1 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3 PR rtl-optimization/40861
4 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5 extract word from a multi-word subreg for negative byte positions.
7 2009-08-27 Tristan Gingold <gingold@adacore.com>
8 Douglas B Rupp <rupp@gnat.com>
10 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11 (SECTION_VMS_OVERLAY): Define.
12 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
14 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
16 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
17 common_object declarations.
18 (ia64_section_type_flags): Set section flag for common_object.
19 * config/ia64/ia64-protos.h
20 (ia64_vms_output_aligned_decl_common): Declare.
21 (ia64_vms_elf_asm_named_section): Declare.
23 2009-08-27 Michael Matz <matz@suse.de>
25 * expr.c (expand_expr_real_2): New function taking exploded
26 unary or binary expression, split out from ...
27 (expand_expr_real_1): ... here. Move over all unary/binary
28 switch parts to above function, in particular these codes:
29 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
30 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
31 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
32 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
33 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
34 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
35 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
36 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
37 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
38 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
39 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
40 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
41 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
42 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
43 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
44 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
45 VEC_PACK_FIX_TRUNC_EXPR.
46 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
49 2009-08-27 Richard Guenther <rguenther@suse.de>
51 * gengtype.c (main): Handle uint64_t.
52 * ipa-utils.c (get_base_var): Indent properly.
53 * tree-ssa-live.c (debug_scope_block): New function.
54 * tree-flow.h (debug_scope_block): Declare.
55 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
56 * basic-block.h (enum profile_status): Rename to
57 enum profile_status_d.
58 (x_profile_status): Adjust type.
60 2009-08-27 Dodji Seketeli <dodji@redhat.com>
63 * dwarf2out.c (get_context_die): Declare this static function.
64 (gen_type_die_with_usage): Make sure a DIE is a generated for
65 the context of a typedef.
67 2009-08-26 Anatoly Sokolov <aesok@post.ru>
69 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
72 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
74 * config/mips/mips-protos.h (mips_output_sync): Declare.
75 (mips_sync_loop_insns): Likewise.
76 (mips_output_sync_loop): Replace first two parameters with an rtx.
77 * config/mips/mips.c (mips_multi_member): New structure.
78 (mips_multi_members): New variable.
79 (mips_multi_start): New function.
80 (mips_multi_add): Likewise.
81 (mips_multi_add_insn): Likewise.
82 (mips_multi_add_label): Likewise.
83 (mips_multi_last_index): Likewise.
84 (mips_multi_copy_insn): Likewise.
85 (mips_multi_set_operand): Likewise.
86 (mips_multi_write): Likewise.
87 (mips_print_operand_punctuation): Remove '%|' and '%-'.
88 (mips_init_print_operand_punct): Update accordingly.
89 (mips_start_ll_sc_sync_block): New function.
90 (mips_end_ll_sc_sync_block): Likewise.
91 (mips_output_sync): Likewise.
92 (mips_sync_insn1_template): Likewise.
93 (mips_sync_insn2_template): Likewise.
94 (mips_get_sync_operand): Likewise.
95 (mips_process_sync_loop): Likewise.
96 (mips_output_sync_loop): Use mips_process_sync_loop.
97 (mips_sync_loop_insns): New function.
98 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
99 (MIPS_COMPARE_AND_SWAP_12): Likewise.
100 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
101 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
102 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
103 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
104 (MIPS_SYNC_OLD_OP_12): Likewise.
105 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
106 (MIPS_SYNC_NEW_OP_12): Likewise.
107 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
108 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
109 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
110 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
111 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
112 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
113 * config/mips/mips.md (sync_mem): New attribute.
114 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
115 (sync_exclusive_mask, sync_required_oldval): Likewise.
116 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
117 (sync_release_barrier): Likewise.
118 (length): Handle sync loops.
119 (sync): Use mips_output_sync.
120 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
121 (sync_compare_and_swap<mode>): Set the new sync_* attributes
122 and use mips_output_sync_loop.
123 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
124 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
125 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
126 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
127 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
128 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
129 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
130 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
131 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
133 2009-08-26 Richard Guenther <rguenther@suse.de>
136 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
137 the types to not match.
138 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
140 * tree-ssa.c (useless_type_conversion_p): Conversions to
141 pointers to unprototyped functions are useless.
143 2009-08-26 Richard Guenther <rguenther@suse.de>
145 * tree-ssa-structalias.c (create_variable_info_for): Remove
146 strange whole-program condition, prepare to be called for non-globals.
147 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
148 params build a representative with known type and track its fields.
150 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
152 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
153 clearing by a taken branch.
154 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
155 effectively after bbro pass.
156 (sync_nand<mode>): Ditto.
157 (sync_old_<fetchop_name><mode>): Ditto.
158 (sync_old_nand<mode>): Ditto.
159 (sync_new_<fetchop_name><mode>): Dito.
160 (sync_new_nand<mode>): Ditto.
161 (sync_compare_and_swap<mode>_1): Ditto.
162 (*sync_compare_and_swap<mode>): Ditto.
163 (sync_lock_test_and_set<mode>_1): Ditto.
164 ("sync_lock_test_and_set<mode>): Ditto.
166 2009-08-25 Douglas B Rupp <rupp@gnat.com>
168 * hwint.h (HOST_LONG_FORMAT): New macro
169 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
171 * system.h (HOST_PTR_PRINTF): Resurrect old macro
172 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
173 (HOST_PTR_PRINTF): Document.
175 2009-08-25 Jan Hubicka <jh@suse.cz>
177 * config/i386/bmmintrin.h: Replace by #error.
180 Michael Meissner <michael.meissner@amd.com>
181 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
182 Tony Linthicum <tony.linthicum@amd.com>
184 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
185 (TARGET_ROUND): New macro for the round/ptest instructions which
186 are shared between SSE4.1 and SSE5.
187 (OPTION_MASK_ISA_ROUND): Ditto.
188 (OPTION_ISA_ROUND): Ditto.
189 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
190 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
192 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
193 (-mfused-madd): New switch to give users control over whether the
194 compiler optimizes to use the multiply/add SSE5 instructions.
196 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
197 (ix86_handle_option): Turn off 3dnow if -msse5.
198 (override_options): Add SSE5 support.
199 (print_operand): %Y prints comparison codes for SSE5 com/pcom
201 (ix86_expand_sse_movcc): Add SSE5 support.
202 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
203 vector type to the next largest size.
204 (ix86_expand_sse5_pack): New function to use pperm to pack a
205 vector type to the next smallest size.
206 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
207 (IX86_BUILTIN_FMADDSD): Ditto.
208 (IX86_BUILTIN_FMADDPS): Ditto.
209 (IX86_BUILTIN_FMADDPD): Ditto.
210 (IX86_BUILTIN_FMSUBSS): Ditto.
211 (IX86_BUILTIN_FMSUBSD): Ditto.
212 (IX86_BUILTIN_FMSUBPS): Ditto.
213 (IX86_BUILTIN_FMSUBPD): Ditto.
214 (IX86_BUILTIN_FNMADDSS): Ditto.
215 (IX86_BUILTIN_FNMADDSD): Ditto.
216 (IX86_BUILTIN_FNMADDPS): Ditto.
217 (IX86_BUILTIN_FNMADDPD): Ditto.
218 (IX86_BUILTIN_FNMSUBSS): Ditto.
219 (IX86_BUILTIN_FNMSUBSD): Ditto.
220 (IX86_BUILTIN_FNMSUBPS): Ditto.
221 (IX86_BUILTIN_FNMSUBPD): Ditto.
222 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
223 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
224 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
225 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
226 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
227 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
228 (IX86_BUILTIN_PPERM): Ditto.
229 (IX86_BUILTIN_PERMPS): Ditto.
230 (IX86_BUILTIN_PERMPD): Ditto.
231 (IX86_BUILTIN_PMACSSWW): Ditto.
232 (IX86_BUILTIN_PMACSWW): Ditto.
233 (IX86_BUILTIN_PMACSSWD): Ditto.
234 (IX86_BUILTIN_PMACSWD): Ditto.
235 (IX86_BUILTIN_PMACSSDD): Ditto.
236 (IX86_BUILTIN_PMACSDD): Ditto.
237 (IX86_BUILTIN_PMACSSDQL): Ditto.
238 (IX86_BUILTIN_PMACSSDQH): Ditto.
239 (IX86_BUILTIN_PMACSDQL): Ditto.
240 (IX86_BUILTIN_PMACSDQH): Ditto.
241 (IX86_BUILTIN_PMADCSSWD): Ditto.
242 (IX86_BUILTIN_PMADCSWD): Ditto.
243 (IX86_BUILTIN_PHADDBW): Ditto.
244 (IX86_BUILTIN_PHADDBD): Ditto.
245 (IX86_BUILTIN_PHADDBQ): Ditto.
246 (IX86_BUILTIN_PHADDWD): Ditto.
247 (IX86_BUILTIN_PHADDWQ): Ditto.
248 (IX86_BUILTIN_PHADDDQ): Ditto.
249 (IX86_BUILTIN_PHADDUBW): Ditto.
250 (IX86_BUILTIN_PHADDUBD): Ditto.
251 (IX86_BUILTIN_PHADDUBQ): Ditto.
252 (IX86_BUILTIN_PHADDUWD): Ditto.
253 (IX86_BUILTIN_PHADDUWQ): Ditto.
254 (IX86_BUILTIN_PHADDUDQ): Ditto.
255 (IX86_BUILTIN_PHSUBBW): Ditto.
256 (IX86_BUILTIN_PHSUBWD): Ditto.
257 (IX86_BUILTIN_PHSUBDQ): Ditto.
258 (IX86_BUILTIN_PROTB): Ditto.
259 (IX86_BUILTIN_PROTW): Ditto.
260 (IX86_BUILTIN_PROTD): Ditto.
261 (IX86_BUILTIN_PROTQ): Ditto.
262 (IX86_BUILTIN_PROTB_IMM): Ditto.
263 (IX86_BUILTIN_PROTW_IMM): Ditto.
264 (IX86_BUILTIN_PROTD_IMM): Ditto.
265 (IX86_BUILTIN_PROTQ_IMM): Ditto.
266 (IX86_BUILTIN_PSHLB): Ditto.
267 (IX86_BUILTIN_PSHLW): Ditto.
268 (IX86_BUILTIN_PSHLD): Ditto.
269 (IX86_BUILTIN_PSHLQ): Ditto.
270 (IX86_BUILTIN_PSHAB): Ditto.
271 (IX86_BUILTIN_PSHAW): Ditto.
272 (IX86_BUILTIN_PSHAD): Ditto.
273 (IX86_BUILTIN_PSHAQ): Ditto.
274 (IX86_BUILTIN_FRCZSS): Ditto.
275 (IX86_BUILTIN_FRCZSD): Ditto.
276 (IX86_BUILTIN_FRCZPS): Ditto.
277 (IX86_BUILTIN_FRCZPD): Ditto.
278 (IX86_BUILTIN_CVTPH2PS): Ditto.
279 (IX86_BUILTIN_CVTPS2PH): Ditto.
280 (IX86_BUILTIN_COMEQSS): Ditto.
281 (IX86_BUILTIN_COMNESS): Ditto.
282 (IX86_BUILTIN_COMLTSS): Ditto.
283 (IX86_BUILTIN_COMLESS): Ditto.
284 (IX86_BUILTIN_COMGTSS): Ditto.
285 (IX86_BUILTIN_COMGESS): Ditto.
286 (IX86_BUILTIN_COMUEQSS): Ditto.
287 (IX86_BUILTIN_COMUNESS): Ditto.
288 (IX86_BUILTIN_COMULTSS): Ditto.
289 (IX86_BUILTIN_COMULESS): Ditto.
290 (IX86_BUILTIN_COMUGTSS): Ditto.
291 (IX86_BUILTIN_COMUGESS): Ditto.
292 (IX86_BUILTIN_COMORDSS): Ditto.
293 (IX86_BUILTIN_COMUNORDSS): Ditto.
294 (IX86_BUILTIN_COMFALSESS): Ditto.
295 (IX86_BUILTIN_COMTRUESS): Ditto.
296 (IX86_BUILTIN_COMEQSD): Ditto.
297 (IX86_BUILTIN_COMNESD): Ditto.
298 (IX86_BUILTIN_COMLTSD): Ditto.
299 (IX86_BUILTIN_COMLESD): Ditto.
300 (IX86_BUILTIN_COMGTSD): Ditto.
301 (IX86_BUILTIN_COMGESD): Ditto.
302 (IX86_BUILTIN_COMUEQSD): Ditto.
303 (IX86_BUILTIN_COMUNESD): Ditto.
304 (IX86_BUILTIN_COMULTSD): Ditto.
305 (IX86_BUILTIN_COMULESD): Ditto.
306 (IX86_BUILTIN_COMUGTSD): Ditto.
307 (IX86_BUILTIN_COMUGESD): Ditto.
308 (IX86_BUILTIN_COMORDSD): Ditto.
309 (IX86_BUILTIN_COMUNORDSD): Ditto.
310 (IX86_BUILTIN_COMFALSESD): Ditto.
311 (IX86_BUILTIN_COMTRUESD): Ditto.
312 (IX86_BUILTIN_COMEQPS): Ditto.
313 (IX86_BUILTIN_COMNEPS): Ditto.
314 (IX86_BUILTIN_COMLTPS): Ditto.
315 (IX86_BUILTIN_COMLEPS): Ditto.
316 (IX86_BUILTIN_COMGTPS): Ditto.
317 (IX86_BUILTIN_COMGEPS): Ditto.
318 (IX86_BUILTIN_COMUEQPS): Ditto.
319 (IX86_BUILTIN_COMUNEPS): Ditto.
320 (IX86_BUILTIN_COMULTPS): Ditto.
321 (IX86_BUILTIN_COMULEPS): Ditto.
322 (IX86_BUILTIN_COMUGTPS): Ditto.
323 (IX86_BUILTIN_COMUGEPS): Ditto.
324 (IX86_BUILTIN_COMORDPS): Ditto.
325 (IX86_BUILTIN_COMUNORDPS): Ditto.
326 (IX86_BUILTIN_COMFALSEPS): Ditto.
327 (IX86_BUILTIN_COMTRUEPS): Ditto.
328 (IX86_BUILTIN_COMEQPD): Ditto.
329 (IX86_BUILTIN_COMNEPD): Ditto.
330 (IX86_BUILTIN_COMLTPD): Ditto.
331 (IX86_BUILTIN_COMLEPD): Ditto.
332 (IX86_BUILTIN_COMGTPD): Ditto.
333 (IX86_BUILTIN_COMGEPD): Ditto.
334 (IX86_BUILTIN_COMUEQPD): Ditto.
335 (IX86_BUILTIN_COMUNEPD): Ditto.
336 (IX86_BUILTIN_COMULTPD): Ditto.
337 (IX86_BUILTIN_COMULEPD): Ditto.
338 (IX86_BUILTIN_COMUGTPD): Ditto.
339 (IX86_BUILTIN_COMUGEPD): Ditto.
340 (IX86_BUILTIN_COMORDPD): Ditto.
341 (IX86_BUILTIN_COMUNORDPD): Ditto.
342 (IX86_BUILTIN_COMFALSEPD): Ditto.
343 (IX86_BUILTIN_COMTRUEPD): Ditto.
344 (IX86_BUILTIN_PCOMEQUB): Ditto.
345 (IX86_BUILTIN_PCOMNEUB): Ditto.
346 (IX86_BUILTIN_PCOMLTUB): Ditto.
347 (IX86_BUILTIN_PCOMLEUB): Ditto.
348 (IX86_BUILTIN_PCOMGTUB): Ditto.
349 (IX86_BUILTIN_PCOMGEUB): Ditto.
350 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
351 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
352 (IX86_BUILTIN_PCOMEQUW): Ditto.
353 (IX86_BUILTIN_PCOMNEUW): Ditto.
354 (IX86_BUILTIN_PCOMLTUW): Ditto.
355 (IX86_BUILTIN_PCOMLEUW): Ditto.
356 (IX86_BUILTIN_PCOMGTUW): Ditto.
357 (IX86_BUILTIN_PCOMGEUW): Ditto.
358 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
359 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
360 (IX86_BUILTIN_PCOMEQUD): Ditto.
361 (IX86_BUILTIN_PCOMNEUD): Ditto.
362 (IX86_BUILTIN_PCOMLTUD): Ditto.
363 (IX86_BUILTIN_PCOMLEUD): Ditto.
364 (IX86_BUILTIN_PCOMGTUD): Ditto.
365 (IX86_BUILTIN_PCOMGEUD): Ditto.
366 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
367 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
368 (IX86_BUILTIN_PCOMEQUQ): Ditto.
369 (IX86_BUILTIN_PCOMNEUQ): Ditto.
370 (IX86_BUILTIN_PCOMLTUQ): Ditto.
371 (IX86_BUILTIN_PCOMLEUQ): Ditto.
372 (IX86_BUILTIN_PCOMGTUQ): Ditto.
373 (IX86_BUILTIN_PCOMGEUQ): Ditto.
374 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
375 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
376 (IX86_BUILTIN_PCOMEQB): Ditto.
377 (IX86_BUILTIN_PCOMNEB): Ditto.
378 (IX86_BUILTIN_PCOMLTB): Ditto.
379 (IX86_BUILTIN_PCOMLEB): Ditto.
380 (IX86_BUILTIN_PCOMGTB): Ditto.
381 (IX86_BUILTIN_PCOMGEB): Ditto.
382 (IX86_BUILTIN_PCOMFALSEB): Ditto.
383 (IX86_BUILTIN_PCOMTRUEB): Ditto.
384 (IX86_BUILTIN_PCOMEQW): Ditto.
385 (IX86_BUILTIN_PCOMNEW): Ditto.
386 (IX86_BUILTIN_PCOMLTW): Ditto.
387 (IX86_BUILTIN_PCOMLEW): Ditto.
388 (IX86_BUILTIN_PCOMGTW): Ditto.
389 (IX86_BUILTIN_PCOMGEW): Ditto.
390 (IX86_BUILTIN_PCOMFALSEW): Ditto.
391 (IX86_BUILTIN_PCOMTRUEW): Ditto.
392 (IX86_BUILTIN_PCOMEQD): Ditto.
393 (IX86_BUILTIN_PCOMNED): Ditto.
394 (IX86_BUILTIN_PCOMLTD): Ditto.
395 (IX86_BUILTIN_PCOMLED): Ditto.
396 (IX86_BUILTIN_PCOMGTD): Ditto.
397 (IX86_BUILTIN_PCOMGED): Ditto.
398 (IX86_BUILTIN_PCOMFALSED): Ditto.
399 (IX86_BUILTIN_PCOMTRUED): Ditto.
400 (IX86_BUILTIN_PCOMEQQ): Ditto.
401 (IX86_BUILTIN_PCOMNEQ): Ditto.
402 (IX86_BUILTIN_PCOMLTQ): Ditto.
403 (IX86_BUILTIN_PCOMLEQ): Ditto.
404 (IX86_BUILTIN_PCOMGTQ): Ditto.
405 (IX86_BUILTIN_PCOMGEQ): Ditto.
406 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
407 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
408 (enum multi_arg_type): New enum for describing the various SSE5
409 intrinsic argument types.
410 (bdesc_multi_arg): New table for SSE5 intrinsics.
411 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
412 (ix86_expand_multi_arg_builtin): New function for creating SSE5
414 (ix86_expand_builtin): Add SSE5 intrinsic support.
415 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
416 operand instructions.
417 (ix86_expand_sse5_multiple_memory): New function to split the
418 second memory reference from SSE5 instructions.
419 (type_has_variadic_args_p): Delete in favor of stdarg_p.
420 (ix86_return_pops_args): Use stdarg_p to determine if the function
421 has variable arguments.
422 (ix86_setup_incoming_varargs): Ditto.
423 (x86_this_parameter): Ditto.
425 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
427 (ix86_expand_sse5_pack): Ditto.
428 (ix86_sse5_valid_op_p): Ditto.
429 (ix86_expand_sse5_multiple_memory): Ditto.
431 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
432 constant for SSE5 support.
433 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
434 (UNSPEC_SSE5_TRUEFALSE): Ditto.
435 (UNSPEC_SSE5_PERMUTE): Ditto.
436 (UNSPEC_SSE5_ASHIFT): Ditto.
437 (UNSPEC_SSE5_LSHIFT): Ditto.
438 (UNSPEC_FRCZ): Ditto.
439 (UNSPEC_CVTPH2PS): Ditto.
440 (UNSPEC_CVTPS2PH): Ditto.
441 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
443 (COM_FALSE_S): Ditto.
444 (COM_FALSE_P): Ditto.
447 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
448 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
450 (memory attribute): Ditto.
451 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
452 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
453 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
454 (floor<mode>2): Ditto.
455 (ceil<mode>2): Ditto.
456 (btrunc<mode>2): Ditto.
457 (nearbyintdf2): Ditto.
458 (nearbyintsf2): Ditto.
459 (sse_setccsf): Disable if SSE5.
460 (sse_setccdf): Ditto.
461 (sse5_setcc<mode>): New support for SSE5 conditional move.
462 (sse5_pcmov_<mode>): Ditto.
464 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
467 (ssemodesuffixf4): New mode attribute for SSE5.
468 (ssemodesuffixf2s): Ditto.
469 (ssemodesuffixf2c): Ditto.
470 (sserotatemax): Ditto.
471 (ssescalarmode): Ditto.
472 (sse_maskcmpv4sf3): Disable if SSE5.
473 (sse_maskcmpv2df3): Ditto.
474 (sse_vmmaskcmpv4sf3): Ditto.
475 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
476 (sse5_vmfmadd<mode>4): Ditto.
477 (sse5_fmsub<mode>4): Ditto.
478 (sse5_vmfmsub<mode>4): Ditto.
479 (sse5_fnmadd<mode>4): Ditto.
480 (sse5_vmfnmadd<mode>4): Ditto.
481 (sse5_fnmsub<mode>4): Ditto.
482 (sse5_vmfnmsub<mode>4): Ditto.
483 (sse5i_fmadd<mode>4): Ditto.
484 (sse5i_fmsub<mode>4): Ditto.
485 (sse5i_fnmadd<mode>4): Ditto.
486 (sse5i_fnmsub<mode>4): Ditto.
487 (sse5i_vmfmadd<mode>4): Ditto.
488 (sse5i_vmfmsub<mode>4): Ditto.
489 (sse5i_vmfnmadd<mode>4): Ditto.
490 (sse5i_vmfnmsub<mode>4): Ditto.
491 (mulv16qi3): Add SSE5 support.
493 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
494 (sse2_mulv4si3): Disable if SSE5.
495 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
496 (sse4_1_roundps): Ditto.
497 (sse4_1_roundsd): Ditto.
498 (sse4_1_roundss): Ditto.
499 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
501 (sse_maskcmpsf3): Ditto.
502 (sse_vmmaskcmpv4sf3): Ditto.
503 (sse2_maskcmpv2df3): Ditto.
504 (sse2_maskcmpdf3): Ditto.
505 (sse2_vmmaskcmpv2df3): Ditto.
506 (sse2_eq<mode>3): Ditto.
507 (sse2_gt<mode>3): Ditto.
508 (sse5_pcmov_<mode>): Add SSE5 support.
509 (vec_unpacku_hi_v16qi): Ditto.
510 (vec_unpacks_hi_v16qi): Ditto.
511 (vec_unpacku_lo_v16qi): Ditto.
512 (vec_unpacks_lo_v16qi): Ditto.
513 (vec_unpacku_hi_v8hi): Ditto.
514 (vec_unpacks_hi_v8hi): Ditto.
515 (vec_unpacku_lo_v8hi): Ditto.
516 (vec_unpacks_lo_v8hi): Ditto.
517 (vec_unpacku_hi_v4si): Ditto.
518 (vec_unpacks_hi_v4si): Ditto.
519 (vec_unpacku_lo_v4si): Ditto.
520 (vec_unpacks_lo_v4si): Ditto.
521 (sse5_pmacsww): New SSE5 intrinsic insn.
522 (sse5_pmacssww): Ditto.
523 (sse5_pmacsdd): Ditto.
524 (sse5_pmacssdd): Ditto.
525 (sse5_pmacssdql): Ditto.
526 (sse5_pmacssdqh): Ditto.
527 (sse5_pmacsdqh): Ditto.
528 (sse5_pmacsswd): Ditto.
529 (sse5_pmacswd): Ditto.
530 (sse5_pmadcsswd): Ditto.
531 (sse5_pmadcswd): Ditto.
532 (sse5_pcmov_<move>): Conditional move support on SSE5.
533 (sse5_phaddbw): New SSE5 intrinsic insn.
534 (sse5_phaddbd): Ditto.
535 (sse5_phaddbq): Ditto.
536 (sse5_phaddwd): Ditto.
537 (sse5_phaddwq): Ditto.
538 (sse5_phadddq): Ditto.
539 (sse5_phaddubw): Ditto.
540 (sse5_phaddubd): Ditto.
541 (sse5_phaddubq): Ditto.
542 (sse5_phadduwd): Ditto.
543 (sse5_phadduwq): Ditto.
544 (sse5_phaddudq): Ditto.
545 (sse5_phsubbw): Ditto.
546 (sse5_phsubwd): Ditto.
547 (sse5_phsubdq): Ditto.
549 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
550 (sse5_pperm_zero_v16qi_v8hi): Ditto.
551 (sse5_pperm_sign_v8hi_v4si): Ditto.
552 (sse5_pperm_zero_v8hi_v4si): Ditto.
553 (sse5_pperm_sign_v4si_v2di): Ditto.
554 (sse5_pperm_sign_v4si_v2di): Ditto.
555 (sse5_pperm_pack_v2di_v4si): Ditto.
556 (sse5_pperm_pack_v4si_v8hi): Ditto.
557 (sse5_pperm_pack_v8hi_v16qi): Ditto.
558 (sse5_perm<mode>): New SSE5 intrinsic insn.
559 (rotl<mode>3): Ditto.
560 (sse5_rotl<mode>3): Ditto.
561 (sse5_ashl<mode>3): Ditto.
562 (sse5_lshl<mode>3): Ditto.
563 (sse5_frcz<mode>2): Ditto.
564 (sse5s_frcz<mode>2): Ditto.
565 (sse5_cvtph2ps): Ditto.
566 (sse5_cvtps2ph): Ditto.
567 (sse5_vmmaskcmp<mode>3): Ditto.
568 (sse5_com_tf<mode>3): Ditto.
569 (sse5_maskcmp<mode>3): Ditto.
570 (sse5_maskcmp_uns<mode>3): Ditto.
571 (sse5_maskcmp_uns2<mode>3): Ditto.
572 (sse5_pcom_tf<mode>3): Ditto.
574 * config/i386/predicates.md (sse5_comparison_float_operator):
575 New predicate to match the comparison operators supported by
576 the SSE5 com instruction.
577 (ix86_comparison_int_operator): New predicate to match just the
578 signed int comparisons.
579 (ix86_comparison_uns_operator): New predicate to match just the
580 unsigned int comparisons.
582 * doc/invoke.texi (-msse5): Add documentation.
583 (-mfused-madd): Ditto.
585 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
587 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
591 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
593 * config/i386/bmmintrin.h: New file, provide common x86 compiler
594 intrinisics for SSE5.
596 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
599 * config/i386/mmintrin-common.h: New file, to contain common
600 instructions between SSE4.1 and SSE5.
602 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
603 FOREACH_FUNCTION_ARGS to iterate over the argument list.
604 (gen_regparm_prefix): Ditto.
606 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
607 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
608 prototype_p to determine if a function is prototyped.
610 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
612 * c-common.c (c_common_reswords) add the alignof keyword,
613 with same RID as __alignof and __alignof__
615 2009-08-25 Anatoly Sokolov <aesok@post.ru>
617 * hooks.h (hook_bool_const_int_const_int_true): Declare.
618 * hooks.c (hook_bool_const_int_const_int_true): New function.
619 * target.h (struct gcc_target): Add can_eliminate field.
620 * target-def.h (TARGET_CAN_ELIMINATE): Define.
621 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
622 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
623 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
624 (elim_table): Revise comment.
625 * system.h (CAN_ELIMINATE): Poison.
626 * defaults.h (CAN_ELIMINATE): Remove.
627 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
629 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
630 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
632 (alpha_vms_can_eliminate): Declare as static, change return type to
634 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
636 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
637 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
638 (arm_can_eliminate): New function.
640 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
641 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
642 (avr_can_eliminate): Declare as static.
643 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
645 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
646 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
647 (bfin_can_eliminate): New function.
649 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
650 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
651 (crx_can_eliminate): New function.
653 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
654 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
655 (fr30_can_eliminate): New function.
657 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
658 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
659 (frv_can_eliminate): New function.
661 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
662 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
663 (h8300_can_eliminate): New function.
665 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
666 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
667 (i386_can_eliminate): Declare as static, change return type to bool.
668 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
670 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
671 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
672 (ia64_can_eliminate): New function.
674 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
675 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
676 (iq2000_can_eliminate): New function.
678 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
679 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
680 (m32r_can_eliminate): New function.
682 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
683 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
684 (m68hc11_can_eliminate): New function.
686 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
687 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
688 (m68k_can_eliminate): New function.
690 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
691 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
692 (mep_can_eliminate): New function.
694 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
695 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
696 (mips_can_eliminate): New function.
698 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
699 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
700 (rs6000_can_eliminate): New function.
702 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
703 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
704 (s390_can_eliminate): Declare as static.
705 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
707 * config/score/score.h (CAN_ELIMINATE): Remove macro.
708 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
709 (score_can_eliminate): New function.
711 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
712 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
713 (sparc_can_eliminate): Declare as static.
714 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
716 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
717 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
718 (xstormy16_can_eliminate): New function.
720 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
721 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
722 (v850_can_eliminate): New function.
724 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
726 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
727 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
728 (*movdfcc_ext[1234]): Disable for IEEE mode.
730 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
732 * gimplify.c (prepare_gimple_addressable): New static function.
733 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
735 (gimplify_addr_expr): Invoke it similarly on the operand instead of
736 manually fiddling with it.
738 2009-08-25 Michael Matz <matz@suse.de>
740 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
741 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
743 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
744 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
745 (do_jump): Split out code for simple binary comparisons into ...
746 (do_jump_1): ... this, taking the individual operands and code.
747 Change callers to helper function above accordingly.
748 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
751 2009-08-25 Michael Matz <matz@suse.de>
753 * expr.h (struct separate_ops, sepops): New type for passing
754 around an exploded simple expression.
755 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
756 Use this structure instead of expression tree.
757 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
758 expression, only its type.
759 (expand_vec_cond_expr): Take type and individual operands instead
761 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
762 expand_vec_shift_expr): Change prototype accordingly.
763 * tree-vect-stmts.c (vectorizable_condition): Change call of
764 expand_vec_cond_expr_p to pass only type.
765 * expr.c (do_store_flags): Change prototype and implementation
766 to take an exploded expression.
767 (expand_expr_real_1): New local ops initialized with details
768 of the full expression. Use it instead of full
769 expression in calls to do_store_flags, expand_vec_cond_expr,
770 expand_widen_pattern_expr and expand_vec_shift_expr.
772 2009-08-25 Michael Matz <matz@suse.de>
774 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
775 treeop2 initialized with first three operands of the full expression.
776 Substitute all TREE_OPERAND (exp, [012]) calls with them.
778 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
780 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
781 (__gthread_objc_condition_allocate): Mark arguments as unused.
782 (__gthread_objc_condition_deallocate): Likewise.
783 (__gthread_objc_condition_wait): Likewise.
784 (__gthread_objc_condition_broadcast): Likewise.
785 (__gthread_objc_condition_signal): Likewise.
786 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
787 (__gthread_objc_thread_id): Likewise.
789 2009-08-25 Janus Weil <janus@gcc.gnu.org>
792 * tree-pretty-print.c (print_call_name): Print the correct call name
793 for procedure pointer components.
795 2009-08-24 Steve Ellcey <sje@cup.hp.com>
797 * config/ia64/ia64.c (ia64_promote_function_mode): Call
798 default_promote_function_mode when not VMS.
800 2009-08-24 Olivier Hainque <hainque@adacore.com>
802 * convert.c (convert_to_integer): Don't assume an input pointer is
803 POINTER_SIZE wide. Fetch from the type instead.
805 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
807 * configure.ac (AC_PREREQ): Bump to 2.64.
809 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
811 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
812 (process_command): Don't search standard_exec_prefix_1 and
813 standard_exec_prefix_2.
815 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
817 * config/arm/arm.c (output_return_instruction): Handle for
820 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
822 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
824 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
826 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
827 (*arm_movdf_vfp): Likewise.
829 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
831 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
832 (vashr<mode>3): Rename from ashr<mode>3.
833 (vlshr<mode>3): Rename from lshr<mode>3.
835 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
838 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
839 (check_format_info_main): Use scalar_identify_flag.
840 (check_format_types): Check for scalar size identity if
841 scalar_identify_flag is set.
842 (printf_length_specs): Extend by new field.
843 (asm_fprintf_length_specs): Likewise.
844 (gcc_diag_length_specs): Likewise.
845 (scanf_length_specs): Likewise.
846 (strfmon_length_specs): Likewise.
847 (gcc_gfc_length_specs): Likewise.
848 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
849 (ms_printf_flag_specs): Likewise.
850 * c-format.h (format_length_info): Add new member scalar_identity_flag.
852 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
855 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
856 (*call_value_pop_1): Ditto.
857 (*sibcall_pop_1): New insn pattern.
858 (*sibcall_value_pop_1): Ditto.
860 2009-08-23 Alan Modra <amodra@bigpond.net.au>
863 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
866 2009-08-23 Alan Modra <amodra@bigpond.net.au>
869 * fwprop.c (try_fwprop_subst): Allow multiple sets.
870 (get_reg_use_in): New function.
871 (forward_propagate_subreg): Propagate through subreg of zero_extend
874 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
876 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
877 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
879 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
881 * configure.ac: Remove --with-datarootdir, --with-docdir,
882 --with-htmldir switches. No need to call AC_SUBST for
883 datarootdir, docdir, htmldir any more.
884 * configure: Regenerate.
885 * doc/install.texi (Configuration): Document --datarootdir,
886 --docdir, --htmldir, --pdfdir; update documentation for
888 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
891 * aclocal.m4: Regenerate.
892 * config.in: Regenerate.
893 * configure: Regenerate.
895 2009-08-21 Douglas B Rupp <rupp@gnat.com>
896 Olivier Hainque <hainque@adacore.com>
898 * config/ia64/ia64.c: Include libfuncs.h.
899 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
900 (ia64_expand_call): Use reg 25 on VMS.
901 (ia64_initialize_trampoline): Fix for VMS ABI.
902 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
903 (ia64_function_arg): Initialize reg 25 on VMS.
904 Fix OpenVMS ABI issues for varargs.
905 For OpenVMS, emit the Argument Information register set in the
906 incoming/sibcall case as well.
907 (ia64_arg_type): New function.
908 (ia64_function_arg_advance): Keep track of cum->words.
909 Fix OpenVMS ABI issues for varargs.
910 (ia64_function_value): On VMS, promote mode of non-aggregate types.
911 (ia64_override_options): Set flag_no_common on VMS.
912 (ia64_init_builtins): Disable FWRITE builtin.
913 (ia64_asm_output_external): Call DO_CRTL_NAMES.
914 (ia64_vms_init_libfuncs): Add decc$ routines.
915 (ia64_vms_valid_pointer_mode): New function.
916 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
917 (ia64_promote_function_mode): New function
918 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
919 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
920 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
921 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
922 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
923 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
924 Suppress trailing '#' if VALUE is numeric.
925 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
926 ia64_promote_function_mode.
927 (TARGET_VALID_POINTER_MODE): Define.
929 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
932 * config/rs6000/rs6000.c (rs6000_override_options): Use
933 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
936 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
937 reporting of vector + decimal/boolean/complex error.
939 2009-08-21 Jakub Jelinek <jakub@redhat.com>
941 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
942 __vector double TYPE_DECL.
944 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
946 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
947 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
948 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
949 to pointer to enum machine_mode. Update all callers as needed.
951 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
953 * config/alpha/alpha.md (exception_receiver): Emit alternative
954 GP load sequence if flag_reorder_blocks_and_partition is set.
955 (*exception_receiver_2): Also enable when
956 flag_reorder_blocks_and_partition is set.
958 2009-08-20 Matt Rice <ratmice@gmail.com>
959 Diego Novillo <dnovillo@google.com>
961 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
964 2009-08-20 Richard Guenther <rguenther@suse.de>
966 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
967 * c-tree.h (c_dup_lang_specific_decl): Remove.
968 (struct lang_decl, struct lang_type): Move definitions ...
969 * c-lang.h: ... here. New file.
970 * c-decl.c: Include c-lang.h.
971 (c_dup_lang_specific_decl): Remove.
972 * c-typeck.c: Include c-lang.h.
973 * Makefile.in (c-decl.o): Add c-lang.h dependency.
974 (c-typeck.o): Likewise.
975 * c-config-lang.in (gtfiles): Add c-lang.h.
976 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
979 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
981 * config/alpha/alpha.c (alpha_end_function): Do not clear
982 crtl->emit structure and free insn locators if cfun->is_thunk is true,
983 this is now handled in generic code.
985 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
987 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
988 (s390_z10_fix_long_loop_prediction): New function.
989 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
990 (s390_reorg): Walk over the INSNs and invoke
991 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
993 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
995 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
996 "*brx_64bit", "*brx_31bit"): New patterns.
997 * config/s390/s390.c ('E'): New output modifier.
999 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1000 Richard Earnshaw <richard.earnshaw@arm.com>
1002 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
1003 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
1005 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1007 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
1009 * pa.c (emit_move_sequence): Check if address of operand1 is valid
1010 for mode mode of operand0 when doing secondary reload for SAR.
1012 2009-08-19 Jakub Jelinek <jakub@redhat.com>
1015 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
1016 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
1018 2009-08-19 Jason Merrill <jason@redhat.com>
1020 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
1021 supported template depth in C++0x.
1023 2009-08-19 Jakub Jelinek <jakub@redhat.com>
1025 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
1026 free_after_compilation.
1027 * config/score/score7.c (score7_output_mi_thunk): Likewise.
1028 * config/score/score3.c (score3_output_mi_thunk): Likewise.
1029 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1030 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1031 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1032 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1033 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1035 2009-08-19 Ian Lance Taylor <iant@google.com>
1037 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
1038 of (plus (mult (neg B) C) A).
1040 2009-08-18 Michael Matz <matz@suse.de>
1042 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
1043 instead of comparing TYPE_MAIN_VARIANT for equality.
1044 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
1045 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
1046 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
1047 * gimplify.c (goa_lhs_expr_p): Ditto and use
1048 STRIP_USELESS_TYPE_CONVERSION.
1050 2009-08-18 Michael Matz <matz@suse.de>
1052 * tree-ssa-structalias.c (create_variable_info_for): Also mark
1053 first field in a struct.
1054 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
1056 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1058 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1059 locators before emit_insn is called. Remove assert that
1061 (alpha_end_function): Clear crtl->emit structure and free insn
1062 locators if cfun->is_thunk is true.
1064 2009-08-18 Jason Merrill <jason@redhat.com>
1066 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1068 * configure.ac: Test for it.
1069 * configure, config.in: Regenerate.
1070 * doc/install.texi: Document --enable-gnu-unique-object.
1072 2009-08-18 Richard Guenther <rguenther@suse.de>
1075 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
1076 pow(x,y*z) only if x is nonnegative.
1078 2009-08-18 Jakub Jelinek <jakub@redhat.com>
1080 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
1084 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
1085 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
1087 2009-08-17 DJ Delorie <dj@redhat.com>
1089 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
1090 * config/m32c/prologue.md (epilogue_freit): New.
1092 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
1093 (bank_switch_p): Likewise.
1094 (fast_interrupt_p): Likewise.
1095 (interrupt_p): Likewise.
1096 (m32c_conditional_register_usage): Round memregs size up.
1097 (need_to_save): We only need to save $a0 when we use ENTER.
1098 (interrupt_p): Check for fast_interrupt too.
1099 (bank_switch_p): New.
1100 (fast_interrupt_p): New.
1101 (m32c_attribute_table): Add bank_switch and fast_interrupt.
1102 (m32c_emit_prolog): Support bank switching and fast interrupts.
1103 * doc/extend.texi (Function Attributes): Add bank_switch and
1106 2009-08-17 Douglas B Rupp <rupp@gnat.com>
1108 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
1109 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
1111 2009-08-16 Douglas B Rupp <rupp@gnat.com>
1113 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
1114 (menu): Add IA-64/VMS Options.
1115 (IA-64/VMS Options): Likewise.
1117 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
1120 * config/mips/mips.md (*lwxs): Use :P for pointer values.
1122 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
1124 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
1125 (mips_pop_asm_switch): Likewise.
1126 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
1128 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
1129 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
1130 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
1131 (mips_print_operand_punctuation): Use them. Check mips_noreorder
1132 instead of set_noreorder.
1133 (mips_output_function_prologue): Use the new functions.
1134 (mips_output_function_epilogue): Likewise.
1135 (mips_need_noat_wrapper_p): New function, split out from...
1136 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
1137 Use mips_push_asm_switch and mips_pop_asm_switch.
1138 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
1139 and mips_pop_asm_switch.
1140 (ASM_OUTPUT_REG_POP): Likewise.
1141 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
1142 Use mips_pop_asm_switch.
1143 (mips_asm_switch): New structure.
1144 (set_noreorder, set_nomacro): Replace with...
1145 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
1146 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
1147 instead of set_nomacro.
1148 (fix_truncsfsi2_macro): Likewise.
1149 (cprestore): Likewise.
1150 (hazard): Use mips_noreorder instead of set_noreorder.
1151 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1153 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
1155 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
1156 from prev_active_insn.
1158 2009-08-16 Anatoly Sokolov <aesok@post.ru>
1160 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
1161 * config/avr/avr.c (avr_override_options): Initialize
1162 avr_current_arch variable.
1163 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
1164 __AVR_HAVE_16BIT_SP__ according to the device type.
1165 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
1167 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
1168 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
1170 2009-08-16 Dodji Seketeli <dodji@redhat.com>
1173 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
1174 generating inlined subroutine die only. We shouldn't be
1175 called for anything else.
1176 (gen_block_die): Don't generate inline subroutine debug info for
1179 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1181 * graphite-poly.c (print_pbb): Print PBB index.
1183 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1186 * graphite-interchange.c (ppl_max_for_le): Moved...
1187 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1188 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
1189 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1190 * graphite-ppl.h (ppl_max_for_le): Declared.
1192 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
1194 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
1195 supported on all platforms.
1196 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
1197 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
1198 * c-pragma.c: Likewise.
1199 * target-def.h (TARGET_INITIALIZER): Remove
1200 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
1201 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
1203 2009-08-14 Douglas B Rupp <rupp@gnat.com>
1205 * config/ia64/fde-vms.c: New file.
1206 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
1207 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
1208 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
1209 (uw_frame_state_for): Only register a personality routine if it is
1210 known to be compatible with our expectations.
1211 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
1212 Declare unw_table_entry stack variable and
1213 mod all calls to _Unwind_FindTableEntry to add arg.
1214 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
1215 (_Unwind_FindTableEntry): Add arg to prototype.
1217 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
1219 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
1220 field 'signal_pfs_loc'.
1221 (uw_frame_state_for): Remove duplicate code dealing with leaf
1222 procedures without unwind info.
1223 If in the frame after unwinding through a signal handler, restore
1224 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
1225 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
1226 'pfs_loc' to the AR.PFS location in the signal context; instead
1227 set 'signal_pfs_loc'.
1228 Manually generate the unwind info for the AR.PFS register.
1229 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
1230 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
1231 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
1232 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
1233 instead set 'signal_pfs_loc'.
1234 Remove code preventing the AR.PFS register from being restored
1235 from the signal context.
1237 2009-08-14 Douglas B Rupp <rupp@gnat.com>
1238 Tristan Gingold <gingold@adacore.com>
1240 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
1241 * config/ia64/t-vms: New file.
1242 * config/ia64/vms64.h: New file.
1243 * config/ia64/vms.h: New file.
1244 * config/ia64/vms-crtinit.asm: New file.
1245 * config/ia64/vms_symvec_libgcc_s.opt: New file.
1246 * config/ia64/vms-unwind.h: New file.
1248 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
1250 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
1253 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1256 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
1258 * real.h (do_mpc_arg2): ... here.
1259 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
1262 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
1264 * final.c (add_debug_prefix_map): Don't use GC memory for
1265 old_prefix and new_prefix.
1267 2009-08-14 Richard Guenther <rguenther@suse.de>
1269 * ipa-prop.c (compute_complex_pass_through): If we cannot
1270 compute a non-varying offset for IPA_JF_ANCESTOR punt.
1272 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1274 * c-lex.c (c_lex_with_flags): Increase size of local variable
1275 to avoid memory clobber.
1277 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
1280 * config/i386/i386.c (ix86_fp_comparison_strategy):
1281 Only enable/disable sahf at function granularity.
1283 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
1285 PR rtl-optimization/41064
1286 * reload1.c (reload_as_needed): Don't call extract_insn
1287 for known invalid replacements after calling
1288 validate_replace_rtx_group and verify_changes.
1290 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
1293 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
1294 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
1295 ix86_expand_fp_vcond.
1296 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
1297 Assert that operation is supported by ix86_expand_int_vcond.
1298 (vcondu<SSEMODE124C8:mode>): Ditto.
1300 2009-08-13 DJ Delorie <dj@redhat.com>
1302 * config/i386/djgpp-stdint.h: New.
1303 * config.gcc (djgpp): Use it.
1305 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
1307 * config/sh/sh.c (sh_override_options): When flag_exceptions or
1308 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
1310 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1312 * tree-ssa-loop-prefetch.c
1313 (prune_ref_by_group_reuse): Enhance probabilistic analysis
1314 for long-stride pruning.
1315 (compute_miss_rate): New function to compute the probability
1316 that two memory references access different cache lines.
1318 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
1320 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
1322 2009-08-13 Richard Guenther <rguenther@suse.de>
1325 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
1326 use the constant pointer type.
1327 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
1328 of CV qualifiers on the target pointer type.
1329 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
1330 conversion check before restrict check.
1332 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1335 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
1337 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
1339 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
1341 2009-08-12 Richard Guenther <rguenther@suse.de>
1343 PR tree-optimization/41011
1344 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
1345 and reference constructing.
1347 2009-08-12 Xinliang David Li <davidxl@google.com>
1349 PR tree-optimization/41012
1350 * tree-flow.h : New external interface.
1351 * gimple-low.c (check_call_arg): Change to public function.
1352 Remove argument mismatch check in lowering.
1353 * tree-inline.h (tree_can_inline_p): Interface change.
1354 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
1356 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
1357 Call change to tree_can_inline_p function.
1358 (cgraph_decide_inlining_incrementally): Ditto.
1360 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
1362 PR tree-optimization/41031
1363 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
1364 on the partition variable rather than promote_mode on the source
1365 type. Assert that the partition variable's type has the same
1366 mode as the source value's.
1368 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
1370 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
1371 for for_return == 2.
1372 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
1374 * calls.c (expand_call): Fix typo.
1375 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
1377 * stmt.c (expand_value_return): Use promote_function_mode to copy out
1379 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
1380 * config/cris/cris.c (cris_promote_function_mode): Likewise.
1381 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
1382 * config/pa/pa.c (pa_promote_function_mode): Likewise.
1384 2009-08-12 Andrew Haley <aph@redhat.com>
1386 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
1388 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1391 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
1393 2009-08-12 Richard Guenther <rguenther@suse.de>
1395 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
1396 * gimplify.c (gimplify_modify_expr): Do not use
1397 lang_hooks.types_compatible_p.
1398 * tree-ssa.c (useless_type_conversion_p): For aggregates
1399 just return false if the canonical types differ.
1401 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1404 * sese.c (convert_for_phi_arg): New.
1405 (add_guard_exit_phis): Use convert_for_phi_arg.
1407 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1409 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1410 unknown subscript upper bounds.
1412 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1413 Pranav Garg <pranav.garg2107@gmail.com>
1415 * graphite-interchange.c (gather_access_strides): Removed.
1416 (ppl_max_for_le): New.
1417 (build_linearized_memory_access): New.
1418 (memory_stride_in_loop): New.
1419 (pbb_interchange_profitable_p): Reimplemented.
1420 * graphite-ppl.h (ppl_new_id_map): New.
1421 (ppl_interchange): New.
1423 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1425 * graphite-interchange.c (compute_subscript): Removed.
1426 (compute_array_size_cstr): Removed.
1427 (compute_array_size_poly): Removed.
1428 (compute_array_size): Removed.
1429 (gather_access_strides_poly): Removed.
1430 (gather_access_strides): Empty.
1432 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1434 * graphite-dependences.c (dependence_polyhedron_1): Replace
1435 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1436 (graphite_legal_transform_dr): Same.
1437 (graphite_carried_dependence_level_k): Same.
1438 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1439 Initialize PDR_NB_SUBSCRIPTS.
1440 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1442 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1443 (PDR_NB_SUBSCRIPTS): New.
1444 (pdr_nb_subscripts): Removed.
1445 (pdr_dim): Simplified.
1446 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1447 with PDR_NB_SUBSCRIPTS.
1449 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1451 * graphite-interchange.c (compute_array_size): Remove use of
1453 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1454 Do not initialize PDR_DATA_CONTAINER.
1455 (print_pdr): Do not print PDR_DATA_CONTAINER.
1456 * graphite-poly.h (struct poly_dr): Remove data_container field.
1457 (PDR_DATA_CONTAINER): Removed.
1458 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1460 (build_poly_dr): Same.
1462 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1463 Sebastian Pop <sebastian.pop@amd.com>
1465 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1466 copy of the dependence polyhedron. Free the temporary objects.
1467 (graphite_carried_dependence_level_k): Free unused objects before
1470 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1471 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1472 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1473 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1474 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1476 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1478 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1479 Early return without analyzing the data dependences if no
1480 transform has been done. Call restore_scattering if the transform
1482 (graphite-interchange.c): Same.
1483 * graphite-poly.c (print_scattering_function): Test for
1485 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1486 (apply_poly_transforms): Do not gcc_assert that
1487 the transform is legal.
1488 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
1489 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1490 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1491 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1492 * graphite-poly.h (struct poly_scattering): New.
1493 (struct poly_bb): Add original, transformed, and saved fields.
1494 Remove transformed_scattering, original_scattering,
1495 nb_local_variables and nb_scattering_transform fields.
1496 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1497 (poly_scattering_new): New.
1498 (poly_scattering_free): New.
1499 (poly_scattering_copy): New.
1500 (store_scattering_pbb): New.
1501 (store_scattering): New.
1502 (restore_scattering_pbb): New.
1503 (restore_scattering): New.
1504 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1505 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1507 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1509 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1512 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1514 * Makefile.in (graphite.o): Depends on PREDICT_H.
1515 * graphite.c: Include predict.h.
1516 (graphite_finalize): Call tree_estimate_probability.
1517 * predict.c (predict_loops): Do not call scev_initialize and
1519 (tree_estimate_probability_bb): New.
1520 (tree_estimate_probability): Do not initialize loops: move that
1521 code to the driver. Call tree_estimate_probability_bb.
1522 (tree_estimate_probability_driver): New.
1523 (pass_profile): Use tree_estimate_probability_driver.
1524 * predict.h (tree_estimate_probability): Declared.
1526 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1528 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1529 * graphite-dependences.c (graphite_legal_transform): Add time to
1530 TV_GRAPHITE_DATA_DEPS.
1531 (dependency_between_pbbs_p): Same.
1532 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1534 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
1536 PR rtl-optimization/41033
1537 * alias.c (nonoverlapping_component_refs_p): Punt when strict
1538 aliasing is disabled.
1540 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
1542 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
1543 si_mask_operand, and_load_operand, low_bitmask_operand,
1544 and_reg_operand, and_operand): New predicates.
1545 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
1546 * config/mips/mips.c (and_operands_ok): New function.
1547 * config/mips/mips-protos.h (and_operands_ok): Declare it.
1548 * config/mips/mips.md (move_type): Add ext_ins and logical.
1549 (type): Handle them.
1550 (and<mode>3): Use and_reg_operand as the second operand's predicate.
1551 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
1552 shift_shift. Remove commutative constraint modifier.
1553 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
1555 (*clear_upper32_dext): Remove define_insn_and_split.
1556 (*clear_upper32): Turn this define_insn_and_split ...
1557 (splitter for ANDing register with 0xffff_ffff): .. into this.
1559 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
1561 * combine.c (try_widen_shift_mode): Factor out code to check if an
1562 integer constant is a low-order bitmask from here ...
1563 * rtlanal.c (low_bitmask_len): ... to here.
1564 * rtl.h (low_bitmask_len): Declare.
1566 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
1569 * config/alpha/alpha.md (addsi3): Remove expander.
1570 (addsi3): Rename from *addsi3_internal insn pattern.
1571 (subsi3): Remove expander.
1572 (subsi3): Rename from *subsi3_internal insn pattern.
1574 2009-08-11 Douglas B Rupp <rupp@gnat.com>
1576 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
1579 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
1580 Eric Botcazou <botcazou@adacore.com>
1581 Douglas B Rupp <rupp@gnat.com>
1583 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
1584 that records that fit in 64 bits are returned by immediate value,
1585 as required by OpenVMS Calling Standard.
1586 (function_value): Adjust for above modification.
1587 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
1588 virtual_incoming_args_rtx as base object, not next_arg.
1589 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
1591 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1593 * reload.c (find_reloads_subreg_address): Check the original
1594 req_equiv_mem address to detect the case where an address is
1595 not valid in the outer mode.
1597 2009-08-11 Richard Guenther <rguenther@suse.de>
1600 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
1602 2009-08-10 Douglas B Rupp <rupp@gnat.com>
1604 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
1605 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
1607 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
1608 Douglas B Rupp <rupp@gnat.com>
1610 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
1611 PT_STACK when frame_pointer_needed on OpenVMS.
1612 (alpha_pv_save_size, alpha_using_fp): Remove.
1613 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
1614 with proper processing for PT_NULL.
1615 (alpha_vms_initial_elimination_offset): New function. Support for
1616 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
1617 (alpha_sa_size): Force procedure type to PT_STACK when
1618 frame_pointer_needed on OpenVMS.
1619 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
1620 (alpha_using_fp): Likewise.
1621 (alpha_vms_can_eliminate): Add prototype.
1622 (alpha_vms_initial_elimination_offset): Likewise.
1623 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
1624 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
1626 2009-08-10 Eric Botcazou <botcazou@adacore.com>
1627 Douglas B Rupp <rupp@gnat.com>
1629 * config/alpha/alpha.c (common_object_handler): New function.
1630 (vms_attribute_table): Declare a single attribute "common_object".
1631 (vms_output_aligned_decl_common): New global function.
1632 (SECTION_VMS_OVERLAY): Delete.
1633 (SECTION_VMS_GLOBAL): Likewise.
1634 (SECTION_VMS_INITIALIZE): Likewise.
1635 (vms_asm_named_section): Remove support for above flags.
1636 (vms_section_type_flags): Delete.
1637 (TARGET_SECTION_TYPE_FLAGS): Likewise.
1638 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
1639 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
1640 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
1642 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1645 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
1646 (sub_ddmmss): Likewise.
1648 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
1651 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
1654 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1657 * reload1.c (reload_as_needed): Use cancel_changes to completely
1658 undo a failed replacement attempt.
1660 2009-08-10 Richard Guenther <rguenther@suse.de>
1663 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
1664 (useless_type_conversion_p): ... here. Require pointer targets
1667 2009-08-10 Dodji Seketeli <dodji@redhat.com>
1670 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
1671 loose the original type of the statement list.
1673 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1675 * config/alpha/alpha.c: Include libfuncs.h
1676 (avms_asm_output_extern): New function.
1677 (alpha_init_libfuncs): Init some decc libfuncs.
1678 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
1679 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
1680 (DO_CRTL_NAMES): Define.
1682 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
1683 (LONG_TYPE_SIZE): Define.
1684 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
1685 (SUBTARGET_SWITCHES): Define malloc64 switch.
1686 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
1687 (MASK_RETURN_ADDR): Define.
1688 doc/invoke.texi (mmalloc64): Document switch.
1690 2009-08-09 Olivier Hainque <hainque@adacore.com>
1691 Douglas B Rupp <rupp@gnat.com>
1693 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
1694 uses_condition_handler.
1695 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
1696 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
1697 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
1698 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
1699 (code_for_builtin): New insn codes for the new alpha_builtins.
1700 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
1701 (alpha_sa_size): Account for uses_condition_handler.
1702 (alpha_expand_prologue): Likewise.
1703 (alpha_start_function): Likewise.
1704 (alpha_expand_epilogue): Likewise.
1705 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
1706 establish/revert expanders.
1707 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
1708 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
1709 New expander, resorting to the alpha.c associated function.
1710 (builtin_revert_vms_condition_handler): Likewise.
1711 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
1712 __gcc_shell_handler, the static VMS condition handler used as
1713 an indirection wrapper to the current dynamically established
1715 * config/alpha/vms-unwind.h: Complete rewrite.
1716 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
1717 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
1719 2009-08-09 Eric Botcazou <botcazou@adacore.com>
1720 Douglas B Rupp <rupp@gnat.com>
1722 * config/alpha/alpha.c (alpha_links): Add 'target' field.
1723 (alpha_need_linkage): Handle aliases. Return function symbol.
1724 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
1725 Use ultimate alias target for the linkage name.
1726 * config/alpha/alpha.md (movmemdi): Use the symbol returned
1727 by alpha_need_linkage for the function symbol.
1728 (setmemdi): Likewise.
1730 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1732 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
1733 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
1734 (ASM_WEAKEN_LABEL): Define.
1735 (CRT_CALL_STATIC_FUNCTION): Define.
1736 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
1737 (ENDFILE_SPEC): Define.
1738 (INIT_SECTION_ASM_OP): Define.
1739 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
1740 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
1742 (MULTILIB_OSDIRNAMES): Define.
1743 (shlib_version): Define.
1744 (SHLIB_EXT): Define.
1745 (SHLIB_OBJS): Define.
1746 (SHLIB_NAME): Define.
1747 (SHLIB_MULTILIB): Define.
1748 (SHLIB_INSTALL): Define.
1749 (SHLIB_SYMVEC): Define.
1750 (SHLIB_SYMVECX2): Define.
1751 (SHLIB_LINK): Define.
1753 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1755 * config/alpha/alpha.c (alpha_initialize_trampoline):
1756 Initialize VMS trampoline IAW ABI for bounded procedure calls.
1757 (alpha_start_function): Emit transfer address on nested functions
1758 for VMS trampoline call.
1759 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
1760 since no longer used.
1761 * config/alpha/vms-tramp.asm: Remove.
1762 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
1763 since now only data initialized at runtime.
1765 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1767 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
1768 (LINK_GCC_C_SEQUENCE_SPEC): Define.
1769 (MD_EXEC_PREFIX): Remove, no longer used.
1770 (MD_STARTFILE_PREFIX): Likewise.
1771 (INCLUDE_DEFAULTS): Likewise.
1772 * config/alpha/t-vms:
1773 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
1775 2009-08-09 Richard Guenther <rguenther@suse.de>
1777 PR tree-optimization/41016
1778 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
1779 (operand_precision): Remove.
1780 (integral_operand_p): Likewise.
1781 (recognize_single_bit_test): Adjust.
1783 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1785 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
1786 operation overflows. Likewise non-cast unary arithmetic.
1787 If one arm of a conditional expression is always taken,
1788 inhibit evaluation warnings for the other arm. Likewise inhibit
1789 evaluation warnings for the second && or || operand if the first
1790 operand is enough to determine the result.
1791 * c-typeck.c (build_conditional_expr): Apply the same inhibition
1793 (build_binary_op): Prevent duplicate evaluation warnings.
1795 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1797 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
1798 and destination have different modes, Use promote_mode to
1799 determine the signedness of the conversion. Assert that the
1800 promoted source mode matches the destination mode. Don't pass
1801 the destination and destination mode to expand_expr if the source
1802 mode is different. Simplify conversion logic.
1804 2009-08-09 Ira Rosen <irar@il.ibm.com>
1806 PR tree-optimization/41008
1807 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
1808 from condition only in case it's a comparison. Adjust checks.
1810 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
1812 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
1813 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
1814 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
1815 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
1816 (dump_cand): Handle them.
1817 (struct iv_cand): New members COST_STEP and AINC_USE.
1818 (stmt_after_increment): Likewise.
1819 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
1820 callers changed. Use gimple_uid comparison instead of scanning.
1821 (add_candidate_1): When looking for identical candidates, take
1822 AINC_USE into account. Set it for new candidates.
1823 (force_expr_to_var_cost): Cast target_spill_cost to int.
1824 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
1825 All callers changed. Check for availability of autoinc addressing
1826 modes, both in general for a given mode, and in the specific use case.
1827 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
1829 (get_computation_cost): Likewise.
1830 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
1831 add_autoinc_candidates): New static functions.
1832 (add_candidate): Call add_autoinc_candidates for candidates based on
1834 (find_iv_candidates): Call set_autoinc_for_original_candidates.
1835 (determine_use_iv_cost_address): If we have an autoinc candidate at
1836 the matching use, verify autoinc is possible and subtract the cost
1837 of the candidate's step from the cost.
1838 (determine_iv_cost): Record the cost of the increment in the COST_STEP
1839 member of the candidate.
1840 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
1841 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
1843 2009-08-09 Douglas B Rupp <rupp@gnat.com>
1845 * config.build (ia64-hp-*vms*): New target.
1846 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1848 * config.gcc (ia64-hp-*vms*): New target.
1849 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1851 * config.host (ia64-hp-*vms*): New target.
1852 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
1855 2009-08-08 Richard Guenther <rguenther@suse.de>
1857 PR tree-optimization/40991
1858 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
1860 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
1862 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
1863 mode check. Do truncations in an integer mode.
1864 (force_to_mode): Handle subregs for all mode types. Only do
1865 arithmetic simplifications on integer modes.
1867 2009-08-07 Richard Guenther <rguenther@suse.de>
1869 PR tree-optimization/40999
1870 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
1871 (maybe_fold_reference): Lookup constant initializers.
1872 (fold_gimple_assign): Likewise.
1874 2009-08-07 Richard Guenther <rguenther@suse.de>
1876 * tree-ssa.c (useless_type_conversion_p_1): Only for types
1877 that require structural equality defer to the langhook.
1879 2009-08-07 Martin Jambor <mjambor@suse.cz>
1881 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
1883 (struct ipa_pass_through_data): New type.
1884 (struct ipa_ancestor_jf_data): New type.
1885 (union jump_func_value): Removed field formal_id, added fields
1886 pass_through and ancestor.
1887 (struct ipa_param_call_note): Changed type of formal_id to int from
1889 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
1890 operations jump functions and ancestor jump functions.
1891 (compute_complex_pass_through): New function.
1892 (compute_scalar_jump_functions): Call compute_complex_pass_through,
1893 reflect changes in the jump function strucutre.
1894 (update_jump_functions_after_inlining): Ignore complex pass-through
1895 and ancestor jump functions.
1896 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
1897 polynomial pass-through with operation jump functions.
1899 2009-08-07 Jakub Jelinek <jakub@redhat.com>
1901 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
1902 fde->dw_fde_begin as begin label instead of hot/cold label.
1903 Use LLSDAC label instead of LLSDA for second section lsda.
1904 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
1905 label instead of LLSDA if it is true.
1906 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
1908 * except.c (add_call_site, dw2_size_of_call_site_table): Add
1909 SECTION argument. Use it as index into crtl->eh.call_site_record
1911 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
1912 use it to determine how to print table entries instead of using
1913 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
1914 label instead of normal begin label as base.
1915 (sjlj_assign_call_site_values): Adjust add_call_site caller.
1916 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
1917 ensure no EH range spans between sections and that landing pads
1918 are always in the corresponding section.
1919 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
1920 for crtl->eh.call_site_record being an array rather than scalar.
1921 (output_one_function_exception_table): New function, copied
1922 from output_function_exception_table. Adjust
1923 dw2_size_of_call_site_table, dw2_output_call_site_table
1924 callers. For SECOND section use *C suffixed labels.
1925 (output_function_exception_table): Call
1926 output_one_function_exception_table and, when doing hot/cold
1927 partitioning, also another time for the second section.
1928 * opts.c: Include except.h.
1929 (decode_options): Allow -freorder-blocks-and-partition with
1930 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
1931 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
1932 * function.h (struct rtl_eh): Change call_site_record from
1933 scalar into array of 2 elements.
1935 2009-08-07 Martin Jambor <mjambor@suse.cz>
1937 * ipa-prop.c (count_formal_params_1): New function.
1938 (ipa_get_vector_of_formal_parms): New function.
1939 (get_vector_of_formal_parm_types): New function.
1940 (ipa_modify_formal_parameters): New function.
1941 (ipa_modify_call_arguments): New function.
1942 (index_in_adjustments_multiple_times_p): New function.
1943 (ipa_combine_adjustments): New function.
1944 (ipa_dump_param_adjustments): New function.
1945 * ipa-prop.h (struct ipa_parm_adjustment): New type.
1946 (ipa_get_vector_of_formal_parms): Declare.
1947 (ipa_modify_formal_parameters): Declare.
1948 (ipa_modify_call_arguments): Declare.
1949 (ipa_combine_adjustments): Declare.
1950 (ipa_dump_param_adjustments): Declare.
1951 (build_ref_for_offset): Declare.
1952 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1953 * tree-sra.c: Include ipa-prop.c.
1954 (build_ref_for_offset): Make public.
1956 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1958 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1960 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1962 * gcc/doc/extend.texi (__builtin_extract_return_address)
1963 (__builtin_frob_return_address): Document.
1965 2009-08-06 Paul Brook <paul@codesourcery.com>
1967 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1968 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1969 implementation on ARMv6-M.
1971 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1973 * doc/extend.texi (pcs): Document new attribute for ARM.
1975 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1977 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1980 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1982 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1985 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1987 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1989 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1991 Merge ARM/hard_vfp_branch to trunk.
1993 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1995 * arm.c (libcall_eq): New function.
1996 (libcall_hash): New function.
1997 (add_libcall): New function.
1998 (arm_libcall_uses_aapcs_base): New function.
1999 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
2000 libcalls using the base PCS.
2001 (arm_init_cumulative_args): Likewise.
2003 2009-07-20 Joseph Myers <joseph@codesourcery.com>
2005 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
2006 Use base ABI for conversion libfuncs between HFmode and SFmode.
2008 2009-05-12 Joseph Myers <joseph@codesourcery.com>
2010 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
2011 V4SImode as representatives of all 64-bit and 128-bit vector
2012 types. Allow vector types without vector modes.
2013 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
2014 without vector modes like BLKmode.
2015 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
2016 BLKmode. Avoid unsupported vector modes or TImode moves for
2018 (aapcs_vfp_allocate_return_reg): Likewise.
2019 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
2020 V8QImode if TARGET_NEON || TARGET_IWMMXT.
2022 2009-05-12 Joseph Myers <joseph@codesourcery.com>
2024 * config/arm/arm.c (arm_handle_pcs_attribute): New.
2025 (arm_get_pcs_model): Pass attribute arguments to
2026 arm_pcs_from_attribute.
2027 (arm_init_cumulative_args): Use base AAPCS for conversions from
2028 floating-point types to DImode.
2029 (arm_attribute_table): Add pcs attribute.
2030 (arm_handle_pcs_attribute): New.
2031 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
2032 conversions from floating-point types to DImode, also declare them
2033 to use base AAPCS and declare functions they call to use base
2034 AAPCS and their RTABI names.
2036 2009-05-12 Joseph Myers <joseph@codesourcery.com>
2038 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
2039 -mfloat-abi=hard not being supported for VFP.
2041 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
2043 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
2044 SYMBOL_REF to hard_libcall_value.
2046 2009-03-05 Joseph Myers <joseph@codesourcery.com>
2047 Richard Earnshaw <rearnsha@arm.com>
2049 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
2050 has been put on the stack, all remaining co-processory arguments for
2051 that co-processor also go on the stack.
2053 2009-03-05 Joseph Myers <joseph@codesourcery.com>
2055 * config/arm/arm.c (arm_return_in_memory): Handle returning
2056 vectors of suitable size in registers also for AAPCS case.
2058 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
2060 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
2062 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
2064 ARM Hard-VFP calling convention
2065 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
2066 * target.h (gcc_target): Add libcall_value to table of call hooks.
2067 * targhooks.h (default_libcall_value): Default implementation.
2068 * targhooks.c (default_libcall_value): Likewise.
2069 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
2070 * optabs.c (expand_unop): Use it.
2071 * expr.h (hard_libcall_value): Pass the function RTX through.
2072 * calls.c (emit_library_call_value_1): Update call to
2074 * explow.c (hard_libcall_value): Use new target hook.
2075 * testsuite/lib/target-supports.exp
2076 (check_effective_target_arm_hard_vfp_ok): New hook.
2077 (check_effective_target_arm_neon_ok): Improve test for neon
2079 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
2080 * config/arm/arm.c: Include cgraph.h
2081 (TARGET_FUNCTION_VALUE): Override default hook.
2082 (arm_pcs_default): New variable.
2083 (arm_override_options): Don't fault hard calling convention with VFP.
2084 Add support for AAPCS variants.
2085 (arm_function_value): Make static. Handle AAPCS variants.
2086 (arm_libcall_value): New function.
2087 (arm_apply_result_size): Handle VFP registers in results.
2088 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
2090 (pcs_attribute_args): New variable.
2091 (arm_pcs_from_attribute): New function.
2092 (arm_get_pcs_model): New function.
2093 (aapcs_vfp_cum_init): New function.
2094 (aapcs_vfp_sub_candidate): New function.
2095 (aapcs_vfp_is_return_candidate): New function.
2096 (aapcs_vfp_is_call_candidate): New function.
2097 (aapcs_vfp_allocate): New function.
2098 (aapcs_vfp_allocate_return_reg): New function.
2099 (aapcs_vfp_advance): New function.
2100 (aapcs_cp_arg_layout): New variable.
2101 (aapcs_select_call_coproc): New function.
2102 (aapcs_select_return_coproc): New function.
2103 (aapcs_allocate_return_reg): New function.
2104 (aapcs_libcall_value): New function.
2105 (aapcs_layout_arg): New function.
2106 (arm_init_cumulative_args): Initialize AAPCS args data.
2107 (arm_function_arg): Handle AAPCS variants using new interface.
2108 (arm_arg_parital_bytes): Likewise.
2109 (arm_function_arg_advance): New function.
2110 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
2111 calling conventions.
2112 (arm_setup_incoming_varargs): Handle new AAPCS args data.
2113 * arm.h (NUM_VFP_ARG_REGS): Define.
2114 (LIBCALL_VALUE): Update.
2115 (FUNCTION_VALUE): Delete.
2116 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
2117 (arm_pcs): New enum.
2118 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
2119 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
2120 (FUNCTION_ARG_REGNO_P): Add VFP regs.
2121 * arm-protos.h (arm_function_arg_advance): Add.
2122 (aapcs_libcall_value): Add.
2123 (arm_function_value): Delete.
2125 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
2126 H.J. Lu <hongjiu.lu@intel.com>
2129 * config/i386/i386.c (standard_sse_mode_p): Remove.
2130 (standard_sse_constant_p): Return 2 for integer mode
2131 vector_all_ones_operand when SSE2 is enabled.
2132 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
2133 (ix86_expand_vector_move): Do not check for negative values from
2134 standard_sse_constant_p.
2136 2009-08-06 Richard Guenther <rguenther@suse.de>
2138 * tree-ssa.c (useless_type_conversion_p_1): Make function and
2139 array type comparisons frontend independent.
2140 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
2141 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
2142 out array reference lower bound and element size operands.
2143 (ao_ref_init_from_vn_reference): Properly compute the offset
2144 for ARRAY_RANGE_REF.
2145 (vn_reference_fold_indirect): Fill out array reference lower
2146 bound and element size operands.
2147 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
2148 a non gimple valued reference operand which can happen for
2149 array reference lower bound or element size.
2150 (create_component_ref_by_pieces_1): Properly generate the
2151 element size operand for array references.
2153 2009-08-06 Richard Guenther <rguenther@suse.de>
2155 PR tree-optimization/40964
2156 * tree.c (iterative_hash_host_wide_int): Export.
2157 * tree.h (iterative_hash_host_wide_int): Declare.
2158 * tree-ssa-structalias.c (heapvar_map): New struct.
2159 (heapvar_map_eq): New function.
2160 (heapvar_map_hash): Likewise.
2161 (heapvar_lookup): Adjust.
2162 (heapvar_insert): Likewise.
2163 (make_constraint_from_heapvar): Allow multiple heap variables
2164 per decl at different offsets.
2165 (init_alias_heapvars): Adjust.
2167 2009-08-04 David Daney <ddaney@caviumnetworks.com>
2169 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
2170 * mips_output_sync_loop (mips_output_sync_loop): Only emit
2171 trailing sync if TARGET_SYNC_AFTER_SC.
2173 2009-08-05 David Daney <ddaney@caviumnetworks.com>
2175 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
2176 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
2177 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
2178 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
2179 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2180 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2181 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2182 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
2183 test_and_set_12): Rewrite calls to mips_output_sync_loop.
2184 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
2185 the prototype declaration match the definition.
2186 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
2187 instructions explicitly. Add barrier_before and operands
2189 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
2190 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
2191 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
2192 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2193 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
2194 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
2196 2009-08-05 Andrew Pinski <pinskia@gmail.com>
2198 * tree-ssa-alias.c: Fix intervals to use [) syntax.
2200 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
2201 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2204 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
2207 2009-08-05 Jakub Jelinek <jakub@redhat.com>
2209 PR rtl-optimization/40924
2210 * dse.c (canon_address): Before calling cselib_expand_value_rtx
2211 make sure canon_rtx (mem_address) isn't simpler than
2212 canon_rtx (expanded_mem_address).
2214 2009-08-05 Li Feng <nemokingdom@gmail.com>
2216 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
2218 (build_scop_drs): Build alias set for each SCoP.
2220 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
2222 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
2223 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
2224 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
2225 (MIPS_ARCH_FLOAT_SPEC): Likewise.
2226 (BASE_DRIVER_SELF_SPECS): Likewise.
2228 2009-08-04 Andrew Pinski <pinskia@gmail.com>
2230 * tree-ssa-alias.c: Fix some comment typos.
2232 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
2234 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
2235 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
2237 2009-08-03 Janis Johnson <janis187@us.ibm.com>
2240 * simplify-rtx.c (simplify_binary_operation_1): Disable
2241 simplifications for decimal float operations.
2243 2009-08-03 Jakub Jelinek <jakub@redhat.com>
2246 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
2247 operand of INDIRECT_REF.
2249 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
2251 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
2252 constants referencing TLS symbols.
2254 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
2256 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
2257 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
2259 2009-08-03 Richard Guenther <rguenther@suse.de>
2261 * tree.c (make_vector_type): Build a main variant first,
2262 get the canonical one and then build the variant.
2263 * tree-ssa.c (useless_type_conversion_p_1): Handle
2265 (useless_type_conversion_p): Conversions to pointers to
2266 incomplete record types are useless.
2268 2009-08-03 Richard Guenther <rguenther@suse.de>
2270 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
2271 file will be created.
2272 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
2273 * toplev.c (compile_file): Adjust comment.
2275 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
2277 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
2278 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
2279 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2280 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2281 (sh_promote_function_mode): Fix typo.
2283 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
2285 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
2287 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2289 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
2290 declaration arguments.
2292 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
2294 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
2295 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
2296 (ix86_split_ashl): Ditto.
2297 (ix86_expand_vector_init_one_nonzero): Ditto.
2298 (ix86_expand_vector_set): Ditto.
2299 (ix86_expand_reduc_v4sf): Ditto.
2301 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
2303 * explow.c (promote_function_mode): Remove assert.
2304 * config/sh/sh.c (sh_promote_function_mode): Declare.
2306 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2308 * config/pa/pa.c (pa_promote_function_mode): Declare.
2309 Change to static. Fix promote_mode call.
2311 * gthr-dce.h (CONST_CAST2): Define if not defined.
2312 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
2314 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
2316 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
2318 * expr.c (store_constructor): Use promote_decl_mode. Remove
2319 now write-only variable unsignedp.
2320 (expand_expr_real_1): Use promote_decl_mode.
2321 * expr.h (promote_function_mode, promote_decl_mode): New.
2322 (promote_mode): Remove last argument.
2323 * function.c (assign_temp): Drop last argument of promote_mode.
2324 (assign_parm_find_data_types): Use promote_function_mode.
2325 (assign_parm_setup_reg): Likewise.
2326 (expand_function_end): Use promote_function_mode.
2327 * calls.c (initialize_argument_information): Use promote_function_mode.
2328 (precompute_arguments): Use promote_mode instead of checking if
2329 only PROMOTE_FUNCTION_MODE is defined.
2330 (expand_call): When making sibcall decisions, use promote_function_mode.
2331 Below, remove an if for targetm.calls.promote_function_return and
2332 and use promote_function_mode.
2333 (emit_library_call_value_1): Use promote_function_mode, fix bug
2334 where promote_mode was passed FOR_CALL == 0 for a return value in an
2336 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
2337 * explow.c (promote_function_mode, promote_decl_mode): New.
2338 (promote_mode): Keep only the FOR_CALL == 0 case.
2339 * combine.c (setup_incoming_promotion): Remove test of
2340 promote_function_args. Use promote_function_mode.
2341 * stmt.c (expand_value_return): Use promote_decl_mode.
2342 (expand_decl): Use promote_decl_mode.
2344 * expr.c (store_constructor): Use promote_decl_mode. Remove
2345 now write-only variable unsignedp.
2346 (expand_expr_real_1): Use promote_decl_mode.
2347 * expr.h (promote_function_mode, promote_decl_mode): New.
2348 (promote_mode): Remove last argument.
2349 * function.c (assign_temp): Drop last argument of promote_mode.
2350 (assign_parm_find_data_types): Use promote_function_mode.
2351 (assign_parm_setup_reg): Likewise.
2352 (expand_function_end): Use promote_function_mode.
2353 * calls.c (initialize_argument_information): Use promote_function_mode.
2354 (precompute_arguments): Use promote_mode instead of checking if
2355 only PROMOTE_FUNCTION_MODE is defined.
2356 (expand_call): When making sibcall decisions, use promote_function_mode.
2357 Below, remove an if for targetm.calls.promote_function_return and
2358 and use promote_function_mode.
2359 (emit_library_call_value_1): Use promote_function_mode, fix bug
2360 where promote_mode was passed FOR_CALL == 0 for a return value in an
2362 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
2363 * explow.c (promote_function_mode, promote_decl_mode): New.
2364 (promote_mode): Keep only the FOR_CALL == 0 case.
2365 * combine.c (setup_incoming_promotion): Remove test of
2366 promote_function_args. Use promote_function_mode.
2367 * stmt.c (expand_value_return): Use promote_decl_mode.
2368 (expand_decl): Use promote_decl_mode.
2370 * explow.c (promote_function_mode): Just call the target hook.
2371 * targhooks.c (default_promote_function_mode,
2372 default_promote_function_mode_always_promote): New.
2373 * targhooks.h (default_promote_function_mode,
2374 default_promote_function_mode_always_promote): Declare.
2375 * target.h (promote_function_args, promote_function_return): Remove.
2376 (promote_function_mode): New.
2377 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
2378 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2379 (TARGET_PROMOTE_FUNCTION_MODE): New.
2380 (TARGET_CALLS): Adjust.
2381 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
2382 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
2384 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
2385 * config/s390/s390.c (s390_promote_function_mode): ... here,
2386 with pointer handling.
2387 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2388 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2390 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
2391 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
2392 with pointer handling.
2393 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2394 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2396 * config/sh/sh-protos.h (sh_promote_function_mode): New.
2397 * config/sh/sh.c (sh_promote_function_mode): New.
2398 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2399 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2401 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
2402 * config/cris/cris.c (cris_promote_function_mode): ... here.
2403 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2404 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2406 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
2407 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
2408 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2409 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
2411 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
2412 * config/arm/arm.c (arm_promote_function_mode): ... here, without
2413 complex type handling.
2414 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2415 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2417 * config/pa/pa.c (pa_promote_function_mode): New.
2418 (TARGET_PROMOTE_FUNCTION_MODE): Define.
2419 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2421 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
2422 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
2423 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
2424 * config/xtensa/xtensa.c: Likewise.
2425 * config/stormy16/stormy16.c: Likewise.
2426 * config/iq2000/iq2000.c: Likewise.
2427 * config/rs6000/rs6000.c: Likewise.
2428 * config/picochip/picochip.c: Likewise.
2429 * config/arc/arc.c: Likewise.
2430 * config/mcore/mcore.c: Likewise.
2431 * config/score/score.c: Likewise.
2432 * config/mips/mips.c: Likewise.
2433 * config/bfin/bfin.c: Likewise.
2434 * config/ia64/ia64.c: Likewise (disabled though).
2436 * config/frv/frv.h: Remove pointless remark.
2438 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
2439 TARGET_PROMOTE_FUNCTION_ARGS,
2440 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
2441 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
2443 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
2445 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
2446 -floop-parallelize-all.
2447 * toplev.c (process_options): Rename flag_graphite_force_parallel to
2448 flag_loop_parallelize_all.
2449 * tree-ssa-loop.c (gate_graphite_transforms): Same.
2450 * graphite.c (graphite_transform_loops): Same.
2452 * graphite-poly.c (apply_poly_transforms): Same.
2454 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
2456 PR tree-optimization/40914
2457 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
2458 if set, then check the delta field of the PMF record.
2459 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
2460 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
2461 call is stored in the delta.
2463 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
2465 * config/mips/mips.md (*clear_upper32_dext): New pattern.
2467 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
2469 * config/i386/bsd.h (ASM_BYTE): New define.
2470 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
2471 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
2472 .byte. Use fputs or putc instead of fprintf where appropriate.
2473 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
2474 fputs or putc instead of fprintf where appropriate.
2475 * config/i386/i386elf.h: Ditto.
2476 * config/i386/sysv4.h: Ditto.
2478 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
2479 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
2480 (*tls_global_dynamic_64): Ditto.
2482 2009-07-31 Christian Bruel <christian.bruel@st.com>
2484 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2486 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2488 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
2489 Remove dead code for MINUS.
2491 2009-07-31 Anthony Green <green@moxielogic.com>
2493 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
2495 (moxie_expand_epilogue): Ditto for epilogue.
2496 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
2498 (moxie_function_arg): Ditto.
2499 (moxie_pass_by_reference): Ditto.
2500 (moxie_arg_partial_bytes): Ditto.
2501 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
2502 (FUNCTION_ARG_ADVANCE) Ditto.
2503 (REG_PARM_STACK_SPACE) Ditto.
2504 (FUNCTION_ARG_REGNO_P) Dito.
2506 * config.gcc: Add moxie linux config support.
2507 * gcc/config/moxie/uclinux.h: New file.
2509 2009-07-31 DJ Delorie <dj@redhat.com>
2511 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
2512 (UNSPECV_SP_SWITCH_E): New.
2513 (sp_switch_1): Change to an unspec.
2514 (sp_switch_2): Change to an unspec. Don't use post-inc when we
2516 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
2517 reference the new stack's address
2519 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2521 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
2522 graphite-clast-to-gimple.o, graphite-dependences.o,
2523 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
2524 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
2525 (graphite-blocking.o,
2526 graphite-clast-to-gimple.o, graphite-dependences.o,
2527 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
2528 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
2529 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
2530 * cfgloop.h (struct loop): Add can_be_parallel field.
2531 * common.opt (fgraphite-identity): Moved up.
2532 (fgraphite-force-parallel): New flag.
2533 * graphite.c: Rewrite.
2534 * graphite.h: Rewrite.
2535 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
2537 * toplev.c (graphite_out_file): New file descriptor.
2538 (graphite_in_file): New.
2539 (process_options): flag_graphite_force_parallel cannot be used without
2541 * tree-ssa-loop.c: Include toplev.h.
2542 (gate_graphite_transforms): Enable flag_graphite for
2543 flag_graphite_force_parallel.
2545 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2547 * ChangeLog.graphite: New.
2548 * graphite-blocking.c: New.
2549 * graphite-clast-to-gimple.c: New.
2550 * graphite-clast-to-gimple.h: New.
2551 * graphite-dependences.c: New.
2552 * graphite-dependences.h: New.
2553 * graphite-interchange.c: New.
2554 * graphite-poly.c: New.
2555 * graphite-poly.h: New.
2556 * graphite-ppl.c: New.
2557 * graphite-ppl.h: New.
2558 * graphite-scop-detection.c: New.
2559 * graphite-scop-detection.h: New.
2560 * graphite-sese-to-poly.c: New.
2561 * graphite-sese-to-poly.h: New.
2565 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2567 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2568 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
2570 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2572 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
2573 (scev_is_linear_expression): Return false if the evolution is not
2574 affine multivariate.
2576 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2578 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2579 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2581 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2583 * tree-data-ref.c (debug_data_references): New.
2584 (debug_data_reference): New.
2585 * tree-data-ref.h (debug_data_references): Declared.
2586 (debug_data_reference): Declared.
2588 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2590 * tree-data-ref.c (stmt_simple_memref_p: Removed.
2591 * tree-data-ref.h (scop_p): Removed.
2592 (struct data_reference): Remove field scop.
2594 (stmt_simple_memref_p): Removed.
2596 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2598 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
2599 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
2602 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2604 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
2606 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2608 * doc/invoke.texi (-fgraphite-identity): Documented.
2610 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2612 * tree-scalar-evolution.c: Fix comment.
2613 (instantiate_scev_1): Return unknow from scev instantiation if the
2614 result is not above instantiate_below.
2616 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
2618 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2619 static anymore. Instantiate the symbols that may have been introduced
2621 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2624 2009-07-30 DJ Delorie <dj@redhat.com>
2626 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
2627 .vliw directive to VLIW sections.
2629 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2631 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
2633 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
2634 (AUTOHEADER): New variable.
2635 ($(srcdir)/cstamp-h.in): Use it.
2637 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2638 Pat Haugen <pthaugen@us.ibm.com>
2639 Revital Eres <ERES@il.ibm.com>
2641 * config/rs6000/vector.md (VEC_F): Add VSX support.
2645 (vector_load_<mode>): Ditto.
2646 (vector_store_<mode>): Ditto.
2647 (vector GPR move split): Ditto.
2648 (vec_reload_and_plus_<mptrsize>): Ditto.
2649 (vec_reload_and_reg_<mptrsize>): Ditto.
2650 (add<mode>3): Ditto.
2651 (sub<mode>3): Ditto.
2652 (mul<mode>3): Ditto.
2653 (neg<mode>2): Ditto.
2654 (abs<mode>2): Ditto.
2655 (smin<mode>3): Ditto.
2656 (smax<mode>3): Ditto.
2657 (vector_eq<mode>): Ditto.
2658 (vector_gt<mode>): Ditto.
2659 (vector_ge<mode>): Ditto.
2660 (vector_gtu<mode>): Ditto.
2661 (vector_select_<mode>_uns): Ditto.
2662 (vector_eq_<mode>_p): Ditto.
2663 (vector_gt_<mode>_p): Ditto.
2664 (vector_ge_<mode>_p): Ditto.
2665 (vector_gtu_<mode>_p): Ditto.
2666 (cr6_test_for_zero): Ditto.
2667 (cr6_test_for_zero_reverse): Ditto.
2668 (cr6_test_for_lt): Ditto.
2669 (cr6_test_for_lt_reverse): Ditto.
2670 (xor<mode>3): Ditto.
2671 (ior<mode>3): Ditto.
2672 (and<mode>3): Ditto.
2673 (one_cmpl<mode>2): Ditto.
2674 (nor<mode>2): Ditto.
2675 (andc<mode>2): Ditto.
2676 (float<VEC_int<mode>2): Ditto.
2677 (unsigned_float<VEC_int><mode>2): Ditto.
2678 (fix_trunc<mode><VEC_int>2): Ditto.
2679 (fixuns_trunc<mode><VEC_int>2): Ditto.
2681 (vec_set<mode>): Ditto.
2682 (vec_extract<mode>): Ditto.
2683 (vec_interleave_highv4sf): Ditto.
2684 (vec_interleave_lowv4sf): Ditto.
2685 (vec_realign_load_<mode>): Ditto.
2686 (vec_shl_<mode>): Ditto.
2687 (vec_shr_<mode>): Ditto.
2688 (div<mode>3): New patterns for VSX.
2689 (vec_interleave_highv2df): Ditto.
2690 (vec_interleave_lowv2df): Ditto.
2691 (vec_pack_trunc_v2df): Ditto.
2692 (vec_pack_sfix_trunc_v2df): Ditto.
2693 (vec_pack_ufix_trunc_v2df): Ditto.
2694 (vec_unpacks_hi_v4sf): Ditto.
2695 (vec_unpacks_lo_v4sf): Ditto.
2696 (vec_unpacks_float_hi_v4si): Ditto.
2697 (vec_unpacks_float_lo_v4si): Ditto.
2698 (vec_unpacku_float_hi_v4si): Ditto.
2699 (vec_unpacku_float_lo_v4si): Ditto.
2700 (movmisalign<mode>): Ditto.
2701 (vector_ceil<mode>2): New patterns for vectorizing math library.
2702 (vector_floor<mode>2): Ditto.
2703 (vector_btrunc<mode>2): Ditto.
2704 (vector_copysign<mode>3): Ditto.
2706 * config/rs6000/predicates.md (easy_vector_constant_msb): New
2707 predicate for setting the high bit in each word, used for copysign.
2709 * config/rs6000/ppc-asm.h (f19): Whitespace.
2710 (f32-f63): Define if VSX.
2711 (v0-v31): Define if Altivec.
2712 (vs0-vs63): Define if VSX.
2714 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
2716 * config/rs6000/power7.md: New file, provide tuning parameters for
2719 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
2720 (rs6000_cpu_cpp_builtins): Ditto.
2721 (altivec_overloaded_builtins): Ditto.
2722 (altivec_resolve_overloaded_builtin): Ditto.
2724 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
2725 debug switch to disable vectorizing simple math builtin
2728 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2729 Vectorize simple math builtin functions.
2730 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
2731 hook to vectorize math builtins.
2732 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
2733 (rs6000_builtin_conversion): Add VSX/power7 support.
2734 (rs6000_builtin_vec_perm): Ditto.
2735 (vsplits_constant): Add support for loading up a vector constant
2736 with just the high bit set in each part.
2737 (rs6000_expand_vector_init): Add VSX/power7 support.
2738 (rs6000_expand_vector_set): Ditto.
2739 (rs6000_expand_vector_extract): Ditto.
2740 (rs6000_emit_move): Ditto.
2741 (bdesc_3arg): Ditto.
2742 (bdesc_2arg): Ditto.
2743 (bdesc_1arg): Ditto.
2744 (rs6000_expand_ternop_builtin): Ditto.
2745 (altivec_expand_builtin): Ditto.
2746 (rs6000_expand_unop_builtin): Ditto.
2747 (rs6000_init_builtins): Ditto.
2748 (altivec_init_builtins): Ditto.
2749 (builtin_function_type): Ditto.
2750 (rs6000_common_init_builtins): Ditto.
2751 (rs6000_handle_altivec_attribute); Ditto.
2752 (rs6000_mangle_type): Ditto.
2753 (rs6000_vector_mode_supported_p): Ditto.
2754 (rs6000_mode_dependent_address): Altivec addresses with AND -16
2757 * config/rs6000/vsx.md: New file for VSX support.
2759 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
2760 identifing values with just the most significant bit set.
2761 (enum rs6000_builtins): Add builtins for VSX. Add simple math
2762 vectorized builtins.
2764 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
2765 (UNSPEC_VRFIM): Delete.
2766 (splitter for loading up vector with most significant bit): New
2767 splitter for vectorizing copysign.
2768 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
2769 vectorizing simple math functions.
2770 (altivec_vrfip): Add support for vectorizing simple math functions.
2771 (altivec_vrfim): Ditto.
2772 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
2774 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
2775 (power7.md, vsx.md): Include for power7 support.
2776 (copysigndf3): Use VSX instructions if -mvsx.
2777 (negdf2_fpr): Ditto.
2778 (absdf2_fpr): Ditto.
2779 (nabsdf2_fpr): Ditto.
2780 (adddf3_fpr): Ditto.
2781 (subdf3_fpr): Ditto.
2782 (muldf3_fpr): Ditto.
2783 (divdf3_fpr): Ditto.
2784 (fix_truncdfdi2_fpr): Ditto.
2785 (cmpdf_internal1): Ditto.
2786 (fred, fred_fpr): Convert into expander/insn to add VSX support.
2787 (btruncdf2, btruncdf2_fpr): Ditto.
2788 (ceildf2, ceildf2_fpr): Ditto.
2789 (floordf2, floordf2_fpr): Ditto.
2790 (floatdidf2, floatdidf2_fpr): Ditto.
2791 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
2792 (fmsubdf4_fpr): Ditto.
2793 (fnmadddf4_fpr_1): Ditto.
2794 (fnmadddf4_fpr_2): Ditto.
2795 (fnmsubdf4_fpr_1): Ditto.
2796 (fnmsubdf4_fpr_2): Ditto.
2797 (fixuns_truncdfdi2): Add expander for VSX support.
2798 (fix_truncdfdi2): Ditto.
2799 (fix_truncdfsi2): Ditto.
2801 (btruncsf2): Whitespace.
2802 (movdf_hardfloat32): Add support for VSX registers.
2803 (movdf_softfloat32): Ditto.
2804 (movdf_hardfloat64): Ditto.
2805 (movdf_hardfloat64_mfpgpr): Ditto.
2806 (movdf_softfloat64): Ditto.
2807 (movti splitters): Add check for vector registers supporting
2808 TImode in the future.
2809 (bpermd): Add power7 bpermd instruction.
2811 * config/rs6000/altivec.h (vec_div): Define if VSX.
2815 (vec_nearbyint): Ditto.
2818 (all predicates): Use the generic builtin function, and not the V4SF
2819 specific function so that the predicates will work with VSX's V2DF.
2823 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
2824 Document new VSX functions and types.
2826 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
2829 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
2830 "wa", and "j" constraints. Modify "v" to talk about Altivec
2831 instead of just vector.
2833 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
2836 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
2837 location for phi arguments.
2838 (rewrite_update_phi_arguments): Find locations for reaching defs.
2839 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2840 Add location to add_phi_arg calls.
2841 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
2842 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
2843 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
2844 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
2845 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
2846 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
2847 * tree-phinodes.c (make_phi_node): Initialize location.
2848 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
2849 (add_phi_arg): Add location parameter.
2850 (remove_phi_arg_num): Move location when moving phi argument.
2851 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
2853 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
2854 slpeel_update_phi_nodes_for_guard1,
2855 slpeel_update_phi_nodes_for_guard2,
2856 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
2857 vect_loop_versioning): Set locations.
2858 * tree-parloops.c (create_phi_for_local_result,
2859 transform_to_exit_first_loop, create_parallel_loop): Add locations.
2860 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
2861 * tree-vect-loop.c (get_initial_def_for_induction,
2862 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
2864 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
2865 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
2866 (gimple_phi_arg_set_location): New. Set locus.
2867 (gimple_phi_arg_has_location): New. Check for locus.
2868 (redirect_edge_var_map_location): New. Return locus from var_map.
2869 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
2870 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
2871 combining PHI arguments.
2872 (cond_store_replacement): Set location.
2873 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
2874 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
2875 scop_add_exit_phis_edge): Add locations.
2876 * tree-cfgcleanup.c (remove_forwarder_block,
2877 remove_forwarder_block_with_phi): Add locations.
2878 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
2879 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
2881 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
2882 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
2883 flush_pending_stmts): Add source location.
2884 * lambda-code.c (perfect_nestify): Maintain location stack with argument
2885 stack to preserve locations.
2886 * tree-vect-stmts.c (vectorizable_load): Add location.
2887 * tree-inline.c (copy_phis_for_bb): Copy locus.
2888 (setup_one_parameter): Add call locus to inlined parameter stmts.
2889 (initialize_inlined_parameters): Pass in call location as parameter
2891 (tree_function_versioning): Pass location to setup_one_parameter.
2892 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
2893 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
2894 copy and edge lists.
2895 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
2896 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
2897 locus parameter and override the stmt default if provided.
2898 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2899 elim_graph_add_edge, elim_graph_remove_succ_edge,
2900 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
2901 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
2902 eliminate_phi): Add locus info in elimination graph for each edge and
2904 (insert_backedge_copies): Copy locus if present.
2905 * tree-flow.h (struct _edge_var_map): Add locus field.
2906 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
2907 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
2908 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
2910 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2912 2009-07-30 Martin Jambor <mjambor@suse.cz>
2914 PR tree-optimization/40570
2915 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
2918 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
2920 * ssa-loop-manip.c: Include langhooks.h.
2921 (rewrite_phi_with_iv): New.
2922 (rewrite_all_phi_nodes_with_iv): New.
2923 (canonicalize_loop_ivs): Move here from tree-parloops.c.
2924 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
2925 * tree-parloops.c (loop_parallel_p): Move out all conditions
2926 except dependency check.
2927 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
2928 (gen_parallel_loop): Call canonicalize_loop_ivs without
2929 reduction_list argument.
2930 (build_new_reduction): New.
2931 (gather_scalar_reductions): New.
2932 (try_get_loop_niter): New.
2933 (try_create_reduction_list): New.
2934 (parallleize_loops): Change the parallel conditions check.
2935 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2936 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2938 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
2940 * opt-functions.awk (opt_args): Allow argument to be enclosed in
2942 * doc/options.texi (Option properties): Mention new quoting syntax.
2944 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2946 * config/alpha/alpha.c (alpha_start_function):
2947 Handle VMS_DEBUG_MAIN_POINTER
2948 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
2949 * doc/invoke.texi: Document -mdebug-main switch.
2951 2009-07-29 Richard Henderson <rth@redhat.com>
2953 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2954 (cgraph_create_edge_including_clones): Likewise.
2955 * tree-inline.c (copy_bb): Operate on the correct edges
2956 when updating the callgraph.
2958 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2960 * config/alpha/vms-cc.c: Deleted.
2961 * config/alpha/vms-ld.c: Deleted.
2962 * config/alpha/t-vms64: Moved to config/vms
2963 * config/alpha/vms-crt0-64.c: Moved to config/vms
2964 * config/alpha/vms-crt0.c: Moved to config/vms
2965 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2966 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2967 * config/alpha/xm-vms.h: Moved to config/vms
2968 * config/alpha/x-vms: Moved to config/vms
2969 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2971 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2972 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2974 * config/vms/t-vms64: Moved here from config/alpha
2975 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2976 (argc,argv,envp): Enforce 32bit malloc'ing.
2977 * config/vms/vms-psxcrt0-64.c: Likewise.
2978 * config/vms/vms-crt0.c: Moved here from config/alpha.
2979 * config/vms/vms-psxcrt0.c: Likewise.
2980 * config/vms/vms-crtl-64.h: New file.
2981 * config/vms/vms-crtl.h: New file.
2982 * config/vms/vms.opt: New file.
2983 * config/vms/xm-vms64.h: New file.
2984 * config/vms/xm-vms.h: Moved here from config/alpha.
2985 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2987 * config/vms/x-vms: Moved here from config/alpha.
2988 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2989 (vms-ld.o, vms-cc.o): Removed.
2990 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2992 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2994 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2995 correct stack (obvious VMS fix).
2997 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2999 * dwarf2out.c (output_file_names): Output VMS style file name, size,
3000 date, version info if VMS_DEBUGGING_INFO defined.
3001 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
3002 size, date calculating code moved here.
3004 2009-07-29 Paul Brook <paul@codesourcery.com>
3006 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
3009 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
3012 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
3013 to DImode when generating insq_le insn.
3015 2009-07-28 Douglas B Rupp <rupp@gnat.com>
3017 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
3018 New macro set for VMS_DEBUGGGING_INFO.
3019 (AT_string_form): Use it.
3021 2009-07-28 DJ Delorie <dj@redhat.com>
3023 * config/mep/mep.c (vtext_section): New.
3024 (vftext_section): New.
3025 (ftext_section): New.
3026 (mep_select_section): Add support for functions.
3027 (mep_unique_section): Likewise.
3028 (mep_asm_init_sections): Likewise.
3029 (mep_encode_section_info): Remove it from here.
3031 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
3033 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
3035 * tree.h (TREE_DEPRECATED): Document it is used for types too.
3036 (TYPE_VECTOR_OPAQUE): Use default_def_flag
3038 2009-07-28 Douglas B Rupp <rupp@gnat.com>
3040 * dwarf2out.c (output_file_names): Test new macro
3041 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
3042 (add_comp_dir_attribute): Likewise.
3044 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
3046 * config/i386/mingw-w64.h (LINK_SPEC): Add
3047 separating space between commands.
3049 2009-07-28 Jan Hubicka <jh@suse.cz>
3051 PR tree-optimization/40759
3052 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
3055 2009-07-27 DJ Delorie <dj@redhat.com>
3057 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
3058 types are dword-aligned.
3059 (mep_expand_va_start): Likewise.
3061 2009-07-27 Olivier Hainque <hainque@adacore.com>
3062 Douglas B Rupp <rupp@gnat.com>
3064 * convert.c (convert_to_pointer): Don't assume the target
3065 pointer type is POINTER_SIZE long. Fetch its precision instead.
3067 2009-07-27 Douglas B Rupp <rupp@gnat.com>
3069 * system.h (fopen): Undefine if macro.
3071 2009-07-27 Jakub Jelinek <jakub@redhat.com>
3073 * dwarf2out.c (output_cfi_p): Removed.
3074 (output_cfis): New function.
3075 (output_fde): New function, split from output_call_frame_info.
3076 (output_call_frame_info): Use it.
3077 (dwarf2out_switch_text_section): Use output_cfis.
3079 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
3081 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
3082 TARGET_BI_ARCH is specified without enabling SJLJ.
3083 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
3084 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
3086 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
3088 * arm.md (negdi2): Use DImode if forcing a value into a register.
3090 2009-07-26 Ira Rosen <irar@il.ibm.com>
3092 PR tree-optimization/40801
3093 * tree-vect-stmts.c (vectorizable_call): Get previous copy
3094 of vector operand from the previous copy of vector statement.
3095 Pass the correct definition type value to
3096 vect_get_vec_def_for_stmt_copy().
3098 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3100 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
3101 const char ** conversion.
3103 2009-07-25 David Daney <ddaney@caviumnetworks.com>
3105 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
3106 fancy_abort() if !ENABLE_ASSERT_CHECKING.
3107 (gcc_unreachable): Invoke __builtin_unreachable() if
3108 !ENABLE_ASSERT_CHECKING.
3110 2009-07-25 David Daney <ddaney@caviumnetworks.com>
3112 PR rtl-optimization/40445
3113 * emit-rtl.c (next_nonnote_insn_bb): New function.
3114 * rtl.h (next_nonnote_insn_bb): Declare new function.
3115 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
3116 with no successors that is the successor of the ENTRY_BLOCK.
3117 Continue from the top after removing an empty fallthrough block.
3118 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
3119 of next_nonnote_insn.
3121 2009-07-25 David Daney <ddaney@caviumnetworks.com>
3123 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
3125 2009-07-25 Martin Jambor <mjambor@suse.cz>
3127 * c-common.c (c_common_attribute_table): New element for noclone.
3128 (handle_noclone_attribute): New function. Forward-declare.
3129 * tree-inline.c (tree_versionable_function_p): Check for noclone
3131 * doc/extend.texi (Labels as Values): Document need for noclone.
3132 (Function Attributes): Document noclone attribute.
3134 2009-07-25 Jakub Jelinek <jakub@redhat.com>
3136 PR rtl-optimization/34999
3137 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
3138 and dw_fde_switched_cold_to_hot fields.
3139 (output_cfi_p): New function.
3140 (output_call_frame_info): If fde->dw_fde_switched_sections,
3141 output 2 FDEs instead of one with corrupted header.
3142 (dwarf2out_do_cfi_startproc): New function.
3143 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
3144 and fde->dw_fde_switched_cold_to_hot.
3145 (dwarf2out_switch_text_section): Compute
3146 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
3147 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
3148 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
3149 Otherwise, compute fde->dw_fde_switch_cfi.
3151 2009-07-24 Cary Coutant <ccoutant@google.com>
3153 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
3155 2009-07-24 Cary Coutant <ccoutant@google.com>
3157 * cfghooks.c (split_block): Copy discriminator to new block.
3158 * tree-cfg.c (assign_discriminator): Check location of last
3159 instruction in block as well as first.
3161 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
3163 * config/i386/linux.c: Use fputs or putc instead of fprintf
3165 * config/i386/gas.h: Ditto.
3166 * config/i386/x86-64.h: Ditto.
3167 * config/i386/att.h: Ditto.
3169 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3171 * expmed.c (emit_store_flag): Use a recursive call to optimize the
3174 2009-07-24 Martin Jambor <mjambor@suse.cz>
3176 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
3177 (ipa_push_func_to_list_1): Declare.
3178 (ipa_push_func_to_list): New function.
3180 * ipa-prop.c (ipa_push_func_to_list_1): New function.
3181 (ipa_init_func_list): Call ipa_push_func_to_list_1.
3182 (ipa_push_func_to_list): Removed.
3183 (ipa_pop_func_from_list): Clear node_enqueued flag.
3185 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3187 * config/s390/s390.c (override_options): Default
3188 max-unrolled-insns to 100 for z10 tuning.
3190 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
3192 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
3193 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
3194 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
3195 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
3196 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
3197 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
3198 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
3200 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
3202 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
3203 use default set in mingw32.h header.
3204 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
3205 64-bit /mingw/include path.
3206 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
3209 2009-07-23 Neil Vachharajani <nvachhar@google.com>
3211 PR rtl-optimization/40209
3212 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
3214 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
3216 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
3217 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
3218 with the rest of string where appropriate. Use fputs or putc
3219 instead of fprintf where appropriate.
3221 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
3222 Pat Haugen <pthaugen@us.ibm.com>
3223 Revital Eres <ERES@il.ibm.com>
3225 * config/rs6000/vector.md: New file. Move most of the vector
3226 expander support here from altivec.md to allow for the VSX vector
3227 unit in the future. Add support for secondary_reload patterns.
3228 Rewrite the patterns for vector comparison, and vector comparison
3229 predicate instructions so that the RTL expresses the desired
3230 behavior, instead of using unspec.
3232 * config/rs6000/constraints.md ("f" constraint): Use
3233 rs6000_constraints to hold the precalculated register class.
3234 ("d" constraint): Ditto.
3235 ("wd" constraint): New constraint for VSX.
3236 ("wf" constraint): Ditto.
3237 ("ws" constraint): Ditto.
3238 ("wa" constraint): Ditto.
3239 ("wZ" constraint): Ditto.
3240 ("j" constraint): Ditto.
3242 * config/rs6000/predicates.md (vsx_register_operand): New
3244 (vfloat_operand): New predicate for vector.md.
3245 (vint_operand): Ditto.
3246 (vlogical_operand): Ditto.
3247 (easy_fp_constant): If VSX, 0.0 is an easy constant.
3248 (easy_vector_constant): Add VSX support.
3249 (altivec_indexed_or_indirect_operand): New predicate for
3250 recognizing Altivec style memory references with AND -16.
3252 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
3253 for vector secondary reload support.
3254 (rs6000_vector_reg_class): Delete, replacing it with
3256 (rs6000_vsx_reg_class): Ditto.
3257 (rs6000_constraints): New array to hold the register classes of
3258 each of the register constraints that can vary at runtime.
3259 (builtin_mode_to_type): New static array for builtin function type
3261 (builtin_hash_table): New static hash table for builtin function
3263 (TARGET_SECONDARY_RELOAD): Define target hook.
3264 (TARGET_IRA_COVER_CLASSES): Ditto.
3265 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
3266 registers are 128 bits if VSX memory reference instructions are used.
3267 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
3269 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
3270 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
3271 Print several of the scheduling related parameters.
3272 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
3273 rs6000_constraints instead of rs6000_vector_reg_class. Move
3274 -mdebug=reg code to rs6000_debug_reg_global. Add support for
3275 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
3276 Altivec. Add VSX support. Setup for secondary reload support on
3277 Altivec/VSX registers.
3278 (rs6000_override_options): Make power7 set the scheduling groups
3279 like the power5. Add support for new debug switches to override
3280 the scheduling defaults. Temporarily disable -mcpu=power7 from
3281 setting -mvsx. Add support for debug switches -malways-hint,
3282 -msched-groups, and -malign-branch-targets.
3283 (rs6000_buitlin_conversion): Add support for returning unsigned
3284 vector conversion functions to fix regressions due to stricter
3286 (rs6000_builtin_mul_widen_even): Ditto.
3287 (rs6000_builtin_mul_widen_odd): Ditto.
3288 (rs6000_builtin_vec_perm): Ditto.
3289 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
3290 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
3292 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
3294 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
3295 VSX types for bit operations. Changes to accomidate vector.md.
3296 (bdesc_2arg): Ditto.
3297 (bdesc_1arg): Ditto.
3298 (struct builtin_description_predicates): Rewrite predicate
3299 handling so that RTL describes the operation, instead of passing
3300 the instruction to be used as a string argument.
3301 (bdesc_altivec_preds): Ditto.
3302 (altivec_expand_predicate_builtin): Ditto.
3303 (altivec_expand_builtin): Ditto.
3304 (rs6000_expand_ternop_builtin): Use a switch instead of an if
3305 statement for vsldoi support.
3306 (altivec_expand_ld_builtin): Change to use new names from vector.md.
3307 (altivec_expand_st_builtin): Ditto.
3308 (paired_expand_builtin): Whitespace changes.
3309 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
3310 builtin_mode_to_type table for secondary reload. Call
3311 builtin_function_type to build random builtin functions.
3312 (altivec_init_builtins): Change to use builtin_function_type to
3313 create builtin function types dynamically as we need them.
3314 (builtin_hash_function): New support for hashing the tree types
3315 for builtin function as we need it, rather than trying to build
3316 all of the trees that we need. Add initial preliminary VSX support.
3317 (builtin_function_type): Ditto.
3318 (builtin_function_eq): Ditto.
3319 (builtin_hash_struct): Ditto.
3320 (rs6000_init_builtins): Ditto.
3321 (rs6000_common_init_builtins): Ditto.
3322 (altivec_init_builtins): Ditto.
3323 (rs6000_common_init_builtins): Ditto.
3324 (enum reload_reg_type): New enum for simplifing reg classes.
3325 (rs6000_reload_register_type): Simplify register classes into GPR,
3326 Vector, and other registers. Altivec and VSX addresses in reload.
3327 (rs6000_secondary_reload_inner): Ditto.
3328 (rs6000_ira_cover_classes): New target hook, that returns the
3329 appropriate cover classes, based on -mvsx being used or not.
3330 (rs6000_secondary_reload_class): Add VSX support.
3331 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
3332 (get_vsel_insn): Ditto.
3333 (rs6000_emit_vector_compare): Rewrite vector conditional support
3334 so that where we can, we use RTL operators, instead of blindly use
3336 (rs6000_emit_vector_select): Ditto.
3337 (rs6000_emit_vector_cond_expr): Ditto.
3338 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
3339 (create_TOC_reference): Add -mdebug=addr support.
3340 (emit_frame_save): VSX loads/stores need register indexed addressing.
3342 * config/rs6000/rs6000.md: Include vector.md.
3344 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
3346 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3347 support for V2DI, V2DF in logical, permute, select operations.
3349 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
3350 switch for vsx/power7.
3351 (-mvsx-scalar-memory): Ditto.
3352 (-mvsx-align-128): Ditto.
3353 (-mallow-movmisalign): Ditto.
3354 (-mallow-df-permute): Ditto.
3355 (-msched-groups): Ditto.
3356 (-malways-hint): Ditto.
3357 (-malign-branch-targets): Ditto.
3359 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
3361 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
3362 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
3363 (rs6000_vector_reg_class): Delete.
3364 (rs6000_vsx_reg_class): Ditto.
3365 (enum rs6000_reg_class_enum): New enum for the constraints that
3366 vary based on target switches.
3367 (rs6000_constraints): New array to hold the register class for all
3368 of the register constraints that vary based on the switches used.
3369 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
3370 (enum rs6000_builtins): Add unsigned varients for the builtin
3371 declarations returned by target hooks for expanding multiplies,
3372 select, and permute operations. Add VSX builtins.
3373 (enum rs6000_builtin_type_index): Add entries for VSX.
3374 (V2DI_type_node): Ditto.
3375 (V2DF_type_node): Ditto.
3376 (unsigned_V2DI_type_node): Ditto.
3377 (bool_long_type_node): Ditto.
3378 (intDI_type_internal_node): Ditto.
3379 (uintDI_type_internal_node): Ditto.
3380 (double_type_internal_node): Ditto.
3382 * config/rs6000/altivec.md (whole file): Move all expanders to
3383 vector.md from altivec.md. Rename insn matching functions to be
3385 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
3386 (altivec_vcmp*): Ditto.
3387 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
3388 (VM): New iterator for moves that includes the VSX types.
3389 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
3390 (altivec_vperm_<mode>_uns): New, for unsigned types.
3391 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
3392 (altivec_eq<mode>): Ditto.
3393 (altivec_gt<mode>): Ditto.
3394 (altivec_gtu<mode>): Ditto.
3395 (altivec_eqv4sf): Ditto.
3396 (altivec_gev4sf): Ditto.
3397 (altivec_gtv4sf): Ditto.
3398 (altivec_vcmpbfp_p): Ditto.
3400 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
3402 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
3405 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
3408 * config/i386/i386.c (output_387_ffreep): Rewrite to use
3409 ASM_SHORT instead of .word.
3410 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
3411 instead of .word in asm template.
3413 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
3416 * ira-lives.c (bb_has_abnormal_call_pred): New function.
3417 (process_bb_node_lives): Use it.
3419 * ira.c (setup_cover_and_important_classes): Don't setup
3420 ira_important_class_nums. Add cover classes to the end of
3422 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
3424 (find_reg_class_closure): Use reorder_important_classes.
3426 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
3428 * config/i386/i386.c (i386_ira_cover_classes): New function.
3429 (TARGET_IRA_COVER_CLASSES): Redefine.
3431 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
3432 importance of order of cover classes in the array.
3434 2009-07-22 Diego Novillo <dnovillo@google.com>
3436 * tree-pass.h (TDF_EH): Define.
3437 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
3438 contains TDF_EH, print the EH region number holding GS.
3439 * tree-dump.c (dump_options): Add "eh".
3440 * doc/invoke.texi: Document it.
3442 2009-07-22 Doug Kwan <dougkwan@google.com>
3444 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
3446 2009-07-22 Michael Matz <matz@suse.de>
3448 PR tree-optimization/35229
3449 PR tree-optimization/39300
3451 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
3452 (inhibit_phi_insertion): New function.
3453 (insert_into_preds_of_block): Call it for REFERENCEs.
3454 (init_pre): Initialize and finalize scalar evolutions.
3455 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
3457 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
3459 * config/i386/predicates.md (zero_extended_scalar_load_operand):
3460 Use CONST_VECTOR_NUNITS to determine number of elements.
3462 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
3464 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
3465 (U, W): Constraints are now deprecated and will be removed if we
3467 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
3469 ("prefetch"): Add the stcmh instruction for prefetching.
3470 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
3472 (s390_short_displacement): Return always true if compiling for
3473 machines not providing the long displacement facility.
3474 (s390_mem_constraint): Support the new constraint letter Z.
3475 (s390_check_qrst_address): New function.
3477 2009-07-21 DJ Delorie <dj@redhat.com>
3479 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
3482 2009-07-21 Jason Merrill <jason@redhat.com>
3484 * c-common.c (max_tinst_depth): Increase default to 1024.
3486 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
3488 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
3489 (vec_unpacku_float_lo_v4si): Ditto.
3491 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
3494 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
3495 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
3496 (builtin_description): Add __builtin_ia32_cvtudq2ps.
3497 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
3499 2009-07-21 Jakub Jelinek <jakub@redhat.com>
3501 PR tree-optimization/40813
3502 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
3505 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
3507 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
3508 with a NOP_EXPR if needed.
3510 2009-07-21 Paul Brook <paul@codesourcery.com>
3512 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
3513 Terminate debug dump with newline.
3515 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3517 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
3518 Cast "1" to unsigned HOST_WIDE_INT.
3519 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
3520 deposit length to the maximum length - lsb. Extend length if
3521 HOST_BITS_PER_WIDE_INT is 32.
3523 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
3525 * cgraph.h (constant_pool_htab): New function.
3526 (constant_descriptor_tree): Move from varasm.c.
3527 * varasm.c (constant_pool_htab): New function.
3528 (constant_descriptor_tree): Move to cgraph.h.
3530 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
3532 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
3534 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
3536 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
3539 2009-07-20 Xinliang David Li <davidxl@google.com>
3541 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
3543 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
3545 * config/mips/mips.md (move_type): Add arith.
3546 (type): Handle arith.
3547 (zero_extendsidi2): Rename this into ...
3548 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
3549 (zero_extendsidi2): New expander.
3550 (*zero_extendsidi2_dext): New pattern.
3552 2009-07-20 Nick Clifton <nickc@redhat.com>
3554 * config.gcc (mips64-*-*): Add definition of tm_defines in order
3555 to set MIPS_ABI_DEFAULT.
3556 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
3558 2009-07-20 Jakub Jelinek <jakub@redhat.com>
3560 * tree-object-size.c (addr_object_size): Handle unions with
3561 array in it as last field of structs in __bos (, 1) as __bos (, 0).
3563 PR tree-optimization/40792
3564 * tree.c (build_function_type_skip_args): Remove bogus assert.
3566 2009-07-20 Jan Hubicka <jh@suse.cz>
3567 Martin Jambor <mjambor@suse.cz>
3569 * cgraph.h (combined_args_to_skip): New field.
3570 * cgraph.c (cgraph_create_virtual_clone): Properly handle
3571 combined_args_to_skip and args_to_skip.
3572 * tree-inline.c (update_clone_info): New function.
3573 (tree_function_versioning): Call update_clone_info.
3574 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
3576 (cgraph_materialize_all_clones): More extensive dumping, working
3577 with combined_args_to_skip rather than args_to_skip.
3579 2009-07-20 Ira Rosen <irar@il.ibm.com>
3581 * tree-vectorizer.h (vectorizable_condition): Add parameters.
3582 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
3583 (get_initial_def_for_reduction): Likewise.
3584 (vectorizable_reduction): Skip the check of first operand in case
3585 of COND_EXPR. Add check that it is outer loop vectorization if
3586 nested cycle was detected. Call vectorizable_condition() for
3587 COND_EXPR. If reduction epilogue cannot be created do not fail for
3588 nested cycles (if it is not double reduction). Assert that there
3589 is only one type in the loop in case of COND_EXPR. Call
3590 vectorizable_condition() to vectorize COND_EXPR.
3591 * tree-vect-stmts.c (vectorizable_condition): Update comment.
3592 Add parameters. Allow nested cycles if called from
3593 vectorizable_reduction(). Use reduction vector variable if provided.
3594 (vect_analyze_stmt): Call vectorizable_reduction() before
3595 vectorizable_condition().
3596 (vect_transform_stmt): Update call to vectorizable_condition().
3598 2009-07-20 Christian Bruel <christian.bruel@st.com>
3600 * config/sh/sh.opt (-mfmovd): Resurrect and document.
3601 * doc/invoke.texi (-mfmovd): Likewise.
3602 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
3604 2009-07-20 Jan Hubicka <jh@suse.cz>
3606 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
3607 when handling SSA name.
3609 2009-07-19 Jan Hubicka <jh@suse.cz>
3611 PR tree-optimization/40676
3612 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
3613 virtual PHIs in empty BBs.
3615 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3617 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
3618 re-expanded the compound use gen_lowpart instead to convert to the
3621 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3623 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
3624 OUTER_CONST arguments.
3625 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
3626 the new wider mode will be masked off.
3627 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
3629 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3631 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
3632 high-order bits are zero.
3634 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
3636 * combine.c (simplify_shift_const_1): Split code to determine
3638 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
3639 new bits shifted in are identical to the old sign bit.
3641 2009-07-18 Richard Guenther <rguenther@suse.de>
3644 * gimplify.c (gimplify_call_expr): Reject code using results from
3645 functions returning void.
3647 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
3649 * doc/md.texi: Document the new PowerPC "es" constraint.
3650 Document that "m" can include automodified addresses on this target,
3651 and explain how %U must be used. Extend the "Q" and "Z" documentation
3652 to suggest "es" as well as "m".
3653 * config/rs6000/constraints.md (es): New memory constraint.
3654 (Q, Z): Update strings to match new documentation.
3656 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
3658 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
3659 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
3660 * config/rs6000/predicates.md (volatile_mem_operand): Use
3661 offsettable_nonstrict_memref_p.
3662 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
3663 (*floatunssidf2_internal): Likewise.
3664 (*fix_truncdfsi2_internal): Likewise.
3665 (*fix_trunctfsi2_internal): Likewise.
3667 2009-07-17 Anatoly Sokolov <aesok@post.ru>
3669 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
3671 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3673 2009-07-17 Richard Guenther <rguenther@suse.de>
3676 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
3677 (pass_warn_unused_result): Likewise.
3678 (TODO_set_props): Remove.
3679 * omp-low.c (diagnose_omp_structured_block_errors): Change to
3681 (pass_diagnose_omp_blocks): Define.
3682 * c-decl.c (pop_file_scope): Do not finalize the CU here.
3683 (c_gimple_diagnostics_recursively): Remove.
3684 (finish_function): Do not call it.
3685 (c_write_global_declarations): Continue after errors.
3686 Finalize the CU here.
3687 * c-gimplify.c (c_genericize): Do not gimplify here.
3688 * c-common.c (c_warn_unused_result): Move ...
3689 * tree-cfg.c (do_warn_unused_result): ... here.
3690 (run_warn_unused_result): New function.
3691 (gate_warn_unused_result): New function.
3692 (pass_warn_unused_result): New pass.
3693 * c-common.h (c_warn_unused_result): Remove.
3694 * flags.h (flag_warn_unused_result): Declare.
3695 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
3696 * opts.c (flag_warn_unused_result): Initialize to false.
3697 * toplev.c (compile_file): Add comment.
3698 * omp-low.c (create_omp_child_function): Do not register
3699 the function with the frontend.
3700 (diagnose_omp_structured_block_errors): Prepare to be
3701 called as optimization pass.
3702 (gate_diagnose_omp_blocks): New function.
3703 (pass_diagnose_omp_blocks): New pass.
3704 * cgraph.h (cgraph_optimize): Remove.
3705 (cgraph_analyze_function): Likewise.
3706 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
3707 * cgraphunit.c (cgraph_lower_function): Lower nested functions
3708 before their parents here.
3709 (cgraph_finalize_function): Not here.
3710 (cgraph_analyze_function): Gimplify functions here.
3711 (cgraph_finalize_compilation_unit): Continue after errors.
3712 Optimize the callgraph from here.
3713 (cgraph_optimize): Make static.
3714 * langhooks.c (write_global_declarations): Finalize the CU.
3715 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
3716 (gimplify_function_tree): Assert we gimplify only once.
3717 Set PROP_gimple_any property.
3718 * tree-nested.c (gimplify_all_functions): New function.
3719 (lower_nested_functions): Gimplify all nested functions.
3720 * gimple.h (diagnose_omp_structured_block_errors): Remove.
3721 * passes.c (init_optimization_passes): Add pass_warn_unused_result
3722 and pass_diagnose_omp_blocks after gimplification. Do not
3723 set TODO_set_props on all_lowering_passes.
3724 (execute_one_pass): Do not handle TODO_set_props.
3725 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
3726 (gimplify.o): Add tree-pass.h dependency.
3727 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
3728 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
3729 (unsave_r): Likewise.
3730 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
3733 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
3735 * doc/service.texi (Service): Restore previously removed link,
3736 which isn't broken after all.
3738 2009-07-17 Richard Guenther <rguenther@suse.de>
3740 PR tree-optimization/40321
3741 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
3742 PHI nodes to the maximal set.
3743 (make_values_for_phi): Add PHI arguments to the maximal set.
3744 (execute_pre): Dump PHI_GEN and the maximal set.
3746 2009-07-17 Jakub Jelinek <jakub@redhat.com>
3749 * gimplify.c (gimplify_conversion): Don't change non-conversions into
3752 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
3754 * doc/extend.texi (Nested Functions): Replace broken link with
3756 * doc/service.texi (Service): Remove broken link.
3758 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
3761 * builtins.c (expand_builtin_memcmp): Use loc instead of
3762 EXPR_LOCATION (exp).
3763 (expand_builtin_strncmp): Likewise.
3765 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
3766 Manuel López-Ibáñez <manu@gcc.gnu.org>
3769 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
3770 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
3771 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
3772 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
3773 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
3774 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
3775 tree-inline.c, c-common.c, c-common.h, gimple.c,
3776 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
3777 convert.c: Add location argument to fold_{unary,binary,ternary},
3778 fold_build[123], build_call_expr, build_size_arg,
3779 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
3780 fold_build1_initializer, fold_build2_initializer,
3781 fold_build3_initializer, fold_build_call_array,
3782 fold_build_call_array_initializer, fold_single_bit_test,
3783 omit_one_operand, omit_two_operands, invert_truthvalue,
3784 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
3785 combine_comparisons, fold_builtin_*, fold_call_expr,
3786 build_range_check, maybe_fold_offset_to_address, round_up,
3789 2009-07-16 Jason Merrill <jason@redhat.com>
3792 * c-common.c (c_common_reswords): Add __is_standard_layout
3794 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
3795 * doc/implement-cxx.texi: New.
3796 * doc/gcc.texi: Include it.
3798 2009-07-16 DJ Delorie <dj@redhat.com>
3800 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
3801 compares that may be indirectly affected by previous instructions.
3803 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3805 * builtins.c (do_mpc_arg2): New.
3806 (fold_builtin_2): Fold builtin cpow.
3807 * real.h (HAVE_mpc_pow): New.
3809 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
3811 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
3812 comparison to skip unprofitable schedule
3814 2009-07-16 Simon Baldwin <simonb@google.com>
3816 * gcc.c (option_map): New flag -no-canonical-prefixes.
3817 * (display_help): Print help text for new flag.
3818 * (process_command): Move options translation and language specifics
3819 and handle new flag early. Use it to set a function pointer to a
3820 prefix builder. Replace make_relative_prefix calls with calls to
3821 the function pointed to. Ignore new flag in regular options handling.
3822 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
3824 2009-07-15 DJ Delorie <dj@redhat.com>
3826 * config/mep/mep.md (sibcall_internal): Change register to avoid
3828 (sibcall_value_internal): Likewise.
3830 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
3832 PR rtl-optimization/40710
3833 * resource.c (mark_target_live_regs): Reset DF problem to LR.
3835 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
3837 * config/mips/mips.md (*extenddi_truncate<mode>,
3838 *extendsi_truncate<mode>): Change type attribute to move_type
3839 with shift_shift. Split out code handling exts from here ...
3840 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
3842 (*extendhi_truncateqi): Change type attribute to move_type with
3843 shift_shift. Split out code handling exts from here ...
3844 (*extendhi_truncateqi_exts): ... to this new pattern.
3846 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
3848 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
3849 instead of "and" with inverted sign bit mask value. Use
3850 "nonimmediate_operand" for operand 1 and operand 2 predicate.
3851 Allocate registers only for operand 4 and operand 5.
3853 2009-07-15 Jakub Jelinek <jakub@redhat.com>
3856 * fold-const.c (fold_cond_expr_with_comparison): When folding
3857 < and <= to MIN, make sure the MIN uses the same type as the
3858 comparison's operands.
3860 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
3862 * arm.md (ior_xor): New code iterator.
3863 (split for ior/xor with shift and zero-extend): New split pattern.
3864 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
3866 2009-07-15 Richard Guenther <rguenther@suse.de>
3868 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
3871 2009-07-15 Richard Guenther <rguenther@suse.de>
3874 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
3876 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3878 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
3879 handle 2.6.30 kernel.
3881 2009-07-15 DJ Delorie <dj@redhat.com>
3883 * config/mep/mep.md (sibcall_internal): Change register to allow
3884 for 24-bit addresses.
3885 (sibcall_value_internal): Likewise.
3887 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
3889 * doc/invoke.texi: Added descriptions of the scheduling heuristics
3890 that are enabled/disabled by the flags introduced by a previous patch.
3892 2009-07-14 DJ Delorie <dj@redhat.com>
3894 * config/mep/mep.md (sibcall_internal): Include non-toggling
3896 (sibcall_value_internal): Likewise.
3898 2009-07-14 Taras Glek <tglek@mozilla.com>
3899 Rafael Espindola <espindola@google.com>
3901 * doc/sourcebuild.texi: Document install-plugin target.
3902 * configure.ac: Added install-plugin target to language makefiles.
3903 * configure: Regenerate.
3904 * Makefile.in: (install-plugin): Install more headers,
3905 depend on lang.install-plugin.
3907 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3909 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
3912 2009-07-14 DJ Delorie <dj@redhat.com>
3914 * config/mep/mep.c (mep_vliw_jmp_match): New function.
3915 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
3916 * config/mep/mep.md (sibcall_internal): Change test from
3917 mep_vliw_mode_match to mep_vliw_jmp_match.
3918 (sibcall_value_internal): Likewise.
3920 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3922 * config/i386/sse.md (copysign<mode>3): New expander.
3923 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
3924 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
3925 Use ix86_build_const_vector.
3926 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
3927 IX86_BUILTIN_CPYSGNPD.
3928 (builtin_description): Add __builtin_ia32_copysignps and
3929 __builtin_ia32_copysignpd.
3930 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
3931 and BUILT_IN_COPYSIGNF.
3933 2009-07-13 Jason Merrill <jason@redhat.com>
3935 * builtins.c (can_trust_pointer_alignment): New fn.
3936 (get_pointer_alignment): Factor it out from here.
3937 * tree.h: Declare it.
3939 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3941 * config/rs6000/predicates.md (offsettable_mem_operand): Test
3944 2009-07-14 Dodji Seketeli <dodji@redhat.com>
3948 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
3950 2009-07-14 Richard Guenther <rguenther@suse.de>
3951 Andrey Belevantsev <abel@ispras.ru>
3954 * cfgexpand.c (partition_stack_vars): Do not bother to update
3955 alias information when not optimizing.
3957 2009-07-14 Richard Guenther <rguenther@suse.de>
3958 Andrey Belevantsev <abel@ispras.ru>
3960 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3961 (pt_solution_set): Likewise.
3962 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3963 * tree-ssa-structalias.c (pt_solution_set): New function.
3964 * final.c (rest_of_clean_state): Free SSA data structures.
3965 * print-rtl.c (print_decl_name): Remove.
3966 (print_mem_expr): Implement in terms of print_generic_expr.
3967 * alias.c (ao_ref_from_mem): New function.
3968 (rtx_refs_may_alias_p): Likewise.
3969 (true_dependence): Query alias-export info.
3970 (canon_true_dependence): Likewise.
3971 (write_dependence_p): Likewise.
3972 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3974 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3975 (mem_expr_equal_p): Use operand_equal_p.
3976 (set_mem_attributes_minus_bitpos): Do not use
3977 component_ref_for_mem_expr.
3978 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3979 (update_alias_info_with_stack_vars): Likewise.
3980 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3981 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3982 explicitly nor clear stmt operands.
3983 Free the decl-to-pointer map.
3984 * tree-optimize.c (execute_free_datastructures): Do not free
3985 SSA data structures here.
3986 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3987 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3988 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3990 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3992 2009-07-13 DJ Delorie <dj@redhat.com>
3994 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3995 unrolling at the right iteration count.
3997 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
4000 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4002 * haifa-sched.c (rank_for_schedule): Introduced flags to
4003 enable/disable individual scheduling heuristics.
4004 * common.opt: Introduced flags to enable/disable individual
4005 heuristics in the scheduler.
4006 * doc/invoke.texi: Introduced flags to enable/disable individual
4007 heuristics in the scheduler.
4009 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
4011 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
4012 config/i386/mingw-tls.c.
4013 * config/i386/mingw-tls.c: Removed.
4015 2009-07-13 Ira Rosen <irar@il.ibm.com>
4017 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
4018 checks access only relevant statements.
4019 (vectorizable_reduction): Likewise.
4021 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
4023 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
4024 just for 32-bit case.
4026 2009-07-12 Jan Hubicka <jh@suse.cz>
4028 PR tree-optimization/40585
4029 * except.c (expand_resx_expr): When there already is resume
4030 instruction, produce linked list.
4031 (build_post_landing_pads): Assert that resume is empty.
4032 (connect_post_landing_pads): Handle resume lists.
4033 (dump_eh_tree): Dump resume list.
4035 2009-07-12 Ira Rosen <irar@il.ibm.com>
4037 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4038 with additional argument.
4039 * tree-vectorizer.h (enum vect_def_type): Add
4040 vect_double_reduction_def.
4041 (vect_is_simple_reduction): Add argument.
4042 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
4044 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
4045 vect_is_simple_reduction with additional argument.
4046 (vect_analyze_loop_operations): Handle exit phi nodes in case of
4048 (reduction_code_for_scalar_code): Handle additional codes by
4049 returning ERROR_MARK for them. Fix comment and indentation.
4050 (vect_is_simple_reduction): Fix comment, add argument to specify
4051 double reduction. Detect double reduction.
4052 (get_initial_def_for_induction): Fix indentation.
4053 (get_initial_def_for_reduction): Fix comment and indentation.
4054 Handle double reduction. Create initial definitions that do not
4055 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
4056 (vect_create_epilog_for_reduction): Fix comment, add argument to
4057 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
4058 epilogue result extraction. Create double reduction phi node and
4059 replace relevant uses.
4060 (vectorizable_reduction): Call vect_is_simple_reduction with
4061 additional argument. Fix indentation. Update epilogue code treatment
4062 according to the changes in reduction_code_for_scalar_code. Check
4063 for double reduction. Call vect_create_epilog_for_reduction with
4064 additional argument.
4065 * tree-vect-stmts.c (process_use): Handle double reduction, update
4067 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
4068 (vect_get_vec_def_for_operand): Likewise.
4070 2009-07-12 Danny Smith <dansmister@gmail.com>
4072 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
4073 dllexport if !TREE_PUBLIC.
4074 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
4076 2009-07-11 Anatoly Sokolov <aesok@post.ru>
4078 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
4079 (avr_extra_arch_macro) Remove declatation.
4080 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
4081 (avr_extra_arch_macro) Declare as static.
4082 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
4084 2009-07-11 Jan Hubicka <jh@suse.cz>
4087 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
4089 2009-07-11 Jakub Jelinek <jakub@redhat.com>
4092 * dwarf2out.c (dw_fde_struct): Add in_std_section and
4093 cold_in_std_section bits.
4094 (dwarf2out_begin_prologue): Initialize them.
4095 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
4096 if already covered by text_section or cold_text_section range.
4098 PR rtl-optimization/40667
4099 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
4100 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
4101 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
4102 * config/i386/i386.c (ix86_minimum_alignment): New function.
4103 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
4104 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
4105 * emit-rtl.c (gen_reg_rtx): Likewise.
4106 * function.c (assign_parms): Likewise. If nominal_type needs
4107 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
4108 rather than passed_type's alignment.
4111 * function.c (assign_parm_setup_stack): Adjust
4112 MEM_OFFSET (data->stack_parm) if promoted_mode is different
4113 from nominal_mode on big endian.
4115 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
4117 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
4119 2009-07-10 DJ Delorie <dj@redhat.com>
4121 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
4123 2009-07-10 Mark Mitchell <mark@codesourcery.com>
4125 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
4127 (thumb2_cbnz): Likewise.
4129 2009-07-10 David Daney <ddaney@caviumnetworks.com>
4132 * config.gcc (supported_defaults): Add synci.
4133 (with_synci): Add validation.
4134 (all_defaults): Add synci.
4135 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
4138 * config/mips/mips.opt (msynci): New option.
4139 * config/mips/mips.c (mips_override_options): Warn on use of
4140 -msynci for targets that do now support it.
4141 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
4143 * gcc/doc/invoke.texi (-msynci): Document the new option.
4144 * doc/install.texi (--with-synci): Document the new option.
4146 2009-07-10 Richard Guenther <rguenther@suse.de>
4148 PR tree-optimization/40496
4149 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
4150 the PHI result with a compatible type.
4152 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
4156 * c.opt (Wunused-result): New.
4157 * doc/invoke.texi: Document it.
4158 * c-common.c (c_warn_unused_result): Use it.
4160 2009-07-09 DJ Delorie <dj@redhat.com>
4162 * targhooks.c (default_target_can_inline_p): Rename from
4163 default_target_option_can_inline_p.
4164 * targhooks.h (default_target_can_inline_p): Likewise.
4165 * target-def.h (TARGET_CAN_INLINE_P): Rename from
4166 TARGET_OPTION_CAN_INLINE_P.
4167 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
4168 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
4169 (mep_target_can_inline_p): Rename from
4170 mep_target_option_can_inline_p.
4173 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
4174 registers used to pass vectors.
4176 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
4178 2009-07-09 Tom Tromey <tromey@redhat.com>
4180 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
4181 * config/mmix/mmix.c: Include dwarf2.h.
4182 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
4183 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
4184 * config/sh/sh.c: Include dwarf2.h.
4185 * config/i386/i386.c: Include dwarf2.h.
4186 * Makefile.in (DWARF2_H): Remove 'elf'.
4187 * except.c: Include dwarf2.h.
4188 * unwind-dw2.c: Include dwarf2.h.
4189 * dwarf2out.c: Include dwarf2.h.
4190 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
4191 * unwind-dw2-fde.c: Include dwarf2.h.
4192 * dwarf2asm.c: Include dwarf2.h.
4194 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4196 * haifa-sched.c (insn_finishes_cycle_p): New static function.
4197 (max_issue): Use it.
4198 * sched-int.h (struct sched_info: insn_finishes_block_p): New
4200 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
4201 (region_sched_info): Update.
4202 * sched-ebb.c (ebb_sched_info): Update.
4203 * modulo-sched.c (sms_sched_info): Update.
4204 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
4206 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4208 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
4210 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
4212 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
4214 2009-07-09 Jakub Jelinek <jakub@redhat.com>
4217 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
4218 arg1 with arg01 if arg1 is already INTEGER_CST.
4220 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
4222 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
4223 Transform (and (truncate)) into (truncate (and)).
4225 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
4227 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
4228 creating LHS paradoxical subregs. Fix surrounding returns to
4229 use NULL_RTX rather than 0.
4231 2009-07-08 DJ Delorie <dj@redhat.com>
4233 * config/mep/mep.c: (mep_option_can_inline_p): New.
4234 (TARGET_OPTION_CAN_INLINE_P): Define.
4236 2009-07-08 Mark Wielaard <mjw@redhat.com>
4239 * dwarf2out.c (add_data_member_location_attribute): When we have
4240 only a constant offset don't emit a new location description using
4241 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
4244 2009-07-08 Richard Henderson <rth@redhat.com>
4247 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
4248 (enum reg_class): Add CLOBBERED_REGS.
4249 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
4250 * config/i386/i386.c (ix86_conditional_register_usage): Moved
4251 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
4252 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
4253 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
4254 force 64-bit sibcalls into R11.
4255 * config/i386/constraints.md (U): New constraint.
4256 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
4257 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
4258 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
4260 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
4262 * basic-block.h (dump_regset, debug_regset): Remove duplicate
4264 * c-objc-common.h (c_initialize_diagnostics): Ditto.
4265 * ebitmap.h (dump_ebitmap): Ditto.
4266 * optabs.h (optab_libfunc): Ditto.
4267 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
4268 * tree-flow.h (vect_can_force_dr_alignment_p,
4269 get_vectype_for_scalar_type): Ditto.
4270 (vectorize_loops): Move prototype to ...
4271 * tree-vectorizer.h: ... here. Also, adjust comment.
4272 (vect_set_verbosity_level): Remove duplicate prototype.
4273 * tree-ssa-loop.c: Include tree-vectorizer.h.
4274 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
4276 2009-07-08 Nick Clifton <nickc@redhat.com>
4278 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
4281 2009-07-08 DJ Delorie <dj@redhat.com>
4283 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
4284 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
4285 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
4287 * config/mep/intrinsics.md: Regenerated.
4288 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
4289 registers when asm() or calls are detected.
4291 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4294 * gimplify.c (gimplify_expr): Propagate no_warning flag when
4296 * gimple (gimple_build_call_from_tree): Likewise.
4297 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
4298 no_warning flag before warning.
4300 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4302 * tree.c (set_expr_locus): Remove.
4303 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
4304 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
4306 * gimplify.c (internal_get_tmp_var): Likewise.
4307 (gimplify_call_expr): Likewise.
4308 (gimplify_one_sizepos): Likewise.
4310 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
4313 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
4314 to variables for debugging purposes.
4316 2009-06-23 Mark Loeser <mark@halcy0n.com>
4319 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
4321 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4323 * pretty-print.c (pp_base_format): Remove %J.
4324 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4325 gcc_cxxdiag_char_table): Likewise.
4326 (init_dynamic_diag_info): Likewise.
4328 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4330 * pretty-print.c (pp_base_format): Remove %H.
4331 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4332 gcc_cxxdiag_char_table): Likewise.
4333 (init_dynamic_diag_info): Likewise.
4334 * config/mep/mep.c (mep_select_section): Likewise.
4336 2009-07-07 Duncan Sands <baldrick@free.fr>
4338 * final.c (pass_clean_state): Give the pass a name.
4339 * passes.c (pass_rest_of_compilation): Likewise.
4340 * tree-optimize.c (pass_all_optimizations): Likewise.
4342 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
4344 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
4345 an extra 'decl' for error_at.
4347 2009-07-07 Jakub Jelinek <jakub@redhat.com>
4350 * tree-tailcall.c (adjust_return_value_with_ops,
4351 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
4352 if it has complex or vector type.
4354 2009-07-07 Olivier Hainque <hainque@adacore.com>
4356 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
4359 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
4361 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
4363 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4365 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
4366 * c-decl.c: Likewise.
4367 * function.c: Likewise.
4368 * varasm.c: Likewise.
4369 * tree-ssa.c: Likewise.
4370 * c-common.c: Likewise.
4371 * tree-cfg.c: Likewise.
4372 * config/spu/spu.c: Likewise.
4373 * config/ia64/ia64.c: Likewise.
4374 * config/v850/v850.c: Likewise.
4376 2009-07-06 DJ Delorie <dj@redhat.com>
4378 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
4379 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
4380 unspecified accesses to control registers.
4381 * config/mep/intrinsics.md: Regenerate.
4382 * config/mep/intrinsics.h: Regenerate.
4383 * config/mep/mep-intrin.h: Regenerate.
4385 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
4387 * c-lex.c: Replace %H by an explicit location. Update all calls.
4388 * c-common.c: Likewise.
4389 * c-decl.c: Likewise.
4390 * c-typeck.c: Likewise.
4391 * fold-const.c: Likewise.
4392 * gimplify.c: Likewise.
4394 * tree-cfg.c: Likewise.
4395 * tree-ssa-loop-niter.c: Likewise.
4396 * tree-vrp.c: Likewise.
4397 * value-prof.c: Likewise.
4399 2009-07-06 Diego Novillo <dnovillo@google.com>
4401 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
4402 if it has one. Handle cases where VAR does not have an
4403 annotation or cfun is NULL.
4405 2009-07-06 Diego Novillo <dnovillo@google.com>
4407 * tree.c: Include debug.h.
4408 (initialize_tree_contains_struct): New.
4409 (init_ttree): Call it.
4410 (tree_node_structure_for_code): Factor out of ...
4411 (tree_node_structure): ... here.
4412 * treestruct.def (TS_PHI_NODE): Remove.
4413 (TS_GIMPLE_STATEMENT): Remove.
4415 2009-07-06 Diego Novillo <dnovillo@google.com>
4417 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
4418 (debug_tree_chain): Handle cycles.
4420 2009-07-06 Nick Clifton <nickc@redhat.com>
4421 DJ Delorie <dj@redhat.com>
4423 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4424 __FMOVD_ENABLED__ is defined.
4426 (TARGET_FMOVD): Provide a default definition.
4427 (MASK_FMOVD): Likewise.
4428 (TARGET_CPU_CPP_BUILTINS): Define
4429 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4430 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4431 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
4432 (split for DF load from memory into register): Also handle
4433 MEMs which consist of REG+DISP addressing.
4434 (split for DF store from register to memory): Likewise.
4435 (movsf_ie): Always use single fp_mode.
4436 * config/sh/sh.c (sh_override_options): Do not automatically
4437 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4438 that to the -mfmovd command line switch.
4439 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
4440 (fldi_ok): Always allow.
4441 * config/sh/sh.opt (mfmovd): Remove this switch.
4442 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4444 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
4445 Kaz Kojima <kkojima@gcc.gnu.org>
4447 PR rtl-optimization/30807
4448 * postreload.c (reload_combine): For every new use of REG_SUM,
4449 record the use of BASE.
4451 2009-07-06 Jan Hubicka <jh@suse.cz>
4453 * params.def: Revert my accidental commit at 2009-06-30.
4455 2009-07-04 Ian Lance Taylor <iant@google.com>
4458 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
4460 (mingw_format_attribute_overrides): Likewise.
4462 2009-07-04 Jakub Jelinek <jakub@redhat.com>
4465 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
4466 don't check cfa.reg. Instead of cfa.indirect use
4467 fde && fde->drap_reg != INVALID_REGNUM test.
4469 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
4471 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
4473 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
4476 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
4478 2009-07-03 Richard Guenther <rguenther@suse.de>
4480 PR tree-optimization/40640
4481 * tree-switch-conversion.c (build_arrays): Perform arithmetic
4484 2009-07-03 Jan Hubicka <jh@suse.cz>
4486 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
4487 for size, reduce amount of inlining.
4489 2009-07-03 Richard Guenther <rguenther@suse.de>
4492 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
4493 if t +- x is known to not overflow and the conversion widens the
4495 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
4497 2009-07-03 Jan Hubicka <jh@suse.cz>
4499 * ipa-pure-const.c (analyze): Update loop optimizer init.
4500 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
4501 try_remove_empty_loop, remove_empty_loops): Remove.
4502 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
4503 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
4504 to mark regular loops as neccesary.
4505 (degenerate_phi_p): New function.
4506 (propagate_necessity, remove_dead_phis): Use it.
4507 (forward_edge_to_pdom): Likewise.
4508 (eliminate_unnecessary_stmts): Take care to remove uses of results of
4509 virtual PHI nodes that became unreachable.
4510 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
4511 * tree-flow.h (remove_empty_loops): Remove.
4512 * passes.c (init_optimization_passes): Remove.
4514 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
4516 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
4517 can_create_pseudo_p.
4518 (*fix_trunc<mode>_i387_1): Ditto.
4519 (*floathi<mode>2_1): Ditto.
4520 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
4521 (*fistdi2_1): Ditto.
4522 (*fist<mode>2_1): Ditto.
4523 (frndintxf2_floor): Ditto.
4524 (*fist<mode>2_floor_1): Ditto.
4525 (frndintxf2_ceil): Ditto.
4526 (*fist<mode>2_ceil_1): Ditto.
4527 (frndintxf2_trunc): Ditto.
4528 (frndintxf2_mask_pm): Ditto.
4529 (fxam<mode>2_i387_with_temp): Ditto.
4530 * config/i386/sse.md (mulv16qi3): Ditto.
4531 (*sse2_mulv4si3): Ditto.
4533 (sse4_2_pcmpestr): Ditto.
4534 (sse4_2_pcmpistr): Ditto.
4536 2009-07-03 Jan Hubicka <jh@suse.cz>
4538 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
4539 (mark_stmt_necessary): Set it.
4540 (mark_operand_necessary): Set it.
4541 (mark_control_dependent_edges_necessary): Set it.
4542 (mark_virtual_phi_result_for_renaming): New function.
4543 (get_live_post_dom): New function.
4544 (forward_edge_to_pdom): New function.
4545 (remove_dead_stmt): Fix handling of control dependences.
4546 (tree_dce_init): Init new bitmap.
4547 (tree_dce_done): Free it.
4549 2009-07-02 Richard Guenther <rguenther@suse.de>
4552 * tree-ssa-structalias.c (new_var_info): Initialize
4555 2009-07-02 Jan Hubicka <jh@suse.cz>
4557 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
4560 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
4562 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
4563 instead of recomputing it. Adjust calls.
4564 (emit_store_flag): Adjust recursive calls.
4566 2009-07-02 Richard Guenther <rguenther@suse.de>
4568 * tree-ssa-live.c (remove_unused_locals): Do not remove
4570 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
4571 of DECL_EXTERNAL for HEAP variables.
4572 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
4573 HEAP variables. Do not adjust RESTRICT vars.
4574 (find_what_var_points_to): Nobody cares if something
4577 2009-07-02 Ben Elliston <bje@au.ibm.com>
4579 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
4580 pc_low and pc_high declarations to the top of the function.
4582 2009-07-01 DJ Delorie <dj@redhat.com>
4584 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
4586 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
4587 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
4588 unspecified accesses to control registers.
4589 * config/mep/intrinsics.md: Regenerate.
4590 * config/mep/intrinsics.h: Regenerate.
4591 * config/mep/mep-intrin.h: Regenerate.
4593 2009-07-01 Anthony Green <green@moxielogic.com>
4595 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4596 instruction when possible.
4597 (moxie_expand_prologue): Ditto. Also, save an instruction and
4598 some complexity by popping off of $r12 instead of $sp.
4599 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
4602 2009-07-01 Richard Henderson <rth@redhat.com>
4605 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
4606 contained no insns, reposition note before last insn.
4608 2009-07-01 Richard Henderson <rth@redhat.com>
4611 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
4612 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
4614 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4617 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
4618 darwin9 for printing reg addresses with %y.
4620 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4622 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
4623 truncation from operands in binary operations.
4625 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
4628 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
4629 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
4630 subreg of op0 to the original op0.
4632 * expmed.c (store_bit_field_1): Use a temporary as the destination
4633 instead of a paradoxical subreg when we need to truncate the result.
4635 2009-07-01 DJ Delorie <dj@redhat.com>
4637 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
4638 names to VLIW variants.
4639 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
4640 * config/mep/intrinsics.md: Regenerate.
4641 * config/mep/intrinsics.h: Regenerate.
4642 * config/mep/mep-intrin.h: Regenerate.
4644 2009-07-01 Jakub Jelinek <jakub@redhat.com>
4647 * jump.c (returnjump_p): Revert last patch.
4648 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
4650 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4653 * pa.md (casesi32p): Use jump table label to determine the offset
4655 (casesi64p): Likewise.
4657 * pa.c (forward_branch_p): Return bool type. Use instruction
4658 addresses when available. Assert that INSN has a jump label.
4659 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
4662 2009-07-01 Richard Guenther <rguenther@suse.de>
4664 PR tree-optimization/19831
4665 * tree-ssa-dce.c (propagate_necessity): Calls to functions
4666 that only act as barriers do not make any previous stores necessary.
4667 * tree-ssa-structalias.c (handle_lhs_call): Delay making
4668 HEAP variables global, do not add a constraint from nonlocal.
4669 (find_func_aliases): Handle escapes through return statements.
4670 (compute_points_to_sets): Make escaped HEAP variables global.
4672 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4675 * expmed.c (emit_store_flag): Perform a conversion if necessary,
4676 after reducing a DImode cstore to SImode.
4678 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
4680 * expr.c (expand_expr_real_1): Reinstate fallthrough to
4681 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
4683 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
4685 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
4686 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
4688 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
4689 and umod_optab if TARGET_BSD_DIVMOD.
4690 * config/vax/lib1funcs.asm: New file.
4691 * config/vax/t-linux: New file.
4692 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
4694 2009-06-30 Jakub Jelinek <jakub@redhat.com>
4697 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
4698 to type arguments that have void type.
4701 * dwarf2out.c (gen_formal_parameter_die): Call
4702 equate_decl_number_to_die if node is different from origin.
4704 2009-06-30 Anthony Green <green@moxielogic.com>
4706 Clean up moxie port for --enable-build-with-cxx.
4707 * config/moxie/moxie.c (moxie_function_value): First two
4708 parameters are const_tree, not tree.
4709 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
4710 (REG_CLASS_NAMES): Ditto.
4711 (REGNO_REG_CLASS): Ditto.
4712 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
4713 (moxie_function_value): Fix constyness of arguments.
4715 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
4717 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
4718 finalize_size_functions before further processing.
4719 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
4720 (variable_size): Call self_referential_size on size expressions
4721 that contain a PLACEHOLDER_EXPR.
4722 (size_functions): New static variable.
4723 (copy_self_referential_tree_r): New static function.
4724 (self_referential_size): Likewise.
4725 (finalize_size_functions): New global function.
4726 * tree.c: Include tree-inline.h.
4727 (push_without_duplicates): New static function.
4728 (find_placeholder_in_expr): New global function.
4729 (substitute_in_expr) <tcc_declaration>: Return the replacement object
4731 <tcc_expression>: Likewise.
4732 <tcc_vl_exp>: If the replacement object is a constant, try to inline
4733 the call in the expression.
4734 * tree.h (finalize_size_functions): Declare.
4735 (find_placeholder_in_expr): Likewise.
4736 (FIND_PLACEHOLDER_IN_EXPR): New macro.
4737 (substitute_placeholder_in_expr): Update comment.
4738 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
4740 (copy_tree_body_r): Likewise.
4741 (copy_tree_body): New static function.
4742 (maybe_inline_call_in_expr): New global function.
4743 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
4744 (maybe_inline_call_in_expr): Declare.
4745 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
4746 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
4749 2009-06-30 Richard Guenther <rguenther@suse.de>
4751 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
4753 (propagate_necessity): Do not mark reaching defs of stores
4756 2009-06-30 Jan Hubicka <jh@suse.cz>
4758 * cfgloopanal.c (check_irred): Move into ...
4759 (mark_irreducible_loops): ... here; return true if ireducible
4761 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
4762 (analyze_function): Try to prove loop finiteness.
4763 * cfgloop.h (mark_irreducible_loops): Update prototype.
4764 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
4766 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
4768 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
4770 2009-06-30 Ira Rosen <irar@il.ibm.com>
4772 PR tree-optimization/40542
4773 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
4776 2009-06-30 Martin Jambor <mjambor@suse.cz>
4778 PR tree-optimization/40582
4779 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
4780 than useless_type_conversion_p.
4781 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
4784 2009-06-30 Martin Jambor <mjambor@suse.cz>
4787 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
4789 2009-06-30 Richard Guenther <rguenther@suse.de>
4791 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
4792 use ao_ref references.
4793 (walk_aliased_vdefs): Likewise.
4794 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
4795 * tree-ssa-dce.c (struct ref_data): Remove.
4796 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
4797 (mark_aliased_reaching_defs_necessary): Adjust.
4798 (mark_all_reaching_defs_necessary_1): Likewise.
4800 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
4803 * expmed.c (emit_cstore): New name of emit_store_flag_1.
4804 (emit_store_flag_1): Extract from emit_store_flag, adjust
4805 calls to (what now is) emit_cstore.
4806 (emit_store_flag): Call emit_store_flag_1 and also use it
4807 for what used to be recursive calls.
4809 2009-06-30 Wei Guozhi <carrot@google.com>
4812 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
4813 if the target bb post dominates from bb.
4814 * config/i386/i386.c (memory_address_length): Check existence of base
4815 register before using it.
4817 2009-06-30 Nick Clifton <nickc@redhat.com>
4818 DJ Delorie <dj@redhat.com>
4820 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
4821 __FMOVD_ENABLED__ is defined.
4823 (TARGET_FMOVD): Provide a default definition.
4824 (MASK_FMOVD): Likewise.
4825 (TARGET_CPU_CPP_BUILTINS): Define
4826 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
4827 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
4828 two fmov instructions depending upon whether TARGET_FMOVD is
4830 (split for DF load from memory into register): Also handle
4831 MEMs which consist of REG+DISP addressing.
4832 (split for DF store from register to memory): Likewise.
4833 * config/sh/sh.opt (mfmovd): Remove this switch.
4834 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
4835 * config/sh/sh.c (sh_override_options): Do not automatically
4836 enable TARGET_MOVD for the SH2A when supporting doubles - leave
4837 that to the -mfmovd command line switch.
4839 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
4841 (fldi_ok): Always allow.
4842 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
4844 2009-06-29 DJ Delorie <dj@redhat.com>
4846 * doc/install.texi (mep-x-elf): Correct chip's full name.
4848 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
4850 * doc/extend.texi: Fix typo.
4852 2009-06-29 Tom Tromey <tromey@redhat.com>
4855 * Makefile.in (DWARF2_H): New variable.
4857 (dwarf2out.o): Likewise.
4858 (dwarf2asm.o): Likewise.
4859 * config/i386/t-i386: Use DWARF2_H.
4860 * except.c: Include elf/dwarf2.h.
4861 * unwind-dw2.c: Include elf/dwarf2.h.
4862 * dwarf2out.c: Include elf/dwarf2.h.
4863 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
4864 <dtprel>: New field.
4865 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
4866 (size_of_loc_descr): Likewise.
4867 (output_loc_operands_raw): Likewise.
4868 (output_loc_operands): Handle new dtprel field.
4869 (loc_checksum): Update.
4870 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
4871 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
4872 * unwind-dw2-fde.c: Include elf/dwarf2.h.
4873 * dwarf2asm.c: Include elf/dwarf2.h.
4874 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
4875 * config/mmix/mmix.c: Include elf/dwarf2.h.
4876 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
4877 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
4878 * config/sh/sh.c: Include elf/dwarf2.h.
4879 * config/i386/i386.c: Include elf/dwarf2.h.
4881 2009-06-29 DJ Delorie <dj@redhat.com>
4883 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
4885 * doc/extend.texi: Add MeP attributes and pragmas.
4886 * doc/invoke.text: Add MeP Options.
4887 * doc/contrib.texi: Add MeP contribution.
4888 * doc/md.texi: Add MeP constraints.
4889 * doc/install.texi: Add MeP target.
4891 2009-06-30 Anatoly Sokolov <aesok@post.ru>
4893 * target.h (struct gcc_target): Add frame_pointer_required field.
4894 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
4895 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
4896 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
4898 * reload1.c (update_eliminables): (Ditto.).
4899 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
4900 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4901 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
4903 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
4905 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
4906 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4907 (arm_frame_pointer_required): New function.
4909 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
4910 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4911 (avr_frame_pointer_required_p): Declare as static.
4912 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
4914 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
4915 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4916 (bfin_frame_pointer_required): Make as static, change return type
4918 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
4920 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
4921 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4922 (cris_frame_pointer_required): New function.
4924 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
4926 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
4927 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4928 (fr30_frame_pointer_required): New function.
4930 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
4931 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4932 (frv_frame_pointer_required): Make as static, change return type
4934 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
4936 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
4937 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4938 (ix86_frame_pointer_required): Make as static, change return type to
4940 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
4942 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
4943 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4945 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
4947 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
4949 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
4951 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4952 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4953 (mips_frame_pointer_required): Make as static.
4954 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4956 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4957 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4958 (mmix_frame_pointer_required): Mew function.
4960 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4961 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4963 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4965 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4967 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4969 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4970 (CAN_ELIMINATE): Redefine.
4971 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4972 (sparc_frame_pointer_required): New function.
4973 (sparc_can_eliminate): New function.
4974 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4976 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4977 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4979 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4980 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4981 (xtensa_frame_pointer_required): Make as static, change return type
4983 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4986 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4988 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4989 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4990 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4991 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4992 (register_callback): Handle PLUGIN_START_UNIT.
4993 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4995 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4997 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4999 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
5000 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
5002 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
5004 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
5007 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
5009 * doc/extend.texi (Additional Floating Types): __float128 is also
5010 supported on i386 targets.
5012 2009-06-29 Richard Guenther <rguenther@suse.de>
5015 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
5017 (pt_solutions_same_restrict_base): Declare.
5018 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
5020 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
5021 (make_constraint_from, make_copy_constraint): Move earlier.
5022 (make_constraint_from_heapvar): New function.
5023 (make_constraint_from_restrict): Likewise.
5024 (handle_lhs_call): Use it.
5025 (find_func_aliases): Use it to track conversions to restrict
5027 (struct fieldoff): Add only_restrict_pointers flag.
5028 (push_fields_onto_fieldstack): Initialize it.
5029 (create_variable_info_for): Track global restrict qualified pointers.
5030 (intra_create_variable_infos): Use make_constraint_from_heapvar.
5031 Track restrict qualified pointer arguments.
5032 (set_uids_in_ptset): Use varinfo is_global_var flag.
5033 (find_what_var_points_to): Set the vars_contains_restrict flag.
5034 Always create the points-to solution for sets including restrict tags.
5035 (pt_solutions_same_restrict_base): New function.
5036 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
5037 qualified pointers use pt_solutions_same_restrict_base as
5038 additional source for disambiguation.
5040 2009-06-29 Richard Guenther <rguenther@suse.de>
5043 * alias.c (find_base_decl): Remove.
5044 (get_deref_alias_set_1): Remove restrict handling.
5045 * c-common.c (c_apply_type_quals_to_decl): Do not set
5046 DECL_POINTER_ALIAS_SET.
5047 * gimplify.c (find_single_pointer_decl_1): Remove.
5048 (find_single_pointer_decl): Likewise.
5049 (internal_get_tmp_var): Remove restrict handling.
5050 (gimple_regimplify_operands): Likewise.
5051 * omp-low.c (expand_omp_atomic_pipeline): Do not set
5052 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
5053 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
5054 * tree.c (restrict_base_for_decl): Remove.
5055 (init_ttree): Do not allocate it.
5056 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
5057 LABEL_DECL_UID for label decls.
5058 (copy_node_stat): Do not copy restrict information.
5059 (decl_restrict_base_lookup): Remove.
5060 (decl_restrict_base_insert): Likewise.
5061 (print_restrict_base_statistics): Likewise.
5062 (dump_tree_statistics): Do not call print_restrict_base_statistics.
5063 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
5064 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
5065 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
5066 (LABEL_DECL_UID): Adjust.
5067 (DECL_BASED_ON_RESTRICT_P): Remove.
5068 (DECL_GET_RESTRICT_BASE): Likewise.
5069 (SET_DECL_RESTRICT_BASE): Likewise.
5070 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
5072 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
5073 instead of DECL_POINTER_ALIAS_SET.
5074 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
5075 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
5076 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
5078 2009-06-29 Richard Guenther <rguenther@suse.de>
5080 PR tree-optimization/40579
5081 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
5082 the IL to simplify has constants that overflowed.
5084 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
5086 PR tree-optimization/40550
5087 * tree-vect-generic.c (expand_vector_operations_1): Compute in
5088 vector_compute_type only when the size of vector_compute_type is
5089 less than the size of type.
5091 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
5093 * fold-const.c (contains_label_1): Fix comments.
5094 (contains_label_p): Do not walk trees multiple time.
5096 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5098 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
5099 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
5100 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
5101 ix86_fp_comparison_operator.
5102 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
5103 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
5104 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
5105 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
5106 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
5107 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
5108 (related splits): Change predicate to ix86_fp_comparison_operator.
5109 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
5110 instead of ix86_fp_comparison_codes.
5111 (ix86_trivial_fp_comparison_operator,
5112 ix86_fp_comparison_operator): New.
5113 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
5114 (ix86_expand_compare): Eliminate last two parameters.
5115 (ix86_fp_jump_nontrivial_p): Kill.
5116 * config/i386/i386.c (put_condition_code): Eliminate call to
5117 ix86_fp_comparison_codes and subsequent assertion.
5118 (ix86_fp_comparison_codes): Eliminate.
5119 (ix86_fp_swap_condition): New.
5120 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
5121 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
5122 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
5123 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
5124 and ix86_fp_swap_condition.
5125 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
5126 Use ix86_fp_comparison_strategy.
5127 (ix86_expand_compare): Likewise. Eliminate last two arguments.
5128 (ix86_fp_jump_nontrivial_p): Eliminate.
5129 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
5130 call to ix86_expand_compare.
5131 (ix86_split_fp_branch, ix86_expand_setcc,
5132 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
5133 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
5135 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5137 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
5138 related to jump_clobbers.
5139 * config/arm/arm.md (conds): Remove jump_clob case.
5140 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
5141 splits): Change comparison_operator to arm_comparison_operator.
5142 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
5145 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5147 * dojump.c (do_compare_rtx_and_jump): Try swapping the
5148 condition for floating point modes.
5149 * expmed.c (emit_store_flag_1): Move here a bigger part
5151 (emit_store_flag): Try swapping the condition for floating point
5153 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
5155 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5157 * expr.c (expand_expr_real_1): Just use do_store_flag.
5158 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
5159 emit_store_flag_force.
5160 * expmed.c (emit_store_flag_force): Copy here trick
5161 previously in expand_expr_real_1. Try reversing the comparison.
5162 (emit_store_flag_1): Work if target is NULL.
5163 (emit_store_flag): Work if target is NULL, using the result mode
5164 from the comparison. Use split_comparison, restructure final part
5165 to simplify conditionals.
5167 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
5169 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
5170 * dojump.c (do_jump): Change handling of floating-point
5171 ops to use just do_compare_and_jump.
5172 (split_comparison): New.
5173 (do_compare_rtx_and_jump): Add here logic coming previously
5174 in do_jump, using split_comparison.
5176 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
5179 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
5181 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5183 * tree-ssa-alias.c: Fix unintentional commit.
5185 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5187 * passes.c (execute_one_pass): Fix unintentional commit.
5189 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5191 * df-problems.c (df_set_seen, df_unset_seen): Delete.
5192 (df_rd_local_compute, df_md_local_compute): Inline them.
5194 (df_md_scratch): New.
5195 (df_md_alloc, df_md_free): Allocate/free it.
5196 (df_md_local_compute): Only include live registers in init.
5197 (df_md_transfer_function): Prune the in-set computed by
5198 the confluence function, and the gen-set too.
5200 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5202 PR rtl-optimization/26854
5203 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
5204 * df-problems.c (df_rd_add_problem): Fix comment.
5205 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
5206 df_md_simulate_artificial_defs_at_top,
5207 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
5208 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
5209 df_md_transfer_function, df_md_init, df_md_confluence_0,
5210 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
5211 problem_MD, df_md_add_problem): New.
5212 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
5213 df_md_get_bb_info): New.
5214 (DF_LAST_PROBLEM_PLUS1): Adjust.
5216 * Makefile.in (fwprop.o): Include domwalk.h.
5217 * fwprop.c: Include domwalk.h.
5218 (reg_defs, reg_defs_stack): New.
5219 (bitmap_only_bit_between): Remove.
5220 (process_defs): New.
5221 (process_uses): Use reg_defs and local_md instead of
5222 bitmap_only_bit_between and local_rd.
5223 (single_def_use_enter_block): New, from build_single_def_use_links.
5224 (single_def_use_leave_block): New.
5225 (build_single_def_use_links): Remove code moved to
5226 single_def_use_enter_block, invoke domwalk.
5227 (use_killed_between): Adjust comment.
5229 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5231 * bitmap.h (bitmap_ior_and_into): New.
5232 * bitmap.c (bitmap_ior_and_into): New.
5234 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
5236 * domwalk.h (struct dom_walk_data): Remove all callbacks except
5237 before_dom_children_before_stmts and after_dom_children_after_stmts.
5238 Rename the two remaining callbacks to just before_dom_children and
5239 after_dom_children. Remove other GIMPLE statement walking bits.
5240 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
5241 * graphite.c: Do not include domwalk.h.
5242 * tree-into-ssa.c (interesting_blocks): New global.
5243 (struct mark_def_sites_global_data): Remove it and names_to_rename.
5244 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
5245 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
5246 now that they're not domwalk callbacks.
5247 (rewrite_initialize_block): Rename to...
5248 (rewrite_enter_block): ... this, place after called functions. Test
5249 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
5250 (rewrite_finalize_block): Rename to...
5251 (rewrite_leave_block): ... this, place after called functions.
5252 (rewrite_update_init_block): Rename to...
5253 (rewrite_update_enter_block): ... this, place after called functions.
5254 Test interesting_blocks, call rewrite_update_stmt and
5255 rewrite_update_phi_arguments.
5256 (rewrite_update_fini_block): Rename to...
5257 (rewrite_leave_block): ... this, place after called functions.
5258 (rewrite_blocks): Remove last argument, simplify initialization of
5260 (mark_def_sites_initialize_block): Rename to...
5261 (mark_def_sites_block): ... this, call mark_def_sites.
5262 (mark_def_sites_blocks): Remove argument, simplify initialization of
5264 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
5265 (update_ssa): Likewise.
5266 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
5268 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
5269 (dom_opt_initialize_block): Rename to...
5270 (dom_opt_enter_block): ... this, place after called functions. Walk
5271 statements here, inline propagate_to_outgoing_edges.
5272 (dom_opt_finalize_block): Rename to...
5273 (dom_opt_leave_block): ... this, place after called functions.
5274 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
5276 (dse_enter_block, dse_record_phi): New.
5277 (dse_record_phis): Delete.
5278 (dse_finalize_block): Rename to...
5279 (dse_leave_block): ... this.
5280 (tree_ssa_dse): Simplify initialization of walk_data.
5281 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
5282 Adjust initialization of walk_data.
5283 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
5284 * tree-ssa-loop-phiopt.c (get_non_trapping):
5285 Adjust initialization of walk_data.
5286 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
5287 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
5288 it's not a domwalk callback.
5289 (uncprop_initialize_block): Rename to...
5290 (dse_enter_block): ... this, call uncprop_into_successor_phis.
5291 (dse_finalize_block): Rename to...
5292 (dse_leave_block): ... this.
5293 (tree_ssa_uncprop): Simplify initialization of walk_data.
5294 * Makefile.in: Adjust dependencies.
5296 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
5298 * arm.md (casesi): Fix test for Thumb1.
5299 (thumb1_casesi_internal_pic): Likewise.
5300 (thumb1_casesi_dispatch): Likewise.
5302 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
5304 * config/arm/arm-cores.def: Added core cortex-m0.
5305 * config/arm/arm-tune.md: Regenerated.
5306 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
5308 2009-06-26 DJ Delorie <dj@redhat.com>
5310 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
5312 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
5313 the scheduler doesn't tag jump insns.
5315 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
5317 * c-decl.c (merge_decls): Re-indent.
5319 2009-06-26 Janis Johnson <janis187@us.ibm.com>
5322 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
5323 Special-case decimal float constants.
5325 2009-06-26 Richard Henderson <rth@redhat.com>
5327 * function.h (struct function): Add cannot_be_copied_reason,
5328 and cannot_be_copied_set.
5329 * tree-inline.c (has_label_address_in_static_1): Rename from
5330 inline_forbidden_p_2; don't set inline_forbidden_reason here.
5331 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
5332 don't set inline_forbidden_reason.
5333 (copy_forbidden): New function, split out of inline_forbidden_p.
5334 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
5335 (inline_forbidden_p): Use copy_forbidden.
5336 (tree_versionable_function_p): Likewise.
5337 (inlinable_function_p): Merge into tree_inlinable_function_p.
5338 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
5339 * ipa-cp.c (ipcp_versionable_function_p): New function.
5340 (ipcp_cloning_candidate_p): Use it.
5341 (ipcp_node_modifiable_p): Likewise.
5343 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
5345 * builtins.c (expand_builtin_alloca): Handle builtin alloca
5346 that is marked not to be inlined. Remove flag_mudflap use.
5347 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
5348 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
5350 2009-06-26 Steve Ellcey <sje@cup.hp.com>
5353 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
5354 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
5356 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
5358 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
5360 (__mingwthr_remove_key_dtor): Likewise.
5362 2009-06-26 Richard Guenther <rguenther@suse.de>
5364 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
5366 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
5369 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
5370 try the non-cond_exec path also.
5372 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5375 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
5376 (output_cbranch): Use new functions.
5377 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
5380 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5381 Pat Haugen <pthaugen@us.ibm.com>
5382 Revital Eres <ERES@il.ibm.com>
5384 * config/rs6000/rs6000.c (print_operand): Correct lossage message
5385 for %c error. Add %x support to print VSX registers as a unified
5386 register set, instead of separate float and altivec registers.
5387 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
5388 %y case, and add support for VSX pre-modify addresses.
5389 (output_toc): Add assert for CONST containing an integer constant
5391 (rs6000_adjust_cost): Add POWER7 support.
5392 (insn_must_be_first_in_group): Ditto.
5393 (insn_must_be_last_in_group): Ditto.
5394 (rs6000_emit_popcount): Ditto.
5395 (rs6000_vector_mode_supported_p): Ditto.
5397 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
5398 Change some of the functions called by macros to being called
5399 through a pointer, so debug functions can be inserted if
5400 -mdebug=addr or -mdebug=cost.
5401 (rs6000_preferred_reload_class_ptr): Ditto.
5402 (rs6000_secondary_reload_class_ptr): Ditto.
5403 (rs6000_secondary_memory_needed_ptr): Ditto.
5404 (rs6000_cannot_change_mode_class_ptr): Ditto.
5405 (rs6000_secondary_reload_inner): Ditto.
5406 (rs6000_legitimize_reload_address): Ditto.
5407 (rs6000_legitimize_reload_address_ptr): Ditto.
5408 (rs6000_mode_dependent_address): Ditto.
5409 (rs6000_mode_dependent_address_ptr): Ditto.
5411 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
5412 function to return true if the mode allows reg + integer
5414 (virtual_stack_registers_memory_p): New function to return true if
5415 the address refers to a virtual stack register.
5416 (rs6000_legitimate_offset_address_p): Move code to say whether a
5417 mode supports reg+int addressing to reg_offset_addressing_ok_p and
5419 (rs6000_legitimate_address_p): Add checks for modes that only can
5420 do reg+reg addressing. Start adding VSX support.
5421 (rs6000_legitimize_reload_address): Ditto.
5422 (rs6000_legitimize_address): Ditto.
5423 (rs6000_debug_legitimate_address_p): New debug functions for
5424 -mdebug=addr and -mdebug=cost.
5425 (rs6000_debug_rtx_costs): Ditto.
5426 (rs6000_debug_address_costs): Ditto.
5427 (rs6000_debug_adjust_cost): Ditto.
5428 (rs6000_debug_legitimize_address): Ditto.
5429 (rs6000_legitimize_reload_address_ptr): Point to call normal
5430 function or debug function. Make functions called via pointer
5432 (rs6000_mode_dependent_address_ptr): Ditto.
5433 (rs6000_secondary_reload_class_ptr): Ditto.
5434 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
5435 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
5436 into a friendlier error.
5437 (rs6000_init_builtins): Add initial VSX support.
5438 (rs6000_adjust_cost): Fix some spacing issues.
5440 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
5441 (REG_CLASS_NAMES): Ditto.
5442 (REG_CLASS_CONTENTS): Ditto.
5443 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
5444 pointer, to add -mdebug=addr support.
5445 (CANNOT_CHANGE_MODE_CLASS): Ditto.
5446 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
5447 -mdebug=addr support.
5448 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
5449 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
5450 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
5452 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
5454 (bswapsi*): Set attribute types for load/store. Add combiner
5455 patterns to eliminate zero extend on 64-bit.
5456 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
5457 stdbrx if the hardware supports those instructions.
5459 2009-06-25 Ian Lance Taylor <iant@google.com>
5461 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
5462 (Link Options): Document -static-libstdc++.
5464 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5467 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
5468 DATA_ALIGNMENT instead.
5470 2009-06-25 Richard Guenther <rguenther@suse.de>
5472 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
5473 indirect references against the callused/escaped solutions.
5474 (call_may_clobber_ref_p_1): Likewise.
5476 2009-06-25 Martin Jambor <mjambor@suse.cz>
5478 PR tree-optimization/40493
5479 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
5480 (enum unscalarized_data_handling): New type.
5481 (handle_unscalarized_data_in_subtree): Return what has been done.
5482 (load_assign_lhs_subreplacements): Handle left flushes differently.
5483 (sra_modify_assign): Use unscalarized_data_handling, simplified
5484 condition determining whether to remove the statement.
5486 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
5488 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
5489 excerpt - @ should be doubled for texinfo.
5491 2009-06-24 Ian Lance Taylor <iant@google.com>
5493 * config/arc/arc.c: Include "df.h".
5494 (arc_attribute_table): Make static. Move higher in file.
5495 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
5496 (output_shift): Initialize n later to avoid warning.
5497 * config/arm/arm.c (arm_attribute_table): Make static. Move
5499 * config/avr/avr.c (avr_attribute_table): Make static. Move
5501 (reg_class_tab): Change array type from int to enum reg_class.
5502 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
5504 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
5505 (lshrhi3_out): Likewise.
5506 (class_likely_spilled_p): Change return type to bool.
5507 (avr_rtx_costs): Use local code variable with enum type.
5508 * config/avr/avr.md (movmemhi): Use add_reg_note.
5509 (andhi3, andsi3): Don't use AS2 with "and".
5510 (iorhi3, iorsi3): Don't use AS2 with "or".
5511 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
5512 * config/crx/crx.c: Include "df.h".
5513 (crx_attribute_table): Make static.
5514 * config/m32r/m32r.c: Include "df.h".
5515 (m32r_attribute_table): Make static. Move higher in file.
5516 (pop): Use add_reg_note.
5517 (block_move_call): Change 0 to LCT_NORMAL in function call.
5518 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
5519 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
5520 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
5521 declare, not just when TREE_CODE is defined.
5522 * config/m68hc11/m68hc11.c: Include "expr.h".
5523 (m68hc11_attribute_table): Make static. Move higher in file.
5524 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
5526 (m68hc11_register_indirect_p): Likewise.
5527 (m68hc11_function_arg_padding): Change return type to enum
5529 (emit_move_after_reload): Use add_reg_note.
5530 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
5531 (m68hc11_split_logical): Likewise.
5532 (m68hc11_rtx_costs): Add local code_and outer_code variables with
5534 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
5535 to VOIDmode in function call.
5536 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
5538 (m68hc11_split_logical): Update declaration.
5539 (m68hc11_function_arg_padding): Update declaration.
5540 * config/mcore/mcore.c (regno_reg_class): Change form array of int
5541 to array of enum reg_class.
5542 (mcore_attribute_table): Make static. Move higher in file.
5543 (mcore_rtx_costs): Add cast to enum type.
5544 * config/mcore/mcore.h (regno_reg_class): Update declaration.
5545 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
5546 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
5548 * config/sh/predicates.md (trapping_target_operand): Rename and to
5550 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
5552 * config/spu/spu.c (spu_attribute_table): Make static. Move
5554 * config/v850/v850.c (v850_attribute_table): Make static. Move
5556 (v850_rtx_costs): Use local code with enum type.
5557 (expand_epilogue): Add cast.
5558 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
5560 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
5563 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
5564 -m2a-single-only and -m2a-nofpu.
5565 * config/sh/sh.opt: Document m2a generates FPU code.
5567 2009-06-24 Anatoly Sokolov <aesok@post.ru>
5569 * defaults.h (CAN_ELIMINATE): Provide default.
5570 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
5571 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
5572 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
5573 * config/spu/spu.h (CAN_ELIMINATE): Delete.
5574 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
5575 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
5576 * config/cris/cris.h (CAN_ELIMINATE): Delete.
5577 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
5578 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
5579 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
5581 2009-06-24 DJ Delorie <dj@redhat.com>
5583 * mep-ext-cop.cpu: Fix copyright notice.
5584 * mep-default: Fix copyright notice.
5585 * mep-core: Fix copyright notice.
5586 * mep: Fix copyright notice.
5587 * mep-ivc2: Fix copyright notice.
5588 * mep-c5: Fix copyright notice.
5590 2009-06-24 Denis Chertykov <chertykov@gmail.com>
5592 * doc/contrib.texi (Contributors):
5594 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
5597 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
5598 src and dst operands if necessary.
5600 2009-06-23 DJ Delorie <dj@redhat.com>
5603 * config.gcc: Add mep support.
5604 * recog.c: Resurrect validate_replace_rtx_subexp().
5605 * recog.h: Likewise.
5606 * config/mep/: Add new port:
5607 * config/mep/constraints.md: New file.
5608 * config/mep/default.h: New file.
5609 * config/mep/intrinsics.h: New file.
5610 * config/mep/intrinsics.md: New file.
5611 * config/mep/ivc2-template.h: New file.
5612 * config/mep/mep-c5.cpu: New file.
5613 * config/mep/mep-core.cpu: New file.
5614 * config/mep/mep-default.cpu: New file.
5615 * config/mep/mep-ext-cop.cpu: New file.
5616 * config/mep/mep-intrin.h: New file.
5617 * config/mep/mep-ivc2.cpu: New file.
5618 * config/mep/mep-lib1.asm: New file.
5619 * config/mep/mep-lib2.c: New file.
5620 * config/mep/mep-pragma.c: New file.
5621 * config/mep/mep-protos.h: New file.
5622 * config/mep/mep-tramp.c: New file.
5623 * config/mep/mep.c: New file.
5624 * config/mep/mep.cpu: New file.
5625 * config/mep/mep.h: New file.
5626 * config/mep/mep.md: New file.
5627 * config/mep/mep.opt: New file.
5628 * config/mep/predicates.md: New file.
5629 * config/mep/t-mep: New file.
5631 2009-06-23 Ian Lance Taylor <iant@google.com>
5633 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
5634 from loose_warn into c_loose_warn and from strict_warn into
5635 c_strict_warn. Set and substitute warn_cxxflags. Check for
5636 --enable-build-with-cxx. Set and substitute
5637 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
5638 * Makefile.in (CXXFLAGS): New variable.
5639 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
5640 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
5641 the default is the same as $(STRICT_WARN).
5642 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
5643 (CXX): New variable.
5644 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
5645 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
5646 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
5647 (HOST_LIBS): New variable.
5648 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
5649 (ALL_CXXFLAGS): New variable.
5650 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
5651 * doc/install.texi (Configuration): Document
5652 --enable-build-with-cxx, --with-stage1-ldflags,
5653 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
5654 * configure: Rebuild.
5656 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5658 * config/arm/arm.c (arm_override_options): Fix braces and formatting
5659 from previous commit.
5661 2009-06-23 Ian Lance Taylor <iant@google.com>
5663 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
5665 2009-06-23 Ian Lance Taylor <iant@google.com>
5667 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
5668 with ATTRIBUTE_UNUSED.
5670 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5671 Pat Haugen <pthaugen@us.ibm.com>
5672 Revital Eres <eres@il.ibm.com>
5674 * config.in (HAVE_AS_POPCNTD): Add default definition.
5675 (HAVE_AS_LWSYNC): Ditto.
5677 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
5679 (gcc_cv_as_powerpc_cmpb): Ditto.
5680 (gcc_cv_as_powerpc_dfp): Ditto.
5681 (gcc_cv_as_powerpc_vsx): Ditto.
5682 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
5683 supporting the popcntd/lwsync instructions.
5684 (gcc_cv_as_powerpc_lwsync): Ditto.
5685 * configure: Regenerate.
5687 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
5688 -mcpu=native and -mcpu=power7.
5689 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
5691 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
5692 a variable instead of a mask to reduce the number of mask bits.
5693 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
5694 (-mbit-word): Ditto.
5695 (-mregnames): Ditto.
5696 * config/rs6000/rs6000.opt (-mupdate): Ditto.
5697 (-mfused-madd): Ditto.
5699 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
5701 (-mvsx): New switch for VSX instructions.
5702 (-misel): Move from a variable to a mask to allow it to be set by
5705 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
5706 function declaration to an array declaration.
5707 (rs6000_hard_regno_nregs): New external array declaration.
5709 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
5710 files included by rs6000.md.
5712 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
5713 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
5715 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
5717 (rs6000_debug_reg): New -mdebug= variables.
5718 (rs6000_debug_addr): Ditto.
5719 (rs6000_debug_cost): Ditto.
5720 (rs6000_pmode): New variable to hold Pmode.
5721 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
5722 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
5723 calculated at compiler start.
5724 (rs6000_hard_regno_nregs): Change function to an array which holds
5725 HARD_REGNO_NREGS calculated at compiler start.
5726 (rs6000_explicit_options): Delete isel field.
5727 (rs6000_vector_unit): New array to hold which vector unit
5728 supports arithmetic options for a given type.
5729 (rs6000_vector_mem): New array to hold which vector unit supports
5730 memory reference operations for a given type.
5731 (rs6000_vector_align): New array to given the alignment of each
5733 (power7_cost): New basic costs for power7.
5734 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
5735 (rs6000_hard_regno_nregs_internal): New function, moved from
5736 HARD_REGNO_NREGS, to calculate the number of registers each hard
5737 register takes for each type.
5738 (rs6000_debug_reg_print): New function for -mdebug=reg support.
5739 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
5740 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
5741 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
5742 unit information here so it is calculated once at compiler startup
5744 (rs6000_override_options): Make -misel a target mask. Add more
5745 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
5746 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
5748 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
5749 (rs6000_handle_option): Move -misel from variable to target mask.
5750 (rs6000_builtin_mask_for_load): Add VSX support.
5751 (rs6000_conditional_register_usage): Ditto.
5752 (USE_ALTIVEC_FOR_ARG_P): Ditto.
5753 (function_arg_boundary): Ditto.
5754 (rs6000_expand_builtin): Ditto.
5755 (def_builtin): Make abort message a little friendlier.
5756 (rs6000_emit_int_cmove): Add support for 64-bit isel.
5758 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
5759 assembler support the popcntd instruction instead of a vsx
5760 instruction to enable power7 support.
5761 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
5762 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
5763 option to the assembler if -mcpu=native.
5764 (ASM_CPU_NATIVE_SPEC): Ditto.
5765 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
5767 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
5768 the lwsync instruction.
5769 (enum processor_type): Add PROCESSOR_POWER7.
5770 (rs6000_debug_reg): New -mdebug= options.
5771 (rs6000_debug_addr): Ditto.
5772 (rs6000_debug_cost): Ditto.
5773 (rs6000_isel): Delete.
5774 (enum rs6000_vector): New enum to say what vector unit we have.
5775 (VECTOR_UNIT_*): New macros to say which vector unit has
5776 arithmetic operations for a given type.
5777 (VECTOR_MEM_*): New macros to say which vector unit has memory
5778 operations for a given type.
5779 (TARGET_LDBRX): Whether the machine supports the ldbrx
5781 (TARGET_ISEL): Delete, -misel moved to be a mask.
5782 (TARGET_ISEL64): New macro for 64-bit isel support.
5783 (UNITS_PER_VSX_WORD): New macro.
5784 (POINTER_SIZE): Move to be an external variable, rather than
5785 calculating whether we are generating 32 ot 64-bit code.
5787 (STACK_BOUNDARY): Add VSX support.
5788 (LOCAL_ALIGNMENT): Ditto.
5789 (SLOW_UNALIGNED_ACCESS): Ditto.
5790 (VSX_REGNO_P): New macro for VSX support.
5791 (VFLOAT_REGNO_P): Ditto.
5792 (VINT_REGNO_P): Ditto.
5793 (VLOGICAL_REGNO_P): Ditto.
5794 (VSX_VECTOR_MODE): Ditto.
5795 (VSX_SCALAR_MODE): Ditto.
5797 (VSX_MOVE_MODE): Ditto.
5798 (VSX_REG_CLASS_P): Ditto.
5799 (HARD_REGNO_NREGS): Instead of calling a function, use an array
5801 (UNITS_PER_SIMD_WORD): Add VSX support.
5802 (MODES_TIEABLE_P): Ditto.
5803 (STARTING_FRAME_OFFSET): Ditto.
5804 (STACK_DYNAMIC_OFFSET): Ditto.
5805 (EPILOGUE_USES): Ditto.
5806 (REGNO_REG_CLASS): Move to array lookup.
5807 (CLASS_MAX_NREGS): Ditto.
5808 (rs6000_vector_reg_class): Add declaration.
5809 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
5810 overlap with the floating point and Altivec registers.
5812 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
5814 * config/rs6000/driver-rs6000.c (asm_names): New static array to
5815 give the appropriate asm switches if -mcpu=native.
5816 (host_detect_local_cpu): Add support for "asm".
5817 (host_detect_local_cpu): Follow GNU code guidelines for name.
5819 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
5820 -mbit-word to a variable instead of being a target mask.
5822 * config/rs6000/sync.md (lwsync): If the assembler supports it,
5823 emit the lwsync instruction instead of emitting the instruction as
5824 an integer constant.
5826 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
5827 fixuns_trundfsi2, move expander into rs6000.md.
5829 * config/rs6000/rs6000.md (cpu): Add power7.
5830 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
5831 (logical predicate patterns): Change the single instruction
5832 primitives that set CR0 to be fast_compare instead of compare.
5834 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
5835 (popcntddi2): Ditto.
5836 (popcount<mode>): Ditto.
5837 (floating multiply/add insns): Name the floating point
5839 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
5840 (isel_unsigned_<mode>): Ditto.
5841 (fixuns_trundfsi2): Move expander here from spe.md.
5842 (smindi3): Define if we have -misel on 64-bit systems.
5847 2009-06-23 Anatoly Sokolov <aesok@post.ru>
5849 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
5851 * config/avr/avr.c (avr_current_device): New variable.
5852 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
5853 (avr_arch, mcu_type_s): Move to avr.h.
5854 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
5855 default_data_section_start fields.
5856 (avr_arch): Moved from avr.c.
5857 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
5858 library_name fields.
5859 (avr_current_device, avr_mcu_types, avr_arch_types,
5860 avr_device_to_arch, avr_device_to_data_start,
5861 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
5862 (EXTRA_SPEC_FUNCTIONS): Define.
5863 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
5864 options mapping. Use device_to_arch and device_to_data_start insted.
5865 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
5866 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
5867 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
5868 * config/avr/driver-avr.c: New file.
5869 * config/avr/avr-devices.c: New file.
5871 2009-06-23 Jakub Jelinek <jakub@redhat.com>
5873 * var-tracking.c (unshare_variable): Force initialized to
5874 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
5875 (set_variable_part): Likewise.
5876 (struct variable_union_info): Remove pos_src field.
5877 (vui_vec, vui_allocated): New variables.
5878 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
5879 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
5880 == 1 use a simpler sorting algorithm. Compute pos field right
5881 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
5882 Avoid quadratic comparison if !flag_var_tracking_uninit.
5883 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
5884 unshare_variable unconditionally.
5885 (dataflow_set_different_2): Removed.
5886 (dataflow_set_different): Don't traverse second hash table.
5887 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
5888 unconditionally to var_reg_set or var_mem_set.
5889 (emit_notes_in_bb): Likewise.
5890 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
5892 (emit_note_insn_var_location): Don't set initialized to
5893 VAR_INIT_STATUS_INITIALIZED early.
5894 (vt_finalize): Free vui_vec if needed, clear vui_vec and
5896 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
5898 * tree-object-size.c (addr_object_size): Instead of checking
5899 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
5900 are no FIELD_DECLs following it.
5902 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
5904 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
5905 order to match bswaps with signed source operands.
5907 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5909 * sdbout.c (sdbout_one_type): Fix braces in switch.
5911 2009-06-23 Richard Guenther <rguenther@suse.de>
5913 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
5915 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
5916 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
5917 var_callused, callused_tree, var_storedanything, storedanything_tree,
5918 var_integer, integer_tree): Remove global variables.
5919 (new_var_info): Do not pass new id, append the new var to the
5920 global variable vector.
5921 (do_ds_constraint): Use is_global_var member of the variable-info.
5922 (new_scalar_tmp_constraint_exp): Adjust.
5923 (create_function_info_for): Likewise.
5924 (create_variable_info_for): Likewise.
5925 (find_what_var_points_to): Remove dead code.
5926 (init_base_vars): Simplify.
5927 (compute_points_to_sets): Adjust.
5929 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5931 * combine.c (try_combine): Dump information about the insns we're
5934 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
5936 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
5937 check when calling force_to_mode on TRUNCATE's operand.
5939 2009-06-22 Ian Lance Taylor <iant@google.com>
5941 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
5943 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5945 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
5947 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5949 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
5950 override library linkage flags such as -static-libgcc or
5953 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5955 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5957 2009-06-22 Ian Lance Taylor <iant@google.com>
5959 * config/linux.opt: Put mglibc ahead of muclibc.
5961 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5962 for duplicate decls.
5964 2009-06-22 Matthias Klose <doko@ubuntu.com>
5966 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5968 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5971 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5972 instead of NULL if a parser error occurs.
5974 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5976 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5977 non-DWARF2_DEBUGGING_INFO version.
5979 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5981 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5982 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5984 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5985 (LIBGCC2_TF_CEXT): Define.
5988 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5991 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5993 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5995 * config/arm/arm.c (arm_override_options): Disable
5996 -mcaller-super-interworking and -mcallee-super-interworking.
5997 * doc/invoke.texi (ARM Options): Document this.
5999 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
6001 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
6002 * config/arm/constraints.md (j): New constraint for movw operands.
6003 (N): Remove thumb2 meaning.
6004 * config/arm/arm.md (*arm_movw): Delete.
6005 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
6006 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
6007 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
6009 2009-06-22 Martin Jambor <mjambor@suse.cz>
6011 PR tree-optimization/40492
6012 * tree-sra.c (sra_modify_assign): Pass zero offsets to
6013 build_ref_for_offset.
6015 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
6017 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
6018 JUMP_TABLE_DATA_P predicates where applicable.
6019 * auto-inc-dec.c: Ditto.
6020 * builtins.c: Ditto.
6021 * caller-save.c: Ditto.
6023 * cfgcleanup.c: Ditto.
6024 * cfglayout.c: Ditto.
6027 * combine-stack-adj.c: Ditto.
6033 * dwarf2asm.c: Ditto.
6034 * dwarf2out.c: Ditto.
6035 * emit-rtl.c: Ditto.
6041 * function.c: Ditto.
6044 * genpreds.c: Ditto.
6045 * genrecog.c: Ditto.
6047 * ira-costs.c: Ditto.
6048 * ira-lives.c: Ditto.
6051 * lower-subreg.c: Ditto.
6052 * modulo-sched.c: Ditto.
6054 * postreload.c: Ditto.
6055 * print-rtl.c: Ditto.
6064 * sched-vis.c: Ditto.
6066 * sel-sched-ir.c: Ditto.
6067 * simplify-rtx.c: Ditto.
6068 * targhooks.c: Ditto.
6069 * var-tracking.c: Ditto.
6070 * vmsdbgout.c: Ditto.
6072 2009-06-22 Matthias Klose <doko@ubuntu.com>
6074 * Makefile.in (install-plugin): Always use DESTDIR.
6076 2009-06-22 Olivier Hainque <hainque@adacore.com>
6078 * config/pa/pa.c (output_call): Don't optimize post call jumps
6079 into return address adjustments if the call may throw.
6081 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
6083 * arm.c (thumb1_output_casesi): New function.
6084 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
6085 optimizing for size or PIC.
6086 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
6087 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
6088 (casesi): Handle Thumb-1 when optimizing for size or PIC.
6089 (thumb1_casesi_internal_pic): New expand rule.
6090 (thumb1_casesi_dispatch): New pattern.
6091 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
6093 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
6094 in the text seciton when PIC or optimizing for size.
6095 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
6096 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
6097 preservation properties of code.
6098 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
6099 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
6100 (__gnu_thumb1_case_si): New function.
6101 * t-arm (LIB1ASMSRC): Define here.
6102 (LIB1ASMFUNCS): Add some common functions.
6103 * t-arm-elf (LIB1ASMSRC): Delete.
6104 (LIB1ASMFUNCS): Append to existing set.
6105 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6106 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6107 * t-symbian (LIB1ASMFUNCS): Likewise.
6108 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6109 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6111 2009-06-21 Richard Guenther <rguenther@suse.de>
6113 PR tree-optimization/38729
6114 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
6115 to loops with a single exit if -fno-expensive-optimizations.
6117 2009-06-21 Jakub Jelinek <jakub@redhat.com>
6119 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
6120 (dataflow_set): Change vars type from htab_t to shared_hash.
6121 (shared_hash_pool, empty_shared_hash): New variables.
6122 (vars_clear): Removed.
6123 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
6124 shared_hash_find_slot_unshare, shared_hash_find_slot,
6125 shared_hash_find_slot_noinsert, shared_hash_find): New
6127 (shared_hash_unshare, shared_hash_destroy): New functions.
6128 (unshare_variable): Unshare set->vars if shared, use
6130 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
6131 (get_init_value, find_src_set_src, dump_dataflow_set,
6132 clobber_variable_part, emit_notes_for_differences): Use
6134 (dataflow_set_init): Remove second argument, set vars to
6135 empty_shared_hash instead of creating a new htab.
6136 (dataflow_set_clear): Call shared_hash_destroy and set vars
6137 to empty_shared_hash instead of calling vars_clear.
6138 (dataflow_set_copy): Don't call vars_copy, instead just share
6139 the src htab with dst.
6140 (variable_union): Use shared_hash_*, use initially NO_INSERT
6141 lookup if set->vars is shared. Don't keep slot cleared before
6142 calling unshare_variable. Unshare set->vars if needed.
6143 Even ->refcount == 1 vars must be unshared if set->vars is shared
6144 and var needs to be modified.
6145 (variable_canonicalize): New function.
6146 (dataflow_set_union): If dst->vars is empty, just share src->vars
6147 with dst->vars and traverse with variable_canonicalize to canonicalize
6148 and unshare what is needed.
6149 (dataflow_set_different): If old_set and new_set use the same shared
6150 htab, they aren't different. If number of htab elements is different,
6151 htabs are different. Use shared_hash_*.
6152 (dataflow_set_destroy): Call shared_hash_destroy instead of
6154 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
6155 second argument to dataflow_set_init.
6156 (vt_initialize): Likewise. Initialize shared_hash_pool and
6157 empty_shared_hash, move bb in/out initialization afterwards.
6158 Use variable_htab_free instead of NULL as changed_variables del hook.
6159 (variable_was_changed): Change type of second argument to pointer to
6160 dataflow_set. When inserting var into changed_variables, bump
6161 refcount. Unshare set->vars if set is shared htab and slot needs to
6163 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
6164 lookup if set->vars is shared. Unshare set->vars if needed.
6165 Even ->refcount == 1 vars must be unshared if set->vars is shared
6166 and var needs to be modified. Adjust variable_was_changed caller.
6167 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
6168 vars must be unshared if set->vars is shared and var needs to be
6169 modified. Adjust variable_was_changed caller.
6170 (emit_note_insn_var_location): Don't pool_free var.
6171 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
6173 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
6174 free_alloc_pool on shared_hash_pool.
6176 2009-06-20 Anthony Green <green@moxielogic.com>
6178 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
6179 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
6181 2009-06-20 Richard Guenther <rguenther@suse.de>
6183 * tree-ssa-structalias.c (find_func_aliases): For memset use
6184 a constraint from NULL if we memset to zero.
6185 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
6186 we explicitly handle that do not read from memory.
6187 (call_may_clobber_ref_p_1): Properly handle builtins that may
6190 2009-06-20 Richard Guenther <rguenther@suse.de>
6192 PR tree-optimization/40495
6193 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
6194 (new_scalar_tmp_constraint_exp): New function.
6195 (process_constraint): Do not create temporary decls.
6196 (process_all_all_constraints): Likewise.
6197 (handle_const_call): Likewise.
6198 (create_function_info_for): Do not set decl.
6200 2009-06-19 Ian Lance Taylor <iant@google.com>
6202 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
6203 (rs6000_attribute_table): Make static; move before use.
6205 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
6207 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
6208 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
6209 Propagate the TREE_READONLY flag without overwriting it.
6210 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
6211 Propagate the TREE_READONLY flag onto the result.
6212 (process_call_operands): Move around. Use correct constant value.
6214 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6217 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
6218 * config/arm/arm.md: Likewise.
6220 2009-06-19 Ian Lance Taylor <iant@google.com>
6222 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
6223 to GIMPLE_ERROR_MARK.
6225 * c-typeck.c (build_conditional_expr): Add op1_original_type and
6226 op2_original_type parameters. Warn about using different enum types.
6227 * c-parser.c (c_parser_conditional_expression): Pass original
6228 types to build_conditional_expr.
6229 * c-tree.h (build_conditional_expr): Update declaration.
6231 2009-06-19 Ian Lance Taylor <iant@google.com>
6233 * config/i386/i386.c (ix86_function_specific_save): Test that
6234 fields match values, rather than testing the values are in a
6237 2009-06-19 Richard Guenther <rguenther@suse.de>
6239 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
6241 (ptr_derefs_may_alias_p): Likewise.
6242 (ptr_deref_may_alias_ref_p_1): New function.
6243 (ptr_deref_may_alias_ref_p): Likewise.
6244 (ref_maybe_used_by_call_p_1): Handle builtins that are not
6245 covered by looking at the ESCAPED solution.
6246 (call_may_clobber_ref_p_1): Likewise.
6247 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
6248 Handle NULL_TREE offset. Do not produce redundant constraints.
6249 (process_all_all_constraints): New helper function.
6250 (do_structure_copy): Use it.
6251 (handle_lhs_call): Likewise.
6252 (find_func_aliases): Handle some builtins with pointer arguments
6253 and/or return values explicitly.
6255 2009-06-19 Ian Lance Taylor <iant@google.com>
6257 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
6259 2009-06-19 Ian Lance Taylor <iant@google.com>
6261 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
6263 2009-06-19 Ian Lance Taylor <iant@google.com>
6265 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
6266 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
6269 * c-decl.c (finish_decl): If -Wc++-compat, warn about
6270 uninitialized const.
6272 2009-06-19 Ian Lance Taylor <iant@google.com>
6274 * dse.c (struct store_info): Rename bitmap field to bmap. Change
6277 * c-decl.c (in_struct, struct_types): Remove.
6278 (struct c_binding): Add in_struct field.
6279 (c_binding_ptr): Define type, along with VEC.
6280 (struct c_struct_parse_info): Define.
6281 (struct_parse_info): New static variable.
6282 (bind): Initialize in_struct field.
6283 (start_struct): Remove enclosing_in_struct and
6284 enclosing_struct_types parameters. Add
6285 enclosing_struct_parse_info parameter. Change all callers. Set
6286 struct_parse_info rather than in_struct and struct_types.
6287 (grokfield): If -Wc++-compat and there is a symbol binding for the
6288 field name, set the in_struct flag and push it on the
6289 struct_parse_info->fields vector.
6290 (warn_cxx_compat_finish_struct): New static function.
6291 (finish_struct): Remove enclosing_in_struct and
6292 enclosing_struct_types parameters. Add
6293 enclosing_struct_parse_info parameter. Change all callers. Don't
6294 set C_TYPE_DEFINED_IN_STRUCT here. Call
6295 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
6296 parameter. Only push on struct_types if warn_cxx_compat.
6297 (finish_enum): Only push on struct_types if warn_cxx_compat.
6298 (declspecs_add_type): Add loc parameter. Change all callers.
6299 Change all error calls to error_at. Pass loc, not input_location,
6300 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
6301 defined in a struct. If -Wc++-compat and parsing a struct, record
6302 that a typedef name was used.
6303 * c-parser.c (c_parser_declspecs): Get location to pass to
6305 (c_parser_struct_or_union_specifier): Update calls to start_struct
6307 * c-tree.h (struct c_struct_parse_info): Declare.
6308 (finish_struct, start_struct): Update declarations.
6309 (declspecs_add_type): Update declaration.
6311 2009-06-19 Ian Lance Taylor <iant@google.com>
6313 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
6314 variable with an anonymous type.
6316 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
6318 * see.c: Remove for real.
6320 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
6322 * optabs.h (enum optab_index): Add new OTI_significand.
6323 (significand_optab): Define corresponding macro.
6324 * optabs.c (init_optabs): Initialize significand_optab.
6325 * genopinit.c (optabs): Implement significand_optab using
6326 significand?f2 patterns.
6327 * builtins.c (expand_builtin_mathfn): Handle
6328 BUILT_IN_SIGNIFICAND{,F,L}.
6329 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
6330 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
6332 * config/i386/i386.md (significandxf2, significand<mode>2): New
6333 expanders to implement significandf, significand and significandl
6334 built-ins as inline x87 intrinsics.
6336 2009-06-18 Anatoly Sokolov <aesok@post.ru>
6338 * config/avr/avr.c (avr_override_options): Remove setting value of
6339 PARAM_INLINE_CALL_COST.
6341 2009-06-18 Richard Henderson <rth@redhat.com>
6344 * tree-pass.h (TDF_ASMNAME): New.
6345 * tree-dump.c (dump_options): Add asmname.
6346 * doc/invoke.texi: Document it.
6348 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
6349 (dump_decl_name): ...here.
6350 (dump_function_name): New flags arg; mind TDF_ASMNAME.
6351 (dump_generic_node): Update dump_function_name calls.
6352 (print_call_name): New flags arg; update all dump calls.
6353 * diagnostic.h (print_call_name): Update.
6354 * gimple-pretty-print.c (dump_gimple_call): Update.
6356 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
6359 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
6361 2009-06-18 Diego Novillo <dnovillo@google.com>
6363 * doc/plugins.texi: Document plugin_is_GPL_compatible.
6364 * plugin.c (str_license): Declare.
6365 (try_init_one_plugin): Assert that the symbol
6366 'plugin_is_GPL_compatible' exists.
6368 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
6371 * Makefile.in (OBJS-common): Remove see.o.
6373 * common.opt (fsee): Mark as preserved for backward compatibility.
6374 * opts.c (common_handle_option): Add OPT_fsee to the backward
6375 compatibility section.
6376 * passes.c (init_optimization_passes, pass_see): Remove pass.
6377 * timevar.def (TV_SEE): Remove.
6378 * tree-pass.h (pass_see): Remove declaration.
6379 * doc/invoke.texi (-fsee): Remove documentation.
6381 2009-06-18 Martin Jambor <mjambor@suse.cz>
6383 * tree-sra.c: Include statistics.h
6384 (sra_stats): New variable.
6385 (sra_initialize): Clear sra_stats.
6386 (create_access_replacement): Increment sra_stats.replacements.
6387 (get_access_replacement): Do not return twice.
6388 (analyze_all_variable_accesses): Increment statistics counter by the
6389 number of scalarized aggregates.
6390 (generate_subtree_copies): Increment sra_stats.subtree_copies.
6391 (sra_modify_expr): Increment sra_stats.exprs.
6392 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
6393 (sra_modify_assign): Increment sra_stats.exprs,
6394 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
6395 (perform_intra_sra): Update statistics counters.
6396 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
6398 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
6400 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
6401 (arm_scalar_mode_supported_p): New function.
6403 2009-06-18 Paul Brook <paul@codesourcery.com>
6404 Sandra Loosemore <sandra@codesourcery.com>
6406 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
6407 (__extendhfsf2, __truncsfhf2): Define.
6408 * config/arm/fp16.c: New file.
6409 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
6410 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
6412 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
6414 * doc/extend.texi (Half-Precision): New section.
6415 * doc/invoke.texi (Option Summary): List -mfp16-format.
6416 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
6417 * config/arm/arm.opt (mfp16-format=): New.
6418 * config/arm/arm.c: Include intl.h.
6419 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
6420 (TARGET_INVALID_RETURN_TYPE): Redefine.
6421 (TARGET_PROMOTED_TYPE): Redefine.
6422 (TARGET_CONVERT_TO_TYPE): Redefine.
6423 (arm_fp16_format): Define.
6424 (all_fpus): Add entry for neon-fp16.
6425 (fp_model_for_fpu): Likewise.
6426 (struct fp16_format): Declare.
6427 (all_fp16_formats): Define.
6428 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
6430 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
6432 (arm_legitimate_index_p): Treat HFmode like HImode.
6433 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
6434 (coproc_secondary_reload_class): Special-case HFmode.
6435 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
6436 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
6437 (arm_init_fp16_builtins): New.
6438 (arm_init_builtins): Call it.
6439 (arm_invalid_parameter_type): New.
6440 (arm_invalid_return_type): New.
6441 (arm_promoted_type): New.
6442 (arm_convert_to_type).
6443 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
6445 (arm_emit_fp16_const): New function.
6446 (arm_mangle_type): Mangle __fp16 as "Dh".
6447 * config/arm/arm.h (TARGET_VFPD32): Make it know about
6449 (TARGET_NEON_FP16): New.
6450 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
6451 (enum fputype): Add FPUTYPE_NEON_FP16.
6452 (enum arm_fp16_format_type): Declare.
6453 (arm_fp16_format): Declare.
6454 (LARGEST_EXPONENT_IS_NORMAL): Define.
6455 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
6456 * config/arm/arm-modes.def (HFmode): Define.
6457 * config/arm/vfp.md: (*movhf_vfp): New.
6460 * config/arm/arm.md: (fpu): Add neon_fp16.
6461 (floatsihf2, floatdihf2): New.
6462 (fix_trunchfsi2, fix_trunchfdi2): New.
6466 (*arm32_movhf): New.
6467 (*thumb1_movhf): New.
6468 (consttable_2): Add check for HFmode constants.
6469 (consttable_4): Handle HFmode constants.
6471 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
6473 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
6475 2009-06-17 Olivier Hainque <hainque@adacore.com>
6477 * collect2.c (main): Use CONST_CAST2 to perform char ** to
6478 const char ** conversion in AIX specific section.
6480 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
6482 * config/i386/i386.c (ix86_special_builtin_type): Remove
6483 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
6484 (bdesc_special_args): Updated.
6485 (ix86_init_mmx_sse_builtins): Likewise.
6486 (ix86_expand_special_args_builtin): Likewise.
6488 2009-06-17 Richard Henderson <rth@redhat.com>
6490 * tree-pretty-print.c (maybe_dump_asm_name): New.
6491 (dump_decl_name): Use it.
6492 (PRINT_FUNCTION_NAME): Merge into...
6493 (dump_function_name): ... here. Use maybe_dump_asm_name.
6495 2009-06-17 Cary Coutant <ccoutant@google.com>
6497 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
6499 * debug.c (struct gcc_debug_hooks): Change placeholder for
6501 (debug_nothing_int_charstar_int): Replaced by...
6502 (debug_nothing_int_charstar_int_bool): ...this.
6503 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
6504 source_line prototype.
6505 (debug_nothing_int_charstar_int): Replaced by...
6506 (debug_nothing_int_charstar_int_bool): ...this.
6507 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
6508 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
6509 Output is_stmt operand when necessary.
6510 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
6511 (notice_source_line): Add is_stmt parameter.
6512 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
6513 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
6515 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
6516 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
6518 2009-06-17 Ian Lance Taylor <iant@google.com>
6520 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
6522 (struct store_by_pieces_d): Rename from store_by_pieces. Change
6525 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
6527 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
6528 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
6529 tree_strip_sign_nop_conversions and
6530 tree_ssa_strip_useless_type_conversions rather than stripping
6531 the operations here.
6532 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
6534 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
6535 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
6536 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
6537 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
6540 2009-06-17 Michael Eager <eager@eagercon.com>
6542 * config/rs6000/constraints.md (register_constraint "d"): New.
6543 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
6544 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
6545 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
6546 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
6547 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
6548 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
6549 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
6550 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
6551 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
6552 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
6554 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
6555 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
6556 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
6557 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
6558 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
6559 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
6560 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
6561 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
6562 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
6563 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
6564 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
6565 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
6566 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
6567 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
6569 2009-06-16 Ian Lance Taylor <iant@google.com>
6571 * profile.c (total_num_never_executed): Don't define.
6572 (compute_branch_probabilities): Don't count or print
6574 (init_branch_prob): Don't set total_num_never_executed.
6575 (end_branch_prob): Don't print total_num_never_executed.
6577 2009-06-17 David Daney <ddaney@caviumnetworks.com>
6579 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
6581 2009-06-17 David Edelsohn <edelsohn@gnu.org>
6583 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
6584 (nabstd2_fpr): Same.
6586 2009-06-17 Steve Ellcey <sje@cup.hp.com>
6588 * expr.c (expand_assignment): Change complex type check.
6590 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
6592 * doc/plugins.texi (Building GCC plugins): Added new section.
6594 2009-06-17 Ian Lance Taylor <iant@google.com>
6596 * c-pch.c (get_ident): Don't set size of templ array.
6597 (pch_init): Don't set size of partial_pch array.
6599 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
6600 string constant to intialize an array whose size is the length of
6603 2009-06-17 Richard Guenther <rguenther@suse.de>
6605 PR tree-optimization/40389
6606 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
6607 to addressable types.
6608 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
6610 2009-06-17 Richard Guenther <rguenther@suse.de>
6613 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
6614 if there is no evolution of left in the loop bail out.
6615 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
6616 chrec_fold_multiply.
6618 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
6619 Janis Johnson <janis187@us.ibm.com>
6622 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
6623 for the symbol ref of a constant that is the source of a move
6624 - nor for any other not-obvious-label-ref constants.
6626 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
6628 * plugin.c (position_pass): Skip newly inserted pass during list
6629 traversal to avoid repeated insertion.
6631 2009-06-16 Ian Lance Taylor <iant@google.com>
6633 * vec.h (VEC_stack_alloc): Define different version if
6634 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
6635 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
6636 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
6637 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6639 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
6641 * config.gcc (extra_headers): Add ia32intrin.h for x86.
6643 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
6644 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
6645 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
6646 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
6647 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
6648 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
6649 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
6650 (bdesc_special_args): Add __builtin_ia32_rdtsc and
6651 __builtin_ia32_rdtscp.
6652 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
6653 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
6654 and __builtin_ia32_rorhi.
6655 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
6656 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
6657 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
6658 (ix86_expand_args_builtin): Likewise.
6659 (ix86_expand_special_args_builtin): Likewise.
6661 * config/i386/i386.md (UNSPECV_RDTSCP): New.
6662 (UNSPECV_RDTSC): Likewise.
6663 (UNSPECV_RDPMC): Likewise.
6664 (*bsr): Renamed to ...
6666 (*bsr_rex64): Renamed to ...
6670 (*rdpmc_rex64): Likewise.
6673 (*rdtsc_rex64): Likewise.
6675 (*rdtscp): Likewise.
6676 (*rdtscp_rex64): Likewise.
6678 * config/i386/ia32intrin.h: New.
6680 * config/i386/x86intrin.h: Include <ia32intrin.h>.
6682 2009-06-16 Ian Lance Taylor <iant@google.com>
6684 * ira-build.c (copy_info_to_removed_store_destinations):
6685 Initialize parent_a.
6687 2009-06-16 Ian Lance Taylor <iant@google.com>
6689 * c-decl.c (grokdeclarator): Change size_varies to bool.
6691 2009-06-16 Ian Lance Taylor <iant@google.com>
6693 * sel-sched.c: Make forward declarations of move_op_hooks and
6694 fur_hooks explicitly extern.
6696 2009-06-16 Ian Lance Taylor <iant@google.com>
6698 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
6699 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
6701 2009-06-16 Ian Lance Taylor <iant@google.com>
6703 * resource.c (mark_referenced_resources): Change
6704 include_delayed_effects parameter to bool. Change all callers.
6705 (mark_end_of_function_resources): Likewise.
6706 * reorg.c (insn_references_resource_p): Likewise.
6707 (insn_sets_resource_p): Likewise.
6708 * resource.h (mark_referenced_resources): Update declaration.
6709 (mark_end_of_function_resources): Update declaration.
6711 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6713 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
6715 2009-06-16 David Edelsohn <edelsohn@gnu.org>
6717 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
6718 GCC can bootstrap on AIX with GNU Binutils 2.20.
6720 2009-06-16 Ian Lance Taylor <iant@google.com>
6722 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
6724 2009-06-16 Ian Lance Taylor <iant@google.com>
6726 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
6727 inline, not extern inline.
6728 (exact_log2): Likewise.
6729 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
6731 (exact_log2): Likewise, but don't test CTZ_HWI.
6733 2009-06-16 Ian Lance Taylor <iant@google.com>
6735 * bitmap.c (bitmap_clear): Don't declare as inline.
6736 * gimple.c (gimplify_assign): Likewise.
6737 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6738 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
6739 (sched_scan_info): Remove duplicate definition.
6741 2009-06-16 Ian Lance Taylor <iant@google.com>
6743 * c-common.c (skip_evaluation): Don't define.
6744 (c_inhibit_evaluation_warnings): Define global variable.
6745 (overflow_warning): Check c_inhibit_evaluation_warnings rather
6746 than skip_evaluation.
6747 (convert_and_check, warn_for_div_by_zero): Likewise.
6748 * c-common.h (skip_evaluation): Don't declare.
6749 (c_inhibit_evaluation_warnings): Declare.
6750 * c-parser.c (c_parser_typeof_specifier): Set
6751 c_inhibit_evaluation_warnings rather than skip_evaluation.
6752 (c_parser_conditional_expression): Likewise.
6753 (c_parser_binary_expression): Likewise.
6754 (c_parser_sizeof_expression): Likewise.
6755 (c_parser_alignof_expression): Likewise.
6756 * c-typeck.c (build_indirect_ref): Check
6757 c_inhibit_evaluation_warnings rather than skip_evaluation.
6758 (build_conditional_expr, build_binary_op): Likewise.
6760 2009-06-16 Richard Guenther <rguenther@suse.de>
6762 * tree-ssa-alias.c (is_escape_site): Remove.
6763 * tree-ssa-alias.h (enum escape_type): Remove.
6764 (is_escape_site): Likewise.
6765 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
6766 via casts and asms without deferring to is_escape_site.
6768 2009-06-16 Jakub Jelinek <jakub@redhat.com>
6771 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
6772 use gen_lowpart if op0 has complex mode.
6774 2009-06-16 Richard Guenther <rguenther@suse.de>
6776 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
6777 variables add them to ESCAPED.
6778 (find_func_aliases): Do not make all indirectly stored values escaped.
6780 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
6782 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
6785 2009-06-16 Martin Jambor <mjambor@suse.cz>
6787 PR tree-optimization/40432
6788 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
6789 check whether we need to force gimple register operand.
6791 2009-06-16 Martin Jambor <mjambor@suse.cz>
6793 PR tree-optimization/40413
6794 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
6795 build_ref_for_offset.
6796 (propagate_subacesses_accross_link): Fix a typo in a comment.
6798 2009-06-16 Ira Rosen <irar@il.ibm.com>
6800 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
6801 with additional parameter.
6802 * tree-vectorizer.h (enum vect_def_type): Add new value
6804 (enum vect_relevant): Add comments.
6805 (vect_is_simple_reduction): Add new argument.
6806 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
6807 Detect nested cycles.
6808 (vect_is_simple_reduction): Update documentation, add an argument to
6809 distinguish inner-loop reduction from nested cycle, detect nested
6810 cycles, fix printings and indentation, don't swap operands in case
6812 (get_initial_def_for_reduction): Handle subtraction.
6813 (vect_create_epilog_for_reduction): Add new argument to specify
6815 (vect_finalize_reduction): Handle subtraction, fix comments.
6816 (vectorizable_reduction): Handle nested cycles. In case of nested
6817 cycle keep track of the reduction variable position. Call
6818 vect_is_simple_reduction with additional parameter. Use original
6819 statement code in reduction epilogue for nested cycle. Call
6820 vect_create_epilog_for_reduction with additional parameter.
6821 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
6822 inner-loop vectorization.
6823 (vect_recog_widen_sum_pattern): Likewise.
6824 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
6826 (vect_mark_stmts_to_be_vectorized): Likewise.
6827 (vect_get_vec_def_for_operand): Handle nested cycles.
6829 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6831 * doc/invoke.texi (Debugging Options): Fix option index entries
6832 for -fdump-statistics, -frandom-seed add entries for
6833 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
6834 (FRV Options): Fix entries for -mTLS, -mtls.
6835 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
6836 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
6837 (M68hc1x Options): Fix @itemx for -mnominmax.
6838 (MCore Options): Fix entry for -mno-lsim.
6839 (MMIX Options): Fix entry for -mabi=mmixware.
6840 (PDP-11 Options): Fix entry for -mbcopy-builtin.
6842 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
6844 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
6845 Mention the plugin mode of gengtype.
6846 * doc/gty.texi (Source Files Containing Type Information): Likewise.
6847 * gengtype.c: Updated copyright.
6848 (plugin_files, nb_plugin_files) Added new static variables.
6849 (measure_input_list) Care about plugin_files.
6850 (write_rtx_next): Added early return in plugin mode.
6851 (create_file): Updated copyright year in generated file. Added
6853 (oprintf): Added early return if NULL outf.
6854 (get_output_file_with_visibility): Care of plugin_files.
6855 (get_output_file_name): May return null.
6856 (write_local): Added early return.
6857 (put_mangled_filename): Ditto.
6858 (finish_root_table): Added check for base_files.
6859 (write_roots): Care about null when plugins.
6860 (main): Added plugin mode.
6862 2009-06-15 Ian Lance Taylor <iant@google.com>
6864 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
6865 * gcov.c (read_count_file): Add braces around variables declared
6868 * c.opt (Wjump-misses-init): New warning.
6869 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
6870 -Wall and -Wc++-compat if not already set.
6871 (c_common_post_options): Clear warn_jump_misses_init if it was not
6873 * c-decl.c (struct c_binding): Change type field to a union with
6874 new label field. Make it the first field in the struct. Update
6875 references to type to use u.type instead.
6876 (struct c_spot_bindings): Define.
6877 (struct c_goto_bindings): Define.
6878 (c_goto_bindings_p): Define, along with VECs.
6879 (struct c_label_vars): Define.
6880 (struct c_scope): Add has_label_bindings field.
6881 (bind_label, set_spot_bindings): New static functions.
6882 (decl_jump_unsafe, update_spot_bindings): New static functions.
6883 (update_label_decls): New static function.
6884 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
6885 Update binding u.label field to shadowed field.
6886 (c_binding_start_stmt_expr): New function.
6887 (c_binding_end_stmt_expr): New function.
6888 (pushdecl): Don't call c_begin_vm_scope.
6889 (make_label): Add defining and p_label_vars parameters. Change
6891 (lookup_label): Correct test for whether a label has not yet been
6892 defined. Call bind_label rather than bind.
6893 (warn_about_goto): New static function.
6894 (lookup_label_for_goto): New function.
6895 (declare_label): Call bind_label rather than bind.
6896 (check_earlier_gotos): New static function.
6897 (define_label): Don't give errors about jumping into statement
6898 expressions or scopes of variably modified types. Call
6899 set_spot_bindings and check_earlier_gotos. Call bind_label
6900 instead of bind. Don't set label_context_stack_se or
6901 label_context_stack_vm.
6902 (c_get_switch_bindings): New function.
6903 (c_release_switch_bindings): New function.
6904 (c_check_switch_jump_warnings): New function.
6905 (start_function): Don't set label_context_stack_se or
6906 label_context_stack_vm.
6907 (finish_function): Likewise.
6908 * c-typeck.c (label_context_stack_se): Don't define.
6909 (label_context_stack_vm): Don't define.
6910 (c_finish_goto_label): Call lookup_label_for_goto rather than
6911 lookup_label. Don't give errors about jumping into a statement
6912 expression or the scope of a variably modified type. Don't set
6913 label_context_stack_se or label_context_stack_vm.
6914 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
6915 fields. Add bindings field.
6916 (c_start_case): Don't set deleted fields. Set bindings field.
6917 (do_case): Rework order of tests. Don't check blocked_stmt_expr
6918 or blocked_vm. Call c_check_switch_jump_warnings.
6919 (c_finish_case): Don't test blocked_stmt_expr field. Call
6920 c_release_switch_bindings.
6921 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
6922 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6923 set label_context_stack_se. Call c_bindings_start_stmt_expr.
6924 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
6925 c_switch_stack. Don't walk label_context_stack_se labels. Don't
6926 set label_context_stack_se. Call c_bindings_end_stmt_expr.
6927 (c_begin_vm_scope, c_end_vm_scope): Don't define.
6928 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
6929 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
6930 (C_DECL_UNJUMPABLE_VM): Don't define.
6931 (C_DECL_UNDEFINABLE_VM): Don't define.
6932 (struct c_label_list): Don't define.
6933 (struct c_label_context_se): Don't define.
6934 (struct c_label_context_vm): Don't define.
6935 (struct c_spot_bindings): Declare.
6936 (c_bindings_start_stmt_expr): Declare.
6937 (c_bindings_end_stmt_expr): Declare.
6938 (lookup_label_for_goto): Declare.
6939 (c_get_switch_bindings, c_release_switch_bindings): Declare.
6940 (c_check_switch_jump_warnings): Declare.
6941 (label_context_stack_se, label_context_stack_vm): Don't declare.
6942 (c_finish_goto_label): Update declaration.
6943 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
6944 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
6945 (Warning Options): Document -Wjump-misses-init.
6947 2009-06-15 Jakub Jelinek <jakub@redhat.com>
6949 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6952 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6954 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6956 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6958 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6960 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6962 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6964 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6966 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6967 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6968 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6969 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6970 * dwarf2asm.c (dw2_force_const_mem): Update call to
6972 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6973 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6974 * langhooks.c (lhd_comdat_group): Remove.
6975 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6976 * tree.h (DECL_COMDAT_GROUP): New.
6977 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6978 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6979 (make_decl_one_only): Change signature.
6980 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6982 (make_decl_one_only): Change signature.
6983 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6985 2009-06-15 Richard Guenther <rguenther@suse.de>
6988 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6990 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6992 * tree-ssa-math-opts.c: Remove extra divide.
6994 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6996 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6998 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7000 * passes.c: Add bswap pass.
7001 * tree-pass.h: Add pass_optimize_bswap declaration.
7002 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
7003 Include rtl.h, expr.h and optabs.h for optab_handler check.
7004 (struct symbolic_number, pass_optimize_bswap): New definition.
7005 (do_shift_rotate, verify_symbolic_number_p): New functions.
7006 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
7007 (gate_optimize_bswap): New function.
7008 * tree.c (widest_int_cst_value): New function.
7009 * tree.h (widest_int_cst_value): Prototype added.
7011 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
7013 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
7014 REG_EQUAL/REG_EQUIV notes.
7016 2009-06-14 Richard Guenther <rguenther@suse.de>
7019 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
7020 has its address taken if NRV was applied and it is addressable.
7021 * tree-ssa-structalias.c (get_constraint_for_address_of): New
7022 function split out from ...
7023 (get_constraint_for_1): ... here.
7024 (handle_rhs_call): Use it to mark the return slot escaped if
7025 it is addressable and NRV was applied.
7027 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
7029 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
7030 Change first argument type to location_t.
7031 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
7032 Do not set input_location.
7033 Use loc instead of input_location throughout.
7035 2009-06-13 Richard Guenther <rguenther@suse.de>
7037 PR tree-optimization/40421
7038 * tree-predcom.c (should_unroll_loop_p): Remove.
7039 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
7041 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
7043 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7044 Add location argument.
7046 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
7048 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
7050 * config/s390/s390.c (s390_build_builtin_va_list): Same.
7051 (s390_gimplify_va_arg): Pass location to create_artificial_label.
7052 * config/spu/spu-protos.h: Add location to
7053 spu_resolve_overloaded_builtin.
7054 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
7055 spu_build_builtin_va_list.
7056 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
7057 argument. Pass location to build_function_call_vec.
7058 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
7060 (emit_fpu_switch): Same.
7061 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
7062 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
7063 to build_decl and create_artificial_label.
7064 (xtensa_gimplify_va_arg_expr): Same.
7065 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
7066 (xstormy16_gimplify_va_arg_expr): Same.
7067 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
7068 * config/arm/arm.c (arm_build_builtin_va_list): Same.
7069 * config/mips/mips.c (mips_build_builtin_va_list): Same.
7070 (mips16_build_function_stub): Same.
7071 (mips16_build_call_stub): Same.
7073 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
7076 * arm/constraints.md (Pa, Pb): New constraints.
7077 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
7078 split pattern to deal with them.
7080 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
7082 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
7083 fix index entry for -Xpreprocessor.
7085 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
7087 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7088 Add location argument to build_decl call.
7089 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
7090 (rs6000_init_builtins): Same.
7091 (spe_init_builtins): Same.
7092 (rs6000_gimplify_va_arg): Add location argument to
7093 create_artificial_label call.
7095 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
7097 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
7098 * combine-stack-adj.c (pass_stack_adjustments): Use it.
7099 * Makefile.in: Fix GGC dependency for gcse.o.
7101 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
7103 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
7104 * gimple-pretty-print.c (dump_gimple_stmt): Same.
7105 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
7107 * c-parser.c (c_parser_binary_expression): Use current column while
7108 building binary operations.
7109 * common.opt (fshow-column): Enable by default.
7110 * tree-vrp.c (check_array_ref): Use warning_at.
7111 (check_array_bounds): Use location from call back if expr has no
7113 * tree.h: Add location argument to maybe_fold_*.
7114 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
7115 (maybe_fold_offset_to_array_ref): Add location argument and use it.
7116 (maybe_fold_offset_to_component_ref): Same.
7117 (maybe_fold_offset_to_reference): Same.
7118 (maybe_fold_offset_to_address): Same.
7119 (maybe_fold_stmt_indirect): Same.
7120 (maybe_fold_stmt_addition): Same.
7121 (fold_stmt_r): Pass location to maybe_fold_*.
7122 (fold_gimple_assign): Same.
7123 * c-tree.h: Add location argument to finish_decl,
7124 default_function_array_conversion, store_init_value.
7125 * c-decl.c (define_label): Use error_at.
7126 (c_make_fname_decl): Pass location to finish_decl.
7127 (finish_decl): New location argument.
7128 (build_compound_literal): Pass location to store_init_value.
7129 (grokdeclarator): Pass location to finish_decl.
7131 * c-typeck.c (array_to_pointer_conversion): New location argument.
7132 (function_to_pointer_conversion): Same.
7133 (default_function_array_conversion): Same.
7134 (parser_build_unary_op): Pass location to overflow_warning.
7135 (parser_build_binary_op): Same. Use warning_at.
7136 (build_unary_op): Pass location to array_to_pointer_conversion.
7137 (build_c_cast): Pass location to digest_init.
7138 (build_modify_expr): New location argument.
7139 (convert_for_assignment): Same.
7140 (store_init_value): Same.
7141 (digest_init): Same.
7142 (output_init_element): Pass location to digest_init and
7143 array_to_pointer_conversion.
7144 (c_finish_return): Pass location to convert_for_assignment.
7145 * gimplify.c (gimplify_conversion): Pass location to
7146 maybe_fold_offset_to_address.
7147 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
7148 to maybe_fold_stmt_addition.
7149 * c-omp.c (c_finish_omp_atomic): Pass new location to
7151 (c_finish_omp_for): Same.
7152 * c-common.c (overflow_warning): New argument.
7153 * c-common.h: New argument to build_modify_expr, overflow_warning.
7154 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
7156 (c_parser_initializer): Pass location to
7157 default_function_array_conversion.
7158 (c_parser_initelt): Same.
7159 (c_parser_initval): Same.
7160 (c_parser_asm_operands): Same.
7161 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
7162 (c_parser_conditional_expression): Same.
7163 (c_parser_binary_expression): Add location info to stack. Use it.
7164 (c_parser_unary_expression): Pass location to
7165 default_function_array_conversion, parser_build_unary_op,
7166 build_indirect_ref, c_parser_postfix_expression_after_primary.
7167 (c_parser_postfix_expression_after_primary): New location argument.
7169 (c_parser_expression_conv): Pass location to
7170 default_function_array_conversion.
7171 (c_parser_expr_list): Same.
7172 (c_parser_omp_atomic): Same.
7173 (c_parser_omp_for_loop): Same.
7174 * c-tree.h: (struct c_declarator): Add comment to id_loc.
7175 (build_array_declarator): New argument.
7176 * c-decl.c (build_array_declarator): Add location argument.
7177 (grokdeclarator): Set id_loc for cdk_array.
7178 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
7179 build_array_declarator.
7180 * tree.c (build_omp_clause): Add location argument.
7181 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
7182 (OMP_CLAUSE_LOCATION): New macro.
7183 (struct tree_omp_clause): Add location field.
7184 (build_omp_clause): Add argument.
7185 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
7186 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
7188 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
7189 (cp_parser_omp_clause_collapse): Same.
7190 (cp_parser_omp_clause_default): Same.
7191 (cp_parser_omp_clause_if): Same.
7192 (cp_parser_omp_clause_nowait): Same.
7193 (cp_parser_omp_clause_num_threads): Same.
7194 (cp_parser_omp_clause_ordered): Same.
7195 (cp_parser_omp_clause_schedule): Same.
7196 (cp_parser_omp_clause_untied): Same.
7197 (cp_parser_omp_for_loop): Same.
7198 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
7199 * c-tree.h (c_start_case): Add location argument.
7200 (c_process_expr_stmt): Same.
7201 (c_finish_goto_*): Same.
7202 * tree-parloops.c (initialize_reductions): Pass location to
7204 (create_parallel_loop): Same.
7205 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
7206 (gfc_trans_omp_reduction_list): Same.
7207 (gfc_trans_omp_clauses): Same.
7208 (gfc_trans_omp_do): Same.
7209 * c-typeck.c (c_finish_goto_label): Same.
7210 (c_finish_goto_ptr): New location argument.
7211 (c_start_case): Same.
7212 (emit_side_effect_warnings): Same.
7213 (c_process_expr_stmt): Same.
7214 (c_finish_stmt_expr): Same.
7215 (c_finish_omp_clauses): Use error_at instead of error.
7216 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
7218 * c-omp.c (c_split_parallel_clauses): New location argument.
7219 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
7220 to build_omp_clause.
7221 (convert_local_reference_stmt): Same.
7222 (convert_gimple_call): Same.
7223 * c-common.h (c_split_parallel_clauses): New argument.
7224 * c-parser.c (c_parser_statement_after_labels): Pass location to
7225 c_finish_goto_label.
7226 (c_parser_switch_statement): Pass location to c_start_case.
7227 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
7228 and c_process_expr_stmt.
7229 (c_parser_omp_variable_list): Add location argument.
7230 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
7231 (c_parser_omp_clause_default): Same.
7232 (c_parser_omp_clause_if): Same.
7233 (c_parser_omp_clause_num_threads): Same.
7234 (-c_parser_omp_clause_ordered): Same.
7235 (c_parser_omp_clause_reduction): Pass location to
7236 c_parser_omp_variable_list.
7237 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
7238 (c_parser_omp_clause_untied): Same.
7239 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
7240 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
7242 * c-tree.h (check_for_loop_decls, undeclared_variable,
7243 build_component_ref, build_array_ref, build_external_ref,
7244 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
7245 build_conditional_expr, build_compound_expr, c_cast_expr,
7246 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
7247 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
7249 * c-semantics.c (build_stmt): Same.
7250 (build_case_label): Same.
7251 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
7252 (undeclared_variable): New argument.
7254 (lookup_label): Pass location on down.
7255 (define_label): Same.
7256 (finish_decl): Same.
7257 (build_compound_literal): Same.
7258 (finish_struct): Same.
7259 (finish_function): Do not set location here.
7260 (check_for_loop_decls): New argument.
7261 * tree.c (save_expr): Set location.
7262 (build_empty_stmt): New argument.
7263 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
7264 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
7265 * builtins.c (gimplify_va_arg_expr): Use locations.
7266 (expand_builtin_sync_operation): Same.
7267 * c-typeck.c (build_component_ref): New argument.
7268 (build_array_ref): Same.
7269 (build_external_ref): Same.
7270 (c_expr_sizeof_expr): Same.
7271 (c_expr_sizeof_type): Same.
7272 (parser_build_unary_op): Same.
7273 (build_conditional_expr): Same.
7274 (build_compound_expr): Pass location on down.
7275 (build_compound_expr): New argument.
7276 (build_c_cast): Same.
7277 (c_cast_expr): Same.
7278 (build_asm_expr): Same.
7279 (c_finish_return): Same.
7280 (c_process_expr_stmt): Pass location on down.
7281 (c_finish_stmt_expr): New argument.
7282 (push_clenaup): Same.
7283 (c_finish_omp_parallel): Same.
7284 (c_finish_omp_task): Same.
7285 * gimplify.c (gimplify_call_expr): Pass location on down.
7286 * c-omp.c (c_finish_omp_master): New argument.
7287 (c_finish_omp_critical): Same.
7288 (c_finish_omp_ordered): Same.
7289 (c_finish_omp_barrier): Same.
7290 (-c_finish_omp_taskwait): Same.
7291 (c_finish_omp_atomic): Same.
7292 (c_finish_omp_flush): Same.
7293 * tree-inline.c (copy_tree_body_r): Pass location on down.
7294 (inline_forbidden_p): Remove use of input_location.
7295 * c-gimplify.c (c_build_bind_expr): New argument.
7296 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
7297 (c_sizeof_or_alignof_type): New argument.
7298 (c_alignof_expr): Same.
7299 (build_va_arg): Same.
7300 (c_add_case_label): Same.
7301 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
7302 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
7303 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
7304 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
7305 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
7306 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
7308 * stub-objc.c (objc_build_selector_expr): Same.
7309 (objc_build_throw_stmt): Same.
7310 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
7311 (c_parser_initelt): Same.
7312 (c_parser_compound_statement): Same.
7313 (c_parser_compound_statement_nostart): Same.
7314 (c_parser_label): Same.
7315 (c_parser_statement_after_labels): Same.
7316 (c_parser_if_body): Same.
7317 (c_parser_else_body): Same.
7318 (c_parser_if_statement): Same.
7319 (c_parser_switch_statement): Same.
7320 (c_parser_while_statement): Same.
7321 (c_parser_do_statement): Same.
7322 (c_parser_for_statement): Same.
7323 (c_parser_asm_statement): Same.
7324 (c_parser_conditional_expression): Same.
7325 (c_parser_binary_expression): Same.
7326 (c_parser_cast_expression): Same.
7327 (c_parser_unary_expression): Same.
7328 (c_parser_sizeof_expression): Same.
7329 (c_parser_alignof_expression): Same.
7330 (c_parser_postfix_expression): Same.
7331 (c_parser_expression): Same.
7332 (c_parser_objc_receiver): Same.
7333 (c_parser_omp_variable_list): Same.
7334 (c_parser_omp_structured_block): Same.
7335 (c_parser_omp_atomic): New argument.
7336 (c_parser_omp_barrier): Same.
7337 (c_parser_omp_critical): Same.
7338 (c_parser_omp_flush): Pass location on down.
7339 (c_parser_omp_for_loop): New argument.
7340 (c_parser_omp_for): Same.
7341 (c_parser_omp_master): Same.
7342 (c_parser_omp_ordered): Same.
7343 (c_parser_omp_sections_scope): Same.
7344 (c_parser_omp_sections): Same.
7345 (c_parser_omp_parallel): Same.
7346 (c_parser_omp_single): Same.
7347 (c_parser_omp_task): Same.
7348 (c_parser_omp_taskwait): Pass location on down.
7349 (c_parser_omp_construct): Same.
7350 (c_parser_omp_threadprivate): Same.
7351 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
7352 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
7353 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
7354 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
7355 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
7356 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
7357 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
7358 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
7359 config/i386/i386.c, stmt.c:
7360 Add location argument to the following function definitions and/or
7361 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
7362 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
7363 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
7364 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
7365 do_case, c_finish_bc_stmt, build_compound_literal,
7366 build_function_call.
7367 * c-decl.c (build_compound_literal): Add location argument.
7368 Make all diagnostic calls use location.
7369 (start_struct): Same.
7370 (finish_struct): Same.
7372 (build_enumerator): Same.
7373 (start_function): Same.
7374 (grokdeclarator): Make all diagnostic calls use location.
7375 (store_parm_decls_oldstyle): Same.
7376 * c-typeck.c (build_function_call): Add location argument.
7377 Make all diagnostic calls use location.
7379 (c_finish_bc_stmt): Same.
7380 * tree-nested.c (get_trampoline_type): Add argument.
7381 Pass location to build_decl.
7382 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
7383 * rtl.h (RTL_LOCATION): New.
7384 * c-common.c (c_add_case_label): Add location argument.
7385 Make all diagnostic calls use location.
7386 * c-common.h: Add location argument to make_fname_decl, do_case,
7387 c_add_case_label, build_function_call, resolve_overloaded_builtin.
7388 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
7389 Set it appropriately for every case. Pass enum_loc to start_enum
7390 call. Pass value_loc first to build_enumerator. Pass enum_loc to
7392 (c_parser_struct_or_union_specifier): Save location. Use it for
7393 start_struct, finish_struct, and parser_xref_tag.
7395 2009-06-12 Ian Lance Taylor <iant@google.com>
7397 * fold-const.c (fold_unary): Rename local variable and to and_expr.
7399 * c-opts.c (c_common_handle_option): For -Wc++-compat set
7400 cpp_opts->warn_cxx_operator_names.
7402 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7405 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
7406 is returns NULL and OP is a VCE, look through the VCE.
7408 2009-06-12 Ian Lance Taylor <iant@google.com>
7411 * collect2.c (main): Use CONST_CAST2 in code inside #if
7412 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
7414 2009-06-12 Joey Ye <joey.ye@intel.com>
7417 * cfgexpand.c (get_decl_align_unit): Update
7418 max_used_stack_slot_alignment with align instead of
7419 stack_alignment_needed.
7421 * function.c (assign_stack_local_1): Update
7422 max_used_stack_slot_alignment with alignment_in_bits instead
7423 of stack_alignment_needed.
7424 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
7427 2009-06-12 Jakub Jelinek <jakub@redhat.com>
7429 * dwarf2out.c (last_var_location_insn): New variable.
7430 (dwarf2out_end_epilogue): Clear last_var_location_insn.
7431 (dwarf2out_var_location): Don't record anything after last real
7432 insn. Only change labels if there were any real instructions
7433 in between last note and this one, or if changed sections.
7435 2009-06-11 Richard Henderson <rth@redhat.com>
7437 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
7438 note when storing the frame pointer in a register.
7439 (FRP): Don't redefine to nothing for epilogue.
7440 (alpha_expand_epilogue): Mark register and sp restores.
7441 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
7443 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
7444 when gen_lowpart is needed.
7446 2009-06-11 Richard Henderson <rth@redhat.com>
7448 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
7450 * dwarf2out.c (need_data_align_sf_opcode): New.
7451 (div_data_align): Move earlier.
7452 (def_cfa_1, reg_save): Use it.
7454 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
7456 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
7457 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
7458 (ix86_handle_option): Handle OPT_mcrc32.
7459 (ix86_target_string): Add -mcrc32.
7460 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
7462 * config/i386/i386.h (TARGET_CRC32): New.
7464 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
7465 (sse4_2_crc32di): Likewise.
7467 * config/i386/i386.opt (mcrc32): New.
7469 * doc/invoke.texi: Document -mcrc32.
7471 2009-06-11 Richard Henderson <rth@redhat.com>
7473 * common.opt (gdwarf-): Accept a version number.
7474 * doc/invoke.texi (gdwarf-): Update docs.
7475 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
7476 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
7477 version level, and record it.
7479 * dwarf2.h (DW_CIE_VERSION): Remove.
7480 * dwarf2out.c (DWARF_VERSION): Remove.
7481 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
7482 (output_call_frame_info): Use CIE version 3 for dwarf3,
7483 or if the return register column is out of range for version 1.
7484 (dwarf_stack_op_name): Add all dwarf3 values.
7485 (DEBUG_PUBTYPES_SECTION): New.
7486 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
7487 encoding change for dwarf3.
7488 (output_die) [dw_val_class_die_ref]: Likewise.
7489 (output_compilation_unit_header): Emit correct version for dwarf3.
7490 (output_line_info): Likewise.
7491 (output_pubnames): Update for DWARF_VERSION removal.
7492 (output_aranges): Likewise.
7493 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
7494 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
7495 (dwarf2out_finish): Likewise.
7497 2009-06-11 David Daney <ddaney@caviumnetworks.com>
7499 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
7502 2009-06-11 David Daney <ddaney@caviumnetworks.com>
7505 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
7506 * builtins.c (expand_builtin_unreachable): New function.
7507 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
7508 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
7509 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
7511 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
7512 searching for missing barriers.
7514 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7516 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
7517 when -fprofile-generate* was passed.
7518 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
7520 2009-06-11 Anthony Green <green@moxielogic.com>
7522 * config/moxie/moxie.md: Define length attribute for all instructions.
7524 (*b<cond:code>): Support limited branch ranges for new PC-relative
7525 branch instructions.
7526 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
7528 2009-06-11 Jakub Jelinek <jakub@redhat.com>
7530 * config/i386/i386.c (min_insn_size): Use get_attr_length
7531 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
7534 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
7535 instead of emit_insn_before.
7537 2009-06-10 Ian Lance Taylor <iant@google.com>
7540 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
7543 2009-06-10 Revital Eres <eres@il.ibm.com>
7545 * passes.c (init_optimization_passes): Reschedule
7546 predictive-commoning pass before complete unroll pass.
7548 2009-06-10 Martin Jambor <mjambor@suse.cz>
7550 * cgraph.c (cgraph_node_can_be_local_p): New function.
7551 (cgraph_make_node_local): New function.
7552 * cgraph.h (cgraph_node_can_be_local_p): Declare.
7553 (cgraph_make_node_local): Declare.
7555 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
7557 * tree.h (tree_base): Add packed_flag and user_align fields.
7558 Decrease size of spare field.
7559 (TYPE_USER_ALIGN): Use user_align from tree_base.
7560 (DECL_USER_ALIGN): Likewise.
7561 (TYPE_PACKED): Use packed_flag from tree_base.
7562 (DECL_PACKED): Likewise.
7563 (tree_type): Delete packed_flag and user_align fields. Widen
7564 precision field. Widen mode field and shuffle fields to align
7565 mode on an 8-bit boundary.
7566 (tree_decl_common): Delete decl_flag_1 and user_align fields.
7567 Renumber decl_flag_* fields. Fix comments. Widen
7568 decl_common_unused field.
7569 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
7570 (DECL_EXTERNAL): Likewise.
7571 (DECL_BIT_FIELD): Likewise.
7572 (DECL_NONADDRESSABLE_P): Likewise.
7573 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
7574 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
7576 2009-06-10 Ian Lance Taylor <iant@google.com>
7578 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
7579 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
7580 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
7581 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
7582 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
7583 DEF_VEC_ALLOC_FUNC_P.
7584 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
7585 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
7586 DEF_VEC_ALLOC_FUNC_O.
7587 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
7588 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
7589 DEF_VEC_ALLOC_FUNC_I.
7590 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
7591 (vec_stack_p_reserve_exact_1): Declare.
7592 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
7593 (vec_stack_free): Declare.
7594 (VEC_stack_alloc): Define.
7595 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
7596 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
7597 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
7598 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
7600 (stack_vecs): New static variable.
7601 (vec_stack_p_reserve_exact_1): New function.
7602 (vec_stack_o_reserve_1): New static function.
7603 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
7604 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
7605 (vec_stack_free): New function.
7606 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
7607 (VEC_df_ref_stack_alloc): Define.
7608 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
7609 DEF_VEC_ALLOC_P_STACK.
7610 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
7611 (struct df_collection_rec): Change _vec fields to VEC. Remove
7613 (df_free_collection_rec): Adjust for new fields.
7614 (df_insn_rescan): Use new df_collection_rec fields.
7615 (df_notes_rescan, df_canonize_collection_rec): Likewise.
7616 (df_ref_create_structure, df_ref_record): Likewise.
7617 (df_get_conditional_uses, df_get_call_refs): Likewise.
7618 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
7619 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
7620 (df_record_exit_block_uses, df_bb_verify): Likewise.
7621 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
7622 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
7623 Remove count parameter. Change return type to void. Change all
7625 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
7626 Remove count parameter. Change return type to void. Change all
7628 (df_install_refs): Change old_vec parameter to VEC. Remove count
7629 parameter. Change all callers.
7630 (df_install_mws): Change old_vec parameter to VEC. Remove count
7631 parameter. Change all callers.
7632 (df_refs_verify): Change new_rec parameter to VEC. Change call
7634 (df_mws_verify): Likewise.
7636 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
7638 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
7640 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
7642 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
7644 2009-06-10 Anthony Green <green@moxielogic.com>
7646 * config/moxie/crti.asm: New file.
7647 * config/moxie/crtn.asm: New file.
7648 * config/moxie/moxie.c: New file.
7649 * config/moxie/moxie.h: New file.
7650 * config/moxie/sfp-machine.h: New file.
7651 * config/moxie/moxie-protos.h: New file.
7652 * config/moxie/t-moxie: Created.
7653 * config/moxie/t-moxie-softfp: Created.
7654 * config/moxie/moxie.md: Created.
7655 * config/moxie/constraints.md: Created.
7656 * config.gcc: Add moxie support.
7657 * doc/md.texi (Machine Constraints): Add moxie constraints.
7658 * doc/contrib.texi (Contributors): Mention moxie port.
7659 * doc/install.texi (Specific): Mention the moxie port.
7661 2009-06-09 Ian Lance Taylor <iant@google.com>
7663 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
7665 * optabs.c (optab_table): Only use designated initializers if
7666 HAVE_DESIGNATED_INITIALIZERS is defined.
7667 (convert_optab_table): Likewise.
7668 (init_optabs): Always call init_insn_codes if
7669 HAVE_DESIGNATED_INITIALIZERS is not defined.
7671 2009-06-09 Ian Lance Taylor <iant@google.com>
7673 * targhooks.c (default_builtin_vectorized_function): Change fn
7674 parameter to unsigned int.
7675 (default_builtin_vectorized_conversion): Change code parameter to
7677 (default_builtin_reciprocal): Change fn parameter to unsigned int.
7678 * targhooks.h: Update declarations.
7679 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
7680 parameter to unsigned int.
7682 * c-typeck.c (comptypes_check_enum_int): New static function.
7683 (comptypes_internal): Add enum_and_int_p parameter. Change all
7685 (comp_target_types): Add location parameter. Change all callers.
7686 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
7688 (function_types_compatible_p, type_lists_compatible_p): Likewise.
7689 (build_conditional_expr): Add colon_loc parameter. Change all
7691 (convert_for_assignment): Add location parameter. Change all callers.
7692 * c-parser.c (c_parser_conditional_expression): Pass location of
7693 colon to build_conditional_expr.
7694 * c-tree.h (build_conditional_expr): Update declaration.
7696 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7698 * graphite.c: Revert previous patch.
7700 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
7703 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7705 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
7707 * tree-ssa-loop-prefetch.c
7708 (loop_prefetch_arrays): Fixed a portability problem in printf format
7711 2009-06-09 Martin Jambor <mjambor@suse.cz>
7713 PR tree-optimization/40351
7714 * tree-sra.c (propagate_subacesses_accross_link): Check that a
7715 refrence to a potential artifical subaccess can be constructed.
7717 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7719 * config/sh/sh-protos.h (sh_optimization_options): Declare.
7720 (sh_override_options): Likewise.
7721 * config/sh/sh.c: Include params.h.
7722 (sh_optimization_options): New.
7723 (sh_override_options): Likewise.
7724 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
7725 (OVERRIDE_OPTIONS): Use sh_override_options.
7727 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7729 * dwarf2out.c (emit_cfa_remember): New variable.
7730 (add_fde_cfi): If emit_cfa_remember, recurse to add
7731 DW_CFA_remember_state first.
7732 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
7733 instead just set emit_cfa_remember.
7735 2009-06-08 Jan Hubicka <jh@suse.cz>
7738 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
7740 2009-06-08 Jan Hubicka <jh@suse.cz>
7743 * cgraphunit.c (save_inline_function_body): Do not copy transform
7744 hooks for saved inline bodies.
7745 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
7748 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
7750 * jump.c (returnjump_p): Handle delayed branches. Add missing
7753 2009-06-08 Jan Hubicka <jh@suse.cz>
7756 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
7757 original node might've been modified.
7758 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
7760 2009-06-08 Jakub Jelinek <jakub@redhat.com>
7762 * tree-object-size.c (addr_object_size): Add OSI argument.
7763 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
7764 (compute_builtin_object_size, expr_object_size): Adjust callers.
7765 (plus_stmt_object_size): Call addr_object_size instead of
7766 compute_builtin_object_size.
7768 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
7769 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7771 * tree-ssa-loop-prefetch.c
7772 (gather_memory_references): Introduced a counter for the number of
7774 (anything_to_prefetch_p): Introduced a counter for the number of
7776 (is_loop_prefetching_profitable): New function with a cost model
7778 (loop_prefetch_arrays): Use the new cost model to determine if
7779 prefetching is profitable.
7780 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
7781 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7782 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
7783 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7784 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
7785 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
7787 2009-06-08 Michael Matz <matz@suse.de>
7790 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
7791 partitions use the same.
7792 (expand_one_var): Deal with DECL_RTL sometimes begin set also
7793 for basevars of SSA_NAMEs.
7794 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
7795 to not expand them twice.
7796 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
7799 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
7801 * common.opt (fcompare-debug=, fcompare-debug-second): New.
7802 (fdump-final-insns=, gtoggle): New.
7803 * doc/invoke.texi: Document them.
7804 * final.c (rest_of_clean_state): Dump final insn stream.
7805 * gcc.c (invoke_as): Hook in -fcompare-debug.
7806 (static_spec_functions): Add compare-debug-dump-opt,
7807 compare-debug-self-opt and compare-debug-auxbase-opt.
7808 (compare_debug, compare_debug_second, compare_debug_opt): New.
7809 (switches_debug_check, n_switches_debug_check): New.
7810 (debug_auxbase_opt, debug_check_temp_file): New.
7811 (process_command): Handle -fno-compare-debug, -fcompare-debug and
7813 (do_self_spec): Handle arguments after switches.
7814 (do_spec_1): Add .gk extension to temp file basenames for compare.
7815 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
7816 (cc1_options): Use it instead of normal auxbase computation for
7817 the second compare-debug compilation.
7818 (compare_files): New.
7819 (main): Set up and implement compare debug mode.
7820 (compare_debug_dump_opt_spec_function): New.
7821 (compare_debug_self_opt_spec_function): New.
7822 (compare_debug_auxbase_opt_spec_function): New.
7823 * toplev.c (process_options): Handle flag_gtoggle,
7824 flag_dump_final_insns.
7825 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
7826 during -fcompare-debug-second compilation.
7828 2009-06-07 Ian Lance Taylor <iant@google.com>
7830 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
7831 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
7833 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
7834 with no default node. Change warning with %H to warning_at.
7835 Don't clear warn_switch around case checking.
7836 * doc/invoke.texi (Warning Options): Clarify distinction between
7837 -Wswitch and -Wswitch-enum.
7839 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7841 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
7843 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7845 * gbl-ctors.h: Add header guard.
7847 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7849 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
7850 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
7851 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
7852 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
7853 prototypes for removed functions.
7854 (expressions_equal_p): Move to ...
7855 * tree-ssa-sccvn.h: ... here and ...
7856 * matrix-reorg.c: ... adjust includes.
7858 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7860 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
7862 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7864 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
7865 (finish_function): Remove erroneous whitespace.
7867 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7869 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
7870 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
7872 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7874 * errors.c (internal_error): Commentary typo fix.
7875 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
7876 * tree-ssa-pre.c: Ditto.
7878 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7880 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
7881 them is supposed to hold actual statements.
7883 2009-06-06 Ian Lance Taylor <iant@google.com>
7885 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
7886 empty statements can now have attributes.
7888 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
7890 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
7891 * config/mips/mips.md: Ditto.
7893 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7895 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
7897 (__eabi_uconvert): Likewise.
7899 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
7901 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
7902 CFI_* definitions with IN_GCC.
7904 2009-06-05 David Edelsohn <edelsohn@gnu.org>
7906 * xcoffout.h (xcoffout_source_line): Update prototype.
7908 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7910 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
7911 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
7913 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7916 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
7917 inlined_function_outer_scope_p blocks for artificial inlines
7919 * tree.c (tree_nonartificial_location): Rewrite using
7920 block_nonartificial_location.
7922 2009-06-05 Revital Eres <eres@il.ibm.com>
7923 Leehod Baruch <leehod@il.ibm.com>
7925 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
7926 (expand_expr_real_1): Remove comment.
7927 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7928 Vectorize misaligned access when the target supports it.
7929 (vect_supportable_dr_alignment): Check for unaligned access support.
7930 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
7933 2009-06-05 Julian Brown <julian@codesourcery.com>
7935 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
7936 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
7938 2009-06-05 Richard Guenther <rguenther@suse.de>
7941 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
7944 2009-06-05 Jakub Jelinek <jakub@redhat.com>
7946 * config/s390/s390.c (global_not_special_regno_p): New static inline.
7947 (save_gprs): Don't tell unwinder when a global register is saved.
7948 (s390_emit_epilogue): Emit needed epilogue unwind info.
7950 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7952 * dwarf2out.c (deferred_asm_name): New.
7953 (add_name_and_src_coords_attributes): Defer creation of
7954 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7956 (move_linkage_attr): New.
7957 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7960 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7962 * tree-nested.c (finalize_nesting_tree_1): Declare the
7963 frame_decl in the binding tree.
7965 2009-06-04 Cary Coutant <ccoutant@google.com>
7967 * basic-block.h (struct basic_block_def): Add discriminator field.
7968 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7970 * debug.c (do_nothing_debug_hooks): Add additional entry.
7971 (debug_nothing_int_charstar_int): New function.
7972 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7973 (debug_nothing_int_charstar_int): New declaration.
7974 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7975 discriminator value in .loc directive.
7976 * final.c (last_discriminator): New variable.
7977 (discriminator): New variable.
7978 (final_start_function): Initialize above variables, pass current
7979 discriminator to debug hook.
7980 (notice_source_line): Check for discriminator change.
7981 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7982 * sdbout.c (sdbout_source_line): New parameter.
7983 * tree-cfg.c (struct locus_discrim_map): New structure type.
7984 (discriminator_per_locus): New hash table.
7985 (build_gimple_cfg): Allocate and free discriminator hash table.
7986 (make_edges): Call assign_discriminator.
7987 (locus_map_hash): New function.
7988 (locus_map_eq): New function.
7989 (next_discriminator_for_locus): New function.
7990 (same_line_p): New function.
7991 (assign_discriminator): New function.
7992 (make_cond_expr_edges): Call assign_discriminator.
7993 (make_gimple_switch_edges): Likewise.
7994 (first_non_label_stmt): New function.
7995 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7997 * xcoffout.c (xcoffout_source_line): Add new parameter.
7999 * configure.ac (gcc_cv_as_discriminator): New configury check for
8000 gas support for discriminator.
8001 * configure: Regenerate.
8002 * config.in: Regenerate.
8004 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8006 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
8007 val after checking for integers.
8009 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
8011 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
8013 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
8014 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
8015 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
8016 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
8017 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
8018 X64_SSE_REGPARM_MAX.
8019 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
8020 X64_SSE_REGPARM_MAX.
8022 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
8024 * gcc.c (report_times_to_file): New.
8025 (execute): Implement it.
8026 (process_command): Support -time=.
8027 * doc/invoke.texi: Document it.
8029 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
8031 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
8032 that have value exprs.
8034 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
8036 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
8037 declarations for constants until...
8038 (dw2_output_indirect_constant_1): ... this point.
8040 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
8043 * arm.md (arm_addsi3): Don't try to split an add with an
8044 eliminable register until after reload has completed.
8046 2009-06-03 Ian Lance Taylor <iant@google.com>
8048 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
8049 * genattrtab.c (write_length_unit_log): Likewise.
8050 * genchecksum.c (dosum): Likewise.
8051 * gengtype.c (write_rtx_next): Likewise.
8052 (finish_root_table, write_roots): Likewise.
8053 * gimple.c (gimple_ops_offset_): Likewise.
8054 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
8055 * config/arc/arc.c (arc_attribute_table): Likewise.
8056 * config/arm/arm.c (arm_attribute_table): Likewise.
8057 * config/avr/avr.c (avr_attribute_table): Likewise.
8058 * config/crx/crx.c (crx_attribute_table): Likewise.
8059 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
8060 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
8061 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
8062 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
8063 * config/sh/sh.c (sh_attribute_table): Likewise.
8064 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
8065 * config/spu/spu.c (spu_attribute_table): Likewise.
8066 * config/v850/v850.c (v850_attribute_table): Likewise.
8068 * config/alpha/alpha.c (vms_attribute_table): Make static.
8069 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
8070 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
8071 * config/mips/mips.c (mips_attribute_table): Likewise.
8073 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
8075 (cc1-checksum.o): Likewise.
8077 2009-06-03 Steve Ellcey <sje@cup.hp.com>
8079 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
8081 2009-06-03 Jakub Jelinek <jakub@redhat.com>
8083 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
8084 insn if it is changing sp. Use gen_add3_insn instead of
8085 conditionally gen_addsi3 and gen_adddi3.
8086 (offset_below_red_zone_p): New static inline function.
8087 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
8088 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
8089 * config/rs6000/ppc-asm.h: Include auto-host.h.
8090 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
8091 CFI_RESTORE): Define.
8092 * config/rs6000/crtresxgpr.asm: Add unwind info.
8093 * config/rs6000/crtresxfpr.asm: Likewise.
8094 * config/rs6000/crtresgpr.asm: Likewise.
8095 * config/rs6000/crtresfpr.asm: Likewise.
8096 * config/rs6000/crtsavgpr.asm: Likewise.
8097 * config/rs6000/crtsavfpr.asm: Likewise.
8099 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
8100 argument of DWARF2_FRAME_REG_OUT macros.
8102 2009-06-03 Julian Brown <julian@codesourcery.com>
8104 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
8105 words or less (including TImode) in core registers.
8107 2009-06-03 Richard Guenther <rguenther@suse.de>
8110 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
8112 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
8114 * statistics.c (statistics_counter_event): Do not record event
8115 in pass dump if its number == -1.
8116 (curr_statistics_hash): Add assert that we never get passes
8117 with static number == -1.
8119 2009-06-03 Richard Guenther <rguenther@suse.de>
8120 Andrey Belevantsev <abel@ispras.ru>
8122 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
8123 non-BLKmode arrays addressable.
8125 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
8127 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
8128 * config/m68k/m68k.h: ... here.
8129 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
8132 2009-06-03 Martin Jambor <mjambor@suse.cz>
8134 PR tree-optimization/40323
8135 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
8138 2009-06-03 Richard Guenther <rguenther@suse.de>
8140 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
8143 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
8145 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8146 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
8147 JUMP_TABLE_DATA_P where applicable.
8148 * config/sh/sh.c: Ditto.
8149 * config/sh/sh.h: Ditto.
8150 * config/sh/sh.md: Ditto.
8151 * config/sh/symbian.c: Ditto.
8153 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
8155 * config/i386/driver-i386.c (describe_cache): Optimize
8156 concatenation of strings. Use snprintf instead of sprintf.
8157 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
8158 target when not compiling with GCC.
8160 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
8162 * config/sh/sh.c: Revert last change.
8163 (sh_expand_epilogue): Emit a blockage insn before the frame
8164 pointer adjustment unconditionally.
8166 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8168 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
8169 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
8170 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
8171 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
8172 to COLLECT_GCC_OPTIONS.
8174 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8176 * collect2.c (target_system_root): New variable.
8177 (main): Handle --sysroot=.
8178 (ignore_library): Strip the sysroot from the library path.
8180 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8182 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
8183 (collect2.o): Depend on collect2-aix.h.
8184 (collect2-aix.o): New rule.
8185 * collect2-aix.h: New file.
8186 * collect2-aix.c: Likewise.
8187 * collect2.c: Include collect2-aix.h. Don't undefine
8188 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
8189 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
8190 Use TARGET_AIX_VERSION instead of _AIX51.
8191 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
8192 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
8193 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
8194 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
8195 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
8197 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8199 * collect2.c (ignore_library): Avoid premature post-increment
8202 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
8204 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
8205 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
8206 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
8207 CROSS_DIRECTORY_STRUCTURE too.
8208 (LINK_LIBG_SPEC): Likewise.
8209 (LIB_SPEC): Add %R to sysroot paths.
8210 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
8211 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
8212 * config/rs6000/aix51.h: As for aix43.h.
8213 * config/rs6000/aix52.h: Likewise.
8214 * config/rs6000/aix53.h: Likewise.
8215 * config/rs6000/aix61.h: Likewise.
8216 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
8217 to the beginning of sysroot paths.
8219 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8221 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
8222 INSN_LISTs that are out of the REG_NOTE range.
8224 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8226 * loop-unroll.c (struct iv_to_split): Add pointer to next.
8227 (struct var_to_expand): Likewise.
8228 (struct opt_info): Add head and tail for linked lists of the above.
8229 (analyze_insn_to_expand_var): Initialize next.
8230 (analyze_iv_to_split_insn): Likewise.
8231 (analyze_insns_in_loop): Create linked lists.
8232 (allocate_basic_variable): Simplify for use without hash table.
8233 (insert_var_expansion_initialization): Likewise, make it type-safer.
8234 (combine_var_copies_in_loop_exit): Likewise.
8235 (apply_opt_in_copies): Walk lists rather than hash tables.
8236 (release_var_copies): Simplified and inlined by hand into...
8237 (free_opt_info): ... this function.
8239 2009-06-02 Richard Guenther <rguenther@suse.de>
8241 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
8244 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8246 * cfgexpand.c (gimple_expand_cfg): Discard the source location
8247 only for builtins that are not overridden.
8249 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8251 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
8254 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8256 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
8258 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8260 * combine.c (move_deaths): Compare LUIDs within the same BB only.
8262 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
8264 * common.opt (fdump-unnumbered-links): New.
8265 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
8266 * print-rtl.c (flag_dump_unnumbered_links): New.
8267 (print_rtx): Test it.
8269 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
8271 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
8272 push/pop multiple to 8-byte alignment.
8274 2009-06-01 Jakub Jelinek <jakub@redhat.com>
8276 * config/i386/i386.c (queued_cfa_restores): New static variable.
8277 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
8279 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
8280 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
8281 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
8282 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
8283 note unconditionally.
8284 (ix86_emit_restore_regs_using_mov): Likewise.
8285 (ix86_emit_restore_sse_regs_using_mov): Likewise.
8286 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
8287 it through to ix86_emit_restore_reg_using_pop.
8288 (ix86_emit_leave): Add RED_OFFSET argument. Call
8289 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
8290 instead of adding REG_CFA_OFFSET note unconditionally.
8291 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
8292 the above functions. Call ix86_add_queued_cfa_restore_notes when
8295 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
8296 force output of the label even for dwarf2out_do_cfi_asm.
8297 (add_fde_cfi): If -g2 and above and cfi might change CFA,
8298 force creation of CFI label and chain DW_CFA_set_loc jumping to it
8299 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
8301 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
8302 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
8303 dwarf2out_cfi_label callers.
8304 * tree.h (dwarf2out_cfi_label): Adjust prototype.
8305 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
8306 Adjust dwarf2out_cfi_label callers.
8307 * config/vax/vax.c (vax_output_function_prologue): Likewise.
8309 * config/i386/i386.h (struct machine_cfa_state,
8310 struct machine_function): Guard with ifndef USED_FOR_TARGET
8311 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
8314 * emutls.c (__emutls_get_address): Change arr->size to mean number
8315 of allocated arr->data entries instead of # of slots + 1.
8318 * recog.c (peep2_reinit_state): New function.
8319 (peephole2_init_state): Use it at the end of a basic block and also
8320 when seeing a RTX_FRAME_RELATED_P insn.
8322 2009-06-01 Steve Ellcey <sje@cup.hp.com>
8324 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
8325 fixuns_truncrfdi2): New.
8326 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
8327 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
8328 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
8329 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
8330 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
8331 *recip_approx): Remove.
8332 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
8333 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
8334 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
8336 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
8339 2009-06-01 Ian Lance Taylor <iant@google.com>
8341 * attribs.c (register_attribute): Use CONST_CAST.
8342 * collect2.c (main): Use CONST_CAST2.
8343 (scan_prog_file): Likewise.
8344 * gcc.c (process_command, main): Likewise.
8345 * toplev.c (toplev_main): Likewise.
8347 * c-typeck.c (handle_warn_cast_qual): New static function,
8348 partially broken out of build_c_cast.
8349 (build_c_cast): Call handle_warn_cast_qual.
8350 * doc/invoke.texi (Warning Options): Document new effect of
8353 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
8355 * diagnostic.c (diagnostic_build_prefix): Always print columns.
8356 (diagnostic_report_current_module): Print columns.
8357 * common.opt (flag_show_column): Enable by default.
8359 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
8361 * alias.c (find_base_term): Check for NULL term before returning.
8363 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8365 Revert due to PR40320:
8366 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8367 * calls.c (emit_library_call_value_1): Don't force_operand for move
8370 2009-06-01 Olivier Hainque <hainque@adacore.com>
8371 Eric Botcazou <ebotcazou@adacore.com>
8373 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
8374 to be processed as a bitfield for constructor output purposes.
8375 * output.h (initializer_constant_valid_for_bitfield_p): Declare
8377 * varasm.c (oc_local_state): New type, output_constructor
8378 local state to support communication with helpers.
8379 (oc_outer_state): New type, output_constructor outer state of
8380 relevance in recursive calls.
8381 (output_constructor_array_range): New output_constructor helper,
8382 extracted code for an array range element.
8383 (output_constructor_regular_field): New output_constructor helper,
8384 extracted code for an element that is not a bitfield.
8385 (output_constructor_bitfield): New output_constructor helper,
8386 extracted code for a bitfield element. Accept an OUTER state
8387 argument for recursive processing. Recurse on record or array
8388 CONSTRUCTOR values, possibly past noop conversions.
8389 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
8390 VALUE is a valid constant-valued expression for use in a static
8391 bit-field initializer.
8392 (output_constructor): Rework to use helpers. Accept and honor an
8393 OUTER state argument for recursive calls. Return total size. Be
8394 prepared for nested constructors initializing bitfields.
8395 (output_constant): Feed OUTER in calls to output_constructor.
8397 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
8399 * calls.c (emit_library_call_value_1): Don't force_operand for move
8402 2009-06-01 Nick Clifton <nickc@redhat.com>
8404 * doc/invoke.texi (IA-64 Options): Fix typo.
8406 2009-06-01 Ira Rosen <irar@il.ibm.com>
8408 PR tree-optimization/39129
8409 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
8411 (vect_do_peeling_for_loop_bound): Use
8412 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
8413 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
8414 (vect_loop_versioning): Likewise.
8415 (vect_create_cond_for_alias_checks): Fix indentation.
8416 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
8418 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
8419 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
8420 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
8421 "control flow in loop".
8422 (vect_estimate_min_profitable_iters): Use
8423 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
8424 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
8425 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
8426 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
8427 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
8428 statement belongs to a group of strided accesses with the exact code
8430 (vectorizable_load): Likewise.
8431 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
8432 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8434 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
8436 * config/freebsd-stdint.h: New file.
8437 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
8438 Add freebsd-stdint.h to tm_file.
8440 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
8442 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
8443 (thumb2_extendhidi2): Likewise.
8445 2009-05-31 Ian Lance Taylor <iant@google.com>
8447 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
8449 2009-05-31 Ian Lance Taylor <iant@google.com>
8451 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
8452 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
8453 (ipa-reference.o): Depend upon gt-ipa-reference.h.
8455 2009-05-31 Jason Merrill <jason@redhat.com>
8457 * tree-pretty-print.c (print_call_name): Take the callee, not the
8458 call itself. Make non-static. Use dump_function_name for functions.
8459 (dump_generic_node): Adjust.
8460 * diagnostic.h: Declare print_call_name.
8461 * gimple-pretty-print.c (dump_gimple_call): Use it.
8463 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
8465 * config/sh/sh.md (ashldi3_std): New define_expand.
8468 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
8471 * config/sh/sh.c: Include debug.h.
8472 (sh_expand_epilogue): Emit a blockage insn before the frame
8473 pointer adjustment also when dwarf2out_do_frame returns true.
8475 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
8477 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
8478 (thumb2_extendqidi2): New pattern.
8480 2009-05-31 Ira Rosen <irar@il.ibm.com>
8482 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
8483 mark phis for renaming.
8484 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
8485 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
8486 Call mark_sym_for_renaming.
8487 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
8488 * tree-vect-loop.c (vect_transform_loop): Remove
8489 vect_memsyms_to_rename initialization and a call to
8490 mark_set_for_renaming.
8492 2009-05-31 Jakub Jelinek <jakub@redhat.com>
8495 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
8496 frame related even if !set_cfa && style < 0.
8498 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
8500 * config/i386/mingw-tls.c: New file.
8501 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
8502 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
8503 defining _WIN32 but not __CYGWIN__.
8505 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8507 * configure.ac: Add MPC support.
8509 * config.in, configure: Regenerate.
8511 2009-05-29 Richard Henderson <rth@redhat.com>
8513 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
8514 NOTE_INSN_BASIC_BLOCK.
8515 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
8516 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
8517 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
8519 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
8521 (add_cfi): Disable check redefining cfa away from drap.
8522 (lookup_cfa_1): Add remember argument; handle remember/restore.
8523 (lookup_cfa): Pass remember argument.
8524 (cfa_remember): New.
8525 (compute_barrier_args_size_1): Remove sibcall check.
8526 (dwarf2out_frame_debug_def_cfa): New.
8527 (dwarf2out_frame_debug_adjust_cfa): New.
8528 (dwarf2out_frame_debug_cfa_offset): New.
8529 (dwarf2out_frame_debug_cfa_register): New.
8530 (dwarf2out_frame_debug_cfa_restore): New.
8531 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
8532 (dwarf2out_begin_epilogue): New.
8533 (dwarf2out_frame_debug_restore_state): New.
8534 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
8535 DW_CFA_restore_state.
8536 (output_cfi_directive): Likewise.
8537 (convert_cfa_to_fb_loc_list): Likewise.
8538 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
8539 * dwarf2out.h: Update.
8540 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
8541 (copy_insn_1): Early out for null.
8542 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
8543 and dwarf2out_frame_debug_restore_state.
8544 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
8545 (prologue_insn_hash, epilogue_insn_hash): New.
8546 (free_after_compilation): Adjust freeing accordingly.
8547 (record_insns): Create hash table if needed; push insns into
8548 hash instead of array.
8549 (maybe_copy_epilogue_insn): New.
8550 (contains): Search hash table instead of array.
8551 (sibcall_epilogue_contains): Remove.
8552 (thread_prologue_and_epilogue_insns): Split eh_return insns
8553 and mark them as epilogues.
8554 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
8555 scanning in terms of basic blocks.
8556 * insn-notes.def (CFA_RESTORE_STATE): New.
8557 * jump.c (returnjump_p_1): Accept EH_RETURN.
8558 (eh_returnjump_p_1, eh_returnjump_p): New.
8559 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
8560 CFA_REGISTER, CFA_RESTORE): New.
8561 * rtl.def (EH_RETURN): New.
8562 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
8564 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
8565 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
8567 * config/i386/i386.c (gen_push): Update cfa state.
8568 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
8569 add a CFA_ADJUST_CFA note.
8570 (ix86_dwarf_handle_frame_unspec): Remove.
8571 (ix86_expand_prologue): Update cfa state.
8572 (ix86_emit_restore_reg_using_pop): New.
8573 (ix86_emit_restore_regs_using_pop): New.
8574 (ix86_emit_leave): New.
8575 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
8576 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
8577 * config/i386/i386.h (struct machine_cfa_state): New.
8578 (ix86_cfa_state): New.
8579 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
8580 (eh_return_internal): Merge from eh_return_<mode>,
8581 use eh_return rtx, split w/ epilogue.
8583 2009-05-29 Ian Lance Taylor <iant@google.com>
8585 * builtins.c (validate_gimple_arglist): Don't use va_arg with
8587 * calls.c (emit_library_call_value_1): Likewise.
8589 * c-typeck.c (c_build_va_arg): New function.
8590 * c-tree.h (c_build_va_arg): Declare.
8591 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
8592 instead of build_va_arg.
8594 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
8596 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
8597 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
8598 (ptr_difference_cost): Use affine combinations to compute it.
8599 (difference_cost): Likewise.
8600 (get_computation_cost_at): Compute more accurate cost for addresses
8601 if the ratio is a multiplier allowed in addresses.
8602 For non-addresses, consider that an additional offset or symbol is
8605 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8607 * config/i386/i386.c (ix86_decompose_address): Avoid useless
8608 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
8610 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
8611 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
8612 (prefix_rex): For UNIT_MMX don't imply the prefix by default
8614 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
8615 to 1 for TYPE_SSE{IADD1,CVT1}.
8616 (prefix_vex_imm8): Removed.
8617 (length_vex): Only pass 1 as second argument to
8618 ix86_attr_length_vex_default if prefix_extra is 0.
8619 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
8620 (length): For prefix vex computation use length_immediate
8621 attribute instead of prefix_vex_imm8.
8622 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
8623 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
8624 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
8625 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
8626 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
8627 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
8628 a space in between the operands.
8629 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
8630 if one operand is 0xff and the other one si, di, bp or sp.
8631 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
8632 other one si, di, bp or sp.
8633 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
8634 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
8635 type and mode attributes.
8636 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
8637 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
8638 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
8639 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
8640 prefix_data16 attribute iff MODE_DF.
8641 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
8642 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
8643 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
8644 constm128_operand in length_immediate computation.
8645 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
8646 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
8647 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
8648 length_immediate attribute to 1.
8649 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
8650 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
8651 for certain alternatives.
8652 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
8653 prefix_data16 attribute if MODE_V1DF.
8654 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
8655 length_immediate to 1.
8656 (set_got_rex64, set_rip_rex64): Remove length attribute, set
8657 length_address to 4, set mode attribute to MODE_DI.
8658 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
8659 (fxam<mode>2_i387): Set length attribute to 4.
8660 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
8661 *prefetch_3dnow_rex): Override length_address attribute.
8662 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
8664 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
8665 (constm128_operand): Removed.
8666 * config/i386/i386.c (memory_address_length): For
8667 disp && !index && !base in 64-bit mode account for SIB byte if
8668 print_operand_address can't optimize disp32 into disp32(%rip)
8669 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
8670 for fs: or gs: segment.
8671 (ix86_attr_length_immediate_default): When checking if shortform
8672 is possible, truncate immediate to the length of the non-shortened
8674 (ix86_attr_length_address_default): Ignore MEM_P operands
8676 (ix86_attr_length_vex_default): Only check for DImode on
8677 GENERAL_REG_P operands.
8678 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
8679 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
8680 (sse_cvttps2pi): Clear prefix_rep attribute.
8681 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
8683 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
8684 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
8685 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
8686 iff operand 2 is const_int_operand.
8687 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
8688 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
8689 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
8691 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
8693 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
8694 prefix_data16 attribute for movlpd and movhpd instructions.
8695 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
8696 length_immediate for shufpd instruction.
8697 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
8698 (avx_cmpp<avxmodesuffixf2c><mode>3,
8699 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
8700 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
8701 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
8702 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
8703 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
8704 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
8705 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
8706 prefix_data16 attribute for the first alternative to 1.
8707 (*avx_loadlps): Override length_immediate for the first alternative.
8708 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
8709 attributes for second alternative.
8710 (*vec_concatv2sf_sse4_1): Override length_immediate and
8711 prefix_data16 attributes for second alternative.
8712 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
8713 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
8714 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
8715 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
8716 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
8717 prefix_data16 and length_immediate to 1.
8718 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
8720 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
8721 prefix_extra attribute for variants that don't have 0f prefix alone.
8722 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
8723 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
8724 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
8725 *sse4_1_pextrd): Set length_immediate to 1.
8726 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
8727 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
8729 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
8730 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
8731 length_immediate to 1 for second alternative.
8732 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
8733 prefix_extra and length_immediate attributes for the first
8735 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
8737 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
8738 to 1 for the first and third alternative.
8739 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
8741 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
8743 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
8745 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
8746 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
8747 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
8748 *avx_psign<mode>3): Set prefix_extra attribute to 1.
8749 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
8750 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
8751 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
8752 ssse3_psign<mode>3): Override prefix_rex attribute.
8753 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
8754 (ssse3_palignrti): Override length_immediate to 1.
8755 (ssse3_palignrdi): Override length_immediate to 1, override
8756 prefix_rex attribute.
8757 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
8758 (sse4a_extrqi): Override length_immediate to 2.
8759 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
8760 (sse4a_insertq): Override prefix_data16 to 0.
8761 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
8762 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
8763 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
8764 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
8765 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
8766 and length_immediate to 1.
8767 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
8768 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
8769 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
8770 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
8771 and length_immediate to 1.
8772 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
8773 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
8774 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
8775 avx_ptest256): Override prefix_extra to 1.
8776 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
8777 Override prefix_data16 and length_immediate to 1.
8778 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
8779 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
8780 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
8781 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
8782 prefix_data16 to 0 and prefix_extra to 2.
8783 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
8784 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
8786 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
8787 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
8788 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
8789 and prefix_extra to 2.
8790 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
8791 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
8792 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
8793 avx_vpermilvar<mode>3,
8794 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
8795 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
8796 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
8797 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
8798 Override prefix_extra to 1.
8799 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
8800 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
8801 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
8802 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
8803 prefix_extra and length_immediate to 1.
8804 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
8806 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
8807 to 1 for the first alternative.
8808 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
8809 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
8811 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
8812 *movv2sf_internal_avx, *movv2sf_internal): Override
8813 prefix_rep attribute for certain alternatives.
8814 (*mov<mode>_internal): Override prefix_rep or prefix_data16
8815 attributes for certain alternatives.
8816 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
8817 attributes for certain alternatives.
8818 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
8819 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
8820 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
8821 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
8822 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
8823 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
8824 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
8825 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
8826 length_immediate to 1 if operand 2 is const_int_operand.
8827 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
8828 *vec_extractv2si_1): Set length_immediate attribute to 1.
8829 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
8830 using old 3DNOW insn rather than SSE/3DNOW_A.
8831 (mmx_emms, mmx_femms): Clear modrm attribute.
8833 2009-05-29 Martin Jambor <mjambor@suse.cz>
8835 * tree-sra.c: New implementation of SRA.
8837 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
8838 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
8839 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
8840 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
8841 (SRA_MAX_STRUCTURE_COUNT): Removed.
8842 (SRA_FIELD_STRUCTURE_RATIO): Removed.
8843 * doc/invoke.texi (sra-max-structure-size): Removed.
8844 (sra-field-structure-ratio): Removed.
8846 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8849 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
8852 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
8854 PR rtl-optimization/40101
8855 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
8856 seqno. Adjust comment.
8857 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
8858 inserting bookkeeping before a jump, the jump is not scheduled.
8859 When no positive seqno found, provide a value. Add comment.
8861 2009-05-29 Richard Guenther <rguenther@suse.de>
8863 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
8864 short-cutting on the first component.
8866 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8869 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
8870 for trees other than decls/types.
8872 2009-05-29 Richard Guenther <rguenther@suse.de>
8874 * tree-ssa-operands.c (get_expr_operands): Do not handle
8875 INDIRECT_REFs in the handled-component case. Remove
8876 unused get_ref_base_and_extent case.
8877 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
8878 tree_low_cst and host_integerp where possible.
8879 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
8880 codes for equivalence.
8881 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
8883 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
8885 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
8886 to tmake_file for i[34567]86-*-cygwin*.
8888 2009-05-29 Jakub Jelinek <jakub@redhat.com>
8891 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
8892 (altivec_categorize_keyword, init_vector_keywords,
8893 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
8896 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
8898 * tree.c (handle_dll_attribute): Check if node is
8899 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
8901 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
8903 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
8905 (thumb2_zero_extendqidi2): Likewise.
8907 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
8909 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
8910 instead of gen_movrt.
8911 * config/sh/sh.md (movrt): Remove.
8913 2009-05-28 Steve Ellcey <sje@cup.hp.com>
8915 * doc/invoke.texi (IA-64 Options):
8916 Add -msdata, -mfused-madd, -mno-inline-float-divide,
8917 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
8918 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
8919 -msched-prefer-non-control-spec-insns,
8920 -msched-stop-bits-after-every-cycle,
8921 -msched-count-spec-in-critical-path,
8922 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
8923 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
8924 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
8925 and -msched-spec-verbose.
8927 2009-05-28 Joseph Myers <joseph@codesourcery.com>
8929 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
8930 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
8932 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
8934 2009-05-28 Richard Guenther <rguenther@suse.de>
8936 * tree-ssa-alias.c (ao_ref_init): New function.
8937 (ao_ref_base): Likewise.
8938 (ao_ref_base_alias_set): Likewise.
8939 (ao_ref_alias_set): Likewise.
8940 (refs_may_alias_p_1): Change signature.
8941 (refs_may_alias_p): Adjust.
8942 (refs_anti_dependent_p): Likewise.
8943 (refs_output_dependent_p): Likewise.
8944 (call_may_clobber_ref_p_1): Change signature.
8945 (call_may_clobber_ref_p): Adjust.
8946 (stmt_may_clobber_ref_p_1): New function split out from ...
8947 (stmt_may_clobber_ref_p): ... here.
8948 (maybe_skip_until): Adjust signature.
8949 (get_continuation_for_phi): Likewise.
8950 (walk_non_aliased_vuses): Likewise.
8951 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8952 (ao_ref_init): Declare.
8953 (ao_ref_base): Likewise.
8954 (ao_ref_alias_set): Likewise.
8955 (stmt_may_clobber_ref_p_1): Likewise.
8956 (walk_non_aliased_vuses): Adjust.
8957 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8958 (get_ref_from_reference_ops): remove.
8959 (vn_reference_lookup_2): Adjust signature.
8960 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8961 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8962 (vn_reference_lookup): Adjust.
8963 (vn_reference_insert): Likewise.
8964 (vn_reference_insert_pieces): Adjust signature.
8965 (visit_reference_op_call): Adjust.
8966 * tree-ssa-pre.c (get_expr_type): Simplify.
8967 (phi_translate_1): Adjust.
8968 (compute_avail): Likewise.
8969 (translate_vuse_through_block): Do not re-build trees.
8970 (value_dies_in_block_x): Likewise.
8971 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8973 (vn_reference_lookup_pieces): Adjust declaration.
8974 (vn_reference_insert_pieces): Likewise.
8976 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8978 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8979 with checking disabled.
8981 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8985 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8986 macro definition for support of three-operand format aligned
8987 .comm directive in assembler on cygwin/pe/mingw target OS.
8988 * configure: Regenerate.
8989 * config.h: Regenerate.
8991 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8992 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8993 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8995 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8996 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8998 2009-05-28 Ira Rosen <irar@il.ibm.com>
9000 PR tree-optimization/40254
9001 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
9002 in analysis of basic blocks.
9004 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
9007 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
9008 * target-def.h (TARGET_CONST_ANCHOR): New macro.
9009 (TARGET_INITIALIZER): Use it.
9010 * cse.c (CHEAPER): Move it up to the other macros.
9011 (insert): Rename this ...
9012 (insert_with_costs): ... to this. Add cost parameters. Update
9014 (insert): New function. Call insert_with_costs.
9015 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
9016 find_reg_offset_for_const, try_const_anchors): New functions.
9017 (cse_insn): Call try_const_anchors. Adjust cost of src_related
9018 when using a const-anchor. Call insert_const_anchors.
9019 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
9020 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
9022 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
9024 * tree-inline.c (remap_decls): Enable nonlocalized variables
9025 when not optimizing.
9027 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
9029 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
9030 Simplify other tests involving optimize.
9032 2009-05-27 Tom Tromey <tromey@redhat.com>
9034 * unwind-dw2.c (_Unwind_DebugHook): New function.
9035 (uw_install_context): Call _Unwind_DebugHook.
9037 2009-05-27 Tom Tromey <tromey@redhat.com>
9039 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
9041 2009-05-27 Ian Lance Taylor <iant@google.com>
9043 * Makefile.in (LINKER, LINKER_FLAGS): Define.
9044 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
9045 (ALL_LINKERFLAGS): Define.
9046 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
9047 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
9048 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
9049 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
9050 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
9051 $(LINKER_FOR_BUILD).
9052 (build/gcov-iov$(build_exeext)): Likewise.
9054 2009-05-27 Julian Brown <julian@codesourcery.com>
9056 * gcse.c (target.h): Include.
9057 (can_assign_to_reg_without_clobbers_p): Check that the target allows
9058 copy of argument to a pseudo register.
9060 2009-05-27 Diego Novillo <dnovillo@google.com>
9062 * tree-ssa-live.c (dump_scope_block): Document arguments.
9063 (dump_scope_blocks): Document.
9064 (debug_scope_blocks): New.
9065 * tree-flow.h (debug_scope_blocks): Declare.
9067 2009-05-21 Denis Chertykov <denisc@overta.ru>
9069 * doc/contrib.texi (Contributors): Add myself to the list.
9071 2009-05-27 Olivier Hainque <hainque@adacore.com>
9073 * expr.c (target_align): New function. Alignment the TARGET of an
9074 assignment may be assume to have.
9075 (highest_pow2_factor_for_target): Use it instead of relying on
9076 immediate tree attributes of TARGET, not necessarily honored when
9077 intermediate bitfields are involved.
9079 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
9082 * config/i386/driver-i386.c (host_detect_local_cpu): Support
9083 AVX, SSE4, AES, PCLMUL and POPCNT.
9085 2009-05-27 Diego Novillo <dnovillo@google.com>
9087 * tree-pretty-print.c (dump_location): New.
9088 (dump_generic_node): Call it.
9089 Factor code to handle BLOCK nodes ...
9090 (dump_block_node): ... here.
9092 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
9094 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
9096 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
9098 * gcc-plugin.h: Include config.h and system.h.
9099 (IN_GCC): Define if not defined.
9101 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
9104 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
9107 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
9109 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
9111 * config/m32r/m32r.h: Ditto.
9112 * config/m32r/m32r.md: Ditto.
9113 * config/m32r/predicates.md: Ditto.
9115 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
9117 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
9119 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
9122 (Loading plugins): typo.
9123 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
9124 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
9125 (Interacting with the GCC Garbage Collector): Added new section.
9126 (Giving information about a plugin): Added new section for
9128 * ggc.h (ggc_register_root_tab): Added declaration.
9129 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
9130 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
9131 (register_callback): Improved comment in declaration.
9132 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
9133 (extra_root_vec) Added static variable for dynamic roots registration.
9134 (ggc_register_root_tab) Added new routine.
9135 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
9136 PLUGIN_GGC_MARKING event.
9137 * ggc-zone.c: Include plugin.h.
9138 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
9139 * ggc-page.c: Include plugin.h.
9140 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
9141 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
9142 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
9143 (register_callback): check lack of callbacks for
9144 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
9145 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
9146 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
9147 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
9148 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
9149 dependency on plugin.h.
9150 (plugin.o): Added dependency on ggc.h...
9152 2009-05-26 Richard Guenther <rguenther@suse.de>
9156 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9157 with mismatched comparison modes.
9159 * expr.c (expand_expr_real_1): Expand the operand of a
9160 VIEW_CONVERT_EXPR in its natural mode.
9162 2009-05-26 Ian Lance Taylor <iant@google.com>
9164 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
9165 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
9166 (ALL_COMPILERFLAGS): Define.
9167 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
9168 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
9169 (collect2$(exeext), collect2.o): Likewise.
9170 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
9171 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
9172 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
9173 (libbackend.o, intl.o, cppdefault.o): Likewise.
9174 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
9175 (build/%.o): Use $(COMPILER_FOR_BUILD).
9176 (build/gen%$(build_exeext)): Likewise.
9177 (build/gcov-iov$(build_exeext)): LIkewise.
9178 * config/t-darwin (darwin.o): Use $(COMPILER).
9179 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
9180 * config/t-sol2 (sol2-c.o): Likewise.
9182 * config/t-vxworks (vxworks.o): Likewise.
9183 * config/x-darwin (host-darwin.o): Likewise.
9184 * config/x-hpux (host-hpux.o): Likewise.
9185 * config/x-linux (host-linux.o): Likewise.
9186 * config/x-solaris (host-solaris.o): Likewise.
9187 * config/alpha/x-alpha (driver-alpha.o): Likewise.
9188 * config/arm/t-arm (arm-c.o): Likewise.
9189 * config/arm/t-pe (pe.o): Likewise.
9190 * config/arm/t-wince-pe (pe.o): Likewise.
9191 * config/i386/t-cygming (winnt.o): Likewise.
9192 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
9193 * config/i386/t-cygwin (cygwin1.o): Likewise.
9194 (cygwin2.o): Likewise.
9195 * config/i386/t-i386 (i386-c.o): Likewise.
9196 * config/i386/t-interix (winnt.o): Likewise.
9197 * config/i386/t-netware (netware.o): Likewise.
9198 * config/i386/t-nwld (nwld.o): Likewise.
9199 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
9200 * config/i386/x-i386 (driver-i386.o): Likewise.
9201 * config/i386/x-cygwin (host-cygwin.o): Likewise.
9202 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
9203 * config/ia64/t-ia64 (ia64-c.o): Likewise.
9204 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
9205 * config/mips/x-native (driver-native.o): Likewise.
9206 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
9207 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
9208 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
9209 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
9210 * config/score/t-score-elf (score7.o): Likewise.
9211 (score3.o): Likewise.
9212 * config/sh/t-sh (sh-c.o): Likewise.
9213 * config/sh/t-symbian (sh-c.o): Likewise.
9214 (symbian.o): Likewise.
9215 * config/spu/t-spu-elf (spu-c.o): Likewise.
9216 * config/v850/t-v850 (v850-c.o): Likewise.
9217 * config/v850/t-v850e (v850-c.o): Likewise.
9219 2009-05-26 Richard Guenther <rguenther@suse.de>
9221 PR tree-optimization/40122
9222 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
9223 VECTOR_CSTs if possible.
9224 (fold_gimple_assign): Likewise.
9226 2009-05-26 Richard Guenther <rguenther@suse.de>
9229 * fold-const.c (fold_binary): Use the correct types for building
9232 2009-05-26 Richard Guenther <rguenther@suse.de>
9234 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
9235 redundant calls to merge_alias_info.
9236 (bump_vector_ptr): Likewise.
9237 * tree-ssa-copy.c (merge_alias_info): Remove.
9238 (replace_exp_1): Remove call to merge_alias_info.
9239 (propagate_tree_value): Likewise.
9240 (fini_copy_prop): Propagate points-to info.
9241 * tree-flow.h (merge_alias_info): Remove.
9243 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9245 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
9247 2009-05-25 Jan Hubicka <jh@suse.cz>
9249 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9250 * cgraph.h (struct inline_summary): New filed self_wize,
9251 size_inlining_benefit, self_time and time_inlining_benefit.
9252 (struct cgraph_global_info): Replace insns by time ans size fields.
9253 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9254 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9255 (ipcp_update_callgraph): Do not touch function bodies.
9256 * ipa-inline.c: Include except.h
9257 (MAX_TIME): New constant.
9258 (overall_insns): Remove.
9260 (overall_size, max_benefit): New static variables.
9261 (cgraph_estimate_time_after_inlining): New function.
9262 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9263 (cgraph_clone_inlined_nodes): Update size.
9264 (cgraph_mark_inline_edge): Update size.
9265 (cgraph_estimate_growth): Use size info.
9266 (cgraph_check_inline_limits): Check size.
9267 (cgraph_default_inline_p): Likewise.
9268 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9269 (cgraph_decide_recursive_inlining): Check size.
9270 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9272 (cgraph_decide_inlining): Likewise.
9273 (cgraph_decide_inlining_incrementally): Likewise; honor
9274 PARAM_EARLY_INLINING_INSNS.
9275 (likely_eliminated_by_inlining_p): New predicate.
9276 (estimate_function_body_sizes): New function.
9277 (compute_inline_parameters): Use it.
9278 * except.c (must_not_throw_labels): New function.
9279 * except.h (must_not_throw_labels): Declare.
9280 * tree-inline.c (init_inline_once): Kill inlining_weigths
9281 * tree-ssa-structalias.c: Avoid uninitialized warning.
9282 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9283 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9284 (PARAM_INLINE_CALL_COST): Remove.
9285 (PARAM_EARLY_INLINING_INSNS): New.
9287 2009-05-25 Richard Guenther <rguenther@suse.de>
9289 PR tree-optimization/36327
9290 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
9291 callback for reference translation or lookup at the point of may-defs.
9292 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
9293 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
9294 for union COMPONENT_REFs.
9295 (vn_reference_lookup_3): New callback. Lookup from memset
9296 and CONSTRUCTOR assignment, translate through struct copies.
9297 (vn_reference_lookup_pieces): Make sure to not free the
9298 passed operands array. Adjust walk_non_aliased_vuses call.
9299 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
9300 make sure we do not leak memory.
9302 2009-05-25 Richard Guenther <rguenther@suse.de>
9304 * tree-ssa-alias.h (dump_points_to_solution): Declare.
9305 * tree-inline.c (expand_call_inline): Reset the escaped and
9307 * tree-ssa-structalias.c (pass_build_ealias): New.
9308 * tree-pass.h (pass_build_ealias): Declare.
9309 * passes.c (init_optimization_passes): Add PTA during
9310 early optimizations.
9311 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
9312 and CALLUSED solutions.
9313 (dump_points_to_solution): New function, split out from ...
9314 (dump_points_to_info_for): ... here.
9315 * tree-parloops.c (parallelize_loops): Reset the escaped and
9318 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9321 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
9322 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
9324 2009-05-25 Ira Rosen <irar@il.ibm.com>
9326 PR tree-optimization/40238
9327 * tree-vect-stmts.c (vect_init_vector): Insert initialization
9328 statements after basic block's labels.
9329 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
9330 to free the allocated memory.
9332 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
9334 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
9335 return address with a USE.
9337 2009-05-24 Richard Guenther <rguenther@suse.de>
9340 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
9341 array type from the main variant of the inner type.
9343 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9345 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
9346 definition to bool (from int) to un-break build.
9347 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
9349 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
9351 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
9352 discard_stmt_changes): Delete.
9353 * tree-ssa-operands.c (scb_stack): Delete.
9354 (init_ssa_operands): Do not initialize it.
9355 (fini_ssa_operands): Do not free it.
9356 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
9358 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
9359 update_stmt, remove the others. Fix comments.
9360 * tree-dfa.c (optimize_stack_restore): Likewise.
9361 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
9362 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
9363 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
9364 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
9366 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
9367 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
9368 (dom_opt_finalize_block): Likewise, adjusting access to
9370 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
9371 (stmts_to_rescan): Change item type to gimple.
9372 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
9374 2009-05-24 Ira Rosen <irar@il.ibm.com>
9376 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
9377 * tree-pass.h (pass_slp_vectorize): New pass.
9378 * params.h (SLP_MAX_INSNS_IN_BB): Define.
9379 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
9380 * tree-vectorizer.c (timevar.h): Include.
9381 (user_vect_verbosity_level): Declare.
9382 (vect_location): Fix comment.
9383 (vect_set_verbosity_level): Update user_vect_verbosity_level
9384 instead of vect_verbosity_level.
9385 (vect_set_dump_settings): Add an argument. Ignore user defined
9386 verbosity if dump flags require higher level of verbosity. Print to
9387 stderr only for loop vectorization.
9388 (vectorize_loops): Update call to vect_set_dump_settings.
9389 (execute_vect_slp): New function.
9390 (gate_vect_slp): Likewise.
9391 (struct gimple_opt_pass pass_slp_vectorize): New.
9392 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
9394 (vec_info_for_bb): New function.
9395 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
9396 (VECTORIZATION_ENABLED): New macro.
9397 (SLP_ENABLED, SLP_DISABLED): Likewise.
9398 (vect_is_simple_use): Add bb_vec_info argument.
9399 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
9400 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
9401 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
9402 vect_schedule_slp, vect_analyze_slp): Likewise.
9403 (vect_analyze_stmt): Add slp_tree argument.
9404 (find_bb_location): Declare.
9405 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
9406 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
9407 (vect_analyze_loop_operations, vect_analyze_loop,
9408 get_initial_def_for_induction, vect_create_epilog_for_reduction,
9409 vect_finalize_reduction, vectorizable_reduction,
9410 vectorizable_live_operation, vect_transform_loop): Likewise.
9411 * tree-data-ref.c (dr_analyze_innermost): Update comment,
9412 skip evolution analysis if analyzing a basic block.
9413 (dr_analyze_indices): Likewise.
9414 (initialize_data_dependence_relation): Skip the test whether the
9415 object is invariant for basic blocks.
9416 (compute_all_dependences): Skip dependence analysis for data
9417 references in basic blocks.
9418 (find_data_references_in_stmt): Don't fail in case of invariant
9419 access in basic block.
9420 (find_data_references_in_bb): New function.
9421 (find_data_references_in_loop): Move code to
9422 find_data_references_in_bb and add a call to it.
9423 (compute_data_dependences_for_bb): New function.
9424 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
9425 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
9427 (vect_analyze_data_ref_dependence): Check for interleaving in case of
9428 unknown dependence in basic block and fail in case of dependence in
9430 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
9431 dependence instances from either loop or basic block vectorization
9433 (vect_compute_data_ref_alignment): Check if it is loop vectorization
9434 before calling nested_in_vect_loop_p.
9435 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
9436 dependence instances from either loop or basic block vectorization
9438 (vect_verify_datarefs_alignment): Likewise.
9439 (vect_enhance_data_refs_alignment): Adjust function calls.
9440 (vect_analyze_data_refs_alignment): Likewise.
9441 (vect_analyze_group_access): Fix printing. Skip different checks if
9442 DR_STEP is 0. Keep strided stores either in loop or basic block
9443 vectorization data structure. Fix indentation.
9444 (vect_analyze_data_ref_access): Fix comments, allow zero step in
9446 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
9447 dependence instances from either loop or basic block vectorization
9449 (vect_analyze_data_refs): Update comment. Call
9450 compute_data_dependences_for_bb to analyze basic blocks.
9451 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
9452 case of loop vectorization. In case of basic block vectorization use
9453 data-ref itself as a base.
9454 (vect_create_data_ref_ptr): In case of basic block vectorization:
9455 don't advance the pointer, add new statements before the current
9456 statement. Adjust function calls.
9457 (vect_supportable_dr_alignment): Support only aligned accesses in
9458 basic block vectorization.
9459 * common.opt (ftree-slp-vectorize): New flag.
9460 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
9461 (vect_pattern_recog_1): Likewise.
9462 * tree-vect-stmts.c (process_use): Likewise.
9463 (vect_init_vector): Add new statements in the beginning of the basic
9464 block in case of basic block SLP.
9465 (vect_get_vec_def_for_operand): Adjust function calls.
9466 (vect_finish_stmt_generation): Likewise.
9467 (vectorizable_call): Add assert that it is loop vectorization, adjust
9469 (vectorizable_conversion, vectorizable_assignment): Likewise.
9470 (vectorizable_operation): In case of basic block SLP, take
9471 vectorization factor from statement's type and skip the relevance
9472 check. Adjust function calls.
9473 (vectorizable_type_demotion): Add assert that it is loop
9474 vectorization, adjust function calls.
9475 (vectorizable_type_promotion): Likewise.
9476 (vectorizable_store): Check for outer loop only in case of loop
9477 vectorization. Adjust function calls. For basic blocks, skip the
9478 relevance check and don't advance pointers.
9479 (vectorizable_load): Likewise.
9480 (vectorizable_condition): Add assert that it is loop vectorization,
9481 adjust function calls.
9482 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
9483 that it is not reduction, get vector type, call only supported
9484 functions, skip loop specific parts.
9485 (vect_transform_stmt): Check for outer loop only in case of loop
9487 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
9488 (vect_is_simple_use): Fix comment, add new argument, fix conditions
9489 for external definition.
9490 * passes.c (pass_slp_vectorize): New pass.
9491 * tree-vect-slp.c (find_bb_location): New function.
9492 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
9493 check for patterns only in loops.
9494 (vect_build_slp_tree): Add argument, adjust function calls, fail in
9495 case of multiple types in basic block SLP.
9496 (vect_mark_slp_stmts_relevant): New function.
9497 (vect_supported_load_permutation_p): Fix comment.
9498 (vect_analyze_slp_instance): Add argument. In case of basic block
9499 SLP, take vectorization factor from statement's type, check that
9500 unrolling factor is 1. Adjust function call. Save SLP instance in
9501 either loop or basic block vectorization structure. Return FALSE,
9503 (vect_analyze_slp): Add argument. Get strided stores groups from
9504 either loop or basic block vectorization structure. Return FALSE
9505 if basic block SLP failed.
9506 (new_bb_vec_info): New function.
9507 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
9508 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
9509 (vect_schedule_slp): Add argument. Get SLP instances from either
9510 loop or basic block vectorization structure. Set vectorization factor
9511 to be 1 for basic block SLP.
9512 (vect_slp_transform_bb): New function.
9513 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
9515 2009-05-23 Mark Mitchell <mark@codesourcery.com>
9517 * final.c (shorten_branches): Do not align labels for jump tables.
9518 (final_scan_insn): Use JUMP_TABLE_DATA_P.
9520 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
9522 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
9523 Remove outdated reference to flow.c and fix nits.
9524 * doc/gccint.texi: Tweak RTL description.
9525 * doc/rtl.texi: Likewise.
9527 2009-05-23 Denis Chertykov <chertykov@gmail.com>
9529 * config/avr/avr.c: Change my email address.
9530 * config/avr/avr.h: Likewise.
9531 * config/avr/avr.md: Likewise.
9532 * config/avr/avr-protos.h: Likewise.
9533 * config/avr/libgcc.S: Likewise.
9535 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
9537 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
9538 (spu_split_load, spu_split_store): Change return type to int.
9539 (spu_split_convert): Declare.
9540 * config/spu/predicates.md (spu_mem_operand): Remove.
9541 (spu_mov_operand): Update.
9542 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
9543 * config/spu/spu.c (regno_aligned_for_load): Remove.
9544 (reg_aligned_for_addr, spu_expand_load): Define.
9545 (spu_expand_extv): Reimplement and handle MEM.
9546 (spu_expand_insv): Handle MEM.
9547 (spu_sched_reorder): Handle insn's with length 0.
9548 (spu_legitimate_address_p): Reimplement.
9549 (store_with_one_insn_p): Return TRUE for any mode with size
9550 larger than 16 bytes.
9551 (address_needs_split): Define.
9552 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
9554 (spu_convert_move): Define.
9555 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
9556 (spu_split_store): Change all MEM's to TImode.
9557 (spu_init_expanders): Preallocate registers that correspond to
9558 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
9560 (spu_split_convert): Define.
9561 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
9562 (_move<mode>, _movdi, _movti): Update predicate and condition.
9563 (load, store): Change to define_split.
9564 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
9566 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
9567 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
9568 define_insn_and_split of lshr<mode>3.
9569 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
9570 (<v>ashr<mode>3_imm): Define.
9571 (extv, extzv, insv): Allow MEM operands.
9572 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
9573 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
9574 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
9575 (_spu_convert2): Change to define_insn_and_split and remove the
9576 corresponding define_peephole2.
9577 (stack_protect_set, stack_protect_test, stack_protect_test_si):
9578 Change predicates to memory_operand.
9580 2009-05-22 Mark Mitchell <mark@codesourcery.com>
9582 * config/arm/thumb2.md: Add 16-bit multiply instructions.
9584 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9586 PR tree-optimization/40219
9587 * tree.c (iterative_hash_expr): Make sure the builtin function is
9588 a normal builtin function and not a front end or back end builtin
9589 before indexing into the built_in_decls array.
9591 2009-05-22 Richard Guenther <rguenther@suse.de>
9594 * alias.c (write_dependence_p): Do not use TBAA for answering
9595 anti-dependence or output-dependence.
9596 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
9597 (emit_pointer_definition): Remove.
9598 (emit_alias_warning): Likewise.
9599 (find_what_var_points_to): Remove TBAA pruning code.
9600 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
9602 (compute_points_to_sets): Remove code computing the set of
9603 dereferenced pointers.
9604 * tree-data-ref.c (dr_may_alias_p): Properly use the split
9605 oracle for querying anti and output dependencies.
9606 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
9607 if TBAA may be applied.
9608 (refs_anti_dependent_p): New function.
9609 (refs_output_dependent_p): Likewise.
9610 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
9611 (refs_output_dependent_p): Likewise.
9612 * doc/tree-ssa.texi (Memory model): New section.
9613 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
9614 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
9615 * cfgexpand.c (expand_gimple_basic_block): Do not handle
9616 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
9617 * expr.c (expand_expr_real_1): Likewise.
9618 * gimple-low.c (lower_stmt): Likewise.
9619 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
9620 (dump_gimple_cdt): Remove.
9621 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
9622 (gimple_size): Likewise.
9623 (walk_gimple_op): Likewise.
9624 (is_gimple_stmt): Likewise.
9625 (walk_stmt_load_store_addr_ops): Likewise.
9626 (gimple_build_cdt): Remove.
9627 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
9628 * gimple.h (gimple_cdt_new_type): Remove.
9629 (gimple_cdt_new_type_ptr): Likewise.
9630 (gimple_cdt_set_new_type): Likewise.
9631 (gimple_cdt_location): Likewise.
9632 (gimple_cdt_location_ptr): Likewise.
9633 (gimple_cdt_set_location): Likewise.
9634 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
9635 * tree-cfg.c (remove_useless_stmts_1): Do not handle
9636 GIMPLE_CHANGE_DYNAMIC_TYPE.
9637 (verify_types_in_gimple_stmt): Likewise.
9638 * tree-inline.c (estimate_num_insns): Likewise.
9639 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
9640 (copy_decl_to_var): Likewise.
9641 (copy_result_decl_to_var): Likewise.
9642 * tree-pretty-print.c (dump_generic_node): Do not handle
9643 CHANGE_DYNAMIC_TYPE_EXPR.
9644 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9645 * tree-ssa-operands.c (get_expr_operands): Likewise.
9646 * tree-ssa-structalias.c (struct variable_info): Remove
9647 no_tbaa_pruning member.
9648 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
9649 (unify_nodes): Do not copy it.
9650 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
9651 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
9652 (set_uids_in_ptset): Do not check it.
9653 (find_what_var_points_to): Likewise.
9654 (compute_tbaa_pruning): Remove.
9655 (compute_points_to_sets): Do not call it.
9656 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
9657 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
9658 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
9659 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
9660 (DECL_NO_TBAA_P): Likewise.
9661 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
9662 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
9663 (expand_omp_atomic_pipeline): Do not set it.
9664 * print-tree.c (print_node): Do not dump it.
9665 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
9668 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
9671 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
9674 2009-05-22 Mark Mitchell <mark@codesourcery.com>
9676 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
9679 2009-05-22 Ben Elliston <bje@au.ibm.com>
9681 * Makefile.in (bversion.h, s-bversion): New targets.
9682 (TOPLEV_H): Add bversion.h.
9683 * toplev.h: Include "bversion.h".
9684 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
9685 the __format__ attribute only if compiling with the same version
9686 of GCC as the sources (the "build version").
9688 2009-05-22 Ben Elliston <bje@au.ibm.com>
9690 * c-format.c (handle_format_attribute): Fix comment typo.
9692 2009-05-21 Steve Ellcey <sje@cup.hp.com>
9695 * config/ia64/ia64.opt (mfused-madd): New.
9696 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
9697 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
9698 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
9699 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
9700 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
9701 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
9702 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
9703 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
9704 instruction if !TARGET_FUSED_MADD.
9705 (fpma, fpms): Remove colon from name.
9707 2009-05-22 Richard Guenther <rguenther@suse.de>
9709 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
9710 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
9711 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
9713 (create_expression_by_pieces): Only convert if necessary.
9714 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
9715 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
9717 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
9719 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
9720 regular pattern from a template and rename it ...
9721 (*extzv_truncsi_exts): ... to this.
9723 2009-05-21 Richard Guenther <rguenther@suse.de>
9725 * cgraph.h (struct cgraph_node): Remove inline_decl member.
9726 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
9727 (cgraph_default_inline_p): Likewise.
9728 (cgraph_decide_inlining_incrementally): Likewise.
9730 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
9731 Uros Bizjak <ubizjak@gmail.com>
9733 * config/i386/cpuid.h (bit_MOVBE): New.
9735 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
9737 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
9738 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
9739 (ix86_handle_option): Handle OPT_mmovbe.
9740 (ix86_target_string): Add -mmovbe.
9741 (pta_flags): Add PTA_MOVBE.
9742 (processor_alias_table): Add PTA_MOVBE to "atom".
9743 (override_options): Handle PTA_MOVBE.
9745 * config/i386/i386.h (TARGET_MOVBE): New.
9747 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
9748 (*bswapsi_movbe): New.
9749 (*bswapdi_movbe): Likewise.
9750 (bswapdi2): Renamed to ...
9752 (bswapdi2): New expander.
9754 * config/i386/i386.opt (mmovbe): New.
9756 * doc/invoke.texi: Document -mmovbe.
9758 2009-05-21 Taras Glek <tglek@mozilla.com>
9760 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
9761 * gcc-plugin.h (plugin_init): Updated signature.
9762 * gcc-plugin.h (plugin_name_args): Moved to this header.
9763 * doc/plugins.texi (plugin_init): Updated documention to reflect
9765 * doc/plugins.texi (plugin_name_args): Added to documention.
9767 2009-05-21 Mark Mitchell <mark@codesourcery.com>
9769 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
9770 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
9772 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
9774 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
9775 JUMP_TABLE_DATA_P predicates where applicable.
9776 * config/i386/predicates.md: Ditto.
9777 * config/i386/sse.md: Ditto.
9779 2009-05-21 Jakub Jelinek <jakub@redhat.com>
9781 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
9782 operand2 -128 override length_immediate attribute to 1.
9783 * config/i386/predicates.md (constm128_operand): New predicate.
9785 * config/i386/i386.c (memory_address_length): Handle %r12
9786 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
9788 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
9789 mode look through optional ZERO_EXTEND and SUBREG.
9790 * config/i386/i386.md (R12_REG): New define_constant.
9791 (prefix_data16): For sse unit set also for MODE_TI insns.
9792 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
9793 insns set if operand 1 is ext_QIreg_operand.
9794 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
9795 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
9797 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
9798 mode from MODE_DI to MODE_SI.
9799 (movdi_1_rex64): Override modrm and length_immediate attributes
9800 only for movabs (TYPE_IMOV, alternative 2).
9801 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
9802 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
9803 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
9804 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
9805 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
9806 prefix_rex attribute if DImode.
9807 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
9808 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9809 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
9810 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
9811 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
9812 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
9813 Likewise. For TYPE_IMOV clear length_immediate attribute.
9814 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
9815 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
9816 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
9817 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9818 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
9819 or one operand TYPE_ISHIFT.
9820 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
9821 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
9822 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
9823 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
9824 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
9825 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
9826 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
9827 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
9828 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
9829 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
9830 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
9831 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
9832 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
9833 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
9834 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
9835 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
9836 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
9837 set mode attribute, don't override length attribute.
9838 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
9840 (return_internal_long): Set length attribute to 2 instead of 1.
9841 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
9842 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
9843 prefix_rex attribute.
9844 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
9846 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
9848 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9850 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
9852 2009-05-20 Ian Lance Taylor <iant@google.com>
9854 * tree.c (build_tree_list_vec_stat): New function.
9855 (ctor_to_vec): New function.
9856 (build_nt_call_vec): New function.
9857 (build_call_array): Change args to be a const pointer.
9858 (build_call_vec): New function.
9859 * tree.h (build_nt_call_vec): Declare.
9860 (build_tree_list_vec_stat): Declare.
9861 (build_tree_list_vec): Define.
9862 (build_call_array): Update declaration.
9863 (build_call_vec): Declare.
9864 (ctor_to_vec): Declare.
9865 * c-common.c (tree_vector_cache): New static variable.
9866 (make_tree_vector): New function.
9867 (release_tree_vector): New function.
9868 (make_tree_vector_single): New function.
9869 (make_tree_vector_copy): New function.
9870 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
9871 (make_tree_vector_single, make_tree_vector_copy): Declare.
9872 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
9873 (c_parser_expr_list): Don't manage cache here, instead call
9875 (c_parser_release_expr_list): Remove static function.
9876 (c_parser_vec_to_tree_list): Remove static function.
9877 (c_parser_attributes): Call build_tree_list_vec instead of
9878 c_parser_vec_to_tree_list. Call release_tree_vector instead of
9879 c_parser_release_expr_list.
9880 (c_parser_postfix_expression_after_primary): Likewise.
9881 (c_parser_objc_keywordexpr): Likewise.
9883 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
9885 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
9886 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
9887 TARGET_CONVERT_TO_TYPE.
9888 * hooks.c (hook_tree_const_tree_null): Define.
9889 * hooks.h (hook_tree_const_tree_null): Declare.
9890 * target.h (struct gcc_target): Add invalid_parameter_type,
9891 invalid_return_type, promoted_type, and convert_to_type fields.
9892 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
9893 (TARGET_INVALID_RETURN_TYPE): Define.
9894 (TARGET_PROMOTED_TYPE): Define.
9895 (TARGET_CONVERT_TO_TYPE): Define.
9896 (TARGET_INITIALIZER): Update for new fields.
9897 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
9898 (grokparms): Check targetm.invalid_parameter_type.
9899 * c-typeck.c (default_conversion): Check targetm.promoted_type.
9900 * c-convert.c (convert): Check targetm.convert_to_type.
9902 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
9904 * config/mips/mips.md (*extenddi_truncate<mode>,
9905 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
9907 (*extendhi_truncateqi): New define_insn_and_sptit.
9909 2009-05-20 Jakub Jelinek <jakub@redhat.com>
9912 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
9913 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
9915 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
9917 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
9918 the operand of VIEW_CONVERT_EXPR.
9920 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
9922 * config/i386/driver-i386.c (host_detect_local_cpu): Check
9923 extended family and model for Intel processors. Support Intel Atom.
9925 2009-05-20 Olivier Hainque <hainque@adacore.com>
9927 * gstab.h (stab_code_type): Define, to be used instead of the
9928 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
9930 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
9931 occurrences by stab_code_type.
9932 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
9934 2009-05-20 Martin Jambor <mjambor@suse.cz>
9936 * tree-flow.h (insert_edge_copies_seq): Undeclare.
9937 (sra_insert_before): Likewise.
9938 (sra_insert_after): Likewise.
9939 (sra_init_cache): Likewise.
9940 (sra_type_can_be_decomposed_p): Likewise.
9941 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
9942 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
9943 (sra_insert_before): Likewise.
9944 (sra_insert_after): Likewise.
9945 (sra_init_cache): Likewise.
9946 (insert_edge_copies_seq): Made static and moved upwards.
9948 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
9951 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9953 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9954 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9957 2009-05-20 Richard Guenther <rguenther@suse.de>
9959 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9960 with mismatched comparison modes.
9962 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9964 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9965 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9966 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9967 with shifts for Thumb2.
9968 (orsi_notsi): New for orn.
9969 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9970 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9971 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9972 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9973 Don't invert remainder for IOR.
9975 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9977 PR tree-optimization/40087
9978 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9979 number_of_iterations_ne): Rename never_infinite argument.
9980 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9981 number_of_iterations_le): Handle pointer-type ivs when
9982 exit_must_be_taken is false.
9983 (number_of_iterations_cond): Do not always assume that
9984 exit_must_be_taken if the control variable is a pointer.
9986 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9988 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9989 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9991 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9993 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9994 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9996 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9999 * c.opt (Wlogical-op): Disabled by default.
10000 * c-opt (c_common_post_options): Do not enable Wlogical-op with
10002 * doc/invoke.texi (Wlogical-op): Likewise.
10004 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
10006 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
10008 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
10009 Propagate the type of the first operand.
10010 <ASSERT_EXPR>: Simplify.
10011 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
10012 Rewrite using the RHS code as discriminant.
10013 <NOP_EXPR>: Turn into CASE_CONVERT.
10014 <PLUS_EXPR>: Propagate the type of the first operand.
10016 2009-05-19 Steve Ellcey <sje@cup.hp.com>
10018 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
10019 (ia64_dconst_0_375): New.
10020 * config/ia64/ia64.c (ia64_override_options): Remove
10021 -minline-sqrt-min-latency warning.
10022 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
10023 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
10024 * config/ia64/ia64.md (*sqrt_approx): Remove.
10025 (sqrtsf2): Remove #if 0.
10026 (sqrtsf2_internal_thr): Rewrite and move to div.md.
10027 (sqrtdf): Remove assert.
10028 (sqrtdf2_internal_thr): Rewrite and move to div.md.
10029 (sqrtxf2): Remove #if 0.
10030 (sqrtxf2_internal_thr): Rewrite and move to div.md.
10031 * div.md (sqrt_approx_rf): New.
10032 (sqrtsf2_internal_thr): New implementation.
10033 (sqrtsf2_internal_lat): New.
10034 (sqrtdf2_internal_thr: New implementation.
10035 (sqrtxf2_internal): New implementation.
10037 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
10038 Hans-Peter Nilsson <hp@axis.com>
10040 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
10041 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
10042 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
10043 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
10044 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
10045 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
10046 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
10047 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
10048 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
10049 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
10050 * c-common.c: ...from here.
10052 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10054 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
10056 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10058 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
10060 2009-05-19 Ben Elliston <bje@au.ibm.com>
10062 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
10063 assignments with memcpy calls.
10064 (add_fdes): Likewise.
10065 (binary_search_unencoded_fdes): Likewise.
10066 (linear_search_fdes): Eliminate type puns.
10068 2009-05-19 Richard Guenther <rguenther@suse.de>
10070 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
10071 not falsely claim to have propagated into all uses.
10073 2009-05-19 Ben Elliston <bje@au.ibm.com>
10075 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
10078 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
10080 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
10081 * config/sh/sh.c (sh_legitimate_address_p): Make static.
10082 (TARGET_LEGITIMATE_ADDRESS_P): New.
10083 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10084 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
10086 2009-05-18 Dodji Seketeli <dodji@redhat.com>
10089 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
10090 child of the containing namespace's DIE.
10092 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
10094 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
10095 *zero_extendhi_truncqi): Move after the zero_extend patterns.
10096 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
10099 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
10102 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
10103 gen_align with gen_pad.
10104 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
10105 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
10107 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
10108 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
10110 * config/i386/i386.md (align): Renamed to ...
10111 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
10112 ASM_OUTPUT_MAX_SKIP_PAD.
10114 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
10116 * config.gcc: Fix variable syntax.
10119 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
10120 before calling exact_log2.
10121 (output_iorsi3): Likewise.
10122 (output_xorsi3): Likewise.
10124 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
10126 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
10127 for the none zero constant operand except for EQ and NE
10128 comprisons even when the first operand is R0.
10130 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
10132 * config/s390/2064.md: Remove trailing whitespaces.
10133 * config/s390/2084.md: Likewise.
10134 * config/s390/constraints.md: Likewise.
10135 * config/s390/fixdfdi.h: Likewise.
10136 * config/s390/libgcc-glibc.ver: Likewise.
10137 * config/s390/s390-modes.def: Likewise.
10138 * config/s390/s390-protos.h: Likewise.
10139 * config/s390/s390.c: Likewise.
10140 * config/s390/s390.h: Likewise.
10141 * config/s390/s390.md: Likewise.
10142 * config/s390/tpf-unwind.h: Likewise.
10144 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10146 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
10148 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10151 * configure.ac (m68k-*-*): Check if binutils support TLS.
10152 * configure: Regenerate.
10153 * config/m68k/predicates.md (symbolic_operand): Extend comment.
10154 * config/m68k/constraints.md (Cu): New constraint.
10155 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
10156 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
10157 (movsi): Handle TLS symbols.
10158 (addsi3_5200): Handle XTLS symbols, indent.
10159 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
10160 (m68k_tls_reference_p): Declare.
10161 (m68k_legitimize_address): Declare.
10162 (m68k_unwrap_symbol): Declare.
10163 * config/m68k/m68k.opt (mxtls): New option.
10164 * config/m68k/m68k.c (ggc.h): Include.
10165 (m68k_output_dwarf_dtprel): Implement hook.
10166 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10167 (m68k_expand_prologue): Load GOT pointer when function needs it.
10168 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
10169 (m68k_legitimate_constant_address_p): Same.
10170 (m68k_decompose_address): Handle TLS references.
10171 (m68k_get_gp): New static function.
10172 (enum m68k_reloc): New contants.
10173 (TLS_RELOC_P): New macro.
10174 (m68k_wrap_symbol): New static function.
10175 (m68k_unwrap_symbol): New function.
10176 (m68k_final_prescan_insn_1): New static function.
10177 (m68k_final_prescan_insn): New function.
10178 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
10180 (legitimize_pic_address): Handle TLS references..
10181 (m68k_tls_get_addr, m68k_get_tls_get_addr)
10182 (m68k_libcall_value_in_a0_p)
10183 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
10184 (m68k_call_m68k_read_tp): Helper variables and functions for ...
10185 (m68k_legitimize_tls_address): Handle TLS references.
10186 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
10188 (m68k_legitimize_address): Handle TLS symbols.
10189 (m68k_get_reloc_decoration): New static function.
10190 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
10192 (m68k_output_dwarf_dtprel): Implement hook.
10193 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
10194 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
10195 m68k_call_* routines.
10196 (sched_attr_op_type): Handle TLS symbols.
10197 (gt-m68k.h): Include.
10198 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
10199 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
10201 2009-05-18 Martin Jambor <mjambor@suse.cz>
10203 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
10204 (visit_store_addr_for_mod_analysis): New function.
10205 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
10206 (determine_cst_member_ptr): Use gimple_assign_single_p.
10207 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
10208 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
10209 operands. Don't check number of operands of a NOP_EXPR.
10211 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
10213 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
10215 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
10218 * c-common.c (warn_logical_operator): Don't warn if one of
10219 expression isn't always true or false.
10221 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
10223 * config/i386/biarch32.h: New file.
10224 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
10226 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
10228 * config/mips/mips.md (*zero_extend<mode>_trunchi,
10229 *zero_extend<mode>_truncqi): Merge these into ...
10230 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
10231 Name the pattern following this as *zero_extendhi_truncqi.
10233 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
10235 PR middle-end/39301
10236 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
10237 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
10238 (output_info): Make field HOST_WIDEST_INT.
10239 (print_statistics): Use HOST_WIDEST_INT_PRINT.
10240 (dump_bitmat_statistics): Same.
10242 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
10244 * config.gcc (use_gcc_stdint): Set to wrap.
10245 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
10246 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
10247 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10248 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
10249 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
10250 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
10251 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10252 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
10254 2009-05-16 Joseph Myers <joseph@codesourcery.com>
10256 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
10258 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
10259 Move definitions earlier.
10260 (OPT_ARCH64, OPT_ARCH32): Define.
10261 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
10264 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
10267 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
10270 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
10272 * arm.md (movdi2): Copy non-reg values to DImode registers.
10274 2009-05-16 Jakub Jelinek <jakub@redhat.com>
10277 * final.c (label_to_max_skip): New function.
10278 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
10279 CODE_LABEL_NUMBER <= max_labelno.
10280 * output.h (label_to_max_skip): New prototype.
10281 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
10282 (ix86_avoid_jump_mispredicts): ... this. Don't define if
10283 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
10284 Handle CODE_LABELs with >= 16 byte alignment or with
10285 max_skip == (1 << align) - 1.
10286 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
10287 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
10290 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
10291 .p2align 3 if MAX_SKIP is smaller than 7.
10292 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10294 2009-05-15 Ian Lance Taylor <iant@google.com>
10296 * alias.c (struct alias_set_entry_d): Rename from struct
10297 alias_set_entry. Change all uses.
10298 * except.c (struct call_site_record_d): Rename from struct
10299 call_site_record. Change all uses.
10300 * except.h (struct eh_region_d): Rename from struct eh_region.
10302 * gcse.c (struct hash_table_d): Rename from struct hash_table.
10304 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
10305 ivtype_map_elt. Change all uses.
10306 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
10308 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
10309 * graphite.h (struct name_tree_d): Rename from struct name_tree.
10311 (struct sese_d): Rename from struct sese. Change all uses.
10312 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
10313 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
10314 * optabs.h (struct optab_d): Rename from struct optab. Change all
10316 (struct convert_optab_d): Rename from struct convert_optab.
10318 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
10319 ipa_opt_pass. Change all uses.
10320 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
10323 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
10324 defined as a typedef.
10325 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
10328 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10331 * fold-const.c (make_range,build_range_check,merge_ranges): Move
10333 (merge_ranges): Returns bool.
10334 * tree.h (make_range): .. to here.
10335 (build_range_check): Likewise.
10336 (merge_ranges): Likewise. Renamed from merge_ranges.
10337 * c-typeck.c (parser_build_binary_op): Update calls to
10338 warn_logical_operator.
10339 * c-common.c (warn_logical_operator): Add new warning.
10340 * c-common.h (warn_logical_operator): Update declaration.
10342 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10344 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
10346 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10348 * doc/install.texi: Document MPC requirements, flags etc.
10350 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
10351 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
10352 Evaluate constant arguments.
10353 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
10354 (fold_builtin_1): Likewise, also evaluate constant arguments.
10355 Remove superfluous break.
10356 (do_mpc_ckconv): New.
10357 * real.h: Include mpc.h.
10358 * toplev.c (print_version): Output MPC version info if available.
10360 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10362 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
10364 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
10366 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
10369 2009-05-15 Jan Hubicka <jh@suse.cz>
10371 * doc/invoke.texi (max-early-inliner-iterations): New flag.
10372 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
10373 (try_inline): Fix return value.
10374 (cgraph_decide_inlining_incrementally): Honor new value.
10375 (cgraph_early_inlining): Handle indirect inlining.
10376 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
10378 2009-05-15 Jan Hubicka <jh@suse.cz>
10380 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
10381 * cgraphunit.c (cgraph_finalize_function): Set it.
10382 (cgraph_expand_function): Use it.
10384 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10386 * real.c (encode_ieee_half): Define.
10387 (decode_ieee_half): Define.
10388 (ieee_half_format): Define.
10389 (arm_half_format): Define.
10390 * real.h (ieee_half_format): Declare.
10391 (arm_half_format): Declare.
10393 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
10395 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
10396 swapped, and reversed optabs exist before trying to use them.
10398 2009-05-15 Paul Brook <paul@codesourcery.com>
10399 Sandra Loosemore <sandra@codesourcery.com>
10401 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
10402 loads. Allow PRE_DEC.
10403 (output_move_neon): Handle PRE_DEC.
10404 (arm_print_operand): Add 'A' for neon structure loads.
10405 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
10406 * config/arm/neon.md (neon_mov): Update comment.
10407 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
10409 (Um): New constraint.
10411 2009-05-15 Jan Hubicka <jh@suse.cz>
10413 Revert the following patch until testsuite fallout is fixed:
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.
10451 2009-05-15 Richard Guenther <rguenther@suse.de>
10453 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
10454 not TODO_update_ssa.
10456 2009-05-15 Richard Guenther <rguenther@suse.de>
10458 PR tree-optimization/39999
10459 * gimple.h (gimple_expr_type): Use the expression type looking
10460 through useless conversions.
10461 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
10462 (vn_nary_op_insert_stmt): Likewise.
10463 (simplify_binary_expression): Likewise.
10465 2009-05-15 Richard Guenther <rguenther@suse.de>
10467 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
10468 New options, enabled by default.
10469 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
10471 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
10472 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
10473 * tree-ssa-structalias.c (gate_tree_pta): New function.
10474 (pass_build_alias): Use it.
10476 2009-05-15 Joseph Myers <joseph@codesourcery.com>
10478 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
10479 recurse on an invariant address if a conversion from a pointer
10480 type to a wider integer type is involved.
10482 2009-05-15 Jan Hubicka <jh@suse.cz>
10484 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
10485 * cgraph.h (struct inline_summary): New filed self_wize,
10486 size_inlining_benefit, self_time and time_inlining_benefit.
10487 (struct cgraph_global_info): Replace insns by time ans size fields.
10488 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
10489 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
10490 (ipcp_update_callgraph): Do not touch function bodies.
10491 * ipa-inline.c: Include except.h
10492 (MAX_TIME): New constant.
10493 (overall_insns): Remove
10494 (overall_size, max_benefit): New static variables.
10495 (cgraph_estimate_time_after_inlining): New function.
10496 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
10497 (cgraph_clone_inlined_nodes): Update size.
10498 (cgraph_mark_inline_edge): Update size.
10499 (cgraph_estimate_growth): Use size info.
10500 (cgraph_check_inline_limits): Check size.
10501 (cgraph_default_inline_p): Likewise.
10502 (cgraph_edge_badness): Compute badness based on benefit and size cost.
10503 (cgraph_decide_recursive_inlining): Check size.
10504 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
10506 (cgraph_decide_inlining): Likewise.
10507 (cgraph_decide_inlining_incrementally): Likewise; honor
10508 PARAM_EARLY_INLINING_INSNS.
10509 (likely_eliminated_by_inlining_p): New predicate.
10510 (estimate_function_body_sizes): New function.
10511 (compute_inline_parameters): Use it.
10512 * except.c (must_not_throw_labels): New function.
10513 * except.h (must_not_throw_labels): Declare.
10514 * tree-inline.c (init_inline_once): Kill inlining_weigths
10515 * tree-ssa-structalias.c: Avoid uninitialized warning.
10516 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
10517 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
10518 (PARAM_INLINE_CALL_COST): Remove.
10519 (PARAM_EARLY_INLINING_INSNS): New.
10520 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
10521 (inline-call-cost): Remove.
10522 (early-inlining-insns): New.
10524 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
10526 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
10528 (print_int_cst_bounds_in_octal_p): Likewise.
10529 (dbxout_type): Adjust calls to above functions. Be prepared to deal
10531 * dwarf2out.c (base_type_die): Likewise.
10532 (is_subrange_type): Delete.
10533 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
10534 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
10535 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
10536 if the destination type is boolean.
10537 (build_range_check): Do not special-case subtypes.
10538 (fold_sign_changed_comparison): Likewise.
10539 (fold_unary): Likewise.
10540 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
10541 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
10542 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
10543 * tree.c (subrange_type_for_debug_p): New predicate based on the
10544 former is_subrange_type.
10545 * tree.h (subrange_type_for_debug_p): Declare.
10546 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
10547 (convert_affine_scev): Remove call to above function.
10548 (chrec_convert_aggressive): Likewise.
10549 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
10550 false for conversions involving subtypes.
10551 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
10552 (vrp_val_min): Likewise.
10553 (needs_overflow_infinity): Likewise.
10554 (extract_range_from_unary_expr): Likewise.
10556 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
10558 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
10559 * config/frv/frv.c: Likewise.
10560 * config/s390/s390.c: Likewise.
10561 * config/sparc/sparc.h: Likewise.
10562 * config/i386/i386.h: Likewise.
10563 * config/i386/i386.c: Likewise.
10564 * config/crx/crx.c: Likewise.
10565 * config/m68hc11/m68hc11.h: Likewise.
10566 * config/iq2000/iq2000.c: Likewise.
10567 * config/mn10300/mn10300.h: Likewise.
10568 * config/mn10300/mn10300.c: Likewise.
10569 * config/m68k/m68k.c: Likewise.
10570 * config/rs6000/rs6000.c: Likewise.
10571 * config/rs6000/xcoff.h: Likewise.
10572 * config/rs6000/linux64.h: Likewise.
10573 * config/rs6000/sysv4.h: Likewise.
10574 * config/score/score3.c: Likewise.
10575 * config/score/score7.c: Likewise.
10576 * config/score/score.c: Likewise.
10577 * config/arm/arm.md: Likewise.
10578 * config/mips/mips.c: Likewise.
10579 * config/mips/mips.md: Likewise.
10580 * config/bfin/bfin.h: Likewise.
10581 * config/pa/pa.c: Likewise.
10582 * config/pa/constraints.md: Likewise.
10584 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
10585 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
10586 * config/pdp11/pdp11.h: Use memory_address_p instead.
10588 2009-05-14 Ian Lance Taylor <iant@google.com>
10590 * passes.c (finish_optimization_passes): Change i to int.
10591 * plugin.c (plugins_active_p): Change event to int.
10592 (dump_active_plugins): Likewise.
10593 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
10595 * tree.c (tree_range_check_failed): Change c to unsigned int.
10596 (omp_clause_range_check_failed): Likewise.
10597 (build_common_builtin_nodes): Change mode to int. Add cast.
10598 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
10599 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
10601 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
10602 ++ or -- with a variable of enum type.
10604 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10607 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
10609 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10611 * store-motion.c: Do not include params.h
10612 * Makefile.in: Fix dependencies for various files.
10614 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
10616 * auto-inc-dec.c: Fix pass description, remove apparent
10617 accidental duplication.
10619 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
10621 PR middle-end/40147
10622 * ipa-utils.h (memory_identifier_string): Moved to ...
10623 * tree.h (memory_identifier_string): Here. Add GTY(()).
10625 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10627 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
10628 in the former documentation of...
10629 (GO_IF_LEGITIMATE_ADDRESS): ... this.
10630 * ira-conflicts.c (get_dup_num): Use address_operand.
10631 * targhooks.c (default_legitimate_address_p): New.
10632 * targhooks.h (default_legitimate_address_p): New.
10633 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
10635 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
10636 * target.h (struct target): Add legitimate_address_p.
10637 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
10638 (TARGET_INITIALIZER): Include it.
10640 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10641 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
10642 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
10643 (TARGET_LEGITIMATE_ADDRESS_P): New.
10645 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10646 (REG_OK_STRICT_P): Delete.
10647 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
10648 (frv_legitimate_address_p_1): ... this.
10649 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
10650 (frv_legitimate_address_p_1): ... the renamed old
10651 frv_legitimate_address_p.
10652 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
10653 (TARGET_LEGITIMATE_ADDRESS_P): New.
10655 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10656 * config/s390/s390-protos.h (legitimate_address_p): Remove.
10657 * config/s390/s390.c (legitimate_address_p): Rename to...
10658 (s390_legitimate_address_p): ... this, make static.
10659 (legitimize_address): Adjust call.
10660 (TARGET_LEGITIMATE_ADDRESS_P): New.
10661 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
10663 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10664 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
10665 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
10666 (TARGET_LEGITIMATE_ADDRESS_P): New.
10668 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10669 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
10670 * config/spu/spu.c (spu_legitimate_address): Rename to...
10671 (spu_legitimate_address_p): ... this, make static.
10672 (TARGET_LEGITIMATE_ADDRESS_P): New.
10674 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10675 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
10676 * config/sparc/sparc.c (legitimate_address_p): Rename to...
10677 (sparc_legitimate_address_p): ... this, make static and return bool.
10678 (legitimize_address): Adjust call.
10679 (TARGET_LEGITIMATE_ADDRESS_P): New.
10681 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10682 * config/i386/i386-protos.h (legitimate_address_p): Remove.
10683 * config/i386/i386.c (legitimate_address_p): Rename to...
10684 (ix86_legitimate_address_p): ... this, make static.
10685 (constant_address_p): Move after it, adjust call.
10686 (TARGET_LEGITIMATE_ADDRESS_P): New.
10688 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10689 * config/avr/avr-protos.h (legitimate_address_p): Remove.
10690 * config/avr/avr.c (legitimate_address_p): Rename to...
10691 (avr_legitimate_address_p): ... this, make static.
10692 (legitimize_address): Adjust call.
10693 (TARGET_LEGITIMATE_ADDRESS_P): New.
10695 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10696 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
10697 * config/crx/crx.c (crx_legitimate_address_p): Make static.
10698 (TARGET_LEGITIMATE_ADDRESS_P): New.
10700 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10701 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
10702 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
10703 (TARGET_LEGITIMATE_ADDRESS_P): New.
10705 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10706 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
10708 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
10710 (TARGET_LEGITIMATE_ADDRESS_P): New.
10712 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10713 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
10715 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
10717 (m68hc11_legitimate_address_p): ... this, make static.
10718 (go_if_legitimate_address_internal): Rename to...
10719 (m68hc11_legitimate_address_p_1): ... this.
10720 (legitimize_address): Adjust call.
10721 (TARGET_LEGITIMATE_ADDRESS_P): New.
10723 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10724 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
10725 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
10726 (TARGET_LEGITIMATE_ADDRESS_P): New.
10728 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10729 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
10730 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
10731 (mn10300_legitimate_address_p): ... this, make static.
10732 (TARGET_LEGITIMATE_ADDRESS_P): New.
10734 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10735 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
10736 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
10737 (TARGET_LEGITIMATE_ADDRESS_P): New.
10739 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10740 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
10741 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
10742 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10743 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
10744 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
10745 (rs6000_legitimate_address_p): ... this, make static.
10746 (TARGET_LEGITIMATE_ADDRESS_P): New.
10747 (REG_MODE_OK_FOR_BASE_P): Delete.
10748 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
10750 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10751 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
10753 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
10754 static, adjust types.
10755 (TARGET_LEGITIMATE_ADDRESS_P): New.
10757 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10758 * config/score/score.c (score_address_p): Rename to...
10759 (score_legitimate_address_p): ... this.
10760 (TARGET_LEGITIMATE_ADDRESS_P): New.
10761 * config/score/score3.c (score3_address_p): Rename to...
10762 (score3_legitimate_address_p): ... this.
10763 * config/score/score7.c (score7_address_p): Rename to...
10764 (score7_legitimate_address_p): ... this.
10766 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
10767 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
10768 GO_IF_LEGITIMATE_ADDRESS): Delete.
10769 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
10770 thumb2_legitimate_address_p): Delete.
10771 (arm_legitimate_address_p): Rename to...
10772 (arm_legitimate_address_outer_p): ... this.
10773 * config/arm/constraints.md ("Uq"): Adjust call.
10774 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
10775 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
10777 (arm_legitimate_address_outer_p): ... this.
10778 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
10780 (TARGET_LEGITIMATE_ADDRESS_P): New.
10782 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10783 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
10784 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
10785 (TARGET_LEGITIMATE_ADDRESS_P): New.
10787 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10788 * config/vax/vax-protos.h (legitimate_address_p): Remove.
10789 * config/vax/vax.c (legitimate_address_p): Rename to...
10790 (vax_legitimate_address_p): ... this, make static.
10791 (TARGET_LEGITIMATE_ADDRESS_P): New.
10793 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10794 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
10795 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
10796 (TARGET_LEGITIMATE_ADDRESS_P): New.
10798 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10799 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
10800 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
10801 (mmix_legitimate_address_p): ... this, make static.
10802 (TARGET_LEGITIMATE_ADDRESS_P): New.
10804 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
10805 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
10806 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
10807 (TARGET_LEGITIMATE_ADDRESS_P): New.
10809 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
10811 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
10812 of MODE_COMPLEX_INT.
10814 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10816 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
10817 LCT_NORMAL in function call.
10818 * mips-tdump.c (print_file_desc): Add cast to enum type.
10819 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
10820 (mark_stabs): Add casts to enum types.
10821 (parse_stabs_common): Add casts to enum types.
10823 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10825 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
10826 Check for invalid values of LETTER.
10828 2009-05-13 Taras Glek <tglek@mozilla.com>
10830 * attribs.c (register_attribute): moved out attribute registration
10831 into register_attribute.
10832 * doc/plugins.texi: Documented register_attribute and
10834 * gcc-plugin.h: Added forward decl for register_attribute.
10835 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
10836 * plugin.c (register_callback, invoke_plugin_callbacks): Added
10837 PLUGIN_ATTRIBUTES boilerplate.
10839 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
10841 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
10842 values even in sentinel and empty entries.
10843 (ms_printf_flag_specs): Likewise.
10844 (ms_scanf_flag_specs): Likewise.
10845 (ms_strftime_flag_specs): Likewise.
10846 (ms_print_char_table): Likewise.
10847 (ms_scan_char_table): Likewise.
10848 (ms_time_char_table): Likewise.
10850 2009-05-13 Doug Kwan <dougkwan@google.com>
10852 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
10854 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
10856 * config/mips/mips.md (store): Add attributes for QI and HI.
10858 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
10859 (truncdi<mode>2): ... this new pattern.
10861 2009-05-13 Brad Hards <bradh@kde.org>
10863 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
10865 2009-05-14 Jakub Jelinek <jakub@redhat.com>
10866 Ben Elliston <bje@au.ibm.com>
10868 PR middle-end/40035
10869 * dse.c (check_mem_read_rtx): Guard against width == -1.
10871 2009-05-13 Michael Matz <matz@suse.de>
10873 PR middle-end/39976
10874 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
10875 (trivially_conflicts_p): New function.
10876 (insert_backedge_copies): Use it.
10878 2009-05-13 Janis Johnson <janis187@us.ibm.com>
10880 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
10881 (handle_stdc_pragma): Use new enum constant names.
10882 (handle_pragma_float_const_decimal64): Ditto.
10884 2009-05-13 Ian Lance Taylor <iant@google.com>
10886 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
10889 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
10891 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
10892 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
10894 * config/m68k/m68k.h (FL_UCLINUX): Define.
10896 2009-05-13 Jan Hubicka <jh@suse.cz>
10898 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
10900 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10902 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
10903 unless -fschedule-insns is specified.
10905 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10908 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
10909 TARGET_EXPAND_CBRANCHDI4.
10910 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
10911 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
10912 (cmpeqdi): Fix comment.
10914 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
10916 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
10917 (sh_legitimate_address_p): Likewise.
10918 * config/sh/sh.c (sh_legitimate_index_p): New.
10919 (sh_legitimate_address_p): Likewise.
10920 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
10921 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
10922 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
10923 (MAYBE_BASE_REGISTER_RTX_P): New macro.
10924 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
10925 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
10926 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
10927 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
10928 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
10930 2009-05-12 Jan Hubicka <jh@suse.cz>
10932 * tree-inline.c (estimate_operator_cost): Add operands;
10933 when division happens by constant, it is cheap.
10934 (estimate_num_insns): Loads and stores are not having cost of 0;
10935 EH magic stuff is cheap; when computing runtime cost of switch,
10936 use log2 base of amount of its cases; builtin_expect has cost of 0;
10937 compute cost for moving return value of call.
10938 (init_inline_once): Initialize time_based flags.
10939 * tree-inline.h (eni_weights_d): Add time_based flag.
10941 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10943 * df-core.c: Update head documentation.
10945 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10948 * rs6000.c (rs6000_generate_compare): Use op1b instead of
10949 shadowing exisiting variable op1.
10951 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10954 * config/i386/driver-i386.c (processor_signatures): New enum.
10955 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10956 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10957 processor signature to detect geode processor.
10959 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10963 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10965 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10966 causes spurious differences between trunk and cond-optab branch.
10968 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10970 * dojump.c (compare_from_rtx): Delete.
10971 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10972 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10973 if the comparison does not satisfy the predicate; test predicates for
10974 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10975 further if one existing pattern fails.
10976 * expr.h (compare_from_rtx): Delete.
10977 (prepare_operand): Declare it.
10978 * optabs.c: Change "lib call" to "libcall" throughout.
10979 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10980 HAVE_conditional_trap, emit_cmp_insn): Delete.
10981 (can_compare_p): Delete cmp_optab case.
10982 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10983 Accept other parameters by value.
10984 (prepare_operand): Make non-static.
10985 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10986 other parameters by value. Try to widen operands here based on
10987 an optab_methods argument and looking at cbranch_optab.
10988 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10989 loop. Use cbranch_optab directly.
10990 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10991 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10993 (emit_conditional_move, emit_conditional_add): Inline what's needed
10994 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10995 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10996 with COMPARE. Move cmov_optab and cstore_optab above
10997 with cbranch_optab, move cmp_optab down with ucmp_optab,
10998 remove tst_otpab. Do not initialize trap_rtx.
10999 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
11000 for trap code. Do not check HAVE_conditional_trap. Use
11001 prepare_cmp_insn. Accept no predicate for operand 3.
11002 * optabs.h (OTI_cmp): Mark as used only for libcalls.
11003 (OTI_ctrap, ctrap_optab): New.
11004 (tst_optab): Delete.
11005 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
11006 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
11007 with lookup of ctrap_optab.
11008 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
11010 (ctrap_optab): New.
11012 * combine.c (combine_simplify_rtx, simplify_set): Do not
11013 special case comparing against zero for cc0 machines.
11014 * simplify-rtx.c (simplify_binary_operation_1): Never remove
11015 COMPARE on cc0 machines.
11016 (simplify_relational_operation): Return a new expression when
11017 a COMPARE could be removed.
11018 * final.c (final_scan_insn): Compare cc_status values
11019 against LHS of a (compare FOO (const_int 0)) cc0 source.
11020 Also check if cc_status.value is the full compare.
11022 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
11023 (cstoreMM4): Document.
11024 (conditional_trap): Document ctrapMM4 instead.
11025 (sync_compare_and_swapMM): Refer to cbranchcc4.
11026 (Dependent Patterns): Eliminate obsolete information referring to
11027 the old jump optimization phase.
11028 (Canonicalization): Include cbranchcc4 case, omit canonicalization
11029 of compares with 0 on cc0 machines.
11030 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
11031 avoiding references to cc0. Remove text about storing operands
11033 * doc/tm.texi (Condition Codes): Include blurb on different
11034 condition code representations, separate into subsections for
11035 CC0, MODE_CC and conditional execution.
11037 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
11038 alpha_emit_setcc): Accept operands and a machine mode.
11039 * config/alpha/alpha.c (alpha_emit_conditional_branch):
11040 Get code/op0/op1 from operands, use machine mode argument
11041 instead of alpha_compare.fp_p. Emit the branch here.
11042 (alpha_emit_setcc): Likewise, and return boolean.
11043 (alpha_emit_conditional_move): Likewise. Assert that
11044 cmp_op_mode == cmp_mode, and simplify accordingly.
11045 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
11046 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
11047 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
11049 (stack probe test): Use cbranchdi4.
11050 * config/alpha/predicates.md (alpha_cbranch_operator): New.
11052 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
11053 * config/arc/arc.h (movsicc, movsfcc): Use it.
11054 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
11055 (cbranchsi4, cstoresi4): New.
11056 (cmpsi, bCC and sCC expanders): Remove.
11058 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
11059 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
11060 * config/arm/predicates.md (arm_comparison_operator): Only include
11061 floating-point operators if there is a hardware floating-point unit.
11062 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
11063 deferring to cbranch_cc and cstore_cc respectively.
11064 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
11065 cbranch_cc, cstore_cc): New.
11066 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
11068 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
11070 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
11071 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
11073 (adjust_insn_length): Adjust calls.
11074 (avr_reorg): Handle (compare (foo) (const_int 0)).
11075 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
11076 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
11077 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
11078 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
11080 (cbranchqi4, cbranchhi4, cbranchsi4): New.
11081 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
11083 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
11084 (cbranchsi4, cstorebi4, cstoresi4): New.
11085 (movbisi): This insn is duplicate, split it to zero_extend.
11086 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
11087 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
11088 (bfin_optimize_loop): Use cbranch expander.
11089 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
11090 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
11091 (bfin_bimode_comparison_operator): ... this.
11092 (bfin_direct_comparison_operator): New.
11094 * config/cris/cris.c (cris_normal_notice_update_cc): Look
11095 inside (compare FOO (const_int 0)).
11096 (cris_rtx_costs): Handle ZERO_EXTRACT.
11097 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
11098 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
11099 (*tstdi_v32): Delete.
11100 (*cmpdi_non_v32): Add M alternative for operand 1.
11101 (cmpsi, cmp<mode>): Make private.
11102 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
11104 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
11106 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
11107 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
11108 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
11109 (cc_reg_operand): New.
11110 (any_cond): Delete.
11111 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
11112 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
11113 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
11114 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
11115 crx_expand_scond): Delete.
11117 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
11119 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
11120 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
11122 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
11123 cstoresi4, cstoresf4, cstoredf4): New.
11124 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
11125 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
11126 Receive the entire operands array.
11127 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
11128 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
11129 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
11130 Get test/op0/op1 from the operands array.
11131 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
11133 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
11134 (h8300_expand_store): New.
11135 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
11137 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
11138 (h8300_expand_store): New.
11139 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
11140 or do not try to produce (set (cc0) REG).
11141 (peepholes): Wrap arguments with COMPARE. Add a peephole to
11142 change a compare into a move to a scratch register. Disable some
11143 peepholes when comparing with zero.
11144 (tstsi, tsthi, tstsi, cmpqi): Make private.
11146 (bCC, sCC): Delete.
11147 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
11150 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
11151 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
11152 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
11153 (ix86_emit_i387_log1p): Use cbranchxf2.
11154 (ix86_expand_setcc): Return void.
11155 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
11156 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
11157 cmp<MODEF>, cmpcc): Remove.
11158 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
11159 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
11160 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
11161 (sCC and bCC expanders): Remove.
11162 (stack_protect_test): Use cbranchcc4.
11164 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
11166 (ia64_expand_compare): Accept three rtx by reference and return void.
11167 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
11168 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
11169 from *expr. Update *expr with the BImode comparison to do.
11170 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
11171 cmptf, bCC, sCC, conditional_trap): Delete.
11172 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
11173 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
11174 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
11175 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
11176 * config/ia64/predicates.md (ia64_cbranch_operator): New.
11178 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
11179 type of last argument.
11180 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
11181 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
11182 use machine mode argument instead of branch_type. Remove dead
11183 code for floating-point comparisons.
11184 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
11185 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
11187 (cbranchsi4, cstoresi4): New.
11188 * config/iq2000/predicates.md (reg_or_const_operand): New.
11190 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
11191 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
11192 (b<code>_op): Rewrite to...
11193 (bcc_op): ... this, using match_operator.
11194 (s<code>_op): Rewrite to...
11195 (scc_op): ... this, using match_operator.
11196 (s<code>_24_op): Rewrite to...
11197 (scc_op_24): ... this, using match_operator.
11198 (s<code>_<mode>): Rewrite to...
11199 (cstore<mode>4): ... this, using match_operator.
11200 (s<code>_<mode>_24): Rewrite to...
11201 (cstore<mode>4_24): ... this, using match_operator.
11202 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
11203 m32c_unpend_compare, m32c_expand_scc): Delete.
11204 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
11205 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
11206 (m32c_expand_movcc): Change NE to EQ if necessary.
11207 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
11209 * config/m32r/m32r-protos.h (gen_cond_store): New.
11210 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
11211 (gen_cond_store): New, from sCC patterns.
11212 (m32r_expand_block_move): Use cbranchsi4.
11213 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
11214 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
11215 (cbranchsi4, cstoresi4): New.
11217 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
11219 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
11220 (m68hc11_notice_update_cc): Look into a compare with 0.
11221 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
11223 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
11224 cmphi, cmpqi, bCC): Delete.
11225 (cbranchsi4, cbranchhi4, cbranchqi4): New.
11226 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
11227 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
11230 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
11231 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
11232 * config/m68k/constraints.md (H): New.
11233 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
11234 the define_insn below.
11235 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
11236 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
11237 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
11238 patterns): Wrap RHS with COMPARE.
11239 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
11240 (*cmpdi_internal): Name this pattern.
11241 (cmpdi): Change to define_insn.
11242 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
11243 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
11244 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
11246 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
11247 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
11248 (conditional_trap): Change to...
11249 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
11250 (*conditional_trap): Use the ordered_comparison_operator and
11251 const1_operand predicates.
11252 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
11253 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
11254 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
11255 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
11257 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
11258 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
11259 (mcore_gen_compare): New.
11260 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
11261 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
11262 (mcore_gen_compare): ... this.
11263 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
11264 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
11265 (stack probe pattern): Use cbranchsi4.
11267 * config/mips/predicates.md (mips_cstore_operator): New.
11268 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
11269 * config/mips/mips.md (any_cond): Delete.
11270 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
11272 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
11273 fixuns_truncsfdi2): Use cbranch patterns.
11274 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
11275 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
11276 Adjust call to mips_expand_conditional_branch.
11277 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
11279 * config/mips/mips-protos.h (mips_expand_conditional_branch,
11280 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
11281 * config/mips/mips.c (cmp_operands): Delete.
11282 (mips_emit_compare): Get comparison operands from *op0/*op1.
11283 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
11284 that it succeeds. Use op0/op1 instead of cmp_operands.
11285 (mips_expand_conditional_branch, mips_expand_conditional_move,
11286 mips_expand_conditional_trap): Likewise.
11287 (mips_block_move_loop): Use cbranch patterns.
11288 * config/mips/mips.h (cmp_operands): Delete.
11290 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
11291 (mmix_gen_compare_reg): Just return a register in the right CC mode.
11292 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
11293 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
11294 (*cmpcc_folded): Rename to...
11295 (*cmpdi_folded): this.
11296 (*cmpcc): Rename to...
11298 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
11301 (cbranchdf4): New. Handle invalid comparisons here.
11302 * config/mmix/predicates.md (float_comparison_operator): New.
11304 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
11305 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
11306 * config/mn10300/mn10300.md (tst): Delete.
11307 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
11308 Name these patterns and wrap RHS in a compare.
11309 (*cmpsi): Make this pattern private. Include tst.
11310 (*cmpsf): Make this pattern private.
11311 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
11312 (compare with zero peepholes): Likewise.
11314 (cbranchsi4, cbranchsf4): New.
11315 (casesi): Use cbranchsi4.
11317 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
11318 hppa_branch_type): Delete.
11319 (return_addr_rtx): Use cbranchsi4.
11320 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
11321 Emit CCFPmode comparison here.
11322 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
11323 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
11324 hppa_branch_type): Delete.
11325 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
11326 (movsicc, movdicc): Remove references to hppa_compare_op0,
11327 hppa_compare_op1 and compare_from_rtx.
11328 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
11329 (casesi): Use cbranchsi4.
11331 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
11332 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
11333 * config/pdp11/pdp11.md (register_or_const0_operand): New.
11334 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
11335 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
11337 (cbranchdf4, cbranchhi4, cbranchqi4): New.
11338 (*branch, *branch_inverted): New.
11340 * config/picochip/picochip.md (cbranchhi4): Use
11341 ordered_comparison_operator.
11342 (cmphi, bCC): Remove.
11344 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
11345 (trap_comparison_operator): Delete.
11346 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
11347 rs6000_emit_cbranch): Accept mode and operands.
11348 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
11349 rs6000_compare_fp_p): Delete.
11350 (rs6000_generate_compare): Accept mode and comparison. Extract code
11351 and op0/op1 from there. Replace references to rs6000_compare_op0
11352 and rs6000_compare_op1.
11353 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
11354 extract result from passed operands.
11355 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
11356 extract loc from passed operands.
11357 (rs6000_emit_cmove): Likewise.
11358 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
11359 rs6000_compare_fp_p): Delete.
11360 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
11361 (cbranch<GPR>4, cbranch<FP>4): New.
11362 (cstore<mode>4): New. Consolidate here all choices about when to use
11363 portable or specialized sCC sequences.
11364 (stack_protect_test): Use cbranchsi4.
11365 (conditional_trap): Replace with ctrap<GPR>4.
11366 (conditional trap insn): Replace trap_comparison_operator with
11367 ordered_comparison_operator.
11369 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
11370 (s390_emit_prologue): Use ctrap.
11371 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
11372 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
11373 New predicates replacing...
11374 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
11375 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
11376 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
11377 (add<mode>cc): Do not use s390_compare_op0/op1.
11378 (s<code>): Change to...
11379 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
11380 (seq): Change to...
11381 (cstorecc4): ... this. Handle EQ or NE equally.
11382 (*sne): Un-privatize for use in cstorecc4.
11383 (b<code>): Change to...
11384 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
11385 (conditional_trap): Replace with...
11386 (ctrap<GPR>4, ctrap<FP>4): ... these.
11387 (stack_protect): Use cbranchcc4.
11389 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
11390 * config/score/score-protos.h (score_gen_cmp): Delete.
11391 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
11392 (score_block_move-loop): Use cbranchsi4.
11393 * config/score/score.md (cbranchsi4): New.
11394 (cmpsi, bCC): Delete.
11395 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
11396 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
11397 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
11398 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
11399 * config/score/score3.h (score3_gen_cmp): Delete.
11400 * config/score/score7.h (score7_gen_cmp): Delete.
11402 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
11403 (sh_emit_scc_to_t): ... this. Return void.
11404 (from_compare): Rename to...
11405 (sh_emit_compare_and_branch): ... this.
11406 (sh_emit_compare_and_set): New.
11407 (sh_expand_t_scc): Accept operands.
11408 * config/sh/predicates.md (sh_float_comparison_operator): New.
11409 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
11410 (prepare_scc_operands): Rename to...
11411 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
11413 (sh_emit_cheap_store_flag): New.
11414 (sh_emit_set_t_insn): New.
11415 (from_compare): Rename to...
11416 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
11417 handling of TARGET_SH2E floating point to avoid recursive call.
11418 Generate branch here.
11419 (sh_emit_compare_and_set): New.
11420 (sh_expand_t_scc): Get op0/op1 from arguments.
11421 (sh_emit_cheap_store_flag): New.
11422 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
11424 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
11425 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
11426 (movsicc, movdicc): Do nothing when it recreated operands from
11427 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
11428 prepare_scc_operands (now sh_emit_scc_to_t).
11429 (udivdi3): Use cstoresi4.
11430 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
11431 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
11432 (cbranchint4_media, cbranchfp4_media): New.
11433 (casesi): Use cbranchdi4.
11434 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
11436 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
11437 (movnegt): Remove second operand.
11438 (cbranchsf4, cbranchdf4): New.
11439 (stack_protect): Use cbranchdi4/cbranchsi4.
11441 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
11442 (gen_compare_reg): Accept comparison, extract part of it to...
11443 (gen_compare_reg_1): ... this.
11444 (gen_compare_operator): Delete.
11445 (gen_v9_scc): Accept separate destination, comparison code and arms.
11446 Do not use sparc_compare_op0/sparc_compare_op1.
11447 (emit_scc_insn, emit_conditional_branch_insn): New.
11448 (emit_v9_brxx): Make static. Remove useless assertion.
11449 (sparc_emit_float_lib_cmp): Return RTL instead of calling
11451 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
11452 * config/sparc/sparc-protos.h (gen_compare_reg,
11453 sparc_emit_float_lib_cmp): Adjust prototype.
11454 (emit_scc_insn, emit_conditional_branch_insn): New.
11455 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
11456 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
11457 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
11458 iterators to the top.
11459 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
11460 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
11461 snedi_special_trunc): Delete.
11462 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
11463 and snedi_special_trunc.
11464 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
11465 cbranchdi4, cbranch<F:mode>4): New.
11466 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
11467 here. Use gen_compare_reg instead of gen_compare_operator.
11468 (conditional_trap): Replace with...
11469 (ctrapsi4, ctrapdi4): ... this.
11470 (stack_protect_test): Use cbranchcc4.
11472 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
11474 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
11475 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
11476 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
11477 from operands[0] or operands[3] depending on is_set.
11478 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
11479 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
11480 cmpdf, bCC), sCC: Remove.
11481 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
11482 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
11484 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
11485 spu_emit_branch_or_set.
11487 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
11489 * config/stormy16/stormy16.h (xstormy16_compare_op0,
11490 xstormy16_compare_op1): Delete.
11491 * config/stormy16/stormy16.c (xstormy16_compare_op0,
11492 xstormy16_compare_op1): Delete.
11493 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
11495 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
11496 (cmphi, cmpsi, bCC): Remove.
11498 * config/v850/v850.md (tstsi, cmpsi): Fold into...
11499 (*cmpsi): ... this one.
11500 (cbranchsi4, cstoresi4): New.
11501 (bCC expanders): Delete.
11502 (sCC insns): Fold into...
11503 (*setcc): ... this one.
11504 (casesi): Do not use gen_cmpsi and gen_bgtu.
11505 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
11506 (movsicc): Simplify.
11507 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
11509 * config/vax/vax-protos.h (cond_name): New.
11510 (vax_output_conditional_branch): Remove.
11511 * config/vax/vax.c (cond_name): New.
11512 (vax_output_conditional_branch): Remove.
11513 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
11514 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
11515 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
11516 (bit<VAXint>): Wrap source with (compare).
11517 (b<code> and following unnamed pattern): Rename to *branch and
11518 *branch_reversed. Change macroization to match_operator.
11519 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
11521 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
11522 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
11523 Change last argument to machine_mode.
11524 (xtensa_expand_scc): Add machine_mode argument.
11525 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
11526 (gen_conditional_move, xtensa_expand_conditional_branch,
11527 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
11528 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
11529 Adjust operand numbers.
11530 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
11532 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
11533 (cmpsi, cmpsf, b<code>, s<code>): Delete.
11534 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
11536 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
11538 * optabs.c (prepare_cmp_insn): Temporarily disable test that
11539 causes spurious differences between trunk and cond-optab branch.
11541 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
11544 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
11546 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
11548 * tree.c (iterative_hash_pointer): Delete.
11549 (iterative_hash_expr): Short-circuit handling of NULL pointer.
11550 Hash UIDs and versions of SSA names. Don't special-case built-in
11551 function declarations.
11553 2009-05-11 Ian Lance Taylor <iant@google.com>
11556 * graphite.c: Force -Wc++-compat to only be a warning before
11557 #including "cloog/cloog.h".
11559 2009-05-11 Martin Jambor <mjambor@suse.cz>
11561 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
11563 2009-05-11 Jan Hubicka <jh@suse.cz>
11565 * tree-ssa-loop-ivcanon.c: Include target.h
11566 (struct loop_size): new structure.
11567 (constant_after_peeling): New predicate.
11568 (tree_estimate_loop_size): New function.
11569 (estimated_unrolled_size): Rewrite for new estimates.
11570 (try_unroll_loop_completely): Use new estimates.
11571 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
11573 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
11575 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
11576 libcpp interface change.
11577 (spu_macro_to_expand): Likewise.
11579 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
11581 PR tree-optimization/40026
11582 * gimplify.c (gimplify_init_constructor): Change initial conditional
11583 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
11584 optimize_compound_literals_in_ctor.
11586 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
11588 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
11590 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
11592 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
11594 * tree-vect-data-refs.c (vect_analyze_group_access): Use
11595 HOST_WIDE_INT for gap.
11597 2009-05-11 Ira Rosen <irar@il.ibm.com>
11599 PR tree-optimization/40074
11600 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
11601 account in group size and step comparison.
11603 2009-05-11 Richard Guenther <rguenther@suse.de>
11605 * passes.c (init_optimization_passes): Strip now incorrect comment.
11606 (execute_function_todo): Do not set PROP_alias.
11607 * tree-pass.h (PROP_alias): Remove.
11608 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
11609 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
11610 * tree-nrv.c (pass_return_slot): Likewise.
11611 * tree-object-size.c (pass_object_sizes): Likewise.
11612 * tree-ssa-dom.c (pass_dominator): Likewise.
11613 (pass_phi_only_cprop): Likewise.
11614 * tree-ssa-dse.c (pass_dse): Likewise.
11615 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
11616 (pass_cselim): Likewise.
11617 * tree-ssa-pre.c (pass_pre): Likewise.
11618 (pass_fre): Likewise.
11619 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
11620 * tree-ssa-sink.c (pass_sink_code): Likewise.
11621 * tree-stdarg.c (pass_stdarg): Likewise.
11622 * tree-tailcall.c (pass_tail_calls): Likewise.
11623 * tree-vrp.c (pass_vrp): Likewise.
11625 2009-05-10 Ian Lance Taylor <iant@google.com>
11627 * basic-block.h (enum profile_status): Break out of struct
11628 control_flow_graph.
11629 * cgraph.h (struct inline_summary): Break out of struct
11631 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
11632 of struct cgraph_order_sort.
11633 * combine.c (enum undo_kind): New enum, broken out of struct undo.
11634 * cse.c (struct branch_path): Break out of struct
11635 cse_basic_block_data.
11636 * except.h (enum eh_region_type): Break out of struct eh_region.
11637 * gcc.c (enum add_del): Break out of struct modify_target.
11638 * genrecog.c (enum decision_type): Break out of struct decision_test.
11639 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
11641 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
11642 * regmove.c (enum match_use): New enum, broken out of struct match.
11643 * sched-int.h (enum post_call_group): New enum, broken out of
11645 (struct deps_reg): Break out of struct deps.
11646 * target.h (struct asm_int_op): Break out of struct gcc_target.
11647 * tree-eh.c (struct goto_queue_node): Break out of struct
11649 * tree-inline.h (enum copy_body_cge_which): Break out of
11651 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
11653 * c-decl.c (in_struct, struct_types): New static variables.
11654 (pushtag): Add loc parameter. Change all callers.
11655 (lookup_tag): Add ploc parameter. Change all callers.
11656 (check_compound_literal_type): New function.
11657 (parser_xref_tag): Add loc parameter. Change all callers. If
11658 -Wc++-compat, warn about struct/union/enum types defined within a
11660 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
11661 and loc parameters. Change all callers. Change error calls to
11662 error_at, using loc. For a redefinition, if the location of the
11663 original definition is known, report it. Set in_struct and
11664 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
11665 (finish_struct): Add new parameters enclosing_in_struct and
11666 enclosing_struct_types. Change all callers. Set
11667 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
11668 in the struct. If in a struct, add this struct to struct_types.
11669 (start_enum): Add loc parameter. Change all callers. Use
11670 error_at for errors, using loc. For a redefinition, if the
11671 location of the original definition is known, report it. If in a
11672 struct, add this enum type to struct_types. If -Wc++-compat warn
11673 if in sizeof, typeof, or alignof.
11674 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
11675 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
11676 (c_parser_enum_specifier): Get enum location for start_enum.
11677 (c_parser_struct_or_union_specifier): Get struct location for
11678 start_struct. Save in_struct and struct_types status between
11679 start_struct and finish_struct.
11680 (c_parser_cast_expression): Get location of cast.
11681 (c_parser_alignof_expression): Get location of type.
11682 (c_parser_postfix_expression): Likewise.
11683 (c_parser_postfix_expression_after_paren_type): Add type_loc
11684 parameter. Change all callers. Call check_compound_literal_type.
11685 Use type_loc for error about variable size type.
11686 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
11687 of an enum constant from an enum type defined in a struct or union.
11688 (c_cast_expr): Add loc parameter. Change all callers. If
11689 -Wc++-compat, warn about defining a type in a cast.
11690 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
11691 (start_enum, start_struct, finish_struct): Update declarations.
11692 (parser_xref_tag, c_cast_expr): Update declarations.
11693 (check_compound_literal_type): Declare.
11695 2009-05-11 Ben Elliston <bje@au.ibm.com>
11697 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
11698 for recent libcpp interface change.
11699 (rs6000_macro_to_expand): Likewise.
11701 2009-05-10 Michael Matz <matz@suse.de>
11704 * config/arm/arm.c (require_pic_register): Emit on entry edge,
11705 not at entry of function.
11707 2009-05-10 Richard Guenther <rguenther@suse.de>
11709 PR tree-optimization/40081
11711 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11712 using the main variant of the element type. Do not fiddle with
11713 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11715 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
11716 structs with volatile fields.
11718 2009-05-10 Jan Hubicka <jh@suse.cz>
11720 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
11721 (estimate_move_cost): Assert that it does not get called for
11723 (estimate_num_insns): Skip VOID types in argument handling.
11724 (optimize_inline_calls): Delete unreachable blocks and verify that
11725 callgraph is valid.
11727 2009-05-10 Jan Hubicka <jh@suse.cz>
11729 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
11730 * cgraph.c (cgraph_mark_address_taken_node): New function.
11731 (dump_cgraph_node): Dump new flag.
11732 * cgraph.h (struct cgraph_node): Add address_taken.
11733 (cgraph_mark_address_taken_node): New function.
11734 * ipa.c (cgraph_postorder): Prioritize functions with address taken
11735 since new direct calls can be born.
11737 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11739 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
11740 tok->val.node.node.
11742 2009-05-10 Jan Hubicka <jh@suse.cz>
11744 PR middle-end/40084
11745 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
11747 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
11748 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
11749 * tree-inline.c (copy_bb): Set frequency correctly.
11750 (fold_marked_statements): Update call to
11751 cgraph_update_edges_for_call_stmt.
11753 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11755 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
11756 identifiers in diagnostics.
11757 * config/arm/arm.c (arm_handle_fndecl_attribute,
11758 arm_handle_isr_attribute): Likewise.
11759 * config/avr/avr.c (avr_handle_progmem_attribute,
11760 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
11761 * config/bfin/bfin.c (handle_int_attribute,
11762 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
11763 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
11764 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
11766 * config/darwin.c (darwin_handle_kext_attribute,
11767 darwin_handle_weak_import_attribute): Likewise.
11768 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
11769 h8300_handle_eightbit_data_attribute,
11770 h8300_handle_tiny_data_attribute): Likewise.
11771 * config/i386/i386.c (ix86_handle_cconv_attribute,
11772 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
11773 * config/i386/winnt.c (ix86_handle_shared_attribute,
11774 ix86_handle_selectany_attribute): Likewise.
11775 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
11776 * config/m32c/m32c.c (function_vector_handler): Likewise.
11777 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
11778 m68hc11_handle_fntype_attribute): Likewise.
11779 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
11780 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
11781 * config/mips/mips.c (mips_insert_attributes,
11782 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
11783 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
11784 rs6000_handle_struct_attribute): Likewise.
11785 * config/sh/sh.c (sh_insert_attributes,
11786 sh_handle_resbank_handler_attribute,
11787 sh_handle_interrupt_handler_attribute,
11788 sh2a_handle_function_vector_handler_attribute,
11789 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
11791 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
11792 * config/spu/spu.c (spu_handle_fndecl_attribute,
11793 spu_handle_vector_attribute): Likewise.
11794 * config/stormy16/stormy16.c
11795 (xstormy16_handle_interrupt_attribute): Likewise.
11796 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
11797 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
11799 2009-05-10 Joseph Myers <joseph@codesourcery.com>
11801 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
11802 (pp_translate_identifiers): New.
11803 (pp_identifier): Only conditionally translate identifier to locale
11805 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
11806 (pp_base_tree_identifier): Only conditionally translate identifier
11807 to locale character set.
11808 * c-pretty-print.c (M_): Define.
11809 (pp_c_type_specifier, pp_c_primary_expression): Mark English
11810 fragments for conditional translation with M_.
11811 * tree-pretty-print.c (maybe_init_pretty_print): Disable
11812 identifier translation.
11814 2009-05-10 Richard Guenther <rguenther@suse.de>
11816 PR tree-optimization/40081
11817 * tree-sra.c (instantiate_element): Instantiate scalar replacements
11818 using the main variant of the element type. Do not fiddle with
11819 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
11821 2009-05-09 Jan Hubicka <jh@suse.cz>
11823 PR middle-end/40080
11824 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
11825 indirect calls; verify cgraph afterwards.
11827 2009-05-09 Jan Hubicka <jh@suse.cz>
11830 * ipa.c (update_inlined_to_pointer): New function.
11831 (cgraph_remove_unreachable_nodes): Use it.
11833 2009-05-09 Jan Hubicka <jh@suse.cz>
11835 * tree-eh.c (struct leh_state): Remove prev_try.
11836 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
11837 not track prev_try.
11838 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
11839 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
11840 remove_eh_handler_and_replace, foreach_reachable_handler,
11841 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
11842 * except.h (struct eh_region): Remove eh_region_u_cleanup.
11843 (gen_eh_region_cleanup): Update prototype.
11845 2009-05-09 Jan Hubicka <jh@suse.cz>
11847 PR middle-end/40043
11848 * except.c (copy_eh_region): Always set prev_try.
11849 (redirect_eh_edge_to_label): Find outer try.
11850 (foreach_reachable_handler): When looking for prev try
11851 handle case where previous try is not going to be taken.
11853 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
11855 PR tree-optimization/40049
11856 * tree-vect-stmts.c (vectorizable_operation): If the machine has
11857 only vector/vector shifts, convert the type of the constant to the
11858 appropriate type to avoid building incorrect trees, which
11859 eventually have problems with garbage collection.
11861 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11863 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
11864 -1 for complex floating-point types if honoring signed zeros.
11866 2009-05-08 Jan Hubicka <jh@suse.cz>
11868 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
11869 argument; handle correctly when profile is absent.
11870 (build_cgraph_edges): Update.
11871 (rebuild_cgraph_edges): Update.
11872 * cgraph.c: Do not include varray.h.
11873 (cgraph_set_call_stmt_including_clones): New function.
11874 (cgraph_create_edge_including_clones): Likewise
11875 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
11876 (cgraph_update_edges_for_call_stmt): Handle clones.
11877 (cgraph_remove_node): Handle clone tree.
11878 (cgraph_remove_node_and_inline_clones): New function.
11879 (dump_cgraph_node): Dump clone tree.
11880 (cgraph_clone_node): Handle clone tree.
11881 (clone_function_name): Bring here from tree-inline.c.
11882 (cgraph_create_virtual_clone): New function.
11883 * cgraph.h (ipa_replace_map): Move here from ipa.h.
11884 (cgraph_clone_info): New function.
11885 (strut cgraph_node): Add clone_info and new clone tree pointers.
11886 (cgraph_remove_node_and_inline_clones,
11887 cgraph_set_call_stmt_including_clones,
11888 cgraph_create_edge_including_clones,
11889 cgraph_create_virtual_clone): Declare.
11890 (cgraph_function_versioning): Use VEC argument.
11891 (compute_call_stmt_bb_frequency): Update prototype.
11892 (cgraph_materialize_all_clones): New function.
11893 * ipa-cp.c (ipcp_update_cloned_node): Remove.
11894 (ipcp_create_replace_map): Update to VECtors.
11895 (ipcp_update_callgraph): Use virtual clones.
11896 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
11897 (ipcp_update_profiling): Do not update local profiling.
11898 (ipcp_insert_stage): Use VECtors and virtual clones.
11899 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
11900 (clone_of_p): New function.
11901 (cgraph_preserve_function_body_p): Use clone tree.
11902 (cgraph_optimize): Materialize clones.
11903 (cgraph_function_versioning): Update for VECtors.
11904 (save_inline_function_body): Use clone tree.
11905 (cgraph_materialize_clone): New function.
11906 (cgraph_materialize_all_clones): Likewise.
11907 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
11908 * ipa.c: Include gimple.h.
11909 (cgraph_remove_unreachable_nodes): Use clone tree.
11910 * ipa-prop.c (ipa_note_param_call): Update call to
11911 compute_call_stmt_bb_frequencycall.
11912 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
11913 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
11914 (copy_bb): Handle updating of clone tree; add new edge when new call
11916 (expand_call_inline): Be strict about every call having edge.
11917 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
11918 (delete_unreachable_blocks_update_callgraph): New function.
11919 (tree_function_versioning): Use VECtors; always remove unreachable
11920 blocks and fold conditionals.
11921 * tree-inline.h: Do not include varray.h.
11922 (tree_function_versioning): Remove.
11923 * Makefile.in (GTFILES): Remove tree-inline.c
11924 * passes.c (do_per_function): Do only functions having body.
11925 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
11928 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
11929 Andrew Morrow <acm@google.com>
11932 * c-common.c (c_common_attribute_table): Permit deprecated
11933 attribute to take an optional argument.
11934 (handle_deprecated_attribute): If the optional argument to
11935 __attribute__((deprecated)) is not a string ignore the attribute
11936 and emit a warning.
11938 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
11939 * c-typeck.c (build_component_ref): Likewise.
11940 (build_external_ref): Likewise.
11942 * toplev.c (warn_deprecated_use): Add an attribute argument.
11943 Emit the message associated with __attribute__((deprecated)).
11945 * toplev.h (warn_deprecated_use): Updated.
11947 * doc/extend.texi: Document new optional parameter to
11948 __attribute__((deprecated))
11950 2009-05-08 Michael Eager <eager@eagercon.com>
11952 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11953 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11955 2009-05-08 Richard Guenther <rguenther@suse.de>
11957 PR tree-optimization/40062
11958 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11959 Avoid exponential behavior.
11961 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11963 PR rtl-optimization/33928
11965 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11966 process_uses, build_single_def_use_links): New.
11967 (update_df): Update use_def_ref.
11968 (forward_propagate_into): Use get_def_for_use instead of use-def
11970 (fwprop_init): Call build_single_def_use_links and let it initialize
11972 (fwprop_done): Free use_def_ref.
11973 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11974 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11975 df_rd_simulate_one_insn): New.
11976 (df_rd_bb_local_compute_process_def): Update head comment.
11977 (df_chain_create_bb): Use the new RD simulation functions.
11978 * df.h (df_rd_simulate_artificial_defs_at_top,
11979 df_rd_simulate_one_insn): New.
11980 * opts.c (decode_options): Enable fwprop at -O1.
11981 * doc/invoke.texi (-fforward-propagate): Document this.
11983 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11986 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11987 and one complex operand specially.
11988 * tree-complex.c (some_nonzerop): Do not identify a real value as
11989 zero if flag_signed_zeros.
11991 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11993 PR rtl-optimization/33928
11994 * loop-invariant.c (record_use): Fix && vs. || mishap.
11996 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11998 PR rtl-optimization/33928
11999 * loop-invariant.c (struct use): Add addr_use_p.
12000 (struct def): Add n_addr_uses.
12001 (struct invariant): Add cheap_address.
12002 (create_new_invariant): Set cheap_address.
12003 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
12004 (record_uses): Pass df_ref to record_use.
12005 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
12008 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
12010 * config/sh/sh.c: Do not include c-pragma.h.
12012 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
12014 * config/spu/spu.c: Remove include of c-common.h.
12016 2009-05-07 Janis Johnson <janis187@us.ibm.com>
12019 * c-common.h (mark_valid_location_for_stdc_pragma,
12020 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
12021 clear_float_const_decimal64, float_const_decimal64_p): New.
12022 * c.opt (Wunsuffixed-float-constants): New.
12023 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
12024 unsuffixed float constant, handle new warning.
12025 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
12026 * c-decl.c (c_scope): New flag float_const_decimal64.
12027 (set_float_const_decimal64, clear_float_const_decimal64,
12028 float_const_decimal64_p): New.
12029 (push_scope): Set new flag.
12030 * c-parser.c (c_parser_translation_unit): Mark when it's valid
12031 to use STDC pragmas.
12032 (c_parser_external_declaration): Ditto.
12033 (c_parser_compound_statement_nostart): Ditto.
12034 * c-pragma.c (valid_location_for_stdc_pragma,
12035 mark_valid_location_for_stdc_pragma,
12036 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
12037 handle_pragma_float_const_decimal64): New.
12038 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
12039 * cp/semantics.c (valid_location_for_stdc_pragma_p,
12040 set_float_const_decimal64, clear_float_const_decimal64,
12041 float_const_decimal64_p): New dummy functions.
12042 * doc/extend.texi (Decimal Float): Remove statement that the
12043 pragma, and suffix for double constants, are not supported.
12044 * doc/invoke.texi (Warning Options): List new option.
12045 (-Wunsuffixed-float-constants): New.
12047 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
12049 * config/i386/i386.c: Do not include c-common.h.
12051 2009-05-07 Mark Heffernan <meheff@google.com>
12053 * doc/invoke.texi (Debugging Options): Document change of debugging
12055 * opts.c (decode_options): Make dump_base_name relative to
12056 aux_base_name directory.
12058 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12060 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
12061 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
12063 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
12065 * Makefile.in (install-plugin): Simplify a bit.
12067 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
12069 * Makefile.in (OBJS-common): Add regcprop.o.
12071 * timevar.def (TV_CPROP_REGISTERS): New.
12072 * regrename.c (regrename_optimize): Return 0.
12073 (rest_of_handle_regrename): Delete.
12074 (pass_rename_registers): Point to regrename_optimize.
12075 (struct value_data_entry, struct value_data,
12076 kill_value_one_regno, kill_value_regno, kill_value,
12077 set_value_regno, init_value_data, kill_clobbered_value,
12078 kill_set_value, kill_autoinc_value, copy_value,
12079 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
12080 replace_oldest_value_reg, replace_oldest_value_addr,
12081 replace_oldest_value_mem, copyprop_hardreg_forward_1,
12082 debug_value_data, validate_value_data): Move...
12083 * regcprop.c: ... here.
12084 (rest_of_handle_cprop): Delete.
12085 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
12087 2009-05-07 Jakub Jelinek <jakub@redhat.com>
12089 PR middle-end/40057
12090 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
12091 GEN_INT for 1 << bitnum.
12092 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
12093 build_int_cst_type.
12095 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
12097 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
12098 Remove wrong description of "nand" operation.
12100 2009-05-06 Richard Guenther <rguenther@suse.de>
12101 Adam Nemet <anemet@caviumnetworks.com>
12103 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
12104 comment. Add that if LHS is not a gimple register, then RHS1 has
12105 to be a single object (GIMPLE_SINGLE_RHS).
12107 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
12109 * expr.c (get_def_for_expr): Move it up in the file.
12110 (store_field): When expanding a bit-field store, look at the
12111 defining gimple stmt for the masking conversion.
12113 2009-05-06 Janis Johnson <janis187@us.ibm.com>
12115 PR middle-end/39986
12116 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
12117 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
12118 32-bit memcpy into long.
12120 2009-05-06 Jakub Jelinek <jakub@redhat.com>
12122 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
12123 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
12125 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
12126 instead of appending DW_OP_deref*.
12128 2009-05-06 Michael Matz <matz@suse.de>
12130 PR middle-end/40021
12131 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
12132 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
12134 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
12136 * Makefile.in (install-plugin): Fix srcdir handling.
12138 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
12140 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
12141 when processing for not_regs_needed bitmap.
12142 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
12143 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
12144 handling it for rhs.
12146 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12148 * config/i386/i386.md (unnamed inc/dec peephole): Use
12149 optimize_insn_for_size_p instead of optimize_size.
12150 * config/i386/predicates.md (incdec_operand): Likewise.
12151 (aligned_operand): Likewise.
12152 * config/i386/sse.md (divv8sf3): Likewise.
12153 (sqrtv8sf2): Likewise.
12155 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12157 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
12159 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
12161 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
12163 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
12164 ssemodesuffixf2c with avxmodesuffixf2c.
12166 2009-05-06 Joseph Myers <joseph@codesourcery.com>
12169 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
12171 2009-05-05 Jakub Jelinek <jakub@redhat.com>
12173 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
12174 (struct tree_base): Adjust spacing for 8 bit boundaries.
12175 (struct tree_decl_common): Add decl_by_reference_flag bit.
12176 (DECL_BY_REFERENCE): Adjust.
12177 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
12178 print DECL_BY_REFERENCE bit.
12179 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
12180 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
12181 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
12182 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
12185 PR middle-end/39666
12186 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
12187 range of the type, but default label is missing, add it with one
12188 of the existing labels instead of adding a new label for it.
12190 2009-05-05 Joseph Myers <joseph@codesourcery.com>
12194 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
12196 * Makefile.in (enable_plugin, plugin_includedir): New.
12197 (install): Depend on install-plugin.
12198 (PLUGIN_HEADERS): New.
12199 (install-plugin): New.
12200 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
12202 2009-05-05 Richard Guenther <rguenther@suse.de>
12204 PR tree-optimization/40022
12205 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
12207 (phivn_valid_p): Fix tuplification error, simplify.
12208 (phiprop_insert_phi): Add dumps.
12209 (propagate_with_phi): Simplify.
12211 2009-05-05 Richard Guenther <rguenther@suse.de>
12213 PR middle-end/40023
12214 * builtins.c (gimplify_va_arg_expr): Properly build the address.
12216 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
12218 * tree.h (strip_float_extensions): Remove duplicate declaration.
12219 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
12220 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
12221 block_ultimate_origin): Rearrange the declarations line to match the
12222 comment that indicates the .c file which the functions are defined.
12223 (dwarf2out_*, set_decl_rtl): Add comment.
12224 (get_base_address): Adjust comment.
12225 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
12226 declarations line and add comment.
12227 (is_builtin_name): Add blank after function name, for clarity.
12229 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12231 * attribs.c (decl_attributes): Use %qE for identifiers in
12233 * cgraphunit.c (verify_cgraph_node): Translate function names to
12234 locale character set in diagnostics.
12235 * coverage.c (get_coverage_counts): Use %qE for identifiers in
12237 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
12238 Document that functions are named in UTF-8.
12239 * expr.c (expand_expr_real_1): Translate function names to locale
12240 character set in diagnostics.
12241 * gimplify.c (omp_notice_variable, omp_is_private,
12242 gimplify_scan_omp_clauses): Use %qE for identifiers in
12244 * langhooks.c (lhd_print_error_function): Translate function names
12245 to locale character set.
12246 * langhooks.h (decl_printable_name): Document that return value is
12247 in internal character set.
12248 * stmt.c: Include pretty-print.h
12249 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
12251 (resolve_operand_name_1): Translate named operand name to locale
12253 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
12255 * toplev.c (announce_function): Translate function names to locale
12257 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
12258 (default_tree_printer): Use pp_identifier or translate identifiers
12259 to locale character set. Mark "<anonymous>" for translation.
12260 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
12261 for identifiers in diagnostics.
12262 * tree.c (handle_dll_attribute): Use %qE for identifiers in
12264 * varasm.c (output_constructor): Use %qE for identifiers in
12267 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
12269 * configure.ac: use ` ` instead of $()
12270 * configure: Regenerate.
12272 2009-05-05 Ben Elliston <bje@au.ibm.com>
12274 * config/pa/linux-atomic.c: Eliminate conditional include of
12275 errno.h on non-LP64 systems to simplify build requirements.
12277 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12279 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
12281 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
12282 and pass value to identifier_to_locale.
12283 (warn_variable_length_array): Make name a tree.
12284 (grokdeclarator): Separate diagnostic texts for named and unnamed
12285 declarators. Use %qE for named declarators.
12286 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
12288 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
12289 identifiers in diagnostics.
12290 * c-typeck.c (push_member_name, start_init): Pass identifiers to
12291 identifier_to_locale. Mark "anonymous" strings for translation.
12293 2009-05-04 Michael Eager <eager@eagercon.com>
12295 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
12296 address for DImode/DFmode only if double-precision FP regs.
12298 2009-05-04 Michael Eager <eager@eagercon.com>
12300 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
12301 TARGET_SINGLE_FLOAT check.
12303 2009-05-04 Michael Eager <eager@eagercon.com>
12305 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
12307 2009-05-04 Michael Eager <eager@eagercon.com>
12309 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
12310 * config/rs6000/t-xilinx: New
12312 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
12314 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
12315 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
12316 * gcc/explow.c (memory_address): Use target hook.
12317 * gcc/targhooks.c (default_legitimize_address): New.
12318 * gcc/targhooks.h (default_legitimize_address): New.
12319 * gcc/target.h (legitimize_address): New.
12320 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
12321 (TARGET_INITIALIZER): Include it.
12322 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
12324 * config/bfin/bfin-protos.h (legitimize_address): Remove.
12325 * config/bfin/bfin.c (legitimize_address): Remove.
12326 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
12327 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
12329 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
12330 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
12332 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
12333 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
12334 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
12335 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
12336 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
12337 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
12338 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
12339 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
12340 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
12341 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
12342 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
12343 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
12344 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
12345 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
12346 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
12347 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
12348 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
12349 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
12350 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
12351 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
12352 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
12353 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
12354 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
12356 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
12357 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
12358 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
12359 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
12360 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
12361 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
12362 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
12363 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
12364 (thumb_legitimize_address): Delete.
12365 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
12366 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
12367 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
12368 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
12369 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
12370 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
12372 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
12375 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
12376 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
12377 * config/m32r/m32r.c (m32r_legitimize_address): New.
12378 * config/m68k/m68k.c (m68k_legitimize_address): New.
12379 * config/score/score.c (score_legitimize_address): Standardize.
12380 * config/score/score3.c (score3_legitimize_address): Standardize.
12381 * config/score/score3.h (score3_legitimize_address): Adjust.
12382 * config/score/score7.c (score7_legitimize_address): Standardize.
12383 * config/score/score7.h (score7_legitimize_address): Adjust.
12384 * config/sh/sh.c (sh_legitimize_address): New.
12385 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
12387 * gcc/config/s390/s390.c (legitimize_address): Rename to...
12388 (s390_legitimize_address): ... this.
12389 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
12390 (sparc_legitimize_address): ... this.
12391 * gcc/config/i386/i386.c (legitimize_address): Rename to...
12392 (ix86_legitimize_address): ... this.
12393 * gcc/config/avr/avr.c (legitimize_address): Rename to...
12394 (avr_legitimize_address): ... this.
12395 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
12396 (mn10300_legitimize_address): ... this.
12397 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
12398 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
12399 (alpha_expand_mov): Adjust call.
12401 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
12402 * config/spu/spu.c (spu_legitimize_address): Likewise.
12403 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
12404 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
12406 2009-05-04 Joseph Myers <joseph@codesourcery.com>
12408 * intl.c (locale_encoding, locale_utf8): New.
12409 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
12410 * intl.h (locale_encoding, locale_utf8): Declare.
12411 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
12412 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
12414 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
12416 (pp_tree_identifier): Define to call pp_base_tree_identifier.
12417 (pp_base_tree_identifier): Declare as function.
12418 (identifier_to_locale): Declare.
12419 * Makefile.in (pretty-print.o): Update dependencies.
12420 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
12422 2009-05-04 Richard Guenther <rguenther@suse.de>
12424 PR middle-end/40015
12425 * builtins.c (fold_builtin_memory_op): Do not decay to element
12426 type if the size matches the whole array.
12428 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
12430 * expmed.c (synth_mult): When trying out a shift, pass the result
12433 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
12435 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
12436 (shiftsub1_cost): New.
12437 (init_expmed): Compute shiftsub1_cost.
12438 (synth_mult): Optimize multiplications by constants of the form
12439 -(2^^m-1) for some constant positive integer m.
12441 2009-05-03 Richard Guenther <rguenther@suse.de>
12444 * c-typeck.c (array_to_pointer_conversion): Do not built
12445 ADDR_EXPRs of arrays of pointer-to-element type.
12446 * c-gimplify.c (c_gimplify_expr): Revert change fixing
12447 up wrong ADDR_EXPRs after-the-fact.
12448 * c-common.c (strict_aliasing_warning): Strip pointer
12449 conversions for obtaining the original type.
12450 * builtins.c (fold_builtin_memset): Handle array types.
12451 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
12454 2009-05-03 Richard Guenther <rguenther@suse.de>
12456 PR middle-end/23329
12457 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
12458 Do not lose casts from array types with unknown extent to array
12459 types with known extent.
12460 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
12461 alias set compatibility.
12463 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
12465 * flags.h (extra_warnings): Delete.
12466 * toplev.c (process_options): Handle Wuninitialized here.
12467 * opts.c (extra_warnings): Delete.
12468 (set_Wextra): Delete.
12469 (common_handle_option): -Wextra can be handled automatically.
12470 * c-opts.c (c_common_handle_option): Delete obsolete code.
12471 (c_common_post_options): Simplify comment.
12472 * common.opt (W): Add Var.
12474 (Wuninitialized): Initialize to -1.
12476 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
12477 Richard Guenther <rguenther@suse.de>
12479 * expr.c (get_def_for_expr): New function.
12480 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
12481 SSA rather than trees.
12482 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
12483 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
12485 2009-05-03 Joseph Myers <joseph@codesourcery.com>
12487 * c-common.c (reswords): Add _Imaginary.
12488 * c-common.c (enum rid): Add RID_IMAGINARY.
12490 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
12492 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
12493 Patch by Richard Guenther.
12495 2009-05-03 Anatoly Sokolov <aesok@post.ru>
12497 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
12498 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
12499 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
12500 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
12501 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
12502 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
12503 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
12504 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
12505 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
12506 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
12507 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
12508 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
12509 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
12510 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
12511 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
12512 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
12513 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
12514 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
12516 2009-05-02 Richard Guenther <rguenther@suse.de>
12518 PR tree-optimization/39940
12519 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
12522 2009-05-02 Richard Guenther <rguenther@suse.de>
12524 PR middle-end/40001
12525 * tree-ssa.c (execute_update_addresses_taken): Properly check
12526 if we can mark a variable DECL_GIMPLE_REG_P.
12527 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
12528 back to the end of the function.
12529 (is_gimple_reg_type): Remove complex type special casing.
12530 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
12533 2009-05-02 Ben Elliston <bje@au.ibm.com>
12535 * doc/collect2.texi (Collect2): Document search path behaviour
12536 when configured with --with-ld.
12538 2009-05-02 Jan Hubicka <jh@suse.cz>
12540 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
12541 parameter; update callers.
12542 (coalesce_cost_edge): EH edges are costier because they needs
12543 splitting even if not critical and even more costier when there are
12544 multiple EH predecestors.
12546 2009-05-02 Jan Hubicka <jh@suse.cz>
12548 * except.c (remove_eh_handler_and_replace): Handle updating after
12549 removing TRY blocks.
12551 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
12553 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
12555 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
12557 * varasm.c: Do not include c-pragma.h.
12558 * attribs.c: Do not incude c-common.h.
12560 2009-05-01 Michael Matz <matz@suse.de>
12562 * calls.c (initialize_argument_information): Handle SSA names like
12563 decls with a non MEM_P DECL_RTL.
12565 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
12567 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
12568 * ipa-utils.c: Likewise.
12569 * ipa-type-escape.c: Likewise.
12570 * cgraphunit.c Do not include c-common.h.
12571 * ipa-pure-const.c: Likewise.
12572 * tree-if-conv.c: Likewise.
12573 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
12574 * ipa-struct-reorg.c: Likewise.
12575 * tree-nomudflap.c: Likewise.
12576 * tree-ssa-structalias.c: Likewise.
12578 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
12580 * store-motion.c: Many cleanups to make this pass a first-class
12581 citizen instead of an appendix to gcse load motion. Add TODO list
12582 to make this pass faster/cleaner/better.
12584 (struct ls_expr): Post gcse.c-split cleanups.
12585 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
12586 "stores" field to "avail_stores".
12587 (pre_ldst_mems): Rename to store_motion_mems.
12588 (pre_ldst_table): Rename to store_motion_mems_table.
12589 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
12590 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
12591 (ldst_entry): Rename to st_expr_entry, update users.
12592 (free_ldst_entry): Rename to free_st_expr_entry, update users.
12593 (free_ldst_mems): Rename to free_store_motion_mems, update users.
12594 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
12596 (first_ls_expr): Rename to first_st_expr, update users.
12597 (next_ls_expr): Rename to next_st_expr, update users.
12598 (print_ldst_list): Rename to print_store_motion_mems. Print names of
12599 fields properly for store motion instead of names inherited from load
12601 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
12602 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
12605 (ae_kill): Rename to st_kill, update users.
12606 (ae_gen): Rename to st_avloc, update users.
12607 (transp): Rename to st_transp, update users.
12608 (pre_insert_map): Rename to st_insert_map, update users.
12609 (pre_delete_map): Rename to st_delete_map, update users.
12610 (insert_store, build_store_vectors, free_store_memory,
12611 one_store_motion_pass): Update for abovementioned changes.
12613 (gcse_subst_count, gcse_create_count): Remove.
12614 (one_store_motion_pass): New statistics counters "n_stores_deleted"
12615 and "n_stores_created", local variables.
12617 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
12620 (regvec, compute_store_table_current_insn): Remove.
12621 (reg_set_info, reg_clear_last_set): Remove.
12622 (compute_store_table): Use DF caches instead of local dataflow
12625 2009-05-01 Joseph Myers <joseph@codesourcery.com>
12627 * c-objc-common.c (c_tree_printer): Print identifiers with
12628 pp_identifier, not pp_string. Mark "({anonymous})" for
12630 * c-pretty-print.c (pp_c_ws_string): New.
12631 (pp_c_cv_qualifier, pp_c_type_specifier,
12632 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
12633 pp_c_storage_class_specifier, pp_c_function_specifier,
12634 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
12635 pp_c_primary_expression, pp_c_postfix_expression,
12636 pp_c_unary_expression, pp_c_shift_expression,
12637 pp_c_relational_expression, pp_c_equality_expression,
12638 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
12639 use pp_string and pp_c_ws_string in place of pp_identifier and
12640 pp_c_identifier for non-identifiers. Mark English strings for
12642 * c-pretty-print.h (pp_c_ws_string): Declare.
12644 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
12645 Roland McGrath <roland@redhat.com>
12647 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
12648 (ENABLE_LD_BUILDID): New configuration option.
12649 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
12650 (LINK_BUILDID_SPEC): New macro.
12651 (init_spec): If defined, prepend it between LINK_EH_SPEC and
12653 * doc/install.texi: Document --enable-linker-build-id option.
12654 * configure: Rebuild.
12655 * config.in: Rebuild.
12657 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
12659 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
12660 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
12661 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
12662 MIPS_GP_SAVE_AREA_SIZE.
12663 * config/mips/mips.c (struct mips_frame_info): Update comment
12664 before arg_pointer_offset and hard_frame_pointer_offset.
12665 (mips_compute_frame_info): Update diagram before function: to
12666 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
12667 indicate the position of frame_pointer_rtx with -fstack-protector and
12668 to show args_size. Don't allocate cprestore area for leaf functions
12669 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
12671 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
12673 2009-04-30 Michael Matz <matz@suse.de>
12675 PR tree-optimization/39955
12676 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
12678 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
12680 * ira.c (setup_cover_and_important_classes): Use safe macro
12681 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
12683 * genpreds.c (write_tm_preds_h): Output suitable definition of
12684 REG_CLASS_FOR_CONSTRAINT.
12686 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12688 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
12690 * bitmap.c (bitmap_descriptor): Likewise.
12691 * ggc-common.c (loc_descriptor): Likewise.
12692 * varray.c (varray_descriptor): Likewise.
12693 * vec.c (vec_descriptor): Likewise.
12695 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
12697 * Makefile.in (dce.o): Add $(EXCEPT_H).
12698 * dce.c: Include except.h and delete redundant vector definitions.
12699 (deletable_insn_p): Return false for non-call insns that can throw
12702 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
12704 * gcse.c (ae_gen): Remove.
12705 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
12706 and make non-static function to make it available in store-motion.c.
12707 Update call sites with search-and-replace.
12708 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
12709 extract_mentioned_regs, extract_mentioned_regs_helper,
12710 find_moveable_store, compute_store_table, load_kills_store, find_loads,
12711 store_killed_in_insn, store_killed_after, store_killed_before,
12712 build_store_vectors, insert_insn_start_basic_block, insert-store,
12713 remove_reachable_equiv_notes, replace_store_insn, delete_store,
12714 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
12715 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
12716 * store-motion.c: ...new file. Also copy data structures from gcse.c
12717 and clean up to remove parts not used by store motion.
12718 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
12719 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
12721 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12724 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
12725 when optimizing for size.
12727 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
12729 * gcse.c (gcse_constant_p): Fix typo in last change.
12731 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
12733 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
12735 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
12737 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
12739 2009-04-29 James E. Wilson <wilson@codesourcery.com>
12741 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
12742 CONST_HIGH_PART result.
12744 2009-04-29 Anatoly Sokolov <aesok@post.ru>
12746 * config/avr/avr.c (initial_elimination_offset): Rename to
12747 avr_initial_elimination_offset.
12748 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
12749 change return type to bool.
12750 (avr_can_eliminate): New function.
12751 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
12752 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
12753 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
12754 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
12755 avr_initial_elimination_offset.
12756 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
12757 (avr_initial_elimination_offset): Define.
12759 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
12760 Steven Bosscher <steven@gcc.gnu.org>
12762 PR rtl-optimization/39938
12763 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
12764 * cfgrtl.c: Include insn-attr.h.
12765 (rest_of_pass_free_cfg): New function.
12766 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
12767 * resource.c (init_resource_info): Remove call to df_analyze.
12769 2009-04-29 Richard Guenther <rguenther@suse.de>
12772 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
12773 allow conversion to signed integers.
12775 2009-04-29 Richard Guenther <rguenther@suse.de>
12777 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
12778 shifts of floating point vectors if the shift amount is
12779 a constant multiple of the element size.
12781 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
12782 Michael Matz <matz@suse.de>
12784 PR middle-end/39927
12786 * tree-outof-ssa.c (emit_partition_copy): New function.
12787 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
12788 insert_part_to_rtx_on_edge): Perform the partition base var
12789 copy using emit_partition_copy.
12790 (insert_value_copy_on_edge): Convert constants to the right mode.
12791 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
12792 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
12794 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12796 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
12797 scan backwards to try to find a constant to initialize it.
12799 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
12800 insn before the loop_end instruction, don't look past labels.
12802 2009-04-29 Richard Guenther <rguenther@suse.de>
12804 PR middle-end/39937
12805 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
12806 loose type conversions.
12807 (forward_propagate_addr_expr): Fix tuplification bug. Remove
12808 stmts only if there are no uses of its definition.
12810 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12812 * config/bfin/bfin.h (splitting_loops): Declare.
12813 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
12814 Reorder bit definitions to be ascending.
12815 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
12816 * config/bfin/bfin.c (splitting_loops): New variable.
12817 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
12818 (struct loop_info): Remove members INIT and LOOP_INIT.
12819 (bfin_optimize_loop): Don't set them. Reorder the code that generates
12820 the LSETUP sequence. Allow LC to be loaded from any register, but
12821 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
12822 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
12824 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
12825 of reload_completed.
12828 * config/bfin/bfin.md (movsi_insn): Refine constraints.
12830 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
12832 * Makefile.in (PLUGIN_VERSION_H): New.
12833 (OBJS-common): Remove plugin-version.o.
12834 (plugin.o): Depend on (PLUGIN_VERSION_H).
12835 (plugin-version.o): Remove.
12836 * configure: Regenerate
12837 * configure.ac: Create plugin-version.h.
12838 * gcc-plugin.h (plugin_gcc_version): Remove.
12839 (plugin_default_version_check): Change signature.
12840 * plugin-version.c: Remove.
12841 * plugin.c: Include plugin-version.h.
12842 (str_plugin_gcc_version_name): Remove.
12843 (try_init_one_plugin): Pass gcc version to plugin_init.
12844 (plugin_default_version_check): Both gcc and plugin versions are now
12847 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12849 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
12850 problematic last insns. Test for TYPE_CALL rather than CALL_P.
12851 Remove special case testing for last insn of inner loops. Don't fail
12852 if the loop ends with a jump, emit an extra nop instead.
12854 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
12855 DREGS rather than comparing directly. Remove code that tries to
12856 account for latencies.
12858 2009-04-29 Richard Guenther <rguenther@suse.de>
12860 PR tree-optimization/39941
12861 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
12862 eliminating an indirect call.
12864 2009-04-29 Richard Guenther <rguenther@suse.de>
12866 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
12867 parameter. Allow invariants as base if !require_lvalue.
12868 (verify_gimple_assign_single): Adjust.
12870 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12872 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
12873 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
12874 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
12875 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
12876 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
12878 * config/bfin/bfin.c (bfin_expand_builtin,
12879 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
12881 2009-04-28 Richard Guenther <rguenther@suse.de>
12883 * tree-vect-loop.c (get_initial_def_for_induction): Use
12884 correct types for pointer increment.
12886 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12888 * toplev.c (print_version): Update GMP version string calculation.
12890 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
12892 PR rtl-optimization/39938
12893 * resource.c (init_resource_info): Add call to df_analyze.
12895 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12897 * config/alpha/alpha.md (usegp): Cast the result of
12898 alpha_find_lo_sum_using_gp to enum attr_usegp.
12899 * config/alpha/alpha.c (override_options): Remove end-of-structure
12900 marker element from cpu_table. Use array size of cpu_table to handle
12901 -mcpu and -mtune options.
12902 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
12904 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12906 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
12907 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
12908 tune_32 and tune_64.
12909 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12910 support on PowerPC.
12911 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
12912 * config/rs6000/option-defaults.h: ... here. New file.
12913 (OPT_64, OPT_32): Define.
12914 (MASK_64BIT): Define to 0 if not already defined.
12915 (OPT_ARCH64, OPT_ARCH32): Define.
12916 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
12919 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12921 * config/arm/arm.c (arm_override_options): Emit error on using
12924 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12926 PR rtl-optimization/39914
12927 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12928 registers for allocnos created from user-defined variables only
12929 when not optimizing.
12931 2009-04-28 Richard Guenther <rguenther@suse.de>
12933 PR middle-end/39937
12934 * fold-const.c (fold_binary): Use distribute_real_division only
12937 2009-04-28 Steve Ellcey <sje@cup.hp.com>
12939 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
12940 add hpux-stdint.h to tm_file.
12941 (hppa[12]*-*-hpux11*): Ditto.
12942 (ia64*-*-hpux*): Ditto.
12943 * config/hpux-stdint.h: New.
12944 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
12945 __STDC_EXT__ for all compiles.
12946 * config/pa/pa-hpux.h: Ditto.
12947 * config/pa/pa-hpux10.h: Ditto.
12948 * config/pa/pa-hpux11.h: Ditto.
12950 2009-04-28 Catherine Moore <clm@codesourcery.com>
12952 * debug.h (set_name): Add comment.
12954 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12957 * config/darwin.c (machopic_gen_offset): Check
12958 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12959 * config/arm/arm.c (require_pic_register): Likewise.
12961 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12963 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12964 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12965 m32c_promote_prototypes): Delete.
12967 2009-04-28 Michael Matz <matz@suse.de>
12969 PR middle-end/39922
12970 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12973 2009-04-28 Richard Guenther <rguenther@suse.de>
12975 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12977 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12979 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12980 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12981 * config/arm/arm-tune.md: Regenerate.
12983 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12985 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12986 block if there are complex incoming edges.
12987 (sel_merge_blocks): Remove useless assert.
12988 (sel_redirect_edge_and_branch): Check that edge was redirected.
12989 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12990 (sel_find_rgns): Delete declaration.
12991 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12992 the region when it is not a preheader.
12994 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12997 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12999 2009-04-28 Richard Guenther <rguenther@suse.de>
13001 * tree.h (SSA_NAME_VALUE): Remove.
13002 (struct tree_ssa_name): Remove value_handle member.
13003 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
13004 array for jump threading.
13005 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
13007 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
13008 * tree-flow.h (threadedge_initialize_values): Declare.
13009 (threadedge_finalize_values): Likewise.
13010 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
13011 (SSA_NAME_VALUE): Define.
13012 (threadedge_initialize_values): New function.
13013 (threadedge_finalize_values): Likewise.
13014 * tree-ssa-dom.c (ssa_name_values): New global variable.
13015 (SSA_NAME_VALUE): Define.
13016 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
13018 2009-04-28 Ira Rosen <irar@il.ibm.com>
13020 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
13021 Use REPORT_VECTORIZED_LOCATIONS instead
13022 REPORT_VECTORIZED_LOOPS.
13023 * tree-vectorizer.c (vect_verbosity_level): Make static.
13024 (vect_loop_location): Rename to vect_location.
13025 (vect_set_verbosity_level): Update comment.
13026 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
13028 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
13029 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
13030 instead REPORT_UNVECTORIZED_LOOPS.
13031 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
13032 and vect_loop_def to vect_external_def and vect_internal_def.
13033 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
13034 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
13035 REPORT_UNVECTORIZED_LOCATIONS.
13036 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
13037 and vect_used_in_loop and to vect_unused_in_scope and
13038 vect_used_in_scope.
13039 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
13040 (vect_verbosity_level): Remove declaration.
13041 (vect_analyze_operations): Likewise.
13042 (vect_analyze_stmt): Declare.
13043 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
13044 REPORT_UNVECTORIZED_LOCATIONS.
13045 (vect_get_loop_niters): Fix indentation.
13046 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
13047 (vect_analyze_loop_operations): New function.
13048 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
13049 vect_analyze_operations.
13050 (vect_is_simple_reduction): Use new names.
13051 (vectorizable_live_operation, vect_transform_loop): Likewise.
13052 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
13053 to specify whether the data references can be a part of interleaving
13055 (vect_analyze_data_ref_dependence): Use new names.
13056 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
13057 (vect_create_addr_base_for_vector_ref): Remove redundant code.
13058 * tree-vect-patterns.c (widened_name_p): Use new names.
13059 (vect_recog_dot_prod_pattern): Likewise.
13060 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
13061 (process_use, vect_mark_stmts_to_be_vectorized,
13062 vect_model_simple_cost, vect_model_store_cost,
13063 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
13064 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
13065 vectorizable_operation, vectorizable_type_demotion,
13066 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
13067 vectorizable_condition): Likewise.
13068 (vect_analyze_operations): Split into vect_analyze_loop_operations
13070 (vect_analyze_stmt): ... new function.
13071 (new_stmt_vec_info): Use new names.
13072 (vect_is_simple_use): Use new names and fix comment.
13073 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
13074 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
13076 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
13079 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
13080 and integer modes for x87 operands. Do not ICE for unsupported size,
13081 generate error instead. Generate error for unsupported operand types.
13082 ['z']: Do not handle HImode memory operands specially. Warning
13083 for floating-point operands. Fallthru to 'Z' for unsupported operand
13084 types. Do not ICE for unsupported size, generate error instead.
13085 (output_387_binary_op): Use %Z to output operands.
13086 (output_fp_compare): Ditto.
13087 (output_387_reg_move): Ditto.
13089 2009-04-28 Ben Elliston <bje@au.ibm.com>
13094 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13096 * builtins.c (c_strlen): Do not warn here.
13097 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
13098 * c-common.c (pointer_int_sum): Take an explicit location.
13099 Warn about offsets out of bounds.
13100 * c-common.h (pointer_int_sum): Adjust declaration.
13102 2009-04-27 Ian Lance Taylor <iant@google.com>
13104 * collect2.c (is_ctor_dtor): Change type of ret field in struct
13106 * dce.c (run_fast_df_dce): Change type of old_flags to int.
13107 * df-core.c (df_set_flags): Change return type to int. Change
13108 type of old_flags to int.
13109 (df_clear_flags): Likewise.
13110 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
13111 (df_get_conditional_uses): Likewise.
13112 * df.h (df_set_flags, df_clear_flags): Update declarations.
13113 * dwarf2out.c (struct indirect_string_node): Change type of form
13114 field to enum dwarf_form.
13115 (AT_string_form): Change return type to enum dwarf_form.
13116 * fixed-value.c (fixed_compare): Add cast to enum type.
13117 * fwprop.c (update_df): Change 0 to VOIDmode.
13118 * gensupport.c: Change 0 to UNKNOWN.
13119 * gimple.h (gimple_cond_code): Add cast to enum type.
13120 * haifa-sched.c (reemit_notes): Add cast to enum type.
13121 * hooks.c (hook_int_void_no_regs): Remove function.
13122 * hooks.h (hook_int_void_no_regs): Remove declaration.
13123 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
13124 * predict.c (combine_predictions_for_insn): Add casts to enum type.
13125 * real.c (real_arithmetic): Add cast to enum type.
13126 (real_compare): Likewise.
13127 * target.h (struct gcc_target): Change return type of
13128 branch_target_register_class to enum reg_class.
13129 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
13130 default_branch_target_register_class.
13131 * targhooks.c (default_branch_target_register_class): New function.
13132 * targhooks.h (default_branch_target_register_class): Declare.
13133 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
13134 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
13136 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
13138 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
13139 vect_uninitialized_def. Change 0 to ERROR_MARK.
13140 * tree-vect-stmts.c (supportable_widening_operation): Don't
13141 initialize icode1 and icode2.
13142 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
13143 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
13145 (cmn_err_flag_specs): Change 0 to STD_C89.
13146 (cmn_err_char_table): Likewise.
13147 * config/arm/arm.c (get_arm_condition_code): Change type of code
13148 to enum arm_cond_code.
13149 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
13150 (IWMMXT_BUILTIN2): Likewise.
13151 (neon_builtin_type_bits): Don't define typedef.
13152 (neon_builtin_datum): Change type of bits field to int.
13153 (arm_expand_neon_args): Add cast to enum type.
13154 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
13156 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
13157 casts to enum type.
13158 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
13160 * config/mips/mips.md (jal_macro): Return enum constant.
13161 (single_insn): Likewise.
13162 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
13164 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13165 casts to enum type.
13166 * config/s390/s390.c (s390_tune_flags): Change type to int.
13167 (s390_arch_flags): Likewise.
13168 (s390_handle_arch_option): Change flags field of struct pta to int.
13169 * config/s390/s390.h (s390_tune_flags): Update declaration.
13170 (s390_arch_flags): Likewise.
13171 * config/sh/sh.c (prepare_move_operands): Compare
13172 tls_symbolic_operand result with enum constant.
13173 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
13174 (sh_expand_prologue): Add cast to enum type.
13175 (sh_expand_epilogue): Likewise.
13176 (tls_symbolic_operand): Change return type to enum tls_model.
13177 (fpscr_set_from_mem): Add cast to enum type.
13178 (legitimize_pic_address): Compare tls_symbolic_operand result with
13180 (sh_target_reg_class): Change return type to enum reg_class.
13181 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
13183 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
13184 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
13185 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
13186 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
13187 (delayed_branch, tls_call_delay): Likewise.
13188 (eligible_for_sibcall_delay): Likewise.
13189 (eligible_for_return_delay): Likewise.
13190 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
13191 (spu_expand_builtin_1): Likewise.
13193 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
13194 for all types of conversions.
13195 (output_init_element): Issue -Wc++-compat warning if needed when
13196 initializing a bitfield with enum type.
13197 * c-parser.c (c_parser_expression): Set original_type to
13198 original_type of right hand operand of comma operator.
13200 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13202 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
13204 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
13205 * doc/cpp.texi (Standard Predefined Macros)
13206 (Implementation-defined behavior): Likewise.
13207 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
13208 * doc/gimple.texi (GIMPLE Exception Handling)
13209 (@code{GIMPLE_ASSIGN}): Likewise.
13210 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
13211 * doc/invoke.texi (Warning Options, Optimize Options)
13212 (AVR Options, Darwin Options): Likewise.
13213 (Optimize Options): Reformulate -fwhole-program description.
13214 * doc/loop.texi (Lambda): Likewise.
13215 * doc/md.texi (Output Template, Define Constraints)
13216 (Standard Names, Insn Splitting): Likewise.
13217 * doc/options.texi (Option properties): Likewise.
13218 * doc/passes.texi (Tree-SSA passes): Likewise.
13219 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
13220 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
13221 (File Names and DBX): Likewise.
13222 * doc/trouble.texi (Incompatibilities): Likewise.
13224 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13226 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
13227 instruction is correct.
13229 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
13231 Allow non-constant arguments to conversion intrinsics.
13232 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
13233 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
13234 * spu.c (print_operand): Handle 'v' and 'w'.
13235 (exp2_immediate_p, spu_gen_exp2): Define.
13236 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
13237 spu_convtf_1): Update parameter descriptions.
13238 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
13239 * constraints.md ('v', 'w'): New.
13240 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
13242 (i2f, I2F): New define_mode_attr.
13243 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
13244 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
13245 fixuns_truncv4sfv4si2): Update to use mode attribute.
13246 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
13247 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
13248 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
13249 patterns for combine.
13251 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
13253 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
13254 (cprop, hoist, pre, store_motion): New debug counters.
13255 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
13256 is not an RTL pass anymore.
13257 (pass_profiling): Remove extern decl for pass removed in 2005.
13258 (pass_gcse, pass_jump_bypass): Remove.
13259 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
13260 to 0 for clean state.
13261 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
13262 * cse.c (gate_handle_cse_after_global_opts,
13263 rest_of_handle_cse_after_global_opts): New functions.
13264 (pass_cse_after_global_opts): New pass, does local CSE.
13265 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
13266 (TV_CPROP): New timevar.
13267 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
13268 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
13269 (gcse_main, recompute_all_luids): Remove.
13270 (compute_hash_table_work): Call max_reg_num instead of reading
13272 (cprop_jump): Don't set run_jump_opt_after_gcse.
13273 (constprop_register): Always allow to alter jumps.
13274 (cprop_insn): Likewise.
13275 (do_local_cprop): Likewise.
13276 (local_cprop_pass): Likewise. Return non-zero if something changed.
13277 (cprop): Remove function, fold interesting bits into one_cprop_pass.
13278 (find_implicit_sets): Add note about missed optimization opportunity.
13279 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
13280 pass_rtl_cprop execute function.
13281 Don't bother tracking the pass number, each pass gets its own dumpfile
13283 Always allow to alter jumpsand bypass jumps.
13284 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
13285 will just find no suitable set.
13286 (pre_edge_insert): Fix dumping, this function is for PRE only.
13287 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
13288 pass_rtl_pre execute function.
13289 (hoist_code): Return non-zero if something changed. Keep track of
13290 substitutions and insertions for statistics gathering similar to PRE.
13291 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
13292 called from the pass_rtl_hoist execute function. Show pass statistics.
13293 (compute_store_table): Use max_reg_num directly instead of using the
13294 formerly global max_gcse_regno.
13295 (build_store_vectors): Likewise.
13296 (replace_store_insn): Fix dumping.
13297 (store_motion): Rename to ...
13298 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
13299 pass, called from the pass_rtl_store_motion execute function. Keep
13300 track of substitutions and insertions for statistics gathering similar
13302 (bypass_jumps): Remove, fold interesting bits into ...
13303 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
13304 from the pass_rtl_cprop execute function.
13305 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
13306 pass_jump_bypass): Remove.
13307 (gate_handle_gcse, rest_of_handle_gcse): Remove.
13308 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
13309 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
13310 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
13311 (gate_rtl_store_motion, execute_rtl_store_motion,
13312 pass_rtl_store_motion): New.
13313 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
13314 make it clear that -fcse-skip-blocks is a no-op for backward compat.
13315 * passes.c (init_optimization_passes): Remove pass_gcse and
13316 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
13317 and cse_after_global_opts in place of pass_gcse. Schedule cprop
13318 instead of pass_jump_bypass.
13320 2009-04-27 Richard Guenther <rguenther@suse.de>
13322 PR middle-end/39928
13323 * gimplify.c (gimplify_expr): If we are required to create
13324 a temporary make sure it ends up as register.
13326 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
13329 * config/i386/i386.c (construct_container): Don't call
13330 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
13331 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
13333 2009-04-27 Michael Matz <matz@suse.de>
13335 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
13336 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
13337 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
13338 (dump_replaceable_exprs): Take a bitmap.
13339 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
13341 (expand_gimple_basic_block): Likewise.
13342 * tree-ssa-ter.c (struct temp_expr_table_d): Make
13343 replaceable_expressions member a bitmap.
13344 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
13345 (mark_replaceable): Likewise.
13346 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
13347 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
13349 2009-04-27 Richard Guenther <rguenther@suse.de>
13351 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
13352 (verify_stmts): Dispatch to gimple/type verification code.
13353 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
13354 issue with call argument types.
13356 2009-04-27 Michael Matz <matz@suse.de>
13358 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
13359 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
13362 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
13363 Eric Botcazou <ebotcazou@adacore.com>
13365 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
13366 a label's basic block.
13367 (mark_target_live_regs): Tidy and rework obsolete comments.
13368 Change back DF problem to LIVE. If a label starts a basic block,
13369 assume that all registers that used to be live then still are.
13370 (init_resource_info): If a label starts a basic block, set its
13371 BLOCK_FOR_INSN accordingly.
13372 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
13374 2009-04-27 Richard Guenther <rguenther@suse.de>
13376 * tree-flow-inline.h (function_ann): Remove.
13377 (get_function_ann): Likewise.
13378 * tree-dfa.c (create_function_ann): Remove.
13379 * tree-flow.h (struct static_var_ann_d): Remove.
13380 (struct function_ann_d): Likewise.
13381 (union tree_ann_d): Remove fdecl member.
13382 (function_ann_t): Remove.
13383 (function_ann, get_function_ann, create_function_ann): Remove
13386 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
13388 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
13390 2009-04-27 Jan Hubicka <jh@suse.cz>
13392 * ipa-pure-const.c (struct funct_state_d): New fields
13393 state_previously_known, looping_previously_known; remove
13394 state_set_in_source.
13395 (analyze_function): Use new fields.
13396 (propagate): Avoid assumption that state_set_in_source imply
13399 * tree-ssa-loop-niter.c (finite_loop_p): New function.
13400 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
13401 * cfgloop.h (finite_loop_p): Declare.
13403 2009-04-26 Michael Matz <matz@suse.de>
13405 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
13407 2009-04-26 Michael Matz <matz@suse.de>
13409 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
13410 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
13411 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
13412 pass_mark_used_blocks): Remove.
13413 * tree-optimize.c (pass_free_datastructures,
13414 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
13415 * passes.c (init_optimization_passes): Don't call
13416 pass_mark_used_blocks, remove dead code.
13418 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
13420 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
13421 * tree-ssa-live.h (register_ssa_partition): Likewise.
13423 2009-04-26 Michael Matz <matz@suse.de>
13426 * builtins.c (fold_builtin_next_arg): Handle SSA names.
13427 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
13428 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
13430 (compare_pairs): Swap cost comparison.
13431 (coalesce_ssa_name): Don't use change_partition_var.
13432 * tree-nrv.c (struct nrv_data): Add modified member.
13433 (finalize_nrv_r): Set it.
13434 (tree_nrv): Use it to update statements.
13435 (pass_nrv): Require PROP_ssa.
13436 * tree-mudflap.c (mf_decl_cache_locals,
13437 mf_build_check_statement_for): Use make_rename_temp.
13438 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
13439 * alias.c (find_base_decl): Handle SSA names.
13440 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
13441 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
13442 * rtl.h (set_reg_attrs_for_parm): Declare.
13443 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
13444 to "optimized", remove unused locals at finish.
13445 (execute_free_datastructures): Make global, call
13446 delete_tree_cfg_annotations.
13447 (execute_free_cfg_annotations): Don't call
13448 delete_tree_cfg_annotations.
13450 * ssaexpand.h: New file.
13451 * expr.c (toplevel): Include ssaexpand.h.
13452 (expand_assignment): Handle SSA names the same as register variables.
13453 (expand_expr_real_1): Expand SSA names.
13454 * cfgexpand.c (toplevel): Include ssaexpand.h.
13455 (SA): New global variable.
13456 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
13457 (SSAVAR): New macro.
13458 (set_rtl): New helper function.
13459 (add_stack_var): Deal with SSA names, use set_rtl.
13460 (expand_one_stack_var_at): Likewise.
13461 (expand_one_stack_var): Deal with SSA names.
13462 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
13463 before unique numbers.
13464 (expand_stack_vars): Use set_rtl.
13465 (expand_one_var): Accept SSA names, add asserts for them, feed them
13466 to above subroutines.
13467 (expand_used_vars): Expand all partitions (without default defs),
13468 then only the local decls (ignoring those expanded already).
13469 (expand_gimple_cond): Remove edges when jumpif() expands an
13470 unconditional jump.
13471 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
13472 or remove abnormal edges. Ignore insns setting the LHS of a TERed
13474 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
13475 members of SA; deal with PARM_DECL partitions here; expand
13476 all PHI nodes, free tree datastructures and SA. Commit instructions
13477 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
13478 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
13479 info and statements at start, collect garbage at finish.
13480 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
13481 (VAR_ANN_PARTITION) Remove.
13482 (change_partition_var): Don't declare.
13483 (partition_to_var): Always return SSA names.
13484 (var_to_partition): Only accept SSA names.
13485 (register_ssa_partition): Only check argument.
13486 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
13488 (delete_var_map): Don't free it.
13489 (var_union): Only accept SSA names, simplify.
13490 (partition_view_init): Mark only useful SSA names as used.
13491 (partition_view_fini): Only deal with SSA names.
13492 (change_partition_var): Remove.
13493 (dump_var_map): Use ssa_name instead of partition_to_var member.
13494 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
13496 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
13497 (struct _elim_graph): New member const_dests; nodes member vector of
13499 (set_location_for_edge): New static helper.
13500 (create_temp): Remove.
13501 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
13502 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
13503 (new_elim_graph): Allocate const_dests member.
13504 (clean_elim_graph): Truncate const_dests member.
13505 (delete_elim_graph): Free const_dests member.
13506 (elim_graph_size): Adapt to new type of nodes member.
13507 (elim_graph_add_node): Likewise.
13508 (eliminate_name): Likewise.
13509 (eliminate_build): Don't take basic block argument, deal only with
13510 partition numbers, not variables.
13511 (get_temp_reg): New static helper.
13512 (elim_create): Use it, deal with RTL temporaries instead of trees.
13513 (eliminate_phi): Adjust all calls to new signature.
13514 (assign_vars, replace_use_variable, replace_def_variable): Remove.
13515 (rewrite_trees): Only do checking.
13516 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
13517 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
13518 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
13519 contains_tree_r, MAX_STMTS_IN_LATCH,
13520 process_single_block_loop_latch, analyze_edges_for_bb,
13521 perform_edge_inserts): Remove.
13522 (expand_phi_nodes): New global function.
13523 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
13524 functions, initialize new parameter, remember partitions having a
13526 (finish_out_of_ssa): New global function.
13527 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
13528 don't reset in_ssa_p here, don't disable TER when mudflap.
13529 (pass_del_ssa): Remove.
13530 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
13532 (execute_free_datastructures): Declare.
13533 * Makefile.in (SSAEXPAND_H): New variable.
13534 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
13535 * basic-block.h (commit_one_edge_insertion): Declare.
13536 * passes.c (init_optimization_passes): Move pass_nrv and
13537 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
13538 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
13539 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
13540 (redirect_branch_edge): Deal with super block when expanding, split
13541 out jump patching itself into ...
13542 (patch_jump_insn): ... here, new static helper.
13544 2009-04-26 Michael Matz <matz@suse.de>
13546 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
13547 beyond num_ssa_names.
13548 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
13549 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
13551 2009-04-26 Jakub Jelinek <jakub@redhat.com>
13553 PR inline-asm/39543
13554 * fwprop.c (forward_propagate_asm): New function.
13555 (forward_propagate_and_simplify): Propagate also into __asm, if it
13556 doesn't increase the number of referenced registers.
13559 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
13561 2009-04-26 Jakub Jelinek <jakub@redhat.com>
13563 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
13564 note_nonlocal_vla_type for nonlocal VLAs.
13565 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
13566 contains_remapped_vars, remap_vla_decls): New functions.
13567 (convert_nonlocal_reference_stmt): If not optimizing, call
13568 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
13569 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
13570 if it wasn't found in var_map.
13571 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
13572 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
13573 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
13575 * gimplify.c (nonlocal_vlas): New variable.
13576 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
13578 (gimplify_body): Create and destroy nonlocal_vlas.
13580 * dwarf2out.c (loc_descr_plus_const): New function.
13581 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
13582 mem_loc_descriptor, loc_descriptor_from_tree_1,
13583 descr_info_loc, gen_variable_die): Use it.
13585 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
13586 !TREE_STATIC VAR_DECLs.
13587 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
13588 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
13589 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
13590 DECL_BY_REFERENCE is valid.
13591 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
13592 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
13593 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
13594 Copy DECL_BY_REFERENCE.
13595 (struct nesting_copy_body_data): New type.
13596 (nesting_copy_decl): New function.
13597 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
13598 if they have variable length.
13600 2009-04-26 Michael Matz <matz@suse.de>
13602 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
13603 mark new temporaries for renaming.
13605 2009-04-26 Joseph Myers <joseph@codesourcery.com>
13608 * c-decl.c (global_bindings_p): Return negative value.
13609 (c_variable_size): New. Based on variable_size from
13611 (grokdeclarator): Call c_variable_size not variable_size.
13613 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
13615 * config/i386/i386.c (print_operand) ['z']: Fix typo.
13617 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
13619 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
13620 Redefine it to just use mingw/include.
13621 (ASM_SPEC): Rules for -m32 and -m64.
13622 (LINK_SPEC): Use Likewise.
13623 (SPEC_32): New define.
13624 (SPEC_64): Likewise.
13625 (SUB_LINK_SPEC): Likewise.
13626 (MULTILIB_DEFAULTS): New define.
13627 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
13628 Add multilib options.
13629 (MULTILIB_DIRNAMES): Likewise.
13630 (MULTILIB_OSDIRNAMES): Likewise.
13631 (LIBGCC): Likewise.
13632 (INSTALL_LIBGCC): Likewise.
13634 2009-04-26 Joseph Myers <joseph@codesourcery.com>
13637 * c-tree.h (enum c_inline_static_type): New.
13638 (record_inline_static): Declare.
13639 * c-decl.c (struct c_inline_static, c_inline_statics,
13640 record_inline_static, check_inline_statics): New.
13641 (pop_file_scope): Call check_inline_statics.
13642 (start_decl): Call record_inline_static instead of pedwarning
13643 directly for static in inline function.
13644 * c-typeck.c (build_external_ref): Call record_inline_static
13645 instead of pedwarning directly for static referenced in inline
13648 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
13650 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
13651 not new but only being rescanned.
13652 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
13653 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
13654 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
13655 record_set_info, compute_set, grealloc): Remove.
13656 (recompute_all_luids): New function.
13657 (gcse_main): Don't compute sets, and don't do related memory
13658 allocations/free-ing. If something changed before the end of the
13659 pass, update LUIDs using recompute_all_luids.
13660 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
13661 (free_gcse_mem): Don't free it either.
13662 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
13663 Use the df insn LUIDs.
13664 (load_killed_in_block): Likewise.
13665 (compute_hash_table_work): Don't compute reg_set_in_block.
13666 (compute_transp): Use DF_REG_DEF_CHAINs.
13667 (local_cprop_pass): Don't use compute_sets and related functions.
13668 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
13669 Use get_max_uid() instead of max_cuid.
13670 (insert_insn_end_basic_block, pre_insert_copy_insn,
13671 update_ld_motion_stores): Don't try to
13672 keep reg_set tables up to date.
13673 (pre_insert_copies): Use df insn LUIDs.
13674 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
13675 (reg_set_info): Don't use extra bitmap argument.
13676 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
13677 information to compute regs_set_in_block.
13678 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
13679 (bypass_jumps): Don't use compute_sets and friends.
13681 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13684 * opts.c (undocumented_msg): Do not leave blank even with
13687 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13689 * c-decl.c (build_enumerator): Allow values folding to integer
13690 constants but not integer constant expressions with a pedwarn if
13693 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13696 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
13697 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
13698 type is an integer constant.
13700 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13703 * config/i386/i386.c (print_operand) ['z']: Revert handling of
13706 2009-04-25 Joseph Myers <joseph@codesourcery.com>
13709 * c-decl.c (grokdeclarator): Diagnose declarations of functions
13710 with variably modified return type and no storage class
13711 specifiers, except for the case of nested functions. Distinguish
13712 extern declarations of functions with variably modified return
13713 types from those of objects with variably modified types.
13715 2009-04-25 Jan Hubicka <jh@suse.cz>
13717 * tree.c (list_equal_p): New function.
13718 * tree.h (list_equal_p): Declare.
13719 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13720 basic_block_def, basic_block, const_basic_block): New.
13721 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
13722 (redirect_eh_edge): New function.
13723 (make_eh_edge_update_phi): EH edges are not abnormal.
13724 * except.c: Include tree-flow.h.
13725 (list_match): New function.
13726 (eh_region_replaceable_by_p): New function.
13727 (replace_region): New function.
13728 (hash_type_list): New function.
13729 (hash_eh_region): New function.
13730 (eh_regions_equal_p): New function.
13731 (merge_peers): New function.
13732 (remove_unreachable_regions): Verify EH tree when checking;
13734 (copy_eh_region_1): New function.
13735 (copy_eh_region): New function.
13736 (push_reachable_handler): New function.
13737 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
13738 regions without label but with live RESX.
13739 * except.h (redirect_eh_edge_to_label): New.
13740 * tree-flow.h (redirect_eh_edge): New.
13741 * coretypes.h (edge_def, edge, const_edge, basic_block_def
13742 basic_block_def, basic_block, const_basic_block): Remove.
13743 * Makefile.in (except.o): Add dependency on tree-flow.h
13744 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
13745 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
13748 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
13751 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
13752 on the destination of memcpy.
13754 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
13756 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
13757 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
13758 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
13760 2009-04-25 Jan Hubicka <jh@suse.cz>
13762 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
13763 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
13764 to be reached by different label than left.
13765 (update_eh_edges): Update comment; remove edge_to_remove if possible
13766 and return true if suceeded.
13767 (cleanup_empty_eh): Accept sharing map; handle shared regions.
13768 (cleanup_eh): Compute sharing map.
13769 * except.c (remove_eh_handler_and_replace): Add argument if we should
13771 (remove_unreachable_regions): Update for label sharing.
13772 (label_to_region_map): Likewise.
13773 (get_next_region_sharing_label): New function.
13774 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
13776 (remove_eh_handler): Update.
13777 (remove_eh_region_and_replace_by_outer_of): New function.
13778 * except.h (struct eh_region): Add next_region_sharing_label.
13779 (remove_eh_region_and_replace_by_outer_of,
13780 get_next_region_sharing_label): Declare.
13781 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
13783 2009-04-25 Jan Hubicka <jh@suse.cz>
13785 * tree-cfg.c (split_critical_edges): Split also edges where we can't
13786 insert code even if they are not critical.
13788 2009-04-25 Jan Hubicka <jh@suse.cz>
13790 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13791 (gimple_can_remove_branch_p): EH edges won't remove branch by
13793 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
13794 updating of non-abnormal EH edges.
13795 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
13796 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
13797 (split_critical_edges): Split also edges where emitting code on them
13798 will lead to splitting later.
13800 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
13801 H.J. Lu <hongjiu.lu@intel.com>
13804 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
13805 the configured assembler supports fildq and fistpq mnemonics.
13806 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
13807 * configure: Regenerated.
13808 * config.in: Ditto.
13810 * config/i386/i386.c (print_operand): Handle 'Z'.
13811 ['z']: Remove handling of special fild/fist suffixes.
13812 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
13813 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
13814 suffix of fild insn.
13815 (*floatsi<mode>2_vector_mixed): Ditto.
13816 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
13817 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
13818 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13819 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
13820 * config/i386/gas.h (GAS_MNEMONICS): Remove.
13822 2009-04-25 Ben Elliston <bje@au.ibm.com>
13824 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
13825 the source of a set operation.
13827 2009-04-25 Anatoly Sokolov <aesok@post.ru>
13829 * target.h (struct gcc_target): Add case_values_threshold field.
13830 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
13831 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
13832 * targhooks.c (default_case_values_threshold): New function.
13833 * targhooks.h (default_case_values_threshold): Declare function.
13834 * stmt.c (expand_case): Use case_values_threshold target hook.
13835 * expr.h (case_values_threshold): Remove declartation.
13836 * expr.c (case_values_threshold): Remove function.
13837 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
13839 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
13840 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13841 (avr_case_values_threshold): Declare as static.
13842 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
13844 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
13845 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
13846 (mn10300_case_values_threshold): New function.
13848 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13850 * ira.c (setup_cover_and_important_classes): Add enum cast.
13852 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
13854 * genpreds.c (write_enum_constraint_num): Output definition of
13855 CONSTRAINT_NUM_DEFINED_P macro.
13856 * ira.c (setup_cover_and_important_classes): Use
13857 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
13859 2009-04-24 DJ Delorie <dj@redhat.com>
13861 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
13862 __SH2A_SINGLE_ONLY__ also.
13864 2009-04-24 Steve Ellcey <sje@cup.hp.com>
13866 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
13867 (movdf_internal): Ditto.
13868 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
13869 SFmode and DFmode constants.
13870 (ia64_print_operand): Add 'G' format for printing
13871 floating point constants.
13873 2009-04-24 Richard Guenther <rguenther@suse.de>
13875 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
13876 from unsigned additions.
13878 2009-04-24 Joseph Myers <joseph@codesourcery.com>
13880 * c-typeck.c (set_init_index): Allow array designators that are
13881 not integer constant expressions with a pedwarn if pedantic.
13883 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13885 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
13886 zero if no overlap in nonzero bits between the operands.
13888 2009-04-24 Ian Lance Taylor <iant@google.com>
13890 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
13891 (record_dead_and_set_regs): Likewise.
13892 * df.h (struct df_mw_hardreg): Change flags field to int.
13893 (struct df_base_ref): Likewise.
13894 (struct df): Change changeable_flags field to int.
13895 * df-scan.c (df_defs_record): Change clobber_flags to int.
13896 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
13897 constants rather than #define macros.
13898 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
13899 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
13900 (enum dwarf_calling_convention): Likewise.
13901 (enum dwarf_line_number_x_ops): Likewise.
13902 (enum dwarf_call_frame_info): Likewise.
13903 (enum dwarf_source_language): Likewise.
13904 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
13905 (add_calling_convention_attribute): Likewise.
13906 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
13907 (combine_comparisons): Change compcode to int. Add cast to enum type.
13908 * genrecog.c (maybe_both_true_2): Change c to int.
13909 (write_switch): Likewise. Add cast to enum type.
13910 * gimplify.c (gimplify_omp_for): Handle return values from
13911 gimplify_expr using MIN rather than bitwise or.
13912 (gimplify_expr): Add cast to enum type.
13913 * ipa-prop.c (update_jump_functions_after_inlining): Change
13914 IPA_BOTTOM to IPA_JF_UNKNOWN.
13915 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
13916 Add casts to enum type.
13917 (setup_cover_and_important_classes): Change cl to int. Add casts
13919 (setup_class_translate): Change cl and mode to int.
13920 (ira_init_once): Change mode to int.
13921 (free_register_move_costs): Likewise.
13922 (setup_prohibited_mode_move_regs): Add casts to enum type.
13923 * langhooks.c (add_builtin_function_common): Rework assertion that
13924 value fits bitfield.
13925 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
13926 * omega.c (omega_do_elimination): Avoid math on enum types.
13927 * optabs.c (expand_vec_shift_expr): Remove casts to int.
13928 * opts.c (set_debug_level): Change 2 to enum constant. Use new
13929 int local to handle integral_argment value.
13930 * regmove.c (try_auto_increment): Change PUT_MODE to
13932 * reload.c (push_secondary_reload): Add casts to enum type.
13933 (secondary_reload_class, find_valid_class): Likewise.
13934 * reload1.c (emit_input_reload_insns): Likewise.
13935 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
13936 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
13937 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
13939 * tree.c (build_common_builtin_nodes): Add casts to enum type.
13940 * tree-complex.c (complex_lattice_t): Typedef to int rather than
13942 (expand_complex_libcall): Add casts to enum type.
13943 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
13944 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
13945 with ERROR_MARK, not NUM_TREE_CODES.
13946 (vect_create_epilog_for_reduction): Likewise.
13947 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
13948 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
13949 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
13951 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13952 vect_unused_in_loop. Change 0 to loop_vect.
13953 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13954 * var-tracking.c (get_init_value): Change return type to enum
13956 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13957 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13959 (arm_override_options): Add casts to enum type.
13960 (arm_emit_tls_decoration): Likewise.
13961 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13963 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13964 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13965 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13967 * config/s390/s390.c (code_for_builtin_64): Change to array of
13969 (code_for_builtin_31): Likewise.
13970 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13972 * config/sparc/sparc.c (sparc_override_options): Change value
13973 field in struct code_model to enum cmodel. In initializer change
13974 0 to NULL and add cast to enum type.
13976 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13977 Change all callers. Issue a -Wc++-compat warning using
13978 lhs_origtype if necessary.
13979 (convert_for_assignment): Issue -Wc++-compat warnings about
13980 invalid conversions to enum type on assignment.
13981 * c-common.h (build_modify_expr): Update declaration.
13983 2009-04-24 Nick Clifton <nickc@redhat.com>
13985 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13986 (function_arg_advance): Likewise.
13987 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13990 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13992 * config/s390/constraints.md ('I', 'J'): Fix condition.
13994 2009-04-24 Diego Novillo <dnovillo@google.com>
13996 * gengtype-parse.c (parse_error): Add newline after message.
13998 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
14000 * config/i386/sse.md (avxmodesuffixs): Removed.
14001 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
14002 (*avx_pinsr<ssevecsize>): This.
14004 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
14006 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
14007 follow chains of regs with a single definition, and allow expressions
14008 that are function_invariant_p.
14009 (simple_rhs_p): Allow expressions that are function_invariant_p.
14011 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
14013 PR middle-end/39867
14014 * fold-const.c (fold_cond_expr_with_comparison): When folding
14015 > and >= to MAX, make sure the MAX uses the same type as the
14016 comparison's operands.
14018 2009-04-24 Nick Clifton <nickc@redhat.com>
14020 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
14021 addressing for DImode accesses.
14022 (frv_print_operand_address): Handle PLUS case.
14023 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
14025 2009-04-24 Jakub Jelinek <jakub@redhat.com>
14027 PR rtl-optimization/39794
14028 * alias.c (canon_true_dependence): Add x_addr argument.
14029 * rtl.h (canon_true_dependence): Adjust prototype.
14030 * cse.c (check_dependence): Adjust canon_true_dependence callers.
14031 * cselib.c (cselib_invalidate_mem): Likewise.
14032 * gcse.c (compute_transp): Likewise.
14033 * dse.c (scan_reads_nospill): Likewise.
14034 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
14035 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
14036 canon_base_addr of the group, plus optional offset.
14037 (struct group_info): Rename canon_base_mem to
14039 (get_group_info): Set canon_base_addr to canon_rtx of base, not
14040 canon_rtx of base_mem.
14042 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
14044 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
14045 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
14047 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14049 * config/spu/spu-builtins.h: Delete file.
14051 * config/spu/spu.h (enum spu_builtin_type): Move here from
14053 (struct spu_builtin_description): Likewise. Add GTY marker.
14054 Do not use enum spu_function_code or enum insn_code.
14055 (spu_builtins): Add extern declaration.
14057 * config/spu/spu.c: Do not include "spu-builtins.h".
14058 (enum spu_function_code, enum spu_builtin_type_index,
14059 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
14060 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
14061 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
14062 unsigned_V2DI_type_node): Move here from spu-builtins.h.
14063 (spu_builtin_types): Make static. Add GTY marker.
14064 (spu_builtins): Add extern declaration with GTY marker.
14065 Include "gt-spu.h".
14067 * config/spu/spu-c.c: Do not include "spu-builtins.h".
14068 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
14069 Check programmatically whether all parameters are scalar.
14071 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
14073 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
14075 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
14076 assignment from the constructor either if the target is volatile.
14078 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
14080 * config/arm/arm.md (insv): Do not share operands[0].
14082 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
14084 * config/vxlib-tls.c (active_tls_threads): Delete.
14085 (delete_hook_installed): New.
14086 (tls_delete_hook): Don't delete the delete hook.
14087 (tls_destructor): Delete it here.
14088 (__gthread_set_specific): Adjust installing the delete hook.
14089 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
14090 __gthread_leave_tsd_dtor_context.
14092 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
14094 * c-format.c (gcc_tdiag_char_table): Add support for %E.
14096 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
14098 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
14100 (alpha_rtx_costs): Ditto.
14101 (emit_unlikely_jump): Use add_reg_note.
14102 (emit_frame_store_1): Ditto.
14103 (alpha_expand_prologue): Ditto.
14104 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14105 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
14107 2009-04-23 Nick Clifton <nickc@redhat.com>
14109 * config/v850/v850.md (epilogue): Remove suppressed code.
14110 (return): Rename to return_simple and remove test of frame size.
14111 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
14112 to gen_return_simple.
14114 2009-04-22 Jing Yu <jingyu@google.com>
14117 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
14119 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14122 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
14123 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
14124 value is a VECTOR_CST, the element type is the element type of the
14127 2009-04-22 DJ Delorie <dj@redhat.com>
14129 * config/m32c/m32c.h: Update GTY annotations to new syntax.
14131 2009-04-22 Jakub Jelinek <jakub@redhat.com>
14133 * alias.c (find_base_term): Move around LO_SUM case, so that
14134 CONST falls through into PLUS/MINUS handling.
14137 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
14138 into 0, use omit_one_operand.
14140 2009-04-23 Ben Elliston <bje@au.ibm.com>
14142 * config/rs6000/linux-unwind.h (get_regs): Remove type
14143 puns. Change the type of `pc' to an array of unsigned ints and
14144 update all users. Constify frame24.
14146 2009-04-22 DJ Delorie <dj@redhat.com>
14148 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
14149 declarations before code.
14150 (current_function_special_page_vector): Likewise.
14151 (m32c_expand_insv): Silence a warning.
14153 2009-04-21 Taras Glek <tglek@mozilla.com>
14155 * alias.c: Update GTY annotations to new syntax.
14156 * basic-block.h: Likewise.
14157 * bitmap.h: Likewise.
14158 * c-common.h: Likewise.
14159 * c-decl.c: Likewise.
14160 * c-parser.c: Likewise.
14161 * c-pragma.c: Likewise.
14162 * c-tree.h: Likewise.
14163 * cfgloop.h: Likewise.
14164 * cgraph.h: Likewise.
14165 * config/alpha/alpha.c: Likewise.
14166 * config/arm/arm.h: Likewise.
14167 * config/avr/avr.h: Likewise.
14168 * config/bfin/bfin.c: Likewise.
14169 * config/cris/cris.c: Likewise.
14170 * config/darwin.c: Likewise.
14171 * config/frv/frv.c: Likewise.
14172 * config/i386/i386.c: Likewise.
14173 * config/i386/i386.h: Likewise.
14174 * config/i386/winnt.c: Likewise.
14175 * config/ia64/ia64.h: Likewise.
14176 * config/iq2000/iq2000.c: Likewise.
14177 * config/mips/mips.c: Likewise.
14178 * config/mmix/mmix.h: Likewise.
14179 * config/pa/pa.c: Likewise.
14180 * config/pa/pa.h: Likewise.
14181 * config/rs6000/rs6000.c: Likewise.
14182 * config/s390/s390.c: Likewise.
14183 * config/sparc/sparc.c: Likewise.
14184 * config/xtensa/xtensa.c: Likewise.
14185 * cselib.h: Likewise.
14186 * dbxout.c: Likewise.
14187 * dwarf2out.c: Likewise.
14188 * except.c: Likewise.
14189 * except.h: Likewise.
14190 * fixed-value.h: Likewise.
14191 * function.c: Likewise.
14192 * function.h: Likewise.
14193 * gimple.h: Likewise.
14194 * integrate.c: Likewise.
14195 * optabs.c: Likewise.
14196 * output.h: Likewise.
14197 * real.h: Likewise.
14199 * stringpool.c: Likewise.
14200 * tree-data-ref.c: Likewise.
14201 * tree-flow.h: Likewise.
14202 * tree-scalar-evolution.c: Likewise.
14203 * tree-ssa-address.c: Likewise.
14204 * tree-ssa-alias.h: Likewise.
14205 * tree-ssa-operands.h: Likewise.
14206 * tree.c: Likewise.
14207 * tree.h: Likewise.
14208 * varasm.c: Likewise.
14209 * varray.h: Likewise.
14211 * coretypes.h: Do not define GTY macro if it is already defined.
14212 * doc/gty.texi: Update GTY documentation to new syntax.
14213 * gengtype-lex.l: Enforce attribute-like syntax for GTY
14214 annotations on structs.
14215 * gengtype-parse.c: Likewise.
14217 2009-04-22 Mark Heffernan <meheff@google.com>
14219 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
14221 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
14223 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
14226 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
14228 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
14229 the same as a PLUS without a shift. Increase the cost of a
14232 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14234 * Makefile.in: Update dependencies.
14235 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
14236 * errors.h: Remove bogus comment about compatibility.
14237 (warning): Update declaration.
14238 * genautomata.c: Update all calls to warning.
14239 * gimple.c: Do not include errors.h. Include toplev.h.
14240 * tree-ssa-structalias.c: Do not include errors.h.
14241 * omega.c: Likewise.
14242 * tree-ssa-reassoc.c: Likewise.
14243 * config/spu/spu-c.c: Likewise.
14244 * config/spu/t-spu-elf: Update dependencies.
14246 2009-04-22 Richard Guenther <rguenther@suse.de>
14248 PR tree-optimization/39824
14249 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
14250 make sure the types are compatible.
14252 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14255 * c-common.c (c_parse_error): Take a token_flags parameter.
14256 Use token_type for the token type instead.
14257 Pass token_flags to cpp_type2name.
14258 * c-common.h (c_parse_error): Update declaration.
14259 * c-parser.c (c_parser_error): Pass 0 as token flags.
14261 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
14263 PR rtl-optimization/39580
14264 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
14266 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14268 * function.c (expand_function_end): Do not emit a jump to the "naked"
14269 return label for fall-through returns.
14270 * except.c (sjlj_emit_function_exit): Always place the call to the
14271 unregister function at the location installed by expand_function_end.
14273 2009-04-22 Richard Guenther <rguenther@suse.de>
14275 PR tree-optimization/39845
14276 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
14277 (gen_inbound_check): Likewise.
14279 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
14281 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
14283 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
14284 * config/vxlib.c (__gthread_once): Add race guard for PPC.
14286 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14288 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
14289 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
14290 shift counts to avoid out-of-bounds array accesses.
14292 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14294 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
14295 (Pmode): Move above.
14297 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
14299 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
14300 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
14301 GET_CODE macro. Use IN_RANGE macro where appropriate.
14302 * config/alpha/alpha.h: Ditto.
14303 * config/alpha/alpha.md: Ditto.
14304 * config/alpha/constraints.md: Ditto.
14305 * config/alpha/predicates.md: Ditto.
14307 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
14309 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
14310 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14311 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14312 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14313 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14314 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14315 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14316 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14317 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14318 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14319 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14320 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14321 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14322 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14323 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14324 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14325 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14326 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14327 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14328 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14329 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14330 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14331 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14332 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14333 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14334 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14335 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
14337 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14339 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
14340 references from comments.
14341 * cfgbuild.c: (count_basic_blocks): Delete.
14342 (find_basic_blocks_1): Delete.
14343 (find_basic_blocks): Delete.
14344 * except.c (finish_eh_generation): Make static. Move comment from
14345 except.h here. Remove find_basic_blocks references from comments.
14346 * except.h (finish_eh_generation): Delete.
14347 * basic-block.h (find_basic_blocks): Delete.
14348 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
14350 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
14352 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
14353 (sdbout_parms): Likewise.
14355 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
14357 * config/sh/sh.c (prepare_cbranch_operands): Use
14358 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
14359 (expand_cbranchdi4): Likewise.
14360 (from_compare): Add cast to enum type.
14361 (expand_cbranchsi4): Use add_reg_note.
14362 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
14363 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
14364 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
14365 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14366 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
14367 instead of CODE_FOR_nothing.
14368 (cbranchdi4): Likewise. Fix the order of arguments for
14370 (push_fpscr): Use add_reg_note.
14371 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
14372 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
14374 2009-04-21 Joseph Myers <joseph@codesourcery.com>
14376 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
14377 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
14378 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
14379 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
14380 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
14381 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
14382 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
14383 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
14384 config/alpha/x-vms, config/arc/t-arc,
14385 config/arm/README-interworking, config/arm/arm-c.c,
14386 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
14387 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
14388 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
14389 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
14390 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
14391 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
14392 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
14393 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
14394 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
14395 config/cris/t-elfmulti, config/crx/t-crx,
14396 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
14397 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
14398 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
14399 config/h8300/t-h8300, config/i386/athlon.md,
14400 config/i386/darwin-libgcc.10.4.ver,
14401 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
14402 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
14403 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
14404 config/i386/t-linux64, config/i386/t-nwld,
14405 config/i386/t-rtems-i386, config/i386/t-sol2-10,
14406 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
14407 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
14408 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
14409 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
14410 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
14411 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
14412 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
14413 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
14414 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
14415 config/m68k/t-uclinux, config/mcore/t-mcore,
14416 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
14417 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
14418 config/mips/crtn.asm, config/mips/irix-crti.asm,
14419 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
14420 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
14421 config/mips/mips-fixed.md, config/mips/sb1.md,
14422 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
14423 config/mips/t-iris6, config/mips/t-isa3264,
14424 config/mips/t-libgcc-mips16, config/mips/t-linux64,
14425 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
14426 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
14427 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
14428 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
14429 config/mn10300/t-linux, config/mn10300/t-mn10300,
14430 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
14431 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
14432 config/picochip/libgccExtras/clzsi2.asm,
14433 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
14434 config/rs6000/darwin-libgcc.10.4.ver,
14435 config/rs6000/darwin-libgcc.10.5.ver,
14436 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
14437 config/rs6000/t-aix43, config/rs6000/t-aix52,
14438 config/rs6000/t-darwin, config/rs6000/t-fprules,
14439 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
14440 config/rs6000/t-lynx, config/rs6000/t-netbsd,
14441 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
14442 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
14443 config/rs6000/t-rtems, config/rs6000/t-spe,
14444 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
14445 config/score/t-score-elf, config/sh/divcost-analysis,
14446 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
14447 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
14448 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
14449 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
14450 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
14451 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
14452 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
14453 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
14454 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
14455 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
14456 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
14457 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
14458 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
14459 limitx.h, version.c, xcoff.h: Add copyright and license notices.
14460 * config/h8300/genmova.sh: Include copyright and license notices
14461 in generated output.
14462 * config/h8300/mova.md: Regenerate.
14463 * doc/install.texi2html: Include word "Copyright" in copyright
14464 notice and use name "Free Software Foundation, Inc.".
14465 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
14466 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
14467 ChangeLog-2007, ChangeLog-2008: Correct dates.
14469 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
14471 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
14472 NE_EXPR operations as well.
14473 * c-parser.c (c_parser_condition): Do not set location information on
14475 (c_parser_conditional_expression): Likewise.
14476 (c_parser_binary_expression): Set location information on operators.
14477 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
14478 TRUTH_NOT_EXPR has been folded.
14479 * fold-const.c (fold_truth_not_expr): Copy location information from
14480 the incoming expression to the outgoing one.
14481 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
14482 recursive calls on the LHS of the operator but pass that of the
14483 operator to recursive calls on the RHS of the operator. Set it
14485 (shortcut_cond_expr): Set the locus of the operator on the second
14486 COND_EXPR and that of the expression on the first in degenerate cases.
14487 Pass the locus of the expression to calls to shortcut_cond_r.
14488 Set the locus of the 'then' block on the associated jump, if any.
14489 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
14490 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
14491 expression to call to gimplify_boolean_expr.
14493 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
14495 * config.gcc: Add additional configuration for
14496 i686-w64-mingw* and x86_64-w64-mingw* triplet.
14497 * config/i386/mingw-w64.h: New mingw-w64 specific header.
14498 (CPP_SPEC): Redefine for allowing -municode option.
14499 (STARTFILE_SPEC): Likewise.
14500 * config/i386/t-mingw-w64: New.
14501 * config/i386/mingw-w64.opt: New.
14502 (municode): Add new target option.
14503 * doc/invoke.texi (municode): Add documentation for new option.
14505 2009-04-21 Ian Lance Taylor <iant@google.com>
14507 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14508 Correct test for number of arguments.
14509 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
14511 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
14513 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
14514 argument of emit_library_call.
14516 2009-04-21 Richard Guenther <rguenther@suse.de>
14518 PR middle-end/39829
14519 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
14520 inside VIEW_CONVERT_EXPRs.
14522 2009-04-21 Martin Jambor <mjambor@suse.cz>
14524 * tree-switch-conversion.c (build_constructors): Split a long line.
14525 (constructor_contains_same_values_p): New function.
14526 (build_one_array): Create assigns of constants if possible, do not
14527 call mark_sym_for_renaming, call update_stmt.
14528 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
14529 make_rename_temp. Do not call mark_symbols_for_renaming, call
14531 (gen_def_assigns): Do not call mark_symbols_for_renaming or
14532 find_new_referenced_vars, call update_stmt.
14533 (gen_inbound_check): Use create_tmp_var and create ssa names manually
14534 instead of calling make_rename_temp. Do not call
14535 find_new_referenced_vars or mark_symbols_for_renaming, call
14538 2009-04-21 Richard Guenther <rguenther@suse.de>
14540 PR tree-optimization/39827
14541 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
14542 (tree_ssa_phiprop): Pass the correct array size.
14544 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
14546 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
14548 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
14551 * c-typeck.c (lvalue_p): Move declaration ...
14552 * c-common.h (lvalue_p): ... to here.
14553 * c-common.c (candidate_equal_p): New.
14554 (add_tlist): Use it.
14555 (merge_tlist): Use it.
14556 (warn_for_collisions_1): Likewise.
14557 (warning_candidate_p): Accept more candidates.
14558 (verify_tree): A warning candidate can be an expression. Use
14561 2009-04-21 Ben Elliston <bje@au.ibm.com>
14564 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
14565 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
14566 options. Remove -mcall-solaris documentation.
14568 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14571 * doc/invoke.texi (-Wlong-long): Update description.
14572 * c-lex (interpret_integer): Only warn if there was no previous
14573 overflow and -Wlong-long is enabled.
14574 * c-decl.c (declspecs_add_type): Drop redundant flags.
14575 * c.opt (Wlong-long): Init to -1.
14576 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
14577 and front-end warn_long_long. Wlong-long only depends on other
14578 flags if it is uninitialized.
14579 * c-parser.c (disable_extension_diagnostics): warn_long_long is
14580 the same for CPP and FE.
14581 (restore_extension_diagnostics): Likewise.
14583 2009-04-20 Ian Lance Taylor <iant@google.com>
14585 Fix enum conversions which are invalid in C++:
14586 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
14587 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
14588 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
14589 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
14590 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
14591 (dbxout_parms): Likewise.
14592 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
14593 (df_clear_flags): Likewise.
14594 * df-problems.c (df_rd_bb_local_compute_process_def): Change
14595 top_flag parameter to int.
14596 (df_chain_create_bb_process_use): Likewise.
14597 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
14599 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
14600 (df_ref_create_structure, df_def_record_1): Likewise.
14601 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
14602 (df_notes_rescan): Change 0 to VOIDmode in function call.
14603 (df_get_call_refs, df_insn_refs_collect): Likewise.
14604 (df_bb_regs_collect): Likewise.
14605 (df_entry_block_defs_collect): Likewise.
14606 (df_exit_block_uses_collect): Likewise.
14607 * df.h: Update declarations.
14608 * double-int.c (double_int_divmod): Add cast to enum type.
14609 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
14610 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
14611 (based_loc_descr): Likewise.
14612 (loc_descriptor_from_tree_1): Change first_op and second_op to
14613 enum dwarf_location_atom. Add cast to enum type.
14614 * expmed.c (init_expmed): Change 0 to SET in function call.
14615 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
14616 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
14617 (do_store_flag): Likewise.
14618 * fixed-value.h (struct fixed_value): Change mode to enum
14620 * function.c (assign_parms): Change 0 to VOIDmode in function call.
14621 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
14623 (insert_insn_decl, insert_decl, insert_state): Likewise.
14624 (automata_list_finish): Likewise.
14625 * genrecog.c (process_define_predicate): Add cast to enum type.
14626 * gensupport.c (init_predicate_table): Add cast to enum type.
14627 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
14629 (gimple_build_call_1, gimple_build_label): Likewise.
14630 (gimple_build_goto, gimple_build_asm_1): Likewise.
14631 (gimple_build_switch_1, gimple_build_cdt): Likewise.
14632 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
14633 (enum fallback): Rename from enum fallback_t.
14634 (fallback_t): Typedef as int.
14635 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
14636 GSI_SAME_STMT in function call.
14637 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
14639 (setup_reg_class_relations): Likewise.
14640 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
14641 (setup_prohibited_class_mode_regs): Add cast to enum type.
14642 (setup_prohibited_mode_move_regs): Likewise.
14643 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
14644 (record_address_regs): Change i to enum reg_class.
14645 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
14646 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
14647 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
14648 (GET_MODE_2XWIDER_MODE): Likewise.
14649 (GET_CLASS_NARROWEST_MODE): Likewise.
14650 * omp-low.c (expand_omp_for): Add cast to enum type.
14651 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
14652 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
14653 * postreload.c (reload_cse_simplify_operands): Change rclass local
14655 * predict.c (combine_predictions_for_insn): Change best_predictor
14656 and predictor to enum br_predictor.
14657 (combine_predictions_for_bb): Likewise.
14658 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
14659 use SET_PREDICT_EXPR_OUTCOME.
14660 * real.c (real_arithmetic): Change icode to code in function call.
14661 * reginfo.c (init_move_cost): Add casts to enum type.
14662 (init_reg_sets_1, init_fake_stack_mems): Likewise.
14663 * regmove.c (regclass_compatible_p): Change class0 and class1 to
14665 * reload.c (find_valid_class): Add casts to enum type.
14666 (push_reload): Change 0 to NO_REGS in function call.
14667 (find_reloads): Change this_alternative to array of enum
14668 reg_class. Remove some now-unnecessary casts.
14669 (make_memloc): Change 0 to VOIDmode in function call.
14670 * reload1.c (reload): Change 0 to VOIDmode in function call.
14671 (eliminate_regs_1, elimination_effects): Likewise.
14672 (eliminate_regs_in_insn): Likewise.
14673 (emit_input_reload_insns): Add cast to enum type.
14674 (delete_output_reload): Change 0 to VOIDmode in function call.
14675 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
14676 to enum type in function call.
14677 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
14678 (SET_PREDICT_EXPR_OUTCOME): Define.
14679 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
14680 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
14681 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
14682 (dump_function): Likewise.
14683 * tree-dump.h: Update declarations.
14684 * tree-pass.h: Update declarations.
14685 * varasm.c (assemble_integer): Change mclass to enum mode_class.
14686 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
14688 (arm_rtx_costs_1): Correct parenthesization.
14689 (arm_rtx_costs): Add casts to enum type.
14690 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
14691 (vfp_emit_fstmd): Use add_rg_note.
14692 (emit_multi_reg_push, emit_sfm): Likewise.
14693 (thumb_set_frame_pointer): Likewise.
14694 (arm_expand_prologue): Likewise.
14695 (arm_regno_class): Change return type to enum reg_class.
14696 (thumb1_expand_prologue): Use add_reg_note.
14697 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
14698 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
14700 * config/arm/gentune.sh: Add cast to enum type.
14701 * config/arm/arm-tune.md: Rebuild.
14702 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
14703 (ix86_split_fp_branch, predict_jump): Likewise.
14704 (ix86_expand_multi_arg_builtin): Change sub_code from enum
14705 insn_code to enum rtx_code.
14706 (ix86_builtin_vectorized_function): Add cast to enum type.
14707 * config/i386/i386.md (truncdfsf2): Change slot to enum
14709 (truncxf<mode>2, isinf<mode>2): Likewise.
14710 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
14712 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
14713 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
14714 (insert_bundle_state): Change 1 to INSERT in function call.
14715 (ia64_add_bundle_selector_before): Likewise.
14716 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
14717 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
14718 (restore_stack_nonlocal): Likewise.
14719 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
14721 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
14723 (mips_rtx_costs): Likewise.
14724 (mips_override_options): Add casts to enum type.
14725 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
14727 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
14728 (store_reg, set_reg_plus_d): Likewise.
14729 (hppa_expand_prologue, hppa_profile_hook): Likewise.
14730 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
14732 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
14734 (emit_unlikely_jump): Use add_reg_note.
14735 (rs6000_emit_allocate_stack): Likewise.
14736 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
14737 (output_toc): Change 1 to INSERT in function call.
14738 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
14739 (rs6000_initialize_trampoline): Likewise.
14740 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
14742 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
14743 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
14744 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
14745 (save_gprs): Use add_reg_note.
14746 (s390_emit_prologue): Likewise.
14747 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
14748 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
14749 (sparc_fold_builtin): Add cast to enum type.
14750 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
14752 (spu_expand_prologue): Use add_reg_note.
14753 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
14755 2009-04-20 Ian Lance Taylor <iant@google.com>
14757 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
14758 (c_parser_postfix_expression_after_primary): Get VEC for list of
14759 arguments. Get original types of arguments. Call
14760 build_function_call_vec.
14761 (cached_expr_list_1, cached_expr_list_2): New static variables.
14762 (c_parser_expr_list): Change return type to VEC *. Add
14763 p_orig_types parameter. Change all callers.
14764 (c_parser_release_expr): New static function.
14765 (c_parser_vec_to_tree_list): New static function.
14766 * c-typeck.c (build_function_call): Rewrite to build a VEC and
14767 call build_function_call_vec.
14768 (build_function_call_vec): New function, based on old
14769 build_function_call.
14770 (convert_arguments): Remove nargs and argarray parameters. Change
14771 values to a VEC. Add origtypes parameter.
14772 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
14773 (convert_for_assignment): Add origtype parameter. Change all
14774 callers. If warn_cxx_compat, check for conversion to an enum
14775 type when calling a function.
14776 (store_init_value): Add origtype parameter. Change all callers.
14777 (digest_init): Likewise.
14778 (struct init_node): Add origtype field.
14779 (add_pending_init): Add origtype parameter. Change all callers.
14780 (output_init_element): Likewise.
14781 (output_pending_init_elements): Pass origtype from init_node to
14782 output_init_element.
14783 (process_init_element): Pass origtype from c_expr to
14784 output_init_element.
14785 (c_finish_return): Add origtype parameter. Change all callers.
14786 * c-common.c (sync_resolve_size): Change params to VEC *. Change
14788 (sync_resolve_params): Likewise.
14789 (sync_resolve_return): Change params to first_param. Change caller.
14790 (resolve_overloaded_builtins): Change params to VEC *. Change
14791 callers. Save first parameter around call to build_function_call_vec.
14792 * c-decl.c (finish_decl): Add origtype parameter. Change all
14793 callers. Call build_function_call_vec rather than
14794 build_function_call for cleanup.
14795 * c-tree.h: Update declarations.
14796 * c-common.h: Update declarations.
14797 * stub-objc.c (objc_rewrite_function_call): Change parameter from
14798 params to first_param.
14799 * target.h (struct gcc_target): Change resolve_overloaded_builtin
14800 params parameter from tree to void *.
14801 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14802 Change arglist parameter to have type void *, and to be a pointer
14804 * config/rs6000/rs6000-protos.h
14805 (altivec_resolve_overloaded_builtin): Update declaration.
14806 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
14807 fnargs parameter to have type void *, and to be a pointer to a
14808 VEC. Call build_function_call_vec instead of
14809 build_function_call.
14810 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
14812 2009-04-20 Joey Ye <joey.ye@intel.com>
14813 Xuepeng Guo <xuepeng.guo@intel.com>
14814 H.J. Lu <hongjiu.lu@intel.com>
14816 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
14818 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
14819 (IX86_LEA_PRIORITY): Likewise.
14820 (distance_non_agu_define): New function.
14821 (distance_agu_use): Likewise.
14822 (ix86_lea_for_add_ok): Likewise.
14823 (ix86_dep_by_shift_count): Likewise.
14825 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
14826 should split for LEA.
14828 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
14830 (ix86_dep_by_shift_count): Likewise.
14832 2009-04-20 Richard Guenther <rguenther@suse.de>
14834 * expr.c (handled_component_p): Move ...
14835 * tree.h (handled_component_p): ... here.
14836 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
14837 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
14838 and REALPART_EXPR to be in one group.
14840 2009-04-20 Richard Guenther <rguenther@suse.de>
14842 * basic-block.h (get_all_dominated_blocks): Declare.
14843 * dominance.c (get_all_dominated_blocks): New function.
14844 * tree-cfg.c (get_all_dominated_blocks): Remove.
14845 (remove_edge_and_dominated_blocks): Adjust.
14846 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
14847 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
14848 instead of recursing.
14850 2009-04-20 Doug Kwan <dougkwan@google.com>
14852 * cgraph.h (cgraph_node_ptr): New type for vector functions.
14853 (struct cgraph_node_set_def): New type.
14854 (cgraph_node_set) New type. Also declare vector functions.
14855 (struct cgraph_node_set_element_def): New type.
14856 (cgraph_node_set_element): Ditto.
14857 (cgraph_node_set_iterator): New iterator type.
14858 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
14859 cgraph_node_set_remove, dump_cgraph_node_set,
14860 debug_cgraph_node_set): New prototypes.
14861 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
14862 cgraph_node_set_size): New inlines.
14863 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
14864 including cgraph.h.
14865 (struct ipa_opt_pass): Add struct cgraph_node_set_def
14866 argument to function 'write_summary'.
14867 * ipa.c: Include ggc.h.
14868 (hash_cgraph_node_set_element,
14869 eq_cgraph_node_set_element, cgraph_node_set_new,
14870 cgraph_node_set_add, cgraph_node_set_remove,
14871 cgraph_node_set_find, dump_cgraph_node_set,
14872 debug_cgraph_node_set): New functions.
14873 * Makefile.in (ipa.o): Add dependency on GGC_H.
14875 2009-04-20 Ira Rosen <irar@il.ibm.com>
14877 PR tree-optimization/39675
14878 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
14879 check of the return code of vect_schedule_slp. Check that
14880 stmt_vec_info still exists for the statement, before checking its
14881 vectorization type.
14883 2009-04-20 Michael Matz <matz@suse.de>
14885 * Makefile.in (generated_files): Take out $(simple_generated_c).
14887 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
14889 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
14890 (UINTPTR_TYPE): Likewise.
14892 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14895 * c-typeck.c (digest_init): Check for initializing an array with a
14898 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14901 * c-semantics.c (pop_stmt_list): Propagate
14902 STATEMENT_LIST_HAS_LABEL to parent statement list.
14904 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
14906 * config/mips/mips.h (mips_tune_attr): New macro.
14907 * config/mips/mips.md (cpu): Use it.
14909 2009-04-19 Joseph Myers <joseph@codesourcery.com>
14912 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
14915 2009-04-19 Diego Novillo <dnovillo@google.com>
14917 * toplev.c (compile_file): Move call to coverage_finish ...
14918 * cgraphunit.c (ipa_passes): ... here.
14919 Call cgraph_process_new_functions.
14920 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
14921 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
14923 2009-04-19 Jan Hubicka <jh@suse.cz>
14925 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
14927 (dump_cgraph_node): Dump can throw external flag.
14928 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
14930 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14934 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
14935 * common.opt (Wlogical-op): Move from here...
14936 * c.opt (Wlogical-op): ... to here.
14937 * c-typeck.c (parser_build_binary_op): Update call to
14938 warn_logical_operator.
14939 * c-opts.c (c_common_post_options): Enable warn_logical_op with
14941 * c-common.c (warn_logical_op): Update.
14942 * c-common.h (warn_logical_op): Update declaration.
14944 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
14946 * tree.c (protected_set_expr_location): Fix formatting.
14948 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14951 * c-typeck.c (readonly_warning): new.
14952 (build_unary_op, build_modify_expr): Use readonly_warning for
14953 storing into something readonly but not const-qualified.
14955 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14958 * c-typeck.c (build_unary_op): Check for taking address of
14959 expression of type void.
14961 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14964 * c-typeck.c (build_function_call): Check for calling a function
14965 with qualified void return types. Call require_complete_type when
14968 2009-04-18 Jan Hubicka <jh@suse.cz>
14970 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14972 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14973 can_throw_external flag.
14974 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14975 * ipa-pure-const.c (ignore_edge): New function.
14976 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14977 only over can_throw_external edges.
14978 (local_pure_const): Add nothrow flag.
14979 * ipa-utils.c (searchc): Add ignore_edge callback.
14980 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14981 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14982 (set_nothrow_function_flags): Update cgraph.
14983 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14985 2009-04-18 Richard Guenther <rguenther@suse.de>
14987 PR middle-end/39804
14988 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14989 (fold_stmt): ... this and ...
14990 (fold_stmt_inplace): ... this.
14991 (fold_stmt_1): Fold references in calls and asms.
14992 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14994 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14996 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14997 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14999 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
15001 * tree.c (function_args_count): Remove.
15002 * tree.h: Remove the prototype for function_args_count.
15004 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
15006 * tree-iterator.c (expr_only): Remove.
15007 * tree.h: Remove the prototype for expr_only.
15009 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
15011 * reginfo.c (cannot_change_mode_set_regs): Remove.
15012 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
15014 2009-04-08 Anatoly Sokolov <aesok@post.ru>
15016 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
15017 whether operands 0 and 1 overlaps.
15019 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
15021 PR middle-end/36902
15022 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
15023 pointer. Use warning_at instead of warning.
15024 (search_for_addr_array): Likewise.
15025 (check_array_bounds): Likewise.
15026 (check_all_array_refs): Check that the incoming edge is not in the
15027 list of edges to be removed.
15028 (check_all_array_refs): Avoid the temporal pointer.
15029 (vrp_visit_cond_stmt): Fix typo.
15030 (simplify_switch_using_ranges): Handle the case where the switch
15031 index is an integer constant.
15033 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
15035 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
15037 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
15039 * doc/extend.texi, doc/invoke.texi: Fix typos.
15041 2009-04-17 Cary Coutant <ccoutant@google.com>
15043 * tree-flow-inline.h (get_lineno): Fix inverted test.
15045 2009-04-17 Diego Novillo <dnovillo@google.com>
15047 * tree-ssa-pre.c (create_expression_by_pieces): Remove
15048 assertion for AVAIL_OUT.
15050 2009-04-17 Mike Frysinger <vapier@gentoo.org>
15053 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
15054 * config/sh/linux-atomic.asm: Likewise.
15056 2009-04-17 Diego Novillo <dnovillo@google.com>
15058 * except.c (debug_eh_tree): New.
15059 (struct eh_region, struct eh_status): Move ...
15060 * except.h: ... here.
15061 (add_type_for_runtime): Declare extern.
15062 (lookup_type_for_runtime): Likewise.
15063 (debug_eh_tree): Declare.
15064 * Makefile.in (GTFILES): List except.h before except.c
15066 2009-04-17 Diego Novillo <dnovillo@google.com>
15068 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
15069 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
15070 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
15071 (find_vars_r): ... here.
15072 * tree-flow.h (find_referenced_vars_in): Declare.
15073 * tree-ssa-pre.c (create_expression_by_pieces): Assert
15074 that AVAIL_OUT exists for BLOCK.
15075 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
15076 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
15077 (tree-parloops.o): Likewise.
15079 2009-04-17 Simon Baldwin <simonb@google.com>
15081 * toplev.c (default_tree_printer): Add handling for %E format.
15083 2009-04-17 Diego Novillo <dnovillo@google.com>
15085 * tree-pretty-print.c (dump_generic_node): Add break after
15086 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
15087 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
15088 FUNCTION_TYPE together. Call print_struct_decl when printing
15089 structures and TDF_SLIM is not given.
15090 (print_struct_decl): Fix logic for detecting recursion.
15092 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
15095 * gcc.c (create_at_file): New.
15096 (compile_input_file_p): New.
15097 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
15098 * main.c (main): Update call to toplev_main.
15099 * toplev.c (toplev_main): Change signature. Call expandargv.
15100 * toplev.h (toplev_main): Change signature.
15102 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
15104 * dwarf2out.c (field_byte_offset): Use the type size as the field size
15105 if the latter is not constant.
15107 2009-04-17 David Edelsohn <edelsohn@gnu.org>
15109 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
15111 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
15113 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
15114 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
15116 2009-04-17 Richard Guenther <rguenther@suse.de>
15118 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15119 Handle component references view-converting an invariant address.
15121 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
15123 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
15124 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
15125 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
15126 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
15127 Use @deftypevr rather than @deftypevar.
15129 2009-04-17 Richard Guenther <rguenther@suse.de>
15131 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
15132 (get_prop_source_stmt): Likewise.
15133 (can_propagate_from): Likewise.
15135 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
15137 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
15138 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
15139 (--with-multilib-list): Add default value.
15140 * configure: Regenerate.
15141 * Makefile.in (TM_ENDIAN_CONFIG): Define.
15142 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
15143 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
15144 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
15145 Don't add default cpu to multilib list unnecessarily, but do enable
15146 the relevant compiler option..
15147 Add support for --with-multilib-list=<blank> and
15148 --with-multilib-list=!<somelib> to supress unwanted multilibs.
15149 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
15150 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
15151 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
15152 TM_MULTILIB_CONFIG.
15153 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
15154 (MULTILIB_OSDIRNAMES): New variable.
15155 * config/sh/t-1e: Delete file.
15156 * config/sh/t-mlib-sh1: Delete file.
15157 * config/sh/t-mlib-sh2: Delete file.
15158 * config/sh/t-mlib-sh2a: Delete file.
15159 * config/sh/t-mlib-sh2a-nofpu: Delete file.
15160 * config/sh/t-mlib-sh2a-single: Delete file.
15161 * config/sh/t-mlib-sh2a-single-only: Delete file.
15162 * config/sh/t-mlib-sh2e: Delete file.
15163 * config/sh/t-mlib-sh3e: Delete file.
15164 * config/sh/t-mlib-sh4: Delete file.
15165 * config/sh/t-mlib-sh4-nofpu: Delete file.
15166 * config/sh/t-mlib-sh4-single: Delete file.
15167 * config/sh/t-mlib-sh4-single-only: Delete file.
15168 * config/sh/t-mlib-sh4a: Delete file.
15169 * config/sh/t-mlib-sh4a-nofpu: Delete file.
15170 * config/sh/t-mlib-sh4a-single: Delete file.
15171 * config/sh/t-mlib-sh4a-single-only: Delete file.
15172 * config/sh/t-mlib-sh4al: Delete file.
15173 * config/sh/t-mlib-sh5-32media: Delete file.
15174 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
15175 * config/sh/t-mlib-sh5-64media: Delete file.
15176 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
15177 * config/sh/t-mlib-sh5-compact: Delete file.
15178 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
15179 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
15180 * doc/install.texi (Options specification): Add
15181 --with-multilib-list and --with-endian.
15183 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
15185 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
15187 (OBJS-common): Add plugin-version.o.
15188 (plugin-version.o): New.
15189 * gcc-plugin.h (plugin_gcc_version): New.
15190 (plugin_default_version_check): New.
15191 (plugin_init_func, plugin_init): Add version argument.
15192 * plugin-version.c: New.
15193 * plugin.c (str_plugin_gcc_version_name): New.
15194 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
15195 pass it to the init function.
15196 (plugin_default_version_check): New.
15198 2009-04-17 Richard Guenther <rguenther@suse.de>
15200 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
15201 for decl-vs-decl disambiguation.
15203 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
15205 * config/s390/s390.h (s390_tune_attr): New macro definition.
15206 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
15208 2009-04-17 Richard Guenther <rguenther@suse.de>
15210 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
15211 (fold_stmt_r): Likewise.
15212 (maybe_fold_reference): New function.
15213 (fold_gimple_assign): Handle cases fold_stmt_r did.
15214 (fold_stmt): Do not use fold_stmt_r.
15215 (fold_stmt_inplace): Likewise.
15217 2009-04-17 Richard Guenther <rguenther@suse.de>
15219 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
15220 (record_equivalences_from_stmt): Remove useless checks and
15222 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
15223 the type is already suitable.
15225 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
15227 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
15229 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
15231 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
15232 (CMPtype): Define as __gcc_CMPtype.
15234 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
15236 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
15237 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
15239 2009-04-17 Richard Guenther <rguenther@suse.de>
15241 PR tree-optimization/39746
15242 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
15243 special-casing for builtins and static variable use/def.
15244 (call_may_clobber_ref_p_1): Likewise.
15246 2009-04-16 Ian Lance Taylor <iant@google.com>
15248 * df.h: Include "timevar.h".
15249 (struct df_problem): Change tv_id field to timevar_id_t.
15250 * tree-pass.h: Include "timevar.h".
15251 (struct opt_pass): Change tv_id field to timevar_id_t.
15252 * timevar.h (timevar_id_t): Define TV_NONE.
15253 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
15254 TV_NONE rather than tv_id != 0.
15255 (execute_one_pass): Likewise.
15256 * Makefile.in (DF_H): Add $(TIMEVAR_H).
15257 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
15258 dependencies to $(TREE_PASS_H).
15259 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
15261 (pass_branch_target_load_optimize2): Likewise.
15262 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
15263 (pass_outof_cfg_layout_mode): Likewise.
15264 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
15265 (pass_rebuild_cgraph_edges): Likewise.
15266 (pass_remove_cgraph_callee_edges): Likewise.
15267 * df-core.c (pass_df_initialize_opt): Likewise.
15268 (pass_df_initialize_no_opt): Likewise.
15269 (pass_df_finish): Likewise.
15270 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
15271 * except.c (pass_set_nothrow_function_flags): Likewise.
15272 (pass_convert_to_eh_region_ranges): Likewise.
15273 * final.c (pass_compute_alignments): Likewise.
15274 * function.c (pass_instantiate_virtual_regs): Likewise.
15275 (pass_init_function): Likewise.
15276 (pass_leaf_regs): Likewise.
15277 (pass_match_asm_constraints): Likewise.
15278 * gimple-low.c (pass_lower_cf): Likewise.
15279 (pass_mark_used_blocks): Likewise.
15280 * init-regs.c (pass_initialize_regs): Likewise.
15281 * integrate.c (pass_initial_value_sets): Likewise.
15282 * ira.c (pass_ira): Likewise.
15283 * jump.c (pass_cleanup_barriers): Likewise.
15284 * omp-low.c (pass_expand_omp): Likewise.
15285 (pass_lower_omp): Likewise.
15286 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
15287 * recog.c (pass_split_all_insns): Likewise.
15288 (pass_split_after_reload): Likewise.
15289 (pass_split_before_regstack): Likewise.
15290 (pass_split_before_sched2): Likewise.
15291 (pass_split_for_shorten_branches): Likewise.
15292 * reginfo.c (pass_reginfo_init): Likewise.
15293 (pass_subregs_of_mode_init): Likewise.
15294 (pass_subregs_of_mode_finish): Likewise.
15295 * passes.c (pass_postreload): Likewise.
15296 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
15297 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
15298 (pass_warn_function_return): Likewise.
15299 (pass_warn_function_noreturn): Likewise.
15300 * tree-complex.c (pass_lower_complex): Likewise.
15301 (pass_lower_complex_O0): Likewise.
15302 * tree-if-conv.c (pass_if_conversion): Likewise.
15303 * tree-into-ssa.c (pass_build_ssa): Likewise.
15304 * tree-mudflap.c (pass_mudflap_1): Likewise.
15305 (pass_mudflap_2): Likewise.
15306 * tree-nomudflap.c (pass_mudflap_1): Likewise.
15307 (pass_mudflap_2): Likewise.
15308 * tree-nrv.c (pass_return_slot): Likewise.
15309 * tree-object-size.c (pass_object_sizes): Likewise.
15310 * tree-optimize.c (pass_all_optimizations): Likewise.
15311 (pass_early_local_passes): Likewise.
15312 (pass_all_early_optimizations): Likewise.
15313 (pass_cleanup_cfg): Likewise.
15314 (pass_cleanup_cfg_post_optimizing): Likewise.
15315 (pass_free_datastructures): Likewise.
15316 (pass_free_cfg_annotations): Likewise.
15317 (pass_fixup_cfg): Likewise.
15318 (pass_init_datastructures): Likewise.
15319 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
15320 (pass_late_warn_uninitialized): Likewise.
15321 (pass_update_address_taken): Likewise.
15322 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
15323 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
15324 (pass_cse_sincos): Likewise.
15325 (pass_convert_to_rsqrt): Likewise.
15326 * tree-ssa-structalias.c (pass_build_alias): Likewise.
15327 * tree-stdarg.c (pass_stdarg): Likewise.
15328 * tree-tailcall.c (pass_tail_recursion): Likewise.
15329 (pass_tail_calls): Likewise.
15330 * tree-vect-generic.c (pass_lower_vector): Likewise.
15331 (pass_lower_vector_ssa): Likewise.
15332 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
15334 2009-04-16 Joseph Myers <joseph@codesourcery.com>
15336 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
15338 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
15340 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
15341 logical and signext.
15343 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
15346 * config/sh/predicates.md (arith_operand): Check if the operand
15347 of TRUNCATE is a REG.
15349 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15351 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
15352 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
15354 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15356 * tree-iterator.c (tsi_split_statement_list_after,
15357 tsi_split_statement_list_before): Remove.
15358 * tree-iterator.h: Remove the prototypes for
15359 tsi_split_statement_list_after and tsi_split_statement_list_before.
15361 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15363 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
15364 * tree-ssa-propagate.h: Remove the prototype for
15365 stmt_makes_single_load.
15367 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15369 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
15370 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
15372 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15374 * tree-iterator.c (EXPR_LAST_BODY): Remove.
15376 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15378 * except.c (eh_region_outer_p): Remove.
15379 * except.h: Remove the prototype for eh_region_outer_p.
15381 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
15383 * function.c (current_function_assembler_name): Remove.
15384 * function.h: Remove the prototype for
15385 current_function_assembler_name.
15387 2009-04-16 Ian Lance Taylor <iant@google.com>
15389 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
15390 (add_reg_note): Call alloc_reg_note.
15391 * rtl.h (alloc_reg_note): Declare.
15392 * combine.c (try_combine): Use alloc_reg_note.
15393 (recog_for_combine, move_deaths): Likewise.
15394 (distribute_notes): Use alloc_reg_note and add_reg_note.
15395 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
15396 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
15397 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
15399 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
15401 PR rtl-optimization/39762
15402 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
15403 ira_may_move_out_cost): Add comments about way of their usage.
15404 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
15406 * ira-conflicts.c (process_regs_for_copy): Use function
15407 ira_get_register_move_cost instead of global
15408 ira_register_move_cost.
15410 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
15411 color_pass, move_spill_restore, update_curr_costs): Ditto.
15413 * ira-lives.c (process_single_reg_class_operands): Ditto.
15415 * ira-emit.c (emit_move_list): Ditto.
15417 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
15418 (record_reg_classes): Ditto. Use functions
15419 ira_get_register_move_cost and ira_get_may_move_cost instead of
15420 global vars ira_register_move_cost, ira_may_move_out_cost and
15421 ira_may_move_in_cost.
15422 (record_address_regs): Don't call ira_init_register_move_cost.
15423 Use function ira_get_may_move_cost instead of global
15424 ira_may_move_in_cost.
15425 (process_bb_node_for_hard_reg_moves): Use function
15426 ira_get_register_move_cost instead of global ira_register_move_cost.
15427 (ira_costs): Don't call ira_init_register_move_cost.
15429 2009-04-16 Richard Guenther <rguenther@suse.de>
15431 * tree-cfg.c (verify_gimple_assign_binary):
15432 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
15433 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
15434 (create_general_new_stmt): Note that this function is broken.
15436 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15438 * common.opt (fhelp): Add Var(help_flag).
15439 * gcc-plugin.h (plugin_info): Add help.
15440 * plugin.c (plugin_name_args): Add help.
15441 (register_plugin_info): Set plugin->help.
15442 (print_help_one_plugin): New.
15443 (print_plugins_help): New.
15444 * plugin.h (print_plugins_help): New.
15445 * toplev.c (toplev_main): Call print_plugins_help if needed.
15447 2009-04-16 Richard Guenther <rguenther@suse.de>
15449 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
15450 (gimple_ior_addresses_taken_1): New function.
15451 (gimple_ior_addresses_taken): Likewise.
15452 * gimple.h (struct gimple_statement_with_ops_base): Remove
15453 addresses_taken member.
15454 (gimple_ior_addresses_taken): Declare.
15455 (gimple_addresses_taken, gimple_addresses_taken_ptr,
15456 gimple_set_addresses_taken): Remove.
15457 * ipa-reference.c (mark_address): New function.
15458 (scan_stmt_for_static_refs): Use it for marking addresses taken.
15459 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
15460 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
15461 (gimple_add_to_addresses_taken): Remove.
15462 (get_tmr_operands): Call mark_address_taken.
15463 (get_asm_expr_operands): Likewise.
15464 (get_expr_operands): Likewise.
15465 (build_ssa_operands): Do not clear the addresses_taken bitmap.
15466 (free_stmt_operands): Do not free it.
15467 * tree-ssa.c (delete_tree_ssa): Likewise.
15468 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
15470 2009-04-16 Richard Guenther <rguenther@suse.de>
15472 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
15473 (walk_stmt_load_store_ops): Likewise.
15474 * gimple.c (get_base_loadstore): New function.
15475 (walk_stmt_load_store_addr_ops): Likewise.
15476 (walk_stmt_load_store_ops): Likewise.
15477 * ipa-pure-const.c (check_op): Simplify.
15478 (check_load, check_store): New functions.
15479 (check_stmt): Use walk_stmt_load_store_ops.
15480 * ipa-reference.c (mark_load): Adjust signature.
15481 (mark_store): Likewise.
15482 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
15484 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15486 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
15487 (plugin_info): New.
15488 * opts.c (common_handle_option): Don't call print_version.
15489 * plugin.c (plugin_name_args): Add version.
15490 (register_plugin_info): New.
15491 (register_callback): Handle PLUGIN_INFO.
15492 (try_init_one_plugin): New.
15493 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
15495 (finalize_one_plugin): New.
15496 (finalize_plugins): New.
15497 (print_one_plugin): New.
15498 (print_plugins_versions): New.
15499 * plugin.h (print_plugins_versions): New.
15500 (finalize_plugins): New.
15501 * toplev.c (compile_file): Don't call initialize_plugins.
15502 (print_version): Call print_plugins_versions.
15503 (toplev_main): Call initialize_plugins. Print version if needed.
15504 Call finalize_plugins.
15506 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
15508 * common.opt (fversion): New.
15509 * gcc.c (print_version): New.
15510 (process_command): Don't print the version. Just set print_version.
15511 (main): Print version. Call subprocesses if print_version and
15512 verbose_flag are set.
15513 * opts.c (common_handle_option): Handle OPT_fversion.
15515 2009-04-16 Richard Guenther <rguenther@suse.de>
15516 Ira Rosen <irar@il.ibm.com>
15518 PR tree-optimization/39698
15519 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
15520 type of the reduction variable. Only generate the def if
15523 * omp-low.c (expand_omp_for_generic): When converting to a pointer
15524 make sure to first convert to an integer of the same precision.
15525 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
15526 the type of the evolution correctly in computing the new
15527 induction variable base.
15529 2009-04-16 Richard Guenther <rguenther@suse.de>
15531 PR middle-end/39625
15532 * tree-cfg.c (make_blocks): Split statements with to-be
15533 abnormal SSA names on the lhs.
15535 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
15537 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
15538 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
15539 * c-typeck.c (really_start_incremental_init): Likewise.
15540 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
15541 (TARGET_INITIALIZER): Remove it.
15542 * target.h (struct target): Remove vector_opaque_p.
15543 * tree.c (build_opaque_vector_type): New.
15544 * tree.h (TYPE_VECTOR_OPAQUE): New.
15545 (build_opaque_vector_type): Declare.
15546 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
15547 * config/rs6000/rs6000.c (build_opaque_vector_type,
15548 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
15549 (rs6000_init_builtins): Use build_opaque_vector_type for
15550 opaque_V4SI_type_node.
15552 2009-04-15 Catherine Moore <clm@codesourcery.com>
15554 * debug.h (set_name): Declare.
15555 * dwarf2out.c (dwarf2out_set_name): Declare.
15556 (dwarf2_debug_hooks): Add set_name.
15557 (find_AT_string): New.
15558 (add_AT_string): Call find_AT_string.
15559 (dwarf2out_set_name): New.
15560 * cp/decl.c (grokdeclarator): Call set_name.
15561 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
15562 * debug.c (do_nothing_debug_hooks): Likewise.
15563 * dbxout.c (dbx_debug_hooks): Likewise.
15564 * sdbout.c (sdb_debug_hooks): Likewise.
15566 2009-04-15 Michael Eager <eager@eagercon.com>
15568 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
15569 reg for single-precision FPU.
15570 * config/rs6000/rs6000.md (movsi_internal1): Only for
15571 !TARGET_SINGLE_FPU.
15572 (movsi_internal1_single): New. Add pattern to move SI values to/from
15573 single-precision FP regs.
15575 2009-04-15 Richard Guenther <rguenther@suse.de>
15577 * omp-low.c (lower_rec_input_clauses): Build correct address
15579 (expand_omp_for_generic): Fix multiplication type.
15580 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
15581 (generate_memset_zero): Fix types.
15582 * tree-profile.c (prepare_instrumented_value): Correctly
15585 2009-04-15 Ian Lance Taylor <iant@google.com>
15587 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
15588 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
15589 for -Wall and for -Wc++-compat.
15590 (c_common_post_options): For C++, set warn_enum_compare if not
15592 * c-tree.h (struct c_expr): Add field original_type.
15593 (build_external_ref): Update declaration.
15594 * c-parser.c (c_parser_braced_init): Set original_type.
15595 (c_parser_initelt): Likewise.
15596 (c_parser_expr_no_commas): Likewise.
15597 (c_parser_conditional_expression): Likewise.
15598 (c_parser_cast_expression): Likewise.
15599 (c_parser_unary_expression): Likewise. Pull setting of
15600 original_code to top of function.
15601 (c_parser_sizeof_expression): Set original_type.
15602 (c_parser_alignof_expression): Likewise.
15603 (c_parser_postfix_expression): Likewise. Pull setting of
15604 original_code to top of function.
15605 (c_parser_postfix_expression_after_paren_type): Set original_type.
15606 (c_parser_postfix_expression_after_primary): Likewise.
15607 (c_parser_expression): Likewise.
15608 * c-typeck.c (build_external_ref): Add type parameter. Change all
15610 (c_expr_sizeof_expr): Set original_type field.
15611 (parser_build_unary_op): Likewise.
15612 (parser_build_binary_op): Likewise. Optionally warn about
15613 comparisons of enums of different types.
15614 (digest_init): Set original_type field.
15615 (really_start_incremental_init): Likewise.
15616 (push_init_level, pop_init_level): Likewise.
15617 * doc/invoke.texi (Warning Options): -Wenum-compare now
15620 2009-04-15 Richard Guenther <rguenther@suse.de>
15622 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
15623 out a necessary conversion.
15624 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
15625 names we didn't value number.
15626 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
15628 2009-04-15 Richard Guenther <rguenther@suse.de>
15630 PR tree-optimization/39764
15631 * tree-ssa-ccp.c (get_value): Canonicalize value with
15632 canonicalize_float_value.
15634 2009-04-15 Jan Hubicka <jh@suse.cz>
15636 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
15637 Wrong version of patch.
15639 2009-04-15 Jan Hubicka <jh@suse.cz>
15641 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
15643 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
15645 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
15646 our distinct integral and vector types.
15648 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
15650 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
15651 * init.c (build_vtbl_address): Remove call to assemble_external.
15653 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
15655 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
15656 output for other floating point modes.
15658 2009-04-14 Diego Novillo <dnovillo@google.com>
15660 * diagnostic.c (diagnostic_report_diagnostic): Do not
15661 warn about loaded plugins for DK_ERROR and DK_WARNING.
15662 * c-decl.c (declspecs_add_type): Move call to
15663 invoke_plugin_callbacks ...
15664 * c-parser.c (c_parser_declspecs): ... here.
15665 * plugin.c (dump_active_plugins): Tidy output.
15667 2009-04-14 Diego Novillo <dnovillo@google.com>
15668 Le-Chun Wu <lcwu@google.com>
15670 * configure.ac: Add --enable-plugin support.
15671 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
15672 * Makefile.in (PLUGIN_H): Define.
15673 Export ENABLE_PLUGIN and GMPINC to site.exp.
15674 Add PLUGINLIBS to link command.
15675 Add/modify dependencies for plugin.o and files including plugin.h.
15677 * config.in: Regenerate.
15679 * opts.c (common_handle_option): Handle OPT_fplugin_ and
15682 2009-04-14 Le-Chun Wu <lcwu@google.com>
15684 * tree-pass.h (register_one_dump_file): Add a prototype for
15685 register_one_dump_file.
15686 * toplev.c (compile_file): Call initialize_plugins.
15687 (do_compile): Call invoke_plugin_callbacks.
15688 (toplev_main): Call invoke_plugin_callbacks.
15689 * common.opt: Add -fplugin= and -fplugin-arg-.
15690 * gcc-plugin.h: New public header file for plugins to include.
15691 * plugin.c: New source file.
15692 * plugin.h: New internal header file.
15693 * passes.c (register_one_dump_file): Make it external.
15695 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
15697 2009-04-14 Diego Novillo <dnovillo@google.com>
15699 * doc/plugins.texi: New.
15700 * doc/gccint.texi: Add reference to Plugins chapter.
15701 * doc/invoke.texi: Document -fplugin and -fplugin-arg
15702 * diagnostic.c (diagnostic_report_diagnostic): Warn about
15703 loaded plugins, if any.
15704 * timevar.def (TV_PLUGIN_INIT): Define.
15705 (TV_PLUGIN_RUN): Define.
15706 * plugin.c: Include timevar.h
15707 (plugins_active_p): New.
15708 (dump_active_plugins): New.
15709 (debug_active_plugins): New.
15711 2009-04-14 Joseph Myers <joseph@codesourcery.com>
15713 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
15715 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
15717 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
15719 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
15720 the same as a minus without a shift.
15722 2009-04-14 Nick Clifton <nickc@redhat.com>
15724 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
15725 comparisons with small integers will always produce a short
15728 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
15731 2008-12-19 Diego Novillo <dnovillo@google.com>
15733 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
15735 2009-04-14 Richard Guenther <rguenther@suse.de>
15737 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
15739 (verify_gimple_assign_binary): Likewise. Handle shifts and
15741 (verify_gimple_phi): Print the mismatched argument position.
15742 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15744 (vect_update_init_of_dr): Likewise.
15745 * matrix-reorg.c (transform_access_sites): Do what the
15747 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
15749 2009-04-13 Michael Eager <eager@eagercon.com>
15751 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
15752 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
15753 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
15754 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
15755 remove duplicate config
15757 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15759 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
15760 file_name:line_number type locator of the call site.
15762 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
15764 * genautomata.c: Put blank after comma.
15765 (automaton_decls): New.
15766 (struct unit_usage): Add comments to member next.
15767 (store_alt_unit_usage): Keep the list ordered.
15768 (unit_present_on_list_p, equal_alternatives_p): New.
15769 (check_regexp_units_distribution): Check units distribution
15770 correctness correctly.
15771 (main): Don't write automata if error is found. Return correct
15774 * config/m68k/cf.md (cfv4_ds): Remove.
15775 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
15776 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
15778 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
15779 power4-load-ext, power4-store, power4-store-update,
15780 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
15781 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
15782 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
15783 power4-sqrt, power4-isync): Modify reservation to make correct
15784 unit distribution to automata.
15786 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
15787 power5-store-update, power5-two, power5-three, power5-lmul,
15788 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
15790 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
15792 * except.c (pass_set_nothrow_function_flags): Set name and add
15794 (set_nothrow_function_flags): Mention in the dump file when
15795 changing a function to nothrow.
15797 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
15800 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
15801 instead of unsigned long.
15803 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15805 * config/arm/arm.c (return_used_this_function): Remove.
15806 (arm_output_function_prologue): Remove use of
15807 return_used_this_function.
15808 (output_return_instruction): Replace use of
15809 return_used_this_function
15810 by cfun->machine->return_used_this_function.
15811 (arm_output_epilogue): Likewise.
15812 (arm_output_function_epilogue): Likewise.
15813 (thumb_unexpanded_epilogue): Likewise.
15814 * config/arm/arm.h (struct machine_function):
15815 New member return_used_this_function.
15817 2009-04-12 Mark Mitchell <mark@codesourcery.com>
15819 * doc/install.texi: Correct description of default directory for
15820 --with-gxx-include-dir.
15822 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
15824 * fold-const.c (build_range_check): Properly deal with enumeral and
15825 boolean base types.
15827 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
15829 * doc/invoke.texi (max_gcse_passes): Remove documentation.
15830 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
15831 * params.h (MAX_GCSE_PASSES): Remove.
15832 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
15833 in sequence. Remove ability to run multiple passes.
15834 (bypass_jumps): Report run as third CPROP pass.
15836 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
15838 PR middle-end/39651
15839 * except.c (can_throw_external): Look at each insn in a SEQUENCE
15840 when deciding whether the whole SEQUENCE can throw.
15842 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
15845 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
15846 offseted label references.
15848 2009-04-11 Jan Hubicka <jh@suse.cz>
15850 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
15852 2009-04-11 Richard Guenther <rguenther@suse.de>
15854 PR middle-end/39732
15855 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
15856 return variables as TREE_ADDRESSABLE.
15858 2009-04-11 Richard Guenther <rguenther@suse.de>
15860 PR tree-optimization/39713
15861 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
15862 reference trees have SSA_NAME operands.
15864 2009-04-11 Richard Guenther <rguenther@suse.de>
15867 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
15868 address expressions.
15870 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
15872 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
15873 match changes in Cygwin 1.7
15874 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
15875 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
15877 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15879 PR tree-optimization/39701
15880 * doc/invoke.texi (Optimization Options): Document change in
15881 meaning and initialization of -fdelete-null-pointer-checks.
15883 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15885 PR middle-end/39701
15886 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
15888 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
15891 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
15893 2009-04-10 Chao-ying Fu <fu@mips.com>
15895 * doc/tm.texi (Instruction Output): Document
15896 TARGET_ASM_FINAL_POSTSCAN_INSN.
15897 * target.h (final_postscan_insn): New field in asm_out.
15898 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15899 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
15900 * final.c (final_scan_insn): Call
15901 targetm.asm_out.final_postscan_insn after outputting
15902 an asm macro and a normal instruction.
15904 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
15905 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
15906 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
15907 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
15908 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
15910 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
15912 PR middle-end/39701
15913 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
15914 variables as non-NULL even with -fdelete-null-pointer-checks.
15916 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
15918 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
15920 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
15923 * config/i386/i386.c (classify_argument): Handle SCmode with
15924 (bit_offset % 64) != 0.
15926 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
15928 * doc/invoke.texi (Optimize Options): Add cross-reference to
15929 -Q --help=optimizers examples.
15931 2009-04-10 Ben Elliston <bje@au.ibm.com>
15934 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
15935 regalign for the reg == fpr and TDmode case.
15937 2009-04-09 David Ayers <ayers@fsfe.org>
15940 * objc/objc-act.c (warn_with_method): Remove helper function.
15941 (check_duplicates): Call warning and inform directly.
15942 (really_start_method): Likewise.
15944 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15946 * expmed.c (expand_divmod): Always use a comparison for a division
15947 by a large unsigned integer.
15949 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
15950 for things others than variables or functions as nonzero.
15952 2009-04-09 Nick Clifton <nickc@redhat.com>
15954 * unwind-compat.c: Change copyright header to refer to version
15955 3 of the GNU General Public License with version 3.1 of the
15956 GCC Runtime Library Exception and to point readers at the
15957 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15958 * config/alpha/crtfastmath.c: Likewise.
15959 * config/alpha/linux-unwind.h: Likewise.
15960 * config/alpha/qrnnd.asm: Likewise.
15961 * config/alpha/vms-crt0-64.c: Likewise.
15962 * config/alpha/vms-crt0.c: Likewise.
15963 * config/alpha/vms-dwarf2.asm: Likewise.
15964 * config/alpha/vms-dwarf2eh.asm: Likewise.
15965 * config/alpha/vms-psxcrt0-64.c: Likewise.
15966 * config/alpha/vms-psxcrt0.c: Likewise.
15967 * config/alpha/vms_tramp.asm: Likewise.
15968 * config/arc/initfini.c: Likewise.
15969 * config/arc/lib1funcs.asm: Likewise.
15970 * config/arm/bpabi-v6m.S: Likewise.
15971 * config/arm/bpabi.S: Likewise.
15972 * config/arm/bpabi.c: Likewise.
15973 * config/arm/crti.asm: Likewise.
15974 * config/arm/crtn.asm: Likewise.
15975 * config/arm/ieee754-df.S: Likewise.
15976 * config/arm/ieee754-sf.S: Likewise.
15977 * config/arm/lib1funcs.asm: Likewise.
15978 * config/arm/libunwind.S: Likewise.
15979 * config/arm/linux-atomic.c: Likewise.
15980 * config/arm/mmintrin.h: Likewise.
15981 * config/arm/pr-support.c: Likewise.
15982 * config/arm/unaligned-funcs.c: Likewise.
15983 * config/arm/unwind-arm.c: Likewise.
15984 * config/arm/unwind-arm.h: Likewise.
15985 * config/avr/libgcc.S: Likewise.
15986 * config/bfin/crti.s: Likewise.
15987 * config/bfin/crtlibid.s: Likewise.
15988 * config/bfin/crtn.s: Likewise.
15989 * config/bfin/lib1funcs.asm: Likewise.
15990 * config/bfin/linux-unwind.h: Likewise.
15991 * config/cris/arit.c: Likewise.
15992 * config/cris/cris_abi_symbol.c: Likewise.
15993 * config/darwin-64.c: Likewise.
15994 * config/darwin-crt2.c: Likewise.
15995 * config/darwin-crt3.c: Likewise.
15996 * config/darwin.h: Likewise.
15997 * config/dbxelf.h: Likewise.
15998 * config/dfp-bit.c: Likewise.
15999 * config/dfp-bit.h: Likewise.
16000 * config/elfos.h: Likewise.
16001 * config/fixed-bit.c: Likewise.
16002 * config/fixed-bit.h: Likewise.
16003 * config/fp-bit.c: Likewise.
16004 * config/fp-bit.h: Likewise.
16005 * config/fr30/crti.asm: Likewise.
16006 * config/fr30/crtn.asm: Likewise.
16007 * config/fr30/lib1funcs.asm: Likewise.
16008 * config/freebsd-spec.h: Likewise.
16009 * config/frv/cmovd.c: Likewise.
16010 * config/frv/cmovh.c: Likewise.
16011 * config/frv/cmovw.c: Likewise.
16012 * config/frv/frvbegin.c: Likewise.
16013 * config/frv/frvend.c: Likewise.
16014 * config/frv/lib1funcs.asm: Likewise.
16015 * config/glibc-stdint.h: Likewise.
16016 * config/h8300/clzhi2.c: Likewise.
16017 * config/h8300/crti.asm: Likewise.
16018 * config/h8300/crtn.asm: Likewise.
16019 * config/h8300/ctzhi2.c: Likewise.
16020 * config/h8300/fixunssfsi.c: Likewise.
16021 * config/h8300/lib1funcs.asm: Likewise.
16022 * config/h8300/parityhi2.c: Likewise.
16023 * config/h8300/popcounthi2.c: Likewise.
16024 * config/i386/ammintrin.h: Likewise.
16025 * config/i386/att.h: Likewise.
16026 * config/i386/avxintrin.h: Likewise.
16027 * config/i386/biarch64.h: Likewise.
16028 * config/i386/bmmintrin.h: Likewise.
16029 * config/i386/cpuid.h: Likewise.
16030 * config/i386/cross-stdarg.h: Likewise.
16031 * config/i386/crtfastmath.c: Likewise.
16032 * config/i386/crtprec.c: Likewise.
16033 * config/i386/cygming-crtbegin.c: Likewise.
16034 * config/i386/cygming-crtend.c: Likewise.
16035 * config/i386/cygwin.asm: Likewise.
16036 * config/i386/emmintrin.h: Likewise.
16037 * config/i386/gmm_malloc.h: Likewise.
16038 * config/i386/gthr-win32.c: Likewise.
16039 * config/i386/i386.h: Likewise.
16040 * config/i386/immintrin.h: Likewise.
16041 * config/i386/linux-unwind.h: Likewise.
16042 * config/i386/linux64.h: Likewise.
16043 * config/i386/mm3dnow.h: Likewise.
16044 * config/i386/mmintrin-common.h: Likewise.
16045 * config/i386/mmintrin.h: Likewise.
16046 * config/i386/nmmintrin.h: Likewise.
16047 * config/i386/pmm_malloc.h: Likewise.
16048 * config/i386/pmmintrin.h: Likewise.
16049 * config/i386/smmintrin.h: Likewise.
16050 * config/i386/sol2-c1.asm: Likewise.
16051 * config/i386/sol2-ci.asm: Likewise.
16052 * config/i386/sol2-cn.asm: Likewise.
16053 * config/i386/sol2-gc1.asm: Likewise.
16054 * config/i386/tmmintrin.h: Likewise.
16055 * config/i386/unix.h: Likewise.
16056 * config/i386/w32-unwind.h: Likewise.
16057 * config/i386/wmmintrin.h: Likewise.
16058 * config/i386/x86-64.h: Likewise.
16059 * config/i386/x86intrin.h: Likewise.
16060 * config/i386/xmmintrin.h: Likewise.
16061 * config/ia64/crtbegin.asm: Likewise.
16062 * config/ia64/crtend.asm: Likewise.
16063 * config/ia64/crtfastmath.c: Likewise.
16064 * config/ia64/crti.asm: Likewise.
16065 * config/ia64/crtn.asm: Likewise.
16066 * config/ia64/fde-glibc.c: Likewise.
16067 * config/ia64/lib1funcs.asm: Likewise.
16068 * config/ia64/linux-unwind.h: Likewise.
16069 * config/ia64/quadlib.c: Likewise.
16070 * config/ia64/unwind-ia64.c: Likewise.
16071 * config/linux.h: Likewise.
16072 * config/m32c/m32c-lib1.S: Likewise.
16073 * config/m32c/m32c-lib2-trapv.c: Likewise.
16074 * config/m32c/m32c-lib2.c: Likewise.
16075 * config/m32r/initfini.c: Likewise.
16076 * config/m68hc11/larith.asm: Likewise.
16077 * config/m68hc11/m68hc11-crt0.S: Likewise.
16078 * config/m68k/cf.md: Likewise.
16079 * config/m68k/crti.s: Likewise.
16080 * config/m68k/crtn.s: Likewise.
16081 * config/m68k/lb1sf68.asm: Likewise.
16082 * config/m68k/linux-unwind.h: Likewise.
16083 * config/mcore/crti.asm: Likewise.
16084 * config/mcore/crtn.asm: Likewise.
16085 * config/mcore/lib1.asm: Likewise.
16086 * config/mips/linux-unwind.h: Likewise.
16087 * config/mips/loongson.h: Likewise.
16088 * config/mips/mips16.S: Likewise.
16089 * config/mmix/crti.asm: Likewise.
16090 * config/mmix/crtn.asm: Likewise.
16091 * config/pa/fptr.c: Likewise.
16092 * config/pa/hpux-unwind.h: Likewise.
16093 * config/pa/lib2funcs.asm: Likewise.
16094 * config/pa/linux-atomic.c: Likewise.
16095 * config/pa/linux-unwind.h: Likewise.
16096 * config/pa/milli64.S: Likewise.
16097 * config/pa/quadlib.c: Likewise.
16098 * config/pa/stublib.c: Likewise.
16099 * config/picochip/libgccExtras/adddi3.asm: Likewise.
16100 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
16101 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
16102 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
16103 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
16104 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
16105 * config/picochip/libgccExtras/divmod15.asm: Likewise.
16106 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
16107 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
16108 * config/picochip/libgccExtras/longjmp.asm: Likewise.
16109 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
16110 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
16111 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
16112 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
16113 * config/picochip/libgccExtras/setjmp.asm: Likewise.
16114 * config/picochip/libgccExtras/subdi3.asm: Likewise.
16115 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
16116 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
16117 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
16118 * config/rs6000/750cl.h: Likewise.
16119 * config/rs6000/altivec.h: Likewise.
16120 * config/rs6000/biarch64.h: Likewise.
16121 * config/rs6000/crtresfpr.asm: Likewise.
16122 * config/rs6000/crtresgpr.asm: Likewise.
16123 * config/rs6000/crtresxfpr.asm: Likewise.
16124 * config/rs6000/crtresxgpr.asm: Likewise.
16125 * config/rs6000/crtsavfpr.asm: Likewise.
16126 * config/rs6000/crtsavgpr.asm: Likewise.
16127 * config/rs6000/darwin-asm.h: Likewise.
16128 * config/rs6000/darwin-fallback.c: Likewise.
16129 * config/rs6000/darwin-fpsave.asm: Likewise.
16130 * config/rs6000/darwin-ldouble.c: Likewise.
16131 * config/rs6000/darwin-tramp.asm: Likewise.
16132 * config/rs6000/darwin-unwind.h: Likewise.
16133 * config/rs6000/darwin-vecsave.asm: Likewise.
16134 * config/rs6000/darwin-world.asm: Likewise.
16135 * config/rs6000/e500crtres32gpr.asm: Likewise.
16136 * config/rs6000/e500crtres64gpr.asm: Likewise.
16137 * config/rs6000/e500crtres64gprctr.asm: Likewise.
16138 * config/rs6000/e500crtrest32gpr.asm: Likewise.
16139 * config/rs6000/e500crtrest64gpr.asm: Likewise.
16140 * config/rs6000/e500crtresx32gpr.asm: Likewise.
16141 * config/rs6000/e500crtresx64gpr.asm: Likewise.
16142 * config/rs6000/e500crtsav32gpr.asm: Likewise.
16143 * config/rs6000/e500crtsav64gpr.asm: Likewise.
16144 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
16145 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
16146 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
16147 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
16148 * config/rs6000/eabi-ci.asm: Likewise.
16149 * config/rs6000/eabi-cn.asm: Likewise.
16150 * config/rs6000/eabi.asm: Likewise.
16151 * config/rs6000/linux-unwind.h: Likewise.
16152 * config/rs6000/linux64.h: Likewise.
16153 * config/rs6000/paired.h: Likewise.
16154 * config/rs6000/paired.md: Likewise.
16155 * config/rs6000/ppc64-fp.c: Likewise.
16156 * config/rs6000/ppu_intrinsics.h: Likewise.
16157 * config/rs6000/rs6000.h: Likewise.
16158 * config/rs6000/si2vmx.h: Likewise.
16159 * config/rs6000/sol-ci.asm: Likewise.
16160 * config/rs6000/sol-cn.asm: Likewise.
16161 * config/rs6000/spe.h: Likewise.
16162 * config/rs6000/spu2vmx.h: Likewise.
16163 * config/rs6000/sysv4.h: Likewise.
16164 * config/rs6000/tramp.asm: Likewise.
16165 * config/rs6000/vec_types.h: Likewise.
16166 * config/s390/linux-unwind.h: Likewise.
16167 * config/s390/tpf-unwind.h: Likewise.
16168 * config/score/crti.asm: Likewise.
16169 * config/score/crtn.asm: Likewise.
16170 * config/sh/crt1.asm: Likewise.
16171 * config/sh/crti.asm: Likewise.
16172 * config/sh/crtn.asm: Likewise.
16173 * config/sh/divtab-sh4-300.c: Likewise.
16174 * config/sh/divtab-sh4.c: Likewise.
16175 * config/sh/divtab.c: Likewise.
16176 * config/sh/lib1funcs-4-300.asm: Likewise.
16177 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
16178 * config/sh/lib1funcs.asm: Likewise.
16179 * config/sh/lib1funcs.h: Likewise.
16180 * config/sh/linux-atomic.asm: Likewise.
16181 * config/sh/linux-unwind.h: Likewise.
16182 * config/sh/shmedia.h: Likewise.
16183 * config/sh/sshmedia.h: Likewise.
16184 * config/sh/ushmedia.h: Likewise.
16185 * config/sparc/crtfastmath.c: Likewise.
16186 * config/sparc/linux-unwind.h: Likewise.
16187 * config/sparc/sol2-c1.asm: Likewise.
16188 * config/sparc/sol2-ci.asm: Likewise.
16189 * config/sparc/sol2-cn.asm: Likewise.
16190 * config/spu/divmodti4.c: Likewise.
16191 * config/spu/divv2df3.c: Likewise.
16192 * config/spu/float_disf.c: Likewise.
16193 * config/spu/float_unsdidf.c: Likewise.
16194 * config/spu/float_unsdisf.c: Likewise.
16195 * config/spu/float_unssidf.c: Likewise.
16196 * config/spu/mfc_multi_tag_release.c: Likewise.
16197 * config/spu/mfc_multi_tag_reserve.c: Likewise.
16198 * config/spu/mfc_tag_release.c: Likewise.
16199 * config/spu/mfc_tag_reserve.c: Likewise.
16200 * config/spu/mfc_tag_table.c: Likewise.
16201 * config/spu/multi3.c: Likewise.
16202 * config/spu/spu_internals.h: Likewise.
16203 * config/spu/spu_intrinsics.h: Likewise.
16204 * config/spu/spu_mfcio.h: Likewise.
16205 * config/spu/vec_types.h: Likewise.
16206 * config/spu/vmx2spu.h: Likewise.
16207 * config/stormy16/stormy16-lib2.c: Likewise.
16208 * config/svr4.h: Likewise.
16209 * config/sync.c: Likewise.
16210 * config/v850/lib1funcs.asm: Likewise.
16211 * config/vxlib-tls.c: Likewise.
16212 * config/vxlib.c: Likewise.
16213 * config/vxworks-dummy.h: Likewise.
16214 * config/xtensa/crti.asm: Likewise.
16215 * config/xtensa/crtn.asm: Likewise.
16216 * config/xtensa/ieee754-df.S: Likewise.
16217 * config/xtensa/ieee754-sf.S: Likewise.
16218 * config/xtensa/lib1funcs.asm: Likewise.
16219 * config/xtensa/lib2funcs.S: Likewise.
16220 * config/xtensa/linux-unwind.h: Likewise.
16221 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
16222 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
16223 * coretypes.h: Likewise.
16224 * crtstuff.c: Likewise.
16225 * defaults.h: Likewise.
16226 * dwarf2.h: Likewise.
16227 * emutls.c: Likewise.
16228 * gbl-ctors.h: Likewise.
16229 * gcov-io.h: Likewise.
16230 * ginclude/float.h: Likewise.
16231 * ginclude/iso646.h: Likewise.
16232 * ginclude/stdarg.h: Likewise.
16233 * ginclude/stdbool.h: Likewise.
16234 * ginclude/stddef.h: Likewise.
16235 * ginclude/stdfix.h: Likewise.
16236 * ginclude/stdint-gcc.h: Likewise.
16237 * ginclude/tgmath.h: Likewise.
16238 * gthr-aix.h: Likewise.
16239 * gthr-dce.h: Likewise.
16240 * gthr-gnat.c: Likewise.
16241 * gthr-gnat.h: Likewise.
16242 * gthr-lynx.h: Likewise.
16243 * gthr-mipssde.h: Likewise.
16244 * gthr-nks.h: Likewise.
16245 * gthr-posix.c: Likewise.
16246 * gthr-posix.h: Likewise.
16247 * gthr-posix95.h: Likewise.
16248 * gthr-rtems.h: Likewise.
16249 * gthr-single.h: Likewise.
16250 * gthr-solaris.h: Likewise.
16251 * gthr-tpf.h: Likewise.
16252 * gthr-vxworks.h: Likewise.
16253 * gthr-win32.h: Likewise.
16254 * gthr.h: Likewise.
16255 * libgcc2.c: Likewise.
16256 * libgcc2.h: Likewise.
16257 * libgcov.c: Likewise.
16258 * tsystem.h: Likewise.
16259 * typeclass.h: Likewise.
16260 * unwind-c.c: Likewise.
16261 * unwind-compat.h: Likewise.
16262 * unwind-dw2-fde-compat.c: Likewise.
16263 * unwind-dw2-fde-darwin.c: Likewise.
16264 * unwind-dw2-fde-glibc.c: Likewise.
16265 * unwind-dw2-fde.c: Likewise.
16266 * unwind-dw2-fde.h: Likewise.
16267 * unwind-dw2.c: Likewise.
16268 * unwind-dw2.h: Likewise.
16269 * unwind-generic.h: Likewise.
16270 * unwind-pe.h: Likewise.
16271 * unwind-sjlj.c: Likewise.
16272 * unwind.inc: Likewise.
16273 * config/arm/neon-gen.ml: Change generated copyright header to
16274 refer to version 3 of the GNU General Public License with
16275 version 3.1 of the GCC Runtime Library Exception and to point
16276 readers at the COPYING3 and COPYING3.RUNTIME files and the
16277 FSF's license web page.
16278 * config/arm/arm_neon.h: Regenerate.
16280 2009-04-09 Jakub Jelinek <jakub@redhat.com>
16282 * config/cris/cris.md: Change copyright header to refer to version
16283 3 of the GNU General Public License.
16284 * doc/install.texi2html: Change copyright header to refer to version
16285 3 of the GNU General Public License and to point readers at the
16286 COPYING3 file and the FSF's license web page.
16287 * config/vax/linux.h: Likewise.
16289 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
16291 * config/i386/i386.md (cmpcc): New.
16292 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
16293 (sync_compare_and_swap_cc*): Delete.
16295 * config/s390/s390.c (s390_compare_emitted): Remove.
16296 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
16297 s390_compare_emitted used to be handled. Assert that modes match.
16298 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
16299 refer to sync_compare_and_swap_ccsi.
16300 * config/s390/s390.h (s390_compare_emitted): Remove.
16301 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
16302 instead of s390_compare_emitted.
16303 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
16304 instead of s390_compare_emitted.
16305 * config/s390/s390.md (cmpcc): New.
16306 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
16307 CC_REGNUM, do not pretend it's set.
16308 (sync_compare_and_swap_cc*): Delete.
16309 * config/s390/predicates.md (cc_reg_operand): New.
16311 * expr.c (sync_compare_and_swap_cc): Delete.
16312 * optabs.h (sync_compare_and_swap_cc): Delete.
16313 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
16314 is being used with can_compare_p.
16315 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
16316 (find_cc_set): New.
16317 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
16318 look for a MODE_CC set instead. Use emit_store_flag.
16319 (expand_compare_and_swap_loop): Likewise, with some additional
16320 complication to avoid a force_reg when useless. Use
16321 emit_cmp_and_jump_insns.
16322 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
16323 * doc/md.texi (sync_compare_and_swap_cc): Merge with
16324 sync_compare_and_swap documentation.
16326 2009-04-09 Jan Hubicka <jh@suse.cz>
16328 * except.c (find_prev_try): Break out from ....
16329 (duplicate_eh_regions): ... here; properly update prev_try pointers
16330 when duplication part of tree.
16331 (dump_eh_tree): Improve dumping.
16332 (verify_eh_region): New.
16333 (verify_eh_tree): Use it.
16335 2009-04-06 Richard Guenther <rguenther@suse.de>
16337 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
16338 &ARRAY addresses by adjusting their types and prepending
16340 * tree-cfg.c (verify_gimple_assign_single): Verify that
16341 addresses are correct.
16343 2009-04-09 Richard Guenther <rguenther@suse.de>
16345 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
16346 indices into an array reference if possible.
16347 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
16348 Fold POINTER_PLUS_EXPR statements with invariant address.
16350 2009-04-09 Alan Modra <amodra@bigpond.net.au>
16353 * config.gcc (powerpc64-*-linux*): Always build biarch.
16355 2009-04-09 Joseph Myers <joseph@codesourcery.com>
16358 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
16359 it and pedwarn if this results in an INTEGER_CST.
16361 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16363 * doc/install.texi: Update minimum GMP version. Remove obsolete
16364 text in MPFR section.
16366 2009-04-08 Jakub Jelinek <jakub@redhat.com>
16368 * dwarf2out.c (class_scope_p): New static inline.
16369 (class_or_namespace_scope_p): Use it.
16370 (gen_variable_die): Use DW_TAG_member tag for static data member
16371 declarations instead of DW_TAG_variable.
16373 PR middle-end/39573
16374 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
16377 2009-04-08 Richard Guenther <rguenther@suse.de>
16379 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
16380 valueize random data.
16382 2009-04-08 David Edelsohn <edelsohn@gnu.org>
16384 * config.gcc (aix tm_file): Add aix-stdint.h.
16385 (aix tm clause use_gcc_stdint): Set to wrap.
16386 * config/rs6000/aix-stdint.h: New file.
16388 2009-04-08 Richard Guenther <rguenther@suse.de>
16390 PR middle-end/36291
16391 * tree-dfa.c (add_referenced_var): Do not recurse into
16392 global initializers.
16393 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
16395 (fold_const_aggregate_ref): Likewise.
16397 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
16399 * recog.c (ordered_comparison_operator): New.
16400 * gensupport.c (std_preds): Add it.
16401 * doc/md.texi (Machine-Independent Predicates): Document it.
16403 2009-04-08 Jan Hubicka <jh@suse.cz>
16405 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
16406 * function.h (rtl_eh): Remove exception_handler_label_map.
16407 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
16408 remove_exception_handler_label, for_each_eh_label_1): Remove.
16409 (rtl_remove_unreachable_regions): Remove.
16410 (convert_from_eh_region_ranges): Do not remove unreachable regions.
16411 (find_exception_handler_labels): Don't build the hashtable.
16412 (maybe_remove_eh_handler): Remove.
16413 (for_each_eh_label): Rewrite to walk the tree.
16414 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
16415 * except.h (maybe_remove_eh_handler): Remove.
16416 * passes.c (init_optimization_passes): Schedule second EH cleanup
16418 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
16419 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
16421 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
16423 * genoutput.c (validate_optab_operands): New.
16424 (gen_insn, gen_expand): Call it.
16426 * genflags.c (gen_insn): Detect misused iterators.
16427 (main): Pass line_no to gen_insn, exit with status 1 on error.
16429 * genextract.c (line_no): Make global.
16430 (VEC_safe_set_locstr): Change assertion to error message.
16431 (main): Exit with status 1 on error.
16433 2009-04-08 Joseph Myers <joseph@codesourcery.com>
16437 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
16438 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
16439 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
16440 * c-convert.c (convert): Do not call fold on results of conversion
16441 functions when the result is a C_MAYBE_CONST_EXPR.
16442 * c-parser.c (c_parser_postfix_expression): Do not fold condition
16443 of __builtin_choose_expr.
16444 * c-typeck.c (remove_c_maybe_const_expr): New.
16445 (build_unary_op, build_conditional_expr, build_compound_expr,
16446 build_binary_op, c_objc_common_truthvalue_conversion): Call
16447 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
16450 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
16452 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
16453 CODE to produce a new one. Add a prototype to use fold_convert_const
16455 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
16458 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
16459 mix declarations and code.
16461 2009-04-08 Ben Elliston <bje@au.ibm.com>
16463 * gcc.c: Replace `CC' with `GCC' throughout.
16465 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
16467 * doc/invoke.texi: Document Atom support.
16469 2009-04-07 Jason Merrill <jason@redhat.com>
16472 * c-common.h, c-common.c: Add flag_pretty_templates.
16473 * c-opts.c (c_common_handle_option): Set it.
16474 * c.opt: Add -fno-pretty-templates.
16475 * doc/invoke.texi (C++ Dialect Options): Likewise.
16477 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
16479 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
16480 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
16481 (ia64_expand_builtin): Likewise.
16483 2009-04-07 Martin Jambor <mjambor@suse.cz>
16485 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
16486 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
16487 ADDR_EXPRS are include too.
16489 2009-04-07 Richard Guenther <rguenther@suse.de>
16491 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
16492 decls are only used if passes as parameters or if they are
16493 local statics and the call is not to a builtin.
16494 (call_may_clobber_ref_p_1): Likewise.
16496 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16498 * expr.c (do_store_flag): Remove last argument. Simplify code
16499 to avoid duplication of tests already done by can_compare_p.
16500 (expand_expr_real_1): Adjust caller.
16502 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16504 * optabs.c (can_compare_p): Test the predicate of a
16505 cbranch and cstore pattern.
16507 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16509 * expr.c (convert_move): Use emit_store_flag instead of
16512 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
16514 * config/i386/i386.c (ix86_compare_emitted): Remove.
16515 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
16516 ix86_compare_op0 like ix86_compare_emitted used to be handled.
16517 * config/i386/i386.h (ix86_compare_emitted): Remove.
16518 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
16519 instead of ix86_compare_emitted.
16520 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
16522 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
16524 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
16525 Add t-sysroot-suffix to tmake_file.
16526 * config/print-sysroot-suffix.sh: New file.
16527 * config/t-sysroot-suffix: New file.
16529 2009-04-07 Ben Elliston <bje@au.ibm.com>
16531 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
16532 as the latter produces a warning when the target does not support
16535 2009-04-07 Ben Elliston <bje@au.ibm.com>
16537 * dfp.c: Replace type punning assignments with memcpy throughout.
16538 * Makefile.in (dfp.o-warn): Remove.
16540 2009-04-07 Alan Modra <amodra@bigpond.net.au>
16543 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
16544 Include soft-fp/t-softfp after rs6000/t-linux64.
16546 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
16548 * stor-layout.c (set_sizetype): Use the full precision of their
16549 machine mode for bitsize types.
16551 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
16553 * config/i386/i386.md: Revert 2 accidental checkins.
16555 2009-04-06 Joey Ye <joey.ye@intel.com>
16556 Xuepeng Guo <xuepeng.guo@intel.com>
16557 H.J. Lu <hongjiu.lu@intel.com>
16559 Atom pipeline model, tuning and insn selection.
16560 * config.gcc (atom): Add atom config options and target.
16562 * config/i386/atom.md: New.
16564 * config/i386/i386.c (atom_cost): New cost.
16565 (m_ATOM): New macro flag.
16566 (initial_ix86_tune_features): Set m_ATOM.
16567 (x86_accumulate_outgoing_args): Likewise.
16568 (x86_arch_always_fancy_math_387): Likewise.
16569 (processor_target): Add Atom cost.
16570 (cpu_names): Add Atom cpu name.
16571 (override_options): Set Atom ISA.
16572 (ix86_issue_rate): New case PROCESSOR_ATOM.
16573 (ix86_adjust_cost): Likewise.
16575 * config/i386/i386.h (TARGET_ATOM): New target macro.
16576 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
16577 (TARGET_OPT_AGU): New target option.
16578 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
16579 (processor_type): Add PROCESSOR_ATOM.
16581 * config/i386/i386.md (cpu): Add new value "atom".
16582 (use_carry, movu): New attr.
16583 (atom.md): Include atom.md.
16584 (adddi3_carry_rex64): Set attr "use_carry".
16585 (addqi3_carry): Likewise.
16586 (addhi3_carry): Likewise.
16587 (addsi3_carry): Likewise.
16588 (*addsi3_carry_zext): Likewise.
16589 (subdi3_carry_rex64): Likewise.
16590 (subqi3_carry): Likewise.
16591 (subhi3_carry): Likewise.
16592 (subsi3_carry): Likewise.
16593 (x86_movdicc_0_m1_rex64): Likewise.
16594 (*x86_movdicc_0_m1_se): Likewise.
16595 (x86_movsicc_0_m1): Likewise.
16596 (*x86_movsicc_0_m1_se): Likewise.
16597 (*adddi_1_rex64): Emit add insn as much as possible.
16598 (*addsi_1): Likewise.
16599 (return_internal): Set atom_unit.
16600 (return_internal_long): Likewise.
16601 (return_pop_internal): Likewise.
16602 (*rcpsf2_sse): Set atom_sse_attr attr.
16603 (*qrt<mode>2_sse): Likewise.
16604 (*prefetch_sse): Likewise.
16606 * config/i386/i386-c.c (ix86_target_macros_internal): New case
16608 (ix86_target_macros_internal): Likewise.
16610 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
16611 (*prefetch_sse_rex): Likewise.
16612 (sse_rcpv4sf2): Likewise.
16613 (sse_vmrcpv4sf2): Likewise.
16614 (sse_sqrtv4sf2): Likewise.
16615 (<sse>_vmsqrt<mode>2): Likewise.
16616 (sse_ldmxcsr): Likewise.
16617 (sse_stmxcsr): Likewise.
16618 (*sse_sfence): Likewise.
16619 (sse2_clflush): Likewise.
16620 (*sse2_mfence): Likewise.
16621 (*sse2_lfence): Likewise.
16622 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
16623 (<sse>_movup<ssemodesuffixf2c>): Likewise.
16624 (avx_movdqu<avxmodesuffix>): Likewise.
16625 (avx_lddqu<avxmodesuffix>): Likewise.
16626 (sse2_movntv2di): Change attr "type" to "ssemov".
16627 (sse2_movntsi): Likewise.
16628 (rsqrtv8sf2): Change attr "type" to "sseadd".
16629 (sse3_addsubv2df3): Set attr "atom_unit".
16630 (sse3_h<plusminus_insn>v4sf3): Likewise.
16631 (*sse2_pmaddwd): Likewise.
16632 (*vec_extractv2di_1_rex64): Likewise.
16633 (*vec_extractv2di_1_avx): Likewise.
16634 (sse2_psadbw): Likewise.
16635 (ssse3_phaddwv8hi3): Likewise.
16636 (ssse3_phaddwv4hi3): Likewise.
16637 (ssse3_phadddv4si3): Likewise.
16638 (ssse3_phadddv2si3): Likewise.
16639 (ssse3_phaddswv8hi3): Likewise.
16640 (ssse3_phaddswv4hi3): Likewise.
16641 (ssse3_phsubwv8hi3): Likewise.
16642 (ssse3_phsubwv4hi3): Likewise.
16643 (ssse3_phsubdv4si3): Likewise.
16644 (ssse3_phsubdv2si3): Likewise.
16645 (ssse3_phsubswv8hi3): Likewise.
16646 (ssse3_phsubswv4hi3): Likewise.
16647 (ssse3_pmaddubsw128): Likewise.
16648 (sse3_pmaddubsw: Likewise.
16649 (ssse3_palignrti): Likewise.
16650 (ssse3_palignrdi): Likewise.
16652 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
16654 * doc/install.texi (Specific): Fix two cross-references to MinGW.
16656 2009-04-06 Richard Guenther <rguenther@suse.de>
16658 PR tree-optimization/28868
16659 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
16660 of which PHI results we inserted.
16661 (insert_into_preds_of_block): Record inserted PHIs.
16662 (eliminate): Eliminate redundant PHI nodes.
16663 (init_pre): Init inserted_phi_names.
16665 2009-04-06 Richard Guenther <rguenther@suse.de>
16667 PR tree-optimization/39643
16668 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
16669 IMAGPART_EXPRs of complex constants.
16670 (execute_fold_all_builtins): If we folded a call queue
16671 TODO_update_address_taken.
16673 2009-04-06 Jan Hubicka <jh@suse.cz>
16675 PR middle-end/39659
16676 * except.c (remove_unreachable_regions): Propagate may_contain_throw
16679 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
16681 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
16683 (ic_invalidate_array): Likewise.
16685 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
16687 * calls.c (emit_library_call_value_1): Fix a problem with parameter
16688 alignment for library calls.
16690 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
16692 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
16693 (mingw32 tm clause use_gcc_stdint): Set to wrap.
16694 * config/i386/mingw-stdint.h: New file.
16696 2009-04-05 Richard Guenther <rguenther@suse.de>
16698 PR tree-optimization/39648
16699 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
16700 our &A vs. &A[0] IL deficiencies.
16702 2009-04-04 Jan Hubicka <jh@suse.cz>
16704 * except.c (sjlj_find_directly_reachable_regions): Be ready for
16705 removed toplevel regions.
16706 (sjlj_mark_call_sites): Likewise.
16708 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
16710 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
16711 (cygwin tm clause use_gcc_stdint): Set to wrap.
16712 * config/i386/cygwin-stdint.h: New file.
16714 2009-04-04 Richard Guenther <rguenther@suse.de>
16716 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
16717 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
16718 single-argument PHIs if we are in loop-closed SSA form.
16719 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
16720 for the pre-condition.
16721 (slpeel_tree_peel_loop_to_edge): Likewise.
16722 (vect_build_loop_niters): Take an optional sequence to append stmts.
16723 (vect_generate_tmps_on_preheader): Likewise.
16724 (vect_do_peeling_for_loop_bound): Take extra guards for the
16726 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
16727 the cost model check.
16728 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
16729 guards if we are going to peel. Do not apply versioning in that case.
16730 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
16731 (vect_do_peeling_for_loop_bound): Likewise.
16732 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
16733 loop bound only record extra pre-conditions, do not apply loop
16736 2009-04-04 Richard Guenther <rguenther@suse.de>
16738 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
16741 2009-04-04 Jan Hubicka <jh@suse.cz>
16743 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16744 last_basic_block for size of bb->index indexed array.
16745 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
16746 compute_out, link_btr_uses, build_btr_def_use_webs,
16747 build_btr_def_use_webs, migrate_btr_defs): Likewise.
16749 2009-04-04 Jan Hubicka <jh@suse.cz>
16751 * except.c (remove_eh_handler_and_replace): Break out from ...
16752 (remove_eh_handler): ... here.
16753 (bring_to_root): New function.
16754 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
16755 handled ones, bring others to root of tree.
16757 2009-04-04 Jan Hubicka <jh@suse.cz>
16759 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
16760 (all_phis_safe_to_merge): New function.
16761 (update_info): New structure.
16762 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
16763 (cleanup_empty_eh): Update SSA if possible.
16765 2009-04-04 Richard Guenther <rguenther@suse.de>
16767 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
16768 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
16769 (append_vuse): Likewise.
16771 2009-04-04 Jakub Jelinek <jakub@redhat.com>
16773 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
16774 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
16775 instead of REG_UNSAVED for DW_CFA_undefined.
16776 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
16777 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
16780 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
16783 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
16784 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
16785 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
16787 2009-04-04 Richard Guenther <rguenther@suse.de>
16789 PR tree-optimization/8781
16790 PR tree-optimization/37892
16791 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
16792 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
16793 (valueize_refs): Call it for *& valueizations.
16794 (shared_reference_ops_from_ref): Rename to ...
16795 (valueize_shared_reference_ops_from_ref): ... this and valueize.
16796 (shared_reference_ops_from_call): Rename to ...
16797 (valueize_shared_reference_ops_from_call): ... this and valueize.
16798 (vn_reference_lookup): Update.
16799 (visit_reference_op_call): Likewise.
16800 * tree-ssa-pre.c (phi_translate_1): Fold *&.
16801 (eliminate): Value-replace the call address in call statements.
16803 2009-04-04 Richard Guenther <rguenther@suse.de>
16805 PR tree-optimization/39636
16806 * tree-ssa-forwprop.c
16807 (forward_propagate_addr_into_variable_array_index): Check for
16808 GIMPLE_ASSIGN before accessing the rhs code.
16810 2009-04-03 Jason Merrill <jason@redhat.com>
16812 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
16814 2009-04-03 Steve Ellcey <sje@cup.hp.com>
16816 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
16817 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
16818 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
16819 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
16820 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
16821 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
16822 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
16823 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
16824 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
16825 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
16826 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
16827 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
16828 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
16829 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
16830 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
16831 Use fr_reg_or_fp01_operand instead of fr_register_operand
16833 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
16834 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
16835 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
16837 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
16839 PR rtl-optimization/39607
16840 PR rtl-optimization/39631
16844 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16845 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16846 instead of DF_LR_OUT.
16847 * ira-lives.c (process_bb_node_lives): Ditto.
16848 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16849 instead of DF_LR_{OUT,IN}.
16850 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16851 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16853 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
16855 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
16856 (execute_lower_omp): Always run but take the short way out if -fopenmp
16858 (gate_lower_omp): Remove, forcing the pass manager to always run the
16859 pass and always set PROP_gimple_lomp.
16860 (pass_lower_omp): Remove gate function.
16861 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
16862 PROP_trees. Instead, require it.
16863 * ipa-cp.c (pass_ipa_cp): Likewise.
16864 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
16865 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
16866 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
16867 and PROP_gimple_leh.
16869 2009-04-03 Richard Guenther <rguenther@suse.de>
16871 PR middle-end/13146
16872 PR tree-optimization/23940
16873 PR tree-optimization/33237
16874 PR middle-end/33974
16875 PR middle-end/34093
16876 PR tree-optimization/36201
16877 PR tree-optimization/36230
16878 PR tree-optimization/38049
16879 PR tree-optimization/38207
16880 PR tree-optimization/38230
16881 PR tree-optimization/38301
16882 PR tree-optimization/38585
16883 PR middle-end/38895
16884 PR tree-optimization/38985
16885 PR tree-optimization/39299
16886 * tree-ssa-structalias.h: Remove.
16887 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
16888 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
16889 (struct vuse_element_d): Remove.
16890 (struct vuse_vec_d): Likewise.
16891 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
16892 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
16893 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
16894 VUSE_ELEMENT_VAR): Likewise.
16895 (struct voptype_d): Likewise.
16896 (NUM_VOP_FREE_BUCKETS): Likewise.
16897 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
16898 (struct stmt_operands_d): Remove.
16899 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
16900 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
16901 VDEF_NUM, VDEF_VECT): Likewise.
16902 (copy_virtual_operands): Remove.
16903 (operand_build_cmp): Likewise.
16904 (create_ssa_artificial_load_stmt): Likewise.
16905 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
16906 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
16907 vuse_index and mayuse_index members. Pack and move done and iter_type
16908 members to the front.
16909 (SSA_OP_VMAYUSE): Remove.
16910 (SSA_OP_VIRTUAL_USES): Adjust.
16911 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
16912 (unlink_stmt_vdef): Declare.
16913 (add_to_addressable_set): Remove.
16914 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
16915 (vrp_visit_stmt): Likewise.
16916 * doc/tree-ssa.texi (Alias analysis): Update.
16917 * doc/invoke.texi (max-aliased-vops): Remove docs.
16918 (avg-aliased-vops): Likewise.
16919 * tree-into-ssa.c (syms_to_rename): Remove.
16920 (need_to_update_vops_p): Likewise.
16921 (need_to_initialize_update_ssa_p): Rename to ...
16922 (update_ssa_initialized_fn): ... this. Track function we are
16924 (symbol_marked_for_renaming): Simplify.
16925 (add_new_name_mapping): Do not set need_to_update_vops_p.
16926 (dump_currdefs): Use SYMS_TO_RENAME.
16927 (rewrite_update_stmt): Always walk all uses/defs.
16928 (dump_update_ssa): Adjust.
16929 (init_update_ssa): Take function argument. Track what we are
16931 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
16932 (create_new_def_for): Initialize for cfun, assert we are initialized
16934 (mark_sym_for_renaming): Simplify.
16935 (mark_set_for_renaming): Do not initialize update-ssa.
16936 (need_ssa_update_p): Simplify. Take function argument.
16937 (name_mappings_registered_p): Assert we ask for the correct function.
16938 (name_registered_for_update_p): Likewise.
16939 (ssa_names_to_replace): Likewise.
16940 (release_ssa_name_after_update_ssa): Likewise.
16941 (update_ssa): Likewise. Use SYMS_TO_RENAME.
16942 (dump_decl_set): Do not print a newline.
16943 (debug_decl_set): Do it here.
16944 (dump_update_ssa): And here.
16945 * tree-ssa-loop-im.c (move_computations): Adjust.
16946 (movement_possibility): Likewise.
16947 (determine_max_movement): Likewise.
16948 (gather_mem_refs_stmt): Likewise.
16949 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
16950 or NAME_MEMORY_TAG.
16951 * tree-complex.c (update_all_vops): Remove.
16952 (expand_complex_move): Adjust.
16953 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16954 Simplify test for memory referencing statement. Exclude
16955 non-invariant ADDR_EXPRs.
16956 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16957 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16958 (rdg_flag_uses): Likewise.
16959 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16961 (tree_optimize_tail_calls_1): Also split the
16962 edge from the entry block if we have degenerate PHI nodes in
16963 the first basic block.
16964 * tree.c (init_ttree): Remove memory-tag related code.
16965 (tree_code_size): Likewise.
16966 (tree_node_structure): Likewise.
16967 (build7_stat): Re-write to be build6_stat.
16968 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16969 (SSA_VAR_P): Adjust.
16970 (struct tree_memory_tag): Remove.
16971 (struct tree_memory_partition_tag): Likewise.
16972 (union tree_node): Adjust.
16973 (build7): Re-write to be build6.
16974 * tree-pass.h (pass_reset_cc_flags): Remove.
16975 (TODO_update_address_taken): New flag.
16976 (pass_simple_dse): Remove.
16977 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16978 * params.h (MAX_ALIASED_VOPS): Remove.
16979 (AVG_ALIASED_VOPS): Likewise.
16980 * omp-low.c (expand_omp_taskreg): Update SSA form.
16981 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16982 aliases the lhs in a copy stmt.
16983 * tree-ssa-dse.c (struct address_walk_data): Remove.
16984 (memory_ssa_name_same): Likewise.
16985 (memory_address_same): Likewise.
16986 (get_kill_of_stmt_lhs): Likewise.
16987 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16988 unused stores. Look through PHI nodes into post-dominated regions.
16989 (dse_optimize_stmt): Simplify. Properly remove stores.
16990 (tree_ssa_dse): Compute dominators.
16991 (execute_simple_dse): Remove.
16992 (pass_simple_dse): Likewise.
16993 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16994 gimple_loaded_syms and gimple_stored_syms computation.
16995 * toplev.c (dump_memory_report): Dump alias and pta stats.
16996 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16997 (vn_reference_eq): Likewise.
16998 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16999 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
17000 valueize_vuses): Remove.
17001 (get_def_ref_stmt_vuses): Simplify. Rename to ...
17002 (get_def_ref_stmt_vuse): ... this.
17003 (vn_reference_lookup_2): New function.
17004 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
17005 walking equivalent vuses. Simplify.
17006 (vn_reference_lookup): Likewise.
17007 (vn_reference_insert): Likewise.
17008 (vn_reference_insert_pieces): Likewise.
17009 (visit_reference_op_call): Simplify.
17010 (visit_reference_op_load): Likewise.
17011 (visit_reference_op_store): Likewise.
17012 (init_scc_vn): Remove shared_lookup_vuses initialization.
17013 (free_scc_vn): Remove shared_lookup_vuses freeing.
17014 (sort_vuses, sort_vuses_heap): Remove.
17015 (get_ref_from_reference_ops): Export.
17016 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
17017 vector with single vuse pointer.
17018 (vn_reference_lookup_pieces, vn_reference_lookup,
17019 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
17020 (shared_vuses_from_stmt): Remove.
17021 (get_ref_from_reference_ops): Declare.
17022 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
17023 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
17024 memory-tag related code.
17025 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
17026 (likely_value): Add comment, skip static-chain of call statements.
17027 (surely_varying_stmt_p): Adjust.
17028 (gimplify_and_update_call_from_tree): Likewise.
17029 (execute_fold_all_builtins): Do not rebuild alias info.
17030 (gimplify_and_update_call_from_tree): Properly update VOPs.
17031 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
17032 (copy_ref_info): Remove memory-tag related code.
17033 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
17034 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
17035 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
17037 * tree-ssa-dom.c (gimple_p): Remove typedef.
17038 (eliminate_redundant_computations): Adjust.
17039 (record_equivalences_from_stmt): Likewise.
17040 (avail_expr_hash): Likewise.
17041 (avail_expr_eq): Likewise.
17042 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
17043 (stmt_makes_single_load): Likewise.
17044 (stmt_makes_single_store): Likewise.
17045 * tree-ssa-alias.c: Rewrite completely.
17046 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
17047 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
17048 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
17049 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
17050 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
17051 Remove public functions.
17052 (pass_reset_cc_flags): Remove.
17053 (pass_build_alias): Move ...
17054 * tree-ssa-structalias.c (pass_build_alias): ... here.
17055 * tree-ssa-alias.c (may_be_aliased): Move ...
17056 * tree-flow-inline.h (may_be_aliased): ... here.
17057 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
17058 count_uses_and_derefs): Move ...
17059 * gimple.c: ... here.
17060 * gimple.h (count_uses_and_derefs): Declare.
17061 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
17062 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
17063 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
17064 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
17065 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
17066 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
17067 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
17069 * tree-dfa.c (refs_may_alias_p): Move ...
17070 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
17071 * tree-ssa-alias.h: New file.
17072 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
17073 (statement_sink_location): Likewise.
17074 * opts.c (decode_options): Do not adjust max-aliased-vops or
17075 avg-aliased-vops values.
17076 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
17077 (TV_CALL_CLOBBER): Likewise.
17078 (TV_FLOW_SENSITIVE): Likewise.
17079 (TV_FLOW_INSENSITIVE): Likewise.
17080 (TV_MEMORY_PARTITIONING): Likewise.
17081 (TV_ALIAS_STMT_WALK): New timevar.
17082 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
17083 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
17084 (get_address_description): Remove memory-tag related code.
17085 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
17086 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
17087 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
17088 and immediate uses in statements. Document.
17089 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
17090 (dump_symbols): Remove.
17091 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
17092 * alias.c (get_deref_alias_set): New function split out from ...
17093 (get_alias_set): ... here.
17094 * alias.h (get_deref_alias_set): Declare.
17095 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
17096 type parameter. Remove restrict pointer handling. Create a
17097 ref-all pointer in case type-based alias sets do not conflict.
17098 (vect_analyze_data_refs): Remove SMT related code.
17099 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
17100 (vectorizable_load): Likewise.
17101 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
17102 (DR_SYMBOL_TAG, DR_VOPS): Remove.
17103 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
17104 Ignore vops and SMTs.
17105 (dr_analyze_alias): Likewise..
17106 (free_data_ref): Likewise.
17107 (create_data_ref): Likewise.
17108 (analyze_all_data_dependences): Likewise.
17109 (get_references_in_stmt): Adjust.
17110 * tree-flow-inline.h (gimple_aliases_computed_p,
17111 gimple_addressable_vars, gimple_call_clobbered_vars,
17112 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
17113 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
17114 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
17115 gimple_mem_ref_stats): Remove.
17116 (gimple_vop): New function.
17117 (op_iter_next_use): Remove vuses and mayuses cases.
17118 (op_iter_next_def): Remove vdefs case.
17119 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
17120 (clear_and_done_ssa_iter): Do not set removed fields.
17121 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
17122 Assert we are not iterating over vuses or vdefs if not also
17123 iterating over uses or defs.
17124 (op_iter_init_use): Likewise.
17125 (op_iter_init_def): Likewise.
17126 (op_iter_next_vdef): Remove.
17127 (op_iter_next_mustdef): Likewise.
17128 (op_iter_init_vdef): Likewise.
17129 (compare_ssa_operands_equal): Likewise.
17130 (link_use_stmts_after): Handle vuse operand.
17131 (is_call_used): Use is_call_clobbered.
17132 (is_call_clobbered): Global variables are always call clobbered,
17133 query the call-clobbers bitmap.
17134 (mark_call_clobbered): Ignore global variables.
17135 (clear_call_clobbered): Likewise.
17136 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
17137 virtual operands sanity check.
17138 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
17140 (TARGET_MEM_REF): Remove TMR_TAG operand.
17141 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
17142 Remove call-clobber related code.
17143 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
17144 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
17145 partitions or escape reason.
17146 (get_single_def_stmt, get_single_def_stmt_from_phi,
17147 get_single_def_stmt_with_phi): Remove.
17148 (dump_referenced_vars): Tidy.
17149 (get_ref_base_and_extent): Allow bare decls.
17150 (collect_dfa_stats): Adjust.
17151 * graphite.c (rename_variables_in_stmt): Adjust.
17152 (graphite_copy_stmts_from_block): Likewise.
17153 (translate_clast): Likewise.
17154 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
17156 (translate_vuse_through_block): Use the oracle.
17157 (phi_translate_1): Adjust.
17158 (value_dies_in_block_x): Use the oracle. Cache the outcome
17160 (valid_in_sets): Check if the VUSE for
17161 a REFERENCE is available.
17162 (eliminate): Do not remove stmts during elimination,
17163 instead queue and remove them afterwards.
17164 (do_pre): Do not rebuild alias info.
17165 (pass_pre): Run TODO_rebuild_alias before PRE.
17166 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
17167 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
17168 (mark_all_v_defs_stmt): Remove.
17169 (mark_all_v_defs_seq): Adjust.
17170 (sra_replace): Likewise.
17171 (scalarize_use): Likewise.
17172 (scalarize_copy): Likewise.
17173 (scalarize_init): Likewise.
17174 (scalarize_ldst): Likewise.
17175 (todoflags): Remove.
17176 (tree_sra): Do not rebuild alias info.
17177 (tree_sra_early): Adjust.
17178 (pass_sra): Run TODO_update_address_taken before SRA.
17179 * tree-predcom.c (set_alias_info): Remove.
17180 (prepare_initializers_chain): Do not call it.
17181 (mark_virtual_ops_for_renaming): Adjust.
17182 (mark_virtual_ops_for_renaming_list): Remove.
17183 (initialize_root_vars): Adjust.
17184 (initialize_root_vars_lm): Likewise.
17185 (prepare_initializers_chain): Likewise.
17186 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
17187 (may_propagate_copy_into_stmt): Likewise.
17188 (merge_alias_info): Do nothing for now.
17189 (propagate_tree_value_into_stmt): Adjust.
17190 (stmt_may_generate_copy): Likewise.
17191 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
17192 not mark symbols for renaming.
17193 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
17194 with the same statement, make sure to update the new pointed-to one.
17195 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
17196 call statements, do not mark symbols for renaming.
17197 (mark_operand_necessary): Dump something.
17198 (ref_may_be_aliased): New function.
17199 (mark_aliased_reaching_defs_necessary_1): New helper function.
17200 (mark_aliased_reaching_defs_necessary): Likewise.
17201 (mark_all_reaching_defs_necessary_1): Likewise.
17202 (mark_all_reaching_defs_necessary): Likewise.
17203 (propagate_necessity): Do not process virtual PHIs. For
17204 non-aliased loads mark all reaching definitions as necessary.
17205 For aliased loads and stores mark the immediate dominating
17206 aliased clobbers as necessary.
17207 (visited): New global static.
17208 (perform_tree_ssa_dce): Free visited bitmap after propagating
17210 (remove_dead_phis): Perform simple dead virtual PHI removal.
17211 (remove_dead_stmt): Properly unlink virtual operands when
17213 (eliminate_unnecessary_stmts): Schedule PHI removal after
17215 * tree-ssa-ter.c (is_replaceable_p): Adjust.
17216 (process_replaceable): Likewise.
17217 (find_replaceable_in_bb): Likewise.
17218 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
17219 based on the single gimple vop.
17220 (verify_flow_insensitive_alias_info): Remove.
17221 (verify_flow_sensitive_alias_info): Likewise.
17222 (verify_call_clobbering): Likewise.
17223 (verify_memory_partitions): Likewise.
17224 (verify_alias_info): Likewise.
17225 (verify_ssa): Adjust..
17226 (execute_update_addresses_taken): Export. Update SSA
17227 manually. Optimize only when optimizing. Use a local bitmap.
17228 (pass_update_address_taken): Remove TODO_update_ssa, add
17230 (pass_update_address_taken): Just use TODO_update_address_taken.
17231 (init_tree_ssa): Do not initialize addressable_vars.
17232 (verify_ssa): Verify new VUSE / VDEF properties.
17233 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
17234 Do not call verify_alias_info.
17235 (delete_tree_ssa): Clear the VUSE, VDEF operands.
17236 Do not free the loaded and stored syms bitmaps. Reset the escaped
17237 and callused solutions. Do not free addressable_vars.
17238 Remove memory-tag related code.
17239 (warn_uninitialized_var): Aliases are always available.
17240 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
17241 * lambda-code.c (can_put_in_inner_loop): Adjust.
17242 (can_put_after_inner_loop): Likewise.
17243 (perfect_nestify): Likewise.
17244 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
17245 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
17246 (vectorizable_conversion): Do not mark symbols for renaming.
17247 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
17248 (expand_call_inline): Unlink the calls virtual operands before
17250 (tree_function_versioning): Do not call update_ssa if we are not
17251 updating clones. Simplify.
17252 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
17253 (propagate_with_phi): Likewise..
17254 * tree-outof-ssa.c (create_temp): Remove memory tag and call
17255 clobber code. Assert we are not aliased or global.
17256 * tree-flow.h: Include tree-ssa-alias.h
17257 (enum escape_type): Remove.
17258 (struct mem_sym_stats_d): Likewise.
17259 (struct mem_ref_stats_d): Likewise.
17260 (struct gimple_df): Add vop member. Remove global_var,
17261 call_clobbered_vars, call_used_vars, addressable_vars,
17262 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
17263 escaped and callused members.
17264 (struct ptr_info_def): Remove all members, add points-to solution
17266 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
17267 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
17268 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
17269 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
17270 (tree-ssa-alias.o): Likewise.
17271 (toplev.o): Add tree-ssa-alias.h
17272 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
17273 * gimple.c (gimple_set_bb): Fix off-by-one error.
17274 (is_gimple_reg): Do not handle memory tags.
17275 (gimple_copy): Also copy virtual operands.
17276 Delay updating the statement. Do not reset loaded and stored syms.
17277 (gimple_set_stored_syms): Remove.
17278 (gimple_set_loaded_syms): Likewise.
17279 (gimple_call_copy_skip_args): Copy the virtual operands
17280 and mark the new statement modified.
17281 * tree-ssa-structalias.c (may_alias_p): Remove.
17282 (set_uids_in_ptset): Take the alias set to prune with as
17283 parameter. Fold in the alias test of may_alias_p.
17284 (compute_points_to_sets): Compute whether a ptr is dereferenced
17285 in a local sbitmap.
17286 (process_constraint): Deal with &ANYTHING on the lhs, reject all
17287 other ADDRESSOF constraints on the lhs.
17288 (get_constraint_for_component_ref): Assert that we don't get
17289 ADDRESSOF constraints from the base of the reference.
17290 Properly generate UNKNOWN_OFFSET for DEREF if needed.
17291 (struct variable_info): Remove collapsed_to member.
17292 (get_varinfo_fc): Remove.
17293 (new_var_info): Do not set collapsed_to.
17294 (dump_constraint): Do not follow cycles.
17295 (dump_constraint_graph): Likewise.
17296 (build_pred_graph): Likewise.
17297 (build_succ_graph): Likewise.
17298 (rewrite_constraints): Likewise.
17299 (do_simple_structure_copy): Remove.
17300 (do_rhs_deref_structure_copy): Remove.
17301 (do_lhs_deref_structure_copy): Remove.
17302 (collapse_rest_of_var): Remove.
17303 (do_structure_copy): Re-implement.
17304 (pta_stats): New global variable.
17305 (dump_pta_stats): New function.
17306 (struct constraint_expr): Make offset signed.
17307 (UNKNOWN_OFFSET): Define special value.
17308 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
17309 (solution_set_expand): New helper function split out from ...
17310 (do_sd_constraint): ... here.
17311 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
17312 (do_ds_constraint): Likewise.
17313 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
17314 and CALLUSED = *CALLUSED.
17315 (set_union_with_increment): Make inc argument signed.
17316 (type_safe): Remove.
17317 (get_constraint_for_ptr_offset): Handle unknown and negative
17319 (first_vi_for_offset): Handle offsets before start. Bail
17320 out early for offsets beyond the variable extent.
17321 (first_or_preceding_vi_for_offset): New function.
17322 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
17323 Together with ESCAPED = *ESCAPED this properly computes reachability.
17324 (find_what_var_points_to): New function.
17325 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
17326 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
17327 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
17328 pt_solutions_intersect): New functions.
17329 (compute_call_used_vars): Remove.
17330 (compute_may_aliases): New main entry into PTA computation.
17331 * gimple.h (gimple_p): New typedef.
17332 (struct gimple_statement_base): Remove references_memory_p.
17333 (struct gimple_statement_with_memory_ops_base): Remove
17334 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
17336 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
17337 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
17338 gimple_set_references_memory): Remove.
17339 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
17340 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
17342 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
17343 (verify_expr): Allow RESULT_DECL.
17344 (gimple_duplicate_bb): Do not copy virtual operands.
17345 (gimple_duplicate_sese_region): Adjust.
17346 (gimple_duplicate_sese_tail): Likewise.
17347 (mark_virtual_ops_in_region): Remove.
17348 (move_sese_region_to_fn): Do not call it.
17349 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
17350 and pass_simple_dse.
17351 (execute_function_todo): Handle TODO_update_address_taken,
17352 call execute_update_addresses_taken for TODO_rebuild_alias.
17353 (execute_todo): Adjust.
17354 (execute_one_pass): Init dump files early.
17355 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
17357 (create_general_new_stmt): Clear vops.
17358 * tree-ssa-reassoc.c (get_rank): Adjust.
17359 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
17360 symbols for renaming.
17361 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
17362 (PARAM_AVG_ALIASED_VOPS): Likewise.
17363 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
17364 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
17365 * tree-ssa-operands.c: Simplify for new virtual operand representation.
17366 (operand_build_cmp, copy_virtual_operands,
17367 create_ssa_artificial_load_stmt, add_to_addressable_set,
17368 gimple_add_to_addresses_taken): Remove public functions.
17369 (unlink_stmt_vdef): New function.
17371 2009-04-03 Alan Modra <amodra@bigpond.net.au>
17373 * config.gcc (powerpc-*-linux*): Merge variants.
17375 2009-04-02 Chao-ying Fu <fu@mips.com>
17376 James Grosbach <james.grosbach@microchip.com>
17378 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
17379 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
17381 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
17382 keep_interrupts_masked_p, use_debug_exception_return_p.
17383 (mips_attribute_table): Add interrupt, use_shadow_register_set,
17384 keep_interrupts_masked, use_debug_exception_return.
17385 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
17386 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
17388 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
17389 (mips_print_operand): Process COP0 registers to print $0 .. $31
17390 correctly for GAS to process.
17391 (mips_interrupt_extra_call_saved_reg_p): New function.
17392 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
17394 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
17395 (mips_compute_frame_info): Add supports for interrupt context that
17396 includes doubleword accumulators and COP0 registers.
17397 (mips_for_each_saved_acc): New function.
17398 (mips_for_each_saved_gpr_and_fpr): Change the function name from
17399 mips_for_each_saved_reg.
17400 (mips_save_reg): Save accumulators.
17401 (mips_kernel_reg_p): A new for_each_rtx callback.
17402 (mips_expand_prologue): Support interrupt handlers.
17403 (mips_restore_reg): Restore accumulators.
17404 (mips_expand_epilogue): Support interrupt handlers.
17405 (mips_can_use_return_insn): Return false for interrupt handlers.
17406 (mips_epilogue_uses): New function.
17407 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
17408 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
17409 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
17410 cop0_move): New instructions.
17411 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
17412 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
17414 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
17416 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
17417 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
17418 interrupt handlers, we use K0 as the temporary register.
17419 (EPILOGUE_USES): Change to a function call.
17420 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
17421 handlers, we use K0 as the temporary register.
17423 * doc/extend.texi (Function Attributes): Document interrupt,
17424 use_shadow_register_set, keep_interrupts_masked,
17425 use_debug_exception_return for MIPS attributes.
17427 2009-04-03 Alan Modra <amodra@bigpond.net.au>
17429 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
17430 Remove a number of t-files from tmake_file.
17431 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
17432 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
17433 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
17434 target_prototype, not TARGET_PROTOTYPE.
17435 (LINK_OS_GNU_SPEC): Define.
17436 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
17437 and darwin-ldoubdle.c.
17439 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17442 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
17443 (cpp_options): Ditto.
17444 (default_compilers): Ditto.
17445 (display_help): Ditto.
17446 (process_command): Ditto.
17447 (do_spec_1): Ditto.
17448 (set_input): Use lbasename instead of duplicate code.
17449 (save_temps_prefix): New static for -save-temps=obj.
17450 (save_temps_length): Ditto.
17452 * doc/invoke.texi (-save-temps=obj): Document new variant to
17453 -save-temps switch.
17455 2009-04-02 Jeff Law <law@redhat.com>
17457 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
17460 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
17462 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
17463 * configure: Regenerated.
17465 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17467 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
17468 share the argument list.
17470 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17474 2009-02-12 Diego Novillo <dnovillo@google.com>
17476 * varpool.c (debug_varpool): New.
17477 * cgraph.h (debug_varpool): Declare.
17479 2009-04-02 Jan Hubicka <jh@suse.cz>
17481 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
17484 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
17486 * config/i386/i386.c (ix86_abi): Move initialization to ...
17487 (override_options): Here.
17489 2009-04-02 Christian Bruel <christian.bruel@st.com>
17491 * config/sh/sh.c (sh_dwarf_register_span): New function.
17492 (TARGET_DWARF_REGISTER_SPAN): Define.
17493 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
17495 2009-04-02 Ira Rosen <irar@il.ibm.com>
17497 PR tree-optimization/39595
17498 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
17499 interleaved loads group is not greater than the SLP group size.
17501 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
17503 * builtins.c (is_builtin_name): New.
17504 (called_as_built_in): Use is_builtin_name.
17505 * tree.h (is_builtin_name): New.
17506 * varasm.c (incorporeal_function_p): Use is_builtin_name
17508 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
17510 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
17512 2009-04-02 Dodji Seketeli <dodji@redhat.com>
17515 * c-decl.c (clone_underlying_type): Move this ...
17516 * c-common.c (set_underlying_type): ... here.
17517 Also, make sure the function properly sets TYPE_STUB_DECL() on
17518 the newly created typedef variant type.
17519 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
17520 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
17523 2009-04-02 Richard Guenther <rguenther@suse.de>
17525 PR tree-optimization/37221
17526 * tree-flow.h (degenerate_phi_result): Declare.
17527 * tree-ssa-dom.c (degenerate_phi_result): Export.
17528 * tree-scalar-evolution.c (analyze_initial_condition): If
17529 the initial condition is defined by a degenerate PHI node
17530 use the degenerate value.
17532 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
17534 PR rtl-optimization/39588
17535 * combine.c (merge_outer_ops): Do not set the constant when this
17537 (simplify_shift_const_1): Do not modify it either in this case.
17539 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
17541 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
17542 tuning is deprecated if -mtune value is set to an Itanium1 variant.
17544 2009-04-01 Janis Johnson <janis187@us.ibm.com>
17547 * c-lex.c (interpret_float): Default (no suffix) is double.
17549 2009-04-1 Xinliang David Li <davidxl@google.com>
17551 * config/i386/i386.c (legitimate_constant_p): Recognize
17552 all one vector constant.
17554 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17556 * config/vax/vax.c: Add #includes to silence warnings.
17557 Change #include order to silence two warnings.
17559 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17561 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
17562 (ASM_SPEC): Pass -k to the assembler for PIC code.
17564 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17566 * config.gcc: Add vax-*-linux* to the switch.
17567 * config/vax/linux.h: New file. (TARGET_VERSION,
17568 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
17570 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17572 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
17573 Use predicate macros instead of GET_CODE() == foo.
17574 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
17575 ashlsi3, rotrsi3, <unnamed>): Likewise.
17577 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17579 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
17580 jbbccihi, jbbccisi): Remova trailing whitespace.
17581 * config/vax/constraints.md: Likewise.
17582 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17583 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
17584 * config/vax/predicates.md: Likewise.
17585 * config/vax/vax.c (print_operand_address, vax_output_int_move,
17586 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
17587 * config/vax/vax.h: Likewise.
17588 * config/vax/vax.md (nonlocal_goto): Likewise.
17590 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17592 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
17593 (indirectable_address_p, adjacent_operands_p): Add spaces around
17595 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
17597 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17599 * config/vax/vax.c (legitimate_constant_address_p,
17600 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
17601 index_term_p, reg_plus_index_p, legitimate_address_p,
17602 vax_mode_dependent_address_p): Update comments to match functions
17603 modified by the recent int->bool conversion.
17605 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17607 * config/vax/builtins.md: Update copyright message.
17608 * config/vax/constraints.md: Likewise.
17609 * config/vax/netbsd-elf.h: Likewise.
17610 * config/vax/predicates.md: Likewise.
17611 * config/vax/vax-protos.h: Likewise.
17612 * config/vax/vax.c: Likewise.
17613 * config/vax/vax.h: Likewise.
17614 * config/vax/vax.md: Likewise.
17615 * config/vax/vax.opt: Likewise.
17617 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
17619 * config/vax/builtins.md (ffssi2, ffssi2_internal,
17620 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
17621 * config/vax/constraints.md (B, R): Likewise.
17622 * config/vax/predicates.md (external_memory_operand,
17623 nonimmediate_addsub_di_operand): Likewise.
17624 * config/vax/vax.c (vax_output_int_add): Likewise.
17625 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
17626 untyped_call): Likewise.
17628 2009-04-01 Matt Thomas <matt@3am-software.com>
17630 * config/vax/predicates.md: New file.
17631 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
17632 external_const_operand, nonsymbolic_operand, external_memory_operand,
17633 indirect_memory_operand, indexed_memory_operand,
17634 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
17635 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
17637 * config/vax/constraints.md: New file.
17638 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
17640 * config/vax/builtins.md: New file.
17641 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
17642 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
17644 * config/vax/vax.opt (mqmath): Add option.
17645 * config/vax/vax.md (isfx): Extend with DI.
17646 (VAXintQH, VAXintQHSD): Define.
17647 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
17648 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
17649 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
17650 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
17651 (movdi): Update constraints and use vax_output_int_move().
17652 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
17653 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
17654 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
17655 nonlocal_goto): New.
17656 (mov<mode>): Extend accepted operand types.
17657 (subdi3_old): Rename from subdi3, change update constraints and use
17658 a new implementation.
17659 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
17660 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
17661 MOVE_RATIO, CLEAR_RATIO): Define.
17662 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
17663 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
17664 (PRINT_OPERAND): Redefine using a function instead of inlined code.
17665 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
17666 (split_quadword_operands): Make static and really allow variable
17668 (print_operand_address): Update for PIC generation.
17669 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
17670 indexable_address_p, fixup_mathdi_operand,
17671 vax_expand_addsub_di_operands, adjacent_operands_p): New.
17672 (vax_float_literal, legitimate_constant_p,
17673 indirectable_constant_address_p, index_term_p,
17674 reg_plus_index_p): Return bool instead of int.
17675 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
17677 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
17679 (vax_output_conditional_branch): Indent.
17680 (legitimate_constant_address_p, indirectable_constant_address_p,
17681 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
17682 vax_mode_dependent_address_p): Return bool instead of int, update for
17684 * config/vax/vax-protos.h (legitimate_constant_address_p,
17685 legitimate_constant_p, legitimate_address_p,
17686 vax_mode_dependent_address_p): Change declaration to bool.
17687 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
17688 vax_expand_addsub_di_operands, vax_output_int_subtract,
17689 vax_output_movmemsi): Declare.
17690 (split_quadword_operands, vax_float_literal): Delete declaration.
17691 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
17692 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
17693 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
17694 ASM_OUTPUT_DWARF_PCREL): Define.
17695 (ASM_SPEC): Change definition to allow PIC generation.
17697 2009-04-01 Steve Ellcey <sje@cup.hp.com>
17699 * doc/sourcebuild.texi: Update front-end requirements.
17701 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17704 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
17705 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
17706 (booldi3_internal3): Use boolean_or_operator instead of
17709 2009-04-01 Joseph Myers <joseph@codesourcery.com>
17712 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
17713 declarator whose size is not an integer constant expression but
17714 folds to an integer constant, then treat it as a constant
17717 2009-04-01 Richard Guenther <rguenther@suse.de>
17719 * fold-const.c (fold_plusminus_mult_expr): Do not fold
17720 i * 4 + 2 to (i * 2 + 1) * 2.
17722 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17725 * c-parser.c (c_parser_asm_statement): Skip until close paren and
17726 return if c_parser_asm_string_literal returned NULL.
17728 2009-04-01 Nick Clifton <nickc@redhat.com>
17730 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
17732 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
17733 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
17734 other typedefs to avoid conflicts with libgcc2.c. Define labels
17735 to gain 16-bit bit-manipulation functions from libgcc2.c and then
17737 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
17738 to gain 16-bit trapping arithmetic functions from libgcc2.c and
17741 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
17743 * varasm.c (default_function_rodata_section): Declare DOT as
17746 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
17747 Andrey Galkin <agalkin@hypercom.com>
17750 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
17751 Make object_name unique for each process.
17753 2009-04-01 Jakub Jelinek <jakub@redhat.com>
17756 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
17757 addressable variables in the parallel that could go out of scope while
17758 running queued tasks.
17760 2009-04-01 Anatoly Sokolov <aesok@post.ru>
17762 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
17763 (CASE_VALUES_THRESHOLD): Redefine.
17764 * config/avr/avr.c (avr_override_options): Remove initialization of
17765 avr_case_values_threshold variable.
17766 (avr_case_values_threshold): Remove variable. Add new function.
17767 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
17768 * config/avr/avr.opt (mno-tablejump): Remove option.
17769 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
17771 2009-04-01 DJ Delorie <dj@redhat.com>
17773 * varasm.c (default_function_rodata_section): Don't assume
17774 anything about where the first '.' in the section name is.
17776 2009-04-01 Alan Modra <amodra@bigpond.net.au>
17778 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
17779 rs6000_emit_stack_tie.
17781 2009-03-31 Ian Lance Taylor <iant@google.com>
17783 * tree-eh.c (tree_remove_unreachable_handlers): Compare
17784 gimple_code with GIMPLE_RESX, not RESX.
17786 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17788 * c-common.c (c_get_ident): New.
17789 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
17791 2009-04-01 Ben Elliston <bje@au.ibm.com>
17793 * config/rs6000/sysv4.opt (msdata): Improve option description.
17795 2009-03-31 Steve Ellcey <sje@cup.hp.com>
17797 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
17798 (divdf3_internal_lat): Remove.
17799 (divxf3_internal_lat): Remove.
17800 (divxf3_internal_thr): Remove.
17801 (divxf): Use divxf3_internal.
17802 * config/ia64/div.md (divsf3_internal_lat): New.
17803 (divdf3_internal_lat): New.
17804 (divxf3_internal): New.
17806 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17809 * Makefile.in (USE_GCC_STDINT): Define.
17810 (stmp-int-hdrs): Install stdint.h if applicable.
17811 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
17813 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
17814 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
17815 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17816 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17817 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17818 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17819 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17820 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17821 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17822 (c_common_nodes_and_builtins): Initialize
17823 underlying_wchar_type_node. Do not initialize
17824 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
17825 nodes for new types.
17826 (c_stddef_cpp_builtins): Define macros for new types.
17827 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
17829 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
17830 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
17831 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
17832 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
17833 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
17834 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
17835 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
17836 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
17837 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
17838 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
17839 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
17840 int16_type_node, int32_type_node, int64_type_node,
17841 uint8_type_node, uint16_type_node, c_uint32_type_node,
17842 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
17843 int_least32_type_node, int_least64_type_node,
17844 uint_least8_type_node, uint_least16_type_node,
17845 uint_least32_type_node, uint_least64_type_node,
17846 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
17847 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
17848 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
17849 uintptr_type_node): Define.
17850 * c-cppbuiltin.c (builtin_define_constants,
17851 builtin_define_type_minmax): New.
17852 (builtin_define_stdint_macros): Define more macros.
17853 (c_cpp_builtins): Define more limit macros.
17854 (type_suffix): New.
17855 (builtin_define_type_max): Define in terms of
17856 builtin_define_type_minmax. Remove is_long parameter. All
17858 * config.gcc (use_gcc_stdint): Define.
17859 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
17860 Add newlib-stdint.h for generic targets.
17861 * config/glibc-stdint.h, config/newlib-stdint.h,
17862 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
17863 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
17864 * config/score/score.h (UINTPTR_TYPE): Define.
17865 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17866 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17867 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17868 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17869 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17870 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17871 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17872 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17873 * config/spu/spu.h (STDINT_LONG32): Define.
17874 * configure.ac (use_gcc_stdint): Substitute.
17875 * configure: Regenerate.
17876 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
17877 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
17878 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
17879 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
17880 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
17881 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
17882 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
17883 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
17884 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
17885 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
17886 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
17887 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
17888 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
17889 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
17890 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
17891 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
17892 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
17893 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
17894 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
17895 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
17896 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
17897 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
17898 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
17899 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17900 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17901 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17902 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17903 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17904 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
17906 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
17908 * loop-iv.c (suitable_set_for_replacement): Renamed from
17909 simplify_using_assignment; changed to return bool and to accept new
17910 args DEST and SRC. Return true iff we find a source/destination pair
17911 that can be used to make a replacement, and fill SRC and DEST if so.
17912 Remove arg ALTERED. Don't deal with altered regs here. All callers
17914 (simplify_using_initial_values): Deal with altered regs here and track
17915 more precisely the effect they have on the validity of our expression.
17917 * loop-iv.c (simplify_using_condition): A condition of the form
17918 (EQ REG CONST) can be used to simply make a substitution.
17919 (simplify_using_initial_values): Keep track of conditions we have seen
17920 and keep using them to simplify new expressions, while applying the
17921 same substitutions to them as to the expression.
17923 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17924 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
17927 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
17928 changed. Use this when trying to improve the upper bound.
17929 Generate the comparison by using simplify_gen_relational.
17931 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
17933 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
17935 (simplify_using_assignment, simplify_using_initial_values): Call
17936 replace_in_expr to make replacements. Call replace_single_def_regs
17937 once on the initial version of the expression.
17939 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17942 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
17944 2009-03-31 Richard Guenther <rguenther@suse.de>
17946 PR middle-end/31029
17947 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
17948 equality comparisons. Fold C - X CMP X if C % 2 == 1.
17950 2009-03-31 Richard Guenther <rguenther@suse.de>
17952 * tree.h (div_if_zero_remainder): Declare.
17953 * fold-const.c (div_if_zero_remainder): Export.
17954 * tree-ssa-forwprop.c
17955 (forward_propagate_addr_into_variable_array_index): Handle
17956 constant array index addition outside of the variable index.
17958 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17961 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17962 define_splits, floatunssi<mode>2): Require x87 conversions from
17963 DImode to be permitted.
17965 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17967 PR preprocessor/15638
17968 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17970 2009-03-31 Richard Guenther <rguenther@suse.de>
17972 PR middle-end/23401
17973 PR middle-end/27810
17974 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17975 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17976 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17977 a separate statement.
17978 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17979 (lookup_tmp_var): Likewise.
17980 (is_gimple_formal_tmp_or_call_rhs): Remove.
17981 (is_gimple_reg_or_call_rhs): Rename to ...
17982 (is_gimple_reg_rhs_or_call): ... this.
17983 (is_gimple_mem_or_call_rhs): Rename to ...
17984 (is_gimple_mem_rhs_or_call): ... this.
17985 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17986 DECL_GIMPLE_REG_P only if is_formal is true.
17987 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17988 for non-proper post-modify expression gimplification.
17989 (gimplify_self_mod_expr): For post-modify expressions gimplify
17990 the lvalue to a minimal lvalue.
17991 (rhs_predicate_for): Remove formal temp case.
17992 (gimplify_modify_expr_rhs): Likewise.
17993 (gimplify_addr_expr): Use is_gimple_reg.
17994 (gimplify_expr): Remove formal temp cases.
17995 (gimple_regimplify_operands): Likewise.
17996 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17997 and FILTER_EXPR like constants.
17998 * gimple.c (walk_gimple_op): Fix val_only initialization, use
18000 (is_gimple_formal_tmp_rhs): Remove.
18001 (is_gimple_reg_rhs): Remove special casing.
18002 (is_gimple_mem_rhs): Fix.
18003 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
18004 (is_gimple_formal_tmp_var): Remove.
18005 (is_gimple_formal_tmp_reg): Likewise.
18006 (is_gimple_min_lval): Allow invariant component ref parts.
18007 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
18008 is_gimple_formal_tmp_reg): Remove declarations.
18009 * tree-cfg.c (verify_expr): Verify that variables with address
18010 taken do not have DECL_GIMPLE_REG_P set.
18011 * tree-mudflap.c (mf_build_check_statement_for): Use
18012 force_gimple_operand instead of gimplify_expr.
18014 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
18016 * modulo-sched.c (sms_schedule_by_order): Pass the actual
18017 schedulable rows to compute_split_row.
18019 2009-03-31 Ben Elliston <bje@au.ibm.com>
18022 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
18025 2009-03-31 Alan Modra <amodra@bigpond.net.au>
18027 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
18028 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
18029 * configure: Regenerate.
18030 * config.in: Regenerate.
18031 * config/rs6000/rs6000.opt (mtls-markers): Add.
18032 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
18033 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
18034 (tls_ld_aix, tls_ld_sysv): Likewise.
18035 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
18036 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
18038 2009-03-31 Alan Modra <amodra@bigpond.net.au>
18040 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
18042 2009-03-30 Jan Hubicka <jh@suse.cz>
18044 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
18046 (tree_remove_unreachable_handlers): Cleanup EH predecestor
18047 detection and label handling.
18049 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18051 * ira-int.h (ira_allocno): Rename left_conflicts_num to
18052 left_conflicts_size.
18053 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
18054 ALLOCNO_LEFT_CONFLICTS_SIZE.
18056 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
18057 remove_allocno_from_bucket_and_push,
18058 allocno_spill_priority_compare, push_allocnos_to_stack,
18059 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
18060 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
18061 (setup_allocno_left_conflicts_num): Ditto. Rename to
18062 setup_allocno_left_conflicts_size.
18063 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
18064 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
18065 setup_allocno_left_conflicts_size instead of
18066 setup_allocno_left_conflicts_num.
18068 * ira-build.c (ira_create_allocno): Use
18069 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
18070 ALLOCNO_LEFT_CONFLICTS_NUM.
18072 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
18074 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
18075 instead of DF_LR_OUT.
18077 * ira-lives.c (process_bb_node_lives): Ditto.
18079 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
18080 instead of DF_LR_{OUT,IN}.
18082 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
18084 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
18086 2009-03-30 Jan Hubicka <jh@suse.cz>
18088 * except.c (label_to_region_map): Fix thinko.
18090 2009-03-30 Steve Ellcey <sje@cup.hp.com>
18092 PR middle-end/38237
18093 * tree.h (tree_find_value): New declaration.
18094 * tree.c (tree_find_value): New function.
18095 * varasm.c (assemble_external): Avoid duplicate entries on lists.
18097 2009-03-30 Jakub Jelinek <jakub@redhat.com>
18100 * c-decl.c (struct c_binding): Add locus field.
18101 (bind): Add locus argument, set locus field from it.
18102 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
18103 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
18104 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
18105 implicitly_declare, undeclared_variable, lookup_label,
18106 declare_label, c_make_fname_decl, c_builtin_function,
18107 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
18110 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
18113 * config/i386/i386.c (classify_argument): Check total size of
18116 2009-03-30 Martin Jambor <mjambor@suse.cz>
18118 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
18119 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
18120 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
18123 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
18124 seen_variable_array_ref while also traversing a union.
18126 * tree-inline.c (optimize_inline_calls): Do not call
18127 cgraph_node_remove_callees.
18128 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
18129 (pass_remove_cgraph_callee_edges): New variable.
18130 * passes.c (init_optimization_passes): Add
18131 pass_remove_cgraph_callee_edges after early inlining and before all
18132 late intraprocedural passes.
18134 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
18136 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18138 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
18139 Fix typos in names.
18141 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18143 * combine.c (simplify_comparison): Use have_insn_for.
18144 * dojump.c (do_jump): Likewise.
18146 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18148 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
18149 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
18150 sparc_compare_op0 like sparc_compare_emitted used to be handled.
18151 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
18152 instead of sparc_compare_emitted.
18153 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
18154 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
18155 instead of sparc_compare_emitted.
18157 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18159 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
18160 enter/exit cfglayout mode.
18161 (pass_partition_block): Require it.
18162 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
18163 (combine_instructions): Track basic blocks instead of labels.
18164 (update_cfg_for_uncondjump): New.
18165 (try_combine): Use it. Update jumps after rescanning.
18166 (pass_combine): Require PROP_cfglayout.
18167 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
18169 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18171 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
18172 Provide/destroy PROP_cfglayout respectively.
18173 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
18174 * tree-pass.h (PROP_cfglayout): New.
18176 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
18178 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
18179 fold_convert_const_fixed_from_fixed,
18180 fold_convert_const_fixed_from_int,
18181 fold_convert_const_fixed_from_real, fold_negate_const): Do not
18182 set TREE_CONSTANT_OVERFLOW.
18183 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
18184 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
18186 2009-03-30 Ira Rosen <irar@il.ibm.com>
18188 * tree-vect-loop-manip.c: New file.
18189 * tree-vectorizer.c: Update documentation and included files.
18190 (vect_loop_location): Make extern.
18191 (rename_use_op): Move to tree-vect-loop-manip.c
18192 (rename_variables_in_bb, rename_variables_in_loop,
18193 slpeel_update_phis_for_duplicate_loop,
18194 slpeel_update_phi_nodes_for_guard1,
18195 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
18196 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
18197 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
18198 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
18199 find_loop_location): Likewise.
18200 (new_stmt_vec_info): Move to tree-vect-stmts.c.
18201 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
18202 get_vectype_for_scalar_type, vect_is_simple_use,
18203 supportable_widening_operation, supportable_narrowing_operation):
18205 (bb_in_loop_p): Move to tree-vect-loop.c.
18206 (new_loop_vec_info, destroy_loop_vec_info,
18207 reduction_code_for_scalar_code, report_vect_op,
18208 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
18209 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
18210 (vect_supportable_dr_alignment): Likewise.
18211 * tree-vectorizer.h (tree-data-ref.h): Include.
18212 (vect_loop_location): Declare.
18213 Reorganize function declarations according to the new file structure.
18214 * tree-vect-loop.c: New file.
18215 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
18216 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
18217 * tree-vect-data-refs.c: New file.
18218 * tree-vect-patterns.c (timevar.h): Don't include.
18219 * tree-vect-stmts.c: New file.
18220 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
18221 tree-vect-slp.c, tree-vect-loop.c.
18222 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
18223 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
18224 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
18225 (tree-vect-analyze.o): Remove.
18226 (tree-vect-transform.o): Likewise.
18227 (tree-vect-data-refs.o): Add rule.
18228 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
18229 tree-vect-slp.o): Likewise.
18230 (tree-vect-patterns.o): Remove redundant dependencies.
18231 (tree-vectorizer.o): Likewise.
18232 * tree-vect-slp.c: New file.
18234 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18236 * optc-gen.awk: Warn if an option flag has multiple different
18239 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
18241 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
18242 -floop-block): Document dependences on PPL, CLooG and Graphite.
18244 2009-03-30 Joseph Myers <joseph@codesourcery.com>
18246 PR rtl-optimization/323
18247 * c-common.c (c_fully_fold, convert_and_check,
18248 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
18249 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
18250 * c-common.def (EXCESS_PRECISION_EXPR): New.
18251 * c-cppbuiltin.c (builtin_define_float_constants): Define
18252 constants with enough digits for long double.
18253 * c-lex.c (interpret_float): Interpret constant with excess
18254 precision where appropriate.
18255 * c-opts.c (c_common_post_options): Set
18256 flag_excess_precision_cmdline. Give an error for
18257 -fexcess-precision=standard for C++ for processors where the
18258 option is significant.
18259 * c-parser.c (c_parser_conditional_expression): Handle excess
18260 precision in condition.
18261 * c-typeck.c (convert_arguments): Handle arguments with excess
18263 (build_unary_op): Move excess precision outside operation.
18264 (build_conditional_expr): Likewise.
18265 (build_compound_expr): Likewise.
18266 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
18267 (build_modify_expr): Handle excess precision in RHS.
18268 (convert_for_assignment): Handle excess precision in converted
18270 (digest_init, output_init_element, process_init_element): Handle
18271 excess precision in initializer.
18272 (c_finish_return): Handle excess precision in return value.
18273 (build_binary_op): Handle excess precision in operands and add
18274 excess precision as needed for operation.
18275 * common.opt (-fexcess-precision=): New option.
18276 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
18277 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
18278 For standard excess precision, output explicit conversion to and
18279 truncation from XFmode.
18280 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
18281 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
18282 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
18283 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
18284 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
18285 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
18286 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
18287 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
18288 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
18289 define_splits, sqrt<mode>2): Disable where appropriate for
18290 standard excess precision.
18291 * convert.c (convert_to_real): Do not shorten arithmetic to type
18292 for which excess precision would be used.
18293 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
18294 * doc/invoke.texi (-fexcess-precision=): Document option.
18295 (-mfpmath=): Correct index entry.
18296 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
18297 flag_excess_precision): New.
18298 * langhooks.c (lhd_post_options): Set
18299 flag_excess_precision_cmdline.
18300 * opts.c (common_handle_option): Handle -fexcess-precision=.
18301 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
18302 init_excess_precision): New.
18303 (lang_dependent_init_target): Call init_excess_precision.
18304 * tree.c (excess_precision_type): New.
18305 * tree.h (excess_precision_type): Declare.
18307 2009-03-30 Joseph Myers <joseph@codesourcery.com>
18310 * c-typeck.c (build_component_ref): Do not copy qualifiers from
18311 non-lvalue to component.
18313 2009-03-29 Joseph Myers <joseph@codesourcery.com>
18315 PR preprocessor/34695
18316 * Makefile.in (c-opts.o): Depend on c-tree.h.
18317 * c-common.c: Move down include of diagnostic.h.
18318 (done_lexing, c_cpp_error): New.
18319 * c-common.h (done_lexing): Declare.
18320 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
18322 * c-opts.c: Include c-tree.h.
18323 (c_common_init_options): Set preprocessor error callback.
18324 (c_common_handle_option): Do not set preprocessor
18325 inhibit_warnings, warnings_are_errors, warn_system_headers,
18326 pedantic_errors or inhibit_warnings flags.
18327 (c_common_post_options): Do not check cpp_errors (parse_in).
18328 (c_common_finish): Do not output dependencies if there were
18329 errors. Do not check return value of cpp_finish.
18330 * c-ppoutput.c (pp_file_change): Set input_location.
18331 * c-tree.h (c_cpp_error): Declare.
18332 * diagnostic.c (diagnostic_set_info_translated): Also initialize
18334 (diagnostic_build_prefix): Check override_column.
18335 * diagnostic.h (diagnostic_info): Add override_column field.
18336 (diagnostic_override_column): Define.
18338 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
18340 * c-common.c (c_expand_expr, c_staticp): Remove.
18341 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
18342 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
18343 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
18344 * c-gimplify.c (gimplify_compound_literal_expr,
18345 optimize_compound_literals_in_ctor): Remove.
18346 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
18347 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
18348 * c-semantics.c (emit_local_var): Remove.
18350 * langhooks-def.h (lhd_expand_expr): Remove.
18351 * langhooks.c (lhd_expand_expr): Remove.
18352 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
18354 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
18355 handling from c-semantics.c; don't call into langhook.
18356 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
18357 * gimplify.c (gimplify_compound_literal_expr,
18358 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
18359 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
18360 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
18361 as was done in c-gimplify.c.
18362 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
18363 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
18364 Move from c-common.h.
18365 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
18367 * tree.c (staticp): Do not call langhook.
18368 * langhooks.c (lhd_staticp): Delete.
18369 * langhooks-def.h (lhd_staticp): Delete prototype.
18370 (LANG_HOOKS_STATICP): Delete.
18371 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
18373 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
18374 instead of DECL_STMTs.
18376 2009-03-29 Joseph Myers <joseph@codesourcery.com>
18384 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
18386 (fold_call_expr): Return a NOP_EXPR from folding rather than the
18387 contained expression.
18388 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
18389 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
18390 conditional expressions for C.
18391 (decl_constant_value_for_optimization): Move from
18392 decl_constant_value_for_broken_optimization in c-typeck.c. Check
18393 whether optimizing and that the expression is a VAR_DECL not of
18394 array type instead of doing such checks in the caller. Do not
18395 check pedantic. Call gcc_unreachable for C++.
18396 * c-common.def (C_MAYBE_CONST_EXPR): New.
18397 * c-common.h (c_fully_fold, c_save_expr,
18398 decl_constant_value_for_optimization): New prototypes.
18399 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
18400 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
18401 EXPR_INT_CONST_OPERANDS): Define.
18402 * c-convert.c (convert): Strip nops from expression.
18403 * c-decl.c (groktypename): Take extra parameters expr and
18404 expr_const_operands. Update call to grokdeclarator.
18405 (start_decl): Update call to grokdeclarator. Add statement for
18406 expressions used in type of decl.
18407 (grokparm): Update call to grokdeclarator.
18408 (push_parm_decl): Update call to grokdeclarator.
18409 (build_compound_literal): Add parameter non_const and build a
18410 C_MAYBE_COSNT_EXPR if applicable.
18411 (grokdeclarator): Take extra parameters expr and
18412 expr_const_operands. Track expressions used in declaration
18413 specifiers and declarators. Fold array sizes and track whether
18414 they are constant expressions and whether they are integer
18415 constant expressions.
18416 (parser_xref_tag): Set expr and expr_const_operands fields in
18418 (grokfield): Update call to grokdeclarator.
18419 (start_function): Update call to grokdeclarator.
18420 (build_null_declspecs): Set expr and expr_const_operands fields in
18422 (declspecs_add_type): Handle expressions in typeof specifiers.
18423 * c-parser.c (c_parser_declspecs): Set expr and
18424 expr_const_operands fields for declaration specifiers.
18425 (c_parser_enum_specifier): Likewise.
18426 (c_parser_struct_or_union_specifier): Likewise.
18427 (c_parser_typeof_specifier): Likewise. Update call to
18428 groktypename. Fold expression as needed. Return expressions with
18429 type instead of adding statements.
18430 (c_parser_attributes): Update calls to c_parser_expr_list.
18431 (c_parser_statement_after_labels): Fold expression before passing
18432 to objc_build_throw_stmt.
18433 (c_parser_condition): Fold expression.
18434 (c_parser_asm_operands): Fold expression.
18435 (c_parser_conditional_expression): Use c_save_expr. Update call
18436 to build_conditional_expr.
18437 (c_parser_alignof_expression): Update call to groktypename.
18438 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
18439 original_code. Fold expression argument of va_arg. Create
18440 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
18441 argument to va_arg. Update calls to groktypename. Fold array
18442 index for offsetof. Verify that first argument to
18443 __builtin_choose_expr has integer type.
18444 (c_parser_postfix_expression_after_paren_type): Update calls to
18445 groktypename and build_compound_literal. Handle expressions with
18446 side effects in type name.
18447 (c_parser_postfix_expression_after_primary): Update call to
18448 c_parser_expr_list. Set original_code for calls to
18449 __builtin_constant_p.
18450 (c_parser_expr_list): Take extra parameter fold_p. Fold
18451 expressions if requested.
18452 (c_parser_objc_type_name): Update call to groktypename.
18453 (c_parser_objc_synchronized_statement): Fold expression.
18454 (c_parser_objc_receiver): Fold expression.
18455 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
18456 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
18457 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
18458 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
18459 (struct c_typespec): Add elements expr and expr_const_operands.
18460 (struct c_declspecs): Add elements expr and expr_const_operands.
18461 (groktypename, build_conditional_expr, build_compound_literal):
18463 (in_late_binary_op): Declare.
18464 * c-typeck.c (note_integer_operands): New function.
18465 (in_late_binary_op): New variable.
18466 (decl_constant_value_for_broken_optimization): Move to c-common.c
18467 and rename to decl_constant_value_for_optimization.
18468 (default_function_array_conversion): Do not strip nops.
18469 (default_conversion): Do not call
18470 decl_constant_value_for_broken_optimization.
18471 (build_array_ref): Do not fold result.
18472 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
18473 result when operand is a VLA.
18474 (c_expr_sizeof_type): Update call to groktypename. Handle
18475 expressions included in type name. Use C_MAYBE_CONST_EXPR for
18476 result when operand names a VLA type.
18477 (build_function_call): Update call to build_compound_literal.
18478 Only fold result for calls to __builtin_* functions. Strip
18479 NOP_EXPR from INTEGER_CST returned from such functions. Fold
18480 the function designator.
18481 (convert_arguments): Fold arguments. Update call to
18482 convert_for_assignment.
18483 (build_unary_op): Handle increment and decrement of
18484 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
18485 decrement earlier. Fold operand of increment and decrement.
18486 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
18487 built for integer operand. Wrap returns that are INTEGER_CSTs
18488 without being integer constant expressions or that have integer
18489 constant operands without being INTEGER_CSTs.
18490 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
18491 (build_conditional_expr): Add operand ifexp_bcp. Track whether
18492 result is an integer constant expression or can be used in
18493 unevaluated parts of one and avoid folding and wrap as
18494 appropriate. Fold operands before possibly doing -Wsign-compare
18496 (build_compound_expr): Wrap result for C99 if operands can be used
18497 in integer constant expressions.
18498 (build_c_cast): Update call to digest_init. Do not ignore
18499 overflow from casting floating-point constants to integers. Wrap
18500 results that could be confused with integer constant expressions,
18501 null pointer constants or floating-point constants.
18502 (c_cast_expr): Update call to groktypename. Handle expressions
18503 included in type name.
18504 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
18505 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
18506 Update calls to convert_for_assignment.
18507 (convert_for_assignment): Take new parameter
18508 null_pointer_constant. Do not strip nops or call
18509 decl_constant_value_for_broken_optimization. Set
18510 in_late_binary_op for conversions to boolean.
18511 (store_init_value): Update call to digest_init.
18512 (digest_init): Take new parameter null_pointer_constant. Do not
18513 call decl_constant_value_for_broken_optimization. pedwarn for
18514 initializers not constant expressions. Update calls to
18515 convert_for_assignment.
18516 (constructor_nonconst): New.
18517 (struct constructor_stack): Add nonconst element.
18518 (really_start_incremental_init, push_init_level, pop_init_level):
18519 Handle constructor_nonconst and nonconst element.
18520 (set_init_index): Call constant_expression_warning for array
18522 (output_init_element): Fold value. Set constructor_nonconst as
18523 applicable. pedwarn for initializers not constant expressions.
18524 Update call to digest_init. Call constant_expression_warning
18525 where constant initializers are required.
18526 (process_init_element): Use c_save_expr.
18527 (c_finish_goto_ptr): Fold expression.
18528 (c_finish_return): Fold return value. Update call to
18529 convert_for_assignment.
18530 (c_start_case): Fold switch expression.
18531 (c_process_expr_stmt): Fold expression.
18532 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
18533 ensure statement expression is not evaluated in constant expression.
18534 (build_binary_op): Track whether results are integer constant
18535 expressions or may occur in such, disable folding and wrap results
18536 as applicable. Fold operands for -Wsign-compare warnings unless
18538 (c_objc_common_truthvalue_conversion): Handle results folded to
18539 integer constants that are not integer constant expressions.
18540 * doc/extend.texi: Document when typeof operands are evaluated,
18541 that condition of __builtin_choose_expr is an integer constant
18542 expression, and more about use of __builtin_constant_p in
18545 2009-03-29 Richard Guenther <rguenther@suse.de>
18547 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
18548 propagate addresses of array references.
18550 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
18552 * regmove.c (perhaps_ends_bb_p): Remove.
18553 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
18554 from INSN and check that the main loop stays within that basic block.
18555 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
18556 (regmove_forward_pass): Split out from regmove_optimize. Use
18557 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
18558 (regmove_backward_pass): Split out from regmove_optimize. Use
18559 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
18560 (regmove_optimize): Simplify.
18562 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
18565 * config/i386/i386.c (classify_argument): Ignore flexible array
18566 member in struct and warn ABI change.
18568 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
18570 * config/i386/i386-protos.h (ix86_agi_dependent): New.
18572 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
18573 (ix86_adjust_cost): Updated.
18575 2009-03-29 Jan Hubicka <jh@suse.cz>
18577 PR middle-end/28850
18578 * tree-pass.h (pass_cleanup_eh): New function.
18579 (remove_unreachable_regions): Break code handling RTL
18580 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
18581 that can not be reached by runtime.
18582 (can_be_reached_by_runtime): New function.
18583 (label_to_region_map): New function.
18584 (num_eh_regions): New function.
18585 (rtl_remove_unreachable_regions): New function.
18586 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
18587 (remove_eh_region): New function.
18588 * except.h: Include sbitmap and vecprim.
18589 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
18590 num_eh_regions): Declare.
18591 * passes.c (init_optimization_passes): Schedule cleanup_eh.
18592 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
18593 * tree-eh.c (tree_remove_unreachable_handlers): New function.
18594 (tree_empty_eh_handler_p): New function.
18595 (cleanup_empty_eh): New function.
18596 (cleanup_eh): New function.
18597 (pass_cleanup_eh): New function.
18599 2009-03-29 Jan Hubicka <jh@suse.cz>
18601 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
18602 for removed regions.
18604 2009-03-29 Jan Hubicka <jh@suse.cz>
18606 * except.c (dump_eh_tree): Dump all datastructures.
18608 2009-03-29 Jan Hubicka <jh@suse.cz>
18610 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
18611 (duplicate_eh_regions_1): Likewise.
18612 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
18613 vector; call EH verification.
18614 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18615 Be ready for region being removed.
18617 2009-03-29 Jan Hubicka <jh@suse.cz>
18619 * bitmap.c (bitmap_last_set_bit): New function.
18620 * bitmap.h (bitmap_last_set_bit): Declare.
18622 2009-03-29 David Ayers <ayers@fsfe.org>
18625 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
18626 by calling objc_compare_types and surpress warnings about
18627 incompatible C pointers that are compatible ObjC pointers.
18629 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
18631 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
18632 call initialize_inline_failed.
18633 (initialize_inline_failed): Move it from here ...
18634 * cgraph.c (initialize_inline_failed): ... to here.
18635 (cgraph_create_edge): Call initialize_inline_failed rather than
18636 setting inline_failed directly.
18638 2009-03-29 Ben Elliston <bje@au.ibm.com>
18641 * sysv4.opt (msdata): Improve comment.
18642 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
18643 * sysv4.h (SVR4_ASM_SPEC): Likewise.
18645 2009-03-29 Ben Elliston <bje@au.ibm.com>
18648 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
18649 load and store attributes.
18651 2009-03-29 Ben Elliston <bje@au.ibm.com>
18653 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
18654 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
18655 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
18656 * doc/extend.texi (X86 Built-in Functions): Add index entries for
18657 __builtin_infq and __builtin_huge_valq.
18659 2009-03-28 Anatoly Sokolov <aesok@post.ru>
18661 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
18663 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18664 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
18666 2009-03-28 Xinliang David Li <davidxl@google.com>
18668 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
18669 (do_dbg_cnt): New function.
18671 2009-03-28 Jan Hubicka <jh@suse.cz>
18673 Merge from pretty-ipa:
18675 2009-03-27 Jan Hubicka <jh@suse.cz>
18677 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18678 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
18679 * passes.c (function_called_by_processed_nodes_p): New.
18680 * ipa-pure-const.c (check_call): Fix handling of operands.
18681 (analyze_function): Dump debug output for skipped bodies.
18682 (local_pure_const): Use function_called_by_processed_nodes_p.
18683 * dwarf2out.c (reference_to_unused): Use output.
18684 * passes.c (do_per_function_toporder): Likewise.
18686 2008-11-12 Jan Hubicka <jh@suse.cz>
18688 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
18689 * ipa-pure-const.c (funct_state_d): Add can throw field; make
18690 state_set_in_source enum
18691 (check_decl): Ignore memory tags; do not set fake looping flags;
18693 (check_operand, check_tree, check_rhs_var, check_lhs_var,
18694 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
18695 (check_call, analyze_function): Rewrite.
18697 (add_new_function): Update call of analyze_function.
18698 (generate_summary): Add call of analyze_function.
18699 (propagate): Propagate can_throw; handle state_set_in_source correctly.
18700 (local_pure_const): New function.
18701 (pass_local_pure_const): New pass.
18702 * ipa-inline.c (inline_transform): Set after_inlining.
18703 * tree-eh.c (stmt_can_throw_external): New.
18704 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
18705 work with aliasing built.
18706 * tree-flow.h (stmt_can_throw_external): New.
18707 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
18708 and local pure/const pass in early and late optimization queue.
18710 2009-03-28 Martin Jambor <mjambor@suse.cz>
18712 * fold-const.c (get_pointer_modulus_and_residue): New parameter
18714 (fold_binary): Allow function decl aligment consideration is the
18715 second argument is integer constant one.
18716 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
18717 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
18718 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
18720 2009-03-28 Jan Hubicka <jh@suse.cz>
18722 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
18723 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
18724 * function.h (rtl_data): Add nothrow flag.
18725 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
18726 set DECL_NOTHROW for AVAILABLE functions.
18728 2009-03-28 Jakub Jelinek <jakub@redhat.com>
18730 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
18731 following vector keyword has expansion starting with pixel or bool
18732 keyword, expand vector to __vector and pixel or bool to __pixel or
18736 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
18737 warn_if_disallowed_function_p): Removed.
18738 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
18739 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
18740 warning_if_disallowed_function_p.
18741 * flags.h (warn_if_disallowed_function_p,
18742 warn_disallowed_functions): Removed.
18743 * common.opt (Wdisallowed-function-list=): Removed.
18744 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
18746 2009-03-28 Richard Guenther <rguenther@suse.de>
18748 PR tree-optimization/38723
18749 * tree-ssa-pre.c (compute_avail): Add all default definitions to
18752 2009-03-28 Jan Hubicka <jh@suse.cz>
18754 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
18755 test introduced by my previous patch.
18757 2009-03-28 Richard Guenther <rguenther@suse.de>
18759 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
18760 the PHIs value undefined.
18762 2009-03-28 Jan Hubicka <jh@suse.cz>
18764 * tree-pass.h (pass_fixup_cfg): New pass.
18765 * ipa-inline.c (inline_transform): Set
18766 always_inline_functions_inlined/after_inlining.
18767 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
18768 (pass_fixup_cfg): New pass.
18769 * passes.c (init_optimization_passes): Add fixup_cfg.
18771 2009-03-28 Richard Guenther <rguenther@suse.de>
18773 PR tree-optimization/38458
18774 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
18775 argument use the arguments copy-of value.
18777 2009-03-28 Richard Guenther <rguenther@suse.de>
18779 PR tree-optimization/38180
18780 * tree-ssa-ccp.c (get_default_value): Simplify.
18781 (likely_value): Likewise.
18782 (surely_varying_stmt_p): Properly handle VOP case.
18783 (ccp_initialize): Likewise.
18784 (ccp_fold): Handle propagating through *&.
18785 (fold_const_aggregate_ref): Also handle decls.
18787 2009-03-28 Jan Hubicka <jh@suse.cz>
18789 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
18790 * cgraph.h (cgraph_node): Likewise.
18791 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
18792 (cgraph_reset_node): Use process flag.
18793 (cgraph_mark_functions_to_output): Likewise.
18794 (cgraph_expand_function): Likewise.
18795 (cgraph_expand_all_functions): Likewise.
18796 (cgraph_output_in_order): Likewise.
18797 * dwarf2out.c (reference_to_unused): Likewise.
18798 * passes.c do_per_function_toporder): Likewise.
18800 2009-03-28 Jan Hubicka <jh@suse.cz>
18802 Bring from lto-branch:
18804 2008-09-03 Doug Kwan <dougkwan@google.com>
18806 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
18807 enums instead of reason strings.
18808 * cgraph.c (cgraph_create_edge): Same.
18809 (cgraph_inline_failed_string): New function.
18810 * cgraph.h (cgraph_inline_failed_t): New enum type.
18811 (cgraph_inline_failed_string): New prototype.
18812 (struct cgraph_edge): Change type of INLINED_FAILED from constant
18813 char pointer to cgraph_inline_failed_t.
18814 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
18815 (cgraph_default_inline_p): Ditto.
18816 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
18817 to cgraph_inline_failed_t pointer.
18818 * cif-code.def: New file.
18819 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
18821 (cgraph_check_inline_limits): Change type of REASON to pointer to
18822 cgraph_inline_failed_t. Replace reason strings with enums.
18823 (cgraph_default_inline_p): Ditto.
18824 (cgraph_recursive_inlining_p): Ditto.
18825 (update_caller_keys): Change type of FAILED_REASON to
18826 cgraph_inline_failed_t.
18827 (cgraph_set_inline_failed): Change type of REASON to pointer to
18828 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
18829 convert enums to strings for text output.
18830 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
18831 to be of type cgraph_inline_failed_t. Replace reason strings with
18832 enums. Call cgraph_inline_failed_string to covert enums
18833 to strings for text output.
18834 (cgraph_decide_inlining): Replace reason strings with enums.
18835 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
18836 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
18838 * tree-inline.c (expand_call_inline): Change type of REASON
18839 to cgraph_inline_failed_t. Replace reason strings with enums.
18840 Call cgraph_inline_failed_string for text output.
18841 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
18844 2009-03-28 Jan Hubicka <jh@suse.cz>
18846 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
18847 cgraph_clone_node): Remove master clone handling.
18848 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18849 * cgraph.h (master_clone): Remove.
18850 (cgraph_is_master_clone, cgraph_master_clone): Remove.
18851 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
18852 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
18854 2009-03-28 Jan Hubicka <jh@suse.cz>
18856 * cgraph.c (cgraph_function_body_availability): Functions declared
18857 inline are always safe to assume that it is not going to be replaced.
18859 2009-03-28 Richard Guenther <rguenther@suse.de>
18861 PR tree-optimization/38513
18862 * tree-ssa-pre.c (eliminate): Remove redundant stores.
18863 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18864 EXC_PTR_EXPR and FILTER_EXPR.
18865 (get_ref_from_reference_ops): Likewise.
18867 2009-03-28 Richard Guenther <rguenther@suse.de>
18869 PR tree-optimization/38968
18870 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
18871 Use FLOOR_MOD_EXPR to compute misalignment.
18873 2009-03-28 Richard Guenther <rguenther@suse.de>
18875 PR tree-optimization/37795
18876 * tree.h (combine_comparisons): Declare.
18877 * fold-const.c (combine_comparisons): Export.
18878 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
18880 (ifcombine_iforif): Use combine_comparisons.
18882 2009-03-28 Jan Hubicka <jh@suse.cz>
18884 * tree-eh.c (inlinable_call_p): New function.
18885 (make_eh_edges): Use it.
18886 (verify_eh_edges): Use it.
18887 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
18888 * except.c (reachable_next_level): Add inlinable_function argument
18889 (sjlj_find_directly_reachable_regions): Update.
18890 (add_reachable_handler): Do not set saw_any_handlers.
18891 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
18892 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
18893 Add new inlinable call parameter.
18894 (can_throw_internal, can_throw_external): Update.
18895 * except.h (can_throw_internal_1, can_throw_external_1,
18896 foreach_reachable_handler): Update declaration.
18898 2009-03-28 Joseph Myers <joseph@codesourcery.com>
18900 * config/arm/t-arm-coff, config/h8300/coff.h,
18901 config/i386/i386-aout.h, config/i386/i386-coff.h,
18902 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
18903 config/pdp11/2bsd.h, config/rs6000/aix41.h,
18904 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
18905 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
18906 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
18907 sys-types.h: Remove.
18908 * Makefile.in: Remove protoize and fixproto support and references
18910 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
18911 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
18913 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
18914 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
18915 unprotoize$(exeext).
18916 (rest.encap): Don't depend on $(STMP_FIXPROTO)
18917 (.PHONY): Don't depend on proto.
18918 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
18919 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
18920 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
18921 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
18922 build/gen-protos.o, build/scan.o, xsys-protos.h,
18923 build/fix-header$(build_exeext), build/fix-header.o,
18924 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
18925 stmp-install-fixproto): Remove.
18926 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
18927 SYSCALLS.c or fixproto files.
18928 (install-common): Don't install protoize.
18929 (install-headers-tar, install-headers-cpio, install-headers-cp):
18930 Don't depend on $(STMP_FIXPROTO).
18931 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
18932 install fixproto files or write out fixproto settings.
18933 (uninstall): Don't uninstall protoize.
18934 * config.gcc (use_fixproto): Remove.
18935 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
18936 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
18937 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
18938 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
18939 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
18940 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
18941 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
18942 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
18943 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
18944 * config/t-vxworks (STMP_FIXPROTO): Remove.
18945 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
18946 STMP_FIXPROTO): Remove.
18947 * config.in, configure: Regenerate.
18948 * crtstuff.c (gid_t, uid_t): Don't undefine.
18949 * doc/install.texi: Change m68k-coff to m68k-elf in example.
18950 (arm-*-coff, arm-*-aout: Remove target entries.
18951 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18952 Remove mention of AIX 4.1.
18953 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18954 * doc/invoke.texi (Running Protoize): Remove.
18955 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18956 (Protoize Caveats): Remove.
18957 * tsystem.h: Update comments on headers assumed to exist.
18959 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18961 * genautomata.c: Add a new year to the copyright. Add a new
18963 (struct insn_reserv_decl): Add comments for member bypass_list.
18964 (find_bypass): Remove.
18965 (insert_bypass): New.
18966 (process_decls): Use insert_bypass.
18967 (output_internal_insn_latency_func): Output all bypasses with the
18968 same input insn in one switch case.
18970 * rtl.def (define_bypass): Describe bypass choice.
18971 * doc/md.texi (define_bypass): Ditto.
18973 2009-03-27 Richard Guenther <rguenther@suse.de>
18975 * gimplify.c (mark_addressable): Export.
18976 * tree-flow.h (mark_addressable): Declare.
18977 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18978 * tree-ssa.c (verify_phi_args): Verify that address taken
18979 variables have TREE_ADDRESSABLE set.
18981 2009-03-27 Richard Guenther <rguenther@suse.de>
18983 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18984 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18985 Do not mark decls TREE_ADDRESSABLE.
18986 (build_fold_addr_expr): Adjust.
18987 (fold_addr_expr): Remove.
18988 (fold_unary): Use build_fold_addr_expr.
18989 (fold_comparison): Likewise.
18990 (split_address_to_core_and_offset): Likewise.
18991 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18993 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18994 (gimplify_modify_expr_to_memcpy): Mark source and destination
18996 * omp-low.c (create_omp_child_function): Mark the object decl
18998 (lower_rec_input_clauses): Mark the var we take the address of
19000 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
19002 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19004 PR middle-end/39315
19005 * cfgexpand.c (expand_one_stack_var_at): Change alignment
19006 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
19008 2009-03-27 Richard Guenther <rguenther@suse.de>
19010 PR tree-optimization/39120
19011 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
19013 (handle_lhs_call): Process return constraints. Add escape
19014 constraints if necessary.
19015 (handle_const_call): Fill out return constraints. Make nested
19016 case more precise. Avoid consttmp if possible.
19017 (handle_pure_call): Fill out return constraints. Avoid
19018 callused if possible.
19019 (find_func_aliases): Simplify call handling.
19021 2009-03-27 Richard Guenther <rguenther@suse.de>
19023 PR tree-optimization/39120
19024 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
19025 as a representative.
19026 (solve_graph): Do propagate CALLUSED.
19027 (handle_pure_call): Use a scalar constraint from CALLUSED for
19029 (find_what_p_points_to): CALLUSED shall not appear in poins-to
19032 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19035 * c-common.c (handle_aligned_attribute): Properly check alignment
19036 overflow. Use (1U << i) instead of (1 << i).
19038 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
19040 * expr.h (get_mem_align_offset): Updated.
19042 * tree.h (tree_decl_common): Change align to "unsigned int" and
19043 move it before pointer_alias_set.
19045 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19046 Jakub Jelinek <jakub@redhat.com>
19049 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
19050 gr_register_operand with gr_reg_or_0_operand.
19051 (cmpxchg_rel_di): Likewise.
19052 (sync_lock_test_and_set<mode>): Likewise.
19054 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19056 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
19057 (true_regnum): Likewise.
19059 * rtlanal.c (subreg_info): Moved to ...
19060 * rtl.h (subreg_info): Here. New.
19061 (subreg_get_info): New.
19063 * rtlanal.c (subreg_get_info): Make it extern.
19065 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19068 * config/i386/i386.c (ix86_abi): New.
19069 (override_options): Handle -mabi=.
19070 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
19071 (ix86_call_abi_override): Likewise.
19072 (init_cumulative_args): Likewise.
19073 (function_arg_advance): Likewise.
19074 (function_arg_64): Likewise.
19075 (function_arg): Likewise.
19076 (ix86_pass_by_reference): Likewise.
19077 (ix86_function_value_regno_p): Likewise.
19078 (ix86_build_builtin_va_list_abi): Likewise.
19079 (setup_incoming_varargs_64): Likewise.
19080 (is_va_list_char_pointer): Likewise.
19081 (ix86_init_machine_status): Likewise.
19082 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
19083 (ix86_function_type_abi): Return enum calling_abi. Rewrite
19084 for 64bit. Replace DEFAULT_ABI with ix86_abi.
19085 (ix86_function_abi): Make it static and return enum calling_abi.
19086 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
19088 (ix86_fn_abi_va_list): Updated.
19090 * config/i386/i386.h (ix86_abi): New.
19091 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
19092 (CONDITIONAL_REGISTER_USAGE): Likewise.
19093 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
19094 (machine_function): Likewise.
19096 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
19098 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
19099 (STACK_BOUNDARY): Likewise.
19100 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
19102 * config/i386/i386.opt (mabi=): New.
19104 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
19105 return enum calling_abi.
19106 (ix86_function_type_abi): Likewise.
19107 (ix86_function_abi): Removed.
19109 * doc/invoke.texi: Document -mabi= option for x86.
19111 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19113 * builtins.c (real_dconstp): Delete.
19114 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
19116 2009-03-27 Dodji Seketeli <dodji@redhat.com>
19117 Jakub Jelinek <jakub@redhat.com>
19120 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
19121 (gen_subprogram_die): When a function is explicit, generate the
19122 DW_AT_explicit attribute.
19123 * langhooks.h (struct lang_hooks_for_decls): Add
19124 function_decl_explicit_p langhook.
19125 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
19126 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
19128 2009-03-27 Jakub Jelinek <jakub@redhat.com>
19130 * builtins.c (fold_builtin_memory_op): Optimize memmove
19131 into memcpy if we can prove source and destination don't overlap.
19133 * tree-inline.c: Include gt-tree-inline.h.
19134 (clone_fn_id_num): New variable.
19135 (clone_function_name): New function.
19136 (tree_function_versioning): Use it.
19137 * Makefile.in (GTFILES): Add tree-inline.c.
19139 2009-03-27 Mark Mitchell <mark@codesourcery.com>
19141 * BASE-VER: Change to 4.5.0.
19143 2009-03-27 Xinliang David Li <davidxl@google.com>
19145 PR tree-optimization/39557
19146 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
19148 2009-03-27 Xinliang David Li <davidxl@google.com>
19150 PR tree-optimization/39548
19151 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
19154 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19156 * c-common.c (pointer_int_sum): Use %wd on return from
19159 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
19161 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
19162 on return from tree_low_cst.
19164 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
19167 * ginclude/stdarg.h (va_copy): Define also for
19168 __GXX_EXPERIMENTAL_CXX0X__.
19170 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19173 * builtins.h (c_strlen): Do not warn here.
19174 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19175 * c-common.c (pointer_int_sum): Take an explicit location.
19176 Warn about offsets out of bounds.
19177 * c-common.h (pointer_int_sum): Adjust declaration.
19179 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19181 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
19184 2009-03-26 Jakub Jelinek <jakub@redhat.com>
19187 * opts.c (warn_if_disallowed_function_p): Don't assume
19188 get_callee_fndecl must return non-NULL.
19190 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
19192 PR rtl-optimization/39522
19193 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
19194 when reg_reloaded_valid is set.
19196 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19198 * config/spu/divv2df3.c: New file.
19199 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
19200 (DPBIT_FUNCS): Filter out _div_df.
19202 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
19204 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
19205 a jump insn, count that jump in the distance to the loop start.
19207 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
19210 * config/sh/sh.c (calc_live_regs): Fix condition for global
19211 registers except PIC_OFFSET_TABLE_REGNUM.
19213 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
19216 * doc/invoke.texi (-mconsole): New.
19218 (-mno-cygwin): New.
19220 (-mnop-fun-dllimport): New.
19224 (sub section "i386 and x86-64 Windows Options"): New.
19226 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
19228 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
19229 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
19231 2009-03-25 Richard Guenther <rguenther@suse.de>
19233 PR middle-end/39497
19234 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
19237 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
19239 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
19240 neither of haifa/selective schedulers are working.
19242 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19244 * doc/invoke.texi (Debugging Options): Fix description of
19245 -fno-merge-debug-strings.
19247 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
19249 * config/cris/libgcc.ver: New version-script.
19250 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
19252 * configure.ac <GAS features, nop mnemonic>: Add pattern
19253 crisv32-*-* for "nop".
19254 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
19255 * configure: Regenerate.
19257 2009-03-24 Ira Rosen <irar@il.ibm.com>
19259 PR tree-optimization/39529
19260 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
19261 mark_sym_for_renaming for the tag copied to the new vector
19264 2009-03-24 Arthur Loiret <aloiret@debian.org>
19266 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
19267 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
19268 EXTRA_SPEC_FUNCTIONS.
19269 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
19270 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
19271 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
19272 -march and -mtune options.
19274 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
19276 * config/m68k/t-rtems: Add m5329 multilib.
19278 2009-03-24 Dodji Seketeli <dodji@redhat.com>
19279 Jakub Jelinek <jakub@redhat.com>
19282 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
19285 2009-03-23 Jakub Jelinek <jakub@redhat.com>
19288 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
19289 instead of c_parser_expression_conv, if original_code isn't one of the
19290 4 allowed comparison codes, fail.
19292 2009-03-23 Richard Guenther <rguenther@suse.de>
19294 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
19295 * tree.h (struct tree_type): Likewise.
19296 * reload.h (struct insn_chain): Likewise.
19297 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
19298 * function.h (struct function): Likewise.
19299 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
19301 2009-03-23 Jakub Jelinek <jakub@redhat.com>
19303 PR tree-optimization/39516
19304 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
19306 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
19308 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
19309 should be set true if BITS_PER_WORD of target is bigger than 32
19311 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
19313 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
19314 Translate -B-options to -rpath-link. Correct existing
19315 rpath-link and conditionalize on !nostdlib.
19317 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19319 * doc/extend.texi (Function Attributes, Variable Attributes):
19321 * doc/invoke.texi (Debugging Options, Optimize Options)
19322 (i386 and x86-64 Options, MCore Options): Likewise.
19324 2009-03-20 Jakub Jelinek <jakub@redhat.com>
19327 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
19328 it for block local namespace aliases.
19329 (gen_decl_die): Pass context_die to gen_namespace_die.
19331 2009-03-19 Jakub Jelinek <jakub@redhat.com>
19334 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
19335 minimum or maximum value.
19337 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
19339 * reginfo.c (globalize_reg): Recompute derived reg sets.
19341 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
19344 * libgcc2.c (mprotect): Do not use signed arguments for
19345 VirtualProtect, use DWORD arguments. Also fix the 'may
19346 be used uninitialized' warning for the np variable.
19348 2009-03-19 Jakub Jelinek <jakub@redhat.com>
19351 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
19352 functions using regparm calling conventions when not optimizing.
19353 (ix86_function_sseregparm): Similarly for sseregparm calling
19356 2009-03-19 Li Feng <nemokingdom@gmail.com>
19358 PR middle-end/39500
19359 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
19360 dependence if the first conflict is after niter iterations.
19362 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
19364 PR middle-end/38609
19365 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
19366 functions with dynamic stack-pointer adjustments.
19368 2009-03-19 Ben Elliston <bje@au.ibm.com>
19370 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
19371 option; change to -msdata=data.
19373 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19375 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
19378 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
19381 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
19383 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
19385 * doc/invoke.texi (Code Gen Options): Expand discussion of
19388 2009-03-18 Jakub Jelinek <jakub@redhat.com>
19390 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
19391 * matrix-reorg.c (struct matrix_info): Likewise.
19392 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
19393 * rtl.h (struct mem_attrs): Likewise.
19394 * df.h (struct df): Likewise.
19395 * tree-data-ref.h (struct data_dependence_relation): Likewise.
19396 * ira-int.h (struct ira_allocno): Likewise.
19397 * df-scan.c (struct df_collection_rec): Likewise.
19398 * ira.c (struct equivalence): Likewise.
19399 * function.c (struct temp_slot): Likewise.
19400 * cfgloop.h (struct loop): Likewise.
19403 * function.c (use_register_for_decl): When not optimizing, disregard
19404 register keyword for variables with types containing methods.
19406 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
19408 PR middle-end/39447
19409 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
19410 (is_simple_operand): Call contains_component_ref_p before calling data
19411 reference analysis that would fail on COMPONENT_REFs.
19413 * tree-vrp.c (search_for_addr_array): Fix formatting.
19415 2009-03-18 Richard Guenther <rguenther@suse.de>
19417 * tree-vect-transform.c (vect_loop_versioning): Fold the
19418 generated comparisons.
19419 * tree-vectorizer.c (set_prologue_iterations): Likewise.
19420 (slpeel_tree_peel_loop_to_edge): Likewise.
19422 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19424 PR middle-end/37805
19425 * opts.c (print_specific_help): In addition to `undocumented',
19426 accept `separate' and `joined' flags if passed alone. Describe
19427 output by the first matched one of those.
19428 (common_handle_option): Skip over empty strings.
19429 * gcc.c (display_help): Fix help string for `--help='.
19430 * doc/invoke.texi (Option Summary, Overall Options): With
19431 `--help=', classes and qualifiers can both be repeated, but
19432 only the latter can be negated. One should not pass only
19433 negated qualifiers. Fix markup and examples.
19436 2008-10-14 Jakub Jelinek <jakub@redhat.com>
19437 PR middle-end/37805
19438 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
19439 and -fhelp=separate.
19441 2009-03-17 Jing Yu <jingyu@google.com>
19443 PR middle-end/39378
19444 * function.h (struct rtl_data): Move is_thunk from here...
19445 (struct function): ...to here.
19446 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
19447 * varasm.c (assemble_start_function): Change is_thunk from crtl to
19449 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
19451 (alpha_does_function_need_gp, alpha_start_function): Likewise.
19452 (alpha_output_function_end_prologue): Likewise.
19453 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
19454 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
19455 (rs6000_output_function_epilogue): Likewise.
19456 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
19458 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
19461 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
19462 from different units in a single alternative.
19463 (*truncdfsf_i387): Ditto.
19464 (*truncxfsf2_mixed): Ditto.
19465 (*truncxfdf2_mixed): Ditto.
19467 2009-03-17 Jakub Jelinek <jakub@redhat.com>
19469 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
19470 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
19473 * tree-ssa-live.c (remove_unused_locals): Don't remove local
19474 unused non-artificial variables when not optimizing.
19477 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
19478 DW_TAG_imported_module even if decl is IMPORTED_DECL with
19479 NAMESPACE_DECL in its DECL_INITIAL.
19481 PR middle-end/39443
19482 * optabs.c (set_user_assembler_libfunc): New function.
19483 * expr.h (set_user_assembler_libfunc): New prototype.
19484 * c-common.c: Include libfuncs.h.
19485 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
19486 for memcmp, memset, memcpy, memmove and abort.
19487 * Makefile.in (c-common.o): Depend on libfuncs.h.
19490 * dwarf2out.c (gen_inlined_enumeration_type_die,
19491 gen_inlined_structure_type_die, gen_inlined_union_type_die,
19492 gen_tagged_type_instantiation_die): Removed.
19493 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
19496 2009-03-17 Janis Johnson <janis187@us.ibm.com>
19499 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
19501 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
19502 (check-parallel-%): Ditto.
19503 (check-consistency): Ditto.
19505 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
19507 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
19508 local variable rhs by NULL_TREE.
19510 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19513 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
19515 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19518 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
19520 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
19523 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
19524 for ms->sysv ABI calls only in 64bit mode.
19526 * config/i386/i386.md (untyped_call): Support 32bit.
19528 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
19530 * doc/extend.texi: Replace x86_65 with x86_64.
19532 2009-03-16 Jakub Jelinek <jakub@redhat.com>
19534 PR tree-optimization/39455
19535 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
19536 mismatches for POINTER_TYPE_P (type).
19537 (number_of_iterations_le): Likewise.
19539 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19541 * config/picochip/picochip.c: Removed profiling support.
19542 * config/picochip/picochip.md: Removed profiling instruction.
19543 * config/picochip/picochip.h: Removed profiling builtin.
19545 2009-03-16 Joseph Myers <joseph@codesourcery.com>
19547 * doc/install.texi (--with-host-libstdcxx): Document.
19549 2009-03-14 Anatoly Sokolov <aesok@post.ru>
19552 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
19553 generate a warning if the function name does not begin with
19554 "__vector" and the function has either the 'signal' or 'interrupt'
19555 attribute, from here to ...
19556 (avr_declare_function_name): ...here. New function.
19557 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
19558 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
19560 2009-03-14 Jakub Jelinek <jakub@redhat.com>
19563 * cse.c (fold_rtx): Don't modify original const_arg1 when
19564 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
19565 separate variable instead.
19566 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
19567 from out of range shift counts.
19568 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
19570 2009-03-13 Catherine Moore <clm@codesourcery.com>
19572 * config/i386/x-mingw32 (host-mingw32.o): Replace
19573 diagnostic.h with $(DIAGNOSTIC_H).
19575 2009-03-12 Jakub Jelinek <jakub@redhat.com>
19578 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
19580 * config/i386/sync.md (sync_compare_and_swap<mode>,
19581 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
19582 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
19584 (sync_double_compare_and_swapdi_pic,
19585 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
19586 cmpxchg8b_pic_memory_operand instead of just memory_operand.
19588 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19591 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
19593 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19596 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19597 (avx_addsubv4df3): Likewise.
19598 (*avx_addsubv4sf3): Likewise.
19599 (sse3_addsubv4sf3): Likewise.
19601 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
19604 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
19606 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
19609 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
19610 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19611 registers for allocnos created from user-defined variables.
19613 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19616 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
19617 of non-integer mode as well.
19619 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
19621 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
19622 for functions for which the parameter types are unknown.
19624 2009-03-11 Jakub Jelinek <jakub@redhat.com>
19627 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
19628 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
19629 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
19630 * config/i386/i386.c (ix86_local_alignment): For
19631 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
19632 long long variables on the stack to avoid dynamic realignment.
19633 Allow the first argument to be a decl rather than type.
19634 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
19636 2009-03-11 Nick Clifton <nickc@redhat.com>
19639 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
19641 Add description to mno-lsim option.
19642 * config/mcore/mcore.h: Remove comment about deprecated m4align
19644 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
19645 * doc/invoke.texi: Add description of mno-lsim and
19646 mstack-increment options.
19648 * config/fr30/fr30.opt: Document the -mno-lsim option.
19649 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
19650 and -mno-lsim options.
19652 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19654 * fold-const.c (fold_comparison): Only call fold_inf_compare
19655 if the mode supports infinities.
19657 2009-03-11 Jason Merrill <jason@redhat.com>
19660 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
19661 end already did. Notice GIMPLE_CALL modifications of the result.
19662 Don't copy debug information from an ignored decl or a decl from
19665 2009-03-10 Richard Guenther <rguenther@suse.de>
19666 Nathan Froyd <froydnj@codesourcery.com>
19668 PR middle-end/37850
19669 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
19670 (__divMODE3): Likewise.
19672 2009-03-09 Jakub Jelinek <jakub@redhat.com>
19674 PR tree-optimization/39394
19675 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
19676 DECL_SIZE_UNIT of variable length FIELD_DECLs.
19678 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19680 * recog.c (verfiy_changes): Disallow renaming of hard regs in
19681 inline asms for register asm ("") declarations.
19683 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
19685 * fold-const.c (fold_unary): Fix comment.
19687 2009-03-07 Jan Hubicka <jh@suse.cz>
19690 * tree-inline.c (setup_one_parameter): Do replacement of const
19691 argument by constant in SSA form.
19693 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19695 PR middle-end/38028
19696 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
19697 determine alignment passed to assign_stack_local.
19698 (assign_parms_unsplit_complex): Likewise.
19699 * except.c (sjlj_build_landing_pads): Likewise.
19701 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19703 PR middle-end/39360
19704 * tree-flow.h (add_referenced_var): Return bool instead of void.
19705 * tree-dfa.c (add_referenced_var): Return result of
19706 referenced_var_check_and_insert call.
19707 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
19708 of referenced_var_check_and_insert.
19711 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
19712 (gen_variable_die): Emit DW_AT_location on abstract static variable's
19713 DIE, don't emit it if abstract origin already has it.
19714 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
19715 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
19717 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
19719 * genpreds.c (needs_variable): Fix parentheses at variable name
19721 (write_tm_constrs_h): Indent generated code.
19723 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19725 * doc/extend.texi (Function Attributes): Add documentation
19726 for isr attributes.
19728 2009-03-06 Jakub Jelinek <jakub@redhat.com>
19731 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
19732 take locus from its DECL_SOURCE_LOCATION instead of input_location.
19734 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
19736 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
19739 2009-03-05 Jakub Jelinek <jakub@redhat.com>
19742 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
19743 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
19745 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
19747 * config/i386/i386.md (R8_REG, R9_REG): New constants.
19748 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
19749 constants instead of magic numbers.
19750 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
19752 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
19753 (x86_64_ms_abi_int_parameter_registers): Ditto.
19754 (x86_64_int_return_registers): Ditto.
19755 (ix86_maybe_switch_abi): Ditto.
19756 (ix86_expand_call): Ditto for clobbered_registers array.
19757 (ix86_hard_regno_mode_ok): Ditto.
19758 (x86_extended_QIreg_mentioned_p): Ditto.
19760 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
19762 PR tree-optimization/39349
19763 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
19765 * combine.c (gen_lowpart_for_combine): Use omode when generating
19768 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
19770 PR rtl-optimization/39235
19771 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
19773 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19775 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
19777 2009-03-04 Richard Guenther <rguenther@suse.de>
19779 PR tree-optimization/39362
19780 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
19781 that occur in abnormal PHIs should be varying.
19783 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
19785 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
19787 (simple_iv): Take loop as an argument instead of statement.
19788 * tree-scalar-evolution.h (simple_iv): Declaration changed.
19789 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
19791 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
19793 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
19794 * matrix-reorg.c (analyze_transpose): Ditto.
19795 * tree-data-ref.c (dr_analyze_innermost): Ditto.
19796 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
19797 * tree-predcom.c (ref_at_iteration): Ditto.
19798 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
19800 2009-03-04 Richard Guenther <rguenther@suse.de>
19802 PR tree-optimization/39358
19803 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
19804 escaped_id and callused_id.
19805 (solve_graph): Likewise.
19807 2009-03-04 Richard Guenther <rguenther@suse.de>
19809 PR tree-optimization/39339
19810 * tree-sra.c (try_instantiate_multiple_fields): Make it
19811 no longer ICE on the above.
19813 2009-03-03 Joseph Myers <joseph@codesourcery.com>
19815 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
19816 that fits within Pmode.
19818 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19820 PR middle-end/10109
19821 * tm.texi (LIBCALL_VALUE): Update description.
19823 2009-03-03 Steve Ellcey <sje@cup.hp.com>
19825 PR middle-end/34443
19826 * doc/extend.texi (section): Update description.
19828 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
19830 PR middle-end/39345
19831 * tree-inline.c (remapped_type): New.
19832 (can_be_nonlocal): Call remapped_type instead of remap_type.
19834 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19837 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
19838 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
19840 2009-03-03 Richard Guenther <rguenther@suse.de>
19842 PR middle-end/39272
19843 * tree.c (tree_nonartificial_location): New function.
19844 * tree.h (tree_nonartificial_location): Declare.
19845 * builtins.c (expand_builtin_memory_chk): Provide location
19846 of the call location for artificial function pieces.
19847 (maybe_emit_chk_warning): Likewise.
19848 (maybe_emit_sprintf_chk_warning): Likewise.
19849 (maybe_emit_free_warning): Likewise.
19850 * expr.c (expand_expr_real_1): Likewise.
19852 2009-03-03 Jakub Jelinek <jakub@redhat.com>
19854 PR tree-optimization/39343
19855 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
19856 COMPONENT_REF t has ARRAY_TYPE.
19858 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
19860 PR middle-end/39335
19861 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
19862 when the type precision of the induction variable should be
19863 larger than the type precision of nit.
19864 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
19865 * graphite.c (graphite_loop_normal_form): Same.
19866 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
19868 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19870 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
19871 (*call_1_rex64_ms_sysv): Use named constants instead of magic
19872 numbers to describe clobbered registers.
19873 (*call_value_0_rex64_ms_sysv): Ditto.
19874 * config/i386/mmx.md (mmx_emms): Ditto.
19875 (mmx_femms): Ditto.
19877 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
19879 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
19882 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19884 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
19885 (spu_section_type_flags): New function.
19887 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
19889 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
19890 reg_class_contents of FLOAT_REGS into a temporary.
19892 2009-03-02 Richard Guenther <rguenther@suse.de>
19893 Ira Rosen <irar@il.ibm.com>
19895 PR tree-optimization/39318
19896 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
19897 information to the vectorized statement.
19899 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
19901 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
19902 variable. Use defined names instead of magic constants for REX SSE
19905 2009-03-01 Richard Guenther <rguenther@suse.de>
19907 PR tree-optimization/39331
19908 * omp-low.c (lower_send_shared_vars): Do not receive new
19909 values for the reference of DECL_BY_REFERENCE parms or results.
19911 2009-03-01 Jan Hubicka <jh@suse.cz>
19914 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
19915 BLOCK_NONLOCALIZED_VAR): New macros.
19916 (tree_block): Add nonlocalized_vars.
19917 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
19918 gen_decl_die): Add origin argument. Allow generation of die with
19919 origin at hand only.
19920 (gen_member_die, gen_type_die_with_usage, force_decl_die,
19921 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
19923 (gen_block_die): Fix checking for unused blocks.
19924 (process_scope_var): Break out from .... ; work with origins only.
19925 (decls_for_scope) ... here; process nonlocalized list.
19926 (dwarf2out_ignore_block): Look for nonlocalized vars.
19927 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
19929 (dump_scope_block): Dump them.
19930 * tree-inline.c (remap_decls): Handle nonlocalized vars.
19931 (remap_block): Likewise.
19932 (can_be_nonlocal): New predicate.
19933 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
19935 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19937 * configure: Regenerate.
19939 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19941 * optc-gen.awk: No need to duplicate option flags twice.
19942 Reuse help texts for duplicate options which do not have any.
19944 * gcc.c (display_help): Document --version.
19946 * gcc.c (main): If print_help_list and verbose_flag, ensure
19947 driver output comes before subprocess output.
19949 * optc-gen.awk: Assign all remaining fields to help string,
19950 space-separated, for multi-line help in *.opt.
19952 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19953 -Wno-pedantic-ms-format is for MinGW targets only.
19955 * doc/options.texi (Option file format): Fix bad indentation,
19956 restoring dropped sentence.
19958 2009-02-28 Jan Hubicka <jh@suse.cz>
19960 * tree-inline.c (tree_function_versioning): Output debug info.
19962 2009-02-28 Jan Hubicka <jh@suse.cz>
19965 * tree-inline.c (setup_one_parameter): Do not copy propagate
19966 arguments when not optimizing.
19968 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19971 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19972 (avx_addsubv4df3): Likewise.
19973 (*avx_addsubv4sf3): Likewise.
19974 (sse3_addsubv4sf3): Likewise.
19975 (*avx_addsubv2df3): Likewise.
19976 (sse3_addsubv2df3): Likewise.
19977 (avx_unpckhps256): Correct item selectors.
19978 (avx_unpcklps256): Likewise.
19979 (avx_unpckhpd256): Likewise.
19980 (avx_unpcklpd256): Likewise.
19982 2009-02-28 Jan Hubicka <jh@suse.cz>
19984 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19986 (copy_arguments_for_versioning): If var is declared don't declare it.
19987 (tree_function_versioning): First setup substitutions and then copy
19990 2009-02-27 Jan Hubicka <jh@suse.cz>
19993 * cgraph.h (varpool_output_debug_info): Remove.
19994 * cgraphunit.c (varpool_output_debug_info): Remove.
19995 * dwarf2out.c (deferred_locations_struct): New struct
19996 (deferred_locations): New type.
19997 (deferred_locations_list): New static var.
19998 (deffer_location): New function.
19999 (gen_variable_die): Use it.
20000 (decls_for_scope): Output info on local static vars.
20001 (dwarf2out_finish): Process deferred locations.
20002 * varpool.c (varpool_output_debug_info): Remove.
20004 2009-02-27 Jan Hubicka <jh@suse.cz>
20007 * tree.h (TREE_PROTECTED): Fix comment.
20008 (BLOCK_HANDLER_BLOCK): Remove.
20009 (struct tree_block): Remove handler_block add body_block.
20010 (inlined_function_outer_scope_p): New.
20011 (is_body_block): Remove.
20012 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
20013 * dwarf2out.c (is_inlined_entry_point): Remove.
20014 (add_high_low_attributes): Use inlined_function_outer_scope_p.
20015 (gen_block_die): Use is_inlined_entry_point check. Remove body block
20017 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
20018 * gimplify.c (gimplify_expr): Gimplify body blocks.
20019 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
20020 block with multiple subblocks.
20021 (dump_scope_block): Prettier output; dump more flags and info.
20022 (dump_scope_blocks): New.
20023 (remove_unused_locals): Use dump_scope_blocks.
20024 * tree-flow.h (dump_scope_blocks): Declare.
20025 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
20026 * stmt.c (is_body_block): Remove.
20027 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
20028 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
20030 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
20032 PR middle-end/39308
20033 * graphite.c (graphite_loop_normal_form): Do not call
20034 number_of_iterations_exit from a gcc_assert.
20036 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20038 * config/s390/s390.c (s390_swap_cmp): Look for conditional
20039 jumps if COND is NULL.
20040 (find_cond_jump): New function.
20041 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
20042 * config/s390/s390.md: Remove z10_cobra attribute value.
20044 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
20046 * config/alpha/alpha.h (alpha_expand_mov): Return false if
20047 force_const_mem returns NULL_RTX.
20049 2009-02-26 Jan Hubicka <jh@suse.cz>
20052 * cgraph.h (varpool_output_debug_info): Remove.
20053 * cgraphunit.c (varpool_output_debug_info): Remove.
20054 * dwarf2out.c (deferred_locations_struct): New struct
20055 (deferred_locations): New type.
20056 (deferred_locations_list): New static var.
20057 (deffer_location): New function.
20058 (gen_variable_die): Use it.
20059 (decls_for_scope): Output info on local static vars.
20060 (dwarf2out_finish): Process deferred locations.
20061 * varpool.c (varpool_output_debug_info): Remove.
20063 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
20065 PR rtl-optimization/39241
20066 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
20067 to subreg_offset_representable_p.
20069 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
20071 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
20072 execute function prototype. Get f and nregs from max_reg_num
20073 and get_insns. Remove the first backward pass as it's dead,
20074 guard the forward pass by flag_expensive_optimizations.
20075 (rest_of_handle_regmove): Delete.
20076 (pass_regmove): Replace it with regmove_optimize.
20078 2009-02-25 Martin Jambor <mjambor@suse.cz>
20080 PR tree-optimization/39259
20081 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
20082 calls_alloca function flags.
20083 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
20084 calls are detected.
20086 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
20088 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
20089 flags_set_1_rtx, flags_set_1_set): Delete.
20090 (regmove_optimize): Do not call mark_flags_life_zones.
20092 2009-02-24 Julian Brown <julian@codesourcery.com>
20095 * config/arm/arm.c (require_pic_register): Only set
20096 cfun->machine->pic_reg once per function.
20098 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
20100 * doc/invoke.texi (Link Options): Document an easier way to pass
20101 options that take arguments to the GNU linker using -Xlinker and -Wl.
20103 2009-02-24 Steve Ellcey <sje@cup.hp.com>
20106 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
20108 2009-02-24 Richard Guenther <rguenther@suse.de>
20111 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
20113 2009-02-24 Richard Guenther <rguenther@suse.de>
20114 Zdenek Dvorak <ook@ucw.cz>
20116 PR tree-optimization/39233
20117 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
20118 from converting them to a generic type.
20120 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
20122 PR tree-optimization/39260
20123 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
20124 contains a condition with a real type.
20125 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
20127 2009-02-23 Jason Merrill <jason@redhat.com>
20130 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
20131 narrowing_initializer_constant_valid_p.
20132 (narrowing_initializer_constant_valid_p): Don't return
20133 null_pointer_node for adding a pointer to itself.
20135 2009-02-23 Jan Hubicka <jh@suse.cz>
20138 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
20141 2009-02-23 Jan Hubicka <jh@suse.cz>
20143 PR tree-optimization/37709
20144 * tree.c (block_ultimate_origin): Move here from dwarf2out.
20145 * tree.h (block_ultimate_origin): Declare.
20146 * dwarf2out.c (block_ultimate_origin): Move to tree.c
20147 * tree-ssa-live.c (remove_unused_scope_block_p):
20148 Eliminate blocks containig no instructions nor live variables nor
20150 (dump_scope_block): New function.
20151 (remove_unused_locals): Enable removal of dead blocks by default;
20152 enable dumping at TDF_DETAILS.
20154 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20156 * config/i386/i386.c (classify_argument): Don't allow COImode
20158 (function_arg_advance_32): Don't allow OImode.
20159 (function_arg_32): Likewise.
20160 (function_value_32): Likewise.
20161 (return_in_memory_32): Likewise.
20162 (function_arg_64): Remove OImode comment.
20164 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20167 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
20168 ix86_expand_vector_set for V4DImode in 64bit mode only.
20169 (ix86_expand_vector_init_one_var): Likewise.
20171 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
20173 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
20175 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
20178 * loop-iv.c: Revert last change.
20179 * emit-rtl.c: Likewise.
20181 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
20184 * config/i386/i386.c (type_natural_mode): Remove an extra
20185 space in the warning message.
20186 (function_value_32): Handle 32-byte vector modes.
20187 (return_in_memory_32): Likewise.
20189 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
20191 * loop-iv.c (truncate_value): New function.
20192 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
20194 (lowpart_subreg): Move to...
20195 * emit-rtl.c: ...here.
20197 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
20199 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
20200 accidental and undocumented change at revision 140860.
20202 2009-02-21 Joseph Myers <joseph@codesourcery.com>
20204 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
20205 take gimple_seq * arguments.
20206 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
20207 types_compatible_p langhook.
20209 2009-02-20 Mark Mitchell <mark@codesourcery.com>
20210 Joseph Myers <joseph@codesourcery.com>
20212 * config/arm/arm.c (arm_builtin_va_list): New function.
20213 (arm_expand_builtin_va_start): Likewise.
20214 (arm_gimplify_va_arg_expr): Likewise.
20215 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
20216 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
20217 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
20218 (va_list_type): New variable.
20219 (arm_mangle_type): Mangle va_list_type appropriately.
20221 2009-02-20 Jakub Jelinek <jakub@redhat.com>
20223 PR middle-end/39157
20224 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
20225 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
20226 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
20227 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
20228 parameter to 1000 for -O1 by default.
20229 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
20231 * loop-invariant.c: Include params.h.
20232 (move_loop_invariants): Don't call move_single_loop_invariants on
20235 2009-02-20 Jaka Mocnik <jaka@xlab.si>
20237 * calls.c (emit_library_call_value_1): Use slot_offset instead of
20238 offset when calculating bounds for indexing stack_usage_map. Fixes
20239 a buffer overflow with certain target setups.
20241 2009-02-20 Jakub Jelinek <jakub@redhat.com>
20244 * calls.c (expand_call): Clear try_tail_call if caller and callee
20245 disagree in promotion of function return value.
20247 2009-02-19 Jakub Jelinek <jakub@redhat.com>
20250 * c-common.c (c_determine_visibility): If visibility changed and
20251 DECL_RTL has been already set, call make_decl_rtl to update symbol
20254 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
20257 * varasm.c (assemble_variable): Don't check DECL_NAME when
20258 globalizing a variable.
20260 2009-02-19 Joseph Myers <joseph@codesourcery.com>
20263 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
20264 expression before any __builtin_trap call.
20265 * c-typeck.c (build_function_call): Convert and check function
20266 arguments before generating a call to a trap. Evaluate the
20267 function arguments before the trap.
20269 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
20272 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
20273 (UNSPEC_FXAM_MEM): New unspec.
20274 (fxam<mode>2_i387_with_temp): New insn and split pattern.
20275 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
20276 memory using fxam<mode>2_i387_with_temp to remove excess precision.
20278 2009-02-19 Richard Guenther <rguenther@suse.de>
20280 PR tree-optimization/39207
20281 PR tree-optimization/39074
20282 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
20283 storedanything_tree): New.
20284 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
20285 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
20286 (build_succ_graph): Add edges from STOREDANYTHING to all
20288 (init_base_vars): Initialize STOREDANYTHING.
20289 (compute_points_to_sets): Free substitution info after
20290 building the succ graph.
20291 (ipa_pta_execute): Likewise.
20293 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
20295 (do_ds_constraint): Do not add to special var or non-pointer
20297 (type_could_have_pointers): Split out from ...
20298 (could_have_pointers): ... here. For arrays use the element type.
20299 (create_variable_info_for): Initialize may_have_pointers.
20300 (new_var_info): Likewise.
20301 (handle_lhs_call): Make the HEAP variable unknown-sized.
20302 (intra_create_variable_infos): Use a type with pointers for
20303 PARM_NOALIAS, make it unknown-sized.
20305 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
20308 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
20310 2009-02-18 Jason Merrill <jason@redhat.com>
20313 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
20314 value if DECL_EXTERNAL.
20315 * tree-sra.c (sra_walk_gimple_assign): Likewise.
20316 * target.h (gcc_target::binds_local_p): Clarify "module".
20317 * tree.h (TREE_PUBLIC): Clarify "module".
20319 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
20322 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
20323 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
20325 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
20328 * c.opt (Wabi): Support C and ObjC.
20331 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
20333 * config/i386/i386.c (classify_argument): Warn once about the ABI
20334 change when passing union with long double.
20336 * doc/invoke.texi: Update -Wabi for warning psABI changes.
20338 2009-02-18 Joseph Myers <joseph@codesourcery.com>
20341 * c-parser.c (c_parser_compound_statement): Always enter and leave
20344 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20347 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
20349 2009-02-18 Jakub Jelinek <jakub@redhat.com>
20351 PR tree-optimization/36922
20352 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
20353 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
20356 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20358 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
20361 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20363 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
20365 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
20367 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
20370 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
20371 Richard Sandiford <rdsandiford@googlemail.com>
20373 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
20374 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
20375 (loongson_biadd): ...this.
20377 2009-02-17 Richard Guenther <rguenther@suse.de>
20379 PR tree-optimization/39202
20380 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
20381 a var make sure to follow existing collapses.
20383 2009-02-17 Richard Guenther <rguenther@suse.de>
20385 PR middle-end/39214
20386 * langhooks.c (lhd_print_error_function): Check for NULL block.
20388 2009-02-17 Richard Guenther <rguenther@suse.de>
20390 PR tree-optimization/39204
20391 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
20394 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
20396 * config/soft-fp/double.h: Update from glibc CVS.
20398 2009-02-17 Richard Guenther <rguenther@suse.de>
20400 PR tree-optimization/39207
20401 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
20402 strict-aliasing warnings for pointers pointing to NULL.
20404 2009-02-16 Joseph Myers <joseph@codesourcery.com>
20407 * c-parser.c (c_parser_braced_init): Call pop_init_level when
20408 skipping until next close brace.
20410 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
20413 * config/i386/i386.c (ix86_expand_push): Set memory alignment
20414 to function argument boundary.
20416 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20418 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
20419 in the lea_add. Reload eventually constraints it properly.
20420 * config/picochip/constraints.md: Remove the target constraint
20421 "b", since it is not needed anymore.
20423 2009-02-16 Jakub Jelinek <jakub@redhat.com>
20425 * gthr-dce.h: Uglify function parameter and local variable names.
20426 * gthr-gnat.h: Likewise.
20427 * gthr-mipssde.h: Likewise.
20428 * gthr-nks.h: Likewise.
20429 * gthr-posix95.h: Likewise.
20430 * gthr-posix.h: Likewise.
20431 * gthr-rtems.h: Likewise.
20432 * gthr-single.h: Likewise.
20433 * gthr-solaris.h: Likewise.
20434 * gthr-tpf.h: Likewise.
20435 * gthr-vxworks.h: Likewise.
20436 * gthr-win32.h: Likewise.
20438 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
20441 * config/i386/i386.md: Restrict the new peephole2 to move
20442 between MMX/SSE registers.
20444 2009-02-15 Richard Guenther <rguenther@suse.de>
20447 2009-02-13 Richard Guenther <rguenther@suse.de>
20449 * configure.ac: Enable LFS.
20450 * configure: Re-generate.
20451 * config.in: Likewise.
20453 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20455 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
20456 spu_srqwbyte, spu_srqwbytebc): Define.
20457 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
20458 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
20459 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
20460 "shrqby_<mode>"): New insn-and-split patterns.
20461 * config/spu/spu.c (expand_builtin_args): Determine and return
20462 number of operands using spu_builtin_description data.
20463 (spu_expand_builtin_1): Use it.
20465 2009-02-13 Steve Ellcey <sje@cup.hp.com>
20468 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
20471 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20474 * config/i386/i386.c (override_options): Correct warning
20475 messages for -malign-loops, -malign-jumps and -malign-functions.
20477 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20480 * config/i386/i386.md: Restrict the new peephole2 to move
20481 between the general purpose registers.
20483 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
20486 * config/i386/i386.c (type_natural_mode): Add a new argument.
20487 Return the original mode and warn ABI change if vector size is 32byte.
20488 (function_arg_advance): Updated.
20489 (function_arg): Likewise.
20490 (ix86_function_value): Likewise.
20491 (ix86_return_in_memory): Likewise.
20492 (ix86_sol10_return_in_memory): Likewise.
20493 (ix86_gimplify_va_arg): Likewise.
20494 (function_arg_32): Don't warn ABX ABI change here.
20495 (function_arg_64): Likewise.
20497 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
20499 * loop-iv.c (implies_p): In the final case, test that operands 0
20500 of the two comparisons match.
20502 * config/bfin/bfin.c (find_prev_insn_start): New function.
20503 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
20504 (find_next_insn_start): Move.
20506 2009-02-13 Richard Guenther <rguenther@suse.de>
20508 * configure.ac: Enable LFS.
20509 * configure: Re-generate.
20510 * config.in: Likewise.
20512 2009-02-13 Joseph Myers <joseph@codesourcery.com>
20515 * c-parser.c (c_parser_parms_list_declarator): Discard pending
20516 sizes on syntax error after some arguments have been parsed.
20518 2009-02-12 Jakub Jelinek <jakub@redhat.com>
20520 * doc/invoke.texi (-fira): Remove.
20522 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20524 * caller-save.c: Replace regclass.c with reginfo.c in comments.
20525 * recog.c: Likewise.
20528 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
20530 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
20531 (umul_ppmm): Likewise.
20532 (count_leading_zeros): Likewise.
20533 (count_trailing_zeros): Likewise.
20534 (UMUL_TIME): Likewise.
20536 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20538 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
20539 soft-fp/t-softfp to tmake_file.
20541 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
20542 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
20543 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
20544 IA64_BUILTIN_INFQ]: New.
20545 (ia64_init_builtins): Initialize __builtin_infq,
20546 __builtin_fabsq and __builtin_copysignq if not HPUX.
20547 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
20548 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
20550 * config/ia64/lib1funcs.asm (__divtf3): Define only if
20552 (__fixtfti): Likewise.
20553 (__fixunstfti): Likewise.
20554 (__floattitf): Likewise.
20556 * config/ia64/libgcc-glibc.ver: New.
20557 * config/ia64/t-fprules-softfp: Likewise.
20558 * config/ia64/sfp-machine.h: Likewise.
20560 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
20561 (LIBGCC2_TF_CEXT): Likewise.
20562 (TF_SIZE): Likewise.
20563 (TARGET_INIT_LIBFUNCS): Likewise.
20565 * config/ia64/t-glibc (SHLINB_MAPFILES):
20566 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
20568 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
20570 * config/i386/i386.c (construct_container): Rewrite processing
20571 BLKmode with X86_64_SSE_CLASS.
20573 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
20576 * config/i386/i386.md: Replace simplify_replace_rtx with
20577 replace_rtx in the new peephole2.
20579 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
20581 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
20582 loop unrolling do not happen at -O2.
20584 2009-02-12 Michael Matz <matz@suse.de>
20586 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
20588 2009-02-12 Jakub Jelinek <jakub@redhat.com>
20590 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
20593 2009-02-12 Ben Elliston <bje@au.ibm.com>
20595 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
20596 patterns when updating the back chain. Missed in the 2009-02-10
20599 2009-02-11 Janis Johnson <janis187@us.ibm.com>
20601 * doc/extend.texi (Decimal Floating Types): Update identifier of
20602 draft TR and list of missing support.
20604 2009-02-11 Jakub Jelinek <jakub@redhat.com>
20606 PR middle-end/39154
20607 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
20608 bit to variable length decl's flags, add it also to its
20609 pointer replacement variable.
20611 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
20612 Jakub Jelinek <jakub@redhat.com>
20615 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
20616 (memory_blockage): New expander.
20617 (*memory_blockage): New insn pattern.
20618 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
20619 instead of general blockage at the end of function prologue when
20620 frame pointer is used to access red zone area. Do not emit blockage
20621 when profiling, it is emitted in generic code.
20622 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
20623 function epilogue when frame pointer is used to access red zone area.
20625 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
20628 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
20629 by arithmetic with memory operands.
20630 * config/i386/predicates.md (commutative_operator): New.
20632 2009-02-10 Janis Johnson <janis187@us.ibm.com>
20634 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
20637 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
20639 * alias.h (record_alias_subset): Declare.
20640 * alias.c (record_alias_subset): Make global.
20642 2009-02-10 Nick Clifton <nickc@redhat.com>
20644 * tree-parloops.c: Change license to GPLv3.
20645 * ipa-struct-reorg.c: Change license to GPLv3.
20646 * ipa-struct-reorg.h: Change license to GPLv3.
20648 2009-02-10 Steve Ellcey <sje@cup.hp.com>
20651 * c-decl.c (start_struct): Return NULL on error.
20653 2009-02-10 Jakub Jelinek <jakub@redhat.com>
20655 PR middle-end/39124
20656 * cfgloopmanip.c (remove_path): Call remove_bbs after
20657 cancel_loop_tree, not before it.
20660 * function.h (struct function): Add has_local_explicit_reg_vars bit.
20661 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
20662 VAR_DECLs were seen.
20663 * tree-ssa-live.c (remove_unused_locals): Recompute
20664 cfun->has_local_explicit_reg_vars.
20665 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
20666 copies or clearings if cfun->has_local_explicit_reg_vars.
20668 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
20671 * config/i386/i386.c (expand_prologue): Emit blockage at the end
20672 of function prologue when frame pointer is used to access
20675 2009-02-10 Richard Guenther <rguenther@suse.de>
20677 PR middle-end/39127
20678 * gimplify.c (gimple_regimplify_operands): Always look if
20679 we need to create a temporary.
20681 2009-02-10 Richard Guenther <rguenther@suse.de>
20683 PR tree-optimization/39132
20684 * tree-loop-distribution.c (todo): New global var.
20685 (generate_memset_zero): Trigger TODO_rebuild_alias.
20686 (tree_loop_distribution): Return todo.
20688 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
20691 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
20692 (x86_64_reg_class_name): Removed.
20693 (classify_argument): Return 0 if bytes > 32. Return 0 if the
20694 first one isn't X86_64_SSE_CLASS or any other ones aren't
20695 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
20696 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
20697 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
20698 and 3 X86_64_SSEUP_CLASS.
20699 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
20700 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
20702 2009-02-10 Ben Elliston <bje@au.ibm.com>
20704 * config/rs6000/rs6000.md (allocate_stack): Always use an update
20705 form instruction to update the stack back chain word, even if the
20706 user has disabled the generation of update instructions.
20707 (movdi_<mode>_update_stack): New.
20708 (movsi_update_stack): Likewise.
20709 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
20710 always use an update form instruction to update the stack back
20713 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
20715 PR middle-end/38953
20716 * graphite.c (if_region_set_false_region): After moving a region in
20717 the false branch of a condition, remove the empty dummy basic block.
20718 (gloog): Remove wrong fix for PR38953.
20720 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20722 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
20723 generation due to implicit sign extension.
20725 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
20727 PR middle-end/38981
20728 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
20729 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
20731 2009-02-09 Richard Guenther <rguenther@suse.de>
20733 PR middle-end/35202
20734 * convert.c (convert_to_real): Disable (float)fn((double)x)
20735 to fnf(x) conversion if errno differences may occur and
20736 -fmath-errno is set.
20738 2009-02-07 Anatoly Sokolov <aesok@post.ru>
20740 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
20741 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20742 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20744 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20747 * c-common.c (handle_alias_attribute): Disallow attribute for
20748 anything not a FUNCTION_DECL or VAR_DECL.
20750 2009-02-06 Janis Johnson <janis187@us.ibm.com>
20753 * real.c (do_compare): Special-case compare of zero against
20754 decimal float value.
20756 2009-02-06 Joseph Myers <joseph@codesourcery.com>
20759 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
20760 as indicating flexible array members unless the field itself is
20761 being declarared as the incomplete array.
20763 2009-02-06 Jan Hubicka <jh@suse.cz>
20765 PR tree-optimization/38844
20766 * ipa-inline.c (try_inline): Stop inlining recursion when edge
20767 is already inlined.
20769 2009-02-06 Richard Guenther <rguenther@suse.de>
20771 PR middle-end/38977
20772 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
20773 fork because we may expand it as __gcov_fork.
20775 2009-02-06 Nick Clifton <nickc@redhat.com>
20777 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
20779 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
20781 PR tree-optimization/35659
20782 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
20783 vn_phi_eq): Shortcut if hashcode does not match.
20784 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
20786 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
20787 and avoid iterative_hash_expr.
20788 (FOR_EACH_VALUE_ID_IN_SET): New.
20789 (value_id_compare): Remove.
20790 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
20791 sort expressions by value id.
20793 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
20796 * config/sh/predicates.md (general_movsrc_operand): Don't check
20797 the subreg of system registers here.
20799 2009-02-05 Jakub Jelinek <jakub@redhat.com>
20802 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
20803 on the copied decl.
20805 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
20807 PR rtl-optimization/39110
20808 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
20809 addresses, not aligned ones.
20811 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
20812 Richard Guenther <rguenther@suse.de>
20814 PR tree-optimization/39100
20815 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
20816 comment says and add edges.
20818 2009-02-05 Joseph Myers <joseph@codesourcery.com>
20821 * c-common.c (handle_tls_model_attribute): Ignore attribute for
20822 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
20824 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
20826 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
20827 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
20828 register_bb_in_sese, new_sese, free_sese): Moved.
20829 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
20830 outermost_loop_in_scop, build_scop_iteration_domain,
20831 expand_scalar_variables_ssa_name, get_vdef_before_scop,
20832 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
20833 Use loop_in_sese_p instead of loop_in_scop_p.
20834 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
20835 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
20836 (scopdet_basic_block_info): Fix bug in scop detection.
20837 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
20838 eq_loop_to_cloog_loop): Remove.
20839 (nb_loops_around_loop_in_scop, nb_loop
20840 ref_nb_loops): Moved here...
20841 * graphite.h (ref_nb_loops): ... from here.
20842 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
20843 (loop_domain_dim, loop_iteration_vector_dim): Remove.
20844 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
20845 * testsuite/gcc.dg/graphite/scop-19.c: New
20847 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
20848 Hans-Peter Nilsson <hp@axis.com>
20850 PR rtl-optimization/37889
20851 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
20852 Move offset handling from PLUS to before the switch. Use new
20853 arguments when considering SYMBOL_REFs too.
20854 (rtx_addr_can_trap_p): Pass dummy offset and size.
20855 (enum may_trap_p_flags): Remove.
20856 (may_trap_p_1): Pass size from MEM_SIZE.
20858 PR rtl-optimization/38921
20859 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
20860 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
20861 * rtlanal.c (may_trap_after_code_motion_p): Delete.
20862 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
20864 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
20866 AVX Programming Reference (January, 2009)
20867 * config/i386/sse.md (*vpclmulqdq): New.
20869 2009-02-04 Jakub Jelinek <jakub@redhat.com>
20871 PR tree-optimization/38977
20872 PR gcov-profile/38292
20873 * calls.c (special_function_p): Disregard __builtin_ prefix.
20875 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
20877 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
20878 non-indexable addresses even before reload.
20880 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20883 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
20884 as having variable size. Do not give an error for unnamed
20885 parameters with [*] declarators. Give a warning for type names
20886 with [*] declarators and mark them as variable size.
20887 * c-parser.c (c_parser_sizeof_expression): Do not give an error
20888 for sizeof applied to [*] type names.
20890 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
20893 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
20895 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20897 * gcc.c (process_command): Update copyright notice dates.
20898 * gcov.c (print_version): Likewise.
20899 * gcov-dump.c (print_version): Likewise.
20900 * mips-tfile.c (main): Likewise.
20901 * mips-tdump.c (main): Likewise.
20903 2009-02-03 Joseph Myers <joseph@codesourcery.com>
20906 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
20907 for composite type involving a zero-length array type.
20909 2009-02-03 Jakub Jelinek <jakub@redhat.com>
20912 * function.c (match_asm_constraints_1): Skip over
20913 initial optional % in the constraint.
20915 PR inline-asm/39059
20916 * c-parser.c (c_parser_postfix_expression): If fixed point is not
20917 supported, don't accept FIXED_CSTs.
20918 * c-decl.c (finish_declspecs): Error if fixed point is not supported
20919 and _Sat is used without _Fract/_Accum. Set specs->type to
20920 integer_type_node for cts_fract/cts_accum if fixed point is not
20923 2009-02-02 Catherine Moore <clm@codesourcery.com>
20925 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
20927 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
20929 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
20930 (ABI_HAS_64BIT_SYMBOLS): Use it.
20931 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
20933 2009-02-02 Paul Brook <paul@codesourcery.com>
20935 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
20937 2009-02-02 Jakub Jelinek <jakub@redhat.com>
20939 PR inline-asm/39058
20940 * recog.h (asm_operand_ok): Add constraints argument.
20941 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
20942 recurse on matching constraint.
20943 (check_asm_operands): Pass constraints as 3rd argument to
20944 asm_operand_ok. Don't look up matching constraint here.
20945 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
20948 2009-02-02 Ben Elliston <bje@au.ibm.com>
20950 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
20951 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20953 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20955 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20956 information. Remove some obsolete information. Reorganize.
20958 * config/pa/fptr.c: Revert license to GPL 2.
20959 * config/pa/milli64.S: Likewise.
20961 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20964 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20965 LIBRARY name in, instead of hard-coding it.
20966 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20967 extra target make frag to tmake_files according to EH model.
20968 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20969 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20970 frags that define makefile variable EH_MODEL appropriately.
20971 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20972 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20973 to "-sjlj" according to type of EH configured.
20974 (LIBGCC_SONAME): Concatenate it to shared library base name.
20975 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20976 to "_sjlj" according to type of EH configured.
20977 (LIBGCC_SONAME): Concatenate it to shared library base name.
20978 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20979 (SHLIB_LINK): Add missing semicolon to if-else construct.
20980 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20981 string value of "pe_dll" command-line option.
20982 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20983 (SHLIB_SONAME): Use it when overriding t-cygming default.
20984 (SHLIB_IMPLIB): Override t-cygming default.
20985 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20986 string value of "pe_dll" command-line option.
20988 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20991 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20992 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20994 2009-01-31 Richard Guenther <rguenther@suse.de>
20996 PR tree-optimization/38937
20997 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20998 computing the transitive closure.
21000 2009-01-30 Richard Guenther <rguenther@suse.de>
21002 PR tree-optimization/39041
21003 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
21004 Propagate variable indices only if the types match for this stmt.
21006 2009-01-30 Jakub Jelinek <jakub@redhat.com>
21009 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
21010 inline but never defined.
21012 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
21014 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
21015 (*insv_h_di_reg_extimm): New insn.
21016 (*insv_l<mode>_reg_extimm): New insn.
21018 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
21020 * config/picochip/picochip.c (flag_conserve_stack): set
21021 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
21022 fconserve-stack. Reduce call-overhead used by inliner.
21024 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
21027 * common.opt (flag_conserve_stack): Initialised to zero.
21029 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
21032 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
21033 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
21036 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
21038 * ira-color.c (allocno_reload_assign): Update comments.
21039 * regmove.c (regmove_optimize): Likewise.
21043 2009-01-29 Robert Millan <rmh@aybabtu.com>
21045 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
21046 * config/i386/kopensolaris-gnu.h: New file. Undefine
21047 `MD_UNWIND_SUPPORT'.
21048 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
21050 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
21052 PR tree-optimization/39007
21053 * tree-loop-distribution.c (generate_builtin): Use
21054 recompute_dominator to compute the immediate dominator of the
21055 basic block just after the loop.
21057 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21059 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
21060 (ASM_OUTPUT_DWARF_PCREL): Define.
21062 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
21064 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
21065 * doc/passes.texi: Remove entries about regclass, local-alloc, and
21066 global. Modify entries about regmove and IRA.
21068 * ra-conflict.c: Remove the file.
21070 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
21072 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
21073 (pass_regclass_init): Rename to pass_reginfo_init.
21075 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
21077 * toplev.h (flag_ira): Remove.
21079 * caller-save.c (setup_save_areas): Remove flag_ira.
21081 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
21083 * global.c: Remove the file.
21085 * opts.c (decode_options): Remove flag_ira.
21087 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
21089 * regmove.c: Modify file description.
21090 (find_use_as_address, try_auto_increment): Define them only if
21091 AUTO_INC_DEC is defined.
21092 (replacement_quality, replace_in_call_usage, fixup_match_1,
21093 stable_and_no_regs_but_for_p): Remove.
21094 (reg_set_in_bb): Make it static.
21095 (regmove_optimize): Remove flag_ira and code which worked for
21098 * local-alloc.c: Remove the file.
21100 * common.opt (fira): Remove.
21102 * ira.c: Include except.h.
21103 (eliminable_regset): Move from global.c.
21104 (mark_elimination): Ditto. Remove flag_ira.
21105 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
21106 equiv_mem_modified, validate_equiv_mem_from_store,
21107 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
21108 contains_replace_regs, memref_referenced_p, memref_used_between_p,
21109 no_equiv, recorded_label_ref): Move from local-alloc.c.
21110 (update_equiv_regs): Ditto. Make it static.
21111 (print_insn_chain, print_insn_chains): Move it from global.c.
21112 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
21113 (build_insn_chain): Ditto. Make it static.
21114 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
21115 Rename to init_live_subregs.
21116 (gate_ira): Remove flag_ira.
21118 * regclass.c: Rename reginfo.c. Change file description.
21119 (FORBIDDEN_INC_DEC_CLASSES): Remove.
21120 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
21121 (init_reg_sets_1): Remove code for evaluation of
21122 reg_class_superclasses and losing_caller_save_reg_set.
21123 (init_regs): Remove init_reg_autoinc.
21124 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
21125 ok_for_base_p_nonstrict): Remove.
21126 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
21127 (pass_regclass_init): Rename to pass_reginfo_init. Modify
21128 corresponding entries.
21129 (dump_regclass, record_operand_costs, scan_one_insn,
21130 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
21131 record_address_regs, auto_inc_dec_reg_p): Remove.
21132 (gt-regclass.h): Rename to gt-reginfo.h.
21134 * rtl.h (dump_global_regs, retry_global_alloc,
21135 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
21137 * Makefile.in (RA_H): Remove.
21138 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
21139 Rename regclass.o to reginfo.o.
21140 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
21142 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
21143 (GTFILES): Rename regclass.c to reginfo.c.
21145 * passes.c (init_optimization_passes): Remove pass_local_alloc and
21146 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
21148 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21149 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
21151 (finish_spills): Ditto. Remove code for !flag_ira.
21153 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
21155 PR middle-end/35854
21156 * doc/invoke.texi (rtl debug options): Complete rewrite.
21157 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
21159 * mode-switching.c (pass_mode_switching): Rename pass from
21160 "mode-sw" to "mode_sw".
21161 * except.c (pass_convert_to_eh_ranges): Rename pass from
21162 "eh-ranges" to "eh_ranges".
21163 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
21167 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
21168 Alexander Monakov <amonakov@ispras.ru>
21170 PR middle-end/38857
21171 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
21173 (move_exprs_to_boundary): Change return type and pass through
21174 should_move from move_op. Relax assert. Update usage ...
21175 (schedule_expr_on_boundary): ... here. Use should_move instead of
21177 (move_op_orig_expr_found): Indicate that insn was disconnected from
21179 (code_motion_process_successors): Do not call after_merge_succs
21180 callback if original expression was not found when traversing any of
21182 (code_motion_path_driver): Change return type. Update prototype.
21183 (move_op): Update comment. Add a new parameter (should_move). Update
21184 prototype. Set *should_move based on indication provided by
21185 move_op_orig_expr_found.
21187 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
21189 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
21190 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
21191 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
21192 * config/rs6000/rs6000.c (rs6000_override_options): Default
21193 avoid-indexed-addresses on for Power6, off for everything else.
21194 (avoiding_indexed_address_p): New function.
21195 (rs6000_legitimize_address): Use it.
21196 (rs6000_legitimate_address): Likewise.
21197 * config/rs6000/rs6000.md (movXX_updateX): Likewise
21199 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
21201 PR tree-optimization/38997
21202 * tree-loop-distribution.c (generate_memset_zero): Use
21203 POINTER_PLUS_EXPR for a pointer addition.
21205 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
21207 * config/s390/s390.md (bswap<mode>2): New pattern added.
21209 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21211 * config/s390/s390.md (*tls_load_31): Added type attribute.
21213 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21215 * config/s390/s390.md: Fix a few comments.
21217 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
21219 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
21220 (*tm<mode>_full): Fixed z10prop attribute.
21221 (*tst<mode>_extimm): Fixed z10prop attribute.
21222 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
21223 (*tstqiCCT_cconly): Fixed z10prop attribute.
21224 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
21225 (*movsi_larl): Fixed z10prop attribute.
21226 (*movsi_zarch): Fixed z10prop attribute.
21227 (*movsi_eas): Fixed z10prop attribute.
21228 (*movhi): Fixed z10prop attribute.
21229 (*movqi): Fixed z10prop attribute.
21230 (*movstrictqi): Fixed z10prop attribute.
21231 (*mov<mode>): Fixed z10prop attribute.
21232 (*movcc): Fixed z10prop attribute.
21233 (*sethighpartdi_64): Fixed z10prop attribute.
21234 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
21235 (*negdi2_sign_cc): Fixed z10prop attribute.
21236 (*negdi2_sign): Fixed z10prop attribute.
21237 (*absdi2_sign_cc): Fixed z10prop attribute.
21238 (*absdi2_sign): Fixed z10prop attribute.
21239 (*negabsdi2_sign_cc): Fixed z10prop attribute.
21240 (*negabsdi2_sign): Fixed z10prop attribute.
21241 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
21242 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
21243 (doloop_si64): Fixed z10prop attribute.
21244 (doloop_si31): Fixed z10prop attribute.
21245 (doloop_long): Fixed z10prop attribute.
21246 (indirect_jump): Fixed z10prop attribute.
21247 (nop): Fixed z10prop attribute.
21248 (main_base_64): Fixed z10prop attribute.
21249 (reload_base_64): Fixed z10prop attribute.
21251 2009-01-28 Jakub Jelinek <jakub@redhat.com>
21253 PR rtl-optimization/38740
21254 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
21256 * config/mips/mips.c (mips_reorg): Likewise.
21258 2009-01-28 Richard Guenther <rguenther@suse.de>
21260 PR tree-optimization/38926
21261 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
21262 with the correct value id to a value.
21263 (do_regular_insertion): Use the value number of edoubleprime
21264 for the value number of the expr.
21267 2008-08-21 Richard Guenther <rguenther@suse.de>
21269 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
21270 a PHI ask VN if it is already available.
21271 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
21272 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
21274 2009-01-28 Jakub Jelinek <jakub@redhat.com>
21276 PR middle-end/38934
21277 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
21278 set to varying whenever max has TREE_OVERFLOW set, similarly
21279 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
21281 2009-01-28 Richard Guenther <rguenther@suse.de>
21283 PR middle-end/38908
21284 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
21285 uninitialized aggregate uses in call arguments.
21287 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
21289 PR tree-optimization/38984
21290 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
21291 the nothing_id variable if -fno-delete-null-pointer-checks.
21293 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
21296 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
21297 (set_got_offset_rex64): Ditto.
21299 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
21302 * doc/extend.texi: Improve local variable with asm reg.
21304 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
21306 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
21307 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
21308 was not supplied then set warn_packed_bitfield_compat to the
21309 default value of 1.
21310 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
21313 2009-01-27 Richard Guenther <rguenther@suse.de>
21315 PR tree-optimization/38503
21316 * cfgexpand.c (expand_gimple_basic_block): Ignore
21317 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
21318 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
21319 variables that cannot have TBAA applied.
21320 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
21323 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
21325 PR middle-end/38969
21326 * calls.c (initialize_argument_information): Do not wrap complex
21327 arguments in SAVE_EXPR.
21329 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
21331 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
21332 (INSTALL_LIBGCC): Revert typo commit.
21334 2009-01-26 Richard Guenther <rguenther@suse.de>
21336 PR tree-optimization/38745
21337 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
21338 from special handling.
21340 2009-01-26 Richard Guenther <rguenther@suse.de>
21342 PR tree-optimization/38745
21343 * tree-ssa.c (execute_update_addresses_taken): Do not include
21344 variables that cannot possibly be a register in not_reg_needs.
21345 Do not clear TREE_ADDRESSABLE on vars that may not become
21347 * tree-ssa.c (update_alias_info_1): Include those in the set
21348 of addressable vars.
21350 2009-01-26 Richard Guenther <rguenther@suse.de>
21352 PR middle-end/38851
21353 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
21354 * tree-ssa-dse.c: Include langhooks.h
21355 (execute_simple_dse): Remove stores with zero size.
21357 2009-01-24 Jakub Jelinek <jakub@redhat.com>
21360 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
21363 2009-01-24 Julian Brown <julian@codesourcery.com>
21365 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
21366 config/arm/linux-atomic.c.
21367 * config/arm/linux-atomic.c: New.
21369 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
21371 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
21372 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
21373 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
21375 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
21378 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
21381 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
21383 PR tree-optimization/38953
21384 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
21385 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
21386 (gloog): Split the exit of the scop when the scop exit is a loop exit.
21387 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
21390 2009-01-24 Paul Brook <paul@codesourcery.com>
21392 * config/arm/neon.md (neon_type): Move to arm.md.
21393 (neon_mov<VSTRUCT>): Add neon_type attribute.
21394 * config/arm/arm.md (neon_type): Move to here.
21395 (conds): Add "unconditioal" and use as default for NEON insns.
21397 2009-01-24 Ben Elliston <bje@au.ibm.com>
21399 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
21400 void *' warning from -Wc++-compat.
21401 * Makefile.in (dominance.o-warn): Remove.
21403 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
21405 PR tree-optimization/38932
21406 * fold-const.c (fold_unary_ignore_overflow): New.
21407 * tree.h (fold_unary_ignore_overflow): Declare.
21408 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
21409 * tree-ssa-sccvn.c (visit_reference_op_load,
21410 simplify_unary_expression): Likewise.
21412 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
21414 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
21415 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
21416 regardless of their type.
21417 * c-common.c (handle_packed_attribute): Don't ignore packed on
21419 * c.opt (Wpacked-bitfield-compat): New warning option.
21420 * stor-layout.c (place_field): Warn if offset of a field changed.
21421 * doc/extend.texi (packed): Mention the ABI change.
21422 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
21423 (Warning Options): Add it to the list.
21425 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
21427 * c-opts.c (c_common_post_options): Fix a typo in comments.
21429 2009-01-22 Steve Ellcey <sje@cup.hp.com>
21431 PR middle-end/38615
21432 * gimplify.c (gimplify_init_constructor): Fix promotion of const
21433 variables to static.
21434 * doc/invoke.texi (-fmerge-all-constants): Update description.
21436 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
21439 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
21440 (*movdi_1_rex64): Use type "mmx" for alternative 5.
21442 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
21444 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
21446 (LOCAL_ALIGNMENT): Similarly.
21448 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
21449 Joseph Myers <joseph@codesourcery.com>
21451 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
21452 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
21453 * config/arm/arm-tune.md: Regenerate.
21454 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
21457 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
21459 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
21460 version number to five.
21462 2009-01-22 Dodji Seketeli <dodji@redhat.com>
21465 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
21466 * c-common.c (set_underlying_type): Likewise.
21467 (is_typedef_decl ): Likewise
21469 (set_underlying_type): Likewise.
21470 (is_typedef_type): Likewise.
21472 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
21474 PR middle-end/38587
21475 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
21478 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
21481 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
21482 (LIBGCC_SPEC): Don't define.
21483 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
21485 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
21487 PR rtl-optimization/38879
21488 * alias.c (base_alias_check): Unaligned access via AND address can
21489 alias all surrounding object types except those with sizes equal
21490 or wider than the size of unaligned access.
21492 2009-01-21 Dodji Seketeli <dodji@redhat.com>
21495 * c-decl.c (clone_underlying_type): Move this ...
21496 * c-common.c (set_underlying_type): ... here.
21497 Also, make sure the function properly sets TYPE_STUB_DECL() on
21498 the newly created typedef variant type.
21499 (is_typedef_decl ): New entry point.
21500 * tree.h: Added a new member member_types_needing_access_check to
21501 struct tree_decl_non_common.
21502 (set_underlying_type): New entry point.
21503 (is_typedef_type): Likewise.
21505 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
21507 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
21508 Check whether two instructions have memory references that
21509 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
21510 are helper functions for traversing.
21511 * alias.h (insn_alias_sets_confilict_p): New prototypes.
21512 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
21513 not to draw dependency edge for instructions with non-conflicting
21516 2009-01-20 Joseph Myers <joseph@codesourcery.com>
21519 * longlong.h: Update copyright years. Use soft-fp license notice.
21520 Sync __clz_tab declaration with glibc.
21522 2009-01-20 Steve Ellcey <sje@cup.hp.com>
21525 * doc/extend.texi (syscall_linkage): New.
21526 (version_id): Modify.
21528 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
21529 Richard Guenther <rguenther@suse.de>
21531 PR tree-optimization/38747
21532 PR tree-optimization/38748
21533 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
21534 conversion if the base address is an indirect reference and the
21535 aliasing sets could cause issues.
21537 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
21539 * common.opt (fgraphite, fgraphite-identity): Add comment for
21540 explaining why these options are not documented.
21542 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
21544 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
21545 gimple_call_lhs is NULL.
21547 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
21550 * emit-rtl.c (adjust_address_1): Make sure memref is never
21553 2009-01-20 Ben Elliston <bje@au.ibm.com>
21555 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
21556 const qualifier from arg parameter. Remove unnecessary cast to char *.
21557 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
21558 const qualifier from arg 2.
21560 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
21562 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
21564 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
21567 * rtl.h (reinit_regs): New prototype.
21568 * regclass.c: Include ira.h.
21569 (reinit_regs): New.
21570 * Makefile.in (regclass.o): Add ira.h.
21571 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
21573 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
21576 * c-common.c (handle_aligned_attribute): Use
21577 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
21578 default alignment value.
21580 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
21582 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
21583 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
21585 * doc/extend.texi: Update __attribute__ ((aligned)). Document
21586 __BIGGEST_ALIGNMENT__.
21588 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
21590 2009-01-18 Richard Guenther <rguenther@suse.de>
21592 PR tree-optimization/38819
21593 * tree-flow.h (operation_could_trap_helper_p): Declare.
21594 * tree-eh.c (operation_could_trap_helper_p): Export.
21595 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
21596 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
21597 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
21598 are about to insert a possibly trapping instruction and fail
21601 2009-01-18 Andreas Schwab <schwab@suse.de>
21603 * doc/install.texi (Configuration): Remove obsolete paragraph
21604 about use of --with-gnu-ld with --with-gnu-as.
21606 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
21608 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
21609 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
21610 Follow spelling conventions.
21612 2009-01-18 Ben Elliston <bje@au.ibm.com>
21614 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
21615 C++ warning about implicit conversion from void * to struct
21617 (bitmap_obstack_free): Likewise for bitmap_element *.
21618 * Makefile.in (bitmap.o-warn): Remove.
21620 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
21622 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
21624 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
21625 Tobias Grosser <tobi.grosser@amd.com>
21627 * graphite.c (graphite_trans_scop_block): Do not block single
21630 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
21632 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
21633 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
21634 test with assertion.
21636 2009-01-16 Richard Guenther <rguenther@suse.de>
21638 PR tree-optimization/38835
21639 PR middle-end/36227
21640 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
21641 and INT + PTR -> (INT)(PTR p+ INT) folding.
21642 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
21644 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
21647 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
21648 the subreg from a lowpart subreg if it is also casting the value.
21650 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21651 Tobias Grosser <tobi.grosser@amd.com>
21653 * graphite.c (compare_prefix_loops): New.
21654 (build_scop_canonical_schedules): Rewritten.
21655 (graphite_transform_loops): Move build_scop_canonical_schedules
21656 after build_scop_iteration_domain.
21658 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
21659 Tobias Grosser <tobi.grosser@amd.com>
21661 * graphite.c (add_conditions_to_domain): Add the loops to
21662 the dimension of the iteration domain. Do copy the domain
21663 only when it exists.
21664 (build_scop_conditions_1): Do not call add_conditions_to_domain.
21665 (add_conditions_to_constraints): New.
21666 (can_generate_code_stmt, can_generate_code): Removed.
21667 (gloog): Do not call can_generate_code.
21668 (graphite_transform_loops): Call add_conditions_to_constraints
21669 after building the iteration domain.
21671 2009-01-16 Jakub Jelinek <jakub@redhat.com>
21673 PR tree-optimization/38789
21674 * tree-ssa-threadedge.c
21675 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
21676 __builtin_constant_p.
21678 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
21680 * dce.c (delete_unmarked_insns): Reversed the order that insns are
21681 examined before deleting them.
21683 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
21685 * function.c (aggregate_value_p): Correctly extract the function
21686 type from CALL_EXPR_FN lookup.
21688 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
21690 * config/picochip/picochip.c (picochip_override_options): Revert
21691 CFI asm flag disable commited previously.
21693 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
21694 Tobias Grosser <tobi.grosser@amd.com>
21695 Jan Sjodin <jan.sjodin@amd.com>
21697 * graphite.c (scan_tree_for_params): On substractions negate
21698 all the coefficients of the term.
21699 (clast_to_gcc_expression_red): New. Handle reduction expressions
21700 of more than two operands.
21701 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
21702 (get_vdef_before_scop): Handle also the case of default definitions.
21704 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
21706 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
21707 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
21708 Also use them when walking CALL_INSN_FUNCTION_USAGE.
21710 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
21711 Joey Ye <joey.ye@intel.com>
21713 PR middle-end/37843
21714 * cfgexpand.c (expand_stack_alignment): Don't update stack
21715 boundary nor check incoming stack boundary here.
21716 (gimple_expand_cfg): Update stack boundary and check incoming
21717 stack boundary here.
21719 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
21721 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
21723 2009-01-14 Jakub Jelinek <jakub@redhat.com>
21725 PR rtl-optimization/38245
21726 * calls.c (expand_call): Add stack arguments to
21727 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21728 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
21729 in regs and partially in memory or BLKmode arguments.
21730 (emit_library_call_value_1): Add stack arguments to
21731 CALL_INSN_FUNCTION_USAGE even for pure calls (when
21732 ACCUMULATE_OUTGOING_ARGS).
21733 * dce.c: Include tm_p.h.
21734 (find_call_stack_args): New function.
21735 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
21737 (mark_insn): Call find_call_stack_args for CALL_Ps.
21738 (prescan_insns_for_dce): Walk insns backwards in bb rather than
21739 forwards. Allocate and free arg_stores bitmap if needed, pass it
21740 down to deletable_insn_p, don't mark stores set in arg_stores
21741 bitmap, clear the bitmap at the beginning of each bb.
21742 * Makefile.in (dce.o): Depend on $(TM_P_H).
21744 2009-01-14 Michael Meissner <gnu@the-meissners.org>
21747 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
21748 to make sure the insn is a conditional test (bug 22599). Reformat a
21751 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
21753 PR middle-end/38431
21754 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
21755 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
21756 (gloog): Do not call cleanup_tree_cfg.
21757 (graphite_transform_loops): Call cleanup_tree_cfg after all
21758 scops have been code generated.
21760 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
21761 * doc/gty.texi (Invoking the garbage collector): Added new node
21762 and section documenting ggc_collect.
21764 2009-01-14 Richard Guenther <rguenther@suse.de>
21766 PR tree-optimization/38826
21767 PR middle-end/38477
21768 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
21769 initialization notes only if we actually emitted a warning.
21770 (intra_create_variable_infos): Add constraints for a result decl
21771 that is passed by hidden reference.
21772 (build_pred_graph): Mark all related variables non-direct on
21775 2009-01-14 Nick Clifton <nickc@redhat.com>
21777 * ira-conflicts.c: Include addresses.h for the definition of
21779 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
21780 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
21782 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
21785 * Makefile.in (ira-lives.o): Add except.h.
21787 * ira-lives.c: Include except.h.
21788 (process_bb_node_lives): Process can_throw_internal.
21790 2009-01-13 Jakub Jelinek <jakub@redhat.com>
21792 PR rtl-optimization/38774
21793 * combine.c (simplify_set): When undoing cc_use change, don't do
21794 PUT_CODE on the newly created comparison, but instead put back the
21797 2009-01-13 Joseph Myers <joseph@codesourcery.com>
21799 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
21800 values. Remove duplicate arm8 entry.
21802 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21804 PR tree-optimization/38786
21805 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
21806 the SSA_NAME case of expand_scalar_variables_expr.
21807 Set the type of an expression to the type of its assign statement.
21808 (expand_scalar_variables_expr): Also gather the scalar computation
21809 used to index the memory access. Do not pass loop_p.
21810 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
21811 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
21812 the gimple_stmt_iterator where it inserts new code.
21813 Do not pass loop_p.
21814 (copy_bb_and_scalar_dependences): Do not pass loop_p.
21815 (translate_clast): Update call to copy_bb_and_scalar_dependences.
21817 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
21819 * graphite.h (debug_value): Removed.
21820 * graphite.c (debug_value): Removed.
21822 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21824 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
21825 ldrd/strd with two 32-bit instructions.
21827 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
21829 * config/arm/arm.c (struct processors): Pass for speed down into
21830 cost helper functions.
21831 (const_ok_for_op): Handle COMPARE and inequality nodes.
21832 (arm_rtx_costs_1): Rewrite.
21833 (arm_size_rtx_costs): Update prototype.
21834 (arm_rtx_costs): Pass speed down to helper functions.
21835 (arm_slowmul_rtx_costs): Rework cost calculations.
21836 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
21837 (arm_9e_rtx_costs): Likewise.
21839 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
21841 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
21842 relocations of local symbols wider than UNITS_PER_WORD are not valid.
21843 (alpha_legitimize_address): Do not split local symbols wider than
21844 UNITS_PER_WORD into HIGH/LO_SUM parts.
21846 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
21849 * gcc.c (process_command): Replace call to execvp with calls
21850 to pex_one and exit.
21852 2009-01-03 Anatoly Sokolov <aesok@post.ru>
21855 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
21856 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
21857 variant for devices with 3-byte PC.
21858 (__tablejump_elpm__): New.
21860 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21863 * c-parser.c (c_parser_postfix_expression): Allow `->' in
21864 offsetof member-designator, handle it as `[0].'.
21866 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21868 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
21869 function when not using named sections on targets with named sections
21870 if branch distance is less than 262132.
21872 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
21874 * combine.c (combine_instructions): Recompute
21875 optimize_this_for_speed_p for each BB in the main combine loop.
21877 2009-01-12 Tomas Bily <tbily@suse.cz>
21880 * tree-loop-distribution.c (prop_phis): New function.
21881 (generate_builtin): Call prop_phis.
21882 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
21884 2009-01-12 Jakub Jelinek <jakub@redhat.com>
21886 PR tree-optimization/38807
21887 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
21888 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
21890 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
21892 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
21893 subreg of op0 to the original op0.
21895 2009-01-11 Laurent GUERBY <laurent@guerby.net>
21897 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
21899 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
21902 * mips-tfile.c (parse_def): Fix parsing of def strings
21903 starting with digits.
21905 2009-01-10 Jakub Jelinek <jakub@redhat.com>
21908 * config/arm/arm.c (arm_is_long_call_p): Don't call
21909 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
21911 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
21913 * regrename.c (regrename_optimize): Fix dumping.
21914 (find_oldest_value_reg): Preserve REG_POINTER.
21915 (copy_hardreg_forward_1): Likewise.
21917 2009-01-09 Diego Novillo <dnovillo@google.com>
21919 * gimple.h (struct gimple_statement_base) <uid>: Document
21920 the restrictions on its use.
21921 (gimple_uid): Tidy.
21922 (gimple_set_uid): Tidy.
21924 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21926 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
21927 zero guard even if align_bytes != 0 and count is smaller than
21930 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
21932 PR rtl-optimization/38495
21933 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
21934 (add_range_and_copies_from_move_list): Print all added ranges.
21935 Add ranges to memory optimized destination.
21937 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21941 * config/i386/i386.c (override_options): Reject
21942 -mstringop-strategy=rep_8byte with -m32.
21943 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
21944 to 1. Do count comparison against epilogue_size_needed at compile
21945 time even when count_exp was constant forced into register. For
21946 size_needed don't jump to epilogue, instead just avoid aligning
21947 and invoke the body algorithm. If need_zero_guard, add zero guard
21948 even if count is non-zero, but smaller than size_needed + number of
21949 bytes that could be stored for alignment.
21950 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
21951 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21952 but smaller than size_needed + number of bytes that could be stored
21953 for alignment. Compare size_needed with epilogue_size_needed instead
21954 of desired_align - align, don't adjust size_needed, pass
21955 epilogue_size_needed to the epilogue expanders.
21958 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21960 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21962 * pa.c (last_address): Change to unsigned.
21963 (update_total_code_bytes): Change argument to unsigned. Don't
21964 check if insn addresses are set.
21965 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21966 addresses are not set.
21967 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21969 2009-01-09 Nick Clifton <nickc@redhat.com>
21971 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21972 DECL_DECLARED_INLINE_P.
21974 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21976 PR middle-end/38347
21977 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21978 GET_MODE (op0) in operand_subword_force calls.
21980 PR middle-end/38771
21981 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21982 fold_convert arg0 operands to TREE_TYPE (op0) first.
21984 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21986 * params.def (ira-max-conflict-table-size): Decrease default value
21989 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21991 PR tree-optimization/37031
21992 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21994 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21995 allocate it using gc instead of heap, use VEC_quick_push instead of
21997 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21998 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21999 * tree-data-ref.h (struct access_matrix): Change matrix to gc
22000 allocated vector from heap allocated.
22001 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
22002 * tree-loop-linear.c (linear_transform_loops): Allocate nest
22003 vector only after perfect_loop_nest_depth call.
22005 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
22006 Jan Sjodin <jan.sjodin@amd.com>
22008 PR tree-optimization/38559
22009 * graphite.c (debug_value, copy_constraint,
22010 swap_constraint_variables, scale_constraint_variable, ): New.
22011 (get_lower_bound, get_upper_bound): Removed.
22012 (graphite_trans_bb_strip_mine): Clean up this code that works
22013 only for constant number of iterations. Fully copy upper and
22014 lower bound constraints, not only the constant part of them.
22015 * graphite.h (debug_value): Declared.
22017 2009-01-08 Ira Rosen <irar@il.ibm.com>
22019 PR tree-optimization/37194
22020 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
22021 Don't add the cost of cost model guard in prologue to scalar
22022 outside cost in case of known number of iterations.
22024 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
22025 Alan Modra <amodra@bigpond.net.au>
22027 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
22028 non-word-aligned REG+CONST addressing.
22030 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
22033 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
22034 free_after_compilation when outputting a thunk.
22035 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
22036 Do not call free_after_compilation here.
22038 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
22040 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
22041 (ix86_valid_target_attribute_inner_p): Ditto.
22043 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
22045 PR tree-optimization/38492
22046 PR tree-optimization/38498
22047 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
22048 * tree-chrec.h (scev_is_linear_expression): Declared.
22049 * graphite.c (graphite_cannot_represent_loop_niter): New.
22050 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
22051 (graphite_loop_normal_form): Use gcc_assert.
22052 (scan_tree_for_params): Use CASE_CONVERT.
22053 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
22054 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
22055 Use gcc_assert. Discard scops that contain unhandled cases.
22056 (build_scop_conditions): Return a boolean status for unhandled cases.
22057 (strip_mine_profitable_p): Print the loop number, not its depth.
22058 (is_interchange_valid): Pass the depth of the loop nest, don't
22059 recompute it wrongly.
22060 (graphite_trans_bb_block): Same.
22061 (graphite_trans_bb_block): Print tentative of loop blocking.
22062 (graphite_trans_scop_block): Do not print that the loop has been
22064 (graphite_transform_loops): Do not handle scops that contain condition
22067 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
22069 AVX Programming Reference (December, 2008)
22070 * config/i386/avxintrin.h (_mm256_stream_si256): New.
22071 (_mm256_stream_pd): Likewise.
22072 (_mm256_stream_ps): Likewise.
22074 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
22075 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
22076 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
22077 (bdesc_special_args): Add __builtin_ia32_movntdq256,
22078 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
22079 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
22080 (ix86_expand_special_args_builtin): Likewise.
22082 * config/i386/sse.md (AVXMODEDI): New.
22083 (avx_movnt<mode>): Likewise.
22084 (avx_movnt<mode>): Likewise.
22085 (<sse>_movnt<mode>): Remove AVX support.
22086 (sse2_movntv2di): Likewise.
22088 2009-01-07 Richard Guenther <rguenther@suse.de>
22090 PR middle-end/38751
22091 * fold-const.c (extract_muldiv): Remove obsolete comment.
22092 (fold_plusminus_mult_expr): Undo MINUS_EXPR
22093 to PLUS_EXPR canonicalization for the canonicalization.
22095 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
22097 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
22098 hosted cross-compilers generating less efficient code.
22100 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
22102 * function.h (rtl_data): Add a dbr_scheduled_p field.
22103 * reorg.c (dbr_schedule): Set it.
22104 (gate_handle_delay_slots): Check it.
22105 * config/mips/mips.c (mips_base_delayed_branch): Delete.
22106 (mips_reorg): Check flag_delayed_branch instead of
22107 mips_base_delayed_branch.
22108 (mips_override_options): Don't set mips_base_delayed_branch
22109 or flag_delayed_branch.
22111 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
22113 PR rtl-optimization/38426.
22114 * ira.c (ira): Set current_function_is_leaf earlier.
22116 2009-01-06 Jakub Jelinek <jakub@redhat.com>
22118 PR rtl-optimization/38722
22119 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
22120 too early, only set a flag and modify after last possible
22123 2009-01-06 Janis Johnson <janis187@us.ibm.com>
22126 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
22127 * real.c (decimal_single_format): Correct values of emin and emax.
22128 (decimal_double_format): Ditto.
22129 (decimal_quad_format): Ditto.
22130 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
22131 computation of DECnn_MIN and DECnn_MAX for corrected values of
22132 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
22133 __DECnn_MIN__, and adjust its computation for the corrected value
22136 2009-01-06 Jan Hubicka <jh@suse.cz>
22139 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
22141 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
22143 * doc/contrib.texi (Contributors): Slightly adjust the end note.
22144 Add Robert Clark to the list of testers.
22146 2009-01-06 Jan Hubicka <jh@suse.cz>
22147 Kai Tietz <kai.tietz@onevision.com>
22149 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
22150 * config/i386/i386.c (ix86_expand_call): Add clobbers.
22152 2009-01-06 Jan Hubicka <jh@suse.cz>
22153 Kai Tietz <kai.tietz@onevision.com>
22155 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
22157 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
22158 (ix86_nsaved_regs): Count only general purpose regs.
22159 (ix86_nsaved_sseregs): New.
22160 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
22161 to 16 for w64; compute padding and size of sse reg save area.
22162 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
22163 general purpose regs.
22164 (ix86_emit_save_sse_regs_using_mov): New.
22165 (ix86_expand_prologue): Save SSE regs if needed.
22166 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
22167 (ix86_emit_restore_sse_regs_using_mov): New.
22168 (ix86_expand_epilogue): Save SSE regs if needed.
22170 2009-01-06 Jan Hubicka <jh@suse.cz>
22171 Kai Tietz <kai.tietz@onevision.com>
22173 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
22174 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
22175 functions when accumulate outgoing args is off.
22177 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
22180 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
22181 before using pseudos_have_intersected_live_ranges_p.
22183 * ira-int.h (ira_assert): Always define.
22185 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
22187 AVX Programming Reference (December, 2008)
22188 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
22189 (_mm256_permute2_pd): Likewise.
22190 (_mm_permute2_ps): Likewise.
22191 (_mm256_permute2_ps): Likewise.
22192 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
22193 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
22195 * config/i386/i386.c (ix86_builtins): Remove
22196 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
22197 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
22198 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
22199 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
22200 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
22201 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
22202 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
22203 __builtin_ia32_vpermil2ps256.
22204 (ix86_init_mmx_sse_builtins): Updated.
22205 (ix86_expand_args_builtin): Likewise.
22207 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22209 * pa.c (output_call): Relocate non-jump insns in the delay slot of
22210 long absolute calls when generating PA 2.0 code.
22212 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
22214 PR rtl-optimization/38583
22215 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
22217 * params.def (ira-max-conflict-table-size): New.
22219 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
22221 * ira.h (ira_conflicts_p): New external definition.
22223 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
22224 table. Report this. Return result of building.
22225 (ira_build_conflicts): Use ira_conflicts_p. Check result of
22226 building conflict table.
22228 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
22229 (ira_color): Use ira_conflicts_p.
22231 * global.c: Include ira.h.
22232 (pseudo_for_reload_consideration_p, build_insn_chain): Use
22235 * Makefile.in (global.o): Add ira.h.
22237 * ira-build.c (mark_all_loops_for_removal,
22238 propagate_some_info_from_allocno): New.
22239 (remove_unnecessary_allocnos): Call
22240 propagate_some_info_from_allocno.
22241 (remove_low_level_allocnos): New.
22242 (remove_unnecessary_regions): Add parameter. Call
22243 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
22244 parameter to remove_unnecessary_regions.
22245 (ira_build): Remove all regions but root if the conflict table was
22246 not built. Update conflict hard regs for allocnos crossing calls.
22248 * ira.c (ira_conflicts_p): New global.
22249 (ira): Define and use ira_conflicts_p.
22251 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
22252 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
22253 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
22255 2009-01-06 Ben Elliston <bje@au.ibm.com>
22257 * gengtype-lex.l (YY_NO_INPUT): Define.
22259 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
22262 * c-common.c (handle_vector_size_attribute): Also reject
22263 BOOLEAN_TYPE types.
22265 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
22267 PR tree-optimization/38492
22268 * graphite.c (rename_map_elt, debug_rename_elt,
22269 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
22270 rename_map_elt_info, eq_rename_map_elts,
22271 get_new_name_from_old_name, bb_in_sese_p): Moved around.
22272 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
22273 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
22274 (sese_build_livein_liveouts): New.
22275 (new_sese, free_sese): New.
22276 (new_scop): Call new_sese.
22277 (free_scop): Call free_sese.
22278 (rename_variables_from_edge, rename_phis_end_scop): Removed.
22279 (register_old_new_names): Renamed register_old_and_new_names.
22280 (register_scop_liveout_renames, add_loop_exit_phis,
22281 insert_loop_close_phis, struct igp,
22282 default_liveout_before_guard, add_guard_exit_phis,
22283 insert_guard_phis, copy_renames): New.
22284 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
22285 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
22286 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
22287 (scop_adjust_phis_for_liveouts): New.
22288 (gloog): Call scop_adjust_phis_for_liveouts.
22290 * graphite.h (struct sese): Documented. Added fields liveout,
22291 num_ver and livein.
22292 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
22293 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
22294 (struct scop): Added field liveout_renames.
22295 (SCOP_LIVEOUT_RENAMES): New.
22297 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
22299 PR tree-optimization/38510
22300 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
22301 (translate_clast): Call recompute_all_dominators before
22303 (gloog): Call recompute_all_dominators before graphite_verify.
22305 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
22306 Jan Sjodin <jan.sjodin@amd.com>
22308 PR tree-optimization/38500
22309 * graphite.c (create_sese_edges): Call fix_loop_structure after
22312 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22314 * config.gcc: Add m32r*-*-rtems*.
22315 * config/m32r/rtems.h: New file.
22317 2009-01-05 Ben Elliston <bje@au.ibm.com>
22319 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
22320 (.po.pox): Likewise.
22321 (po/gcc.pot): Likewise.
22323 2009-01-04 David S. Miller <davem@davemloft.net>
22325 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
22326 (STARTING_FRAME_OFFSET): Always set to zero.
22328 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
22330 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
22331 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
22332 fixed-point types, and vectors of the same.
22334 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
22336 * config/mips/sync.md (*mb_barrier): Rename to...
22337 (*memory_barrier): ...this.
22339 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
22341 * doc/extend.texi (Function Attributes): Move @cindex after @item
22342 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
22343 and put in alphabetical order. Fix 'target' name and put in order.
22344 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
22347 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
22349 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
22350 (memory_barrier): Expand as unspec instead of unspec_volatile.
22351 Remove mem:BLK from insn operands. Use Pmode scratch register.
22352 (*memory_barrier): Define as unspec instead of unspec_volatile.
22353 Use (match_dup 0) as input operand.
22355 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
22356 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
22357 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
22358 scratch register. Remove operand 1.
22359 (*stbar): Define as unspec instead of unspec_volatile.
22360 Use (match_dup 0) as input operand, remove (const_int 8).
22361 (*membar): Define as unspec instead of unspec_volatile.
22362 Use (match_dup 0) as input operand, remove input operand 2.
22364 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
22365 (memory_barrier): Expand as unspec instead of unspec_volatile.
22366 Remove mem:BLK from insn operands. Use Pmode scratch register.
22367 (*memory_barrier): Define as unspec instead of unspec_volatile.
22368 Use (match_dup 0) as input operand.
22370 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
22371 Remove mem:BLK from insn operands. Use Pmode scratch register.
22372 Set volatile flag on operand 0.
22373 (*memory_barrier): New insn pattern.
22375 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
22377 (*memory_barrier): Use (match_dup 0) as input operand.
22379 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
22380 Remove mem:BLK from insn operands. Use Pmode scratch register.
22381 Set volatile flag on operand 0.
22382 (*mb_internal): New insn pattern.
22384 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
22386 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
22388 PR middle-end/38586
22389 * function.c (struct temp_slot): Move to the section of the file
22390 that deals with temp slots. Remove field 'address'.
22391 (temp_slot_address_table): New hash table of address -> temp slot.
22392 (struct temp_slot_address_entry): New struct, items for the table.
22393 (temp_slot_address_compute_hash, temp_slot_address_hash,
22394 temp_slot_address_eq, insert_temp_slot_address): Support functions
22396 (find_temp_slot_from_address): Rewrite to use the new hash table.
22397 (remove_unused_temp_slot_addresses): Remove addresses of temp
22398 slots that have been made available.
22399 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
22400 worker function for remove_unused_temp_slot_addresses.
22401 (assign_stack_temp_for_type): Don't clear the temp slot address list.
22402 Add the temp slot address to the address -> temp slot map.
22403 (update_temp_slot_address): Update via insert_temp_slot_address.
22404 (free_temp_slots): Call remove_unused_temp_slot_addresses.
22405 (pop_temp_slots): Likewise.
22406 (init_temp_slots): Allocate the address -> temp slot map, or empty
22407 the map if it is already allocated.
22408 (prepare_function_start): Initialize temp slot processing.
22410 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
22412 PR middle-end/38584
22413 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
22414 Calculate the size of all stack vars assuming no packing of stack
22415 vars will happen, replacing a quadratic algorithm with a linear one.
22417 2009-01-03 Jakub Jelinek <jakub@redhat.com>
22420 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
22423 2009-01-03 Diego Novillo <dnovillo@google.com>
22425 * doc/contrib.texi: Update contributions.
22427 2009-01-03 Jakub Jelinek <jakub@redhat.com>
22430 * builtins.c (fold_builtin_memory_op): Give up if either operand
22431 is volatile. Set srctype or desttype to non-qualified version
22435 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
22436 and FUNCTION_DECLs.
22438 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
22440 PR rtl-optimization/35805
22441 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
22442 problem if fast dce is able to remove any instructions.
22443 * dce.c (dce_process_block): Fix dump message.
22445 2009-01-02 Mark Mitchell <mark@codesourcery.com>
22448 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
22450 2009-01-02 Jakub Jelinek <jakub@redhat.com>
22452 PR middle-end/38690
22453 * tree-flow.h (op_code_prio, op_prio): New prototypes.
22454 * tree-pretty-print.c (op_code_prio): New function.
22455 (op_prio): No longer static. Use op_code_prio.
22456 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
22457 Use op_prio and op_code_prio to determine if () should be
22458 printed around operand(s) or not.
22460 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
22461 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
22462 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
22463 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
22464 pp_character instead of pp_string for single letter printing.
22466 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
22468 * doc/extend.texi: Fix '#pragma GCC option' typo.
22470 2009-01-02 Richard Guenther <rguenther@suse.de>
22472 * doc/install.texi (--enable-checking): Mention different
22473 default for stage1.
22474 (--enable-stage1-checking): Document.
22476 2009-01-01 Andrew Pinski <pinskia@gmail.com>
22478 PR middle-end/30142
22479 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
22480 case to be an error.
22482 2009-01-02 Ben Elliston <bje@au.ibm.com>
22484 * config/fp-bit.h (pack_d): Constify argument.
22485 * config/fp-bit.c (makenan): Constify return type. Remove casts.
22486 (isnan): Constify argument.
22488 (iszero): Likewise.
22489 (pack_d): Likewise.
22490 (_fpadd_parts): Constify return type.
22491 (_fpmul_parts): Likewise.
22492 (_fpdiv_parts): Likewise.
22494 2009-01-01 Jakub Jelinek <jakub@redhat.com>
22497 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
22498 warn about overwriting initializer with side-effects or
22499 -Woverride-init if !IMPLICIT.
22500 (output_init_element): Likewise. Pass IMPLICIT down to
22502 (process_init_element): Add IMPLICIT argument. Pass it down
22503 to output_init_element.
22504 (push_init_element, pop_init_level, set_designator): Adjust
22505 process_init_element callers.
22506 (set_nonincremental_init, set_nonincremental_init_from_string):
22507 Adjust add_pending_init callers.
22508 (output_pending_init_elements): Adjust output_init_element callers.
22509 * c-tree.h (process_init_element): Adjust prototype.
22510 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
22511 process_init_element callers.
22514 Copyright (C) 2009 Free Software Foundation, Inc.
22516 Copying and distribution of this file, with or without modification,
22517 are permitted in any medium without royalty provided the copyright
22518 notice and this notice are preserved.