.
18498 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
18500 * config/i386/i386-protos.h (ix86_agi_dependent): New.
18502 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
18503 (ix86_adjust_cost): Updated.
18505 2009-03-29 Jan Hubicka <jh@suse.cz>
18507 PR middle-end/28850
18508 * tree-pass.h (pass_cleanup_eh): New function.
18509 (remove_unreachable_regions): Break code handling RTL
18510 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
18511 that can not be reached by runtime.
18512 (can_be_reached_by_runtime): New function.
18513 (label_to_region_map): New function.
18514 (num_eh_regions): New function.
18515 (rtl_remove_unreachable_regions): New function.
18516 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
18517 (remove_eh_region): New function.
18518 * except.h: Include sbitmap and vecprim.
18519 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
18520 num_eh_regions): Declare.
18521 * passes.c (init_optimization_passes): Schedule cleanup_eh.
18522 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
18523 * tree-eh.c (tree_remove_unreachable_handlers): New function.
18524 (tree_empty_eh_handler_p): New function.
18525 (cleanup_empty_eh): New function.
18526 (cleanup_eh): New function.
18527 (pass_cleanup_eh): New function.
18529 2009-03-29 Jan Hubicka <jh@suse.cz>
18531 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
18532 for removed regions.
18534 2009-03-29 Jan Hubicka <jh@suse.cz>
18536 * except.c (dump_eh_tree): Dump all datastructures.
18538 2009-03-29 Jan Hubicka <jh@suse.cz>
18540 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
18541 (duplicate_eh_regions_1): Likewise.
18542 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
18543 vector; call EH verification.
18544 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18545 Be ready for region being removed.
18547 2009-03-29 Jan Hubicka <jh@suse.cz>
18549 * bitmap.c (bitmap_last_set_bit): New function.
18550 * bitmap.h (bitmap_last_set_bit): Declare.
18552 2009-03-29 David Ayers <ayers@fsfe.org>
18555 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
18556 by calling objc_compare_types and surpress warnings about
18557 incompatible C pointers that are compatible ObjC pointers.
18559 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
18561 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
18562 call initialize_inline_failed.
18563 (initialize_inline_failed): Move it from here ...
18564 * cgraph.c (initialize_inline_failed): ... to here.
18565 (cgraph_create_edge): Call initialize_inline_failed rather than
18566 setting inline_failed directly.
18568 2009-03-29 Ben Elliston <bje@au.ibm.com>
18571 * sysv4.opt (msdata): Improve comment.
18572 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
18573 * sysv4.h (SVR4_ASM_SPEC): Likewise.
18575 2009-03-29 Ben Elliston <bje@au.ibm.com>
18578 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
18579 load and store attributes.
18581 2009-03-29 Ben Elliston <bje@au.ibm.com>
18583 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
18584 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
18585 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
18586 * doc/extend.texi (X86 Built-in Functions): Add index entries for
18587 __builtin_infq and __builtin_huge_valq.
18589 2009-03-28 Anatoly Sokolov <aesok@post.ru>
18591 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
18593 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18594 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
18596 2009-03-28 Xinliang David Li <davidxl@google.com>
18598 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
18599 (do_dbg_cnt): New function.
18601 2009-03-28 Jan Hubicka <jh@suse.cz>
18603 Merge from pretty-ipa:
18605 2009-03-27 Jan Hubicka <jh@suse.cz>
18607 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18608 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
18609 * passes.c (function_called_by_processed_nodes_p): New.
18610 * ipa-pure-const.c (check_call): Fix handling of operands.
18611 (analyze_function): Dump debug output for skipped bodies.
18612 (local_pure_const): Use function_called_by_processed_nodes_p.
18613 * dwarf2out.c (reference_to_unused): Use output.
18614 * passes.c (do_per_function_toporder): Likewise.
18616 2008-11-12 Jan Hubicka <jh@suse.cz>
18618 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
18619 * ipa-pure-const.c (funct_state_d): Add can throw field; make
18620 state_set_in_source enum
18621 (check_decl): Ignore memory tags; do not set fake looping flags;
18623 (check_operand, check_tree, check_rhs_var, check_lhs_var,
18624 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
18625 (check_call, analyze_function): Rewrite.
18627 (add_new_function): Update call of analyze_function.
18628 (generate_summary): Add call of analyze_function.
18629 (propagate): Propagate can_throw; handle state_set_in_source correctly.
18630 (local_pure_const): New function.
18631 (pass_local_pure_const): New pass.
18632 * ipa-inline.c (inline_transform): Set after_inlining.
18633 * tree-eh.c (stmt_can_throw_external): New.
18634 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
18635 work with aliasing built.
18636 * tree-flow.h (stmt_can_throw_external): New.
18637 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
18638 and local pure/const pass in early and late optimization queue.
18640 2009-03-28 Martin Jambor <mjambor@suse.cz>
18642 * fold-const.c (get_pointer_modulus_and_residue): New parameter
18644 (fold_binary): Allow function decl aligment consideration is the
18645 second argument is integer constant one.
18646 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
18647 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
18648 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
18650 2009-03-28 Jan Hubicka <jh@suse.cz>
18652 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
18653 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
18654 * function.h (rtl_data): Add nothrow flag.
18655 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
18656 set DECL_NOTHROW for AVAILABLE functions.
18658 2009-03-28 Jakub Jelinek <jakub@redhat.com>
18660 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
18661 following vector keyword has expansion starting with pixel or bool
18662 keyword, expand vector to __vector and pixel or bool to __pixel or
18666 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
18667 warn_if_disallowed_function_p): Removed.
18668 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
18669 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
18670 warning_if_disallowed_function_p.
18671 * flags.h (warn_if_disallowed_function_p,
18672 warn_disallowed_functions): Removed.
18673 * common.opt (Wdisallowed-function-list=): Removed.
18674 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
18676 2009-03-28 Richard Guenther <rguenther@suse.de>
18678 PR tree-optimization/38723
18679 * tree-ssa-pre.c (compute_avail): Add all default definitions to
18682 2009-03-28 Jan Hubicka <jh@suse.cz>
18684 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
18685 test introduced by my previous patch.
18687 2009-03-28 Richard Guenther <rguenther@suse.de>
18689 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
18690 the PHIs value undefined.
18692 2009-03-28 Jan Hubicka <jh@suse.cz>
18694 * tree-pass.h (pass_fixup_cfg): New pass.
18695 * ipa-inline.c (inline_transform): Set
18696 always_inline_functions_inlined/after_inlining.
18697 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
18698 (pass_fixup_cfg): New pass.
18699 * passes.c (init_optimization_passes): Add fixup_cfg.
18701 2009-03-28 Richard Guenther <rguenther@suse.de>
18703 PR tree-optimization/38458
18704 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
18705 argument use the arguments copy-of value.
18707 2009-03-28 Richard Guenther <rguenther@suse.de>
18709 PR tree-optimization/38180
18710 * tree-ssa-ccp.c (get_default_value): Simplify.
18711 (likely_value): Likewise.
18712 (surely_varying_stmt_p): Properly handle VOP case.
18713 (ccp_initialize): Likewise.
18714 (ccp_fold): Handle propagating through *&.
18715 (fold_const_aggregate_ref): Also handle decls.
18717 2009-03-28 Jan Hubicka <jh@suse.cz>
18719 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18720 * cgraph.h (cgraph_node): Likewise.
18721 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
18722 (cgraph_reset_node): Use process flag.
18723 (cgraph_mark_functions_to_output): Likewise.
18724 (cgraph_expand_function): Likewise.
18725 (cgraph_expand_all_functions): Likewise.
18726 (cgraph_output_in_order): Likewise.
18727 * dwarf2out.c (reference_to_unused): Likewise.
18728 * passes.c do_per_function_toporder): Likewise.
18730 2009-03-28 Jan Hubicka <jh@suse.cz>
18732 Bring from lto-branch:
18734 2008-09-03 Doug Kwan <dougkwan@google.com>
18736 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
18737 enums instead of reason strings.
18738 * cgraph.c (cgraph_create_edge): Same.
18739 (cgraph_inline_failed_string): New function.
18740 * cgraph.h (cgraph_inline_failed_t): New enum type.
18741 (cgraph_inline_failed_string): New prototype.
18742 (struct cgraph_edge): Change type of INLINED_FAILED from constant
18743 char pointer to cgraph_inline_failed_t.
18744 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
18745 (cgraph_default_inline_p): Ditto.
18746 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
18747 to cgraph_inline_failed_t pointer.
18748 * cif-code.def: New file.
18749 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
18751 (cgraph_check_inline_limits): Change type of REASON to pointer to
18752 cgraph_inline_failed_t. Replace reason strings with enums.
18753 (cgraph_default_inline_p): Ditto.
18754 (cgraph_recursive_inlining_p): Ditto.
18755 (update_caller_keys): Change type of FAILED_REASON to
18756 cgraph_inline_failed_t.
18757 (cgraph_set_inline_failed): Change type of REASON to pointer to
18758 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
18759 convert enums to strings for text output.
18760 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
18761 to be of type cgraph_inline_failed_t. Replace reason strings with
18762 enums. Call cgraph_inline_failed_string to covert enums
18763 to strings for text output.
18764 (cgraph_decide_inlining): Replace reason strings with enums.
18765 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
18766 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
18768 * tree-inline.c (expand_call_inline): Change type of REASON
18769 to cgraph_inline_failed_t. Replace reason strings with enums.
18770 Call cgraph_inline_failed_string for text output.
18771 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
18774 2009-03-28 Jan Hubicka <jh@suse.cz>
18776 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
18777 cgraph_clone_node): Remove master clone handling.
18778 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18779 * cgraph.h (master_clone): Remove.
18780 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18781 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
18782 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18784 2009-03-28 Jan Hubicka <jh@suse.cz>
18786 * cgraph.c (cgraph_function_body_availability): Functions declared
18787 inline are always safe to assume that it is not going to be replaced.
18789 2009-03-28 Richard Guenther <rguenther@suse.de>
18791 PR tree-optimization/38513
18792 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18793 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18794 EXC_PTR_EXPR and FILTER_EXPR.
18795 (get_ref_from_reference_ops): Likewise.
18797 2009-03-28 Richard Guenther <rguenther@suse.de>
18799 PR tree-optimization/38968
18800 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18801 Use FLOOR_MOD_EXPR to compute misalignment.
18803 2009-03-28 Richard Guenther <rguenther@suse.de>
18805 PR tree-optimization/37795
18806 * tree.h (combine_comparisons): Declare.
18807 * fold-const.c (combine_comparisons): Export.
18808 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18810 (ifcombine_iforif): Use combine_comparisons.
18812 2009-03-28 Jan Hubicka <jh@suse.cz>
18814 * tree-eh.c (inlinable_call_p): New function.
18815 (make_eh_edges): Use it.
18816 (verify_eh_edges): Use it.
18817 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18818 * except.c (reachable_next_level): Add inlinable_function argument
18819 (sjlj_find_directly_reachable_regions): Update.
18820 (add_reachable_handler): Do not set saw_any_handlers.
18821 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18822 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18823 Add new inlinable call parameter.
18824 (can_throw_internal, can_throw_external): Update.
18825 * except.h (can_throw_internal_1, can_throw_external_1,
18826 foreach_reachable_handler): Update declaration.
18828 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18830 * config/arm/t-arm-coff, config/h8300/coff.h,
18831 config/i386/i386-aout.h, config/i386/i386-coff.h,
18832 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18833 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18834 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18835 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18836 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18837 sys-types.h: Remove.
18838 * Makefile.in: Remove protoize and fixproto support and references
18840 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18841 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18843 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18844 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18845 unprotoize$(exeext).
18846 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18847 (.PHONY): Don't depend on proto.
18848 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18849 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18850 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18851 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18852 build/gen-protos.o, build/scan.o, xsys-protos.h,
18853 build/fix-header$(build_exeext), build/fix-header.o,
18854 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18855 stmp-install-fixproto): Remove.
18856 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18857 SYSCALLS.c or fixproto files.
18858 (install-common): Don't install protoize.
18859 (install-headers-tar, install-headers-cpio, install-headers-cp):
18860 Don't depend on $(STMP_FIXPROTO).
18861 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18862 install fixproto files or write out fixproto settings.
18863 (uninstall): Don't uninstall protoize.
18864 * config.gcc (use_fixproto): Remove.
18865 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18866 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18867 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18868 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18869 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18870 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18871 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18872 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18873 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18874 * config/t-vxworks (STMP_FIXPROTO): Remove.
18875 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18876 STMP_FIXPROTO): Remove.
18877 * config.in, configure: Regenerate.
18878 * crtstuff.c (gid_t, uid_t): Don't undefine.
18879 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18880 (arm-*-coff, arm-*-aout: Remove target entries.
18881 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18882 Remove mention of AIX 4.1.
18883 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18884 * doc/invoke.texi (Running Protoize): Remove.
18885 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18886 (Protoize Caveats): Remove.
18887 * tsystem.h: Update comments on headers assumed to exist.
18889 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18891 * genautomata.c: Add a new year to the copyright. Add a new
18893 (struct insn_reserv_decl): Add comments for member bypass_list.
18894 (find_bypass): Remove.
18895 (insert_bypass): New.
18896 (process_decls): Use insert_bypass.
18897 (output_internal_insn_latency_func): Output all bypasses with the
18898 same input insn in one switch case.
18900 * rtl.def (define_bypass): Describe bypass choice.
18901 * doc/md.texi (define_bypass): Ditto.
18903 2009-03-27 Richard Guenther <rguenther@suse.de>
18905 * gimplify.c (mark_addressable): Export.
18906 * tree-flow.h (mark_addressable): Declare.
18907 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18908 * tree-ssa.c (verify_phi_args): Verify that address taken
18909 variables have TREE_ADDRESSABLE set.
18911 2009-03-27 Richard Guenther <rguenther@suse.de>
18913 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18914 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18915 Do not mark decls TREE_ADDRESSABLE.
18916 (build_fold_addr_expr): Adjust.
18917 (fold_addr_expr): Remove.
18918 (fold_unary): Use build_fold_addr_expr.
18919 (fold_comparison): Likewise.
18920 (split_address_to_core_and_offset): Likewise.
18921 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18923 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18924 (gimplify_modify_expr_to_memcpy): Mark source and destination
18926 * omp-low.c (create_omp_child_function): Mark the object decl
18928 (lower_rec_input_clauses): Mark the var we take the address of
18930 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18932 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18934 PR middle-end/39315
18935 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18936 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18938 2009-03-27 Richard Guenther <rguenther@suse.de>
18940 PR tree-optimization/39120
18941 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18943 (handle_lhs_call): Process return constraints. Add escape
18944 constraints if necessary.
18945 (handle_const_call): Fill out return constraints. Make nested
18946 case more precise. Avoid consttmp if possible.
18947 (handle_pure_call): Fill out return constraints. Avoid
18948 callused if possible.
18949 (find_func_aliases): Simplify call handling.
18951 2009-03-27 Richard Guenther <rguenther@suse.de>
18953 PR tree-optimization/39120
18954 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18955 as a representative.
18956 (solve_graph): Do propagate CALLUSED.
18957 (handle_pure_call): Use a scalar constraint from CALLUSED for
18959 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18962 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18965 * c-common.c (handle_aligned_attribute): Properly check alignment
18966 overflow. Use (1U << i) instead of (1 << i).
18968 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18970 * expr.h (get_mem_align_offset): Updated.
18972 * tree.h (tree_decl_common): Change align to "unsigned int" and
18973 move it before pointer_alias_set.
18975 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18976 Jakub Jelinek <jakub@redhat.com>
18979 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18980 gr_register_operand with gr_reg_or_0_operand.
18981 (cmpxchg_rel_di): Likewise.
18982 (sync_lock_test_and_set<mode>): Likewise.
18984 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18986 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18987 (true_regnum): Likewise.
18989 * rtlanal.c (subreg_info): Moved to ...
18990 * rtl.h (subreg_info): Here. New.
18991 (subreg_get_info): New.
18993 * rtlanal.c (subreg_get_info): Make it extern.
18995 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18998 * config/i386/i386.c (ix86_abi): New.
18999 (override_options): Handle -mabi=.
19000 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
19001 (ix86_call_abi_override): Likewise.
19002 (init_cumulative_args): Likewise.
19003 (function_arg_advance): Likewise.
19004 (function_arg_64): Likewise.
19005 (function_arg): Likewise.
19006 (ix86_pass_by_reference): Likewise.
19007 (ix86_function_value_regno_p): Likewise.
19008 (ix86_build_builtin_va_list_abi): Likewise.
19009 (setup_incoming_varargs_64): Likewise.
19010 (is_va_list_char_pointer): Likewise.
19011 (ix86_init_machine_status): Likewise.
19012 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
19013 (ix86_function_type_abi): Return enum calling_abi. Rewrite
19014 for 64bit. Replace DEFAULT_ABI with ix86_abi.
19015 (ix86_function_abi): Make it static and return enum calling_abi.
19016 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
19018 (ix86_fn_abi_va_list): Updated.
19020 * config/i386/i386.h (ix86_abi): New.
19021 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
19022 (CONDITIONAL_REGISTER_USAGE): Likewise.
19023 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
19024 (machine_function): Likewise.
19026 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
19028 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
19029 (STACK_BOUNDARY): Likewise.
19030 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
19032 * config/i386/i386.opt (mabi=): New.
19034 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
19035 return enum calling_abi.
19036 (ix86_function_type_abi): Likewise.
19037 (ix86_function_abi): Removed.
19039 * doc/invoke.texi: Document -mabi= option for x86.
19041 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19043 * builtins.c (real_dconstp): Delete.
19044 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
19046 2009-03-27 Dodji Seketeli <dodji@redhat.com>
19047 Jakub Jelinek <jakub@redhat.com>
19050 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
19051 (gen_subprogram_die): When a function is explicit, generate the
19052 DW_AT_explicit attribute.
19053 * langhooks.h (struct lang_hooks_for_decls): Add
19054 function_decl_explicit_p langhook.
19055 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
19056 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
19058 2009-03-27 Jakub Jelinek <jakub@redhat.com>
19060 * builtins.c (fold_builtin_memory_op): Optimize memmove
19061 into memcpy if we can prove source and destination don't overlap.
19063 * tree-inline.c: Include gt-tree-inline.h.
19064 (clone_fn_id_num): New variable.
19065 (clone_function_name): New function.
19066 (tree_function_versioning): Use it.
19067 * Makefile.in (GTFILES): Add tree-inline.c.
19069 2009-03-27 Mark Mitchell <mark@codesourcery.com>
19071 * BASE-VER: Change to 4.5.0.
19073 2009-03-27 Xinliang David Li <davidxl@google.com>
19075 PR tree-optimization/39557
19076 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
19078 2009-03-27 Xinliang David Li <davidxl@google.com>
19080 PR tree-optimization/39548
19081 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
19084 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19086 * c-common.c (pointer_int_sum): Use %wd on return from
19089 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19091 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
19092 on return from tree_low_cst.
19094 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
19097 * ginclude/stdarg.h (va_copy): Define also for
19098 __GXX_EXPERIMENTAL_CXX0X__.
19100 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19103 * builtins.h (c_strlen): Do not warn here.
19104 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19105 * c-common.c (pointer_int_sum): Take an explicit location.
19106 Warn about offsets out of bounds.
19107 * c-common.h (pointer_int_sum): Adjust declaration.
19109 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19111 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
19114 2009-03-26 Jakub Jelinek <jakub@redhat.com>
19117 * opts.c (warn_if_disallowed_function_p): Don't assume
19118 get_callee_fndecl must return non-NULL.
19120 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
19122 PR rtl-optimization/39522
19123 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
19124 when reg_reloaded_valid is set.
19126 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19128 * config/spu/divv2df3.c: New file.
19129 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
19130 (DPBIT_FUNCS): Filter out _div_df.
19132 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
19134 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
19135 a jump insn, count that jump in the distance to the loop start.
19137 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
19140 * config/sh/sh.c (calc_live_regs): Fix condition for global
19141 registers except PIC_OFFSET_TABLE_REGNUM.
19143 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
19146 * doc/invoke.texi (-mconsole): New.
19148 (-mno-cygwin): New.
19150 (-mnop-fun-dllimport): New.
19154 (sub section "i386 and x86-64 Windows Options"): New.
19156 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
19158 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
19159 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
19161 2009-03-25 Richard Guenther <rguenther@suse.de>
19163 PR middle-end/39497
19164 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
19167 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
19169 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
19170 neither of haifa/selective schedulers are working.
19172 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19174 * doc/invoke.texi (Debugging Options): Fix description of
19175 -fno-merge-debug-strings.
19177 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
19179 * config/cris/libgcc.ver: New version-script.
19180 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
19182 * configure.ac <GAS features, nop mnemonic>: Add pattern
19183 crisv32-*-* for "nop".
19184 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
19185 * configure: Regenerate.
19187 2009-03-24 Ira Rosen <irar@il.ibm.com>
19189 PR tree-optimization/39529
19190 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
19191 mark_sym_for_renaming for the tag copied to the new vector
19194 2009-03-24 Arthur Loiret <aloiret@debian.org>
19196 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
19197 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
19198 EXTRA_SPEC_FUNCTIONS.
19199 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
19200 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
19201 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
19202 -march and -mtune options.
19204 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
19206 * config/m68k/t-rtems: Add m5329 multilib.
19208 2009-03-24 Dodji Seketeli <dodji@redhat.com>
19209 Jakub Jelinek <jakub@redhat.com>
19212 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
19215 2009-03-23 Jakub Jelinek <jakub@redhat.com>
19218 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
19219 instead of c_parser_expression_conv, if original_code isn't one of the
19220 4 allowed comparison codes, fail.
19222 2009-03-23 Richard Guenther <rguenther@suse.de>
19224 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
19225 * tree.h (struct tree_type): Likewise.
19226 * reload.h (struct insn_chain): Likewise.
19227 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
19228 * function.h (struct function): Likewise.
19229 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
19231 2009-03-23 Jakub Jelinek <jakub@redhat.com>
19233 PR tree-optimization/39516
19234 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
19236 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
19238 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
19239 should be set true if BITS_PER_WORD of target is bigger than 32
19241 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
19243 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
19244 Translate -B-options to -rpath-link. Correct existing
19245 rpath-link and conditionalize on !nostdlib.
19247 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19249 * doc/extend.texi (Function Attributes, Variable Attributes):
19251 * doc/invoke.texi (Debugging Options, Optimize Options)
19252 (i386 and x86-64 Options, MCore Options): Likewise.
19254 2009-03-20 Jakub Jelinek <jakub@redhat.com>
19257 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
19258 it for block local namespace aliases.
19259 (gen_decl_die): Pass context_die to gen_namespace_die.
19261 2009-03-19 Jakub Jelinek <jakub@redhat.com>
19264 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
19265 minimum or maximum value.
19267 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
19269 * reginfo.c (globalize_reg): Recompute derived reg sets.
19271 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
19274 * libgcc2.c (mprotect): Do not use signed arguments for
19275 VirtualProtect, use DWORD arguments. Also fix the 'may
19276 be used uninitialized' warning for the np variable.
19278 2009-03-19 Jakub Jelinek <jakub@redhat.com>
19281 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
19282 functions using regparm calling conventions when not optimizing.
19283 (ix86_function_sseregparm): Similarly for sseregparm calling
19286 2009-03-19 Li Feng <nemokingdom@gmail.com>
19288 PR middle-end/39500
19289 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
19290 dependence if the first conflict is after niter iterations.
19292 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
19294 PR middle-end/38609
19295 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
19296 functions with dynamic stack-pointer adjustments.
19298 2009-03-19 Ben Elliston <bje@au.ibm.com>
19300 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
19301 option; change to -msdata=data.
19303 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19305 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
19308 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
19311 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
19313 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
19315 * doc/invoke.texi (Code Gen Options): Expand discussion of
19318 2009-03-18 Jakub Jelinek <jakub@redhat.com>
19320 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
19321 * matrix-reorg.c (struct matrix_info): Likewise.
19322 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
19323 * rtl.h (struct mem_attrs): Likewise.
19324 * df.h (struct df): Likewise.
19325 * tree-data-ref.h (struct data_dependence_relation): Likewise.
19326 * ira-int.h (struct ira_allocno): Likewise.
19327 * df-scan.c (struct df_collection_rec): Likewise.
19328 * ira.c (struct equivalence): Likewise.
19329 * function.c (struct temp_slot): Likewise.
19330 * cfgloop.h (struct loop): Likewise.
19333 * function.c (use_register_for_decl): When not optimizing, disregard
19334 register keyword for variables with types containing methods.
19336 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
19338 PR middle-end/39447
19339 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
19340 (is_simple_operand): Call contains_component_ref_p before calling data
19341 reference analysis that would fail on COMPONENT_REFs.
19343 * tree-vrp.c (search_for_addr_array): Fix formatting.
19345 2009-03-18 Richard Guenther <rguenther@suse.de>
19347 * tree-vect-transform.c (vect_loop_versioning): Fold the
19348 generated comparisons.
19349 * tree-vectorizer.c (set_prologue_iterations): Likewise.
19350 (slpeel_tree_peel_loop_to_edge): Likewise.
19352 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19354 PR middle-end/37805
19355 * opts.c (print_specific_help): In addition to `undocumented',
19356 accept `separate' and `joined' flags if passed alone. Describe
19357 output by the first matched one of those.
19358 (common_handle_option): Skip over empty strings.
19359 * gcc.c (display_help): Fix help string for `--help='.
19360 * doc/invoke.texi (Option Summary, Overall Options): With
19361 `--help=', classes and qualifiers can both be repeated, but
19362 only the latter can be negated. One should not pass only
19363 negated qualifiers. Fix markup and examples.
19366 2008-10-14 Jakub Jelinek <jakub@redhat.com>
19367 PR middle-end/37805
19368 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
19369 and -fhelp=separate.
19371 2009-03-17 Jing Yu <jingyu@google.com>
19373 PR middle-end/39378
19374 * function.h (struct rtl_data): Move is_thunk from here...
19375 (struct function): ...to here.
19376 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
19377 * varasm.c (assemble_start_function): Change is_thunk from crtl to
19379 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
19381 (alpha_does_function_need_gp, alpha_start_function): Likewise.
19382 (alpha_output_function_end_prologue): Likewise.
19383 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
19384 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
19385 (rs6000_output_function_epilogue): Likewise.
19386 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
19388 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
19391 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
19392 from different units in a single alternative.
19393 (*truncdfsf_i387): Ditto.
19394 (*truncxfsf2_mixed): Ditto.
19395 (*truncxfdf2_mixed): Ditto.
19397 2009-03-17 Jakub Jelinek <jakub@redhat.com>
19399 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
19400 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
19403 * tree-ssa-live.c (remove_unused_locals): Don't remove local
19404 unused non-artificial variables when not optimizing.
19407 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
19408 DW_TAG_imported_module even if decl is IMPORTED_DECL with
19409 NAMESPACE_DECL in its DECL_INITIAL.
19411 PR middle-end/39443
19412 * optabs.c (set_user_assembler_libfunc): New function.
19413 * expr.h (set_user_assembler_libfunc): New prototype.
19414 * c-common.c: Include libfuncs.h.
19415 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
19416 for memcmp, memset, memcpy, memmove and abort.
19417 * Makefile.in (c-common.o): Depend on libfuncs.h.
19420 * dwarf2out.c (gen_inlined_enumeration_type_die,
19421 gen_inlined_structure_type_die, gen_inlined_union_type_die,
19422 gen_tagged_type_instantiation_die): Removed.
19423 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
19426 2009-03-17 Janis Johnson <janis187@us.ibm.com>
19429 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
19431 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
19432 (check-parallel-%): Ditto.
19433 (check-consistency): Ditto.
19435 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
19437 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
19438 local variable rhs by NULL_TREE.
19440 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19443 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
19445 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19448 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
19450 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19453 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
19454 for ms->sysv ABI calls only in 64bit mode.
19456 * config/i386/i386.md (untyped_call): Support 32bit.
19458 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
19460 * doc/extend.texi: Replace x86_65 with x86_64.
19462 2009-03-16 Jakub Jelinek <jakub@redhat.com>
19464 PR tree-optimization/39455
19465 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
19466 mismatches for POINTER_TYPE_P (type).
19467 (number_of_iterations_le): Likewise.
19469 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19471 * config/picochip/picochip.c: Removed profiling support.
19472 * config/picochip/picochip.md: Removed profiling instruction.
19473 * config/picochip/picochip.h: Removed profiling builtin.
19475 2009-03-16 Joseph Myers <joseph@codesourcery.com>
19477 * doc/install.texi (--with-host-libstdcxx): Document.
19479 2009-03-14 Anatoly Sokolov <aesok@post.ru>
19482 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
19483 generate a warning if the function name does not begin with
19484 "__vector" and the function has either the 'signal' or 'interrupt'
19485 attribute, from here to ...
19486 (avr_declare_function_name): ...here. New function.
19487 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
19488 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
19490 2009-03-14 Jakub Jelinek <jakub@redhat.com>
19493 * cse.c (fold_rtx): Don't modify original const_arg1 when
19494 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
19495 separate variable instead.
19496 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
19497 from out of range shift counts.
19498 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
19500 2009-03-13 Catherine Moore <clm@codesourcery.com>
19502 * config/i386/x-mingw32 (host-mingw32.o): Replace
19503 diagnostic.h with $(DIAGNOSTIC_H).
19505 2009-03-12 Jakub Jelinek <jakub@redhat.com>
19508 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
19510 * config/i386/sync.md (sync_compare_and_swap<mode>,
19511 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
19512 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
19514 (sync_double_compare_and_swapdi_pic,
19515 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
19516 cmpxchg8b_pic_memory_operand instead of just memory_operand.
19518 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19521 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
19523 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19526 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19527 (avx_addsubv4df3): Likewise.
19528 (*avx_addsubv4sf3): Likewise.
19529 (sse3_addsubv4sf3): Likewise.
19531 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19534 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
19536 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
19539 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
19540 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19541 registers for allocnos created from user-defined variables.
19543 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19546 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
19547 of non-integer mode as well.
19549 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
19551 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
19552 for functions for which the parameter types are unknown.
19554 2009-03-11 Jakub Jelinek <jakub@redhat.com>
19557 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
19558 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
19559 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
19560 * config/i386/i386.c (ix86_local_alignment): For
19561 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
19562 long long variables on the stack to avoid dynamic realignment.
19563 Allow the first argument to be a decl rather than type.
19564 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
19566 2009-03-11 Nick Clifton <nickc@redhat.com>
19569 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
19571 Add description to mno-lsim option.
19572 * config/mcore/mcore.h: Remove comment about deprecated m4align
19574 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
19575 * doc/invoke.texi: Add description of mno-lsim and
19576 mstack-increment options.
19578 * config/fr30/fr30.opt: Document the -mno-lsim option.
19579 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
19580 and -mno-lsim options.
19582 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19584 * fold-const.c (fold_comparison): Only call fold_inf_compare
19585 if the mode supports infinities.
19587 2009-03-11 Jason Merrill <jason@redhat.com>
19590 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
19591 end already did. Notice GIMPLE_CALL modifications of the result.
19592 Don't copy debug information from an ignored decl or a decl from
19595 2009-03-10 Richard Guenther <rguenther@suse.de>
19596 Nathan Froyd <froydnj@codesourcery.com>
19598 PR middle-end/37850
19599 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
19600 (__divMODE3): Likewise.
19602 2009-03-09 Jakub Jelinek <jakub@redhat.com>
19604 PR tree-optimization/39394
19605 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
19606 DECL_SIZE_UNIT of variable length FIELD_DECLs.
19608 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19610 * recog.c (verfiy_changes): Disallow renaming of hard regs in
19611 inline asms for register asm ("") declarations.
19613 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
19615 * fold-const.c (fold_unary): Fix comment.
19617 2009-03-07 Jan Hubicka <jh@suse.cz>
19620 * tree-inline.c (setup_one_parameter): Do replacement of const
19621 argument by constant in SSA form.
19623 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19625 PR middle-end/38028
19626 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
19627 determine alignment passed to assign_stack_local.
19628 (assign_parms_unsplit_complex): Likewise.
19629 * except.c (sjlj_build_landing_pads): Likewise.
19631 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19633 PR middle-end/39360
19634 * tree-flow.h (add_referenced_var): Return bool instead of void.
19635 * tree-dfa.c (add_referenced_var): Return result of
19636 referenced_var_check_and_insert call.
19637 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
19638 of referenced_var_check_and_insert.
19641 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
19642 (gen_variable_die): Emit DW_AT_location on abstract static variable's
19643 DIE, don't emit it if abstract origin already has it.
19644 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
19645 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
19647 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19649 * genpreds.c (needs_variable): Fix parentheses at variable name
19651 (write_tm_constrs_h): Indent generated code.
19653 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19655 * doc/extend.texi (Function Attributes): Add documentation
19656 for isr attributes.
19658 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19661 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
19662 take locus from its DECL_SOURCE_LOCATION instead of input_location.
19664 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19666 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
19669 2009-03-05 Jakub Jelinek <jakub@redhat.com>
19672 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
19673 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
19675 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
19677 * config/i386/i386.md (R8_REG, R9_REG): New constants.
19678 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
19679 constants instead of magic numbers.
19680 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
19682 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
19683 (x86_64_ms_abi_int_parameter_registers): Ditto.
19684 (x86_64_int_return_registers): Ditto.
19685 (ix86_maybe_switch_abi): Ditto.
19686 (ix86_expand_call): Ditto for clobbered_registers array.
19687 (ix86_hard_regno_mode_ok): Ditto.
19688 (x86_extended_QIreg_mentioned_p): Ditto.
19690 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
19692 PR tree-optimization/39349
19693 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
19695 * combine.c (gen_lowpart_for_combine): Use omode when generating
19698 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
19700 PR rtl-optimization/39235
19701 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
19703 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19705 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
19707 2009-03-04 Richard Guenther <rguenther@suse.de>
19709 PR tree-optimization/39362
19710 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
19711 that occur in abnormal PHIs should be varying.
19713 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19715 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
19717 (simple_iv): Take loop as an argument instead of statement.
19718 * tree-scalar-evolution.h (simple_iv): Declaration changed.
19719 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
19721 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
19723 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
19724 * matrix-reorg.c (analyze_transpose): Ditto.
19725 * tree-data-ref.c (dr_analyze_innermost): Ditto.
19726 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
19727 * tree-predcom.c (ref_at_iteration): Ditto.
19728 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
19730 2009-03-04 Richard Guenther <rguenther@suse.de>
19732 PR tree-optimization/39358
19733 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
19734 escaped_id and callused_id.
19735 (solve_graph): Likewise.
19737 2009-03-04 Richard Guenther <rguenther@suse.de>
19739 PR tree-optimization/39339
19740 * tree-sra.c (try_instantiate_multiple_fields): Make it
19741 no longer ICE on the above.
19743 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19745 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19746 that fits within Pmode.
19748 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19750 PR middle-end/10109
19751 * tm.texi (LIBCALL_VALUE): Update description.
19753 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19755 PR middle-end/34443
19756 * doc/extend.texi (section): Update description.
19758 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19760 PR middle-end/39345
19761 * tree-inline.c (remapped_type): New.
19762 (can_be_nonlocal): Call remapped_type instead of remap_type.
19764 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19767 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19768 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19770 2009-03-03 Richard Guenther <rguenther@suse.de>
19772 PR middle-end/39272
19773 * tree.c (tree_nonartificial_location): New function.
19774 * tree.h (tree_nonartificial_location): Declare.
19775 * builtins.c (expand_builtin_memory_chk): Provide location
19776 of the call location for artificial function pieces.
19777 (maybe_emit_chk_warning): Likewise.
19778 (maybe_emit_sprintf_chk_warning): Likewise.
19779 (maybe_emit_free_warning): Likewise.
19780 * expr.c (expand_expr_real_1): Likewise.
19782 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19784 PR tree-optimization/39343
19785 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19786 COMPONENT_REF t has ARRAY_TYPE.
19788 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19790 PR middle-end/39335
19791 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19792 when the type precision of the induction variable should be
19793 larger than the type precision of nit.
19794 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19795 * graphite.c (graphite_loop_normal_form): Same.
19796 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19798 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19800 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19801 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19802 numbers to describe clobbered registers.
19803 (*call_value_0_rex64_ms_sysv): Ditto.
19804 * config/i386/mmx.md (mmx_emms): Ditto.
19805 (mmx_femms): Ditto.
19807 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19809 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19812 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19814 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19815 (spu_section_type_flags): New function.
19817 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19819 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19820 reg_class_contents of FLOAT_REGS into a temporary.
19822 2009-03-02 Richard Guenther <rguenther@suse.de>
19823 Ira Rosen <irar@il.ibm.com>
19825 PR tree-optimization/39318
19826 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19827 information to the vectorized statement.
19829 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19831 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19832 variable. Use defined names instead of magic constants for REX SSE
19835 2009-03-01 Richard Guenther <rguenther@suse.de>
19837 PR tree-optimization/39331
19838 * omp-low.c (lower_send_shared_vars): Do not receive new
19839 values for the reference of DECL_BY_REFERENCE parms or results.
19841 2009-03-01 Jan Hubicka <jh@suse.cz>
19844 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19845 BLOCK_NONLOCALIZED_VAR): New macros.
19846 (tree_block): Add nonlocalized_vars.
19847 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19848 gen_decl_die): Add origin argument. Allow generation of die with
19849 origin at hand only.
19850 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19851 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19853 (gen_block_die): Fix checking for unused blocks.
19854 (process_scope_var): Break out from .... ; work with origins only.
19855 (decls_for_scope) ... here; process nonlocalized list.
19856 (dwarf2out_ignore_block): Look for nonlocalized vars.
19857 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19859 (dump_scope_block): Dump them.
19860 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19861 (remap_block): Likewise.
19862 (can_be_nonlocal): New predicate.
19863 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19865 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19867 * configure: Regenerate.
19869 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19871 * optc-gen.awk: No need to duplicate option flags twice.
19872 Reuse help texts for duplicate options which do not have any.
19874 * gcc.c (display_help): Document --version.
19876 * gcc.c (main): If print_help_list and verbose_flag, ensure
19877 driver output comes before subprocess output.
19879 * optc-gen.awk: Assign all remaining fields to help string,
19880 space-separated, for multi-line help in *.opt.
19882 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19883 -Wno-pedantic-ms-format is for MinGW targets only.
19885 * doc/options.texi (Option file format): Fix bad indentation,
19886 restoring dropped sentence.
19888 2009-02-28 Jan Hubicka <jh@suse.cz>
19890 * tree-inline.c (tree_function_versioning): Output debug info.
19892 2009-02-28 Jan Hubicka <jh@suse.cz>
19895 * tree-inline.c (setup_one_parameter): Do not copy propagate
19896 arguments when not optimizing.
19898 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19901 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19902 (avx_addsubv4df3): Likewise.
19903 (*avx_addsubv4sf3): Likewise.
19904 (sse3_addsubv4sf3): Likewise.
19905 (*avx_addsubv2df3): Likewise.
19906 (sse3_addsubv2df3): Likewise.
19907 (avx_unpckhps256): Correct item selectors.
19908 (avx_unpcklps256): Likewise.
19909 (avx_unpckhpd256): Likewise.
19910 (avx_unpcklpd256): Likewise.
19912 2009-02-28 Jan Hubicka <jh@suse.cz>
19914 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19916 (copy_arguments_for_versioning): If var is declared don't declare it.
19917 (tree_function_versioning): First setup substitutions and then copy
19920 2009-02-27 Jan Hubicka <jh@suse.cz>
19923 * cgraph.h (varpool_output_debug_info): Remove.
19924 * cgraphunit.c (varpool_output_debug_info): Remove.
19925 * dwarf2out.c (deferred_locations_struct): New struct
19926 (deferred_locations): New type.
19927 (deferred_locations_list): New static var.
19928 (deffer_location): New function.
19929 (gen_variable_die): Use it.
19930 (decls_for_scope): Output info on local static vars.
19931 (dwarf2out_finish): Process deferred locations.
19932 * varpool.c (varpool_output_debug_info): Remove.
19934 2009-02-27 Jan Hubicka <jh@suse.cz>
19937 * tree.h (TREE_PROTECTED): Fix comment.
19938 (BLOCK_HANDLER_BLOCK): Remove.
19939 (struct tree_block): Remove handler_block add body_block.
19940 (inlined_function_outer_scope_p): New.
19941 (is_body_block): Remove.
19942 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19943 * dwarf2out.c (is_inlined_entry_point): Remove.
19944 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19945 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19947 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19948 * gimplify.c (gimplify_expr): Gimplify body blocks.
19949 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19950 block with multiple subblocks.
19951 (dump_scope_block): Prettier output; dump more flags and info.
19952 (dump_scope_blocks): New.
19953 (remove_unused_locals): Use dump_scope_blocks.
19954 * tree-flow.h (dump_scope_blocks): Declare.
19955 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19956 * stmt.c (is_body_block): Remove.
19957 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19958 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19960 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19962 PR middle-end/39308
19963 * graphite.c (graphite_loop_normal_form): Do not call
19964 number_of_iterations_exit from a gcc_assert.
19966 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19968 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19969 jumps if COND is NULL.
19970 (find_cond_jump): New function.
19971 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19972 * config/s390/s390.md: Remove z10_cobra attribute value.
19974 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19976 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19977 force_const_mem returns NULL_RTX.
19979 2009-02-26 Jan Hubicka <jh@suse.cz>
19982 * cgraph.h (varpool_output_debug_info): Remove.
19983 * cgraphunit.c (varpool_output_debug_info): Remove.
19984 * dwarf2out.c (deferred_locations_struct): New struct
19985 (deferred_locations): New type.
19986 (deferred_locations_list): New static var.
19987 (deffer_location): New function.
19988 (gen_variable_die): Use it.
19989 (decls_for_scope): Output info on local static vars.
19990 (dwarf2out_finish): Process deferred locations.
19991 * varpool.c (varpool_output_debug_info): Remove.
19993 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19995 PR rtl-optimization/39241
19996 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19997 to subreg_offset_representable_p.
19999 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
20001 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
20002 execute function prototype. Get f and nregs from max_reg_num
20003 and get_insns. Remove the first backward pass as it's dead,
20004 guard the forward pass by flag_expensive_optimizations.
20005 (rest_of_handle_regmove): Delete.
20006 (pass_regmove): Replace it with regmove_optimize.
20008 2009-02-25 Martin Jambor <mjambor@suse.cz>
20010 PR tree-optimization/39259
20011 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
20012 calls_alloca function flags.
20013 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
20014 calls are detected.
20016 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
20018 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
20019 flags_set_1_rtx, flags_set_1_set): Delete.
20020 (regmove_optimize): Do not call mark_flags_life_zones.
20022 2009-02-24 Julian Brown <julian@codesourcery.com>
20025 * config/arm/arm.c (require_pic_register): Only set
20026 cfun->machine->pic_reg once per function.
20028 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
20030 * doc/invoke.texi (Link Options): Document an easier way to pass
20031 options that take arguments to the GNU linker using -Xlinker and -Wl.
20033 2009-02-24 Steve Ellcey <sje@cup.hp.com>
20036 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
20038 2009-02-24 Richard Guenther <rguenther@suse.de>
20041 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
20043 2009-02-24 Richard Guenther <rguenther@suse.de>
20044 Zdenek Dvorak <ook@ucw.cz>
20046 PR tree-optimization/39233
20047 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
20048 from converting them to a generic type.
20050 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
20052 PR tree-optimization/39260
20053 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
20054 contains a condition with a real type.
20055 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
20057 2009-02-23 Jason Merrill <jason@redhat.com>
20060 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
20061 narrowing_initializer_constant_valid_p.
20062 (narrowing_initializer_constant_valid_p): Don't return
20063 null_pointer_node for adding a pointer to itself.
20065 2009-02-23 Jan Hubicka <jh@suse.cz>
20068 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
20071 2009-02-23 Jan Hubicka <jh@suse.cz>
20073 PR tree-optimization/37709
20074 * tree.c (block_ultimate_origin): Move here from dwarf2out.
20075 * tree.h (block_ultimate_origin): Declare.
20076 * dwarf2out.c (block_ultimate_origin): Move to tree.c
20077 * tree-ssa-live.c (remove_unused_scope_block_p):
20078 Eliminate blocks containig no instructions nor live variables nor
20080 (dump_scope_block): New function.
20081 (remove_unused_locals): Enable removal of dead blocks by default;
20082 enable dumping at TDF_DETAILS.
20084 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20086 * config/i386/i386.c (classify_argument): Don't allow COImode
20088 (function_arg_advance_32): Don't allow OImode.
20089 (function_arg_32): Likewise.
20090 (function_value_32): Likewise.
20091 (return_in_memory_32): Likewise.
20092 (function_arg_64): Remove OImode comment.
20094 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20097 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
20098 ix86_expand_vector_set for V4DImode in 64bit mode only.
20099 (ix86_expand_vector_init_one_var): Likewise.
20101 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
20103 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
20105 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
20108 * loop-iv.c: Revert last change.
20109 * emit-rtl.c: Likewise.
20111 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20114 * config/i386/i386.c (type_natural_mode): Remove an extra
20115 space in the warning message.
20116 (function_value_32): Handle 32-byte vector modes.
20117 (return_in_memory_32): Likewise.
20119 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
20121 * loop-iv.c (truncate_value): New function.
20122 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
20124 (lowpart_subreg): Move to...
20125 * emit-rtl.c: ...here.
20127 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
20129 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
20130 accidental and undocumented change at revision 140860.
20132 2009-02-21 Joseph Myers <joseph@codesourcery.com>
20134 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
20135 take gimple_seq * arguments.
20136 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
20137 types_compatible_p langhook.
20139 2009-02-20 Mark Mitchell <mark@codesourcery.com>
20140 Joseph Myers <joseph@codesourcery.com>
20142 * config/arm/arm.c (arm_builtin_va_list): New function.
20143 (arm_expand_builtin_va_start): Likewise.
20144 (arm_gimplify_va_arg_expr): Likewise.
20145 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
20146 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
20147 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
20148 (va_list_type): New variable.
20149 (arm_mangle_type): Mangle va_list_type appropriately.
20151 2009-02-20 Jakub Jelinek <jakub@redhat.com>
20153 PR middle-end/39157
20154 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
20155 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
20156 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
20157 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
20158 parameter to 1000 for -O1 by default.
20159 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
20161 * loop-invariant.c: Include params.h.
20162 (move_loop_invariants): Don't call move_single_loop_invariants on
20165 2009-02-20 Jaka Mocnik <jaka@xlab.si>
20167 * calls.c (emit_library_call_value_1): Use slot_offset instead of
20168 offset when calculating bounds for indexing stack_usage_map. Fixes
20169 a buffer overflow with certain target setups.
20171 2009-02-20 Jakub Jelinek <jakub@redhat.com>
20174 * calls.c (expand_call): Clear try_tail_call if caller and callee
20175 disagree in promotion of function return value.
20177 2009-02-19 Jakub Jelinek <jakub@redhat.com>
20180 * c-common.c (c_determine_visibility): If visibility changed and
20181 DECL_RTL has been already set, call make_decl_rtl to update symbol
20184 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
20187 * varasm.c (assemble_variable): Don't check DECL_NAME when
20188 globalizing a variable.
20190 2009-02-19 Joseph Myers <joseph@codesourcery.com>
20193 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
20194 expression before any __builtin_trap call.
20195 * c-typeck.c (build_function_call): Convert and check function
20196 arguments before generating a call to a trap. Evaluate the
20197 function arguments before the trap.
20199 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
20202 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
20203 (UNSPEC_FXAM_MEM): New unspec.
20204 (fxam<mode>2_i387_with_temp): New insn and split pattern.
20205 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
20206 memory using fxam<mode>2_i387_with_temp to remove excess precision.
20208 2009-02-19 Richard Guenther <rguenther@suse.de>
20210 PR tree-optimization/39207
20211 PR tree-optimization/39074
20212 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
20213 storedanything_tree): New.
20214 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
20215 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
20216 (build_succ_graph): Add edges from STOREDANYTHING to all
20218 (init_base_vars): Initialize STOREDANYTHING.
20219 (compute_points_to_sets): Free substitution info after
20220 building the succ graph.
20221 (ipa_pta_execute): Likewise.
20223 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
20225 (do_ds_constraint): Do not add to special var or non-pointer
20227 (type_could_have_pointers): Split out from ...
20228 (could_have_pointers): ... here. For arrays use the element type.
20229 (create_variable_info_for): Initialize may_have_pointers.
20230 (new_var_info): Likewise.
20231 (handle_lhs_call): Make the HEAP variable unknown-sized.
20232 (intra_create_variable_infos): Use a type with pointers for
20233 PARM_NOALIAS, make it unknown-sized.
20235 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
20238 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
20240 2009-02-18 Jason Merrill <jason@redhat.com>
20243 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
20244 value if DECL_EXTERNAL.
20245 * tree-sra.c (sra_walk_gimple_assign): Likewise.
20246 * target.h (gcc_target::binds_local_p): Clarify "module".
20247 * tree.h (TREE_PUBLIC): Clarify "module".
20249 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
20252 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
20253 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
20255 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
20258 * c.opt (Wabi): Support C and ObjC.
20261 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
20263 * config/i386/i386.c (classify_argument): Warn once about the ABI
20264 change when passing union with long double.
20266 * doc/invoke.texi: Update -Wabi for warning psABI changes.
20268 2009-02-18 Joseph Myers <joseph@codesourcery.com>
20271 * c-parser.c (c_parser_compound_statement): Always enter and leave
20274 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20277 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
20279 2009-02-18 Jakub Jelinek <jakub@redhat.com>
20281 PR tree-optimization/36922
20282 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
20283 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
20286 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20288 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
20291 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20293 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
20295 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20297 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
20300 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
20301 Richard Sandiford <rdsandiford@googlemail.com>
20303 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
20304 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
20305 (loongson_biadd): ...this.
20307 2009-02-17 Richard Guenther <rguenther@suse.de>
20309 PR tree-optimization/39202
20310 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
20311 a var make sure to follow existing collapses.
20313 2009-02-17 Richard Guenther <rguenther@suse.de>
20315 PR middle-end/39214
20316 * langhooks.c (lhd_print_error_function): Check for NULL block.
20318 2009-02-17 Richard Guenther <rguenther@suse.de>
20320 PR tree-optimization/39204
20321 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
20324 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
20326 * config/soft-fp/double.h: Update from glibc CVS.
20328 2009-02-17 Richard Guenther <rguenther@suse.de>
20330 PR tree-optimization/39207
20331 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
20332 strict-aliasing warnings for pointers pointing to NULL.
20334 2009-02-16 Joseph Myers <joseph@codesourcery.com>
20337 * c-parser.c (c_parser_braced_init): Call pop_init_level when
20338 skipping until next close brace.
20340 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
20343 * config/i386/i386.c (ix86_expand_push): Set memory alignment
20344 to function argument boundary.
20346 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20348 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
20349 in the lea_add. Reload eventually constraints it properly.
20350 * config/picochip/constraints.md: Remove the target constraint
20351 "b", since it is not needed anymore.
20353 2009-02-16 Jakub Jelinek <jakub@redhat.com>
20355 * gthr-dce.h: Uglify function parameter and local variable names.
20356 * gthr-gnat.h: Likewise.
20357 * gthr-mipssde.h: Likewise.
20358 * gthr-nks.h: Likewise.
20359 * gthr-posix95.h: Likewise.
20360 * gthr-posix.h: Likewise.
20361 * gthr-rtems.h: Likewise.
20362 * gthr-single.h: Likewise.
20363 * gthr-solaris.h: Likewise.
20364 * gthr-tpf.h: Likewise.
20365 * gthr-vxworks.h: Likewise.
20366 * gthr-win32.h: Likewise.
20368 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
20371 * config/i386/i386.md: Restrict the new peephole2 to move
20372 between MMX/SSE registers.
20374 2009-02-15 Richard Guenther <rguenther@suse.de>
20377 2009-02-13 Richard Guenther <rguenther@suse.de>
20379 * configure.ac: Enable LFS.
20380 * configure: Re-generate.
20381 * config.in: Likewise.
20383 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20385 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
20386 spu_srqwbyte, spu_srqwbytebc): Define.
20387 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
20388 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
20389 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
20390 "shrqby_<mode>"): New insn-and-split patterns.
20391 * config/spu/spu.c (expand_builtin_args): Determine and return
20392 number of operands using spu_builtin_description data.
20393 (spu_expand_builtin_1): Use it.
20395 2009-02-13 Steve Ellcey <sje@cup.hp.com>
20398 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
20401 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20404 * config/i386/i386.c (override_options): Correct warning
20405 messages for -malign-loops, -malign-jumps and -malign-functions.
20407 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20410 * config/i386/i386.md: Restrict the new peephole2 to move
20411 between the general purpose registers.
20413 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20416 * config/i386/i386.c (type_natural_mode): Add a new argument.
20417 Return the original mode and warn ABI change if vector size is 32byte.
20418 (function_arg_advance): Updated.
20419 (function_arg): Likewise.
20420 (ix86_function_value): Likewise.
20421 (ix86_return_in_memory): Likewise.
20422 (ix86_sol10_return_in_memory): Likewise.
20423 (ix86_gimplify_va_arg): Likewise.
20424 (function_arg_32): Don't warn ABX ABI change here.
20425 (function_arg_64): Likewise.
20427 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
20429 * loop-iv.c (implies_p): In the final case, test that operands 0
20430 of the two comparisons match.
20432 * config/bfin/bfin.c (find_prev_insn_start): New function.
20433 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
20434 (find_next_insn_start): Move.
20436 2009-02-13 Richard Guenther <rguenther@suse.de>
20438 * configure.ac: Enable LFS.
20439 * configure: Re-generate.
20440 * config.in: Likewise.
20442 2009-02-13 Joseph Myers <joseph@codesourcery.com>
20445 * c-parser.c (c_parser_parms_list_declarator): Discard pending
20446 sizes on syntax error after some arguments have been parsed.
20448 2009-02-12 Jakub Jelinek <jakub@redhat.com>
20450 * doc/invoke.texi (-fira): Remove.
20452 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20454 * caller-save.c: Replace regclass.c with reginfo.c in comments.
20455 * recog.c: Likewise.
20458 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
20460 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
20461 (umul_ppmm): Likewise.
20462 (count_leading_zeros): Likewise.
20463 (count_trailing_zeros): Likewise.
20464 (UMUL_TIME): Likewise.
20466 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20468 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
20469 soft-fp/t-softfp to tmake_file.
20471 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
20472 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
20473 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
20474 IA64_BUILTIN_INFQ]: New.
20475 (ia64_init_builtins): Initialize __builtin_infq,
20476 __builtin_fabsq and __builtin_copysignq if not HPUX.
20477 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
20478 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
20480 * config/ia64/lib1funcs.asm (__divtf3): Define only if
20482 (__fixtfti): Likewise.
20483 (__fixunstfti): Likewise.
20484 (__floattitf): Likewise.
20486 * config/ia64/libgcc-glibc.ver: New.
20487 * config/ia64/t-fprules-softfp: Likewise.
20488 * config/ia64/sfp-machine.h: Likewise.
20490 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
20491 (LIBGCC2_TF_CEXT): Likewise.
20492 (TF_SIZE): Likewise.
20493 (TARGET_INIT_LIBFUNCS): Likewise.
20495 * config/ia64/t-glibc (SHLINB_MAPFILES):
20496 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
20498 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20500 * config/i386/i386.c (construct_container): Rewrite processing
20501 BLKmode with X86_64_SSE_CLASS.
20503 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
20506 * config/i386/i386.md: Replace simplify_replace_rtx with
20507 replace_rtx in the new peephole2.
20509 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
20511 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
20512 loop unrolling do not happen at -O2.
20514 2009-02-12 Michael Matz <matz@suse.de>
20516 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
20518 2009-02-12 Jakub Jelinek <jakub@redhat.com>
20520 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
20523 2009-02-12 Ben Elliston <bje@au.ibm.com>
20525 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
20526 patterns when updating the back chain. Missed in the 2009-02-10
20529 2009-02-11 Janis Johnson <janis187@us.ibm.com>
20531 * doc/extend.texi (Decimal Floating Types): Update identifier of
20532 draft TR and list of missing support.
20534 2009-02-11 Jakub Jelinek <jakub@redhat.com>
20536 PR middle-end/39154
20537 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
20538 bit to variable length decl's flags, add it also to its
20539 pointer replacement variable.
20541 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
20542 Jakub Jelinek <jakub@redhat.com>
20545 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
20546 (memory_blockage): New expander.
20547 (*memory_blockage): New insn pattern.
20548 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
20549 instead of general blockage at the end of function prologue when
20550 frame pointer is used to access red zone area. Do not emit blockage
20551 when profiling, it is emitted in generic code.
20552 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
20553 function epilogue when frame pointer is used to access red zone area.
20555 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
20558 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
20559 by arithmetic with memory operands.
20560 * config/i386/predicates.md (commutative_operator): New.
20562 2009-02-10 Janis Johnson <janis187@us.ibm.com>
20564 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
20567 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
20569 * alias.h (record_alias_subset): Declare.
20570 * alias.c (record_alias_subset): Make global.
20572 2009-02-10 Nick Clifton <nickc@redhat.com>
20574 * tree-parloops.c: Change license to GPLv3.
20575 * ipa-struct-reorg.c: Change license to GPLv3.
20576 * ipa-struct-reorg.h: Change license to GPLv3.
20578 2009-02-10 Steve Ellcey <sje@cup.hp.com>
20581 * c-decl.c (start_struct): Return NULL on error.
20583 2009-02-10 Jakub Jelinek <jakub@redhat.com>
20585 PR middle-end/39124
20586 * cfgloopmanip.c (remove_path): Call remove_bbs after
20587 cancel_loop_tree, not before it.
20590 * function.h (struct function): Add has_local_explicit_reg_vars bit.
20591 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
20592 VAR_DECLs were seen.
20593 * tree-ssa-live.c (remove_unused_locals): Recompute
20594 cfun->has_local_explicit_reg_vars.
20595 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
20596 copies or clearings if cfun->has_local_explicit_reg_vars.
20598 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
20601 * config/i386/i386.c (expand_prologue): Emit blockage at the end
20602 of function prologue when frame pointer is used to access
20605 2009-02-10 Richard Guenther <rguenther@suse.de>
20607 PR middle-end/39127
20608 * gimplify.c (gimple_regimplify_operands): Always look if
20609 we need to create a temporary.
20611 2009-02-10 Richard Guenther <rguenther@suse.de>
20613 PR tree-optimization/39132
20614 * tree-loop-distribution.c (todo): New global var.
20615 (generate_memset_zero): Trigger TODO_rebuild_alias.
20616 (tree_loop_distribution): Return todo.
20618 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
20621 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
20622 (x86_64_reg_class_name): Removed.
20623 (classify_argument): Return 0 if bytes > 32. Return 0 if the
20624 first one isn't X86_64_SSE_CLASS or any other ones aren't
20625 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
20626 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
20627 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
20628 and 3 X86_64_SSEUP_CLASS.
20629 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
20630 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
20632 2009-02-10 Ben Elliston <bje@au.ibm.com>
20634 * config/rs6000/rs6000.md (allocate_stack): Always use an update
20635 form instruction to update the stack back chain word, even if the
20636 user has disabled the generation of update instructions.
20637 (movdi_<mode>_update_stack): New.
20638 (movsi_update_stack): Likewise.
20639 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
20640 always use an update form instruction to update the stack back
20643 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
20645 PR middle-end/38953
20646 * graphite.c (if_region_set_false_region): After moving a region in
20647 the false branch of a condition, remove the empty dummy basic block.
20648 (gloog): Remove wrong fix for PR38953.
20650 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20652 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
20653 generation due to implicit sign extension.
20655 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
20657 PR middle-end/38981
20658 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
20659 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
20661 2009-02-09 Richard Guenther <rguenther@suse.de>
20663 PR middle-end/35202
20664 * convert.c (convert_to_real): Disable (float)fn((double)x)
20665 to fnf(x) conversion if errno differences may occur and
20666 -fmath-errno is set.
20668 2009-02-07 Anatoly Sokolov <aesok@post.ru>
20670 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
20671 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20672 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20674 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20677 * c-common.c (handle_alias_attribute): Disallow attribute for
20678 anything not a FUNCTION_DECL or VAR_DECL.
20680 2009-02-06 Janis Johnson <janis187@us.ibm.com>
20683 * real.c (do_compare): Special-case compare of zero against
20684 decimal float value.
20686 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20689 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
20690 as indicating flexible array members unless the field itself is
20691 being declarared as the incomplete array.
20693 2009-02-06 Jan Hubicka <jh@suse.cz>
20695 PR tree-optimization/38844
20696 * ipa-inline.c (try_inline): Stop inlining recursion when edge
20697 is already inlined.
20699 2009-02-06 Richard Guenther <rguenther@suse.de>
20701 PR middle-end/38977
20702 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
20703 fork because we may expand it as __gcov_fork.
20705 2009-02-06 Nick Clifton <nickc@redhat.com>
20707 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
20709 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
20711 PR tree-optimization/35659
20712 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
20713 vn_phi_eq): Shortcut if hashcode does not match.
20714 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
20716 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
20717 and avoid iterative_hash_expr.
20718 (FOR_EACH_VALUE_ID_IN_SET): New.
20719 (value_id_compare): Remove.
20720 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
20721 sort expressions by value id.
20723 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
20726 * config/sh/predicates.md (general_movsrc_operand): Don't check
20727 the subreg of system registers here.
20729 2009-02-05 Jakub Jelinek <jakub@redhat.com>
20732 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
20733 on the copied decl.
20735 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
20737 PR rtl-optimization/39110
20738 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
20739 addresses, not aligned ones.
20741 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
20742 Richard Guenther <rguenther@suse.de>
20744 PR tree-optimization/39100
20745 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20746 comment says and add edges.
20748 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20751 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20752 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20754 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
20756 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
20757 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
20758 register_bb_in_sese, new_sese, free_sese): Moved.
20759 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
20760 outermost_loop_in_scop, build_scop_iteration_domain,
20761 expand_scalar_variables_ssa_name, get_vdef_before_scop,
20762 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
20763 Use loop_in_sese_p instead of loop_in_scop_p.
20764 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
20765 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
20766 (scopdet_basic_block_info): Fix bug in scop detection.
20767 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
20768 eq_loop_to_cloog_loop): Remove.
20769 (nb_loops_around_loop_in_scop, nb_loop
20770 ref_nb_loops): Moved here...
20771 * graphite.h (ref_nb_loops): ... from here.
20772 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
20773 (loop_domain_dim, loop_iteration_vector_dim): Remove.
20774 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
20775 * testsuite/gcc.dg/graphite/scop-19.c: New
20777 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20778 Hans-Peter Nilsson <hp@axis.com>
20780 PR rtl-optimization/37889
20781 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
20782 Move offset handling from PLUS to before the switch. Use new
20783 arguments when considering SYMBOL_REFs too.
20784 (rtx_addr_can_trap_p): Pass dummy offset and size.
20785 (enum may_trap_p_flags): Remove.
20786 (may_trap_p_1): Pass size from MEM_SIZE.
20788 PR rtl-optimization/38921
20789 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20790 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20791 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20792 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20794 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20796 AVX Programming Reference (January, 2009)
20797 * config/i386/sse.md (*vpclmulqdq): New.
20799 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20801 PR tree-optimization/38977
20802 PR gcov-profile/38292
20803 * calls.c (special_function_p): Disregard __builtin_ prefix.
20805 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20807 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20808 non-indexable addresses even before reload.
20810 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20813 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20814 as having variable size. Do not give an error for unnamed
20815 parameters with [*] declarators. Give a warning for type names
20816 with [*] declarators and mark them as variable size.
20817 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20818 for sizeof applied to [*] type names.
20820 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20823 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20825 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20827 * gcc.c (process_command): Update copyright notice dates.
20828 * gcov.c (print_version): Likewise.
20829 * gcov-dump.c (print_version): Likewise.
20830 * mips-tfile.c (main): Likewise.
20831 * mips-tdump.c (main): Likewise.
20833 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20836 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20837 for composite type involving a zero-length array type.
20839 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20842 * function.c (match_asm_constraints_1): Skip over
20843 initial optional % in the constraint.
20845 PR inline-asm/39059
20846 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20847 supported, don't accept FIXED_CSTs.
20848 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20849 and _Sat is used without _Fract/_Accum. Set specs->type to
20850 integer_type_node for cts_fract/cts_accum if fixed point is not
20853 2009-02-02 Catherine Moore <clm@codesourcery.com>
20855 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20857 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20859 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20860 (ABI_HAS_64BIT_SYMBOLS): Use it.
20861 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20863 2009-02-02 Paul Brook <paul@codesourcery.com>
20865 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20867 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20869 PR inline-asm/39058
20870 * recog.h (asm_operand_ok): Add constraints argument.
20871 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20872 recurse on matching constraint.
20873 (check_asm_operands): Pass constraints as 3rd argument to
20874 asm_operand_ok. Don't look up matching constraint here.
20875 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20878 2009-02-02 Ben Elliston <bje@au.ibm.com>
20880 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20881 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20883 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20885 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20886 information. Remove some obsolete information. Reorganize.
20888 * config/pa/fptr.c: Revert license to GPL 2.
20889 * config/pa/milli64.S: Likewise.
20891 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20894 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20895 LIBRARY name in, instead of hard-coding it.
20896 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20897 extra target make frag to tmake_files according to EH model.
20898 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20899 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20900 frags that define makefile variable EH_MODEL appropriately.
20901 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20902 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20903 to "-sjlj" according to type of EH configured.
20904 (LIBGCC_SONAME): Concatenate it to shared library base name.
20905 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20906 to "_sjlj" according to type of EH configured.
20907 (LIBGCC_SONAME): Concatenate it to shared library base name.
20908 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20909 (SHLIB_LINK): Add missing semicolon to if-else construct.
20910 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20911 string value of "pe_dll" command-line option.
20912 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20913 (SHLIB_SONAME): Use it when overriding t-cygming default.
20914 (SHLIB_IMPLIB): Override t-cygming default.
20915 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20916 string value of "pe_dll" command-line option.
20918 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20921 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20922 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20924 2009-01-31 Richard Guenther <rguenther@suse.de>
20926 PR tree-optimization/38937
20927 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20928 computing the transitive closure.
20930 2009-01-30 Richard Guenther <rguenther@suse.de>
20932 PR tree-optimization/39041
20933 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20934 Propagate variable indices only if the types match for this stmt.
20936 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20939 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20940 inline but never defined.
20942 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20944 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20945 (*insv_h_di_reg_extimm): New insn.
20946 (*insv_l<mode>_reg_extimm): New insn.
20948 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20950 * config/picochip/picochip.c (flag_conserve_stack): set
20951 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20952 fconserve-stack. Reduce call-overhead used by inliner.
20954 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20957 * common.opt (flag_conserve_stack): Initialised to zero.
20959 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20962 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20963 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20966 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20968 * ira-color.c (allocno_reload_assign): Update comments.
20969 * regmove.c (regmove_optimize): Likewise.
20973 2009-01-29 Robert Millan <rmh@aybabtu.com>
20975 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20976 * config/i386/kopensolaris-gnu.h: New file. Undefine
20977 `MD_UNWIND_SUPPORT'.
20978 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20980 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20982 PR tree-optimization/39007
20983 * tree-loop-distribution.c (generate_builtin): Use
20984 recompute_dominator to compute the immediate dominator of the
20985 basic block just after the loop.
20987 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20989 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20990 (ASM_OUTPUT_DWARF_PCREL): Define.
20992 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20994 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20995 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20996 global. Modify entries about regmove and IRA.
20998 * ra-conflict.c: Remove the file.
21000 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
21002 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
21003 (pass_regclass_init): Rename to pass_reginfo_init.
21005 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
21007 * toplev.h (flag_ira): Remove.
21009 * caller-save.c (setup_save_areas): Remove flag_ira.
21011 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
21013 * global.c: Remove the file.
21015 * opts.c (decode_options): Remove flag_ira.
21017 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
21019 * regmove.c: Modify file description.
21020 (find_use_as_address, try_auto_increment): Define them only if
21021 AUTO_INC_DEC is defined.
21022 (replacement_quality, replace_in_call_usage, fixup_match_1,
21023 stable_and_no_regs_but_for_p): Remove.
21024 (reg_set_in_bb): Make it static.
21025 (regmove_optimize): Remove flag_ira and code which worked for
21028 * local-alloc.c: Remove the file.
21030 * common.opt (fira): Remove.
21032 * ira.c: Include except.h.
21033 (eliminable_regset): Move from global.c.
21034 (mark_elimination): Ditto. Remove flag_ira.
21035 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
21036 equiv_mem_modified, validate_equiv_mem_from_store,
21037 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
21038 contains_replace_regs, memref_referenced_p, memref_used_between_p,
21039 no_equiv, recorded_label_ref): Move from local-alloc.c.
21040 (update_equiv_regs): Ditto. Make it static.
21041 (print_insn_chain, print_insn_chains): Move it from global.c.
21042 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
21043 (build_insn_chain): Ditto. Make it static.
21044 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
21045 Rename to init_live_subregs.
21046 (gate_ira): Remove flag_ira.
21048 * regclass.c: Rename reginfo.c. Change file description.
21049 (FORBIDDEN_INC_DEC_CLASSES): Remove.
21050 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
21051 (init_reg_sets_1): Remove code for evaluation of
21052 reg_class_superclasses and losing_caller_save_reg_set.
21053 (init_regs): Remove init_reg_autoinc.
21054 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
21055 ok_for_base_p_nonstrict): Remove.
21056 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
21057 (pass_regclass_init): Rename to pass_reginfo_init. Modify
21058 corresponding entries.
21059 (dump_regclass, record_operand_costs, scan_one_insn,
21060 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
21061 record_address_regs, auto_inc_dec_reg_p): Remove.
21062 (gt-regclass.h): Rename to gt-reginfo.h.
21064 * rtl.h (dump_global_regs, retry_global_alloc,
21065 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
21067 * Makefile.in (RA_H): Remove.
21068 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
21069 Rename regclass.o to reginfo.o.
21070 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
21072 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
21073 (GTFILES): Rename regclass.c to reginfo.c.
21075 * passes.c (init_optimization_passes): Remove pass_local_alloc and
21076 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
21078 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21079 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
21081 (finish_spills): Ditto. Remove code for !flag_ira.
21083 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
21085 PR middle-end/35854
21086 * doc/invoke.texi (rtl debug options): Complete rewrite.
21087 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
21089 * mode-switching.c (pass_mode_switching): Rename pass from
21090 "mode-sw" to "mode_sw".
21091 * except.c (pass_convert_to_eh_ranges): Rename pass from
21092 "eh-ranges" to "eh_ranges".
21093 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
21097 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
21098 Alexander Monakov <amonakov@ispras.ru>
21100 PR middle-end/38857
21101 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
21103 (move_exprs_to_boundary): Change return type and pass through
21104 should_move from move_op. Relax assert. Update usage ...
21105 (schedule_expr_on_boundary): ... here. Use should_move instead of
21107 (move_op_orig_expr_found): Indicate that insn was disconnected from
21109 (code_motion_process_successors): Do not call after_merge_succs
21110 callback if original expression was not found when traversing any of
21112 (code_motion_path_driver): Change return type. Update prototype.
21113 (move_op): Update comment. Add a new parameter (should_move). Update
21114 prototype. Set *should_move based on indication provided by
21115 move_op_orig_expr_found.
21117 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
21119 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
21120 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
21121 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
21122 * config/rs6000/rs6000.c (rs6000_override_options): Default
21123 avoid-indexed-addresses on for Power6, off for everything else.
21124 (avoiding_indexed_address_p): New function.
21125 (rs6000_legitimize_address): Use it.
21126 (rs6000_legitimate_address): Likewise.
21127 * config/rs6000/rs6000.md (movXX_updateX): Likewise
21129 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
21131 PR tree-optimization/38997
21132 * tree-loop-distribution.c (generate_memset_zero): Use
21133 POINTER_PLUS_EXPR for a pointer addition.
21135 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
21137 * config/s390/s390.md (bswap<mode>2): New pattern added.
21139 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21141 * config/s390/s390.md (*tls_load_31): Added type attribute.
21143 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21145 * config/s390/s390.md: Fix a few comments.
21147 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21149 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
21150 (*tm<mode>_full): Fixed z10prop attribute.
21151 (*tst<mode>_extimm): Fixed z10prop attribute.
21152 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
21153 (*tstqiCCT_cconly): Fixed z10prop attribute.
21154 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
21155 (*movsi_larl): Fixed z10prop attribute.
21156 (*movsi_zarch): Fixed z10prop attribute.
21157 (*movsi_eas): Fixed z10prop attribute.
21158 (*movhi): Fixed z10prop attribute.
21159 (*movqi): Fixed z10prop attribute.
21160 (*movstrictqi): Fixed z10prop attribute.
21161 (*mov<mode>): Fixed z10prop attribute.
21162 (*movcc): Fixed z10prop attribute.
21163 (*sethighpartdi_64): Fixed z10prop attribute.
21164 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
21165 (*negdi2_sign_cc): Fixed z10prop attribute.
21166 (*negdi2_sign): Fixed z10prop attribute.
21167 (*absdi2_sign_cc): Fixed z10prop attribute.
21168 (*absdi2_sign): Fixed z10prop attribute.
21169 (*negabsdi2_sign_cc): Fixed z10prop attribute.
21170 (*negabsdi2_sign): Fixed z10prop attribute.
21171 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
21172 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
21173 (doloop_si64): Fixed z10prop attribute.
21174 (doloop_si31): Fixed z10prop attribute.
21175 (doloop_long): Fixed z10prop attribute.
21176 (indirect_jump): Fixed z10prop attribute.
21177 (nop): Fixed z10prop attribute.
21178 (main_base_64): Fixed z10prop attribute.
21179 (reload_base_64): Fixed z10prop attribute.
21181 2009-01-28 Jakub Jelinek <jakub@redhat.com>
21183 PR rtl-optimization/38740
21184 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
21186 * config/mips/mips.c (mips_reorg): Likewise.
21188 2009-01-28 Richard Guenther <rguenther@suse.de>
21190 PR tree-optimization/38926
21191 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
21192 with the correct value id to a value.
21193 (do_regular_insertion): Use the value number of edoubleprime
21194 for the value number of the expr.
21197 2008-08-21 Richard Guenther <rguenther@suse.de>
21199 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
21200 a PHI ask VN if it is already available.
21201 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
21202 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
21204 2009-01-28 Jakub Jelinek <jakub@redhat.com>
21206 PR middle-end/38934
21207 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
21208 set to varying whenever max has TREE_OVERFLOW set, similarly
21209 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
21211 2009-01-28 Richard Guenther <rguenther@suse.de>
21213 PR middle-end/38908
21214 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
21215 uninitialized aggregate uses in call arguments.
21217 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
21219 PR tree-optimization/38984
21220 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
21221 the nothing_id variable if -fno-delete-null-pointer-checks.
21223 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
21226 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
21227 (set_got_offset_rex64): Ditto.
21229 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
21232 * doc/extend.texi: Improve local variable with asm reg.
21234 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
21236 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
21237 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
21238 was not supplied then set warn_packed_bitfield_compat to the
21239 default value of 1.
21240 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
21243 2009-01-27 Richard Guenther <rguenther@suse.de>
21245 PR tree-optimization/38503
21246 * cfgexpand.c (expand_gimple_basic_block): Ignore
21247 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
21248 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
21249 variables that cannot have TBAA applied.
21250 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
21253 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
21255 PR middle-end/38969
21256 * calls.c (initialize_argument_information): Do not wrap complex
21257 arguments in SAVE_EXPR.
21259 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
21261 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
21262 (INSTALL_LIBGCC): Revert typo commit.
21264 2009-01-26 Richard Guenther <rguenther@suse.de>
21266 PR tree-optimization/38745
21267 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
21268 from special handling.
21270 2009-01-26 Richard Guenther <rguenther@suse.de>
21272 PR tree-optimization/38745
21273 * tree-ssa.c (execute_update_addresses_taken): Do not include
21274 variables that cannot possibly be a register in not_reg_needs.
21275 Do not clear TREE_ADDRESSABLE on vars that may not become
21277 * tree-ssa.c (update_alias_info_1): Include those in the set
21278 of addressable vars.
21280 2009-01-26 Richard Guenther <rguenther@suse.de>
21282 PR middle-end/38851
21283 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
21284 * tree-ssa-dse.c: Include langhooks.h
21285 (execute_simple_dse): Remove stores with zero size.
21287 2009-01-24 Jakub Jelinek <jakub@redhat.com>
21290 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
21293 2009-01-24 Julian Brown <julian@codesourcery.com>
21295 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
21296 config/arm/linux-atomic.c.
21297 * config/arm/linux-atomic.c: New.
21299 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
21301 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
21302 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
21303 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
21305 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
21308 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
21311 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
21313 PR tree-optimization/38953
21314 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
21315 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
21316 (gloog): Split the exit of the scop when the scop exit is a loop exit.
21317 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
21320 2009-01-24 Paul Brook <paul@codesourcery.com>
21322 * config/arm/neon.md (neon_type): Move to arm.md.
21323 (neon_mov<VSTRUCT>): Add neon_type attribute.
21324 * config/arm/arm.md (neon_type): Move to here.
21325 (conds): Add "unconditioal" and use as default for NEON insns.
21327 2009-01-24 Ben Elliston <bje@au.ibm.com>
21329 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
21330 void *' warning from -Wc++-compat.
21331 * Makefile.in (dominance.o-warn): Remove.
21333 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
21335 PR tree-optimization/38932
21336 * fold-const.c (fold_unary_ignore_overflow): New.
21337 * tree.h (fold_unary_ignore_overflow): Declare.
21338 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
21339 * tree-ssa-sccvn.c (visit_reference_op_load,
21340 simplify_unary_expression): Likewise.
21342 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
21344 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
21345 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
21346 regardless of their type.
21347 * c-common.c (handle_packed_attribute): Don't ignore packed on
21349 * c.opt (Wpacked-bitfield-compat): New warning option.
21350 * stor-layout.c (place_field): Warn if offset of a field changed.
21351 * doc/extend.texi (packed): Mention the ABI change.
21352 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
21353 (Warning Options): Add it to the list.
21355 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
21357 * c-opts.c (c_common_post_options): Fix a typo in comments.
21359 2009-01-22 Steve Ellcey <sje@cup.hp.com>
21361 PR middle-end/38615
21362 * gimplify.c (gimplify_init_constructor): Fix promotion of const
21363 variables to static.
21364 * doc/invoke.texi (-fmerge-all-constants): Update description.
21366 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
21369 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
21370 (*movdi_1_rex64): Use type "mmx" for alternative 5.
21372 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
21374 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
21376 (LOCAL_ALIGNMENT): Similarly.
21378 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
21379 Joseph Myers <joseph@codesourcery.com>
21381 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
21382 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
21383 * config/arm/arm-tune.md: Regenerate.
21384 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
21387 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
21389 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
21390 version number to five.
21392 2009-01-22 Dodji Seketeli <dodji@redhat.com>
21395 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
21396 * c-common.c (set_underlying_type): Likewise.
21397 (is_typedef_decl ): Likewise
21399 (set_underlying_type): Likewise.
21400 (is_typedef_type): Likewise.
21402 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
21404 PR middle-end/38587
21405 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
21408 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
21411 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
21412 (LIBGCC_SPEC): Don't define.
21413 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
21415 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
21417 PR rtl-optimization/38879
21418 * alias.c (base_alias_check): Unaligned access via AND address can
21419 alias all surrounding object types except those with sizes equal
21420 or wider than the size of unaligned access.
21422 2009-01-21 Dodji Seketeli <dodji@redhat.com>
21425 * c-decl.c (clone_underlying_type): Move this ...
21426 * c-common.c (set_underlying_type): ... here.
21427 Also, make sure the function properly sets TYPE_STUB_DECL() on
21428 the newly created typedef variant type.
21429 (is_typedef_decl ): New entry point.
21430 * tree.h: Added a new member member_types_needing_access_check to
21431 struct tree_decl_non_common.
21432 (set_underlying_type): New entry point.
21433 (is_typedef_type): Likewise.
21435 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
21437 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
21438 Check whether two instructions have memory references that
21439 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
21440 are helper functions for traversing.
21441 * alias.h (insn_alias_sets_confilict_p): New prototypes.
21442 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
21443 not to draw dependency edge for instructions with non-conflicting
21446 2009-01-20 Joseph Myers <joseph@codesourcery.com>
21449 * longlong.h: Update copyright years. Use soft-fp license notice.
21450 Sync __clz_tab declaration with glibc.
21452 2009-01-20 Steve Ellcey <sje@cup.hp.com>
21455 * doc/extend.texi (syscall_linkage): New.
21456 (version_id): Modify.
21458 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
21459 Richard Guenther <rguenther@suse.de>
21461 PR tree-optimization/38747
21462 PR tree-optimization/38748
21463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
21464 conversion if the base address is an indirect reference and the
21465 aliasing sets could cause issues.
21467 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
21469 * common.opt (fgraphite, fgraphite-identity): Add comment for
21470 explaining why these options are not documented.
21472 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
21474 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
21475 gimple_call_lhs is NULL.
21477 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
21480 * emit-rtl.c (adjust_address_1): Make sure memref is never
21483 2009-01-20 Ben Elliston <bje@au.ibm.com>
21485 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
21486 const qualifier from arg parameter. Remove unnecessary cast to char *.
21487 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
21488 const qualifier from arg 2.
21490 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
21492 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
21494 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
21497 * rtl.h (reinit_regs): New prototype.
21498 * regclass.c: Include ira.h.
21499 (reinit_regs): New.
21500 * Makefile.in (regclass.o): Add ira.h.
21501 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
21503 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
21506 * c-common.c (handle_aligned_attribute): Use
21507 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
21508 default alignment value.
21510 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
21512 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
21513 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
21515 * doc/extend.texi: Update __attribute__ ((aligned)). Document
21516 __BIGGEST_ALIGNMENT__.
21518 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
21520 2009-01-18 Richard Guenther <rguenther@suse.de>
21522 PR tree-optimization/38819
21523 * tree-flow.h (operation_could_trap_helper_p): Declare.
21524 * tree-eh.c (operation_could_trap_helper_p): Export.
21525 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
21526 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
21527 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
21528 are about to insert a possibly trapping instruction and fail
21531 2009-01-18 Andreas Schwab <schwab@suse.de>
21533 * doc/install.texi (Configuration): Remove obsolete paragraph
21534 about use of --with-gnu-ld with --with-gnu-as.
21536 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
21538 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
21539 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
21540 Follow spelling conventions.
21542 2009-01-18 Ben Elliston <bje@au.ibm.com>
21544 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
21545 C++ warning about implicit conversion from void * to struct
21547 (bitmap_obstack_free): Likewise for bitmap_element *.
21548 * Makefile.in (bitmap.o-warn): Remove.
21550 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
21552 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
21554 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
21555 Tobias Grosser <tobi.grosser@amd.com>
21557 * graphite.c (graphite_trans_scop_block): Do not block single
21560 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
21562 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
21563 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
21564 test with assertion.
21566 2009-01-16 Richard Guenther <rguenther@suse.de>
21568 PR tree-optimization/38835
21569 PR middle-end/36227
21570 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
21571 and INT + PTR -> (INT)(PTR p+ INT) folding.
21572 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
21574 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
21577 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
21578 the subreg from a lowpart subreg if it is also casting the value.
21580 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21581 Tobias Grosser <tobi.grosser@amd.com>
21583 * graphite.c (compare_prefix_loops): New.
21584 (build_scop_canonical_schedules): Rewritten.
21585 (graphite_transform_loops): Move build_scop_canonical_schedules
21586 after build_scop_iteration_domain.
21588 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21589 Tobias Grosser <tobi.grosser@amd.com>
21591 * graphite.c (add_conditions_to_domain): Add the loops to
21592 the dimension of the iteration domain. Do copy the domain
21593 only when it exists.
21594 (build_scop_conditions_1): Do not call add_conditions_to_domain.
21595 (add_conditions_to_constraints): New.
21596 (can_generate_code_stmt, can_generate_code): Removed.
21597 (gloog): Do not call can_generate_code.
21598 (graphite_transform_loops): Call add_conditions_to_constraints
21599 after building the iteration domain.
21601 2009-01-16 Jakub Jelinek <jakub@redhat.com>
21603 PR tree-optimization/38789
21604 * tree-ssa-threadedge.c
21605 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
21606 __builtin_constant_p.
21608 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
21610 * dce.c (delete_unmarked_insns): Reversed the order that insns are
21611 examined before deleting them.
21613 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
21615 * function.c (aggregate_value_p): Correctly extract the function
21616 type from CALL_EXPR_FN lookup.
21618 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21620 * config/picochip/picochip.c (picochip_override_options): Revert
21621 CFI asm flag disable commited previously.
21623 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
21624 Tobias Grosser <tobi.grosser@amd.com>
21625 Jan Sjodin <jan.sjodin@amd.com>
21627 * graphite.c (scan_tree_for_params): On substractions negate
21628 all the coefficients of the term.
21629 (clast_to_gcc_expression_red): New. Handle reduction expressions
21630 of more than two operands.
21631 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
21632 (get_vdef_before_scop): Handle also the case of default definitions.
21634 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
21636 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
21637 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
21638 Also use them when walking CALL_INSN_FUNCTION_USAGE.
21640 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
21641 Joey Ye <joey.ye@intel.com>
21643 PR middle-end/37843
21644 * cfgexpand.c (expand_stack_alignment): Don't update stack
21645 boundary nor check incoming stack boundary here.
21646 (gimple_expand_cfg): Update stack boundary and check incoming
21647 stack boundary here.
21649 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
21651 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
21653 2009-01-14 Jakub Jelinek <jakub@redhat.com>
21655 PR rtl-optimization/38245
21656 * calls.c (expand_call): Add stack arguments to
21657 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21658 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
21659 in regs and partially in memory or BLKmode arguments.
21660 (emit_library_call_value_1): Add stack arguments to
21661 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21662 ACCUMULATE_OUTGOING_ARGS).
21663 * dce.c: Include tm_p.h.
21664 (find_call_stack_args): New function.
21665 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
21667 (mark_insn): Call find_call_stack_args for CALL_Ps.
21668 (prescan_insns_for_dce): Walk insns backwards in bb rather than
21669 forwards. Allocate and free arg_stores bitmap if needed, pass it
21670 down to deletable_insn_p, don't mark stores set in arg_stores
21671 bitmap, clear the bitmap at the beginning of each bb.
21672 * Makefile.in (dce.o): Depend on $(TM_P_H).
21674 2009-01-14 Michael Meissner <gnu@the-meissners.org>
21677 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
21678 to make sure the insn is a conditional test (bug 22599). Reformat a
21681 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
21683 PR middle-end/38431
21684 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
21685 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
21686 (gloog): Do not call cleanup_tree_cfg.
21687 (graphite_transform_loops): Call cleanup_tree_cfg after all
21688 scops have been code generated.
21690 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
21691 * doc/gty.texi (Invoking the garbage collector): Added new node
21692 and section documenting ggc_collect.
21694 2009-01-14 Richard Guenther <rguenther@suse.de>
21696 PR tree-optimization/38826
21697 PR middle-end/38477
21698 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
21699 initialization notes only if we actually emitted a warning.
21700 (intra_create_variable_infos): Add constraints for a result decl
21701 that is passed by hidden reference.
21702 (build_pred_graph): Mark all related variables non-direct on
21705 2009-01-14 Nick Clifton <nickc@redhat.com>
21707 * ira-conflicts.c: Include addresses.h for the definition of
21709 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
21710 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
21712 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
21715 * Makefile.in (ira-lives.o): Add except.h.
21717 * ira-lives.c: Include except.h.
21718 (process_bb_node_lives): Process can_throw_internal.
21720 2009-01-13 Jakub Jelinek <jakub@redhat.com>
21722 PR rtl-optimization/38774
21723 * combine.c (simplify_set): When undoing cc_use change, don't do
21724 PUT_CODE on the newly created comparison, but instead put back the
21727 2009-01-13 Joseph Myers <joseph@codesourcery.com>
21729 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
21730 values. Remove duplicate arm8 entry.
21732 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21734 PR tree-optimization/38786
21735 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
21736 the SSA_NAME case of expand_scalar_variables_expr.
21737 Set the type of an expression to the type of its assign statement.
21738 (expand_scalar_variables_expr): Also gather the scalar computation
21739 used to index the memory access. Do not pass loop_p.
21740 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
21741 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
21742 the gimple_stmt_iterator where it inserts new code.
21743 Do not pass loop_p.
21744 (copy_bb_and_scalar_dependences): Do not pass loop_p.
21745 (translate_clast): Update call to copy_bb_and_scalar_dependences.
21747 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21749 * graphite.h (debug_value): Removed.
21750 * graphite.c (debug_value): Removed.
21752 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21754 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21755 ldrd/strd with two 32-bit instructions.
21757 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21759 * config/arm/arm.c (struct processors): Pass for speed down into
21760 cost helper functions.
21761 (const_ok_for_op): Handle COMPARE and inequality nodes.
21762 (arm_rtx_costs_1): Rewrite.
21763 (arm_size_rtx_costs): Update prototype.
21764 (arm_rtx_costs): Pass speed down to helper functions.
21765 (arm_slowmul_rtx_costs): Rework cost calculations.
21766 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
21767 (arm_9e_rtx_costs): Likewise.
21769 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
21771 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
21772 relocations of local symbols wider than UNITS_PER_WORD are not valid.
21773 (alpha_legitimize_address): Do not split local symbols wider than
21774 UNITS_PER_WORD into HIGH/LO_SUM parts.
21776 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21779 * gcc.c (process_command): Replace call to execvp with calls
21780 to pex_one and exit.
21782 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21785 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21786 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21787 variant for devices with 3-byte PC.
21788 (__tablejump_elpm__): New.
21790 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21793 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21794 offsetof member-designator, handle it as `[0].'.
21796 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21798 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21799 function when not using named sections on targets with named sections
21800 if branch distance is less than 262132.
21802 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21804 * combine.c (combine_instructions): Recompute
21805 optimize_this_for_speed_p for each BB in the main combine loop.
21807 2009-01-12 Tomas Bily <tbily@suse.cz>
21810 * tree-loop-distribution.c (prop_phis): New function.
21811 (generate_builtin): Call prop_phis.
21812 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21814 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21816 PR tree-optimization/38807
21817 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21818 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21820 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21822 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21823 subreg of op0 to the original op0.
21825 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21827 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21829 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21832 * mips-tfile.c (parse_def): Fix parsing of def strings
21833 starting with digits.
21835 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21838 * config/arm/arm.c (arm_is_long_call_p): Don't call
21839 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21841 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21843 * regrename.c (regrename_optimize): Fix dumping.
21844 (find_oldest_value_reg): Preserve REG_POINTER.
21845 (copy_hardreg_forward_1): Likewise.
21847 2009-01-09 Diego Novillo <dnovillo@google.com>
21849 * gimple.h (struct gimple_statement_base) <uid>: Document
21850 the restrictions on its use.
21851 (gimple_uid): Tidy.
21852 (gimple_set_uid): Tidy.
21854 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21856 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21857 zero guard even if align_bytes != 0 and count is smaller than
21860 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21862 PR rtl-optimization/38495
21863 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21864 (add_range_and_copies_from_move_list): Print all added ranges.
21865 Add ranges to memory optimized destination.
21867 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21871 * config/i386/i386.c (override_options): Reject
21872 -mstringop-strategy=rep_8byte with -m32.
21873 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21874 to 1. Do count comparison against epilogue_size_needed at compile
21875 time even when count_exp was constant forced into register. For
21876 size_needed don't jump to epilogue, instead just avoid aligning
21877 and invoke the body algorithm. If need_zero_guard, add zero guard
21878 even if count is non-zero, but smaller than size_needed + number of
21879 bytes that could be stored for alignment.
21880 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21881 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21882 but smaller than size_needed + number of bytes that could be stored
21883 for alignment. Compare size_needed with epilogue_size_needed instead
21884 of desired_align - align, don't adjust size_needed, pass
21885 epilogue_size_needed to the epilogue expanders.
21888 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21890 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21892 * pa.c (last_address): Change to unsigned.
21893 (update_total_code_bytes): Change argument to unsigned. Don't
21894 check if insn addresses are set.
21895 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21896 addresses are not set.
21897 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21899 2009-01-09 Nick Clifton <nickc@redhat.com>
21901 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21902 DECL_DECLARED_INLINE_P.
21904 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21906 PR middle-end/38347
21907 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21908 GET_MODE (op0) in operand_subword_force calls.
21910 PR middle-end/38771
21911 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21912 fold_convert arg0 operands to TREE_TYPE (op0) first.
21914 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21916 * params.def (ira-max-conflict-table-size): Decrease default value
21919 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21921 PR tree-optimization/37031
21922 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21924 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21925 allocate it using gc instead of heap, use VEC_quick_push instead of
21927 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21928 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21929 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21930 allocated vector from heap allocated.
21931 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21932 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21933 vector only after perfect_loop_nest_depth call.
21935 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21936 Jan Sjodin <jan.sjodin@amd.com>
21938 PR tree-optimization/38559
21939 * graphite.c (debug_value, copy_constraint,
21940 swap_constraint_variables, scale_constraint_variable, ): New.
21941 (get_lower_bound, get_upper_bound): Removed.
21942 (graphite_trans_bb_strip_mine): Clean up this code that works
21943 only for constant number of iterations. Fully copy upper and
21944 lower bound constraints, not only the constant part of them.
21945 * graphite.h (debug_value): Declared.
21947 2009-01-08 Ira Rosen <irar@il.ibm.com>
21949 PR tree-optimization/37194
21950 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21951 Don't add the cost of cost model guard in prologue to scalar
21952 outside cost in case of known number of iterations.
21954 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21955 Alan Modra <amodra@bigpond.net.au>
21957 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21958 non-word-aligned REG+CONST addressing.
21960 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21963 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21964 free_after_compilation when outputting a thunk.
21965 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21966 Do not call free_after_compilation here.
21968 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21970 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21971 (ix86_valid_target_attribute_inner_p): Ditto.
21973 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21975 PR tree-optimization/38492
21976 PR tree-optimization/38498
21977 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21978 * tree-chrec.h (scev_is_linear_expression): Declared.
21979 * graphite.c (graphite_cannot_represent_loop_niter): New.
21980 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21981 (graphite_loop_normal_form): Use gcc_assert.
21982 (scan_tree_for_params): Use CASE_CONVERT.
21983 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21984 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21985 Use gcc_assert. Discard scops that contain unhandled cases.
21986 (build_scop_conditions): Return a boolean status for unhandled cases.
21987 (strip_mine_profitable_p): Print the loop number, not its depth.
21988 (is_interchange_valid): Pass the depth of the loop nest, don't
21989 recompute it wrongly.
21990 (graphite_trans_bb_block): Same.
21991 (graphite_trans_bb_block): Print tentative of loop blocking.
21992 (graphite_trans_scop_block): Do not print that the loop has been
21994 (graphite_transform_loops): Do not handle scops that contain condition
21997 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21999 AVX Programming Reference (December, 2008)
22000 * config/i386/avxintrin.h (_mm256_stream_si256): New.
22001 (_mm256_stream_pd): Likewise.
22002 (_mm256_stream_ps): Likewise.
22004 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
22005 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
22006 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
22007 (bdesc_special_args): Add __builtin_ia32_movntdq256,
22008 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
22009 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
22010 (ix86_expand_special_args_builtin): Likewise.
22012 * config/i386/sse.md (AVXMODEDI): New.
22013 (avx_movnt<mode>): Likewise.
22014 (avx_movnt<mode>): Likewise.
22015 (<sse>_movnt<mode>): Remove AVX support.
22016 (sse2_movntv2di): Likewise.
22018 2009-01-07 Richard Guenther <rguenther@suse.de>
22020 PR middle-end/38751
22021 * fold-const.c (extract_muldiv): Remove obsolete comment.
22022 (fold_plusminus_mult_expr): Undo MINUS_EXPR
22023 to PLUS_EXPR canonicalization for the canonicalization.
22025 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
22027 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
22028 hosted cross-compilers generating less efficient code.
22030 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
22032 * function.h (rtl_data): Add a dbr_scheduled_p field.
22033 * reorg.c (dbr_schedule): Set it.
22034 (gate_handle_delay_slots): Check it.
22035 * config/mips/mips.c (mips_base_delayed_branch): Delete.
22036 (mips_reorg): Check flag_delayed_branch instead of
22037 mips_base_delayed_branch.
22038 (mips_override_options): Don't set mips_base_delayed_branch
22039 or flag_delayed_branch.
22041 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
22043 PR rtl-optimization/38426.
22044 * ira.c (ira): Set current_function_is_leaf earlier.
22046 2009-01-06 Jakub Jelinek <jakub@redhat.com>
22048 PR rtl-optimization/38722
22049 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
22050 too early, only set a flag and modify after last possible
22053 2009-01-06 Janis Johnson <janis187@us.ibm.com>
22056 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
22057 * real.c (decimal_single_format): Correct values of emin and emax.
22058 (decimal_double_format): Ditto.
22059 (decimal_quad_format): Ditto.
22060 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
22061 computation of DECnn_MIN and DECnn_MAX for corrected values of
22062 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
22063 __DECnn_MIN__, and adjust its computation for the corrected value
22066 2009-01-06 Jan Hubicka <jh@suse.cz>
22069 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
22071 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
22073 * doc/contrib.texi (Contributors): Slightly adjust the end note.
22074 Add Robert Clark to the list of testers.
22076 2009-01-06 Jan Hubicka <jh@suse.cz>
22077 Kai Tietz <kai.tietz@onevision.com>
22079 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
22080 * config/i386/i386.c (ix86_expand_call): Add clobbers.
22082 2009-01-06 Jan Hubicka <jh@suse.cz>
22083 Kai Tietz <kai.tietz@onevision.com>
22085 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
22087 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
22088 (ix86_nsaved_regs): Count only general purpose regs.
22089 (ix86_nsaved_sseregs): New.
22090 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
22091 to 16 for w64; compute padding and size of sse reg save area.
22092 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
22093 general purpose regs.
22094 (ix86_emit_save_sse_regs_using_mov): New.
22095 (ix86_expand_prologue): Save SSE regs if needed.
22096 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
22097 (ix86_emit_restore_sse_regs_using_mov): New.
22098 (ix86_expand_epilogue): Save SSE regs if needed.
22100 2009-01-06 Jan Hubicka <jh@suse.cz>
22101 Kai Tietz <kai.tietz@onevision.com>
22103 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
22104 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
22105 functions when accumulate outgoing args is off.
22107 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
22110 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
22111 before using pseudos_have_intersected_live_ranges_p.
22113 * ira-int.h (ira_assert): Always define.
22115 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
22117 AVX Programming Reference (December, 2008)
22118 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
22119 (_mm256_permute2_pd): Likewise.
22120 (_mm_permute2_ps): Likewise.
22121 (_mm256_permute2_ps): Likewise.
22122 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
22123 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
22125 * config/i386/i386.c (ix86_builtins): Remove
22126 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
22127 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
22128 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
22129 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
22130 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
22131 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
22132 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
22133 __builtin_ia32_vpermil2ps256.
22134 (ix86_init_mmx_sse_builtins): Updated.
22135 (ix86_expand_args_builtin): Likewise.
22137 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22139 * pa.c (output_call): Relocate non-jump insns in the delay slot of
22140 long absolute calls when generating PA 2.0 code.
22142 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
22144 PR rtl-optimization/38583
22145 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
22147 * params.def (ira-max-conflict-table-size): New.
22149 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
22151 * ira.h (ira_conflicts_p): New external definition.
22153 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
22154 table. Report this. Return result of building.
22155 (ira_build_conflicts): Use ira_conflicts_p. Check result of
22156 building conflict table.
22158 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
22159 (ira_color): Use ira_conflicts_p.
22161 * global.c: Include ira.h.
22162 (pseudo_for_reload_consideration_p, build_insn_chain): Use
22165 * Makefile.in (global.o): Add ira.h.
22167 * ira-build.c (mark_all_loops_for_removal,
22168 propagate_some_info_from_allocno): New.
22169 (remove_unnecessary_allocnos): Call
22170 propagate_some_info_from_allocno.
22171 (remove_low_level_allocnos): New.
22172 (remove_unnecessary_regions): Add parameter. Call
22173 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
22174 parameter to remove_unnecessary_regions.
22175 (ira_build): Remove all regions but root if the conflict table was
22176 not built. Update conflict hard regs for allocnos crossing calls.
22178 * ira.c (ira_conflicts_p): New global.
22179 (ira): Define and use ira_conflicts_p.
22181 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22182 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
22183 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
22185 2009-01-06 Ben Elliston <bje@au.ibm.com>
22187 * gengtype-lex.l (YY_NO_INPUT): Define.
22189 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
22192 * c-common.c (handle_vector_size_attribute): Also reject
22193 BOOLEAN_TYPE types.
22195 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
22197 PR tree-optimization/38492
22198 * graphite.c (rename_map_elt, debug_rename_elt,
22199 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
22200 rename_map_elt_info, eq_rename_map_elts,
22201 get_new_name_from_old_name, bb_in_sese_p): Moved around.
22202 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
22203 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
22204 (sese_build_livein_liveouts): New.
22205 (new_sese, free_sese): New.
22206 (new_scop): Call new_sese.
22207 (free_scop): Call free_sese.
22208 (rename_variables_from_edge, rename_phis_end_scop): Removed.
22209 (register_old_new_names): Renamed register_old_and_new_names.
22210 (register_scop_liveout_renames, add_loop_exit_phis,
22211 insert_loop_close_phis, struct igp,
22212 default_liveout_before_guard, add_guard_exit_phis,
22213 insert_guard_phis, copy_renames): New.
22214 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
22215 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
22216 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
22217 (scop_adjust_phis_for_liveouts): New.
22218 (gloog): Call scop_adjust_phis_for_liveouts.
22220 * graphite.h (struct sese): Documented. Added fields liveout,
22221 num_ver and livein.
22222 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
22223 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
22224 (struct scop): Added field liveout_renames.
22225 (SCOP_LIVEOUT_RENAMES): New.
22227 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
22229 PR tree-optimization/38510
22230 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
22231 (translate_clast): Call recompute_all_dominators before
22233 (gloog): Call recompute_all_dominators before graphite_verify.
22235 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
22236 Jan Sjodin <jan.sjodin@amd.com>
22238 PR tree-optimization/38500
22239 * graphite.c (create_sese_edges): Call fix_loop_structure after
22242 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22244 * config.gcc: Add m32r*-*-rtems*.
22245 * config/m32r/rtems.h: New file.
22247 2009-01-05 Ben Elliston <bje@au.ibm.com>
22249 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
22250 (.po.pox): Likewise.
22251 (po/gcc.pot): Likewise.
22253 2009-01-04 David S. Miller <davem@davemloft.net>
22255 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
22256 (STARTING_FRAME_OFFSET): Always set to zero.
22258 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
22260 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
22261 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
22262 fixed-point types, and vectors of the same.
22264 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
22266 * config/mips/sync.md (*mb_barrier): Rename to...
22267 (*memory_barrier): ...this.
22269 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
22271 * doc/extend.texi (Function Attributes): Move @cindex after @item
22272 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
22273 and put in alphabetical order. Fix 'target' name and put in order.
22274 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
22277 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
22279 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
22280 (memory_barrier): Expand as unspec instead of unspec_volatile.
22281 Remove mem:BLK from insn operands. Use Pmode scratch register.
22282 (*memory_barrier): Define as unspec instead of unspec_volatile.
22283 Use (match_dup 0) as input operand.
22285 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
22286 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
22287 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
22288 scratch register. Remove operand 1.
22289 (*stbar): Define as unspec instead of unspec_volatile.
22290 Use (match_dup 0) as input operand, remove (const_int 8).
22291 (*membar): Define as unspec instead of unspec_volatile.
22292 Use (match_dup 0) as input operand, remove input operand 2.
22294 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
22295 (memory_barrier): Expand as unspec instead of unspec_volatile.
22296 Remove mem:BLK from insn operands. Use Pmode scratch register.
22297 (*memory_barrier): Define as unspec instead of unspec_volatile.
22298 Use (match_dup 0) as input operand.
22300 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
22301 Remove mem:BLK from insn operands. Use Pmode scratch register.
22302 Set volatile flag on operand 0.
22303 (*memory_barrier): New insn pattern.
22305 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
22307 (*memory_barrier): Use (match_dup 0) as input operand.
22309 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
22310 Remove mem:BLK from insn operands. Use Pmode scratch register.
22311 Set volatile flag on operand 0.
22312 (*mb_internal): New insn pattern.
22314 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
22316 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
22318 PR middle-end/38586
22319 * function.c (struct temp_slot): Move to the section of the file
22320 that deals with temp slots. Remove field 'address'.
22321 (temp_slot_address_table): New hash table of address -> temp slot.
22322 (struct temp_slot_address_entry): New struct, items for the table.
22323 (temp_slot_address_compute_hash, temp_slot_address_hash,
22324 temp_slot_address_eq, insert_temp_slot_address): Support functions
22326 (find_temp_slot_from_address): Rewrite to use the new hash table.
22327 (remove_unused_temp_slot_addresses): Remove addresses of temp
22328 slots that have been made available.
22329 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
22330 worker function for remove_unused_temp_slot_addresses.
22331 (assign_stack_temp_for_type): Don't clear the temp slot address list.
22332 Add the temp slot address to the address -> temp slot map.
22333 (update_temp_slot_address): Update via insert_temp_slot_address.
22334 (free_temp_slots): Call remove_unused_temp_slot_addresses.
22335 (pop_temp_slots): Likewise.
22336 (init_temp_slots): Allocate the address -> temp slot map, or empty
22337 the map if it is already allocated.
22338 (prepare_function_start): Initialize temp slot processing.
22340 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
22342 PR middle-end/38584
22343 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
22344 Calculate the size of all stack vars assuming no packing of stack
22345 vars will happen, replacing a quadratic algorithm with a linear one.
22347 2009-01-03 Jakub Jelinek <jakub@redhat.com>
22350 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
22353 2009-01-03 Diego Novillo <dnovillo@google.com>
22355 * doc/contrib.texi: Update contributions.
22357 2009-01-03 Jakub Jelinek <jakub@redhat.com>
22360 * builtins.c (fold_builtin_memory_op): Give up if either operand
22361 is volatile. Set srctype or desttype to non-qualified version
22365 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
22366 and FUNCTION_DECLs.
22368 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
22370 PR rtl-optimization/35805
22371 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
22372 problem if fast dce is able to remove any instructions.
22373 * dce.c (dce_process_block): Fix dump message.
22375 2009-01-02 Mark Mitchell <mark@codesourcery.com>
22378 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
22380 2009-01-02 Jakub Jelinek <jakub@redhat.com>
22382 PR middle-end/38690
22383 * tree-flow.h (op_code_prio, op_prio): New prototypes.
22384 * tree-pretty-print.c (op_code_prio): New function.
22385 (op_prio): No longer static. Use op_code_prio.
22386 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
22387 Use op_prio and op_code_prio to determine if () should be
22388 printed around operand(s) or not.
22390 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
22391 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
22392 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
22393 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
22394 pp_character instead of pp_string for single letter printing.
22396 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
22398 * doc/extend.texi: Fix '#pragma GCC option' typo.
22400 2009-01-02 Richard Guenther <rguenther@suse.de>
22402 * doc/install.texi (--enable-checking): Mention different
22403 default for stage1.
22404 (--enable-stage1-checking): Document.
22406 2009-01-01 Andrew Pinski <pinskia@gmail.com>
22408 PR middle-end/30142
22409 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
22410 case to be an error.
22412 2009-01-02 Ben Elliston <bje@au.ibm.com>
22414 * config/fp-bit.h (pack_d): Constify argument.
22415 * config/fp-bit.c (makenan): Constify return type. Remove casts.
22416 (isnan): Constify argument.
22418 (iszero): Likewise.
22419 (pack_d): Likewise.
22420 (_fpadd_parts): Constify return type.
22421 (_fpmul_parts): Likewise.
22422 (_fpdiv_parts): Likewise.
22424 2009-01-01 Jakub Jelinek <jakub@redhat.com>
22427 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
22428 warn about overwriting initializer with side-effects or
22429 -Woverride-init if !IMPLICIT.
22430 (output_init_element): Likewise. Pass IMPLICIT down to
22432 (process_init_element): Add IMPLICIT argument. Pass it down
22433 to output_init_element.
22434 (push_init_element, pop_init_level, set_designator): Adjust
22435 process_init_element callers.
22436 (set_nonincremental_init, set_nonincremental_init_from_string):
22437 Adjust add_pending_init callers.
22438 (output_pending_init_elements): Adjust output_init_element callers.
22439 * c-tree.h (process_init_element): Adjust prototype.
22440 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
22441 process_init_element callers.
22444 Copyright (C) 2009 Free Software Foundation, Inc.
22446 Copying and distribution of this file, with or without modification,
22447 are permitted in any medium without royalty provided the copyright
22448 notice and this notice are preserved.