1 2009-05-29 Richard Henderson <rth@redhat.com>
3 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
9 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11 (add_cfi): Disable check redefining cfa away from drap.
12 (lookup_cfa_1): Add remember argument; handle remember/restore.
13 (lookup_cfa): Pass remember argument.
15 (compute_barrier_args_size_1): Remove sibcall check.
16 (dwarf2out_frame_debug_def_cfa): New.
17 (dwarf2out_frame_debug_adjust_cfa): New.
18 (dwarf2out_frame_debug_cfa_offset): New.
19 (dwarf2out_frame_debug_cfa_register): New.
20 (dwarf2out_frame_debug_cfa_restore): New.
21 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
22 (dwarf2out_begin_epilogue): New.
23 (dwarf2out_frame_debug_restore_state): New.
24 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
26 (output_cfi_directive): Likewise.
27 (convert_cfa_to_fb_loc_list): Likewise.
28 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
29 * dwarf2out.h: Update.
30 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
31 (copy_insn_1): Early out for null.
32 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
33 and dwarf2out_frame_debug_restore_state.
34 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
35 (prologue_insn_hash, epilogue_insn_hash): New.
36 (free_after_compilation): Adjust freeing accordingly.
37 (record_insns): Create hash table if needed; push insns into
38 hash instead of array.
39 (maybe_copy_epilogue_insn): New.
40 (contains): Search hash table instead of array.
41 (sibcall_epilogue_contains): Remove.
42 (thread_prologue_and_epilogue_insns): Split eh_return insns
43 and mark them as epilogues.
44 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
45 scanning in terms of basic blocks.
46 * insn-notes.def (CFA_RESTORE_STATE): New.
47 * jump.c (returnjump_p_1): Accept EH_RETURN.
48 (eh_returnjump_p_1, eh_returnjump_p): New.
49 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
50 CFA_REGISTER, CFA_RESTORE): New.
51 * rtl.def (EH_RETURN): New.
52 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
54 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
55 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
57 * config/i386/i386.c (gen_push): Update cfa state.
58 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
59 add a CFA_ADJUST_CFA note.
60 (ix86_dwarf_handle_frame_unspec): Remove.
61 (ix86_expand_prologue): Update cfa state.
62 (ix86_emit_restore_reg_using_pop): New.
63 (ix86_emit_restore_regs_using_pop): New.
64 (ix86_emit_leave): New.
65 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
66 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
67 * config/i386/i386.h (struct machine_cfa_state): New.
68 (ix86_cfa_state): New.
69 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
70 (eh_return_internal): Merge from eh_return_<mode>,
71 use eh_return rtx, split w/ epilogue.
73 2009-05-29 Ian Lance Taylor <iant@google.com>
75 * builtins.c (validate_gimple_arglist): Don't use va_arg with
77 * calls.c (emit_library_call_value_1): Likewise.
79 * c-typeck.c (c_build_va_arg): New function.
80 * c-tree.h (c_build_va_arg): Declare.
81 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
82 instead of build_va_arg.
84 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
86 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
87 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
88 (ptr_difference_cost): Use affine combinations to compute it.
89 (difference_cost): Likewise.
90 (get_computation_cost_at): Compute more accurate cost for addresses
91 if the ratio is a multiplier allowed in addresses.
92 For non-addresses, consider that an additional offset or symbol is
95 2009-05-29 Jakub Jelinek <jakub@redhat.com>
97 * config/i386/i386.c (ix86_decompose_address): Avoid useless
98 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
100 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
101 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
102 (prefix_rex): For UNIT_MMX don't imply the prefix by default
104 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
105 to 1 for TYPE_SSE{IADD1,CVT1}.
106 (prefix_vex_imm8): Removed.
107 (length_vex): Only pass 1 as second argument to
108 ix86_attr_length_vex_default if prefix_extra is 0.
109 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
110 (length): For prefix vex computation use length_immediate
111 attribute instead of prefix_vex_imm8.
112 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
113 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
114 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
115 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
116 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
117 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
118 a space in between the operands.
119 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
120 if one operand is 0xff and the other one si, di, bp or sp.
121 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
122 other one si, di, bp or sp.
123 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
124 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
125 type and mode attributes.
126 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
127 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
128 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
129 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
130 prefix_data16 attribute iff MODE_DF.
131 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
132 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
133 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
134 constm128_operand in length_immediate computation.
135 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
136 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
137 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
138 length_immediate attribute to 1.
139 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
140 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
141 for certain alternatives.
142 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
143 prefix_data16 attribute if MODE_V1DF.
144 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
145 length_immediate to 1.
146 (set_got_rex64, set_rip_rex64): Remove length attribute, set
147 length_address to 4, set mode attribute to MODE_DI.
148 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
149 (fxam<mode>2_i387): Set length attribute to 4.
150 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
151 *prefetch_3dnow_rex): Override length_address attribute.
152 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
154 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
155 (constm128_operand): Removed.
156 * config/i386/i386.c (memory_address_length): For
157 disp && !index && !base in 64-bit mode account for SIB byte if
158 print_operand_address can't optimize disp32 into disp32(%rip)
159 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
160 for fs: or gs: segment.
161 (ix86_attr_length_immediate_default): When checking if shortform
162 is possible, truncate immediate to the length of the non-shortened
164 (ix86_attr_length_address_default): Ignore MEM_P operands
166 (ix86_attr_length_vex_default): Only check for DImode on
167 GENERAL_REG_P operands.
168 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
169 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
170 (sse_cvttps2pi): Clear prefix_rep attribute.
171 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
173 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
174 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
175 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
176 iff operand 2 is const_int_operand.
177 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
178 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
179 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
181 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
183 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
184 prefix_data16 attribute for movlpd and movhpd instructions.
185 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
186 length_immediate for shufpd instruction.
187 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
188 (avx_cmpp<avxmodesuffixf2c><mode>3,
189 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
190 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
191 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
192 *vec_dupv4sf_avx, *vec_dupv4sf): Set
193 length_immediate attribute to 1.
194 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
195 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
196 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
197 prefix_data16 attribute for the first alternative to 1.
198 (*avx_loadlps): Override length_immediate for the first alternative.
199 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
200 attributes for second alternative.
201 (*vec_concatv2sf_sse4_1): Override length_immediate and
202 prefix_data16 attributes for second alternative.
203 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
204 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
205 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
206 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
207 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
208 prefix_data16 and length_immediate to 1.
209 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
211 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
212 prefix_extra attribute for variants that don't have 0f prefix
214 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
215 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
216 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
217 *sse4_1_pextrd): Set length_immediate to 1.
218 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
219 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
221 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
222 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
223 length_immediate to 1 for second alternative.
224 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
225 prefix_extra and length_immediate attributes for the first
227 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
229 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
230 to 1 for the first and third alternative.
231 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
233 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
235 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
237 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
238 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
239 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
240 *avx_psign<mode>3): Set prefix_extra attribute to 1.
241 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
242 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
243 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
244 ssse3_psign<mode>3): Override prefix_rex attribute.
245 (*avx_palignrti): Override prefix_extra and length_immediate
247 (ssse3_palignrti): Override length_immediate to 1.
248 (ssse3_palignrdi): Override length_immediate to 1, override
249 prefix_rex attribute.
250 (abs<mode>2): Override prefix_rep to 0, override prefix_rex
252 (sse4a_extrqi): Override length_immediate to 2.
253 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
254 (sse4a_insertq): Override prefix_data16 to 0.
255 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
256 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
257 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
258 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
259 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
260 and length_immediate to 1.
261 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
262 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
263 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
264 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
265 and length_immediate to 1.
266 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
267 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
268 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
269 avx_ptest256): Override prefix_extra to 1.
270 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
271 Override prefix_data16 and length_immediate to 1.
272 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
273 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
274 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
275 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
276 prefix_data16 to 0 and prefix_extra to 2.
277 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
278 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
280 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
281 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
282 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
283 and prefix_extra to 2.
284 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
285 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
286 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
287 avx_vpermilvar<mode>3,
288 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
289 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
290 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
291 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
292 Override prefix_extra to 1.
293 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
294 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
295 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
296 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
297 prefix_extra and length_immediate to 1.
298 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
300 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
301 to 1 for the first alternative.
302 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
303 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
305 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
306 *movv2sf_internal_avx, *movv2sf_internal): Override
307 prefix_rep attribute for certain alternatives.
308 (*mov<mode>_internal): Override prefix_rep or prefix_data16
309 attributes for certain alternatives.
310 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
311 attributes for certain alternatives.
312 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
313 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
314 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
315 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
316 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
317 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
318 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
319 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
320 length_immediate to 1 if operand 2 is const_int_operand.
321 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
322 *vec_extractv2si_1): Set length_immediate
324 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
325 using old 3DNOW insn rather than SSE/3DNOW_A.
326 (mmx_emms, mmx_femms): Clear modrm attribute.
328 2009-05-29 Martin Jambor <mjambor@suse.cz>
330 * tree-sra.c: New implementation of SRA.
332 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
333 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
334 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
335 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
336 (SRA_MAX_STRUCTURE_COUNT): Removed.
337 (SRA_FIELD_STRUCTURE_RATIO): Removed.
338 * doc/invoke.texi (sra-max-structure-size): Removed.
339 (sra-field-structure-ratio): Removed.
341 2009-05-29 Jakub Jelinek <jakub@redhat.com>
344 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
347 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
349 PR rtl-optimization/40101
350 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
351 seqno. Adjust comment.
352 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
353 inserting bookkeeping before a jump, the jump is not scheduled.
354 When no positive seqno found, provide a value. Add comment.
356 2009-05-29 Richard Guenther <rguenther@suse.de>
358 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
359 short-cutting on the first component.
361 2009-05-29 Jakub Jelinek <jakub@redhat.com>
364 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
365 for trees other than decls/types.
367 2009-05-29 Richard Guenther <rguenther@suse.de>
369 * tree-ssa-operands.c (get_expr_operands): Do not handle
370 INDIRECT_REFs in the handled-component case. Remove
371 unused get_ref_base_and_extent case.
372 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
373 tree_low_cst and host_integerp where possible.
374 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
375 codes for equivalence.
376 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
378 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
380 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
381 to tmake_file for i[34567]86-*-cygwin*.
383 2009-05-29 Jakub Jelinek <jakub@redhat.com>
386 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
387 (altivec_categorize_keyword, init_vector_keywords,
388 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
391 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
393 * tree.c (handle_dll_attribute): Check if node is
394 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
396 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
398 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
400 (thumb2_zero_extendqidi2): Likewise.
402 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
404 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
405 instead of gen_movrt.
406 * config/sh/sh.md (movrt): Remove.
408 2009-05-28 Steve Ellcey <sje@cup.hp.com>
410 * doc/invoke.texi (IA-64 Options)
411 Add -msdata, -mfused-madd, -mno-inline-float-divide,
412 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
413 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
414 -msched-prefer-non-control-spec-insns,
415 -msched-stop-bits-after-every-cycle,
416 -msched-count-spec-in-critical-path,
417 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
418 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns
419 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
420 and -msched-spec-verbose.
422 2009-05-28 Joseph Myers <joseph@codesourcery.com>
424 * config/arm/lib1funcs.asm (__clear_cache): Define if
426 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
428 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
430 2009-05-28 Richard Guenther <rguenther@suse.de>
432 * tree-ssa-alias.c (ao_ref_init): New function.
433 (ao_ref_base): Likewise.
434 (ao_ref_base_alias_set): Likewise.
435 (ao_ref_alias_set): Likewise.
436 (refs_may_alias_p_1): Change signature.
437 (refs_may_alias_p): Adjust.
438 (refs_anti_dependent_p): Likewise.
439 (refs_output_dependent_p): Likewise.
440 (call_may_clobber_ref_p_1): Change signature.
441 (call_may_clobber_ref_p): Adjust.
442 (stmt_may_clobber_ref_p_1): New function split out from ...
443 (stmt_may_clobber_ref_p): ... here.
444 (maybe_skip_until): Adjust signature.
445 (get_continuation_for_phi): Likewise.
446 (walk_non_aliased_vuses): Likewise.
447 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
448 (ao_ref_init): Declare.
449 (ao_ref_base): Likewise.
450 (ao_ref_alias_set): Likewise.
451 (stmt_may_clobber_ref_p_1): Likewise.
452 (walk_non_aliased_vuses): Adjust.
453 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
454 (get_ref_from_reference_ops): remove.
455 (vn_reference_lookup_2): Adjust signature.
456 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
457 (vn_reference_lookup_pieces): Adjust signature, do not re-build
459 (vn_reference_lookup): Adjust.
460 (vn_reference_insert): Likewise.
461 (vn_reference_insert_pieces): Adjust signature.
462 (visit_reference_op_call): Adjust.
463 * tree-ssa-pre.c (get_expr_type): Simplify.
464 (phi_translate_1): Adjust.
465 (compute_avail): Likewise.
466 (translate_vuse_through_block): Do not re-build trees.
467 (value_dies_in_block_x): Likewise.
468 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
470 (vn_reference_lookup_pieces): Adjust declaration.
471 (vn_reference_insert_pieces): Likewise.
473 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
475 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
476 with checking disabled.
478 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
482 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
483 macro definition for support of three-operand format aligned
484 .comm directive in assembler on cygwin/pe/mingw target OS.
485 * configure: Regenerate.
486 * config.h: Regenerate.
488 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
489 aligned form of .comm directive if -mpe-aligned-commons is in effect.
490 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
492 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
493 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
495 2009-05-28 Ira Rosen <irar@il.ibm.com>
497 PR tree-optimization/40254
498 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
499 in analysis of basic blocks.
501 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
504 * target.h (struct gcc_target): Fix indentation. Add
506 * target-def.h (TARGET_CONST_ANCHOR): New macro.
507 (TARGET_INITIALIZER): Use it.
508 * cse.c (CHEAPER): Move it up to the other macros.
509 (insert): Rename this ...
510 (insert_with_costs): ... to this. Add cost parameters. Update
512 (insert): New function. Call insert_with_costs.
513 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
514 find_reg_offset_for_const, try_const_anchors): New functions.
515 (cse_insn): Call try_const_anchors. Adjust cost of src_related
516 when using a const-anchor. Call insert_const_anchors.
517 * config/mips/mips.c (mips_set_mips16_mode): Set
518 targetm.const_anchor.
519 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
521 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
523 * tree-inline.c (remap_decls): Enable nonlocalized variables
526 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
528 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
529 Simplify other tests involving optimize.
531 2009-05-27 Tom Tromey <tromey@redhat.com>
533 * unwind-dw2.c (_Unwind_DebugHook): New function.
534 (uw_install_context): Call _Unwind_DebugHook.
536 2009-05-27 Tom Tromey <tromey@redhat.com>
538 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
540 2009-05-27 Ian Lance Taylor <iant@google.com>
542 * Makefile.in (LINKER, LINKER_FLAGS): Define.
543 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
544 (ALL_LINKERFLAGS): Define.
545 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
546 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
547 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
548 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
549 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
551 (build/gcov-iov$(build_exeext)): Likewise.
553 2009-05-27 Julian Brown <julian@codesourcery.com>
555 * gcse.c (target.h): Include.
556 (can_assign_to_reg_without_clobbers_p): Check that the target allows
557 copy of argument to a pseudo register.
559 2009-05-27 Diego Novillo <dnovillo@google.com>
561 * tree-ssa-live.c (dump_scope_block): Document arguments.
562 (dump_scope_blocks): Document.
563 (debug_scope_blocks): New.
564 * tree-flow.h (debug_scope_blocks): Declare.
566 2009-05-21 Denis Chertykov <denisc@overta.ru>
568 * doc/contrib.texi (Contributors): add myself to the list.
570 2009-05-27 Olivier Hainque <hainque@adacore.com>
572 * expr.c (target_align): New function. Alignment the TARGET of an
573 assignment may be assume to have.
574 (highest_pow2_factor_for_target): Use it instead of relying on
575 immediate tree attributes of TARGET, not necessarily honored when
576 intermediate bitfields are involved.
578 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
581 * config/i386/driver-i386.c (host_detect_local_cpu): Support
582 AVX, SSE4, AES, PCLMUL and POPCNT.
584 2009-05-27 Diego Novillo <dnovillo@google.com>
586 * tree-pretty-print.c (dump_location): New.
587 (dump_generic_node): Call it.
588 Factor code to handle BLOCK nodes ...
589 (dump_block_node): ... here.
591 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
593 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h with
595 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
597 * gcc-plugin.h: Include config.h and system.h.
598 (IN_GCC): Define if not defined.
600 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
603 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
606 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
608 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
610 * config/m32r/m32r.h: Ditto.
611 * config/m32r/m32r.md: Ditto.
612 * config/m32r/predicates.md: Ditto.
614 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
616 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
618 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
621 (Loading plugins): typo.
622 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
623 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
624 (Interacting with the GCC Garbage Collector): Added new section.
625 (Giving information about a plugin): Added new section for
627 * testsuite/gcc.dg/plugin/plugin.exp: Added ggcplug.c test plugin
628 with ggcplug-test-1.c for testing PLUGIN_GGC_MARKING etc...
629 * testsuite/gcc.dg/plugin/ggcplug-test-1.c: Added new file.
630 * testsuite/gcc.dg/plugin/ggcplug.c: Added new file.
631 * ggc.h (ggc_register_root_tab): Added declaration.
632 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
633 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
634 (register_callback): Improved comment in declaration.
635 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for
637 (extra_root_vec) Added static variable for dynamic roots
639 (ggc_register_root_tab) Added new routine.
640 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
641 PLUGIN_GGC_MARKING event.
642 * ggc-zone.c: Include plugin.h.
643 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
644 * ggc-page.c: Include plugin.h.
645 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
646 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
647 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
648 (register_callback): check lack of callbacks for
649 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
650 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
651 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
652 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
653 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
654 dependency on plugin.h.
655 (plugin.o): Added dependency on ggc.h...
657 2009-05-26 Richard Guenther <rguenther@suse.de>
661 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
662 with mismatched comparison modes.
664 * expr.c (expand_expr_real_1): Expand the operand of a
665 VIEW_CONVERT_EXPR in its natural mode.
667 2009-05-26 Ian Lance Taylor <iant@google.com>
669 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
670 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
671 (ALL_COMPILERFLAGS): Define.
672 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
673 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
674 (collect2$(exeext), collect2.o): Likewise.
675 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
676 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
677 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
678 (libbackend.o, intl.o, cppdefault.o): Likewise.
679 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
680 (build/%.o): Use $(COMPILER_FOR_BUILD).
681 (build/gen%$(build_exeext)): Likewise.
682 (build/gcov-iov$(build_exeext)): LIkewise.
683 * config/t-darwin (darwin.o): Use $(COMPILER).
684 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
685 * config/t-sol2 (sol2-c.o): Likewise.
687 * config/t-vxworks (vxworks.o): Likewise.
688 * config/x-darwin (host-darwin.o): Likewise.
689 * config/x-hpux (host-hpux.o): Likewise.
690 * config/x-linux (host-linux.o): Likewise.
691 * config/x-solaris (host-solaris.o): Likewise.
692 * config/alpha/x-alpha (driver-alpha.o): Likewise.
693 * config/arm/t-arm (arm-c.o): Likewise.
694 * config/arm/t-pe (pe.o): Likewise.
695 * config/arm/t-wince-pe (pe.o): Likewise.
696 * config/i386/t-cygming (winnt.o): Likewise.
697 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
698 * config/i386/t-cygwin (cygwin1.o): Likewise.
699 (cygwin2.o): Likewise.
700 * config/i386/t-i386 (i386-c.o): Likewise.
701 * config/i386/t-interix (winnt.o): Likewise.
702 * config/i386/t-netware (netware.o): Likewise.
703 * config/i386/t-nwld (nwld.o): Likewise.
704 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
705 * config/i386/x-i386 (driver-i386.o): Likewise.
706 * config/i386/x-cygwin (host-cygwin.o): Likewise.
707 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
708 * config/ia64/t-ia64 (ia64-c.o): Likewise.
709 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
710 * config/mips/x-native (driver-native.o): Likewise.
711 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
712 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
713 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
714 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
715 * config/score/t-score-elf (score7.o): Likewise.
716 (score3.o): Likewise.
717 * config/sh/t-sh (sh-c.o): Likewise.
718 * config/sh/t-symbian (sh-c.o): Likewise.
719 (symbian.o): Likewise.
720 * config/spu/t-spu-elf (spu-c.o): Likewise.
721 * config/v850/t-v850 (v850-c.o): Likewise.
722 * config/v850/t-v850e (v850-c.o): Likewise.
724 2009-05-26 Richard Guenther <rguenther@suse.de>
726 PR tree-optimization/40122
727 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
728 VECTOR_CSTs if possible.
729 (fold_gimple_assign): Likewise.
731 2009-05-26 Richard Guenther <rguenther@suse.de>
734 * fold-const.c (fold_binary): Use the correct types for building
737 2009-05-26 Richard Guenther <rguenther@suse.de>
739 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
740 redundant calls to merge_alias_info.
741 (bump_vector_ptr): Likewise.
742 * tree-ssa-copy.c (merge_alias_info): Remove.
743 (replace_exp_1): Remove call to merge_alias_info.
744 (propagate_tree_value): Likewise.
745 (fini_copy_prop): Propagate points-to info.
746 * tree-flow.h (merge_alias_info): Remove.
748 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
750 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
752 2009-05-25 Jan Hubicka <jh@suse.cz>
754 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
755 * cgraph.h (struct inline_summary): New filed self_wize,
756 size_inlining_benefit, self_time and time_inlining_benefit.
757 (struct cgraph_global_info): Replace insns by time ans size fields.
758 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
759 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
760 (ipcp_update_callgraph): Do not touch function bodies.
761 * ipa-inline.c: Include except.h
762 (MAX_TIME): New constant.
763 (overall_insns): Remove.
765 (overall_size, max_benefit): New static variables.
766 (cgraph_estimate_time_after_inlining): New function.
767 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
768 (cgraph_clone_inlined_nodes): Update size.
769 (cgraph_mark_inline_edge): Update size.
770 (cgraph_estimate_growth): Use size info.
771 (cgraph_check_inline_limits): Check size.
772 (cgraph_default_inline_p): Likewise.
773 (cgraph_edge_badness): Compute badness based on benefit and size cost.
774 (cgraph_decide_recursive_inlining): Check size.
775 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
777 (cgraph_decide_inlining): Likewise.
778 (cgraph_decide_inlining_incrementally): Likewise; honor
779 PARAM_EARLY_INLINING_INSNS.
780 (likely_eliminated_by_inlining_p): New predicate.
781 (estimate_function_body_sizes): New function.
782 (compute_inline_parameters): Use it.
783 * except.c (must_not_throw_labels): New function.
784 * except.h (must_not_throw_labels): Declare.
785 * tree-inline.c (init_inline_once): Kill inlining_weigths
786 * tree-ssa-structalias.c: Avoid uninitialized warning.
787 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
788 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
789 (PARAM_INLINE_CALL_COST): Remove.
790 (PARAM_EARLY_INLINING_INSNS): New.
792 2009-05-25 Richard Guenther <rguenther@suse.de>
794 PR tree-optimization/36327
795 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
796 callback for reference translation or lookup at the point
798 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
799 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
800 for union COMPONENT_REFs.
801 (vn_reference_lookup_3): New callback. Lookup from memset
802 and CONSTRUCTOR assignment, translate through struct copies.
803 (vn_reference_lookup_pieces): Make sure to not free the
804 passed operands array. Adjust walk_non_aliased_vuses call.
805 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
806 make sure we do not leak memory.
808 2009-05-25 Richard Guenther <rguenther@suse.de>
810 * tree-ssa-alias.h (dump_points_to_solution): Declare.
811 * tree-inline.c (expand_call_inline): Reset the escaped and
813 * tree-ssa-structalias.c (pass_build_ealias): New.
814 * tree-pass.h (pass_build_ealias): Declare.
815 * passes.c (init_optimization_passes): Add PTA during
817 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
818 and CALLUSED solutions.
819 (dump_points_to_solution): New function, split out from ...
820 (dump_points_to_info_for): ... here.
821 * tree-parloops.c (parallelize_loops): Reset the escaped and
824 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
827 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
828 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
830 2009-05-25 Ira Rosen <irar@il.ibm.com>
832 PR tree-optimization/40238
833 * tree-vect-stmts.c (vect_init_vector): Insert initialization
834 statements after basic block's labels.
835 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
836 to free the allocated memory.
838 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
840 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
841 return address with a USE.
843 2009-05-24 Richard Guenther <rguenther@suse.de>
846 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
847 array type from the main variant of the inner type.
849 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
851 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
852 definition to bool (from int) to un-break build.
853 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
855 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
857 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
858 discard_stmt_changes): Delete.
859 * tree-ssa-operands.c (scb_stack): Delete.
860 (init_ssa_operands): Do not initialize it.
861 (fini_ssa_operands): Do not free it.
862 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
864 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
865 update_stmt, remove the others. Fix comments.
866 * tree-dfa.c (optimize_stack_restore): Likewise.
867 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
868 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
869 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
870 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
872 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
873 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
874 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
875 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
876 (stmts_to_rescan): Change item type to gimple.
877 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
879 2009-05-24 Ira Rosen <irar@il.ibm.com>
881 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
882 * tree-pass.h (pass_slp_vectorize): New pass.
883 * params.h (SLP_MAX_INSNS_IN_BB): Define.
884 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
885 * tree-vectorizer.c (timevar.h): Include.
886 (user_vect_verbosity_level): Declare.
887 (vect_location): Fix comment.
888 (vect_set_verbosity_level): Update user_vect_verbosity_level
889 instead of vect_verbosity_level.
890 (vect_set_dump_settings): Add an argument. Ignore user defined
891 verbosity if dump flags require higher level of verbosity. Print to
892 stderr only for loop vectorization.
893 (vectorize_loops): Update call to vect_set_dump_settings.
894 (execute_vect_slp): New function.
895 (gate_vect_slp): Likewise.
896 (struct gimple_opt_pass pass_slp_vectorize): New.
897 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
899 (vec_info_for_bb): New function.
900 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
901 (VECTORIZATION_ENABLED): New macro.
902 (SLP_ENABLED, SLP_DISABLED): Likewise.
903 (vect_is_simple_use): Add bb_vec_info argument.
904 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
905 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
906 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
907 vect_schedule_slp, vect_analyze_slp): Likewise.
908 (vect_analyze_stmt): Add slp_tree argument.
909 (find_bb_location): Declare.
910 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
911 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
912 (vect_analyze_loop_operations, vect_analyze_loop,
913 get_initial_def_for_induction, vect_create_epilog_for_reduction,
914 vect_finalize_reduction, vectorizable_reduction,
915 vectorizable_live_operation, vect_transform_loop): Likewise.
916 * tree-data-ref.c (dr_analyze_innermost): Update comment,
917 skip evolution analysis if analyzing a basic block.
918 (dr_analyze_indices): Likewise.
919 (initialize_data_dependence_relation): Skip the test whether the
920 object is invariant for basic blocks.
921 (compute_all_dependences): Skip dependence analysis for data
922 references in basic blocks.
923 (find_data_references_in_stmt): Don't fail in case of invariant
924 access in basic block.
925 (find_data_references_in_bb): New function.
926 (find_data_references_in_loop): Move code to
927 find_data_references_in_bb and add a call to it.
928 (compute_data_dependences_for_bb): New function.
929 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
930 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
932 (vect_analyze_data_ref_dependence): Check for interleaving in case of
933 unknown dependence in basic block and fail in case of dependence in
935 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
936 dependence instances from either loop or basic block vectorization
938 (vect_compute_data_ref_alignment): Check if it is loop vectorization
939 before calling nested_in_vect_loop_p.
940 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
941 dependence instances from either loop or basic block vectorization
943 (vect_verify_datarefs_alignment): Likewise.
944 (vect_enhance_data_refs_alignment): Adjust function calls.
945 (vect_analyze_data_refs_alignment): Likewise.
946 (vect_analyze_group_access): Fix printing. Skip different checks if
947 DR_STEP is 0. Keep strided stores either in loop or basic block
948 vectorization data structure. Fix indentation.
949 (vect_analyze_data_ref_access): Fix comments, allow zero step in
951 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
952 dependence instances from either loop or basic block vectorization
954 (vect_analyze_data_refs): Update comment. Call
955 compute_data_dependences_for_bb to analyze basic blocks.
956 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
957 case of loop vectorization. In case of basic block vectorization use
958 data-ref itself as a base.
959 (vect_create_data_ref_ptr): In case of basic block vectorization:
960 don't advance the pointer, add new statements before the current
961 statement. Adjust function calls.
962 (vect_supportable_dr_alignment): Support only aligned accesses in
963 basic block vectorization.
964 * common.opt (ftree-slp-vectorize): New flag.
965 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
966 (vect_pattern_recog_1): Likewise.
967 * tree-vect-stmts.c (process_use): Likewise.
968 (vect_init_vector): Add new statements in the beginning of the basic
969 block in case of basic block SLP.
970 (vect_get_vec_def_for_operand): Adjust function calls.
971 (vect_finish_stmt_generation): Likewise.
972 (vectorizable_call): Add assert that it is loop vectorization, adjust
974 (vectorizable_conversion, vectorizable_assignment): Likewise.
975 (vectorizable_operation): In case of basic block SLP, take
976 vectorization factor from statement's type and skip the relevance
977 check. Adjust function calls.
978 (vectorizable_type_demotion): Add assert that it is loop
979 vectorization, adjust function calls.
980 (vectorizable_type_promotion): Likewise.
981 (vectorizable_store): Check for outer loop only in case of loop
982 vectorization. Adjust function calls. For basic blocks, skip the
983 relevance check and don't advance pointers.
984 (vectorizable_load): Likewise.
985 (vectorizable_condition): Add assert that it is loop vectorization,
986 adjust function calls.
987 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
988 that it is not reduction, get vector type, call only supported
989 functions, skip loop specific parts.
990 (vect_transform_stmt): Check for outer loop only in case of loop
992 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
993 (vect_is_simple_use): Fix comment, add new argument, fix conditions
994 for external definition.
995 * passes.c (pass_slp_vectorize): New pass.
996 * tree-vect-slp.c (find_bb_location): New function.
997 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
998 check for patterns only in loops.
999 (vect_build_slp_tree): Add argument, adjust function calls, fail in
1000 case of multiple types in basic block SLP.
1001 (vect_mark_slp_stmts_relevant): New function.
1002 (vect_supported_load_permutation_p): Fix comment.
1003 (vect_analyze_slp_instance): Add argument. In case of basic block
1004 SLP, take vectorization factor from statement's type, check that
1005 unrolling factor is 1. Adjust function call. Save SLP instance in
1006 either loop or basic block vectorization structure. Return FALSE,
1008 (vect_analyze_slp): Add argument. Get strided stores groups from
1009 either loop or basic block vectorization structure. Return FALSE
1010 if basic block SLP failed.
1011 (new_bb_vec_info): New function.
1012 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
1013 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
1014 (vect_schedule_slp): Add argument. Get SLP instances from either
1015 loop or basic block vectorization structure. Set vectorization factor
1016 to be 1 for basic block SLP.
1017 (vect_slp_transform_bb): New function.
1018 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
1020 2009-05-23 Mark Mitchell <mark@codesourcery.com>
1022 * final.c (shorten_branches): Do not align labels for jump tables.
1023 (final_scan_insn): Use JUMP_TABLE_DATA_P.
1025 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
1027 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
1028 Remove outdated reference to flow.c and fix nits.
1029 * doc/gccint.texi: Tweak RTL description.
1030 * doc/rtl.texi: Likewise.
1032 2009-05-23 Denis Chertykov <chertykov@gmail.com>
1034 * config/avr/avr.c: Change my email address.
1035 * config/avr/avr.h: Likewise.
1036 * config/avr/avr.md: Likewise.
1037 * config/avr/avr-protos.h: Likewise.
1038 * config/avr/libgcc.S: Likewise.
1040 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1042 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
1043 (spu_split_load, spu_split_store): Change return type to int.
1044 (spu_split_convert): Declare.
1045 * config/spu/predicates.md (spu_mem_operand): Remove.
1046 (spu_mov_operand): Update.
1047 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
1048 * config/spu/spu.c (regno_aligned_for_load): Remove.
1049 (reg_aligned_for_addr, spu_expand_load): Define.
1050 (spu_expand_extv): Reimplement and handle MEM.
1051 (spu_expand_insv): Handle MEM.
1052 (spu_sched_reorder): Handle insn's with length 0.
1053 (spu_legitimate_address_p): Reimplement.
1054 (store_with_one_insn_p): Return TRUE for any mode with size
1055 larger than 16 bytes.
1056 (address_needs_split): Define.
1057 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
1059 (spu_convert_move): Define.
1060 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
1061 (spu_split_store): Change all MEM's to TImode.
1062 (spu_init_expanders): Preallocate registers that correspond to
1063 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
1065 (spu_split_convert): Define.
1066 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
1067 (_move<mode>, _movdi, _movti): Update predicate and condition.
1068 (load, store): Change to define_split.
1069 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
1071 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
1072 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
1073 define_insn_and_split of lshr<mode>3.
1074 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
1075 (<v>ashr<mode>3_imm): Define.
1076 (extv, extzv, insv): Allow MEM operands.
1077 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
1078 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
1079 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
1080 (_spu_convert2): Change to define_insn_and_split and remove the
1081 corresponding define_peephole2.
1082 (stack_protect_set, stack_protect_test, stack_protect_test_si):
1083 Change predicates to memory_operand.
1085 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1087 * config/arm/thumb2.md: Add 16-bit multiply instructions.
1089 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1091 PR tree-optimization/40219
1092 * tree.c (iterative_hash_expr): Make sure the builtin function is
1093 a normal builtin function and not a front end or back end builtin
1094 before indexing into the built_in_decls array.
1096 2009-05-22 Richard Guenther <rguenther@suse.de>
1099 * alias.c (write_dependence_p): Do not use TBAA for answering
1100 anti-dependence or output-dependence.
1101 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
1102 (emit_pointer_definition): Remove.
1103 (emit_alias_warning): Likewise.
1104 (find_what_var_points_to): Remove TBAA pruning code.
1105 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
1107 (compute_points_to_sets): Remove code computing the set of
1108 dereferenced pointers.
1109 * tree-data-ref.c (dr_may_alias_p): Properly use the split
1110 oracle for querying anti and output dependencies.
1111 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
1112 if TBAA may be applied.
1113 (refs_anti_dependent_p): New function.
1114 (refs_output_dependent_p): Likewise.
1115 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
1116 (refs_output_dependent_p): Likewise.
1117 * doc/tree-ssa.texi (Memory model): New section.
1118 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1119 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1120 * cfgexpand.c (expand_gimple_basic_block): Do not handle
1121 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
1122 * expr.c (expand_expr_real_1): Likewise.
1123 * gimple-low.c (lower_stmt): Likewise.
1124 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
1125 (dump_gimple_cdt): Remove.
1126 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1127 (gimple_size): Likewise.
1128 (walk_gimple_op): Likewise.
1129 (is_gimple_stmt): Likewise.
1130 (walk_stmt_load_store_addr_ops): Likewise.
1131 (gimple_build_cdt): Remove.
1132 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1133 * gimple.h (gimple_cdt_new_type): Remove.
1134 (gimple_cdt_new_type_ptr): Likewise.
1135 (gimple_cdt_set_new_type): Likewise.
1136 (gimple_cdt_location): Likewise.
1137 (gimple_cdt_location_ptr): Likewise.
1138 (gimple_cdt_set_location): Likewise.
1139 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1140 * tree-cfg.c (remove_useless_stmts_1): Do not handle
1141 GIMPLE_CHANGE_DYNAMIC_TYPE.
1142 (verify_types_in_gimple_stmt): Likewise.
1143 * tree-inline.c (estimate_num_insns): Likewise.
1144 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
1145 (copy_decl_to_var): Likewise.
1146 (copy_result_decl_to_var): Likewise.
1147 * tree-pretty-print.c (dump_generic_node): Do not handle
1148 CHANGE_DYNAMIC_TYPE_EXPR.
1149 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1150 * tree-ssa-operands.c (get_expr_operands): Likewise.
1151 * tree-ssa-structalias.c (struct variable_info): Remove
1152 no_tbaa_pruning member.
1153 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
1154 (unify_nodes): Do not copy it.
1155 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1156 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
1157 (set_uids_in_ptset): Do not check it.
1158 (find_what_var_points_to): Likewise.
1159 (compute_tbaa_pruning): Remove.
1160 (compute_points_to_sets): Do not call it.
1161 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1162 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1163 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
1164 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
1165 (DECL_NO_TBAA_P): Likewise.
1166 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
1167 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
1168 (expand_omp_atomic_pipeline): Do not set it.
1169 * print-tree.c (print_node): Do not dump it.
1170 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1173 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
1176 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
1179 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1181 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
1184 2009-05-22 Ben Elliston <bje@au.ibm.com>
1186 * Makefile.in (bversion.h, s-bversion): New targets.
1187 (TOPLEV_H): Add bversion.h.
1188 * toplev.h: Include "bversion.h".
1189 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
1190 the __format__ attribute only if compiling with the same version
1191 of GCC as the sources (the "build version").
1193 2009-05-22 Ben Elliston <bje@au.ibm.com>
1195 * c-format.c (handle_format_attribute): Fix comment typo.
1197 2009-05-21 Steve Ellcey <sje@cup.hp.com>
1200 * config/ia64/ia64.opt (mfused-madd): New.
1201 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
1202 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
1203 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
1204 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
1205 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
1206 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
1207 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
1208 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
1209 instruction if !TARGET_FUSED_MADD.
1210 (fpma, fpms): Remove colon from name.
1212 2009-05-22 Richard Guenther <rguenther@suse.de>
1214 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
1215 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
1216 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
1218 (create_expression_by_pieces): Only convert if necessary.
1219 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
1220 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
1222 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
1224 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
1225 regular pattern from a template and rename it ...
1226 (*extzv_truncsi_exts): ... to this.
1228 2009-05-21 Richard Guenther <rguenther@suse.de>
1230 * cgraph.h (struct cgraph_node): Remove inline_decl member.
1231 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
1232 (cgraph_default_inline_p): Likewise.
1233 (cgraph_decide_inlining_incrementally): Likewise.
1235 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
1236 Uros Bizjak <ubizjak@gmail.com>
1238 * config/i386/cpuid.h (bit_MOVBE): New.
1240 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
1242 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
1243 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
1244 (ix86_handle_option): Handle OPT_mmovbe.
1245 (ix86_target_string): Add -mmovbe.
1246 (pta_flags): Add PTA_MOVBE.
1247 (processor_alias_table): Add PTA_MOVBE to "atom".
1248 (override_options): Handle PTA_MOVBE.
1250 * config/i386/i386.h (TARGET_MOVBE): New.
1252 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
1253 (*bswapsi_movbe): New.
1254 (*bswapdi_movbe): Likewise.
1255 (bswapdi2): Renamed to ...
1257 (bswapdi2): New expander.
1259 * config/i386/i386.opt (mmovbe): New.
1261 * doc/invoke.texi: Document -mmovbe.
1263 2009-05-21 Taras Glek <tglek@mozilla.com>
1265 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
1266 * gcc-plugin.h (plugin_init): Updated signature.
1267 * gcc-plugin.h (plugin_name_args): Moved to this header.
1268 * doc/plugins.texi (plugin_init): Updated documention to reflect
1270 * doc/plugins.texi (plugin_name_args): Added to documention.
1272 2009-05-21 Mark Mitchell <mark@codesourcery.com>
1274 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
1275 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
1277 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
1279 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
1280 JUMP_TABLE_DATA_P predicates where applicable.
1281 * config/i386/predicates.md: Ditto.
1282 * config/i386/sse.md: Ditto.
1284 2009-05-21 Jakub Jelinek <jakub@redhat.com>
1286 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
1287 operand2 -128 override length_immediate attribute to 1.
1288 * config/i386/predicates.md (constm128_operand): New predicate.
1290 * config/i386/i386.c (memory_address_length): Handle %r12
1291 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
1293 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
1294 mode look through optional ZERO_EXTEND and SUBREG.
1295 * config/i386/i386.md (R12_REG): New define_constant.
1296 (prefix_data16): For sse unit set also for MODE_TI insns.
1297 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
1298 insns set if operand 1 is ext_QIreg_operand.
1299 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
1300 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
1302 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
1303 mode from MODE_DI to MODE_SI.
1304 (movdi_1_rex64): Override modrm and length_immediate attributes
1305 only for movabs (TYPE_IMOV, alternative 2).
1306 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
1307 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
1308 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
1309 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
1310 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
1311 prefix_rex attribute if DImode.
1312 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
1313 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
1314 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
1315 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
1316 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
1317 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
1318 Likewise. For TYPE_IMOV clear length_immediate attribute.
1319 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
1320 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
1321 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
1322 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
1323 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
1324 or one operand TYPE_ISHIFT.
1325 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
1326 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
1327 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
1328 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
1329 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
1330 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
1331 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
1332 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
1333 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
1334 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
1335 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
1336 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
1337 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
1338 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
1339 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
1340 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
1341 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
1342 set mode attribute, don't override length attribute.
1343 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
1345 (return_internal_long): Set length attribute to 2 instead of 1.
1346 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
1347 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
1348 prefix_rex attribute.
1349 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
1351 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
1353 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1355 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
1357 2009-05-20 Ian Lance Taylor <iant@google.com>
1359 * tree.c (build_tree_list_vec_stat): New function.
1360 (ctor_to_vec): New function.
1361 (build_nt_call_vec): New function.
1362 (build_call_array): Change args to be a const pointer.
1363 (build_call_vec): New function.
1364 * tree.h (build_nt_call_vec): Declare.
1365 (build_tree_list_vec_stat): Declare.
1366 (build_tree_list_vec): Define.
1367 (build_call_array): Update declaration.
1368 (build_call_vec): Declare.
1369 (ctor_to_vec): Declare.
1370 * c-common.c (tree_vector_cache): New static variable.
1371 (make_tree_vector): New function.
1372 (release_tree_vector): New function.
1373 (make_tree_vector_single): New function.
1374 (make_tree_vector_copy): New function.
1375 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
1376 (make_tree_vector_single, make_tree_vector_copy): Declare.
1377 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
1378 (c_parser_expr_list): Don't manage cache here, instead call
1380 (c_parser_release_expr_list): Remove static function.
1381 (c_parser_vec_to_tree_list): Remove static function.
1382 (c_parser_attributes): Call build_tree_list_vec instead of
1383 c_parser_vec_to_tree_list. Call release_tree_vector instead of
1384 c_parser_release_expr_list.
1385 (c_parser_postfix_expression_after_primary): Likewise.
1386 (c_parser_objc_keywordexpr): Likewise.
1388 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
1390 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
1391 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
1392 TARGET_CONVERT_TO_TYPE.
1393 * hooks.c (hook_tree_const_tree_null): Define.
1394 * hooks.h (hook_tree_const_tree_null): Declare.
1395 * target.h (struct gcc_target): Add invalid_parameter_type,
1396 invalid_return_type, promoted_type, and convert_to_type fields.
1397 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
1398 (TARGET_INVALID_RETURN_TYPE): Define.
1399 (TARGET_PROMOTED_TYPE): Define.
1400 (TARGET_CONVERT_TO_TYPE): Define.
1401 (TARGET_INITIALIZER): Update for new fields.
1402 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
1403 (grokparms): Check targetm.invalid_parameter_type.
1404 * c-typeck.c (default_conversion): Check targetm.promoted_type.
1405 * c-convert.c (convert): Check targetm.convert_to_type.
1407 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
1409 * config/mips/mips.md (*extenddi_truncate<mode>,
1410 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
1412 (*extendhi_truncateqi): New define_insn_and_sptit.
1414 2009-05-20 Jakub Jelinek <jakub@redhat.com>
1417 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
1418 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
1420 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
1422 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
1423 the operand of VIEW_CONVERT_EXPR.
1425 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
1427 * config/i386/driver-i386.c (host_detect_local_cpu): Check
1428 extended family and model for Intel processors. Support Intel
1431 2009-05-20 Olivier Hainque <hainque@adacore.com>
1433 * gstab.h (stab_code_type): Define, to be used instead of the
1434 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
1436 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
1437 occurrences by stab_code_type.
1438 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
1440 2009-05-20 Martin Jambor <mjambor@suse.cz>
1442 * tree-flow.h (insert_edge_copies_seq): Undeclare.
1443 (sra_insert_before): Likewise.
1444 (sra_insert_after): Likewise.
1445 (sra_init_cache): Likewise.
1446 (sra_type_can_be_decomposed_p): Likewise.
1447 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
1448 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
1449 (sra_insert_before): Likewise.
1450 (sra_insert_after): Likewise.
1451 (sra_init_cache): Likewise.
1452 (insert_edge_copies_seq): Made static and moved upwards.
1454 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
1457 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
1459 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
1460 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
1463 2009-05-20 Richard Guenther <rguenther@suse.de>
1465 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
1466 with mismatched comparison modes.
1468 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1470 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
1471 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
1472 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
1473 with shifts for Thumb2.
1474 (orsi_notsi): New for orn.
1475 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
1476 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
1477 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
1478 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
1479 Don't invert remainder for IOR.
1481 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
1483 PR tree-optimization/40087
1484 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
1485 number_of_iterations_ne): Rename never_infinite argument.
1486 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
1487 number_of_iterations_le): Handle pointer-type ivs when
1488 exit_must_be_taken is false.
1489 (number_of_iterations_cond): Do not always assume that
1490 exit_must_be_taken if the control variable is a pointer.
1492 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1494 * c-typeck.c (build_binary_op): Allow % on integal vectors.
1495 * doc/extend.texi (Vector Extension): Document that % is allowed too.
1497 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
1499 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
1500 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
1502 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1505 * c.opt (Wlogical-op): Disabled by default.
1506 * c-opt (c_common_post_options): Do not enable Wlogical-op with
1508 * doc/invoke.texi (Wlogical-op): Likewise.
1510 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
1512 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
1514 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
1515 Propagate the type of the first operand.
1516 <ASSERT_EXPR>: Simplify.
1517 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
1518 Rewrite using the RHS code as discriminant.
1519 <NOP_EXPR>: Turn into CASE_CONVERT.
1520 <PLUS_EXPR>: Propagate the type of the first operand.
1522 2009-05-19 Steve Ellcey <sje@cup.hp.com>
1524 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
1525 (ia64_dconst_0_375): New.
1526 * config/ia64/ia64.c (ia64_override_options): Remove
1527 -minline-sqrt-min-latency warning.
1528 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
1529 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
1530 * config/ia64/ia64.md (*sqrt_approx): Remove.
1531 (sqrtsf2): Remove #if 0.
1532 (sqrtsf2_internal_thr): Rewrite and move to div.md.
1533 (sqrtdf): Remove assert.
1534 (sqrtdf2_internal_thr): Rewrite and move to div.md.
1535 (sqrtxf2): Remove #if 0.
1536 (sqrtxf2_internal_thr): Rewrite and move to div.md.
1537 * div.md (sqrt_approx_rf): New.
1538 (sqrtsf2_internal_thr): New implementation.
1539 (sqrtsf2_internal_lat): New.
1540 (sqrtdf2_internal_thr: New implementation.
1541 (sqrtxf2_internal): New implementation.
1543 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
1544 Hans-Peter Nilsson <hp@axis.com>
1546 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
1547 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
1548 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
1549 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
1550 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
1551 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
1552 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
1553 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
1554 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
1555 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
1556 * c-common.c: ...from here.
1558 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1560 * c-common.c (warn_logical_operator): Remove unnecessary
1563 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1565 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
1567 2009-05-19 Ben Elliston <bje@au.ibm.com>
1569 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
1570 assignments with memcpy calls.
1571 (add_fdes): Likewise.
1572 (binary_search_unencoded_fdes): Likewise.
1573 (linear_search_fdes): Eliminate type puns.
1575 2009-05-19 Richard Guenther <rguenther@suse.de>
1577 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
1578 not falsely claim to have propagated into all uses.
1580 2009-05-19 Ben Elliston <bje@au.ibm.com>
1582 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
1585 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1587 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
1588 * config/sh/sh.c (sh_legitimate_address_p): Make static.
1589 (TARGET_LEGITIMATE_ADDRESS_P): New.
1590 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1591 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1593 2009-05-18 Dodji Seketeli <dodji@redhat.com>
1596 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
1597 child of the containing namespace's DIE.
1599 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
1601 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
1602 *zero_extendhi_truncqi): Move after the zero_extend patterns.
1603 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
1606 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
1609 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
1610 gen_align with gen_pad.
1611 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
1612 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
1614 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
1615 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
1617 * config/i386/i386.md (align): Renamed to ...
1618 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
1619 ASM_OUTPUT_MAX_SKIP_PAD.
1621 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
1623 * config.gcc: Fix variable syntax.
1626 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
1627 before calling exact_log2.
1628 (output_iorsi3): Likewise.
1629 (output_xorsi3): Likewise.
1631 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1633 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
1634 for the none zero constant operand except for EQ and NE
1635 comprisons even when the first operand is R0.
1637 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
1639 * config/s390/2064.md: Remove trailing whitespaces.
1640 * config/s390/2084.md: Likewise.
1641 * config/s390/constraints.md: Likewise.
1642 * config/s390/fixdfdi.h: Likewise.
1643 * config/s390/libgcc-glibc.ver: Likewise.
1644 * config/s390/s390-modes.def: Likewise.
1645 * config/s390/s390-protos.h: Likewise.
1646 * config/s390/s390.c: Likewise.
1647 * config/s390/s390.h: Likewise.
1648 * config/s390/s390.md: Likewise.
1649 * config/s390/tpf-unwind.h: Likewise.
1651 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1653 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
1655 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1658 * configure.ac (m68k-*-*): Check if binutils support TLS.
1659 * configure: Regenerate.
1660 * config/m68k/predicates.md (symbolic_operand): Extend comment.
1661 * config/m68k/constraints.md (Cu): New constraint.
1662 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
1663 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
1664 (movsi): Handle TLS symbols.
1665 (addsi3_5200): Handle XTLS symbols, indent.
1666 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
1667 (m68k_tls_reference_p): Declare.
1668 (m68k_legitimize_address): Declare.
1669 (m68k_unwrap_symbol): Declare.
1670 * config/m68k/m68k.opt (mxtls): New option.
1671 * config/m68k/m68k.c (ggc.h): Include.
1672 (m68k_output_dwarf_dtprel): Implement hook.
1673 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1674 (m68k_expand_prologue): Load GOT pointer when function needs it.
1675 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
1676 (m68k_legitimate_constant_address_p): Same.
1677 (m68k_decompose_address): Handle TLS references.
1678 (m68k_get_gp): New static function.
1679 (enum m68k_reloc): New contants.
1680 (TLS_RELOC_P): New macro.
1681 (m68k_wrap_symbol): New static function.
1682 (m68k_unwrap_symbol): New function.
1683 (m68k_final_prescan_insn_1): New static function.
1684 (m68k_final_prescan_insn): New function.
1685 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
1687 (legitimize_pic_address): Handle TLS references..
1688 (m68k_tls_get_addr, m68k_get_tls_get_addr)
1689 (m68k_libcall_value_in_a0_p)
1690 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
1691 (m68k_call_m68k_read_tp): Helper variables and functions for ...
1692 (m68k_legitimize_tls_address): Handle TLS references.
1693 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
1695 (m68k_legitimize_address): Handle TLS symbols.
1696 (m68k_get_reloc_decoration): New static function.
1697 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
1699 (m68k_output_dwarf_dtprel): Implement hook.
1700 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
1701 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
1702 m68k_call_* routines.
1703 (sched_attr_op_type): Handle TLS symbols.
1704 (gt-m68k.h): Include.
1705 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
1706 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
1708 2009-05-18 Martin Jambor <mjambor@suse.cz>
1710 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
1711 (visit_store_addr_for_mod_analysis): New function.
1712 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
1713 (determine_cst_member_ptr): Use gimple_assign_single_p.
1714 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
1715 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
1716 operands. Don't check number of operands of a NOP_EXPR.
1718 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
1720 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
1722 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
1725 * c-common.c (warn_logical_operator): Don't warn if one of
1726 expression isn't always true or false.
1728 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
1730 * config/i386/biarch32.h: New file.
1731 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
1733 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
1735 * config/mips/mips.md (*zero_extend<mode>_trunchi,
1736 *zero_extend<mode>_truncqi): Merge these into ...
1737 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
1738 Name the pattern following this as *zero_extendhi_truncqi.
1740 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
1743 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
1744 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
1745 (output_info): Make field HOST_WIDEST_INT.
1746 (print_statistics): Use HOST_WIDEST_INT_PRINT.
1747 (dump_bitmat_statistics): Same.
1749 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
1751 * config.gcc (use_gcc_stdint): Set to wrap.
1752 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
1753 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
1754 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1755 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1756 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1757 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1758 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1759 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1761 2009-05-16 Joseph Myers <joseph@codesourcery.com>
1763 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
1765 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
1766 Move definitions earlier.
1767 (OPT_ARCH64, OPT_ARCH32): Define.
1768 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
1771 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1774 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
1777 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1779 * arm.md (movdi2): Copy non-reg values to DImode registers.
1781 2009-05-16 Jakub Jelinek <jakub@redhat.com>
1784 * final.c (label_to_max_skip): New function.
1785 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
1786 CODE_LABEL_NUMBER <= max_labelno.
1787 * output.h (label_to_max_skip): New prototype.
1788 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
1789 (ix86_avoid_jump_mispredicts): ... this. Don't define if
1790 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
1791 Handle CODE_LABELs with >= 16 byte alignment or with
1792 max_skip == (1 << align) - 1.
1793 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
1794 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
1797 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
1798 .p2align 3 if MAX_SKIP is smaller than 7.
1799 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1801 2009-05-15 Ian Lance Taylor <iant@google.com>
1803 * alias.c (struct alias_set_entry_d): Rename from struct
1804 alias_set_entry. Change all uses.
1805 * except.c (struct call_site_record_d): Rename from struct
1806 call_site_record. Change all uses.
1807 * except.h (struct eh_region_d): Rename from struct eh_region.
1809 * gcse.c (struct hash_table_d): Rename from struct hash_table.
1811 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
1812 ivtype_map_elt. Change all uses.
1813 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
1815 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
1816 * graphite.h (struct name_tree_d): Rename from struct name_tree.
1818 (struct sese_d): Rename from struct sese. Change all uses.
1819 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
1820 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
1821 * optabs.h (struct optab_d): Rename from struct optab. Change all
1823 (struct convert_optab_d): Rename from struct convert_optab.
1825 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
1826 ipa_opt_pass. Change all uses.
1827 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
1830 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
1831 defined as a typedef.
1832 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
1835 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1838 * fold-const.c (make_range,build_range_check,merge_ranges): Move
1840 (merge_ranges): Returns bool.
1841 * tree.h (make_range): .. to here.
1842 (build_range_check): Likewise.
1843 (merge_ranges): Likewise. Renamed from merge_ranges.
1844 * c-typeck.c (parser_build_binary_op): Update calls to
1845 warn_logical_operator.
1846 * c-common.c (warn_logical_operator): Add new warning.
1847 * c-common.h (warn_logical_operator): Update declaration.
1849 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1851 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
1853 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1855 * doc/install.texi: Document MPC requirements, flags etc.
1857 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
1858 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
1859 Evaluate constant arguments.
1860 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
1861 (fold_builtin_1): Likewise, also evaluate constant arguments.
1862 Remove superfluous break.
1863 (do_mpc_ckconv): New.
1864 * real.h: Include mpc.h.
1865 * toplev.c (print_version): Output MPC version info if available.
1867 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1869 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
1871 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
1873 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
1876 2009-05-15 Jan Hubicka <jh@suse.cz>
1878 * doc/invoke.texi (max-early-inliner-iterations): New flag.
1879 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
1880 (try_inline): Fix return value.
1881 (cgraph_decide_inlining_incrementally): Honor new value.
1882 (cgraph_early_inlining): Handle indirect inlining.
1883 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
1885 2009-05-15 Jan Hubicka <jh@suse.cz>
1887 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
1888 * cgraphunit.c (cgraph_finalize_function): Set it.
1889 (cgraph_expand_function): Use it.
1891 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1893 * real.c (encode_ieee_half): Define.
1894 (decode_ieee_half): Define.
1895 (ieee_half_format): Define.
1896 (arm_half_format): Define.
1897 * real.h (ieee_half_format): Declare.
1898 (arm_half_format): Declare.
1900 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1902 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
1903 swapped, and reversed optabs exist before trying to use them.
1905 2009-05-15 Paul Brook <paul@codesourcery.com>
1906 Sandra Loosemore <sandra@codesourcery.com>
1908 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
1909 loads. Allow PRE_DEC.
1910 (output_move_neon): Handle PRE_DEC.
1911 (arm_print_operand): Add 'A' for neon structure loads.
1912 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
1913 * config/arm/neon.md (neon_mov): Update comment.
1914 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
1916 (Um): New constraint.
1918 2009-05-15 Jan Hubicka <jh@suse.cz>
1920 Revert the following patch until testsuite fallout is fixed:
1921 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1922 * cgraph.h (struct inline_summary): New filed self_wize,
1923 size_inlining_benefit, self_time and time_inlining_benefit.
1924 (struct cgraph_global_info): Replace insns by time ans size fields.
1925 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1926 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1927 (ipcp_update_callgraph): Do not touch function bodies.
1928 * ipa-inline.c: Include except.h
1929 (MAX_TIME): New constant.
1930 (overall_insns): Remove
1931 (overall_size, max_benefit): New static variables.
1932 (cgraph_estimate_time_after_inlining): New function.
1933 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1934 (cgraph_clone_inlined_nodes): Update size.
1935 (cgraph_mark_inline_edge): Update size.
1936 (cgraph_estimate_growth): Use size info.
1937 (cgraph_check_inline_limits): Check size.
1938 (cgraph_default_inline_p): Likewise.
1939 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1940 (cgraph_decide_recursive_inlining): Check size.
1941 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1943 (cgraph_decide_inlining): Likewise.
1944 (cgraph_decide_inlining_incrementally): Likewise; honor
1945 PARAM_EARLY_INLINING_INSNS.
1946 (likely_eliminated_by_inlining_p): New predicate.
1947 (estimate_function_body_sizes): New function.
1948 (compute_inline_parameters): Use it.
1949 * except.c (must_not_throw_labels): New function.
1950 * except.h (must_not_throw_labels): Declare.
1951 * tree-inline.c (init_inline_once): Kill inlining_weigths
1952 * tree-ssa-structalias.c: Avoid uninitialized warning.
1953 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1954 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1955 (PARAM_INLINE_CALL_COST): Remove.
1956 (PARAM_EARLY_INLINING_INSNS): New.
1958 2009-05-15 Richard Guenther <rguenther@suse.de>
1960 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
1961 not TODO_update_ssa.
1963 2009-05-15 Richard Guenther <rguenther@suse.de>
1965 PR tree-optimization/39999
1966 * gimple.h (gimple_expr_type): Use the expression type looking
1967 through useless conversions.
1968 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
1969 (vn_nary_op_insert_stmt): Likewise.
1970 (simplify_binary_expression): Likewise.
1972 2009-05-15 Richard Guenther <rguenther@suse.de>
1974 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1975 New options, enabled by default.
1976 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
1978 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
1979 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
1980 * tree-ssa-structalias.c (gate_tree_pta): New function.
1981 (pass_build_alias): Use it.
1983 2009-05-15 Joseph Myers <joseph@codesourcery.com>
1985 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
1986 recurse on an invariant address if a conversion from a pointer
1987 type to a wider integer type is involved.
1989 2009-05-15 Jan Hubicka <jh@suse.cz>
1991 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1992 * cgraph.h (struct inline_summary): New filed self_wize,
1993 size_inlining_benefit, self_time and time_inlining_benefit.
1994 (struct cgraph_global_info): Replace insns by time ans size fields.
1995 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1996 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1997 (ipcp_update_callgraph): Do not touch function bodies.
1998 * ipa-inline.c: Include except.h
1999 (MAX_TIME): New constant.
2000 (overall_insns): Remove
2001 (overall_size, max_benefit): New static variables.
2002 (cgraph_estimate_time_after_inlining): New function.
2003 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2004 (cgraph_clone_inlined_nodes): Update size.
2005 (cgraph_mark_inline_edge): Update size.
2006 (cgraph_estimate_growth): Use size info.
2007 (cgraph_check_inline_limits): Check size.
2008 (cgraph_default_inline_p): Likewise.
2009 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2010 (cgraph_decide_recursive_inlining): Check size.
2011 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
2013 (cgraph_decide_inlining): Likewise.
2014 (cgraph_decide_inlining_incrementally): Likewise; honor
2015 PARAM_EARLY_INLINING_INSNS.
2016 (likely_eliminated_by_inlining_p): New predicate.
2017 (estimate_function_body_sizes): New function.
2018 (compute_inline_parameters): Use it.
2019 * except.c (must_not_throw_labels): New function.
2020 * except.h (must_not_throw_labels): Declare.
2021 * tree-inline.c (init_inline_once): Kill inlining_weigths
2022 * tree-ssa-structalias.c: Avoid uninitialized warning.
2023 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2024 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2025 (PARAM_INLINE_CALL_COST): Remove.
2026 (PARAM_EARLY_INLINING_INSNS): New.
2027 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
2028 (inline-call-cost): Remove.
2029 (early-inlining-insns): New.
2031 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
2033 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
2035 (print_int_cst_bounds_in_octal_p): Likewise.
2036 (dbxout_type): Adjust calls to above functions. Be prepared to deal
2038 * dwarf2out.c (base_type_die): Likewise.
2039 (is_subrange_type): Delete.
2040 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
2041 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
2042 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
2043 the destination type is boolean.
2044 (build_range_check): Do not special-case subtypes.
2045 (fold_sign_changed_comparison): Likewise.
2046 (fold_unary): Likewise.
2047 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
2048 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
2049 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
2050 * tree.c (subrange_type_for_debug_p): New predicate based on the former
2052 * tree.h (subrange_type_for_debug_p): Declare.
2053 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
2054 (convert_affine_scev): Remove call to above function.
2055 (chrec_convert_aggressive): Likewise.
2056 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
2057 false for conversions involving subtypes.
2058 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
2059 (vrp_val_min): Likewise.
2060 (needs_overflow_infinity): Likewise.
2061 (extract_range_from_unary_expr): Likewise.
2063 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
2065 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
2066 * config/frv/frv.c: Likewise.
2067 * config/s390/s390.c: Likewise.
2068 * config/sparc/sparc.h: Likewise.
2069 * config/i386/i386.h: Likewise.
2070 * config/i386/i386.c: Likewise.
2071 * config/crx/crx.c: Likewise.
2072 * config/m68hc11/m68hc11.h: Likewise.
2073 * config/iq2000/iq2000.c: Likewise.
2074 * config/mn10300/mn10300.h: Likewise.
2075 * config/mn10300/mn10300.c: Likewise.
2076 * config/m68k/m68k.c: Likewise.
2077 * config/rs6000/rs6000.c: Likewise.
2078 * config/rs6000/xcoff.h: Likewise.
2079 * config/rs6000/linux64.h: Likewise.
2080 * config/rs6000/sysv4.h: Likewise.
2081 * config/score/score3.c: Likewise.
2082 * config/score/score7.c: Likewise.
2083 * config/score/score.c: Likewise.
2084 * config/arm/arm.md: Likewise.
2085 * config/mips/mips.c: Likewise.
2086 * config/mips/mips.md: Likewise.
2087 * config/bfin/bfin.h: Likewise.
2088 * config/pa/pa.c: Likewise.
2089 * config/pa/constraints.md: Likewise.
2091 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
2092 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
2093 * config/pdp11/pdp11.h: Use memory_address_p instead.
2095 2009-05-14 Ian Lance Taylor <iant@google.com>
2097 * passes.c (finish_optimization_passes): Change i to int.
2098 * plugin.c (plugins_active_p): Change event to int.
2099 (dump_active_plugins): Likewise.
2100 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
2102 * tree.c (tree_range_check_failed): Change c to unsigned int.
2103 (omp_clause_range_check_failed): Likewise.
2104 (build_common_builtin_nodes): Change mode to int. Add cast.
2105 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
2106 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
2108 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
2109 ++ or -- with a variable of enum type.
2111 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2114 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
2116 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2118 * store-motion.c: Do not include params.h
2119 * Makefile.in: Fix dependencies for various files.
2121 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2123 * auto-inc-dec.c: Fix pass description, remove apparent
2124 accidental duplication.
2126 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
2129 * ipa-utils.h (memory_identifier_string): Moved to ...
2130 * tree.h (memory_identifier_string): Here. Add GTY(()).
2132 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2134 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
2135 in the former documentation of...
2136 (GO_IF_LEGITIMATE_ADDRESS): ... this.
2137 * ira-conflicts.c (get_dup_num): Use address_operand.
2138 * targhooks.c (default_legitimate_address_p): New.
2139 * targhooks.h (default_legitimate_address_p): New.
2140 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
2142 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
2143 * target.h (struct target): Add legitimate_address_p.
2144 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
2145 (TARGET_INITIALIZER): Include it.
2147 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2148 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
2149 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
2150 (TARGET_LEGITIMATE_ADDRESS_P): New.
2152 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2153 (REG_OK_STRICT_P): Delete.
2154 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
2155 (frv_legitimate_address_p_1): ... this.
2156 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
2157 (frv_legitimate_address_p_1): ... the renamed old
2158 frv_legitimate_address_p.
2159 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
2160 (TARGET_LEGITIMATE_ADDRESS_P): New.
2162 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2163 * config/s390/s390-protos.h (legitimate_address_p): Remove.
2164 * config/s390/s390.c (legitimate_address_p): Rename to...
2165 (s390_legitimate_address_p): ... this, make static.
2166 (legitimize_address): Adjust call.
2167 (TARGET_LEGITIMATE_ADDRESS_P): New.
2168 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
2170 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2171 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
2172 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
2173 (TARGET_LEGITIMATE_ADDRESS_P): New.
2175 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2176 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
2177 * config/spu/spu.c (spu_legitimate_address): Rename to...
2178 (spu_legitimate_address_p): ... this, make static.
2179 (TARGET_LEGITIMATE_ADDRESS_P): New.
2181 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2182 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
2183 * config/sparc/sparc.c (legitimate_address_p): Rename to...
2184 (sparc_legitimate_address_p): ... this, make static and return bool.
2185 (legitimize_address): Adjust call.
2186 (TARGET_LEGITIMATE_ADDRESS_P): New.
2188 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2189 * config/i386/i386-protos.h (legitimate_address_p): Remove.
2190 * config/i386/i386.c (legitimate_address_p): Rename to...
2191 (ix86_legitimate_address_p): ... this, make static.
2192 (constant_address_p): Move after it, adjust call.
2193 (TARGET_LEGITIMATE_ADDRESS_P): New.
2195 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2196 * config/avr/avr-protos.h (legitimate_address_p): Remove.
2197 * config/avr/avr.c (legitimate_address_p): Rename to...
2198 (avr_legitimate_address_p): ... this, make static.
2199 (legitimize_address): Adjust call.
2200 (TARGET_LEGITIMATE_ADDRESS_P): New.
2202 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2203 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
2204 * config/crx/crx.c (crx_legitimate_address_p): Make static.
2205 (TARGET_LEGITIMATE_ADDRESS_P): New.
2207 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2208 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
2209 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
2210 (TARGET_LEGITIMATE_ADDRESS_P): New.
2212 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2213 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
2215 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
2217 (TARGET_LEGITIMATE_ADDRESS_P): New.
2219 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2220 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
2222 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
2224 (m68hc11_legitimate_address_p): ... this, make static.
2225 (go_if_legitimate_address_internal): Rename to...
2226 (m68hc11_legitimate_address_p_1): ... this.
2227 (legitimize_address): Adjust call.
2228 (TARGET_LEGITIMATE_ADDRESS_P): New.
2230 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2231 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
2232 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
2233 (TARGET_LEGITIMATE_ADDRESS_P): New.
2235 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2236 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
2237 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
2238 (mn10300_legitimate_address_p): ... this, make static.
2239 (TARGET_LEGITIMATE_ADDRESS_P): New.
2241 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2242 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
2243 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
2244 (TARGET_LEGITIMATE_ADDRESS_P): New.
2246 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2247 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
2248 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
2249 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2250 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
2251 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
2252 (rs6000_legitimate_address_p): ... this, make static.
2253 (TARGET_LEGITIMATE_ADDRESS_P): New.
2254 (REG_MODE_OK_FOR_BASE_P): Delete.
2255 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
2257 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2258 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
2260 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
2261 static, adjust types.
2262 (TARGET_LEGITIMATE_ADDRESS_P): New.
2264 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2265 * config/score/score.c (score_address_p): Rename to...
2266 (score_legitimate_address_p): ... this.
2267 (TARGET_LEGITIMATE_ADDRESS_P): New.
2268 * config/score/score3.c (score3_address_p): Rename to...
2269 (score3_legitimate_address_p): ... this.
2270 * config/score/score7.c (score7_address_p): Rename to...
2271 (score7_legitimate_address_p): ... this.
2273 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
2274 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
2275 GO_IF_LEGITIMATE_ADDRESS): Delete.
2276 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
2277 thumb2_legitimate_address_p): Delete.
2278 (arm_legitimate_address_p): Rename to...
2279 (arm_legitimate_address_outer_p): ... this.
2280 * config/arm/constraints.md ("Uq"): Adjust call.
2281 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
2282 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
2283 (arm_legitimate_address_outer_p): ... this.
2284 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
2285 (TARGET_LEGITIMATE_ADDRESS_P): New.
2287 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2288 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
2289 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
2290 (TARGET_LEGITIMATE_ADDRESS_P): New.
2292 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2293 * config/vax/vax-protos.h (legitimate_address_p): Remove.
2294 * config/vax/vax.c (legitimate_address_p): Rename to...
2295 (vax_legitimate_address_p): ... this, make static.
2296 (TARGET_LEGITIMATE_ADDRESS_P): New.
2298 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2299 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
2300 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
2301 (TARGET_LEGITIMATE_ADDRESS_P): New.
2303 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2304 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
2305 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
2306 (mmix_legitimate_address_p): ... this, make static.
2307 (TARGET_LEGITIMATE_ADDRESS_P): New.
2309 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2310 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
2311 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
2312 (TARGET_LEGITIMATE_ADDRESS_P): New.
2314 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2316 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
2317 of MODE_COMPLEX_INT.
2319 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2321 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
2322 LCT_NORMAL in function call.
2323 * mips-tdump.c (print_file_desc): Add cast to enum type.
2324 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
2325 (mark_stabs): Add casts to enum types.
2326 (parse_stabs_common): Add casts to enum types.
2328 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2330 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
2331 Check for invalid values of LETTER.
2333 2009-05-13 Taras Glek <tglek@mozilla.com>
2335 * attribs.c (register_attribute): moved out attribute registration into
2337 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
2338 * gcc-plugin.h: Added forward decl for register_attribute.
2339 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
2340 * plugin.c (register_callback, invoke_plugin_callbacks): Added
2341 PLUGIN_ATTRIBUTES boilerplate.
2343 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
2345 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
2346 values even in sentinel and empty entries.
2347 (ms_printf_flag_specs): Likewise.
2348 (ms_scanf_flag_specs): Likewise.
2349 (ms_strftime_flag_specs): Likewise.
2350 (ms_print_char_table): Likewise.
2351 (ms_scan_char_table): Likewise.
2352 (ms_time_char_table): Likewise.
2354 2009-05-13 Doug Kwan <dougkwan@google.com>
2356 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
2358 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2360 * config/mips/mips.md (store): Add attributes for QI and HI.
2362 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
2363 (truncdi<mode>2): ... this new pattern.
2365 2009-05-13 Brad Hards <bradh@kde.org>
2367 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
2369 2009-05-14 Jakub Jelinek <jakub@redhat.com>
2370 Ben Elliston <bje@au.ibm.com>
2373 * dse.c (check_mem_read_rtx): Guard against width == -1.
2375 2009-05-13 Michael Matz <matz@suse.de>
2378 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
2379 (trivially_conflicts_p): New function.
2380 (insert_backedge_copies): Use it.
2382 2009-05-13 Janis Johnson <janis187@us.ibm.com>
2384 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
2385 (handle_stdc_pragma): Use new enum constant names.
2386 (handle_pragma_float_const_decimal64): Ditto.
2388 2009-05-13 Ian Lance Taylor <iant@google.com>
2390 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
2393 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
2395 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
2396 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
2398 * config/m68k/m68k.h (FL_UCLINUX): Define.
2400 2009-05-13 Jan Hubicka <jh@suse.cz>
2402 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
2404 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2406 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
2407 unless -fschedule-insns is specified.
2409 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2412 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
2413 TARGET_EXPAND_CBRANCHDI4.
2414 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
2415 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
2416 (cmpeqdi): Fix comment.
2418 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2420 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
2421 (sh_legitimate_address_p): Likewise.
2422 * config/sh/sh.c (sh_legitimate_index_p): New.
2423 (sh_legitimate_address_p): Likewise.
2424 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
2425 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
2426 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
2427 (MAYBE_BASE_REGISTER_RTX_P): New macro.
2428 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
2429 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
2430 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
2431 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
2432 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
2434 2009-05-12 Jan Hubicka <jh@suse.cz>
2436 * tree-inline.c (estimate_operator_cost): Add operands;
2437 when division happens by constant, it is cheap.
2438 (estimate_num_insns): Loads and stores are not having cost of 0;
2439 EH magic stuff is cheap; when computing runtime cost of switch,
2440 use log2 base of amount of its cases; builtin_expect has cost of 0;
2441 compute cost for moving return value of call.
2442 (init_inline_once): Initialize time_based flags.
2443 * tree-inline.h (eni_weights_d): Add time_based flag.
2445 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2447 * df-core.c: Update head documentation.
2449 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2452 * rs6000.c (rs6000_generate_compare): Use op1b instead of
2453 shadowing exisiting variable op1.
2455 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
2458 * config/i386/driver-i386.c (processor_signatures): New enum.
2459 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
2460 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
2461 processor signature to detect geode processor.
2463 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2467 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2469 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2470 causes spurious differences between trunk and cond-optab branch.
2472 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2474 * dojump.c (compare_from_rtx): Delete.
2475 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
2476 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
2477 if the comparison does not satisfy the predicate; test predicates for
2478 operands 2 and 3 of a cstore pattern. Don't try cstore optab
2479 further if one existing pattern fails.
2480 * expr.h (compare_from_rtx): Delete.
2481 (prepare_operand): Declare it.
2482 * optabs.c: Change "lib call" to "libcall" throughout.
2483 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
2484 HAVE_conditional_trap, emit_cmp_insn): Delete.
2485 (can_compare_p): Delete cmp_optab case.
2486 (prepare_float_lib_cmp): Return an rtx and a machine mode.
2487 Accept other parameters by value.
2488 (prepare_operand): Make non-static.
2489 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
2490 other parameters by value. Try to widen operands here based on
2491 an optab_methods argument and looking at cbranch_optab.
2492 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
2493 loop. Use cbranch_optab directly.
2494 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
2495 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
2497 (emit_conditional_move, emit_conditional_add): Inline what's needed
2498 of compare_from_rtx, using new prepare_cmp_insn for the rest.
2499 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
2500 with COMPARE. Move cmov_optab and cstore_optab above
2501 with cbranch_optab, move cmp_optab down with ucmp_optab,
2502 remove tst_otpab. Do not initialize trap_rtx.
2503 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
2504 for trap code. Do not check HAVE_conditional_trap. Use
2505 prepare_cmp_insn. Accept no predicate for operand 3.
2506 * optabs.h (OTI_cmp): Mark as used only for libcalls.
2507 (OTI_ctrap, ctrap_optab): New.
2508 (tst_optab): Delete.
2509 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
2510 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
2511 with lookup of ctrap_optab.
2512 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
2513 setcc_gen_code): Delete.
2516 * combine.c (combine_simplify_rtx, simplify_set): Do not
2517 special case comparing against zero for cc0 machines.
2518 * simplify-rtx.c (simplify_binary_operation_1): Never remove
2519 COMPARE on cc0 machines.
2520 (simplify_relational_operation): Return a new expression when
2521 a COMPARE could be removed.
2522 * final.c (final_scan_insn): Compare cc_status values
2523 against LHS of a (compare FOO (const_int 0)) cc0 source.
2524 Also check if cc_status.value is the full compare.
2526 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
2527 (cstoreMM4): Document.
2528 (conditional_trap): Document ctrapMM4 instead.
2529 (sync_compare_and_swapMM): Refer to cbranchcc4.
2530 (Dependent Patterns): Eliminate obsolete information referring to
2531 the old jump optimization phase.
2532 (Canonicalization): Include cbranchcc4 case, omit canonicalization
2533 of compares with 0 on cc0 machines.
2534 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
2535 avoiding references to cc0. Remove text about storing operands
2537 * doc/tm.texi (Condition Codes): Include blurb on different
2538 condition code representations, separate into subsections for
2539 CC0, MODE_CC and conditional execution.
2541 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
2542 alpha_emit_setcc): Accept operands and a machine mode.
2543 * config/alpha/alpha.c (alpha_emit_conditional_branch):
2544 Get code/op0/op1 from operands, use machine mode argument
2545 instead of alpha_compare.fp_p. Emit the branch here.
2546 (alpha_emit_setcc): Likewise, and return boolean.
2547 (alpha_emit_conditional_move): Likewise. Assert that
2548 cmp_op_mode == cmp_mode, and simplify accordingly.
2549 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
2550 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
2551 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
2553 (stack probe test): Use cbranchdi4.
2554 * config/alpha/predicates.md (alpha_cbranch_operator): New.
2556 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
2557 * config/arc/arc.h (movsicc, movsfcc): Use it.
2558 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
2559 (cbranchsi4, cstoresi4): New.
2560 (cmpsi, bCC and sCC expanders): Remove.
2562 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
2563 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
2564 * config/arm/predicates.md (arm_comparison_operator): Only include
2565 floating-point operators if there is a hardware floating-point unit.
2566 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
2567 deferring to cbranch_cc and cstore_cc respectively.
2568 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
2569 cbranch_cc, cstore_cc): New.
2570 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
2572 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
2574 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
2575 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
2577 (adjust_insn_length): Adjust calls.
2578 (avr_reorg): Handle (compare (foo) (const_int 0)).
2579 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
2580 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
2581 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
2582 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
2584 (cbranchqi4, cbranchhi4, cbranchsi4): New.
2585 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
2587 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
2588 (cbranchsi4, cstorebi4, cstoresi4): New.
2589 (movbisi): This insn is duplicate, split it to zero_extend.
2590 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
2591 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
2592 (bfin_optimize_loop): Use cbranch expander.
2593 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
2594 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
2595 (bfin_bimode_comparison_operator): ... this.
2596 (bfin_direct_comparison_operator): New.
2598 * config/cris/cris.c (cris_normal_notice_update_cc): Look
2599 inside (compare FOO (const_int 0)).
2600 (cris_rtx_costs): Handle ZERO_EXTRACT.
2601 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
2602 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
2603 (*tstdi_v32): Delete.
2604 (*cmpdi_non_v32): Add M alternative for operand 1.
2605 (cmpsi, cmp<mode>): Make private.
2606 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
2608 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
2610 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
2611 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
2612 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
2613 (cc_reg_operand): New.
2615 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
2616 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
2617 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
2618 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
2619 crx_expand_scond): Delete.
2621 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
2623 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
2624 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
2626 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
2627 cstoresi4, cstoresf4, cstoredf4): New.
2628 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
2629 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2630 Receive the entire operands array.
2631 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
2632 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
2633 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2634 Get test/op0/op1 from the operands array.
2635 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
2637 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
2638 (h8300_expand_store): New.
2639 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
2641 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
2642 (h8300_expand_store): New.
2643 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
2644 or do not try to produce (set (cc0) REG).
2645 (peepholes): Wrap arguments with COMPARE. Add a peephole to
2646 change a compare into a move to a scratch register. Disable some
2647 peepholes when comparing with zero.
2648 (tstsi, tsthi, tstsi, cmpqi): Make private.
2651 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
2654 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
2655 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
2656 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
2657 (ix86_emit_i387_log1p): Use cbranchxf2.
2658 (ix86_expand_setcc): Return void.
2659 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
2660 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
2661 cmp<MODEF>, cmpcc): Remove.
2662 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
2663 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
2664 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
2665 (sCC and bCC expanders): Remove.
2666 (stack_protect_test): Use cbranchcc4.
2668 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
2670 (ia64_expand_compare): Accept three rtx by reference and return void.
2671 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
2672 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
2673 from *expr. Update *expr with the BImode comparison to do.
2674 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
2675 cmptf, bCC, sCC, conditional_trap): Delete.
2676 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
2677 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
2678 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
2679 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
2680 * config/ia64/predicates.md (ia64_cbranch_operator): New.
2682 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
2683 type of last argument.
2684 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
2685 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
2686 use machine mode argument instead of branch_type. Remove dead
2687 code for floating-point comparisons.
2688 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
2689 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
2691 (cbranchsi4, cstoresi4): New.
2692 * config/iq2000/predicates.md (reg_or_const_operand): New.
2694 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
2695 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
2696 (b<code>_op): Rewrite to...
2697 (bcc_op): ... this, using match_operator.
2698 (s<code>_op): Rewrite to...
2699 (scc_op): ... this, using match_operator.
2700 (s<code>_24_op): Rewrite to...
2701 (scc_op_24): ... this, using match_operator.
2702 (s<code>_<mode>): Rewrite to...
2703 (cstore<mode>4): ... this, using match_operator.
2704 (s<code>_<mode>_24): Rewrite to...
2705 (cstore<mode>4_24): ... this, using match_operator.
2706 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
2707 m32c_unpend_compare, m32c_expand_scc): Delete.
2708 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
2709 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
2710 (m32c_expand_movcc): Change NE to EQ if necessary.
2711 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
2713 * config/m32r/m32r-protos.h (gen_cond_store): New.
2714 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
2715 (gen_cond_store): New, from sCC patterns.
2716 (m32r_expand_block_move): Use cbranchsi4.
2717 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
2718 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
2719 (cbranchsi4, cstoresi4): New.
2721 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
2723 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
2724 (m68hc11_notice_update_cc): Look into a compare with 0.
2725 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
2727 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
2728 cmphi, cmpqi, bCC): Delete.
2729 (cbranchsi4, cbranchhi4, cbranchqi4): New.
2730 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
2731 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
2734 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
2735 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
2736 * config/m68k/constraints.md (H): New.
2737 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
2738 the define_insn below.
2739 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
2740 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
2741 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
2742 patterns): Wrap RHS with COMPARE.
2743 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
2744 (*cmpdi_internal): Name this pattern.
2745 (cmpdi): Change to define_insn.
2746 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
2747 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
2748 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
2750 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
2751 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
2752 (conditional_trap): Change to...
2753 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
2754 (*conditional_trap): Use the ordered_comparison_operator and
2755 const1_operand predicates.
2756 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
2757 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
2758 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
2759 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
2761 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
2762 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
2763 (mcore_gen_compare): New.
2764 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
2765 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
2766 (mcore_gen_compare): ... this.
2767 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
2768 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
2769 (stack probe pattern): Use cbranchsi4.
2771 * config/mips/predicates.md (mips_cstore_operator): New.
2772 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
2773 * config/mips/mips.md (any_cond): Delete.
2774 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
2776 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
2777 fixuns_truncsfdi2): Use cbranch patterns.
2778 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
2779 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
2780 Adjust call to mips_expand_conditional_branch.
2781 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
2783 * config/mips/mips-protos.h (mips_expand_conditional_branch,
2784 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
2785 * config/mips/mips.c (cmp_operands): Delete.
2786 (mips_emit_compare): Get comparison operands from *op0/*op1.
2787 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
2788 that it succeeds. Use op0/op1 instead of cmp_operands.
2789 (mips_expand_conditional_branch, mips_expand_conditional_move,
2790 mips_expand_conditional_trap): Likewise.
2791 (mips_block_move_loop): Use cbranch patterns.
2792 * config/mips/mips.h (cmp_operands): Delete.
2794 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
2795 (mmix_gen_compare_reg): Just return a register in the right CC mode.
2796 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
2797 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
2798 (*cmpcc_folded): Rename to...
2799 (*cmpdi_folded): this.
2800 (*cmpcc): Rename to...
2802 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
2805 (cbranchdf4): New. Handle invalid comparisons here.
2806 * config/mmix/predicates.md (float_comparison_operator): New.
2808 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
2809 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
2810 * config/mn10300/mn10300.md (tst): Delete.
2811 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
2812 Name these patterns and wrap RHS in a compare.
2813 (*cmpsi): Make this pattern private. Include tst.
2814 (*cmpsf): Make this pattern private.
2815 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
2816 (compare with zero peepholes): Likewise.
2818 (cbranchsi4, cbranchsf4): New.
2819 (casesi): Use cbranchsi4.
2821 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
2822 hppa_branch_type): Delete.
2823 (return_addr_rtx): Use cbranchsi4.
2824 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
2825 Emit CCFPmode comparison here.
2826 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
2827 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
2828 hppa_branch_type): Delete.
2829 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
2830 (movsicc, movdicc): Remove references to hppa_compare_op0,
2831 hppa_compare_op1 and compare_from_rtx.
2832 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
2833 (casesi): Use cbranchsi4.
2835 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
2836 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
2837 * config/pdp11/pdp11.md (register_or_const0_operand): New.
2838 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
2839 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
2841 (cbranchdf4, cbranchhi4, cbranchqi4): New.
2842 (*branch, *branch_inverted): New.
2844 * config/picochip/picochip.md (cbranchhi4): Use
2845 ordered_comparison_operator.
2846 (cmphi, bCC): Remove.
2848 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
2849 (trap_comparison_operator): Delete.
2850 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
2851 rs6000_emit_cbranch): Accept mode and operands.
2852 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
2853 rs6000_compare_fp_p): Delete.
2854 (rs6000_generate_compare): Accept mode and comparison. Extract code
2855 and op0/op1 from there. Replace references to rs6000_compare_op0
2856 and rs6000_compare_op1.
2857 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
2858 extract result from passed operands.
2859 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
2860 extract loc from passed operands.
2861 (rs6000_emit_cmove): Likewise.
2862 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
2863 rs6000_compare_fp_p): Delete.
2864 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
2865 (cbranch<GPR>4, cbranch<FP>4): New.
2866 (cstore<mode>4): New. Consolidate here all choices about when to use
2867 portable or specialized sCC sequences.
2868 (stack_protect_test): Use cbranchsi4.
2869 (conditional_trap): Replace with ctrap<GPR>4.
2870 (conditional trap insn): Replace trap_comparison_operator with
2871 ordered_comparison_operator.
2873 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
2874 (s390_emit_prologue): Use ctrap.
2875 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
2876 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
2877 New predicates replacing...
2878 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
2879 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
2880 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
2881 (add<mode>cc): Do not use s390_compare_op0/op1.
2882 (s<code>): Change to...
2883 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
2885 (cstorecc4): ... this. Handle EQ or NE equally.
2886 (*sne): Un-privatize for use in cstorecc4.
2887 (b<code>): Change to...
2888 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
2889 (conditional_trap): Replace with...
2890 (ctrap<GPR>4, ctrap<FP>4): ... these.
2891 (stack_protect): Use cbranchcc4.
2893 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
2894 * config/score/score-protos.h (score_gen_cmp): Delete.
2895 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
2896 (score_block_move-loop): Use cbranchsi4.
2897 * config/score/score.md (cbranchsi4): New.
2898 (cmpsi, bCC): Delete.
2899 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
2900 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2901 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
2902 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2903 * config/score/score3.h (score3_gen_cmp): Delete.
2904 * config/score/score7.h (score7_gen_cmp): Delete.
2906 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
2907 (sh_emit_scc_to_t): ... this. Return void.
2908 (from_compare): Rename to...
2909 (sh_emit_compare_and_branch): ... this.
2910 (sh_emit_compare_and_set): New.
2911 (sh_expand_t_scc): Accept operands.
2912 * config/sh/predicates.md (sh_float_comparison_operator): New.
2913 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
2914 (prepare_scc_operands): Rename to...
2915 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
2917 (sh_emit_cheap_store_flag): New.
2918 (sh_emit_set_t_insn): New.
2919 (from_compare): Rename to...
2920 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
2921 handling of TARGET_SH2E floating point to avoid recursive call.
2922 Generate branch here.
2923 (sh_emit_compare_and_set): New.
2924 (sh_expand_t_scc): Get op0/op1 from arguments.
2925 (sh_emit_cheap_store_flag): New.
2926 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
2928 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
2929 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
2930 (movsicc, movdicc): Do nothing when it recreated operands from
2931 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
2932 prepare_scc_operands (now sh_emit_scc_to_t).
2933 (udivdi3): Use cstoresi4.
2934 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
2935 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
2936 (cbranchint4_media, cbranchfp4_media): New.
2937 (casesi): Use cbranchdi4.
2938 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
2940 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
2941 (movnegt): Remove second operand.
2942 (cbranchsf4, cbranchdf4): New.
2943 (stack_protect): Use cbranchdi4/cbranchsi4.
2945 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
2946 (gen_compare_reg): Accept comparison, extract part of it to...
2947 (gen_compare_reg_1): ... this.
2948 (gen_compare_operator): Delete.
2949 (gen_v9_scc): Accept separate destination, comparison code and arms.
2950 Do not use sparc_compare_op0/sparc_compare_op1.
2951 (emit_scc_insn, emit_conditional_branch_insn): New.
2952 (emit_v9_brxx): Make static. Remove useless assertion.
2953 (sparc_emit_float_lib_cmp): Return RTL instead of calling
2955 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
2956 * config/sparc/sparc-protos.h (gen_compare_reg,
2957 sparc_emit_float_lib_cmp): Adjust prototype.
2958 (emit_scc_insn, emit_conditional_branch_insn): New.
2959 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
2960 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
2961 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
2962 iterators to the top.
2963 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
2964 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
2965 snedi_special_trunc): Delete.
2966 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
2967 and snedi_special_trunc.
2968 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
2969 cbranchdi4, cbranch<F:mode>4): New.
2970 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
2971 here. Use gen_compare_reg instead of gen_compare_operator.
2972 (conditional_trap): Replace with...
2973 (ctrapsi4, ctrapdi4): ... this.
2974 (stack_protect_test): Use cbranchcc4.
2976 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
2978 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
2979 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
2980 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
2981 from operands[0] or operands[3] depending on is_set.
2982 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
2983 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
2984 cmpdf, bCC), sCC: Remove.
2985 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
2986 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
2988 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
2989 spu_emit_branch_or_set.
2991 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
2993 * config/stormy16/stormy16.h (xstormy16_compare_op0,
2994 xstormy16_compare_op1): Delete.
2995 * config/stormy16/stormy16.c (xstormy16_compare_op0,
2996 xstormy16_compare_op1): Delete.
2997 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
2999 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
3000 (cmphi, cmpsi, bCC): Remove.
3002 * config/v850/v850.md (tstsi, cmpsi): Fold into...
3003 (*cmpsi): ... this one.
3004 (cbranchsi4, cstoresi4): New.
3005 (bCC expanders): Delete.
3006 (sCC insns): Fold into...
3007 (*setcc): ... this one.
3008 (casesi): Do not use gen_cmpsi and gen_bgtu.
3009 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
3010 (movsicc): Simplify.
3011 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
3013 * config/vax/vax-protos.h (cond_name): New.
3014 (vax_output_conditional_branch): Remove.
3015 * config/vax/vax.c (cond_name): New.
3016 (vax_output_conditional_branch): Remove.
3017 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
3018 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
3019 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
3020 (bit<VAXint>): Wrap source with (compare).
3021 (b<code> and following unnamed pattern): Rename to *branch and
3022 *branch_reversed. Change macroization to match_operator.
3023 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
3025 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
3026 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
3027 Change last argument to machine_mode.
3028 (xtensa_expand_scc): Add machine_mode argument.
3029 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
3030 (gen_conditional_move, xtensa_expand_conditional_branch,
3031 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
3032 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
3033 Adjust operand numbers.
3034 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
3036 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
3037 (cmpsi, cmpsf, b<code>, s<code>): Delete.
3038 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
3040 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3042 * optabs.c (prepare_cmp_insn): Temporarily disable test that
3043 causes spurious differences between trunk and cond-optab branch.
3045 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3048 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
3050 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3052 * tree.c (iterative_hash_pointer): Delete.
3053 (iterative_hash_expr): Short-circuit handling of NULL pointer.
3054 Hash UIDs and versions of SSA names. Don't special-case built-in
3055 function declarations.
3057 2009-05-11 Ian Lance Taylor <iant@google.com>
3060 * graphite.c: Force -Wc++-compat to only be a warning before
3061 #including "cloog/cloog.h".
3063 2009-05-11 Martin Jambor <mjambor@suse.cz>
3065 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
3067 2009-05-11 Jan Hubicka <jh@suse.cz>
3069 * tree-ssa-loop-ivcanon.c: Include target.h
3070 (struct loop_size): new structure.
3071 (constant_after_peeling): New predicate.
3072 (tree_estimate_loop_size): New function.
3073 (estimated_unrolled_size): Rewrite for new estimates.
3074 (try_unroll_loop_completely): Use new estimates.
3075 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
3077 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3079 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
3080 libcpp interface change.
3081 (spu_macro_to_expand): Likewise.
3083 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
3085 PR tree-optimization/40026
3086 * gimplify.c (gimplify_init_constructor): Change initial conditional
3087 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
3088 optimize_compound_literals_in_ctor.
3090 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
3092 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
3094 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
3096 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
3098 * tree-vect-data-refs.c (vect_analyze_group_access): Use
3099 HOST_WIDE_INT for gap.
3101 2009-05-11 Ira Rosen <irar@il.ibm.com>
3103 PR tree-optimization/40074
3104 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
3105 account in group size and step comparison.
3107 2009-05-11 Richard Guenther <rguenther@suse.de>
3109 * passes.c (init_optimization_passes): Strip now incorrect comment.
3110 (execute_function_todo): Do not set PROP_alias.
3111 * tree-pass.h (PROP_alias): Remove.
3112 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
3113 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
3114 * tree-nrv.c (pass_return_slot): Likewise.
3115 * tree-object-size.c (pass_object_sizes): Likewise.
3116 * tree-ssa-dom.c (pass_dominator): Likewise.
3117 (pass_phi_only_cprop): Likewise.
3118 * tree-ssa-dse.c (pass_dse): Likewise.
3119 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
3120 (pass_cselim): Likewise.
3121 * tree-ssa-pre.c (pass_pre): Likewise.
3122 (pass_fre): Likewise.
3123 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3124 * tree-ssa-sink.c (pass_sink_code): Likewise.
3125 * tree-stdarg.c (pass_stdarg): Likewise.
3126 * tree-tailcall.c (pass_tail_calls): Likewise.
3127 * tree-vrp.c (pass_vrp): Likewise.
3129 2009-05-10 Ian Lance Taylor <iant@google.com>
3131 * basic-block.h (enum profile_status): Break out of struct
3133 * cgraph.h (struct inline_summary): Break out of struct
3135 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
3136 of struct cgraph_order_sort.
3137 * combine.c (enum undo_kind): New enum, broken out of struct undo.
3138 * cse.c (struct branch_path): Break out of struct
3139 cse_basic_block_data.
3140 * except.h (enum eh_region_type): Break out of struct eh_region.
3141 * gcc.c (enum add_del): Break out of struct modify_target.
3142 * genrecog.c (enum decision_type): Break out of struct decision_test.
3143 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
3145 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
3146 * regmove.c (enum match_use): New enum, broken out of struct match.
3147 * sched-int.h (enum post_call_group): New enum, broken out of
3149 (struct deps_reg): Break out of struct deps.
3150 * target.h (struct asm_int_op): Break out of struct gcc_target.
3151 * tree-eh.c (struct goto_queue_node): Break out of struct
3153 * tree-inline.h (enum copy_body_cge_which): Break out of
3155 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
3157 * c-decl.c (in_struct, struct_types): New static variables.
3158 (pushtag): Add loc parameter. Change all callers.
3159 (lookup_tag): Add ploc parameter. Change all callers.
3160 (check_compound_literal_type): New function.
3161 (parser_xref_tag): Add loc parameter. Change all callers. If
3162 -Wc++-compat, warn about struct/union/enum types defined within a
3164 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
3165 and loc parameters. Change all callers. Change error calls to
3166 error_at, using loc. For a redefinition, if the location of the
3167 original definition is known, report it. Set in_struct and
3168 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
3169 (finish_struct): Add new parameters enclosing_in_struct and
3170 enclosing_struct_types. Change all callers. Set
3171 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
3172 in the struct. If in a struct, add this struct to struct_types.
3173 (start_enum): Add loc parameter. Change all callers. Use
3174 error_at for errors, using loc. For a redefinition, if the
3175 location of the original definition is known, report it. If in a
3176 struct, add this enum type to struct_types. If -Wc++-compat warn
3177 if in sizeof, typeof, or alignof.
3178 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
3179 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
3180 (c_parser_enum_specifier): Get enum location for start_enum.
3181 (c_parser_struct_or_union_specifier): Get struct location for
3182 start_struct. Save in_struct and struct_types status between
3183 start_struct and finish_struct.
3184 (c_parser_cast_expression): Get location of cast.
3185 (c_parser_alignof_expression): Get location of type.
3186 (c_parser_postfix_expression): Likewise.
3187 (c_parser_postfix_expression_after_paren_type): Add type_loc
3188 parameter. Change all callers. Call check_compound_literal_type.
3189 Use type_loc for error about variable size type.
3190 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
3191 of an enum constant from an enum type defined in a struct or union.
3192 (c_cast_expr): Add loc parameter. Change all callers. If
3193 -Wc++-compat, warn about defining a type in a cast.
3194 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
3195 (start_enum, start_struct, finish_struct): Update declarations.
3196 (parser_xref_tag, c_cast_expr): Update declarations.
3197 (check_compound_literal_type): Declare.
3199 2009-05-11 Ben Elliston <bje@au.ibm.com>
3201 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
3202 for recent libcpp interface change.
3203 (rs6000_macro_to_expand): Likewise.
3205 2009-05-10 Michael Matz <matz@suse.de>
3208 * config/arm/arm.c (require_pic_register): Emit on entry edge,
3209 not at entry of function.
3211 2009-05-10 Richard Guenther <rguenther@suse.de>
3213 PR tree-optimization/40081
3215 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3216 using the main variant of the element type. Do not fiddle with
3217 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3219 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
3220 structs with volatile fields.
3222 2009-05-10 Jan Hubicka <jh@suse.cz>
3224 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
3225 (estimate_move_cost): Assert that it does not get called for
3227 (estimate_num_insns): Skip VOID types in argument handling.
3228 (optimize_inline_calls): Delete unreachable blocks and verify that
3231 2009-05-10 Jan Hubicka <jh@suse.cz>
3233 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
3234 * cgraph.c (cgraph_mark_address_taken_node): New function.
3235 (dump_cgraph_node): Dump new flag.
3236 * cgraph.h (struct cgraph_node): Add address_taken.
3237 (cgraph_mark_address_taken_node): New function.
3238 * ipa.c (cgraph_postorder): Prioritize functions with address taken
3239 since new direct calls can be born.
3241 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3243 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
3246 2009-05-10 Jan Hubicka <jh@suse.cz>
3249 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
3251 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
3252 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
3253 * tree-inline.c (copy_bb): Set frequency correctly.
3254 (fold_marked_statements): Update call to
3255 cgraph_update_edges_for_call_stmt.
3257 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3259 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
3260 identifiers in diagnostics.
3261 * config/arm/arm.c (arm_handle_fndecl_attribute,
3262 arm_handle_isr_attribute): Likewise.
3263 * config/avr/avr.c (avr_handle_progmem_attribute,
3264 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
3265 * config/bfin/bfin.c (handle_int_attribute,
3266 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
3267 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
3268 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
3270 * config/darwin.c (darwin_handle_kext_attribute,
3271 darwin_handle_weak_import_attribute): Likewise.
3272 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
3273 h8300_handle_eightbit_data_attribute,
3274 h8300_handle_tiny_data_attribute): Likewise.
3275 * config/i386/i386.c (ix86_handle_cconv_attribute,
3276 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
3277 * config/i386/winnt.c (ix86_handle_shared_attribute,
3278 ix86_handle_selectany_attribute): Likewise.
3279 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3280 * config/m32c/m32c.c (function_vector_handler): Likewise.
3281 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
3282 m68hc11_handle_fntype_attribute): Likewise.
3283 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3284 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3285 * config/mips/mips.c (mips_insert_attributes,
3286 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
3287 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
3288 rs6000_handle_struct_attribute): Likewise.
3289 * config/sh/sh.c (sh_insert_attributes,
3290 sh_handle_resbank_handler_attribute,
3291 sh_handle_interrupt_handler_attribute,
3292 sh2a_handle_function_vector_handler_attribute,
3293 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3295 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
3296 * config/spu/spu.c (spu_handle_fndecl_attribute,
3297 spu_handle_vector_attribute): Likewise.
3298 * config/stormy16/stormy16.c
3299 (xstormy16_handle_interrupt_attribute): Likewise.
3300 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
3301 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3303 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3305 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
3306 (pp_translate_identifiers): New.
3307 (pp_identifier): Only conditionally translate identifier to locale
3309 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
3310 (pp_base_tree_identifier): Only conditionally translate identifier
3311 to locale character set.
3312 * c-pretty-print.c (M_): Define.
3313 (pp_c_type_specifier, pp_c_primary_expression): Mark English
3314 fragments for conditional translation with M_.
3315 * tree-pretty-print.c (maybe_init_pretty_print): Disable
3316 identifier translation.
3318 2009-05-10 Richard Guenther <rguenther@suse.de>
3320 PR tree-optimization/40081
3321 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3322 using the main variant of the element type. Do not fiddle with
3323 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3325 2009-05-09 Jan Hubicka <jh@suse.cz>
3328 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
3329 indirect calls; verify cgraph afterwards.
3331 2009-05-09 Jan Hubicka <jh@suse.cz>
3334 * ipa.c (update_inlined_to_pointer): New function.
3335 (cgraph_remove_unreachable_nodes): Use it.
3337 2009-05-09 Jan Hubicka <jh@suse.cz>
3339 * tree-eh.c (struct leh_state): Remove prev_try.
3340 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
3342 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
3343 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
3344 remove_eh_handler_and_replace, foreach_reachable_handler,
3345 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
3346 * except.h (struct eh_region): Remove eh_region_u_cleanup.
3347 (gen_eh_region_cleanup): Update prototype.
3349 2009-05-09 Jan Hubicka <jh@suse.cz>
3352 * except.c (copy_eh_region): Always set prev_try.
3353 (redirect_eh_edge_to_label): Find outer try.
3354 (foreach_reachable_handler): When looking for prev try
3355 handle case where previous try is not going to be taken.
3357 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3359 PR tree-optimization/40049
3360 * tree-vect-stmts.c (vectorizable_operation): If the machine has
3361 only vector/vector shifts, convert the type of the constant to the
3362 appropriate type to avoid building incorrect trees, which
3363 eventually have problems with garbage collection.
3365 2009-05-08 Joseph Myers <joseph@codesourcery.com>
3367 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
3368 -1 for complex floating-point types if honoring signed zeros.
3370 2009-05-08 Jan Hubicka <jh@suse.cz>
3372 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
3373 argument; handle correctly when profile is absent.
3374 (build_cgraph_edges): Update.
3375 (rebuild_cgraph_edges): Update.
3376 * cgraph.c: Do not include varray.h.
3377 (cgraph_set_call_stmt_including_clones): New function.
3378 (cgraph_create_edge_including_clones): Likewise
3379 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
3380 (cgraph_update_edges_for_call_stmt): Handle clones.
3381 (cgraph_remove_node): Handle clone tree.
3382 (cgraph_remove_node_and_inline_clones): New function.
3383 (dump_cgraph_node): Dump clone tree.
3384 (cgraph_clone_node): Handle clone tree.
3385 (clone_function_name): Bring here from tree-inline.c.
3386 (cgraph_create_virtual_clone): New function.
3387 * cgraph.h (ipa_replace_map): Move here from ipa.h.
3388 (cgraph_clone_info): New function.
3389 (strut cgraph_node): Add clone_info and new clone tree pointers.
3390 (cgraph_remove_node_and_inline_clones,
3391 cgraph_set_call_stmt_including_clones,
3392 cgraph_create_edge_including_clones,
3393 cgraph_create_virtual_clone): Declare.
3394 (cgraph_function_versioning): Use VEC argument.
3395 (compute_call_stmt_bb_frequency): Update prototype.
3396 (cgraph_materialize_all_clones): New function.
3397 * ipa-cp.c (ipcp_update_cloned_node): Remove.
3398 (ipcp_create_replace_map): Update to VECtors.
3399 (ipcp_update_callgraph): Use virtual clones.
3400 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
3401 (ipcp_update_profiling): Do not update local profiling.
3402 (ipcp_insert_stage): Use VECtors and virtual clones.
3403 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
3404 (clone_of_p): New function.
3405 (cgraph_preserve_function_body_p): Use clone tree.
3406 (cgraph_optimize): Materialize clones.
3407 (cgraph_function_versioning): Update for VECtors.
3408 (save_inline_function_body): Use clone tree.
3409 (cgraph_materialize_clone): New function.
3410 (cgraph_materialize_all_clones): Likewise.
3411 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
3412 * ipa.c: Include gimple.h.
3413 (cgraph_remove_unreachable_nodes): Use clone tree.
3414 * ipa-prop.c (ipa_note_param_call): Update call to
3415 compute_call_stmt_bb_frequencycall.
3416 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
3417 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
3418 (copy_bb): Handle updating of clone tree; add new edge when new call
3420 (expand_call_inline): Be strict about every call having edge.
3421 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
3422 (delete_unreachable_blocks_update_callgraph): New function.
3423 (tree_function_versioning): Use VECtors; always remove unreachable
3424 blocks and fold conditionals.
3425 * tree-inline.h: Do not include varray.h.
3426 (tree_function_versioning): Remove.
3427 * Makefile.in (GTFILES): Remove tree-inline.c
3428 * passes.c (do_per_function): Do only functions having body.
3429 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
3432 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
3433 Andrew Morrow <acm@google.com>
3436 * c-common.c (c_common_attribute_table): Permit deprecated
3437 attribute to take an optional argument.
3438 (handle_deprecated_attribute): If the optional argument to
3439 __attribute__((deprecated)) is not a string ignore the attribute
3442 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
3443 * c-typeck.c (build_component_ref): Likewise.
3444 (build_external_ref): Likewise.
3446 * toplev.c (warn_deprecated_use): Add an attribute argument.
3447 Emit the message associated with __attribute__((deprecated)).
3449 * toplev.h (warn_deprecated_use): Updated.
3451 * doc/extend.texi: Document new optional parameter to
3452 __attribute__((deprecated))
3454 2009-05-08 Michael Eager <eager@eagercon.com>
3456 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
3457 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
3459 2009-05-08 Richard Guenther <rguenther@suse.de>
3461 PR tree-optimization/40062
3462 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
3463 Avoid exponential behavior.
3465 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3467 PR rtl-optimization/33928
3469 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
3470 process_uses, build_single_def_use_links): New.
3471 (update_df): Update use_def_ref.
3472 (forward_propagate_into): Use get_def_for_use instead of use-def
3474 (fwprop_init): Call build_single_def_use_links and let it initialize
3476 (fwprop_done): Free use_def_ref.
3477 (fwprop_addr): Eliminate duplicate call to df_set_flags.
3478 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
3479 df_rd_simulate_one_insn): New.
3480 (df_rd_bb_local_compute_process_def): Update head comment.
3481 (df_chain_create_bb): Use the new RD simulation functions.
3482 * df.h (df_rd_simulate_artificial_defs_at_top,
3483 df_rd_simulate_one_insn): New.
3484 * opts.c (decode_options): Enable fwprop at -O1.
3485 * doc/invoke.texi (-fforward-propagate): Document this.
3487 2009-05-08 Joseph Myers <joseph@codesourcery.com>
3490 * c-typeck.c (build_binary_op): Handle arithmetic between one real
3491 and one complex operand specially.
3492 * tree-complex.c (some_nonzerop): Do not identify a real value as
3493 zero if flag_signed_zeros.
3495 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3497 PR rtl-optimization/33928
3498 * loop-invariant.c (record_use): Fix && vs. || mishap.
3500 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3502 PR rtl-optimization/33928
3503 * loop-invariant.c (struct use): Add addr_use_p.
3504 (struct def): Add n_addr_uses.
3505 (struct invariant): Add cheap_address.
3506 (create_new_invariant): Set cheap_address.
3507 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
3508 (record_uses): Pass df_ref to record_use.
3509 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
3512 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3514 * config/sh/sh.c: Do not include c-pragma.h.
3516 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
3518 * config/spu/spu.c: Remove include of c-common.h.
3520 2009-05-07 Janis Johnson <janis187@us.ibm.com>
3523 * c-common.h (mark_valid_location_for_stdc_pragma,
3524 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
3525 clear_float_const_decimal64, float_const_decimal64_p): New.
3526 * c.opt (Wunsuffixed-float-constants): New.
3527 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
3528 unsuffixed float constant, handle new warning.
3529 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
3530 * c-decl.c (c_scope): New flag float_const_decimal64.
3531 (set_float_const_decimal64, clear_float_const_decimal64,
3532 float_const_decimal64_p): New.
3533 (push_scope): Set new flag.
3534 * c-parser.c (c_parser_translation_unit): Mark when it's valid
3535 to use STDC pragmas.
3536 (c_parser_external_declaration): Ditto.
3537 (c_parser_compound_statement_nostart): Ditto.
3538 * c-pragma.c (valid_location_for_stdc_pragma,
3539 mark_valid_location_for_stdc_pragma,
3540 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
3541 handle_pragma_float_const_decimal64): New.
3542 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
3543 * cp/semantics.c (valid_location_for_stdc_pragma_p,
3544 set_float_const_decimal64, clear_float_const_decimal64,
3545 float_const_decimal64_p): New dummy functions.
3546 * doc/extend.texi (Decimal Float): Remove statement that the
3547 pragma, and suffix for double constants, are not supported.
3548 * doc/invoke.texi (Warning Options): List new option.
3549 (-Wunsuffixed-float-constants): New.
3551 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
3553 * config/i386/i386.c: Do not include c-common.h.
3555 2009-05-07 Mark Heffernan <meheff@google.com>
3557 * doc/invoke.texi (Debugging Options): Document change of debugging
3559 * opts.c (decode_options): Make dump_base_name relative to
3560 aux_base_name directory.
3562 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3564 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
3565 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
3567 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
3569 * Makefile.in (install-plugin): Simplify a bit.
3571 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
3573 * Makefile.in (OBJS-common): Add regcprop.o.
3575 * timevar.def (TV_CPROP_REGISTERS): New.
3576 * regrename.c (regrename_optimize): Return 0.
3577 (rest_of_handle_regrename): Delete.
3578 (pass_rename_registers): Point to regrename_optimize.
3579 (struct value_data_entry, struct value_data,
3580 kill_value_one_regno, kill_value_regno, kill_value,
3581 set_value_regno, init_value_data, kill_clobbered_value,
3582 kill_set_value, kill_autoinc_value, copy_value,
3583 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
3584 replace_oldest_value_reg, replace_oldest_value_addr,
3585 replace_oldest_value_mem, copyprop_hardreg_forward_1,
3586 debug_value_data, validate_value_data): Move...
3587 * regcprop.c: ... here.
3588 (rest_of_handle_cprop): Delete.
3589 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
3591 2009-05-07 Jakub Jelinek <jakub@redhat.com>
3594 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
3595 GEN_INT for 1 << bitnum.
3596 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
3599 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
3601 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
3602 Remove wrong description of "nand" operation.
3604 2009-05-06 Richard Guenther <rguenther@suse.de>
3605 Adam Nemet <anemet@caviumnetworks.com>
3607 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
3608 comment. Add that if LHS is not a gimple register, then RHS1 has
3609 to be a single object (GIMPLE_SINGLE_RHS).
3611 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
3613 * expr.c (get_def_for_expr): Move it up in the file.
3614 (store_field): When expanding a bit-field store, look at the
3615 defining gimple stmt for the masking conversion.
3617 2009-05-06 Janis Johnson <janis187@us.ibm.com>
3620 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
3621 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
3622 32-bit memcpy into long.
3624 2009-05-06 Jakub Jelinek <jakub@redhat.com>
3626 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
3627 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
3629 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
3630 instead of appending DW_OP_deref*.
3632 2009-05-06 Michael Matz <matz@suse.de>
3635 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
3636 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
3638 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
3640 * Makefile.in (install-plugin): Fix srcdir handling.
3642 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
3644 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
3645 when processing for not_regs_needed bitmap.
3646 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
3647 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
3648 handling it for rhs.
3650 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3652 * config/i386/i386.md (unnamed inc/dec peephole): Use
3653 optimize_insn_for_size_p instead of optimize_size.
3654 * config/i386/predicates.md (incdec_operand): Likewise.
3655 (aligned_operand): Likewise.
3656 * config/i386/sse.md (divv8sf3): Likewise.
3657 (sqrtv8sf2): Likewise.
3659 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3661 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
3663 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
3665 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3667 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
3668 ssemodesuffixf2c with avxmodesuffixf2c.
3670 2009-05-06 Joseph Myers <joseph@codesourcery.com>
3673 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
3675 2009-05-05 Jakub Jelinek <jakub@redhat.com>
3677 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
3678 (struct tree_base): Adjust spacing for 8 bit boundaries.
3679 (struct tree_decl_common): Add decl_by_reference_flag bit.
3680 (DECL_BY_REFERENCE): Adjust.
3681 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
3682 print DECL_BY_REFERENCE bit.
3683 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
3684 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
3685 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
3686 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
3690 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
3691 range of the type, but default label is missing, add it with one
3692 of the existing labels instead of adding a new label for it.
3694 2009-05-05 Joseph Myers <joseph@codesourcery.com>
3698 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
3700 * Makefile.in (enable_plugin, plugin_includedir): New.
3701 (install): Depend on install-plugin.
3702 (PLUGIN_HEADERS): New.
3703 (install-plugin): New.
3704 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
3706 2009-05-05 Richard Guenther <rguenther@suse.de>
3708 PR tree-optimization/40022
3709 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
3711 (phivn_valid_p): Fix tuplification error, simplify.
3712 (phiprop_insert_phi): Add dumps.
3713 (propagate_with_phi): Simplify.
3715 2009-05-05 Richard Guenther <rguenther@suse.de>
3718 * builtins.c (gimplify_va_arg_expr): Properly build the address.
3720 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
3722 * tree.h (strip_float_extensions): Remove duplicate declaration.
3723 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
3724 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
3725 block_ultimate_origin): Rearrange the declarations line to match the
3726 comment that indicates the .c file which the functions are defined.
3727 (dwarf2out_*, set_decl_rtl): Add comment.
3728 (get_base_address): Adjust comment.
3729 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
3730 declarations line and add comment.
3731 (is_builtin_name): Add blank after function name, for clarity.
3733 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3735 * attribs.c (decl_attributes): Use %qE for identifiers in
3737 * cgraphunit.c (verify_cgraph_node): Translate function names to
3738 locale character set in diagnostics.
3739 * coverage.c (get_coverage_counts): Use %qE for identifiers in
3741 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
3742 Document that functions are named in UTF-8.
3743 * expr.c (expand_expr_real_1): Translate function names to locale
3744 character set in diagnostics.
3745 * gimplify.c (omp_notice_variable, omp_is_private,
3746 gimplify_scan_omp_clauses): Use %qE for identifiers in
3748 * langhooks.c (lhd_print_error_function): Translate function names
3749 to locale character set.
3750 * langhooks.h (decl_printable_name): Document that return value is
3751 in internal character set.
3752 * stmt.c: Include pretty-print.h
3753 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
3755 (resolve_operand_name_1): Translate named operand name to locale
3757 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
3759 * toplev.c (announce_function): Translate function names to locale
3761 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
3762 (default_tree_printer): Use pp_identifier or translate identifiers
3763 to locale character set. Mark "<anonymous>" for translation.
3764 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
3765 for identifiers in diagnostics.
3766 * tree.c (handle_dll_attribute): Use %qE for identifiers in
3768 * varasm.c (output_constructor): Use %qE for identifiers in
3771 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
3773 * configure.ac: use ` ` instead of $()
3774 * configure: Regenerate.
3776 2009-05-05 Ben Elliston <bje@au.ibm.com>
3778 * config/pa/linux-atomic.c: Eliminate conditional include of
3779 errno.h on non-LP64 systems to simplify build requirements.
3781 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3783 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
3785 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
3786 and pass value to identifier_to_locale.
3787 (warn_variable_length_array): Make name a tree.
3788 (grokdeclarator): Separate diagnostic texts for named and unnamed
3789 declarators. Use %qE for named declarators.
3790 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
3792 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
3793 identifiers in diagnostics.
3794 * c-typeck.c (push_member_name, start_init): Pass identifiers to
3795 identifier_to_locale. Mark "anonymous" strings for translation.
3797 2009-05-04 Michael Eager <eager@eagercon.com>
3799 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
3800 address for DImode/DFmode only if double-precision FP regs.
3802 2009-05-04 Michael Eager <eager@eagercon.com>
3804 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
3805 TARGET_SINGLE_FLOAT check.
3807 2009-05-04 Michael Eager <eager@eagercon.com>
3809 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
3811 2009-05-04 Michael Eager <eager@eagercon.com>
3813 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
3814 * config/rs6000/t-xilinx: New
3816 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
3818 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
3819 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
3820 * gcc/explow.c (memory_address): Use target hook.
3821 * gcc/targhooks.c (default_legitimize_address): New.
3822 * gcc/targhooks.h (default_legitimize_address): New.
3823 * gcc/target.h (legitimize_address): New.
3824 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
3825 (TARGET_INITIALIZER): Include it.
3826 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
3828 * config/bfin/bfin-protos.h (legitimize_address): Remove.
3829 * config/bfin/bfin.c (legitimize_address): Remove.
3830 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
3831 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
3833 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
3834 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
3836 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
3837 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
3838 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
3839 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
3840 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
3841 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
3842 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
3843 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
3844 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
3845 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
3846 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
3847 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
3848 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
3849 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
3850 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
3851 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
3852 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
3853 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
3854 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
3855 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
3856 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
3857 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
3858 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
3860 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
3861 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
3862 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
3863 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
3864 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
3865 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
3866 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
3867 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
3868 (thumb_legitimize_address): Delete.
3869 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
3870 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
3871 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
3872 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
3873 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
3874 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
3876 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
3879 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
3880 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
3881 * config/m32r/m32r.c (m32r_legitimize_address): New.
3882 * config/m68k/m68k.c (m68k_legitimize_address): New.
3883 * config/score/score.c (score_legitimize_address): Standardize.
3884 * config/score/score3.c (score3_legitimize_address): Standardize.
3885 * config/score/score3.h (score3_legitimize_address): Adjust.
3886 * config/score/score7.c (score7_legitimize_address): Standardize.
3887 * config/score/score7.h (score7_legitimize_address): Adjust.
3888 * config/sh/sh.c (sh_legitimize_address): New.
3889 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
3891 * gcc/config/s390/s390.c (legitimize_address): Rename to...
3892 (s390_legitimize_address): ... this.
3893 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
3894 (sparc_legitimize_address): ... this.
3895 * gcc/config/i386/i386.c (legitimize_address): Rename to...
3896 (ix86_legitimize_address): ... this.
3897 * gcc/config/avr/avr.c (legitimize_address): Rename to...
3898 (avr_legitimize_address): ... this.
3899 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
3900 (mn10300_legitimize_address): ... this.
3901 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
3902 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
3903 (alpha_expand_mov): Adjust call.
3905 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
3906 * config/spu/spu.c (spu_legitimize_address): Likewise.
3907 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
3908 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3910 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3912 * intl.c (locale_encoding, locale_utf8): New.
3913 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
3914 * intl.h (locale_encoding, locale_utf8): Declare.
3915 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
3916 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
3918 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
3920 (pp_tree_identifier): Define to call pp_base_tree_identifier.
3921 (pp_base_tree_identifier): Declare as function.
3922 (identifier_to_locale): Declare.
3923 * Makefile.in (pretty-print.o): Update dependencies.
3924 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
3926 2009-05-04 Richard Guenther <rguenther@suse.de>
3929 * builtins.c (fold_builtin_memory_op): Do not decay to element
3930 type if the size matches the whole array.
3932 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3934 * expmed.c (synth_mult): When trying out a shift, pass the result
3937 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3939 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
3940 (shiftsub1_cost): New.
3941 (init_expmed): Compute shiftsub1_cost.
3942 (synth_mult): Optimize multiplications by constants of the form
3943 -(2^^m-1) for some constant positive integer m.
3945 2009-05-03 Richard Guenther <rguenther@suse.de>
3948 * c-typeck.c (array_to_pointer_conversion): Do not built
3949 ADDR_EXPRs of arrays of pointer-to-element type.
3950 * c-gimplify.c (c_gimplify_expr): Revert change fixing
3951 up wrong ADDR_EXPRs after-the-fact.
3952 * c-common.c (strict_aliasing_warning): Strip pointer
3953 conversions for obtaining the original type.
3954 * builtins.c (fold_builtin_memset): Handle array types.
3955 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
3958 2009-05-03 Richard Guenther <rguenther@suse.de>
3961 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
3962 Do not lose casts from array types with unknown extent to array
3963 types with known extent.
3964 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
3965 alias set compatibility.
3967 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
3969 * flags.h (extra_warnings): Delete.
3970 * toplev.c (process_options): Handle Wuninitialized here.
3971 * opts.c (extra_warnings): Delete.
3972 (set_Wextra): Delete.
3973 (common_handle_option): -Wextra can be handled automatically.
3974 * c-opts.c (c_common_handle_option): Delete obsolete code.
3975 (c_common_post_options): Simplify comment.
3976 * common.opt (W): Add Var.
3978 (Wuninitialized): Initialize to -1.
3980 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
3981 Richard Guenther <rguenther@suse.de>
3983 * expr.c (get_def_for_expr): New function.
3984 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
3985 SSA rather than trees.
3986 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
3987 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
3989 2009-05-03 Joseph Myers <joseph@codesourcery.com>
3991 * c-common.c (reswords): Add _Imaginary.
3992 * c-common.c (enum rid): Add RID_IMAGINARY.
3994 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
3996 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
3997 Patch by Richard Guenther.
3999 2009-05-03 Anatoly Sokolov <aesok@post.ru>
4001 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
4002 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4003 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
4004 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
4005 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
4006 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
4007 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
4008 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
4009 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
4010 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
4011 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
4012 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
4013 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
4014 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
4015 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
4016 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
4017 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
4018 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
4020 2009-05-02 Richard Guenther <rguenther@suse.de>
4022 PR tree-optimization/39940
4023 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
4026 2009-05-02 Richard Guenther <rguenther@suse.de>
4029 * tree-ssa.c (execute_update_addresses_taken): Properly check
4030 if we can mark a variable DECL_GIMPLE_REG_P.
4031 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
4032 back to the end of the function.
4033 (is_gimple_reg_type): Remove complex type special casing.
4034 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
4037 2009-05-02 Ben Elliston <bje@au.ibm.com>
4039 * doc/collect2.texi (Collect2): Document search path behaviour
4040 when configured with --with-ld.
4042 2009-05-02 Jan Hubicka <jh@suse.cz>
4044 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
4045 parameter; update callers.
4046 (coalesce_cost_edge): EH edges are costier because they needs
4047 splitting even if not critical and even more costier when there are
4048 multiple EH predecestors.
4050 2009-05-02 Jan Hubicka <jh@suse.cz>
4052 * except.c (remove_eh_handler_and_replace): Handle updating after
4053 removing TRY blocks.
4055 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
4057 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
4059 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
4061 * varasm.c: Do not include c-pragma.h.
4062 * attribs.c: Do not incude c-common.h.
4064 2009-05-01 Michael Matz <matz@suse.de>
4066 * calls.c (initialize_argument_information): Handle SSA names like
4067 decls with a non MEM_P DECL_RTL.
4069 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4071 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
4072 * ipa-utils.c: Likewise.
4073 * ipa-type-escape.c: Likewise.
4074 * cgraphunit.c Do not include c-common.h.
4075 * ipa-pure-const.c: Likewise.
4076 * tree-if-conv.c: Likewise.
4077 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
4078 * ipa-struct-reorg.c: Likewise.
4079 * tree-nomudflap.c: Likewise.
4080 * tree-ssa-structalias.c: Likewise.
4082 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4084 * store-motion.c: Many cleanups to make this pass a first-class
4085 citizen instead of an appendix to gcse load motion. Add TODO list
4086 to make this pass faster/cleaner/better.
4088 (struct ls_expr): Post gcse.c-split cleanups.
4089 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
4090 "stores" field to "avail_stores".
4091 (pre_ldst_mems): Rename to store_motion_mems.
4092 (pre_ldst_table): Rename to store_motion_mems_table.
4093 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
4094 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
4095 (ldst_entry): Rename to st_expr_entry, update users.
4096 (free_ldst_entry): Rename to free_st_expr_entry, update users.
4097 (free_ldst_mems): Rename to free_store_motion_mems, update users.
4098 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
4100 (first_ls_expr): Rename to first_st_expr, update users.
4101 (next_ls_expr): Rename to next_st_expr, update users.
4102 (print_ldst_list): Rename to print_store_motion_mems. Print names of
4103 fields properly for store motion instead of names inherited from load
4105 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
4106 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
4109 (ae_kill): Rename to st_kill, update users.
4110 (ae_gen): Rename to st_avloc, update users.
4111 (transp): Rename to st_transp, update users.
4112 (pre_insert_map): Rename to st_insert_map, update users.
4113 (pre_delete_map): Rename to st_delete_map, update users.
4114 (insert_store, build_store_vectors, free_store_memory,
4115 one_store_motion_pass): Update for abovementioned changes.
4117 (gcse_subst_count, gcse_create_count): Remove.
4118 (one_store_motion_pass): New statistics counters "n_stores_deleted"
4119 and "n_stores_created", local variables.
4121 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
4124 (regvec, compute_store_table_current_insn): Remove.
4125 (reg_set_info, reg_clear_last_set): Remove.
4126 (compute_store_table): Use DF caches instead of local dataflow
4129 2009-05-01 Joseph Myers <joseph@codesourcery.com>
4131 * c-objc-common.c (c_tree_printer): Print identifiers with
4132 pp_identifier, not pp_string. Mark "({anonymous})" for
4134 * c-pretty-print.c (pp_c_ws_string): New.
4135 (pp_c_cv_qualifier, pp_c_type_specifier,
4136 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
4137 pp_c_storage_class_specifier, pp_c_function_specifier,
4138 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
4139 pp_c_primary_expression, pp_c_postfix_expression,
4140 pp_c_unary_expression, pp_c_shift_expression,
4141 pp_c_relational_expression, pp_c_equality_expression,
4142 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
4143 use pp_string and pp_c_ws_string in place of pp_identifier and
4144 pp_c_identifier for non-identifiers. Mark English strings for
4146 * c-pretty-print.h (pp_c_ws_string): Declare.
4148 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
4149 Roland McGrath <roland@redhat.com>
4151 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
4152 (ENABLE_LD_BUILDID): New configuration option.
4153 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
4154 (LINK_BUILDID_SPEC): New macro.
4155 (init_spec): If defined, prepend it between LINK_EH_SPEC and
4157 * doc/install.texi: Document --enable-linker-build-id option.
4158 * configure: Rebuild.
4159 * config.in: Rebuild.
4161 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
4163 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
4164 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
4165 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
4166 MIPS_GP_SAVE_AREA_SIZE.
4167 * config/mips/mips.c (struct mips_frame_info): Update comment
4168 before arg_pointer_offset and hard_frame_pointer_offset.
4169 (mips_compute_frame_info): Update diagram before function: to
4170 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
4171 indicate the position of frame_pointer_rtx with -fstack-protector and
4172 to show args_size. Don't allocate cprestore area for leaf functions
4173 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
4175 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
4177 2009-04-30 Michael Matz <matz@suse.de>
4179 PR tree-optimization/39955
4180 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
4182 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
4184 * ira.c (setup_cover_and_important_classes): Use safe macro
4185 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
4187 * genpreds.c (write_tm_preds_h): Output suitable definition of
4188 REG_CLASS_FOR_CONSTRAINT.
4190 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4192 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
4194 * bitmap.c (bitmap_descriptor): Likewise.
4195 * ggc-common.c (loc_descriptor): Likewise.
4196 * varray.c (varray_descriptor): Likewise.
4197 * vec.c (vec_descriptor): Likewise.
4199 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
4201 * Makefile.in (dce.o): Add $(EXCEPT_H).
4202 * dce.c: Include except.h and delete redundant vector definitions.
4203 (deletable_insn_p): Return false for non-call insns that can throw
4206 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
4208 * gcse.c (ae_gen): Remove.
4209 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
4210 and make non-static function to make it available in store-motion.c.
4211 Update call sites with search-and-replace.
4212 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
4213 extract_mentioned_regs, extract_mentioned_regs_helper,
4214 find_moveable_store, compute_store_table, load_kills_store, find_loads,
4215 store_killed_in_insn, store_killed_after, store_killed_before,
4216 build_store_vectors, insert_insn_start_basic_block, insert-store,
4217 remove_reachable_equiv_notes, replace_store_insn, delete_store,
4218 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
4219 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
4220 * store-motion.c: ...new file. Also copy data structures from gcse.c
4221 and clean up to remove parts not used by store motion.
4222 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
4223 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
4225 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4228 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
4229 when optimizing for size.
4231 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
4233 * gcse.c (gcse_constant_p): Fix typo in last change.
4235 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4237 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
4239 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
4241 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
4243 2009-04-29 James E. Wilson <wilson@codesourcery.com>
4245 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
4246 CONST_HIGH_PART result.
4248 2009-04-29 Anatoly Sokolov <aesok@post.ru>
4250 * config/avr/avr.c (initial_elimination_offset): Rename to
4251 avr_initial_elimination_offset.
4252 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
4253 change return type to bool.
4254 (avr_can_eliminate): New function.
4255 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
4256 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
4257 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
4258 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
4259 avr_initial_elimination_offset.
4260 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
4261 (avr_initial_elimination_offset): Define.
4263 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
4264 Steven Bosscher <steven@gcc.gnu.org>
4266 PR rtl-optimization/39938
4267 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
4268 * cfgrtl.c: Include insn-attr.h.
4269 (rest_of_pass_free_cfg): New function.
4270 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
4271 * resource.c (init_resource_info): Remove call to df_analyze.
4273 2009-04-29 Richard Guenther <rguenther@suse.de>
4276 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
4277 allow conversion to signed integers.
4279 2009-04-29 Richard Guenther <rguenther@suse.de>
4281 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
4282 shifts of floating point vectors if the shift amount is
4283 a constant multiple of the element size.
4285 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
4286 Michael Matz <matz@suse.de>
4290 * tree-outof-ssa.c (emit_partition_copy): New function.
4291 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4292 insert_part_to_rtx_on_edge): Perform the partition base var
4293 copy using emit_partition_copy.
4294 (insert_value_copy_on_edge): Convert constants to the right mode.
4295 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
4296 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
4298 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4300 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
4301 scan backwards to try to find a constant to initialize it.
4303 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
4304 insn before the loop_end instruction, don't look past labels.
4306 2009-04-29 Richard Guenther <rguenther@suse.de>
4309 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
4310 loose type conversions.
4311 (forward_propagate_addr_expr): Fix tuplification bug. Remove
4312 stmts only if there are no uses of its definition.
4314 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4316 * config/bfin/bfin.h (splitting_loops): Declare.
4317 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
4318 Reorder bit definitions to be ascending.
4319 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
4320 * config/bfin/bfin.c (splitting_loops): New variable.
4321 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
4322 (struct loop_info): Remove members INIT and LOOP_INIT.
4323 (bfin_optimize_loop): Don't set them. Reorder the code that generates
4324 the LSETUP sequence. Allow LC to be loaded from any register, but
4325 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
4326 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
4328 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
4329 of reload_completed.
4332 * config/bfin/bfin.md (movsi_insn): Refine constraints.
4334 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
4336 * Makefile.in (PLUGIN_VERSION_H): New.
4337 (OBJS-common): Remove plugin-version.o.
4338 (plugin.o): Depend on (PLUGIN_VERSION_H).
4339 (plugin-version.o): Remove.
4340 * configure: Regenerate
4341 * configure.ac: Create plugin-version.h.
4342 * gcc-plugin.h (plugin_gcc_version): Remove.
4343 (plugin_default_version_check): Change signature.
4344 * plugin-version.c: Remove.
4345 * plugin.c: Include plugin-version.h.
4346 (str_plugin_gcc_version_name): Remove.
4347 (try_init_one_plugin): Pass gcc version to plugin_init.
4348 (plugin_default_version_check): Both gcc and plugin versions are now
4351 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4353 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
4354 problematic last insns. Test for TYPE_CALL rather than CALL_P.
4355 Remove special case testing for last insn of inner loops. Don't fail
4356 if the loop ends with a jump, emit an extra nop instead.
4358 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
4359 DREGS rather than comparing directly. Remove code that tries to
4360 account for latencies.
4362 2009-04-29 Richard Guenther <rguenther@suse.de>
4364 PR tree-optimization/39941
4365 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
4366 eliminating an indirect call.
4368 2009-04-29 Richard Guenther <rguenther@suse.de>
4370 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
4371 parameter. Allow invariants as base if !require_lvalue.
4372 (verify_gimple_assign_single): Adjust.
4374 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4376 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
4377 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
4378 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
4379 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
4380 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
4382 * config/bfin/bfin.c (bfin_expand_builtin,
4383 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
4385 2009-04-28 Richard Guenther <rguenther@suse.de>
4387 * tree-vect-loop.c (get_initial_def_for_induction): Use
4388 correct types for pointer increment.
4390 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4392 * toplev.c (print_version): Update GMP version string calculation.
4394 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
4396 PR rtl-optimization/39938
4397 * resource.c (init_resource_info): Add call to df_analyze.
4399 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4401 * config/alpha/alpha.md (usegp): Cast the result of
4402 alpha_find_lo_sum_using_gp to enum attr_usegp.
4403 * config/alpha/alpha.c (override_options): Remove end-of-structure
4404 marker element from cpu_table. Use array size of cpu_table to handle
4405 -mcpu and -mtune options.
4406 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
4408 2009-04-28 Joseph Myers <joseph@codesourcery.com>
4410 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
4411 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
4412 tune_32 and tune_64.
4413 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4415 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
4416 * config/rs6000/option-defaults.h: ... here. New file.
4417 (OPT_64, OPT_32): Define.
4418 (MASK_64BIT): Define to 0 if not already defined.
4419 (OPT_ARCH64, OPT_ARCH32): Define.
4420 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
4423 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4425 * config/arm/arm.c (arm_override_options): Emit error on using
4428 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4430 PR rtl-optimization/39914
4431 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4432 registers for allocnos created from user-defined variables only
4433 when not optimizing.
4435 2009-04-28 Richard Guenther <rguenther@suse.de>
4438 * fold-const.c (fold_binary): Use distribute_real_division only
4441 2009-04-28 Steve Ellcey <sje@cup.hp.com>
4443 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
4444 add hpux-stdint.h to tm_file.
4445 (hppa[12]*-*-hpux11*): Ditto.
4446 (ia64*-*-hpux*): Ditto.
4447 * config/hpux-stdint.h: New.
4448 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
4449 __STDC_EXT__ for all compiles.
4450 * config/pa/pa-hpux.h: Ditto.
4451 * config/pa/pa-hpux10.h: Ditto.
4452 * config/pa/pa-hpux11.h: Ditto.
4454 2009-04-28 Catherine Moore <clm@codesourcery.com>
4456 * debug.h (set_name): Add comment.
4458 2009-04-28 Andrew Pinski <pinskia@gmail.com>
4461 * config/darwin.c (machopic_gen_offset): Check
4462 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
4463 * config/arm/arm.c (require_pic_register): Likewise.
4465 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
4467 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
4468 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
4469 m32c_promote_prototypes): Delete.
4471 2009-04-28 Michael Matz <matz@suse.de>
4474 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
4477 2009-04-28 Richard Guenther <rguenther@suse.de>
4479 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
4481 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4483 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
4484 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
4485 * config/arm/arm-tune.md: Regenerate.
4487 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
4489 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
4490 block if there are complex incoming edges.
4491 (sel_merge_blocks): Remove useless assert.
4492 (sel_redirect_edge_and_branch): Check that edge was redirected.
4493 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
4494 (sel_find_rgns): Delete declaration.
4495 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
4496 the region when it is not a preheader.
4498 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4501 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
4503 2009-04-28 Richard Guenther <rguenther@suse.de>
4505 * tree.h (SSA_NAME_VALUE): Remove.
4506 (struct tree_ssa_name): Remove value_handle member.
4507 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
4508 array for jump threading.
4509 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
4511 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
4512 * tree-flow.h (threadedge_initialize_values): Declare.
4513 (threadedge_finalize_values): Likewise.
4514 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
4515 (SSA_NAME_VALUE): Define.
4516 (threadedge_initialize_values): New function.
4517 (threadedge_finalize_values): Likewise.
4518 * tree-ssa-dom.c (ssa_name_values): New global variable.
4519 (SSA_NAME_VALUE): Define.
4520 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
4522 2009-04-28 Ira Rosen <irar@il.ibm.com>
4524 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
4525 Use REPORT_VECTORIZED_LOCATIONS instead
4526 REPORT_VECTORIZED_LOOPS.
4527 * tree-vectorizer.c (vect_verbosity_level): Make static.
4528 (vect_loop_location): Rename to vect_location.
4529 (vect_set_verbosity_level): Update comment.
4530 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
4532 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
4533 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
4534 instead REPORT_UNVECTORIZED_LOOPS.
4535 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
4536 and vect_loop_def to vect_external_def and vect_internal_def.
4537 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
4538 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
4539 REPORT_UNVECTORIZED_LOCATIONS.
4540 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
4541 and vect_used_in_loop and to vect_unused_in_scope and
4543 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
4544 (vect_verbosity_level): Remove declaration.
4545 (vect_analyze_operations): Likewise.
4546 (vect_analyze_stmt): Declare.
4547 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
4548 REPORT_UNVECTORIZED_LOCATIONS.
4549 (vect_get_loop_niters): Fix indentation.
4550 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
4551 (vect_analyze_loop_operations): New function.
4552 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
4553 vect_analyze_operations.
4554 (vect_is_simple_reduction): Use new names.
4555 (vectorizable_live_operation, vect_transform_loop): Likewise.
4556 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
4557 to specify whether the data references can be a part of interleaving
4559 (vect_analyze_data_ref_dependence): Use new names.
4560 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
4561 (vect_create_addr_base_for_vector_ref): Remove redundant code.
4562 * tree-vect-patterns.c (widened_name_p): Use new names.
4563 (vect_recog_dot_prod_pattern): Likewise.
4564 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
4565 (process_use, vect_mark_stmts_to_be_vectorized,
4566 vect_model_simple_cost, vect_model_store_cost,
4567 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
4568 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4569 vectorizable_operation, vectorizable_type_demotion,
4570 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
4571 vectorizable_condition): Likewise.
4572 (vect_analyze_operations): Split into vect_analyze_loop_operations
4574 (vect_analyze_stmt): ... new function.
4575 (new_stmt_vec_info): Use new names.
4576 (vect_is_simple_use): Use new names and fix comment.
4577 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
4578 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
4580 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4583 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
4584 and integer modes for x87 operands. Do not ICE for unsupported size,
4585 generate error instead. Generate error for unsupported operand types.
4586 ['z']: Do not handle HImode memory operands specially. Warning
4587 for floating-point operands. Fallthru to 'Z' for unsupported operand
4588 types. Do not ICE for unsupported size, generate error instead.
4589 (output_387_binary_op): Use %Z to output operands.
4590 (output_fp_compare): Ditto.
4591 (output_387_reg_move): Ditto.
4593 2009-04-28 Ben Elliston <bje@au.ibm.com>
4598 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4600 * builtins.c (c_strlen): Do not warn here.
4601 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4602 * c-common.c (pointer_int_sum): Take an explicit location.
4603 Warn about offsets out of bounds.
4604 * c-common.h (pointer_int_sum): Adjust declaration.
4606 2009-04-27 Ian Lance Taylor <iant@google.com>
4608 * collect2.c (is_ctor_dtor): Change type of ret field in struct
4610 * dce.c (run_fast_df_dce): Change type of old_flags to int.
4611 * df-core.c (df_set_flags): Change return type to int. Change
4612 type of old_flags to int.
4613 (df_clear_flags): Likewise.
4614 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
4615 (df_get_conditional_uses): Likewise.
4616 * df.h (df_set_flags, df_clear_flags): Update declarations.
4617 * dwarf2out.c (struct indirect_string_node): Change type of form
4618 field to enum dwarf_form.
4619 (AT_string_form): Change return type to enum dwarf_form.
4620 * fixed-value.c (fixed_compare): Add cast to enum type.
4621 * fwprop.c (update_df): Change 0 to VOIDmode.
4622 * gensupport.c: Change 0 to UNKNOWN.
4623 * gimple.h (gimple_cond_code): Add cast to enum type.
4624 * haifa-sched.c (reemit_notes): Add cast to enum type.
4625 * hooks.c (hook_int_void_no_regs): Remove function.
4626 * hooks.h (hook_int_void_no_regs): Remove declaration.
4627 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
4628 * predict.c (combine_predictions_for_insn): Add casts to enum type.
4629 * real.c (real_arithmetic): Add cast to enum type.
4630 (real_compare): Likewise.
4631 * target.h (struct gcc_target): Change return type of
4632 branch_target_register_class to enum reg_class.
4633 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
4634 default_branch_target_register_class.
4635 * targhooks.c (default_branch_target_register_class): New function.
4636 * targhooks.h (default_branch_target_register_class): Declare.
4637 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
4638 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
4640 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
4642 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
4643 vect_uninitialized_def. Change 0 to ERROR_MARK.
4644 * tree-vect-stmts.c (supportable_widening_operation): Don't
4645 initialize icode1 and icode2.
4646 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
4647 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
4649 (cmn_err_flag_specs): Change 0 to STD_C89.
4650 (cmn_err_char_table): Likewise.
4651 * config/arm/arm.c (get_arm_condition_code): Change type of code
4652 to enum arm_cond_code.
4653 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
4654 (IWMMXT_BUILTIN2): Likewise.
4655 (neon_builtin_type_bits): Don't define typedef.
4656 (neon_builtin_datum): Change type of bits field to int.
4657 (arm_expand_neon_args): Add cast to enum type.
4658 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
4660 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
4662 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
4664 * config/mips/mips.md (jal_macro): Return enum constant.
4665 (single_insn): Likewise.
4666 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
4668 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4670 * config/s390/s390.c (s390_tune_flags): Change type to int.
4671 (s390_arch_flags): Likewise.
4672 (s390_handle_arch_option): Change flags field of struct pta to int.
4673 * config/s390/s390.h (s390_tune_flags): Update declaration.
4674 (s390_arch_flags): Likewise.
4675 * config/sh/sh.c (prepare_move_operands): Compare
4676 tls_symbolic_operand result with enum constant.
4677 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
4678 (sh_expand_prologue): Add cast to enum type.
4679 (sh_expand_epilogue): Likewise.
4680 (tls_symbolic_operand): Change return type to enum tls_model.
4681 (fpscr_set_from_mem): Add cast to enum type.
4682 (legitimize_pic_address): Compare tls_symbolic_operand result with
4684 (sh_target_reg_class): Change return type to enum reg_class.
4685 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
4687 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
4688 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
4689 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
4690 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
4691 (delayed_branch, tls_call_delay): Likewise.
4692 (eligible_for_sibcall_delay): Likewise.
4693 (eligible_for_return_delay): Likewise.
4694 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
4695 (spu_expand_builtin_1): Likewise.
4697 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
4698 for all types of conversions.
4699 (output_init_element): Issue -Wc++-compat warning if needed when
4700 initializing a bitfield with enum type.
4701 * c-parser.c (c_parser_expression): Set original_type to
4702 original_type of right hand operand of comman operator.
4704 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4706 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
4708 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
4709 * doc/cpp.texi (Standard Predefined Macros)
4710 (Implementation-defined behavior): Likewise.
4711 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
4712 * doc/gimple.texi (GIMPLE Exception Handling)
4713 (@code{GIMPLE_ASSIGN}): Likewise.
4714 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
4715 * doc/invoke.texi (Warning Options, Optimize Options)
4716 (AVR Options, Darwin Options): Likewise.
4717 (Optimize Options): Reformulate -fwhole-program description.
4718 * doc/loop.texi (Lambda): Likewise.
4719 * doc/md.texi (Output Template, Define Constraints)
4720 (Standard Names, Insn Splitting): Likewise.
4721 * doc/options.texi (Option properties): Likewise.
4722 * doc/passes.texi (Tree-SSA passes): Likewise.
4723 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
4724 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
4725 (File Names and DBX): Likewise.
4726 * doc/trouble.texi (Incompatibilities): Likewise.
4728 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4730 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
4731 instruction is correct.
4733 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4735 Allow non-constant arguments to conversion intrinsics.
4736 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
4737 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
4738 * spu.c (print_operand): Handle 'v' and 'w'.
4739 (exp2_immediate_p, spu_gen_exp2): Define.
4740 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
4741 spu_convtf_1): Update parameter descriptions.
4742 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
4743 * constraints.md ('v', 'w'): New.
4744 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
4746 (i2f, I2F): New define_mode_attr.
4747 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
4748 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
4749 fixuns_truncv4sfv4si2): Update to use mode attribute.
4750 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
4751 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
4752 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
4753 patterns for combine.
4755 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
4757 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
4758 (cprop, hoist, pre, store_motion): New debug counters.
4759 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
4760 is not an RTL pass anymore.
4761 (pass_profiling): Remove extern decl for pass removed in 2005.
4762 (pass_gcse, pass_jump_bypass): Remove.
4763 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
4764 to 0 for clean state.
4765 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
4766 * cse.c (gate_handle_cse_after_global_opts,
4767 rest_of_handle_cse_after_global_opts): New functions.
4768 (pass_cse_after_global_opts): New pass, does local CSE.
4769 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
4770 (TV_CPROP): New timevar.
4771 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
4772 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
4773 (gcse_main, recompute_all_luids): Remove.
4774 (compute_hash_table_work): Call max_reg_num instead of reading
4776 (cprop_jump): Don't set run_jump_opt_after_gcse.
4777 (constprop_register): Always allow to alter jumps.
4778 (cprop_insn): Likewise.
4779 (do_local_cprop): Likewise.
4780 (local_cprop_pass): Likewise. Return non-zero if something changed.
4781 (cprop): Remove function, fold interesting bits into one_cprop_pass.
4782 (find_implicit_sets): Add note about missed optimization opportunity.
4783 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
4784 pass_rtl_cprop execute function.
4785 Don't bother tracking the pass number, each pass gets its own dumpfile
4787 Always allow to alter jumpsand bypass jumps.
4788 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
4789 will just find no suitable set.
4790 (pre_edge_insert): Fix dumping, this function is for PRE only.
4791 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
4792 pass_rtl_pre execute function.
4793 (hoist_code): Return non-zero if something changed. Keep track of
4794 substitutions and insertions for statistics gathering similar to PRE.
4795 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
4796 called from the pass_rtl_hoist execute function. Show pass statistics.
4797 (compute_store_table): Use max_reg_num directly instead of using the
4798 formerly global max_gcse_regno.
4799 (build_store_vectors): Likewise.
4800 (replace_store_insn): Fix dumping.
4801 (store_motion): Rename to ...
4802 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
4803 pass, called from the pass_rtl_store_motion execute function. Keep
4804 track of substitutions and insertions for statistics gathering similar
4806 (bypass_jumps): Remove, fold interesting bits into ...
4807 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
4808 from the pass_rtl_cprop execute function.
4809 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4810 pass_jump_bypass): Remove.
4811 (gate_handle_gcse, rest_of_handle_gcse): Remove.
4812 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
4813 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
4814 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
4815 (gate_rtl_store_motion, execute_rtl_store_motion,
4816 pass_rtl_store_motion): New.
4817 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
4818 make it clear that -fcse-skip-blocks is a no-op for backward compat.
4819 * passes.c (init_optimization_passes): Remove pass_gcse and
4820 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
4821 and cse_after_global_opts in place of pass_gcse. Schedule cprop
4822 instead of pass_jump_bypass.
4824 2009-04-27 Richard Guenther <rguenther@suse.de>
4827 * gimplify.c (gimplify_expr): If we are required to create
4828 a temporary make sure it ends up as register.
4830 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
4833 * config/i386/i386.c (construct_container): Don't call
4834 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
4835 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
4837 2009-04-27 Michael Matz <matz@suse.de>
4839 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
4840 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
4841 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
4842 (dump_replaceable_exprs): Take a bitmap.
4843 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
4845 (expand_gimple_basic_block): Likewise.
4846 * tree-ssa-ter.c (struct temp_expr_table_d): Make
4847 replaceable_expressions member a bitmap.
4848 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
4849 (mark_replaceable): Likewise.
4850 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
4851 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
4853 2009-04-27 Richard Guenther <rguenther@suse.de>
4855 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4856 (verify_stmts): Dispatch to gimple/type verification code.
4857 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
4858 issue with call argument types.
4860 2009-04-27 Michael Matz <matz@suse.de>
4862 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4863 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
4866 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
4867 Eric Botcazou <ebotcazou@adacore.com>
4869 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
4870 a label's basic block.
4871 (mark_target_live_regs): Tidy and rework obsolete comments.
4872 Change back DF problem to LIVE. If a label starts a basic block,
4873 assume that all registers that used to be live then still are.
4874 (init_resource_info): If a label starts a basic block, set its
4875 BLOCK_FOR_INSN accordingly.
4876 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
4878 2009-04-27 Richard Guenther <rguenther@suse.de>
4880 * tree-flow-inline.h (function_ann): Remove.
4881 (get_function_ann): Likewise.
4882 * tree-dfa.c (create_function_ann): Remove.
4883 * tree-flow.h (struct static_var_ann_d): Remove.
4884 (struct function_ann_d): Likewise.
4885 (union tree_ann_d): Remove fdecl member.
4886 (function_ann_t): Remove.
4887 (function_ann, get_function_ann, create_function_ann): Remove
4890 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
4892 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
4894 2009-04-27 Jan Hubicka <jh@suse.cz>
4896 * ipa-pure-const.c (struct funct_state_d): New fields
4897 state_previously_known, looping_previously_known; remove
4898 state_set_in_source.
4899 (analyze_function): Use new fields.
4900 (propagate): Avoid assumption that state_set_in_source imply
4903 * tree-ssa-loop-niter.c (finite_loop_p): New function.
4904 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
4905 * cfgloop.h (finite_loop_p): Declare.
4907 2009-04-26 Michael Matz <matz@suse.de>
4909 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
4911 2009-04-26 Michael Matz <matz@suse.de>
4913 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
4914 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
4915 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
4916 pass_mark_used_blocks): Remove.
4917 * tree-optimize.c (pass_free_datastructures,
4918 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
4919 * passes.c (init_optimization_passes): Don't call
4920 pass_mark_used_blocks, remove dead code.
4922 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
4924 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
4925 * tree-ssa-live.h (register_ssa_partition): Likewise.
4927 2009-04-26 Michael Matz <matz@suse.de>
4930 * builtins.c (fold_builtin_next_arg): Handle SSA names.
4931 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
4932 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
4934 (compare_pairs): Swap cost comparison.
4935 (coalesce_ssa_name): Don't use change_partition_var.
4936 * tree-nrv.c (struct nrv_data): Add modified member.
4937 (finalize_nrv_r): Set it.
4938 (tree_nrv): Use it to update statements.
4939 (pass_nrv): Require PROP_ssa.
4940 * tree-mudflap.c (mf_decl_cache_locals,
4941 mf_build_check_statement_for): Use make_rename_temp.
4942 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
4943 * alias.c (find_base_decl): Handle SSA names.
4944 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
4945 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
4946 * rtl.h (set_reg_attrs_for_parm): Declare.
4947 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
4948 to "optimized", remove unused locals at finish.
4949 (execute_free_datastructures): Make global, call
4950 delete_tree_cfg_annotations.
4951 (execute_free_cfg_annotations): Don't call
4952 delete_tree_cfg_annotations.
4954 * ssaexpand.h: New file.
4955 * expr.c (toplevel): Include ssaexpand.h.
4956 (expand_assignment): Handle SSA names the same as register variables.
4957 (expand_expr_real_1): Expand SSA names.
4958 * cfgexpand.c (toplevel): Include ssaexpand.h.
4959 (SA): New global variable.
4960 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
4961 (SSAVAR): New macro.
4962 (set_rtl): New helper function.
4963 (add_stack_var): Deal with SSA names, use set_rtl.
4964 (expand_one_stack_var_at): Likewise.
4965 (expand_one_stack_var): Deal with SSA names.
4966 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
4967 before unique numbers.
4968 (expand_stack_vars): Use set_rtl.
4969 (expand_one_var): Accept SSA names, add asserts for them, feed them
4970 to above subroutines.
4971 (expand_used_vars): Expand all partitions (without default defs),
4972 then only the local decls (ignoring those expanded already).
4973 (expand_gimple_cond): Remove edges when jumpif() expands an
4975 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
4976 or remove abnormal edges. Ignore insns setting the LHS of a TERed
4978 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
4979 members of SA; deal with PARM_DECL partitions here; expand
4980 all PHI nodes, free tree datastructures and SA. Commit instructions
4981 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
4982 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
4983 info and statements at start, collect garbage at finish.
4984 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
4985 (VAR_ANN_PARTITION) Remove.
4986 (change_partition_var): Don't declare.
4987 (partition_to_var): Always return SSA names.
4988 (var_to_partition): Only accept SSA names.
4989 (register_ssa_partition): Only check argument.
4990 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
4992 (delete_var_map): Don't free it.
4993 (var_union): Only accept SSA names, simplify.
4994 (partition_view_init): Mark only useful SSA names as used.
4995 (partition_view_fini): Only deal with SSA names.
4996 (change_partition_var): Remove.
4997 (dump_var_map): Use ssa_name instead of partition_to_var member.
4998 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
5000 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
5001 (struct _elim_graph): New member const_dests; nodes member vector of
5003 (set_location_for_edge): New static helper.
5004 (create_temp): Remove.
5005 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
5006 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
5007 (new_elim_graph): Allocate const_dests member.
5008 (clean_elim_graph): Truncate const_dests member.
5009 (delete_elim_graph): Free const_dests member.
5010 (elim_graph_size): Adapt to new type of nodes member.
5011 (elim_graph_add_node): Likewise.
5012 (eliminate_name): Likewise.
5013 (eliminate_build): Don't take basic block argument, deal only with
5014 partition numbers, not variables.
5015 (get_temp_reg): New static helper.
5016 (elim_create): Use it, deal with RTL temporaries instead of trees.
5017 (eliminate_phi): Adjust all calls to new signature.
5018 (assign_vars, replace_use_variable, replace_def_variable): Remove.
5019 (rewrite_trees): Only do checking.
5020 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
5021 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
5022 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
5023 contains_tree_r, MAX_STMTS_IN_LATCH,
5024 process_single_block_loop_latch, analyze_edges_for_bb,
5025 perform_edge_inserts): Remove.
5026 (expand_phi_nodes): New global function.
5027 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
5028 functions, initialize new parameter, remember partitions having a
5030 (finish_out_of_ssa): New global function.
5031 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
5032 don't reset in_ssa_p here, don't disable TER when mudflap.
5033 (pass_del_ssa): Remove.
5034 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
5036 (execute_free_datastructures): Declare.
5037 * Makefile.in (SSAEXPAND_H): New variable.
5038 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
5039 * basic-block.h (commit_one_edge_insertion): Declare.
5040 * passes.c (init_optimization_passes): Move pass_nrv and
5041 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
5042 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
5043 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
5044 (redirect_branch_edge): Deal with super block when expanding, split
5045 out jump patching itself into ...
5046 (patch_jump_insn): ... here, new static helper.
5048 2009-04-26 Michael Matz <matz@suse.de>
5050 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
5051 beyond num_ssa_names.
5052 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
5053 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
5055 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5058 * fwprop.c (forward_propagate_asm): New function.
5059 (forward_propagate_and_simplify): Propagate also into __asm, if it
5060 doesn't increase the number of referenced registers.
5063 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
5065 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5067 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
5068 note_nonlocal_vla_type for nonlocal VLAs.
5069 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
5070 contains_remapped_vars, remap_vla_decls): New functions.
5071 (convert_nonlocal_reference_stmt): If not optimizing, call
5072 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
5073 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
5074 if it wasn't found in var_map.
5075 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
5076 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
5077 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
5079 * gimplify.c (nonlocal_vlas): New variable.
5080 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
5082 (gimplify_body): Create and destroy nonlocal_vlas.
5084 * dwarf2out.c (loc_descr_plus_const): New function.
5085 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
5086 mem_loc_descriptor, loc_descriptor_from_tree_1,
5087 descr_info_loc, gen_variable_die): Use it.
5089 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
5090 !TREE_STATIC VAR_DECLs.
5091 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
5092 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
5093 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
5094 DECL_BY_REFERENCE is valid.
5095 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
5096 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
5097 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
5098 Copy DECL_BY_REFERENCE.
5099 (struct nesting_copy_body_data): New type.
5100 (nesting_copy_decl): New function.
5101 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
5102 if they have variable length.
5104 2009-04-26 Michael Matz <matz@suse.de>
5106 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
5107 mark new temporaries for renaming.
5109 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5112 * c-decl.c (global_bindings_p): Return negative value.
5113 (c_variable_size): New. Based on variable_size from
5115 (grokdeclarator): Call c_variable_size not variable_size.
5117 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
5119 * config/i386/i386.c (print_operand) ['z']: Fix typo.
5121 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
5123 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
5124 Redefine it to just use mingw/include.
5125 (ASM_SPEC): Rules for -m32 and -m64.
5126 (LINK_SPEC): Use Likewise.
5127 (SPEC_32): New define.
5128 (SPEC_64): Likewise.
5129 (SUB_LINK_SPEC): Likewise.
5130 (MULTILIB_DEFAULTS): New define.
5131 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
5132 Add multilib options.
5133 (MULTILIB_DIRNAMES): Likewise.
5134 (MULTILIB_OSDIRNAMES): Likewise.
5136 (INSTALL_LIBGCC): Likewise.
5138 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5141 * c-tree.h (enum c_inline_static_type): New.
5142 (record_inline_static): Declare.
5143 * c-decl.c (struct c_inline_static, c_inline_statics,
5144 record_inline_static, check_inline_statics): New.
5145 (pop_file_scope): Call check_inline_statics.
5146 (start_decl): Call record_inline_static instead of pedwarning
5147 directly for static in inline function.
5148 * c-typeck.c (build_external_ref): Call record_inline_static
5149 instead of pedwarning directly for static referenced in inline
5152 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
5154 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
5155 not new but only being rescanned.
5156 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
5157 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
5158 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
5159 record_set_info, compute_set, grealloc): Remove.
5160 (recompute_all_luids): New function.
5161 (gcse_main): Don't compute sets, and don't do related memory
5162 allocations/free-ing. If something changed before the end of the
5163 pass, update LUIDs using recompute_all_luids.
5164 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
5165 (free_gcse_mem): Don't free it either.
5166 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
5167 Use the df insn LUIDs.
5168 (load_killed_in_block): Likewise.
5169 (compute_hash_table_work): Don't compute reg_set_in_block.
5170 (compute_transp): Use DF_REG_DEF_CHAINs.
5171 (local_cprop_pass): Don't use compute_sets and related functions.
5172 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
5173 Use get_max_uid() instead of max_cuid.
5174 (insert_insn_end_basic_block, pre_insert_copy_insn,
5175 update_ld_motion_stores): Don't try to
5176 keep reg_set tables up to date.
5177 (pre_insert_copies): Use df insn LUIDs.
5178 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
5179 (reg_set_info): Don't use extra bitmap argument.
5180 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
5181 information to compute regs_set_in_block.
5182 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
5183 (bypass_jumps): Don't use compute_sets and friends.
5185 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5188 * opts.c (undocumented_msg): Do not leave blank even with
5191 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5193 * c-decl.c (build_enumerator): Allow values folding to integer
5194 constants but not integer constant expressions with a pedwarn if
5197 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5200 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
5201 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
5202 type is an integer constant.
5204 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5207 * config/i386/i386.c (print_operand) ['z']: Revert handling of
5210 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5213 * c-decl.c (grokdeclarator): Diagnose declarations of functions
5214 with variably modified return type and no storage class
5215 specifiers, except for the case of nested functions. Distinguish
5216 extern declarations of functions with variably modified return
5217 types from those of objects with variably modified types.
5219 2009-04-25 Jan Hubicka <jh@suse.cz>
5221 * tree.c (list_equal_p): New function.
5222 * tree.h (list_equal_p): Declare.
5223 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5224 basic_block_def, basic_block, const_basic_block): New.
5225 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
5226 (redirect_eh_edge): New function.
5227 (make_eh_edge_update_phi): EH edges are not abnormal.
5228 * except.c: Include tree-flow.h.
5229 (list_match): New function.
5230 (eh_region_replaceable_by_p): New function.
5231 (replace_region): New function.
5232 (hash_type_list): New function.
5233 (hash_eh_region): New function.
5234 (eh_regions_equal_p): New function.
5235 (merge_peers): New function.
5236 (remove_unreachable_regions): Verify EH tree when checking;
5238 (copy_eh_region_1): New function.
5239 (copy_eh_region): New function.
5240 (push_reachable_handler): New function.
5241 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
5242 regions without label but with live RESX.
5243 * except.h (redirect_eh_edge_to_label): New.
5244 * tree-flow.h (redirect_eh_edge): New.
5245 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5246 basic_block_def, basic_block, const_basic_block): Remove.
5247 * Makefile.in (except.o): Add dependency on tree-flow.h
5248 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
5249 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
5252 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
5255 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
5256 on the destination of memcpy.
5258 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
5260 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
5261 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
5262 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
5264 2009-04-25 Jan Hubicka <jh@suse.cz>
5266 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
5267 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
5268 to be reached by different label than left.
5269 (update_eh_edges): Update comment; remove edge_to_remove if possible
5270 and return true if suceeded.
5271 (cleanup_empty_eh): Accept sharing map; handle shared regions.
5272 (cleanup_eh): Compute sharing map.
5273 * except.c (remove_eh_handler_and_replace): Add argument if we should
5275 (remove_unreachable_regions): Update for label sharing.
5276 (label_to_region_map): Likewise.
5277 (get_next_region_sharing_label): New function.
5278 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
5280 (remove_eh_handler): Update.
5281 (remove_eh_region_and_replace_by_outer_of): New function.
5282 * except.h (struct eh_region): Add next_region_sharing_label.
5283 (remove_eh_region_and_replace_by_outer_of,
5284 get_next_region_sharing_label): Declare.
5285 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
5287 2009-04-25 Jan Hubicka <jh@suse.cz>
5289 * tree-cfg.c (split_critical_edges): Split also edges where we can't
5290 insert code even if they are not critical.
5292 2009-04-25 Jan Hubicka <jh@suse.cz>
5294 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5295 (gimple_can_remove_branch_p): EH edges won't remove branch by
5297 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
5298 updating of non-abnormal EH edges.
5299 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5300 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
5301 (split_critical_edges): Split also edges where emitting code on them
5302 will lead to splitting later.
5304 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5305 H.J. Lu <hongjiu.lu@intel.com>
5308 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
5309 the configured assembler supports fildq and fistpq mnemonics.
5310 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
5311 * configure: Regenerated.
5314 * config/i386/i386.c (print_operand): Handle 'Z'.
5315 ['z']: Remove handling of special fild/fist suffixes.
5316 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
5317 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
5318 suffix of fild insn.
5319 (*floatsi<mode>2_vector_mixed): Ditto.
5320 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
5321 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
5322 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5323 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
5324 * config/i386/gas.h (GAS_MNEMONICS): Remove.
5326 2009-04-25 Ben Elliston <bje@au.ibm.com>
5328 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
5329 the source of a set operation.
5331 2009-04-25 Anatoly Sokolov <aesok@post.ru>
5333 * target.h (struct gcc_target): Add case_values_threshold field.
5334 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
5335 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
5336 * targhooks.c (default_case_values_threshold): New function.
5337 * targhooks.h (default_case_values_threshold): Declare function.
5338 * stmt.c (expand_case): Use case_values_threshold target hook.
5339 * expr.h (case_values_threshold): Remove declartation.
5340 * expr.c (case_values_threshold): Remove function.
5341 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
5343 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
5344 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5345 (avr_case_values_threshold): Declare as static.
5346 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
5348 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
5349 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5350 (mn10300_case_values_threshold): New function.
5352 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
5354 * ira.c (setup_cover_and_important_classes): Add enum cast.
5356 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
5358 * genpreds.c (write_enum_constraint_num): Output definition of
5359 CONSTRAINT_NUM_DEFINED_P macro.
5360 * ira.c (setup_cover_and_important_classes): Use
5361 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
5363 2009-04-24 DJ Delorie <dj@redhat.com>
5365 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
5366 __SH2A_SINGLE_ONLY__ also.
5368 2009-04-24 Steve Ellcey <sje@cup.hp.com>
5370 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
5371 (movdf_internal): Ditto.
5372 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
5373 SFmode and DFmode constants.
5374 (ia64_print_operand): Add 'G' format for printing
5375 floating point constants.
5377 2009-04-24 Richard Guenther <rguenther@suse.de>
5379 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
5380 from unsigned additions.
5382 2009-04-24 Joseph Myers <joseph@codesourcery.com>
5384 * c-typeck.c (set_init_index): Allow array designators that are
5385 not integer constant expressions with a pedwarn if pedantic.
5387 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
5389 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
5390 zero if no overlap in nonzero bits between the operands.
5392 2009-04-24 Ian Lance Taylor <iant@google.com>
5394 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
5395 (record_dead_and_set_regs): Likewise.
5396 * df.h (struct df_mw_hardreg): Change flags field to int.
5397 (struct df_base_ref): Likewise.
5398 (struct df): Change changeable_flags field to int.
5399 * df-scan.c (df_defs_record): Change clobber_flags to int.
5400 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
5401 constants rather than #define macros.
5402 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
5403 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
5404 (enum dwarf_calling_convention): Likewise.
5405 (enum dwarf_line_number_x_ops): Likewise.
5406 (enum dwarf_call_frame_info): Likewise.
5407 (enum dwarf_source_language): Likewise.
5408 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
5409 (add_calling_convention_attribute): Likewise.
5410 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
5411 (combine_comparisons): Change compcode to int. Add cast to enum type.
5412 * genrecog.c (maybe_both_true_2): Change c to int.
5413 (write_switch): Likewise. Add cast to enum type.
5414 * gimplify.c (gimplify_omp_for): Handle return values from
5415 gimplify_expr using MIN rather than bitwise or.
5416 (gimplify_expr): Add cast to enum type.
5417 * ipa-prop.c (update_jump_functions_after_inlining): Change
5418 IPA_BOTTOM to IPA_JF_UNKNOWN.
5419 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
5420 Add casts to enum type.
5421 (setup_cover_and_important_classes): Change cl to int. Add casts
5423 (setup_class_translate): Change cl and mode to int.
5424 (ira_init_once): Change mode to int.
5425 (free_register_move_costs): Likewise.
5426 (setup_prohibited_mode_move_regs): Add casts to enum type.
5427 * langhooks.c (add_builtin_function_common): Rework assertion that
5428 value fits bitfield.
5429 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
5430 * omega.c (omega_do_elimination): Avoid math on enum types.
5431 * optabs.c (expand_vec_shift_expr): Remove casts to int.
5432 * opts.c (set_debug_level): Change 2 to enum constant. Use new
5433 int local to handle integral_argment value.
5434 * regmove.c (try_auto_increment): Change PUT_MODE to
5436 * reload.c (push_secondary_reload): Add casts to enum type.
5437 (secondary_reload_class, find_valid_class): Likewise.
5438 * reload1.c (emit_input_reload_insns): Likewise.
5439 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
5440 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
5441 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
5443 * tree.c (build_common_builtin_nodes): Add casts to enum type.
5444 * tree-complex.c (complex_lattice_t): Typedef to int rather than
5446 (expand_complex_libcall): Add casts to enum type.
5447 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
5448 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
5449 with ERROR_MARK, not NUM_TREE_CODES.
5450 (vect_create_epilog_for_reduction): Likewise.
5451 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
5452 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
5453 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
5455 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
5456 vect_unused_in_loop. Change 0 to loop_vect.
5457 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
5458 * var-tracking.c (get_init_value): Change return type to enum
5460 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
5461 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
5463 (arm_override_options): Add casts to enum type.
5464 (arm_emit_tls_decoration): Likewise.
5465 * config/i386/i386.c (ix86_function_specific_restore): Add casts
5467 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
5468 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
5469 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
5471 * config/s390/s390.c (code_for_builtin_64): Change to array of
5473 (code_for_builtin_31): Likewise.
5474 (s390_expand_builtin): Change code_for_builtin to enum insn_code
5476 * config/sparc/sparc.c (sparc_override_options): Change value
5477 field in struct code_model to enum cmodel. In initializer change
5478 0 to NULL and add cast to enum type.
5480 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
5481 Change all callers. Issue a -Wc++-compat warning using
5482 lhs_origtype if necessary.
5483 (convert_for_assignment): Issue -Wc++-compat warnings about
5484 invalid conversions to enum type on assignment.
5485 * c-common.h (build_modify_expr): Update declaration.
5487 2009-04-24 Nick Clifton <nickc@redhat.com>
5489 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
5490 (function_arg_advance): Likewise.
5491 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
5494 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5496 * config/s390/constraints.md ('I', 'J'): Fix condition.
5498 2009-04-24 Diego Novillo <dnovillo@google.com>
5500 * gengtype-parse.c (parse_error): Add newline after message.
5502 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
5504 * config/i386/sse.md (avxmodesuffixs): Removed.
5505 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
5506 (*avx_pinsr<ssevecsize>): This.
5508 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
5510 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
5511 follow chains of regs with a single definition, and allow expressions
5512 that are function_invariant_p.
5513 (simple_rhs_p): Allow expressions that are function_invariant_p.
5515 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
5518 * fold-const.c (fold_cond_expr_with_comparison): When folding
5519 > and >= to MAX, make sure the MAX uses the same type as the
5520 comparison's operands.
5522 2009-04-24 Nick Clifton <nickc@redhat.com>
5524 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
5525 addressing for DImode accesses.
5526 (frv_print_operand_address): Handle PLUS case.
5527 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
5529 2009-04-24 Jakub Jelinek <jakub@redhat.com>
5531 PR rtl-optimization/39794
5532 * alias.c (canon_true_dependence): Add x_addr argument.
5533 * rtl.h (canon_true_dependence): Adjust prototype.
5534 * cse.c (check_dependence): Adjust canon_true_dependence callers.
5535 * cselib.c (cselib_invalidate_mem): Likewise.
5536 * gcse.c (compute_transp): Likewise.
5537 * dse.c (scan_reads_nospill): Likewise.
5538 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
5539 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
5540 canon_base_addr of the group, plus optional offset.
5541 (struct group_info): Rename canon_base_mem to
5543 (get_group_info): Set canon_base_addr to canon_rtx of base, not
5544 canon_rtx of base_mem.
5546 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
5548 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5549 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
5551 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5553 * config/spu/spu-builtins.h: Delete file.
5555 * config/spu/spu.h (enum spu_builtin_type): Move here from
5557 (struct spu_builtin_description): Likewise. Add GTY marker.
5558 Do not use enum spu_function_code or enum insn_code.
5559 (spu_builtins): Add extern declaration.
5561 * config/spu/spu.c: Do not include "spu-builtins.h".
5562 (enum spu_function_code, enum spu_builtin_type_index,
5563 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
5564 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
5565 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
5566 unsigned_V2DI_type_node): Move here from spu-builtins.h.
5567 (spu_builtin_types): Make static. Add GTY marker.
5568 (spu_builtins): Add extern declaration with GTY marker.
5571 * config/spu/spu-c.c: Do not include "spu-builtins.h".
5572 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
5573 Check programmatically whether all parameters are scalar.
5575 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
5577 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
5579 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
5580 assignment from the constructor either if the target is volatile.
5582 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
5584 * config/arm/arm.md (insv): Do not share operands[0].
5586 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
5588 * config/vxlib-tls.c (active_tls_threads): Delete.
5589 (delete_hook_installed): New.
5590 (tls_delete_hook): Don't delete the delete hook.
5591 (tls_destructor): Delete it here.
5592 (__gthread_set_specific): Adjust installing the delete hook.
5593 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
5594 __gthread_leave_tsd_dtor_context.
5596 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
5598 * c-format.c (gcc_tdiag_char_table): Add support for %E.
5600 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
5602 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
5604 (alpha_rtx_costs): Ditto.
5605 (emit_unlikely_jump): Use add_reg_note.
5606 (emit_frame_store_1): Ditto.
5607 (alpha_expand_prologue): Ditto.
5608 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5609 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
5611 2009-04-23 Nick Clifton <nickc@redhat.com>
5613 * config/v850/v850.md (epilogue): Remove suppressed code.
5614 (return): Rename to return_simple and remove test of frame size.
5615 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
5616 to gen_return_simple.
5618 2009-04-22 Jing Yu <jingyu@google.com>
5621 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
5623 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5626 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
5627 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
5628 value is a VECTOR_CST, the element type is the element type of the
5631 2009-04-22 DJ Delorie <dj@redhat.com>
5633 * config/m32c/m32c.h: Update GTY annotations to new syntax.
5635 2009-04-22 Jakub Jelinek <jakub@redhat.com>
5637 * alias.c (find_base_term): Move around LO_SUM case, so that
5638 CONST falls through into PLUS/MINUS handling.
5641 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
5642 into 0, use omit_one_operand.
5644 2009-04-23 Ben Elliston <bje@au.ibm.com>
5646 * config/rs6000/linux-unwind.h (get_regs): Remove type
5647 puns. Change the type of `pc' to an array of unsigned ints and
5648 update all users. Constify frame24.
5650 2009-04-22 DJ Delorie <dj@redhat.com>
5652 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
5653 declarations before code.
5654 (current_function_special_page_vector): Likewise.
5655 (m32c_expand_insv): Silence a warning.
5657 2009-04-21 Taras Glek <tglek@mozilla.com>
5659 * alias.c: Update GTY annotations to new syntax.
5660 * basic-block.h: Likewise.
5661 * bitmap.h: Likewise.
5662 * c-common.h: Likewise.
5663 * c-decl.c: Likewise.
5664 * c-parser.c: Likewise.
5665 * c-pragma.c: Likewise.
5666 * c-tree.h: Likewise.
5667 * cfgloop.h: Likewise.
5668 * cgraph.h: Likewise.
5669 * config/alpha/alpha.c: Likewise.
5670 * config/arm/arm.h: Likewise.
5671 * config/avr/avr.h: Likewise.
5672 * config/bfin/bfin.c: Likewise.
5673 * config/cris/cris.c: Likewise.
5674 * config/darwin.c: Likewise.
5675 * config/frv/frv.c: Likewise.
5676 * config/i386/i386.c: Likewise.
5677 * config/i386/i386.h: Likewise.
5678 * config/i386/winnt.c: Likewise.
5679 * config/ia64/ia64.h: Likewise.
5680 * config/iq2000/iq2000.c: Likewise.
5681 * config/mips/mips.c: Likewise.
5682 * config/mmix/mmix.h: Likewise.
5683 * config/pa/pa.c: Likewise.
5684 * config/pa/pa.h: Likewise.
5685 * config/rs6000/rs6000.c: Likewise.
5686 * config/s390/s390.c: Likewise.
5687 * config/sparc/sparc.c: Likewise.
5688 * config/xtensa/xtensa.c: Likewise.
5689 * cselib.h: Likewise.
5690 * dbxout.c: Likewise.
5691 * dwarf2out.c: Likewise.
5692 * except.c: Likewise.
5693 * except.h: Likewise.
5694 * fixed-value.h: Likewise.
5695 * function.c: Likewise.
5696 * function.h: Likewise.
5697 * gimple.h: Likewise.
5698 * integrate.c: Likewise.
5699 * optabs.c: Likewise.
5700 * output.h: Likewise.
5703 * stringpool.c: Likewise.
5704 * tree-data-ref.c: Likewise.
5705 * tree-flow.h: Likewise.
5706 * tree-scalar-evolution.c: Likewise.
5707 * tree-ssa-address.c: Likewise.
5708 * tree-ssa-alias.h: Likewise.
5709 * tree-ssa-operands.h: Likewise.
5712 * varasm.c: Likewise.
5713 * varray.h: Likewise.
5715 * coretypes.h: Do not define GTY macro if it is already defined.
5716 * doc/gty.texi: Update GTY documentation to new syntax.
5717 * gengtype-lex.l: Enforce attribute-like syntax for GTY
5718 annotations on structs.
5719 * gengtype-parse.c: Likewise.
5721 2009-04-22 Mark Heffernan <meheff@google.com>
5723 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
5725 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5727 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
5730 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5732 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
5733 the same as a PLUS without a shift. Increase the cost of a
5736 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5738 * Makefile.in: Update dependencies.
5739 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
5740 * errors.h: Remove bogus comment about compatibility.
5741 (warning): Update declaration.
5742 * genautomata.c: Update all calls to warning.
5743 * gimple.c: Do not include errors.h. Include toplev.h.
5744 * tree-ssa-structalias.c: Do not include errors.h.
5745 * omega.c: Likewise.
5746 * tree-ssa-reassoc.c: Likewise.
5747 * config/spu/spu-c.c: Likewise.
5748 * config/spu/t-spu-elf: Update dependencies.
5750 2009-04-22 Richard Guenther <rguenther@suse.de>
5752 PR tree-optimization/39824
5753 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
5754 make sure the types are compatible.
5756 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5759 * c-common.c (c_parse_error): Take a token_flags parameter.
5760 Use token_type for the token type instead.
5761 Pass token_flags to cpp_type2name.
5762 * c-common.h (c_parse_error): Update declaration.
5763 * c-parser.c (c_parser_error): Pass 0 as token flags.
5765 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
5767 PR rtl-optimization/39580
5768 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
5770 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5772 * function.c (expand_function_end): Do not emit a jump to the "naked"
5773 return label for fall-through returns.
5774 * except.c (sjlj_emit_function_exit): Always place the call to the
5775 unregister function at the location installed by expand_function_end.
5777 2009-04-22 Richard Guenther <rguenther@suse.de>
5779 PR tree-optimization/39845
5780 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
5781 (gen_inbound_check): Likewise.
5783 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
5785 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
5787 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
5788 * config/vxlib.c (__gthread_once): Add race guard for PPC.
5790 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5792 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
5793 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
5794 shift counts to avoid out-of-bounds array accesses.
5796 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5798 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
5799 (Pmode): Move above.
5801 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
5803 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
5804 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
5805 GET_CODE macro. Use IN_RANGE macro where appropriate.
5806 * config/alpha/alpha.h: Ditto.
5807 * config/alpha/alpha.md: Ditto.
5808 * config/alpha/constraints.md: Ditto.
5809 * config/alpha/predicates.md: Ditto.
5811 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5813 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
5814 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5815 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5816 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5817 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5818 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5819 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5820 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5821 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5822 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5823 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5824 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5825 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5826 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5827 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5828 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5829 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5830 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5831 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5832 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5833 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5834 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5835 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5836 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5837 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5838 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5839 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5841 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5843 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
5844 references from comments.
5845 * cfgbuild.c: (count_basic_blocks): Delete.
5846 (find_basic_blocks_1): Delete.
5847 (find_basic_blocks): Delete.
5848 * except.c (finish_eh_generation): Make static. Move comment from
5849 except.h here. Remove find_basic_blocks references from comments.
5850 * except.h (finish_eh_generation): Delete.
5851 * basic-block.h (find_basic_blocks): Delete.
5852 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
5854 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
5856 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
5857 (sdbout_parms): Likewise.
5859 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5861 * config/sh/sh.c (prepare_cbranch_operands): Use
5862 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
5863 (expand_cbranchdi4): Likewise.
5864 (from_compare): Add cast to enum type.
5865 (expand_cbranchsi4): Use add_reg_note.
5866 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
5867 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
5868 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
5869 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5870 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
5871 instead of CODE_FOR_nothing.
5872 (cbranchdi4): Likewise. Fix the order of arguments for
5874 (push_fpscr): Use add_reg_note.
5875 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
5876 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
5878 2009-04-21 Joseph Myers <joseph@codesourcery.com>
5880 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
5881 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5882 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5883 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
5884 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
5885 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
5886 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
5887 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
5888 config/alpha/x-vms, config/arc/t-arc,
5889 config/arm/README-interworking, config/arm/arm-c.c,
5890 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
5891 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
5892 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
5893 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
5894 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
5895 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
5896 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
5897 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
5898 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
5899 config/cris/t-elfmulti, config/crx/t-crx,
5900 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
5901 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
5902 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
5903 config/h8300/t-h8300, config/i386/athlon.md,
5904 config/i386/darwin-libgcc.10.4.ver,
5905 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
5906 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
5907 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
5908 config/i386/t-linux64, config/i386/t-nwld,
5909 config/i386/t-rtems-i386, config/i386/t-sol2-10,
5910 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
5911 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
5912 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
5913 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
5914 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
5915 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
5916 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
5917 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
5918 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
5919 config/m68k/t-uclinux, config/mcore/t-mcore,
5920 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
5921 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
5922 config/mips/crtn.asm, config/mips/irix-crti.asm,
5923 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
5924 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
5925 config/mips/mips-fixed.md, config/mips/sb1.md,
5926 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
5927 config/mips/t-iris6, config/mips/t-isa3264,
5928 config/mips/t-libgcc-mips16, config/mips/t-linux64,
5929 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
5930 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
5931 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
5932 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
5933 config/mn10300/t-linux, config/mn10300/t-mn10300,
5934 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
5935 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
5936 config/picochip/libgccExtras/clzsi2.asm,
5937 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
5938 config/rs6000/darwin-libgcc.10.4.ver,
5939 config/rs6000/darwin-libgcc.10.5.ver,
5940 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
5941 config/rs6000/t-aix43, config/rs6000/t-aix52,
5942 config/rs6000/t-darwin, config/rs6000/t-fprules,
5943 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
5944 config/rs6000/t-lynx, config/rs6000/t-netbsd,
5945 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
5946 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
5947 config/rs6000/t-rtems, config/rs6000/t-spe,
5948 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
5949 config/score/t-score-elf, config/sh/divcost-analysis,
5950 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
5951 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
5952 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
5953 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
5954 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
5955 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
5956 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
5957 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
5958 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
5959 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
5960 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
5961 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
5962 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
5963 limitx.h, version.c, xcoff.h: Add copyright and license notices.
5964 * config/h8300/genmova.sh: Include copyright and license notices
5965 in generated output.
5966 * config/h8300/mova.md: Regenerate.
5967 * doc/install.texi2html: Include word "Copyright" in copyright
5968 notice and use name "Free Software Foundation, Inc.".
5969 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5970 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5971 ChangeLog-2007, ChangeLog-2008: Correct dates.
5973 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
5975 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
5976 NE_EXPR operations as well.
5977 * c-parser.c (c_parser_condition): Do not set location information on
5979 (c_parser_conditional_expression): Likewise.
5980 (c_parser_binary_expression): Set location information on operators.
5981 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
5982 TRUTH_NOT_EXPR has been folded.
5983 * fold-const.c (fold_truth_not_expr): Copy location information from
5984 the incoming expression to the outgoing one.
5985 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
5986 recursive calls on the LHS of the operator but pass that of the
5987 operator to recursive calls on the RHS of the operator. Set it
5989 (shortcut_cond_expr): Set the locus of the operator on the second
5990 COND_EXPR and that of the expression on the first in degenerate cases.
5991 Pass the locus of the expression to calls to shortcut_cond_r.
5992 Set the locus of the 'then' block on the associated jump, if any.
5993 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
5994 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
5995 expression to call to gimplify_boolean_expr.
5997 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
5999 * config.gcc: Add additional configuration for
6000 i686-w64-mingw* and x86_64-w64-mingw* triplet.
6001 * config/i386/mingw-w64.h: New mingw-w64 specific header.
6002 (CPP_SPEC): Redefine for allowing -municode option.
6003 (STARTFILE_SPEC): Likewise.
6004 * config/i386/t-mingw-w64: New.
6005 * config/i386/mingw-w64.opt: New.
6006 (municode): Add new target option.
6007 * doc/invoke.texi (municode): Add documentation for new option.
6009 2009-04-21 Ian Lance Taylor <iant@google.com>
6011 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6012 Correct test for number of arguments.
6013 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
6015 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
6017 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
6018 argument of emit_library_call.
6020 2009-04-21 Richard Guenther <rguenther@suse.de>
6023 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
6024 inside VIEW_CONVERT_EXPRs.
6026 2009-04-21 Martin Jambor <mjambor@suse.cz>
6028 * tree-switch-conversion.c (build_constructors): Split a long line.
6029 (constructor_contains_same_values_p): New function.
6030 (build_one_array): Create assigns of constants if possible, do not
6031 call mark_sym_for_renaming, call update_stmt.
6032 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
6033 make_rename_temp. Do not call mark_symbols_for_renaming, call
6035 (gen_def_assigns): Do not call mark_symbols_for_renaming or
6036 find_new_referenced_vars, call update_stmt.
6037 (gen_inbound_check): Use create_tmp_var and create ssa names manually
6038 instead of calling make_rename_temp. Do not call
6039 find_new_referenced_vars or mark_symbols_for_renaming, call
6042 2009-04-21 Richard Guenther <rguenther@suse.de>
6044 PR tree-optimization/39827
6045 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
6046 (tree_ssa_phiprop): Pass the correct array size.
6048 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
6050 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
6052 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
6055 * c-typeck.c (lvalue_p): Move declaration ...
6056 * c-common.h (lvalue_p): ... to here.
6057 * c-common.c (candidate_equal_p): New.
6058 (add_tlist): Use it.
6059 (merge_tlist): Use it.
6060 (warn_for_collisions_1): Likewise.
6061 (warning_candidate_p): Accept more candidates.
6062 (verify_tree): A warning candidate can be an expression. Use
6065 2009-04-21 Ben Elliston <bje@au.ibm.com>
6068 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6069 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
6070 options. Remove -mcall-solaris documentation.
6072 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6075 * doc/invoke.texi (-Wlong-long): Update description.
6076 * c-lex (interpret_integer): Only warn if there was no previous
6077 overflow and -Wlong-long is enabled.
6078 * c-decl.c (declspecs_add_type): Drop redundant flags.
6079 * c.opt (Wlong-long): Init to -1.
6080 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
6081 and front-end warn_long_long. Wlong-long only depends on other
6082 flags if it is uninitialized.
6083 * c-parser.c (disable_extension_diagnostics): warn_long_long is
6084 the same for CPP and FE.
6085 (restore_extension_diagnostics): Likewise.
6087 2009-04-20 Ian Lance Taylor <iant@google.com>
6089 Fix enum conversions which are invalid in C++:
6090 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
6091 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
6092 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
6093 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
6094 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
6095 (dbxout_parms): Likewise.
6096 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
6097 (df_clear_flags): Likewise.
6098 * df-problems.c (df_rd_bb_local_compute_process_def): Change
6099 top_flag parameter to int.
6100 (df_chain_create_bb_process_use): Likewise.
6101 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
6103 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
6104 (df_ref_create_structure, df_def_record_1): Likewise.
6105 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
6106 (df_notes_rescan): Change 0 to VOIDmode in function call.
6107 (df_get_call_refs, df_insn_refs_collect): Likewise.
6108 (df_bb_regs_collect): Likewise.
6109 (df_entry_block_defs_collect): Likewise.
6110 (df_exit_block_uses_collect): Likewise.
6111 * df.h: Update declarations.
6112 * double-int.c (double_int_divmod): Add cast to enum type.
6113 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
6114 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
6115 (based_loc_descr): Likewise.
6116 (loc_descriptor_from_tree_1): Change first_op and second_op to
6117 enum dwarf_location_atom. Add cast to enum type.
6118 * expmed.c (init_expmed): Change 0 to SET in function call.
6119 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
6120 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
6121 (do_store_flag): Likewise.
6122 * fixed-value.h (struct fixed_value): Change mode to enum
6124 * function.c (assign_parms): Change 0 to VOIDmode in function call.
6125 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
6127 (insert_insn_decl, insert_decl, insert_state): Likewise.
6128 (automata_list_finish): Likewise.
6129 * genrecog.c (process_define_predicate): Add cast to enum type.
6130 * gensupport.c (init_predicate_table): Add cast to enum type.
6131 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
6133 (gimple_build_call_1, gimple_build_label): Likewise.
6134 (gimple_build_goto, gimple_build_asm_1): Likewise.
6135 (gimple_build_switch_1, gimple_build_cdt): Likewise.
6136 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
6137 (enum fallback): Rename from enum fallback_t.
6138 (fallback_t): Typedef as int.
6139 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
6140 GSI_SAME_STMT in function call.
6141 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
6143 (setup_reg_class_relations): Likewise.
6144 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
6145 (setup_prohibited_class_mode_regs): Add cast to enum type.
6146 (setup_prohibited_mode_move_regs): Likewise.
6147 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
6148 (record_address_regs): Change i to enum reg_class.
6149 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
6150 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
6151 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
6152 (GET_MODE_2XWIDER_MODE): Likewise.
6153 (GET_CLASS_NARROWEST_MODE): Likewise.
6154 * omp-low.c (expand_omp_for): Add cast to enum type.
6155 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
6156 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
6157 * postreload.c (reload_cse_simplify_operands): Change rclass local
6159 * predict.c (combine_predictions_for_insn): Change best_predictor
6160 and predictor to enum br_predictor.
6161 (combine_predictions_for_bb): Likewise.
6162 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
6163 use SET_PREDICT_EXPR_OUTCOME.
6164 * real.c (real_arithmetic): Change icode to code in function call.
6165 * reginfo.c (init_move_cost): Add casts to enum type.
6166 (init_reg_sets_1, init_fake_stack_mems): Likewise.
6167 * regmove.c (regclass_compatible_p): Change class0 and class1 to
6169 * reload.c (find_valid_class): Add casts to enum type.
6170 (push_reload): Change 0 to NO_REGS in function call.
6171 (find_reloads): Change this_alternative to array of enum
6172 reg_class. Remove some now-unnecessary casts.
6173 (make_memloc): Change 0 to VOIDmode in function call.
6174 * reload1.c (reload): Change 0 to VOIDmode in function call.
6175 (eliminate_regs_1, elimination_effects): Likewise.
6176 (eliminate_regs_in_insn): Likewise.
6177 (emit_input_reload_insns): Add cast to enum type.
6178 (delete_output_reload): Change 0 to VOIDmode in function call.
6179 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
6180 to enum type in function call.
6181 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
6182 (SET_PREDICT_EXPR_OUTCOME): Define.
6183 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
6184 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
6185 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
6186 (dump_function): Likewise.
6187 * tree-dump.h: Update declarations.
6188 * tree-pass.h: Update declarations.
6189 * varasm.c (assemble_integer): Change mclass to enum mode_class.
6190 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
6192 (arm_rtx_costs_1): Correct parenthesization.
6193 (arm_rtx_costs): Add casts to enum type.
6194 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
6195 (vfp_emit_fstmd): Use add_rg_note.
6196 (emit_multi_reg_push, emit_sfm): Likewise.
6197 (thumb_set_frame_pointer): Likewise.
6198 (arm_expand_prologue): Likewise.
6199 (arm_regno_class): Change return type to enum reg_class.
6200 (thumb1_expand_prologue): Use add_reg_note.
6201 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
6202 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
6204 * config/arm/gentune.sh: Add cast to enum type.
6205 * config/arm/arm-tune.md: Rebuild.
6206 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
6207 (ix86_split_fp_branch, predict_jump): Likewise.
6208 (ix86_expand_multi_arg_builtin): Change sub_code from enum
6209 insn_code to enum rtx_code.
6210 (ix86_builtin_vectorized_function): Add cast to enum type.
6211 * config/i386/i386.md (truncdfsf2): Change slot to enum
6213 (truncxf<mode>2, isinf<mode>2): Likewise.
6214 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
6216 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
6217 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
6218 (insert_bundle_state): Change 1 to INSERT in function call.
6219 (ia64_add_bundle_selector_before): Likewise.
6220 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
6221 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
6222 (restore_stack_nonlocal): Likewise.
6223 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
6225 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
6227 (mips_rtx_costs): Likewise.
6228 (mips_override_options): Add casts to enum type.
6229 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
6231 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
6232 (store_reg, set_reg_plus_d): Likewise.
6233 (hppa_expand_prologue, hppa_profile_hook): Likewise.
6234 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6236 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
6238 (emit_unlikely_jump): Use add_reg_note.
6239 (rs6000_emit_allocate_stack): Likewise.
6240 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
6241 (output_toc): Change 1 to INSERT in function call.
6242 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
6243 (rs6000_initialize_trampoline): Likewise.
6244 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
6246 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
6247 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
6248 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
6249 (save_gprs): Use add_reg_note.
6250 (s390_emit_prologue): Likewise.
6251 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6252 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
6253 (sparc_fold_builtin): Add cast to enum type.
6254 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
6256 (spu_expand_prologue): Use add_reg_note.
6257 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
6259 2009-04-20 Ian Lance Taylor <iant@google.com>
6261 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
6262 (c_parser_postfix_expression_after_primary): Get VEC for list of
6263 arguments. Get original types of arguments. Call
6264 build_function_call_vec.
6265 (cached_expr_list_1, cached_expr_list_2): New static variables.
6266 (c_parser_expr_list): Change return type to VEC *. Add
6267 p_orig_types parameter. Change all callers.
6268 (c_parser_release_expr): New static function.
6269 (c_parser_vec_to_tree_list): New static function.
6270 * c-typeck.c (build_function_call): Rewrite to build a VEC and
6271 call build_function_call_vec.
6272 (build_function_call_vec): New function, based on old
6273 build_function_call.
6274 (convert_arguments): Remove nargs and argarray parameters. Change
6275 values to a VEC. Add origtypes parameter.
6276 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
6277 (convert_for_assignment): Add origtype parameter. Change all
6278 callers. If warn_cxx_compat, check for conversion to an enum
6279 type when calling a function.
6280 (store_init_value): Add origtype parameter. Change all callers.
6281 (digest_init): Likewise.
6282 (struct init_node): Add origtype field.
6283 (add_pending_init): Add origtype parameter. Change all callers.
6284 (output_init_element): Likewise.
6285 (output_pending_init_elements): Pass origtype from init_node to
6286 output_init_element.
6287 (process_init_element): Pass origtype from c_expr to
6288 output_init_element.
6289 (c_finish_return): Add origtype parameter. Change all callers.
6290 * c-common.c (sync_resolve_size): Change params to VEC *. Change
6292 (sync_resolve_params): Likewise.
6293 (sync_resolve_return): Change params to first_param. Change caller.
6294 (resolve_overloaded_builtins): Change params to VEC *. Change
6295 callers. Save first parameter around call to build_function_call_vec.
6296 * c-decl.c (finish_decl): Add origtype parameter. Change all
6297 callers. Call build_function_call_vec rather than
6298 build_function_call for cleanup.
6299 * c-tree.h: Update declarations.
6300 * c-common.h: Update declarations.
6301 * stub-objc.c (objc_rewrite_function_call): Change parameter from
6302 params to first_param.
6303 * target.h (struct gcc_target): Change resolve_overloaded_builtin
6304 params parameter from tree to void *.
6305 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6306 Change arglist parameter to have type void *, and to be a pointer
6308 * config/rs6000/rs6000-protos.h
6309 (altivec_resolve_overloaded_builtin): Update declaration.
6310 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
6311 fnargs parameter to have type void *, and to be a pointer to a
6312 VEC. Call build_function_call_vec instead of
6313 build_function_call.
6314 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
6316 2009-04-20 Joey Ye <joey.ye@intel.com>
6317 Xuepeng Guo <xuepeng.guo@intel.com>
6318 H.J. Lu <hongjiu.lu@intel.com>
6320 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
6322 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
6323 (IX86_LEA_PRIORITY): Likewise.
6324 (distance_non_agu_define): New function.
6325 (distance_agu_use): Likewise.
6326 (ix86_lea_for_add_ok): Likewise.
6327 (ix86_dep_by_shift_count): Likewise.
6329 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
6330 should split for LEA.
6332 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
6334 (ix86_dep_by_shift_count): Likewise.
6336 2009-04-20 Richard Guenther <rguenther@suse.de>
6338 * expr.c (handled_component_p): Move ...
6339 * tree.h (handled_component_p): ... here.
6340 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
6341 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
6342 and REALPART_EXPR to be in one group.
6344 2009-04-20 Richard Guenther <rguenther@suse.de>
6346 * basic-block.h (get_all_dominated_blocks): Declare.
6347 * dominance.c (get_all_dominated_blocks): New function.
6348 * tree-cfg.c (get_all_dominated_blocks): Remove.
6349 (remove_edge_and_dominated_blocks): Adjust.
6350 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
6351 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
6352 instead of recursing.
6354 2009-04-20 Doug Kwan <dougkwan@google.com>
6356 * cgraph.h (cgraph_node_ptr): New type for vector functions.
6357 (struct cgraph_node_set_def): New type.
6358 (cgraph_node_set) New type. Also declare vector functions.
6359 (struct cgraph_node_set_element_def): New type.
6360 (cgraph_node_set_element): Ditto.
6361 (cgraph_node_set_iterator): New iterator type.
6362 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
6363 cgraph_node_set_remove, dump_cgraph_node_set,
6364 debug_cgraph_node_set): New prototypes.
6365 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
6366 cgraph_node_set_size): New inlines.
6367 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
6369 (struct ipa_opt_pass): Add struct cgraph_node_set_def
6370 argument to function 'write_summary'.
6371 * ipa.c: Include ggc.h.
6372 (hash_cgraph_node_set_element,
6373 eq_cgraph_node_set_element, cgraph_node_set_new,
6374 cgraph_node_set_add, cgraph_node_set_remove,
6375 cgraph_node_set_find, dump_cgraph_node_set,
6376 debug_cgraph_node_set): New functions.
6377 * Makefile.in (ipa.o): Add dependency on GGC_H.
6379 2009-04-20 Ira Rosen <irar@il.ibm.com>
6381 PR tree-optimization/39675
6382 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
6383 check of the return code of vect_schedule_slp. Check that
6384 stmt_vec_info still exists for the statement, before checking its
6387 2009-04-20 Michael Matz <matz@suse.de>
6389 * Makefile.in (generated_files): Take out $(simple_generated_c).
6391 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
6393 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
6394 (UINTPTR_TYPE): Likewise.
6396 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6399 * c-typeck.c (digest_init): Check for initializing an array with a
6402 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6405 * c-semantics.c (pop_stmt_list): Propagate
6406 STATEMENT_LIST_HAS_LABEL to parent statement list.
6408 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
6410 * config/mips/mips.h (mips_tune_attr): New macro.
6411 * config/mips/mips.md (cpu): Use it.
6413 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6416 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
6419 2009-04-19 Diego Novillo <dnovillo@google.com>
6421 * toplev.c (compile_file): Move call to coverage_finish ...
6422 * cgraphunit.c (ipa_passes): ... here.
6423 Call cgraph_process_new_functions.
6424 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
6425 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
6427 2009-04-19 Jan Hubicka <jh@suse.cz>
6429 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
6431 (dump_cgraph_node): Dump can throw external flag.
6432 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
6434 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6438 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
6439 * common.opt (Wlogical-op): Move from here...
6440 * c.opt (Wlogical-op): ... to here.
6441 * c-typeck.c (parser_build_binary_op): Update call to
6442 warn_logical_operator.
6443 * c-opts.c (c_common_post_options): Enable warn_logical_op with
6445 * c-common.c (warn_logical_op): Update.
6446 * c-common.h (warn_logical_op): Update declaration.
6448 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
6450 * tree.c (protected_set_expr_location): Fix formatting.
6452 2009-04-18 Joseph Myers <joseph@codesourcery.com>
6455 * c-typeck.c (readonly_warning): new.
6456 (build_unary_op, build_modify_expr): Use readonly_warning for
6457 storing into something readonly but not const-qualified.
6459 2009-04-18 Joseph Myers <joseph@codesourcery.com>
6462 * c-typeck.c (build_unary_op): Check for taking address of
6463 expression of type void.
6465 2009-04-18 Joseph Myers <joseph@codesourcery.com>
6468 * c-typeck.c (build_function_call): Check for calling a function
6469 with qualified void return types. Call require_complete_type when
6472 2009-04-18 Jan Hubicka <jh@suse.cz>
6474 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
6476 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
6477 can_throw_external flag.
6478 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
6479 * ipa-pure-const.c (ignore_edge): New function.
6480 (propagate): Compute order for NOTHROW computation; set NOTHROWs
6481 only over can_throw_external edges.
6482 (local_pure_const): Add nothrow flag.
6483 * ipa-utils.c (searchc): Add ignore_edge callback.
6484 (ipa_utils_reduced_inorder): Add ignore_edge callback.
6485 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
6486 (set_nothrow_function_flags): Update cgraph.
6487 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
6489 2009-04-18 Richard Guenther <rguenther@suse.de>
6492 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
6493 (fold_stmt): ... this and ...
6494 (fold_stmt_inplace): ... this.
6495 (fold_stmt_1): Fold references in calls and asms.
6496 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
6498 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6500 * tree-vrp.c (ssa_name_nonzero_p): Remove.
6501 * tree.h: Remove the prototype for ssa_name_nonzero_p.
6503 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6505 * tree.c (function_args_count): Remove.
6506 * tree.h: Remove the prototype for function_args_count.
6508 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6510 * tree-iterator.c (expr_only): Remove.
6511 * tree.h: Remove the prototype for expr_only.
6513 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6515 * reginfo.c (cannot_change_mode_set_regs): Remove.
6516 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
6518 2009-04-08 Anatoly Sokolov <aesok@post.ru>
6520 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
6521 whether operands 0 and 1 overlaps.
6523 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
6526 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
6527 pointer. Use warning_at instead of warning.
6528 (search_for_addr_array): Likewise.
6529 (check_array_bounds): Likewise.
6530 (check_all_array_refs): Check that the incoming edge is not in the
6531 list of edges to be removed.
6532 (check_all_array_refs): Avoid the temporal pointer.
6533 (vrp_visit_cond_stmt): Fix typo.
6534 (simplify_switch_using_ranges): Handle the case where the switch
6535 index is an integer constant.
6537 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
6539 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
6541 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6543 * doc/extend.texi, doc/invoke.texi: Fix typos.
6545 2009-04-17 Cary Coutant <ccoutant@google.com>
6547 * tree-flow-inline.h (get_lineno): Fix inverted test.
6549 2009-04-17 Diego Novillo <dnovillo@google.com>
6551 * tree-ssa-pre.c (create_expression_by_pieces): Remove
6552 assertion for AVAIL_OUT.
6554 2009-04-17 Mike Frysinger <vapier@gentoo.org>
6557 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
6558 * config/sh/linux-atomic.asm: Likewise.
6560 2009-04-17 Diego Novillo <dnovillo@google.com>
6562 * except.c (debug_eh_tree): New.
6563 (struct eh_region, struct eh_status): Move ...
6564 * except.h: ... here.
6565 (add_type_for_runtime): Declare extern.
6566 (lookup_type_for_runtime): Likewise.
6567 (debug_eh_tree): Declare.
6568 * Makefile.in (GTFILES): List except.h before except.c
6570 2009-04-17 Diego Novillo <dnovillo@google.com>
6572 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
6573 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6574 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
6575 (find_vars_r): ... here.
6576 * tree-flow.h (find_referenced_vars_in): Declare.
6577 * tree-ssa-pre.c (create_expression_by_pieces): Assert
6578 that AVAIL_OUT exists for BLOCK.
6579 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
6580 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
6581 (tree-parloops.o): Likewise.
6583 2009-04-17 Simon Baldwin <simonb@google.com>
6585 * toplev.c (default_tree_printer): Add handling for %E format.
6587 2009-04-17 Diego Novillo <dnovillo@google.com>
6589 * tree-pretty-print.c (dump_generic_node): Add break after
6590 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
6591 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
6592 FUNCTION_TYPE together. Call print_struct_decl when printing
6593 structures and TDF_SLIM is not given.
6594 (print_struct_decl): Fix logic for detecting recursion.
6596 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6599 * gcc.c (create_at_file): New.
6600 (compile_input_file_p): New.
6601 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
6602 * main.c (main): Update call to toplev_main.
6603 * toplev.c (toplev_main): Change signature. Call expandargv.
6604 * toplev.h (toplev_main): Change signature.
6606 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6608 * dwarf2out.c (field_byte_offset): Use the type size as the field size
6609 if the latter is not constant.
6611 2009-04-17 David Edelsohn <edelsohn@gnu.org>
6613 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
6615 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6617 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
6618 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
6620 2009-04-17 Richard Guenther <rguenther@suse.de>
6622 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6623 Handle component references view-converting an invariant address.
6625 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
6627 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
6628 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
6629 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
6630 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
6631 Use @deftypevr rather than @deftypevar.
6633 2009-04-17 Richard Guenther <rguenther@suse.de>
6635 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
6636 (get_prop_source_stmt): Likewise.
6637 (can_propagate_from): Likewise.
6639 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
6641 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
6642 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
6643 (--with-multilib-list): Add default value.
6644 * configure: Regenerate.
6645 * Makefile.in (TM_ENDIAN_CONFIG): Define.
6646 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
6647 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
6648 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
6649 Don't add default cpu to multilib list unnecessarily, but do enable
6650 the relevant compiler option..
6651 Add support for --with-multilib-list=<blank> and
6652 --with-multilib-list=!<somelib> to supress unwanted multilibs.
6653 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
6654 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
6655 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
6657 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
6658 (MULTILIB_OSDIRNAMES): New variable.
6659 * config/sh/t-1e: Delete file.
6660 * config/sh/t-mlib-sh1: Delete file.
6661 * config/sh/t-mlib-sh2: Delete file.
6662 * config/sh/t-mlib-sh2a: Delete file.
6663 * config/sh/t-mlib-sh2a-nofpu: Delete file.
6664 * config/sh/t-mlib-sh2a-single: Delete file.
6665 * config/sh/t-mlib-sh2a-single-only: Delete file.
6666 * config/sh/t-mlib-sh2e: Delete file.
6667 * config/sh/t-mlib-sh3e: Delete file.
6668 * config/sh/t-mlib-sh4: Delete file.
6669 * config/sh/t-mlib-sh4-nofpu: Delete file.
6670 * config/sh/t-mlib-sh4-single: Delete file.
6671 * config/sh/t-mlib-sh4-single-only: Delete file.
6672 * config/sh/t-mlib-sh4a: Delete file.
6673 * config/sh/t-mlib-sh4a-nofpu: Delete file.
6674 * config/sh/t-mlib-sh4a-single: Delete file.
6675 * config/sh/t-mlib-sh4a-single-only: Delete file.
6676 * config/sh/t-mlib-sh4al: Delete file.
6677 * config/sh/t-mlib-sh5-32media: Delete file.
6678 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
6679 * config/sh/t-mlib-sh5-64media: Delete file.
6680 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
6681 * config/sh/t-mlib-sh5-compact: Delete file.
6682 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
6683 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
6684 * doc/install.texi (Options specification): Add
6685 --with-multilib-list and --with-endian.
6687 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6689 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
6691 (OBJS-common): Add plugin-version.o.
6692 (plugin-version.o): New.
6693 * gcc-plugin.h (plugin_gcc_version): New.
6694 (plugin_default_version_check): New.
6695 (plugin_init_func, plugin_init): Add version argument.
6696 * plugin-version.c: New.
6697 * plugin.c (str_plugin_gcc_version_name): New.
6698 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
6699 pass it to the init function.
6700 (plugin_default_version_check): New.
6702 2009-04-17 Richard Guenther <rguenther@suse.de>
6704 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
6705 for decl-vs-decl disambiguation.
6707 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
6709 * config/s390/s390.h (s390_tune_attr): New macro definition.
6710 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
6712 2009-04-17 Richard Guenther <rguenther@suse.de>
6714 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
6715 (fold_stmt_r): Likewise.
6716 (maybe_fold_reference): New function.
6717 (fold_gimple_assign): Handle cases fold_stmt_r did.
6718 (fold_stmt): Do not use fold_stmt_r.
6719 (fold_stmt_inplace): Likewise.
6721 2009-04-17 Richard Guenther <rguenther@suse.de>
6723 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
6724 (record_equivalences_from_stmt): Remove useless checks and
6726 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
6727 the type is already suitable.
6729 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
6731 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
6733 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
6735 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
6736 (CMPtype): Define as __gcc_CMPtype.
6738 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
6740 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
6741 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
6743 2009-04-17 Richard Guenther <rguenther@suse.de>
6745 PR tree-optimization/39746
6746 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
6747 special-casing for builtins and static variable use/def.
6748 (call_may_clobber_ref_p_1): Likewise.
6750 2009-04-16 Ian Lance Taylor <iant@google.com>
6752 * df.h: Include "timevar.h".
6753 (struct df_problem): Change tv_id field to timevar_id_t.
6754 * tree-pass.h: Include "timevar.h".
6755 (struct opt_pass): Change tv_id field to timevar_id_t.
6756 * timevar.h (timevar_id_t): Define TV_NONE.
6757 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
6758 TV_NONE rather than tv_id != 0.
6759 (execute_one_pass): Likewise.
6760 * Makefile.in (DF_H): Add $(TIMEVAR_H).
6761 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
6762 dependencies to $(TREE_PASS_H).
6763 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
6765 (pass_branch_target_load_optimize2): Likewise.
6766 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
6767 (pass_outof_cfg_layout_mode): Likewise.
6768 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
6769 (pass_rebuild_cgraph_edges): Likewise.
6770 (pass_remove_cgraph_callee_edges): Likewise.
6771 * df-core.c (pass_df_initialize_opt): Likewise.
6772 (pass_df_initialize_no_opt): Likewise.
6773 (pass_df_finish): Likewise.
6774 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6775 * except.c (pass_set_nothrow_function_flags): Likewise.
6776 (pass_convert_to_eh_region_ranges): Likewise.
6777 * final.c (pass_compute_alignments): Likewise.
6778 * function.c (pass_instantiate_virtual_regs): Likewise.
6779 (pass_init_function): Likewise.
6780 (pass_leaf_regs): Likewise.
6781 (pass_match_asm_constraints): Likewise.
6782 * gimple-low.c (pass_lower_cf): Likewise.
6783 (pass_mark_used_blocks): Likewise.
6784 * init-regs.c (pass_initialize_regs): Likewise.
6785 * integrate.c (pass_initial_value_sets): Likewise.
6786 * ira.c (pass_ira): Likewise.
6787 * jump.c (pass_cleanup_barriers): Likewise.
6788 * omp-low.c (pass_expand_omp): Likewise.
6789 (pass_lower_omp): Likewise.
6790 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
6791 * recog.c (pass_split_all_insns): Likewise.
6792 (pass_split_after_reload): Likewise.
6793 (pass_split_before_regstack): Likewise.
6794 (pass_split_before_sched2): Likewise.
6795 (pass_split_for_shorten_branches): Likewise.
6796 * reginfo.c (pass_reginfo_init): Likewise.
6797 (pass_subregs_of_mode_init): Likewise.
6798 (pass_subregs_of_mode_finish): Likewise.
6799 * passes.c (pass_postreload): Likewise.
6800 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
6801 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
6802 (pass_warn_function_return): Likewise.
6803 (pass_warn_function_noreturn): Likewise.
6804 * tree-complex.c (pass_lower_complex): Likewise.
6805 (pass_lower_complex_O0): Likewise.
6806 * tree-if-conv.c (pass_if_conversion): Likewise.
6807 * tree-into-ssa.c (pass_build_ssa): Likewise.
6808 * tree-mudflap.c (pass_mudflap_1): Likewise.
6809 (pass_mudflap_2): Likewise.
6810 * tree-nomudflap.c (pass_mudflap_1): Likewise.
6811 (pass_mudflap_2): Likewise.
6812 * tree-nrv.c (pass_return_slot): Likewise.
6813 * tree-object-size.c (pass_object_sizes): Likewise.
6814 * tree-optimize.c (pass_all_optimizations): Likewise.
6815 (pass_early_local_passes): Likewise.
6816 (pass_all_early_optimizations): Likewise.
6817 (pass_cleanup_cfg): Likewise.
6818 (pass_cleanup_cfg_post_optimizing): Likewise.
6819 (pass_free_datastructures): Likewise.
6820 (pass_free_cfg_annotations): Likewise.
6821 (pass_fixup_cfg): Likewise.
6822 (pass_init_datastructures): Likewise.
6823 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
6824 (pass_late_warn_uninitialized): Likewise.
6825 (pass_update_address_taken): Likewise.
6826 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
6827 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
6828 (pass_cse_sincos): Likewise.
6829 (pass_convert_to_rsqrt): Likewise.
6830 * tree-ssa-structalias.c (pass_build_alias): Likewise.
6831 * tree-stdarg.c (pass_stdarg): Likewise.
6832 * tree-tailcall.c (pass_tail_recursion): Likewise.
6833 (pass_tail_calls): Likewise.
6834 * tree-vect-generic.c (pass_lower_vector): Likewise.
6835 (pass_lower_vector_ssa): Likewise.
6836 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
6838 2009-04-16 Joseph Myers <joseph@codesourcery.com>
6840 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
6842 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
6844 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
6845 logical and signext.
6847 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
6850 * config/sh/predicates.md (arith_operand): Check if the operand
6851 of TRUNCATE is a REG.
6853 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6855 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6856 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6858 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6860 * tree-iterator.c (tsi_split_statement_list_after,
6861 tsi_split_statement_list_before): Remove.
6862 * tree-iterator.h: Remove the prototypes for
6863 tsi_split_statement_list_after and tsi_split_statement_list_before.
6865 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6867 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
6868 * tree-ssa-propagate.h: Remove the prototype for
6869 stmt_makes_single_load.
6871 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6873 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
6874 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
6876 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6878 * tree-iterator.c (EXPR_LAST_BODY): Remove.
6880 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6882 * except.c (eh_region_outer_p): Remove.
6883 * except.h: Remove the prototype for eh_region_outer_p.
6885 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6887 * function.c (current_function_assembler_name): Remove.
6888 * function.h: Remove the prototype for
6889 current_function_assembler_name.
6891 2009-04-16 Ian Lance Taylor <iant@google.com>
6893 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
6894 (add_reg_note): Call alloc_reg_note.
6895 * rtl.h (alloc_reg_note): Declare.
6896 * combine.c (try_combine): Use alloc_reg_note.
6897 (recog_for_combine, move_deaths): Likewise.
6898 (distribute_notes): Use alloc_reg_note and add_reg_note.
6899 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
6900 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
6901 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
6903 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
6905 PR rtl-optimization/39762
6906 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
6907 ira_may_move_out_cost): Add comments about way of their usage.
6908 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
6910 * ira-conflicts.c (process_regs_for_copy): Use function
6911 ira_get_register_move_cost instead of global
6912 ira_register_move_cost.
6914 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
6915 color_pass, move_spill_restore, update_curr_costs): Ditto.
6917 * ira-lives.c (process_single_reg_class_operands): Ditto.
6919 * ira-emit.c (emit_move_list): Ditto.
6921 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
6922 (record_reg_classes): Ditto. Use functions
6923 ira_get_register_move_cost and ira_get_may_move_cost instead of
6924 global vars ira_register_move_cost, ira_may_move_out_cost and
6925 ira_may_move_in_cost.
6926 (record_address_regs): Don't call ira_init_register_move_cost.
6927 Use function ira_get_may_move_cost instead of global
6928 ira_may_move_in_cost.
6929 (process_bb_node_for_hard_reg_moves): Use function
6930 ira_get_register_move_cost instead of global ira_register_move_cost.
6931 (ira_costs): Don't call ira_init_register_move_cost.
6933 2009-04-16 Richard Guenther <rguenther@suse.de>
6935 * tree-cfg.c (verify_gimple_assign_binary):
6936 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
6937 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
6938 (create_general_new_stmt): Note that this function is broken.
6940 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6942 * common.opt (fhelp): Add Var(help_flag).
6943 * gcc-plugin.h (plugin_info): Add help.
6944 * plugin.c (plugin_name_args): Add help.
6945 (register_plugin_info): Set plugin->help.
6946 (print_help_one_plugin): New.
6947 (print_plugins_help): New.
6948 * plugin.h (print_plugins_help): New.
6949 * toplev.c (toplev_main): Call print_plugins_help if needed.
6951 2009-04-16 Richard Guenther <rguenther@suse.de>
6953 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
6954 (gimple_ior_addresses_taken_1): New function.
6955 (gimple_ior_addresses_taken): Likewise.
6956 * gimple.h (struct gimple_statement_with_ops_base): Remove
6957 addresses_taken member.
6958 (gimple_ior_addresses_taken): Declare.
6959 (gimple_addresses_taken, gimple_addresses_taken_ptr,
6960 gimple_set_addresses_taken): Remove.
6961 * ipa-reference.c (mark_address): New function.
6962 (scan_stmt_for_static_refs): Use it for marking addresses taken.
6963 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
6964 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
6965 (gimple_add_to_addresses_taken): Remove.
6966 (get_tmr_operands): Call mark_address_taken.
6967 (get_asm_expr_operands): Likewise.
6968 (get_expr_operands): Likewise.
6969 (build_ssa_operands): Do not clear the addresses_taken bitmap.
6970 (free_stmt_operands): Do not free it.
6971 * tree-ssa.c (delete_tree_ssa): Likewise.
6972 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
6974 2009-04-16 Richard Guenther <rguenther@suse.de>
6976 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
6977 (walk_stmt_load_store_ops): Likewise.
6978 * gimple.c (get_base_loadstore): New function.
6979 (walk_stmt_load_store_addr_ops): Likewise.
6980 (walk_stmt_load_store_ops): Likewise.
6981 * ipa-pure-const.c (check_op): Simplify.
6982 (check_load, check_store): New functions.
6983 (check_stmt): Use walk_stmt_load_store_ops.
6984 * ipa-reference.c (mark_load): Adjust signature.
6985 (mark_store): Likewise.
6986 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
6988 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6990 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
6992 * opts.c (common_handle_option): Don't call print_version.
6993 * plugin.c (plugin_name_args): Add version.
6994 (register_plugin_info): New.
6995 (register_callback): Handle PLUGIN_INFO.
6996 (try_init_one_plugin): New.
6997 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
6999 (finalize_one_plugin): New.
7000 (finalize_plugins): New.
7001 (print_one_plugin): New.
7002 (print_plugins_versions): New.
7003 * plugin.h (print_plugins_versions): New.
7004 (finalize_plugins): New.
7005 * toplev.c (compile_file): Don't call initialize_plugins.
7006 (print_version): Call print_plugins_versions.
7007 (toplev_main): Call initialize_plugins. Print version if needed.
7008 Call finalize_plugins.
7010 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7012 * common.opt (fversion): New.
7013 * gcc.c (print_version): New.
7014 (process_command): Don't print the version. Just set print_version.
7015 (main): Print version. Call subprocesses if print_version and
7016 verbose_flag are set.
7017 * opts.c (common_handle_option): Handle OPT_fversion.
7019 2009-04-16 Richard Guenther <rguenther@suse.de>
7020 Ira Rosen <irar@il.ibm.com>
7022 PR tree-optimization/39698
7023 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
7024 type of the reduction variable. Only generate the def if
7027 * omp-low.c (expand_omp_for_generic): When converting to a pointer
7028 make sure to first convert to an integer of the same precision.
7029 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
7030 the type of the evolution correctly in computing the new
7031 induction variable base.
7033 2009-04-16 Richard Guenther <rguenther@suse.de>
7036 * tree-cfg.c (make_blocks): Split statements with to-be
7037 abnormal SSA names on the lhs.
7039 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
7041 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
7042 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
7043 * c-typeck.c (really_start_incremental_init): Likewise.
7044 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
7045 (TARGET_INITIALIZER): Remove it.
7046 * target.h (struct target): Remove vector_opaque_p.
7047 * tree.c (build_opaque_vector_type): New.
7048 * tree.h (TYPE_VECTOR_OPAQUE): New.
7049 (build_opaque_vector_type): Declare.
7050 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
7051 * config/rs6000/rs6000.c (build_opaque_vector_type,
7052 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
7053 (rs6000_init_builtins): Use build_opaque_vector_type for
7054 opaque_V4SI_type_node.
7056 2009-04-15 Catherine Moore <clm@codesourcery.com>
7058 * debug.h (set_name): Declare.
7059 * dwarf2out.c (dwarf2out_set_name): Declare.
7060 (dwarf2_debug_hooks): Add set_name.
7061 (find_AT_string): New.
7062 (add_AT_string): Call find_AT_string.
7063 (dwarf2out_set_name): New.
7064 * cp/decl.c (grokdeclarator): Call set_name.
7065 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
7066 * debug.c (do_nothing_debug_hooks): Likewise.
7067 * dbxout.c (dbx_debug_hooks): Likewise.
7068 * sdbout.c (sdb_debug_hooks): Likewise.
7070 2009-04-15 Michael Eager <eager@eagercon.com>
7072 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
7073 reg for single-precision FPU.
7074 * config/rs6000/rs6000.md (movsi_internal1): Only for
7076 (movsi_internal1_single): New. Add pattern to move SI values to/from
7077 single-precision FP regs.
7079 2009-04-15 Richard Guenther <rguenther@suse.de>
7081 * omp-low.c (lower_rec_input_clauses): Build correct address
7083 (expand_omp_for_generic): Fix multiplication type.
7084 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
7085 (generate_memset_zero): Fix types.
7086 * tree-profile.c (prepare_instrumented_value): Correctly
7089 2009-04-15 Ian Lance Taylor <iant@google.com>
7091 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
7092 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
7093 for -Wall and for -Wc++-compat.
7094 (c_common_post_options): For C++, set warn_enum_compare if not
7096 * c-tree.h (struct c_expr): Add field original_type.
7097 (build_external_ref): Update declaration.
7098 * c-parser.c (c_parser_braced_init): Set original_type.
7099 (c_parser_initelt): Likewise.
7100 (c_parser_expr_no_commas): Likewise.
7101 (c_parser_conditional_expression): Likewise.
7102 (c_parser_cast_expression): Likewise.
7103 (c_parser_unary_expression): Likewise. Pull setting of
7104 original_code to top of function.
7105 (c_parser_sizeof_expression): Set original_type.
7106 (c_parser_alignof_expression): Likewise.
7107 (c_parser_postfix_expression): Likewise. Pull setting of
7108 original_code to top of function.
7109 (c_parser_postfix_expression_after_paren_type): Set original_type.
7110 (c_parser_postfix_expression_after_primary): Likewise.
7111 (c_parser_expression): Likewise.
7112 * c-typeck.c (build_external_ref): Add type parameter. Change all
7114 (c_expr_sizeof_expr): Set original_type field.
7115 (parser_build_unary_op): Likewise.
7116 (parser_build_binary_op): Likewise. Optionally warn about
7117 comparisons of enums of different types.
7118 (digest_init): Set original_type field.
7119 (really_start_incremental_init): Likewise.
7120 (push_init_level, pop_init_level): Likewise.
7121 * doc/invoke.texi (Warning Options): -Wenum-compare now
7124 2009-04-15 Richard Guenther <rguenther@suse.de>
7126 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
7127 out a necessary conversion.
7128 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
7129 names we didn't value number.
7130 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
7132 2009-04-15 Richard Guenther <rguenther@suse.de>
7134 PR tree-optimization/39764
7135 * tree-ssa-ccp.c (get_value): Canonicalize value with
7136 canonicalize_float_value.
7138 2009-04-15 Jan Hubicka <jh@suse.cz>
7140 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
7141 Wrong version of patch.
7143 2009-04-15 Jan Hubicka <jh@suse.cz>
7145 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
7147 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
7149 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
7150 our distinct integral and vector types.
7152 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
7154 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
7155 * init.c (build_vtbl_address): Remove call to assemble_external.
7157 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
7159 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
7160 output for other floating point modes.
7162 2009-04-14 Diego Novillo <dnovillo@google.com>
7164 * diagnostic.c (diagnostic_report_diagnostic): Do not
7165 warn about loaded plugins for DK_ERROR and DK_WARNING.
7166 * c-decl.c (declspecs_add_type): Move call to
7167 invoke_plugin_callbacks ...
7168 * c-parser.c (c_parser_declspecs): ... here.
7169 * plugin.c (dump_active_plugins): Tidy output.
7171 2009-04-14 Diego Novillo <dnovillo@google.com>
7172 Le-Chun Wu <lcwu@google.com>
7174 * configure.ac: Add --enable-plugin support.
7175 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
7176 * Makefile.in (PLUGIN_H): Define.
7177 Export ENABLE_PLUGIN and GMPINC to site.exp.
7178 Add PLUGINLIBS to link command.
7179 Add/modify dependencies for plugin.o and files including plugin.h.
7181 * config.in: Regenerate.
7183 * opts.c (common_handle_option): Handle OPT_fplugin_ and
7186 2009-04-14 Le-Chun Wu <lcwu@google.com>
7188 * tree-pass.h (register_one_dump_file): Add a prototype for
7189 register_one_dump_file.
7190 * toplev.c (compile_file): Call initialize_plugins.
7191 (do_compile): Call invoke_plugin_callbacks.
7192 (toplev_main): Call invoke_plugin_callbacks.
7193 * common.opt: Add -fplugin= and -fplugin-arg-.
7194 * gcc-plugin.h: New public header file for plugins to include.
7195 * plugin.c: New source file.
7196 * plugin.h: New internal header file.
7197 * passes.c (register_one_dump_file): Make it external.
7199 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
7201 2009-04-14 Diego Novillo <dnovillo@google.com>
7203 * doc/plugins.texi: New.
7204 * doc/gccint.texi: Add reference to Plugins chapter.
7205 * doc/invoke.texi: Document -fplugin and -fplugin-arg
7206 * diagnostic.c (diagnostic_report_diagnostic): Warn about
7207 loaded plugins, if any.
7208 * timevar.def (TV_PLUGIN_INIT): Define.
7209 (TV_PLUGIN_RUN): Define.
7210 * plugin.c: Include timevar.h
7211 (plugins_active_p): New.
7212 (dump_active_plugins): New.
7213 (debug_active_plugins): New.
7215 2009-04-14 Joseph Myers <joseph@codesourcery.com>
7217 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
7219 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
7221 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
7223 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
7224 the same as a minus without a shift.
7226 2009-04-14 Nick Clifton <nickc@redhat.com>
7228 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
7229 comparisons with small integers will always produce a short
7232 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
7235 2008-12-19 Diego Novillo <dnovillo@google.com>
7237 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
7239 2009-04-14 Richard Guenther <rguenther@suse.de>
7241 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
7243 (verify_gimple_assign_binary): Likewise. Handle shifts and
7245 (verify_gimple_phi): Print the mismatched argument position.
7246 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7248 (vect_update_init_of_dr): Likewise.
7249 * matrix-reorg.c (transform_access_sites): Do what the
7251 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
7253 2009-04-13 Michael Eager <eager@eagercon.com>
7255 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
7256 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
7257 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
7258 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
7259 remove duplicate config
7261 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7263 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
7264 file_name:line_number type locator of the call site.
7266 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
7268 * genautomata.c: Put blank after comma.
7269 (automaton_decls): New.
7270 (struct unit_usage): Add comments to member next.
7271 (store_alt_unit_usage): Keep the list ordered.
7272 (unit_present_on_list_p, equal_alternatives_p): New.
7273 (check_regexp_units_distribution): Check units distribution
7274 correctness correctly.
7275 (main): Don't write automata if error is found. Return correct
7278 * config/m68k/cf.md (cfv4_ds): Remove.
7279 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
7280 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
7282 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
7283 power4-load-ext, power4-store, power4-store-update,
7284 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
7285 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
7286 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
7287 power4-sqrt, power4-isync): Modify reservation to make correct
7288 unit distribution to automata.
7290 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
7291 power5-store-update, power5-two, power5-three, power5-lmul,
7292 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
7294 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
7296 * except.c (pass_set_nothrow_function_flags): Set name and add
7298 (set_nothrow_function_flags): Mention in the dump file when
7299 changing a function to nothrow.
7301 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
7304 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
7305 instead of unsigned long.
7307 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7309 * config/arm/arm.c (return_used_this_function): Remove.
7310 (arm_output_function_prologue): Remove use of
7311 return_used_this_function.
7312 (output_return_instruction): Replace use of
7313 return_used_this_function
7314 by cfun->machine->return_used_this_function.
7315 (arm_output_epilogue): Likewise.
7316 (arm_output_function_epilogue): Likewise.
7317 (thumb_unexpanded_epilogue): Likewise.
7318 * config/arm/arm.h (struct machine_function):
7319 New member return_used_this_function.
7321 2009-04-12 Mark Mitchell <mark@codesourcery.com>
7323 * doc/install.texi: Correct description of default directory for
7324 --with-gxx-include-dir.
7326 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
7328 * fold-const.c (build_range_check): Properly deal with enumeral and
7331 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
7333 * doc/invoke.texi (max_gcse_passes): Remove documentation.
7334 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
7335 * params.h (MAX_GCSE_PASSES): Remove.
7336 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
7337 in sequence. Remove ability to run multiple passes.
7338 (bypass_jumps): Report run as third CPROP pass.
7340 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
7343 * except.c (can_throw_external): Look at each insn in a SEQUENCE
7344 when deciding whether the whole SEQUENCE can throw.
7346 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
7349 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
7350 offseted label references.
7352 2009-04-11 Jan Hubicka <jh@suse.cz>
7354 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
7356 2009-04-11 Richard Guenther <rguenther@suse.de>
7359 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
7360 return variables as TREE_ADDRESSABLE.
7362 2009-04-11 Richard Guenther <rguenther@suse.de>
7364 PR tree-optimization/39713
7365 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
7366 reference trees have SSA_NAME operands.
7368 2009-04-11 Richard Guenther <rguenther@suse.de>
7371 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
7372 address expressions.
7374 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
7376 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
7377 match changes in Cygwin 1.7
7378 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
7379 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
7381 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
7383 PR tree-optimization/39701
7384 * doc/invoke.texi (Optimization Options): Document change in
7385 meaning and initialization of -fdelete-null-pointer-checks.
7387 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
7390 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
7392 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
7395 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
7397 2009-04-10 Chao-ying Fu <fu@mips.com>
7399 * doc/tm.texi (Instruction Output): Document
7400 TARGET_ASM_FINAL_POSTSCAN_INSN.
7401 * target.h (final_postscan_insn): New field in asm_out.
7402 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
7403 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
7404 * final.c (final_scan_insn): Call
7405 targetm.asm_out.final_postscan_insn after outputting
7406 an asm macro and a normal instruction.
7408 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
7409 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
7410 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
7411 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
7412 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
7414 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
7417 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
7418 variables as non-NULL even with -fdelete-null-pointer-checks.
7420 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
7422 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
7424 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
7427 * config/i386/i386.c (classify_argument): Handle SCmode with
7428 (bit_offset % 64) != 0.
7430 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
7432 * doc/invoke.texi (Optimize Options): Add cross-reference to
7433 -Q --help=optimizers examples.
7435 2009-04-10 Ben Elliston <bje@au.ibm.com>
7438 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
7439 regalign for the reg == fpr and TDmode case.
7441 2009-04-09 David Ayers <ayers@fsfe.org>
7444 * objc/objc-act.c (warn_with_method): Remove helper function.
7445 (check_duplicates): Call warning and inform directly.
7446 (really_start_method): Likewise.
7448 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7450 * expmed.c (expand_divmod): Always use a comparison for a division
7451 by a large unsigned integer.
7453 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
7454 for things others than variables or functions as nonzero.
7456 2009-04-09 Nick Clifton <nickc@redhat.com>
7458 * unwind-compat.c: Change copyright header to refer to version
7459 3 of the GNU General Public License with version 3.1 of the
7460 GCC Runtime Library Exception and to point readers at the
7461 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
7462 * config/alpha/crtfastmath.c: Likewise.
7463 * config/alpha/linux-unwind.h: Likewise.
7464 * config/alpha/qrnnd.asm: Likewise.
7465 * config/alpha/vms-crt0-64.c: Likewise.
7466 * config/alpha/vms-crt0.c: Likewise.
7467 * config/alpha/vms-dwarf2.asm: Likewise.
7468 * config/alpha/vms-dwarf2eh.asm: Likewise.
7469 * config/alpha/vms-psxcrt0-64.c: Likewise.
7470 * config/alpha/vms-psxcrt0.c: Likewise.
7471 * config/alpha/vms_tramp.asm: Likewise.
7472 * config/arc/initfini.c: Likewise.
7473 * config/arc/lib1funcs.asm: Likewise.
7474 * config/arm/bpabi-v6m.S: Likewise.
7475 * config/arm/bpabi.S: Likewise.
7476 * config/arm/bpabi.c: Likewise.
7477 * config/arm/crti.asm: Likewise.
7478 * config/arm/crtn.asm: Likewise.
7479 * config/arm/ieee754-df.S: Likewise.
7480 * config/arm/ieee754-sf.S: Likewise.
7481 * config/arm/lib1funcs.asm: Likewise.
7482 * config/arm/libunwind.S: Likewise.
7483 * config/arm/linux-atomic.c: Likewise.
7484 * config/arm/mmintrin.h: Likewise.
7485 * config/arm/pr-support.c: Likewise.
7486 * config/arm/unaligned-funcs.c: Likewise.
7487 * config/arm/unwind-arm.c: Likewise.
7488 * config/arm/unwind-arm.h: Likewise.
7489 * config/avr/libgcc.S: Likewise.
7490 * config/bfin/crti.s: Likewise.
7491 * config/bfin/crtlibid.s: Likewise.
7492 * config/bfin/crtn.s: Likewise.
7493 * config/bfin/lib1funcs.asm: Likewise.
7494 * config/bfin/linux-unwind.h: Likewise.
7495 * config/cris/arit.c: Likewise.
7496 * config/cris/cris_abi_symbol.c: Likewise.
7497 * config/darwin-64.c: Likewise.
7498 * config/darwin-crt2.c: Likewise.
7499 * config/darwin-crt3.c: Likewise.
7500 * config/darwin.h: Likewise.
7501 * config/dbxelf.h: Likewise.
7502 * config/dfp-bit.c: Likewise.
7503 * config/dfp-bit.h: Likewise.
7504 * config/elfos.h: Likewise.
7505 * config/fixed-bit.c: Likewise.
7506 * config/fixed-bit.h: Likewise.
7507 * config/fp-bit.c: Likewise.
7508 * config/fp-bit.h: Likewise.
7509 * config/fr30/crti.asm: Likewise.
7510 * config/fr30/crtn.asm: Likewise.
7511 * config/fr30/lib1funcs.asm: Likewise.
7512 * config/freebsd-spec.h: Likewise.
7513 * config/frv/cmovd.c: Likewise.
7514 * config/frv/cmovh.c: Likewise.
7515 * config/frv/cmovw.c: Likewise.
7516 * config/frv/frvbegin.c: Likewise.
7517 * config/frv/frvend.c: Likewise.
7518 * config/frv/lib1funcs.asm: Likewise.
7519 * config/glibc-stdint.h: Likewise.
7520 * config/h8300/clzhi2.c: Likewise.
7521 * config/h8300/crti.asm: Likewise.
7522 * config/h8300/crtn.asm: Likewise.
7523 * config/h8300/ctzhi2.c: Likewise.
7524 * config/h8300/fixunssfsi.c: Likewise.
7525 * config/h8300/lib1funcs.asm: Likewise.
7526 * config/h8300/parityhi2.c: Likewise.
7527 * config/h8300/popcounthi2.c: Likewise.
7528 * config/i386/ammintrin.h: Likewise.
7529 * config/i386/att.h: Likewise.
7530 * config/i386/avxintrin.h: Likewise.
7531 * config/i386/biarch64.h: Likewise.
7532 * config/i386/bmmintrin.h: Likewise.
7533 * config/i386/cpuid.h: Likewise.
7534 * config/i386/cross-stdarg.h: Likewise.
7535 * config/i386/crtfastmath.c: Likewise.
7536 * config/i386/crtprec.c: Likewise.
7537 * config/i386/cygming-crtbegin.c: Likewise.
7538 * config/i386/cygming-crtend.c: Likewise.
7539 * config/i386/cygwin.asm: Likewise.
7540 * config/i386/emmintrin.h: Likewise.
7541 * config/i386/gmm_malloc.h: Likewise.
7542 * config/i386/gthr-win32.c: Likewise.
7543 * config/i386/i386.h: Likewise.
7544 * config/i386/immintrin.h: Likewise.
7545 * config/i386/linux-unwind.h: Likewise.
7546 * config/i386/linux64.h: Likewise.
7547 * config/i386/mm3dnow.h: Likewise.
7548 * config/i386/mmintrin-common.h: Likewise.
7549 * config/i386/mmintrin.h: Likewise.
7550 * config/i386/nmmintrin.h: Likewise.
7551 * config/i386/pmm_malloc.h: Likewise.
7552 * config/i386/pmmintrin.h: Likewise.
7553 * config/i386/smmintrin.h: Likewise.
7554 * config/i386/sol2-c1.asm: Likewise.
7555 * config/i386/sol2-ci.asm: Likewise.
7556 * config/i386/sol2-cn.asm: Likewise.
7557 * config/i386/sol2-gc1.asm: Likewise.
7558 * config/i386/tmmintrin.h: Likewise.
7559 * config/i386/unix.h: Likewise.
7560 * config/i386/w32-unwind.h: Likewise.
7561 * config/i386/wmmintrin.h: Likewise.
7562 * config/i386/x86-64.h: Likewise.
7563 * config/i386/x86intrin.h: Likewise.
7564 * config/i386/xmmintrin.h: Likewise.
7565 * config/ia64/crtbegin.asm: Likewise.
7566 * config/ia64/crtend.asm: Likewise.
7567 * config/ia64/crtfastmath.c: Likewise.
7568 * config/ia64/crti.asm: Likewise.
7569 * config/ia64/crtn.asm: Likewise.
7570 * config/ia64/fde-glibc.c: Likewise.
7571 * config/ia64/lib1funcs.asm: Likewise.
7572 * config/ia64/linux-unwind.h: Likewise.
7573 * config/ia64/quadlib.c: Likewise.
7574 * config/ia64/unwind-ia64.c: Likewise.
7575 * config/linux.h: Likewise.
7576 * config/m32c/m32c-lib1.S: Likewise.
7577 * config/m32c/m32c-lib2-trapv.c: Likewise.
7578 * config/m32c/m32c-lib2.c: Likewise.
7579 * config/m32r/initfini.c: Likewise.
7580 * config/m68hc11/larith.asm: Likewise.
7581 * config/m68hc11/m68hc11-crt0.S: Likewise.
7582 * config/m68k/cf.md: Likewise.
7583 * config/m68k/crti.s: Likewise.
7584 * config/m68k/crtn.s: Likewise.
7585 * config/m68k/lb1sf68.asm: Likewise.
7586 * config/m68k/linux-unwind.h: Likewise.
7587 * config/mcore/crti.asm: Likewise.
7588 * config/mcore/crtn.asm: Likewise.
7589 * config/mcore/lib1.asm: Likewise.
7590 * config/mips/linux-unwind.h: Likewise.
7591 * config/mips/loongson.h: Likewise.
7592 * config/mips/mips16.S: Likewise.
7593 * config/mmix/crti.asm: Likewise.
7594 * config/mmix/crtn.asm: Likewise.
7595 * config/pa/fptr.c: Likewise.
7596 * config/pa/hpux-unwind.h: Likewise.
7597 * config/pa/lib2funcs.asm: Likewise.
7598 * config/pa/linux-atomic.c: Likewise.
7599 * config/pa/linux-unwind.h: Likewise.
7600 * config/pa/milli64.S: Likewise.
7601 * config/pa/quadlib.c: Likewise.
7602 * config/pa/stublib.c: Likewise.
7603 * config/picochip/libgccExtras/adddi3.asm: Likewise.
7604 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
7605 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
7606 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
7607 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
7608 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
7609 * config/picochip/libgccExtras/divmod15.asm: Likewise.
7610 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
7611 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
7612 * config/picochip/libgccExtras/longjmp.asm: Likewise.
7613 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
7614 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
7615 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
7616 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
7617 * config/picochip/libgccExtras/setjmp.asm: Likewise.
7618 * config/picochip/libgccExtras/subdi3.asm: Likewise.
7619 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
7620 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
7621 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
7622 * config/rs6000/750cl.h: Likewise.
7623 * config/rs6000/altivec.h: Likewise.
7624 * config/rs6000/biarch64.h: Likewise.
7625 * config/rs6000/crtresfpr.asm: Likewise.
7626 * config/rs6000/crtresgpr.asm: Likewise.
7627 * config/rs6000/crtresxfpr.asm: Likewise.
7628 * config/rs6000/crtresxgpr.asm: Likewise.
7629 * config/rs6000/crtsavfpr.asm: Likewise.
7630 * config/rs6000/crtsavgpr.asm: Likewise.
7631 * config/rs6000/darwin-asm.h: Likewise.
7632 * config/rs6000/darwin-fallback.c: Likewise.
7633 * config/rs6000/darwin-fpsave.asm: Likewise.
7634 * config/rs6000/darwin-ldouble.c: Likewise.
7635 * config/rs6000/darwin-tramp.asm: Likewise.
7636 * config/rs6000/darwin-unwind.h: Likewise.
7637 * config/rs6000/darwin-vecsave.asm: Likewise.
7638 * config/rs6000/darwin-world.asm: Likewise.
7639 * config/rs6000/e500crtres32gpr.asm: Likewise.
7640 * config/rs6000/e500crtres64gpr.asm: Likewise.
7641 * config/rs6000/e500crtres64gprctr.asm: Likewise.
7642 * config/rs6000/e500crtrest32gpr.asm: Likewise.
7643 * config/rs6000/e500crtrest64gpr.asm: Likewise.
7644 * config/rs6000/e500crtresx32gpr.asm: Likewise.
7645 * config/rs6000/e500crtresx64gpr.asm: Likewise.
7646 * config/rs6000/e500crtsav32gpr.asm: Likewise.
7647 * config/rs6000/e500crtsav64gpr.asm: Likewise.
7648 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
7649 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
7650 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
7651 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
7652 * config/rs6000/eabi-ci.asm: Likewise.
7653 * config/rs6000/eabi-cn.asm: Likewise.
7654 * config/rs6000/eabi.asm: Likewise.
7655 * config/rs6000/linux-unwind.h: Likewise.
7656 * config/rs6000/linux64.h: Likewise.
7657 * config/rs6000/paired.h: Likewise.
7658 * config/rs6000/paired.md: Likewise.
7659 * config/rs6000/ppc64-fp.c: Likewise.
7660 * config/rs6000/ppu_intrinsics.h: Likewise.
7661 * config/rs6000/rs6000.h: Likewise.
7662 * config/rs6000/si2vmx.h: Likewise.
7663 * config/rs6000/sol-ci.asm: Likewise.
7664 * config/rs6000/sol-cn.asm: Likewise.
7665 * config/rs6000/spe.h: Likewise.
7666 * config/rs6000/spu2vmx.h: Likewise.
7667 * config/rs6000/sysv4.h: Likewise.
7668 * config/rs6000/tramp.asm: Likewise.
7669 * config/rs6000/vec_types.h: Likewise.
7670 * config/s390/linux-unwind.h: Likewise.
7671 * config/s390/tpf-unwind.h: Likewise.
7672 * config/score/crti.asm: Likewise.
7673 * config/score/crtn.asm: Likewise.
7674 * config/sh/crt1.asm: Likewise.
7675 * config/sh/crti.asm: Likewise.
7676 * config/sh/crtn.asm: Likewise.
7677 * config/sh/divtab-sh4-300.c: Likewise.
7678 * config/sh/divtab-sh4.c: Likewise.
7679 * config/sh/divtab.c: Likewise.
7680 * config/sh/lib1funcs-4-300.asm: Likewise.
7681 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
7682 * config/sh/lib1funcs.asm: Likewise.
7683 * config/sh/lib1funcs.h: Likewise.
7684 * config/sh/linux-atomic.asm: Likewise.
7685 * config/sh/linux-unwind.h: Likewise.
7686 * config/sh/shmedia.h: Likewise.
7687 * config/sh/sshmedia.h: Likewise.
7688 * config/sh/ushmedia.h: Likewise.
7689 * config/sparc/crtfastmath.c: Likewise.
7690 * config/sparc/linux-unwind.h: Likewise.
7691 * config/sparc/sol2-c1.asm: Likewise.
7692 * config/sparc/sol2-ci.asm: Likewise.
7693 * config/sparc/sol2-cn.asm: Likewise.
7694 * config/spu/divmodti4.c: Likewise.
7695 * config/spu/divv2df3.c: Likewise.
7696 * config/spu/float_disf.c: Likewise.
7697 * config/spu/float_unsdidf.c: Likewise.
7698 * config/spu/float_unsdisf.c: Likewise.
7699 * config/spu/float_unssidf.c: Likewise.
7700 * config/spu/mfc_multi_tag_release.c: Likewise.
7701 * config/spu/mfc_multi_tag_reserve.c: Likewise.
7702 * config/spu/mfc_tag_release.c: Likewise.
7703 * config/spu/mfc_tag_reserve.c: Likewise.
7704 * config/spu/mfc_tag_table.c: Likewise.
7705 * config/spu/multi3.c: Likewise.
7706 * config/spu/spu_internals.h: Likewise.
7707 * config/spu/spu_intrinsics.h: Likewise.
7708 * config/spu/spu_mfcio.h: Likewise.
7709 * config/spu/vec_types.h: Likewise.
7710 * config/spu/vmx2spu.h: Likewise.
7711 * config/stormy16/stormy16-lib2.c: Likewise.
7712 * config/svr4.h: Likewise.
7713 * config/sync.c: Likewise.
7714 * config/v850/lib1funcs.asm: Likewise.
7715 * config/vxlib-tls.c: Likewise.
7716 * config/vxlib.c: Likewise.
7717 * config/vxworks-dummy.h: Likewise.
7718 * config/xtensa/crti.asm: Likewise.
7719 * config/xtensa/crtn.asm: Likewise.
7720 * config/xtensa/ieee754-df.S: Likewise.
7721 * config/xtensa/ieee754-sf.S: Likewise.
7722 * config/xtensa/lib1funcs.asm: Likewise.
7723 * config/xtensa/lib2funcs.S: Likewise.
7724 * config/xtensa/linux-unwind.h: Likewise.
7725 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
7726 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
7727 * coretypes.h: Likewise.
7728 * crtstuff.c: Likewise.
7729 * defaults.h: Likewise.
7730 * dwarf2.h: Likewise.
7731 * emutls.c: Likewise.
7732 * gbl-ctors.h: Likewise.
7733 * gcov-io.h: Likewise.
7734 * ginclude/float.h: Likewise.
7735 * ginclude/iso646.h: Likewise.
7736 * ginclude/stdarg.h: Likewise.
7737 * ginclude/stdbool.h: Likewise.
7738 * ginclude/stddef.h: Likewise.
7739 * ginclude/stdfix.h: Likewise.
7740 * ginclude/stdint-gcc.h: Likewise.
7741 * ginclude/tgmath.h: Likewise.
7742 * gthr-aix.h: Likewise.
7743 * gthr-dce.h: Likewise.
7744 * gthr-gnat.c: Likewise.
7745 * gthr-gnat.h: Likewise.
7746 * gthr-lynx.h: Likewise.
7747 * gthr-mipssde.h: Likewise.
7748 * gthr-nks.h: Likewise.
7749 * gthr-posix.c: Likewise.
7750 * gthr-posix.h: Likewise.
7751 * gthr-posix95.h: Likewise.
7752 * gthr-rtems.h: Likewise.
7753 * gthr-single.h: Likewise.
7754 * gthr-solaris.h: Likewise.
7755 * gthr-tpf.h: Likewise.
7756 * gthr-vxworks.h: Likewise.
7757 * gthr-win32.h: Likewise.
7759 * libgcc2.c: Likewise.
7760 * libgcc2.h: Likewise.
7761 * libgcov.c: Likewise.
7762 * tsystem.h: Likewise.
7763 * typeclass.h: Likewise.
7764 * unwind-c.c: Likewise.
7765 * unwind-compat.h: Likewise.
7766 * unwind-dw2-fde-compat.c: Likewise.
7767 * unwind-dw2-fde-darwin.c: Likewise.
7768 * unwind-dw2-fde-glibc.c: Likewise.
7769 * unwind-dw2-fde.c: Likewise.
7770 * unwind-dw2-fde.h: Likewise.
7771 * unwind-dw2.c: Likewise.
7772 * unwind-dw2.h: Likewise.
7773 * unwind-generic.h: Likewise.
7774 * unwind-pe.h: Likewise.
7775 * unwind-sjlj.c: Likewise.
7776 * unwind.inc: Likewise.
7777 * config/arm/neon-gen.ml: Change generated copyright header to
7778 refer to version 3 of the GNU General Public License with
7779 version 3.1 of the GCC Runtime Library Exception and to point
7780 readers at the COPYING3 and COPYING3.RUNTIME files and the
7781 FSF's license web page.
7782 * config/arm/arm_neon.h: Regenerate.
7784 2009-04-09 Jakub Jelinek <jakub@redhat.com>
7786 * config/cris/cris.md: Change copyright header to refer to version
7787 3 of the GNU General Public License.
7788 * doc/install.texi2html: Change copyright header to refer to version
7789 3 of the GNU General Public License and to point readers at the
7790 COPYING3 file and the FSF's license web page.
7791 * config/vax/linux.h: Likewise.
7793 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7795 * config/i386/i386.md (cmpcc): New.
7796 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
7797 (sync_compare_and_swap_cc*): Delete.
7799 * config/s390/s390.c (s390_compare_emitted): Remove.
7800 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
7801 s390_compare_emitted used to be handled. Assert that modes match.
7802 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
7803 refer to sync_compare_and_swap_ccsi.
7804 * config/s390/s390.h (s390_compare_emitted): Remove.
7805 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
7806 instead of s390_compare_emitted.
7807 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
7808 instead of s390_compare_emitted.
7809 * config/s390/s390.md (cmpcc): New.
7810 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
7811 CC_REGNUM, do not pretend it's set.
7812 (sync_compare_and_swap_cc*): Delete.
7813 * config/s390/predicates.md (cc_reg_operand): New.
7815 * expr.c (sync_compare_and_swap_cc): Delete.
7816 * optabs.h (sync_compare_and_swap_cc): Delete.
7817 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
7818 is being used with can_compare_p.
7819 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
7821 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
7822 look for a MODE_CC set instead. Use emit_store_flag.
7823 (expand_compare_and_swap_loop): Likewise, with some additional
7824 complication to avoid a force_reg when useless. Use
7825 emit_cmp_and_jump_insns.
7826 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
7827 * doc/md.texi (sync_compare_and_swap_cc): Merge with
7828 sync_compare_and_swap documentation.
7830 2009-04-09 Jan Hubicka <jh@suse.cz>
7832 * except.c (find_prev_try): Break out from ....
7833 (duplicate_eh_regions): ... here; properly update prev_try pointers
7834 when duplication part of tree.
7835 (dump_eh_tree): Improve dumping.
7836 (verify_eh_region): New.
7837 (verify_eh_tree): Use it.
7839 2009-04-06 Richard Guenther <rguenther@suse.de>
7841 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
7842 &ARRAY addresses by adjusting their types and prepending
7844 * tree-cfg.c (verify_gimple_assign_single): Verify that
7845 addresses are correct.
7847 2009-04-09 Richard Guenther <rguenther@suse.de>
7849 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
7850 indices into an array reference if possible.
7851 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7852 Fold POINTER_PLUS_EXPR statements with invariant address.
7854 2009-04-09 Alan Modra <amodra@bigpond.net.au>
7857 * config.gcc (powerpc64-*-linux*): Always build biarch.
7859 2009-04-09 Joseph Myers <joseph@codesourcery.com>
7862 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
7863 it and pedwarn if this results in an INTEGER_CST.
7865 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7867 * doc/install.texi: Update minimum GMP version. Remove obsolete
7868 text in MPFR section.
7870 2009-04-08 Jakub Jelinek <jakub@redhat.com>
7872 * dwarf2out.c (class_scope_p): New static inline.
7873 (class_or_namespace_scope_p): Use it.
7874 (gen_variable_die): Use DW_TAG_member tag for static data member
7875 declarations instead of DW_TAG_variable.
7878 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
7881 2009-04-08 Richard Guenther <rguenther@suse.de>
7883 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
7884 valueize random data.
7886 2009-04-08 David Edelsohn <edelsohn@gnu.org>
7888 * config.gcc (aix tm_file): Add aix-stdint.h.
7889 (aix tm clause use_gcc_stdint): Set to wrap.
7890 * config/rs6000/aix-stdint.h: New file.
7892 2009-04-08 Richard Guenther <rguenther@suse.de>
7895 * tree-dfa.c (add_referenced_var): Do not recurse into
7896 global initializers.
7897 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
7899 (fold_const_aggregate_ref): Likewise.
7901 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7903 * recog.c (ordered_comparison_operator): New.
7904 * gensupport.c (std_preds): Add it.
7905 * doc/md.texi (Machine-Independent Predicates): Document it.
7907 2009-04-08 Jan Hubicka <jh@suse.cz>
7909 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
7910 * function.h (rtl_eh): Remove exception_handler_label_map.
7911 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
7912 remove_exception_handler_label, for_each_eh_label_1): Remove.
7913 (rtl_remove_unreachable_regions): Remove.
7914 (convert_from_eh_region_ranges): Do not remove unreachable regions.
7915 (find_exception_handler_labels): Don't build the hashtable.
7916 (maybe_remove_eh_handler): Remove.
7917 (for_each_eh_label): Rewrite to walk the tree.
7918 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
7919 * except.h (maybe_remove_eh_handler): Remove.
7920 * passes.c (init_optimization_passes): Schedule second EH cleanup
7922 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
7923 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
7925 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7927 * genoutput.c (validate_optab_operands): New.
7928 (gen_insn, gen_expand): Call it.
7930 * genflags.c (gen_insn): Detect misused iterators.
7931 (main): Pass line_no to gen_insn, exit with status 1 on error.
7933 * genextract.c (line_no): Make global.
7934 (VEC_safe_set_locstr): Change assertion to error message.
7935 (main): Exit with status 1 on error.
7937 2009-04-08 Joseph Myers <joseph@codesourcery.com>
7941 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7942 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7943 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
7944 * c-convert.c (convert): Do not call fold on results of conversion
7945 functions when the result is a C_MAYBE_CONST_EXPR.
7946 * c-parser.c (c_parser_postfix_expression): Do not fold condition
7947 of __builtin_choose_expr.
7948 * c-typeck.c (remove_c_maybe_const_expr): New.
7949 (build_unary_op, build_conditional_expr, build_compound_expr,
7950 build_binary_op, c_objc_common_truthvalue_conversion): Call
7951 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
7954 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
7956 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
7957 CODE to produce a new one. Add a prototype to use fold_convert_const
7959 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
7962 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
7963 mix declarations and code.
7965 2009-04-08 Ben Elliston <bje@au.ibm.com>
7967 * gcc.c: Replace `CC' with `GCC' throughout.
7969 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
7971 * doc/invoke.texi: Document Atom support.
7973 2009-04-07 Jason Merrill <jason@redhat.com>
7976 * c-common.h, c-common.c: Add flag_pretty_templates.
7977 * c-opts.c (c_common_handle_option): Set it.
7978 * c.opt: Add -fno-pretty-templates.
7979 * doc/invoke.texi (C++ Dialect Options): Likewise.
7981 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
7983 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
7984 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
7985 (ia64_expand_builtin): Likewise.
7987 2009-04-07 Martin Jambor <mjambor@suse.cz>
7989 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
7990 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
7991 ADDR_EXPRS are include too.
7993 2009-04-07 Richard Guenther <rguenther@suse.de>
7995 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
7996 decls are only used if passes as parameters or if they are
7997 local statics and the call is not to a builtin.
7998 (call_may_clobber_ref_p_1): Likewise.
8000 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8002 * expr.c (do_store_flag): Remove last argument. Simplify code
8003 to avoid duplication of tests already done by can_compare_p.
8004 (expand_expr_real_1): Adjust caller.
8006 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8008 * optabs.c (can_compare_p): Test the predicate of a
8009 cbranch and cstore pattern.
8011 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8013 * expr.c (convert_move): Use emit_store_flag instead of
8016 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8018 * config/i386/i386.c (ix86_compare_emitted): Remove.
8019 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
8020 ix86_compare_op0 like ix86_compare_emitted used to be handled.
8021 * config/i386/i386.h (ix86_compare_emitted): Remove.
8022 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
8023 instead of ix86_compare_emitted.
8024 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
8026 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
8028 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
8029 Add t-sysroot-suffix to tmake_file.
8030 * config/print-sysroot-suffix.sh: New file.
8031 * config/t-sysroot-suffix: New file.
8033 2009-04-07 Ben Elliston <bje@au.ibm.com>
8035 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
8036 as the latter produces a warning when the target does not support
8039 2009-04-07 Ben Elliston <bje@au.ibm.com>
8041 * dfp.c: Replace type punning assignments with memcpy throughout.
8042 * Makefile.in (dfp.o-warn): Remove.
8044 2009-04-07 Alan Modra <amodra@bigpond.net.au>
8047 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
8048 Include soft-fp/t-softfp after rs6000/t-linux64.
8050 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
8052 * stor-layout.c (set_sizetype): Use the full precision of their
8053 machine mode for bitsize types.
8055 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
8057 * config/i386/i386.md: Revert 2 accidental checkins.
8059 2009-04-06 Joey Ye <joey.ye@intel.com>
8060 Xuepeng Guo <xuepeng.guo@intel.com>
8061 H.J. Lu <hongjiu.lu@intel.com>
8063 Atom pipeline model, tuning and insn selection.
8064 * config.gcc (atom): Add atom config options and target.
8066 * config/i386/atom.md: New.
8068 * config/i386/i386.c (atom_cost): New cost.
8069 (m_ATOM): New macro flag.
8070 (initial_ix86_tune_features): Set m_ATOM.
8071 (x86_accumulate_outgoing_args): Likewise.
8072 (x86_arch_always_fancy_math_387): Likewise.
8073 (processor_target): Add Atom cost.
8074 (cpu_names): Add Atom cpu name.
8075 (override_options): Set Atom ISA.
8076 (ix86_issue_rate): New case PROCESSOR_ATOM.
8077 (ix86_adjust_cost): Likewise.
8079 * config/i386/i386.h (TARGET_ATOM): New target macro.
8080 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
8081 (TARGET_OPT_AGU): New target option.
8082 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
8083 (processor_type): Add PROCESSOR_ATOM.
8085 * config/i386/i386.md (cpu): Add new value "atom".
8086 (use_carry, movu): New attr.
8087 (atom.md): Include atom.md.
8088 (adddi3_carry_rex64): Set attr "use_carry".
8089 (addqi3_carry): Likewise.
8090 (addhi3_carry): Likewise.
8091 (addsi3_carry): Likewise.
8092 (*addsi3_carry_zext): Likewise.
8093 (subdi3_carry_rex64): Likewise.
8094 (subqi3_carry): Likewise.
8095 (subhi3_carry): Likewise.
8096 (subsi3_carry): Likewise.
8097 (x86_movdicc_0_m1_rex64): Likewise.
8098 (*x86_movdicc_0_m1_se): Likewise.
8099 (x86_movsicc_0_m1): Likewise.
8100 (*x86_movsicc_0_m1_se): Likewise.
8101 (*adddi_1_rex64): Emit add insn as much as possible.
8102 (*addsi_1): Likewise.
8103 (return_internal): Set atom_unit.
8104 (return_internal_long): Likewise.
8105 (return_pop_internal): Likewise.
8106 (*rcpsf2_sse): Set atom_sse_attr attr.
8107 (*qrt<mode>2_sse): Likewise.
8108 (*prefetch_sse): Likewise.
8110 * config/i386/i386-c.c (ix86_target_macros_internal): New case
8112 (ix86_target_macros_internal): Likewise.
8114 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
8115 (*prefetch_sse_rex): Likewise.
8116 (sse_rcpv4sf2): Likewise.
8117 (sse_vmrcpv4sf2): Likewise.
8118 (sse_sqrtv4sf2): Likewise.
8119 (<sse>_vmsqrt<mode>2): Likewise.
8120 (sse_ldmxcsr): Likewise.
8121 (sse_stmxcsr): Likewise.
8122 (*sse_sfence): Likewise.
8123 (sse2_clflush): Likewise.
8124 (*sse2_mfence): Likewise.
8125 (*sse2_lfence): Likewise.
8126 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
8127 (<sse>_movup<ssemodesuffixf2c>): Likewise.
8128 (avx_movdqu<avxmodesuffix>): Likewise.
8129 (avx_lddqu<avxmodesuffix>): Likewise.
8130 (sse2_movntv2di): Change attr "type" to "ssemov".
8131 (sse2_movntsi): Likewise.
8132 (rsqrtv8sf2): Change attr "type" to "sseadd".
8133 (sse3_addsubv2df3): Set attr "atom_unit".
8134 (sse3_h<plusminus_insn>v4sf3): Likewise.
8135 (*sse2_pmaddwd): Likewise.
8136 (*vec_extractv2di_1_rex64): Likewise.
8137 (*vec_extractv2di_1_avx): Likewise.
8138 (sse2_psadbw): Likewise.
8139 (ssse3_phaddwv8hi3): Likewise.
8140 (ssse3_phaddwv4hi3): Likewise.
8141 (ssse3_phadddv4si3): Likewise.
8142 (ssse3_phadddv2si3): Likewise.
8143 (ssse3_phaddswv8hi3): Likewise.
8144 (ssse3_phaddswv4hi3): Likewise.
8145 (ssse3_phsubwv8hi3): Likewise.
8146 (ssse3_phsubwv4hi3): Likewise.
8147 (ssse3_phsubdv4si3): Likewise.
8148 (ssse3_phsubdv2si3): Likewise.
8149 (ssse3_phsubswv8hi3): Likewise.
8150 (ssse3_phsubswv4hi3): Likewise.
8151 (ssse3_pmaddubsw128): Likewise.
8152 (sse3_pmaddubsw: Likewise.
8153 (ssse3_palignrti): Likewise.
8154 (ssse3_palignrdi): Likewise.
8156 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
8158 * doc/install.texi (Specific): Fix two cross-references to MinGW.
8160 2009-04-06 Richard Guenther <rguenther@suse.de>
8162 PR tree-optimization/28868
8163 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
8164 of which PHI results we inserted.
8165 (insert_into_preds_of_block): Record inserted PHIs.
8166 (eliminate): Eliminate redundant PHI nodes.
8167 (init_pre): Init inserted_phi_names.
8169 2009-04-06 Richard Guenther <rguenther@suse.de>
8171 PR tree-optimization/39643
8172 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
8173 IMAGPART_EXPRs of complex constants.
8174 (execute_fold_all_builtins): If we folded a call queue
8175 TODO_update_address_taken.
8177 2009-04-06 Jan Hubicka <jh@suse.cz>
8180 * except.c (remove_unreachable_regions): Propagate may_contain_throw
8183 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
8185 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
8187 (ic_invalidate_array): Likewise.
8189 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
8191 * calls.c (emit_library_call_value_1): Fix a problem with parameter
8192 alignment for library calls.
8194 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
8196 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
8197 (mingw32 tm clause use_gcc_stdint): Set to wrap.
8198 * config/i386/mingw-stdint.h: New file.
8200 2009-04-05 Richard Guenther <rguenther@suse.de>
8202 PR tree-optimization/39648
8203 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
8204 our &A vs. &A[0] IL deficiencies.
8206 2009-04-04 Jan Hubicka <jh@suse.cz>
8208 * except.c (sjlj_find_directly_reachable_regions): Be ready for
8209 removed toplevel regions.
8210 (sjlj_mark_call_sites): Likewise.
8212 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
8214 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
8215 (cygwin tm clause use_gcc_stdint): Set to wrap.
8216 * config/i386/cygwin-stdint.h: New file.
8218 2009-04-04 Richard Guenther <rguenther@suse.de>
8220 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
8221 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
8222 single-argument PHIs if we are in loop-closed SSA form.
8223 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
8224 for the pre-condition.
8225 (slpeel_tree_peel_loop_to_edge): Likewise.
8226 (vect_build_loop_niters): Take an optional sequence to append stmts.
8227 (vect_generate_tmps_on_preheader): Likewise.
8228 (vect_do_peeling_for_loop_bound): Take extra guards for the
8230 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
8231 the cost model check.
8232 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
8233 guards if we are going to peel. Do not apply versioning in that case.
8234 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
8235 (vect_do_peeling_for_loop_bound): Likewise.
8236 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
8237 loop bound only record extra pre-conditions, do not apply loop
8240 2009-04-04 Richard Guenther <rguenther@suse.de>
8242 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
8245 2009-04-04 Jan Hubicka <jh@suse.cz>
8247 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8248 last_basic_block for size of bb->index indexed array.
8249 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
8250 compute_out, link_btr_uses, build_btr_def_use_webs,
8251 build_btr_def_use_webs, migrate_btr_defs): Likewise.
8253 2009-04-04 Jan Hubicka <jh@suse.cz>
8255 * except.c (remove_eh_handler_and_replace): Break out from ...
8256 (remove_eh_handler): ... here.
8257 (bring_to_root): New function.
8258 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
8259 handled ones, bring others to root of tree.
8261 2009-04-04 Jan Hubicka <jh@suse.cz>
8263 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
8264 (all_phis_safe_to_merge): New function.
8265 (update_info): New structure.
8266 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
8267 (cleanup_empty_eh): Update SSA if possible.
8269 2009-04-04 Richard Guenther <rguenther@suse.de>
8271 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
8272 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
8273 (append_vuse): Likewise.
8275 2009-04-04 Jakub Jelinek <jakub@redhat.com>
8277 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
8278 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
8279 instead of REG_UNSAVED for DW_CFA_undefined.
8280 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
8281 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
8284 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
8287 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
8288 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
8289 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
8291 2009-04-04 Richard Guenther <rguenther@suse.de>
8293 PR tree-optimization/8781
8294 PR tree-optimization/37892
8295 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
8296 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
8297 (valueize_refs): Call it for *& valueizations.
8298 (shared_reference_ops_from_ref): Rename to ...
8299 (valueize_shared_reference_ops_from_ref): ... this and valueize.
8300 (shared_reference_ops_from_call): Rename to ...
8301 (valueize_shared_reference_ops_from_call): ... this and valueize.
8302 (vn_reference_lookup): Update.
8303 (visit_reference_op_call): Likewise.
8304 * tree-ssa-pre.c (phi_translate_1): Fold *&.
8305 (eliminate): Value-replace the call address in call statements.
8307 2009-04-04 Richard Guenther <rguenther@suse.de>
8309 PR tree-optimization/39636
8310 * tree-ssa-forwprop.c
8311 (forward_propagate_addr_into_variable_array_index): Check for
8312 GIMPLE_ASSIGN before accessing the rhs code.
8314 2009-04-03 Jason Merrill <jason@redhat.com>
8316 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
8318 2009-04-03 Steve Ellcey <sje@cup.hp.com>
8320 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
8321 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
8322 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
8323 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
8324 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
8325 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
8326 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
8327 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
8328 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
8329 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
8330 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
8331 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
8332 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
8333 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
8334 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
8335 Use fr_reg_or_fp01_operand instead of fr_register_operand
8337 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
8338 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
8339 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
8341 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
8343 PR rtl-optimization/39607
8344 PR rtl-optimization/39631
8348 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8349 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8350 instead of DF_LR_OUT.
8351 * ira-lives.c (process_bb_node_lives): Ditto.
8352 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8353 instead of DF_LR_{OUT,IN}.
8354 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8355 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8357 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
8359 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
8360 (execute_lower_omp): Always run but take the short way out if -fopenmp
8362 (gate_lower_omp): Remove, forcing the pass manager to always run the
8363 pass and always set PROP_gimple_lomp.
8364 (pass_lower_omp): Remove gate function.
8365 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
8366 PROP_trees. Instead, require it.
8367 * ipa-cp.c (pass_ipa_cp): Likewise.
8368 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
8369 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
8370 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
8371 and PROP_gimple_leh.
8373 2009-04-03 Richard Guenther <rguenther@suse.de>
8376 PR tree-optimization/23940
8377 PR tree-optimization/33237
8380 PR tree-optimization/36201
8381 PR tree-optimization/36230
8382 PR tree-optimization/38049
8383 PR tree-optimization/38207
8384 PR tree-optimization/38230
8385 PR tree-optimization/38301
8386 PR tree-optimization/38585
8388 PR tree-optimization/38985
8389 PR tree-optimization/39299
8390 * tree-ssa-structalias.h: Remove.
8391 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
8392 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
8393 (struct vuse_element_d): Remove.
8394 (struct vuse_vec_d): Likewise.
8395 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
8396 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
8397 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
8398 VUSE_ELEMENT_VAR): Likewise.
8399 (struct voptype_d): Likewise.
8400 (NUM_VOP_FREE_BUCKETS): Likewise.
8401 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
8402 (struct stmt_operands_d): Remove.
8403 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
8404 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
8405 VDEF_NUM, VDEF_VECT): Likewise.
8406 (copy_virtual_operands): Remove.
8407 (operand_build_cmp): Likewise.
8408 (create_ssa_artificial_load_stmt): Likewise.
8409 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
8410 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
8411 vuse_index and mayuse_index members. Pack and move done and iter_type
8412 members to the front.
8413 (SSA_OP_VMAYUSE): Remove.
8414 (SSA_OP_VIRTUAL_USES): Adjust.
8415 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
8416 (unlink_stmt_vdef): Declare.
8417 (add_to_addressable_set): Remove.
8418 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
8419 (vrp_visit_stmt): Likewise.
8420 * doc/tree-ssa.texi (Alias analysis): Update.
8421 * doc/invoke.texi (max-aliased-vops): Remove docs.
8422 (avg-aliased-vops): Likewise.
8423 * tree-into-ssa.c (syms_to_rename): Remove.
8424 (need_to_update_vops_p): Likewise.
8425 (need_to_initialize_update_ssa_p): Rename to ...
8426 (update_ssa_initialized_fn): ... this. Track function we are
8428 (symbol_marked_for_renaming): Simplify.
8429 (add_new_name_mapping): Do not set need_to_update_vops_p.
8430 (dump_currdefs): Use SYMS_TO_RENAME.
8431 (rewrite_update_stmt): Always walk all uses/defs.
8432 (dump_update_ssa): Adjust.
8433 (init_update_ssa): Take function argument. Track what we are
8435 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
8436 (create_new_def_for): Initialize for cfun, assert we are initialized
8438 (mark_sym_for_renaming): Simplify.
8439 (mark_set_for_renaming): Do not initialize update-ssa.
8440 (need_ssa_update_p): Simplify. Take function argument.
8441 (name_mappings_registered_p): Assert we ask for the correct function.
8442 (name_registered_for_update_p): Likewise.
8443 (ssa_names_to_replace): Likewise.
8444 (release_ssa_name_after_update_ssa): Likewise.
8445 (update_ssa): Likewise. Use SYMS_TO_RENAME.
8446 (dump_decl_set): Do not print a newline.
8447 (debug_decl_set): Do it here.
8448 (dump_update_ssa): And here.
8449 * tree-ssa-loop-im.c (move_computations): Adjust.
8450 (movement_possibility): Likewise.
8451 (determine_max_movement): Likewise.
8452 (gather_mem_refs_stmt): Likewise.
8453 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
8455 * tree-complex.c (update_all_vops): Remove.
8456 (expand_complex_move): Adjust.
8457 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
8458 Simplify test for memory referencing statement. Exclude
8459 non-invariant ADDR_EXPRs.
8460 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
8461 * tree-loop-distribution.c (generate_memset_zero): Adjust.
8462 (rdg_flag_uses): Likewise.
8463 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
8465 (tree_optimize_tail_calls_1): Also split the
8466 edge from the entry block if we have degenerate PHI nodes in
8467 the first basic block.
8468 * tree.c (init_ttree): Remove memory-tag related code.
8469 (tree_code_size): Likewise.
8470 (tree_node_structure): Likewise.
8471 (build7_stat): Re-write to be build6_stat.
8472 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
8473 (SSA_VAR_P): Adjust.
8474 (struct tree_memory_tag): Remove.
8475 (struct tree_memory_partition_tag): Likewise.
8476 (union tree_node): Adjust.
8477 (build7): Re-write to be build6.
8478 * tree-pass.h (pass_reset_cc_flags): Remove.
8479 (TODO_update_address_taken): New flag.
8480 (pass_simple_dse): Remove.
8481 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
8482 * params.h (MAX_ALIASED_VOPS): Remove.
8483 (AVG_ALIASED_VOPS): Likewise.
8484 * omp-low.c (expand_omp_taskreg): Update SSA form.
8485 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
8486 aliases the lhs in a copy stmt.
8487 * tree-ssa-dse.c (struct address_walk_data): Remove.
8488 (memory_ssa_name_same): Likewise.
8489 (memory_address_same): Likewise.
8490 (get_kill_of_stmt_lhs): Likewise.
8491 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
8492 unused stores. Look through PHI nodes into post-dominated regions.
8493 (dse_optimize_stmt): Simplify. Properly remove stores.
8494 (tree_ssa_dse): Compute dominators.
8495 (execute_simple_dse): Remove.
8496 (pass_simple_dse): Likewise.
8497 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
8498 gimple_loaded_syms and gimple_stored_syms computation.
8499 * toplev.c (dump_memory_report): Dump alias and pta stats.
8500 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
8501 (vn_reference_eq): Likewise.
8502 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
8503 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
8504 valueize_vuses): Remove.
8505 (get_def_ref_stmt_vuses): Simplify. Rename to ...
8506 (get_def_ref_stmt_vuse): ... this.
8507 (vn_reference_lookup_2): New function.
8508 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
8509 walking equivalent vuses. Simplify.
8510 (vn_reference_lookup): Likewise.
8511 (vn_reference_insert): Likewise.
8512 (vn_reference_insert_pieces): Likewise.
8513 (visit_reference_op_call): Simplify.
8514 (visit_reference_op_load): Likewise.
8515 (visit_reference_op_store): Likewise.
8516 (init_scc_vn): Remove shared_lookup_vuses initialization.
8517 (free_scc_vn): Remove shared_lookup_vuses freeing.
8518 (sort_vuses, sort_vuses_heap): Remove.
8519 (get_ref_from_reference_ops): Export.
8520 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
8521 vector with single vuse pointer.
8522 (vn_reference_lookup_pieces, vn_reference_lookup,
8523 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
8524 (shared_vuses_from_stmt): Remove.
8525 (get_ref_from_reference_ops): Declare.
8526 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
8527 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8528 memory-tag related code.
8529 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
8530 (likely_value): Add comment, skip static-chain of call statements.
8531 (surely_varying_stmt_p): Adjust.
8532 (gimplify_and_update_call_from_tree): Likewise.
8533 (execute_fold_all_builtins): Do not rebuild alias info.
8534 (gimplify_and_update_call_from_tree): Properly update VOPs.
8535 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
8536 (copy_ref_info): Remove memory-tag related code.
8537 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
8538 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
8539 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
8541 * tree-ssa-dom.c (gimple_p): Remove typedef.
8542 (eliminate_redundant_computations): Adjust.
8543 (record_equivalences_from_stmt): Likewise.
8544 (avail_expr_hash): Likewise.
8545 (avail_expr_eq): Likewise.
8546 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
8547 (stmt_makes_single_load): Likewise.
8548 (stmt_makes_single_store): Likewise.
8549 * tree-ssa-alias.c: Rewrite completely.
8550 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
8551 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
8552 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
8553 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
8554 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
8555 Remove public functions.
8556 (pass_reset_cc_flags): Remove.
8557 (pass_build_alias): Move ...
8558 * tree-ssa-structalias.c (pass_build_alias): ... here.
8559 * tree-ssa-alias.c (may_be_aliased): Move ...
8560 * tree-flow-inline.h (may_be_aliased): ... here.
8561 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
8562 count_uses_and_derefs): Move ...
8563 * gimple.c: ... here.
8564 * gimple.h (count_uses_and_derefs): Declare.
8565 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
8566 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
8567 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
8568 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
8569 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
8570 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
8571 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
8573 * tree-dfa.c (refs_may_alias_p): Move ...
8574 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
8575 * tree-ssa-alias.h: New file.
8576 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
8577 (statement_sink_location): Likewise.
8578 * opts.c (decode_options): Do not adjust max-aliased-vops or
8579 avg-aliased-vops values.
8580 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
8581 (TV_CALL_CLOBBER): Likewise.
8582 (TV_FLOW_SENSITIVE): Likewise.
8583 (TV_FLOW_INSENSITIVE): Likewise.
8584 (TV_MEMORY_PARTITIONING): Likewise.
8585 (TV_ALIAS_STMT_WALK): New timevar.
8586 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
8587 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
8588 (get_address_description): Remove memory-tag related code.
8589 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
8590 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
8591 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
8592 and immediate uses in statements. Document.
8593 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
8594 (dump_symbols): Remove.
8595 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
8596 * alias.c (get_deref_alias_set): New function split out from ...
8597 (get_alias_set): ... here.
8598 * alias.h (get_deref_alias_set): Declare.
8599 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
8600 type parameter. Remove restrict pointer handling. Create a
8601 ref-all pointer in case type-based alias sets do not conflict.
8602 (vect_analyze_data_refs): Remove SMT related code.
8603 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
8604 (vectorizable_load): Likewise.
8605 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
8606 (DR_SYMBOL_TAG, DR_VOPS): Remove.
8607 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
8608 Ignore vops and SMTs.
8609 (dr_analyze_alias): Likewise..
8610 (free_data_ref): Likewise.
8611 (create_data_ref): Likewise.
8612 (analyze_all_data_dependences): Likewise.
8613 (get_references_in_stmt): Adjust.
8614 * tree-flow-inline.h (gimple_aliases_computed_p,
8615 gimple_addressable_vars, gimple_call_clobbered_vars,
8616 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
8617 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
8618 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
8619 gimple_mem_ref_stats): Remove.
8620 (gimple_vop): New function.
8621 (op_iter_next_use): Remove vuses and mayuses cases.
8622 (op_iter_next_def): Remove vdefs case.
8623 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
8624 (clear_and_done_ssa_iter): Do not set removed fields.
8625 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
8626 Assert we are not iterating over vuses or vdefs if not also
8627 iterating over uses or defs.
8628 (op_iter_init_use): Likewise.
8629 (op_iter_init_def): Likewise.
8630 (op_iter_next_vdef): Remove.
8631 (op_iter_next_mustdef): Likewise.
8632 (op_iter_init_vdef): Likewise.
8633 (compare_ssa_operands_equal): Likewise.
8634 (link_use_stmts_after): Handle vuse operand.
8635 (is_call_used): Use is_call_clobbered.
8636 (is_call_clobbered): Global variables are always call clobbered,
8637 query the call-clobbers bitmap.
8638 (mark_call_clobbered): Ignore global variables.
8639 (clear_call_clobbered): Likewise.
8640 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
8641 virtual operands sanity check.
8642 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
8644 (TARGET_MEM_REF): Remove TMR_TAG operand.
8645 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
8646 Remove call-clobber related code.
8647 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
8648 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
8649 partitions or escape reason.
8650 (get_single_def_stmt, get_single_def_stmt_from_phi,
8651 get_single_def_stmt_with_phi): Remove.
8652 (dump_referenced_vars): Tidy.
8653 (get_ref_base_and_extent): Allow bare decls.
8654 (collect_dfa_stats): Adjust.
8655 * graphite.c (rename_variables_in_stmt): Adjust.
8656 (graphite_copy_stmts_from_block): Likewise.
8657 (translate_clast): Likewise.
8658 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
8660 (translate_vuse_through_block): Use the oracle.
8661 (phi_translate_1): Adjust.
8662 (value_dies_in_block_x): Use the oracle. Cache the outcome
8664 (valid_in_sets): Check if the VUSE for
8665 a REFERENCE is available.
8666 (eliminate): Do not remove stmts during elimination,
8667 instead queue and remove them afterwards.
8668 (do_pre): Do not rebuild alias info.
8669 (pass_pre): Run TODO_rebuild_alias before PRE.
8670 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
8671 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
8672 (mark_all_v_defs_stmt): Remove.
8673 (mark_all_v_defs_seq): Adjust.
8674 (sra_replace): Likewise.
8675 (scalarize_use): Likewise.
8676 (scalarize_copy): Likewise.
8677 (scalarize_init): Likewise.
8678 (scalarize_ldst): Likewise.
8679 (todoflags): Remove.
8680 (tree_sra): Do not rebuild alias info.
8681 (tree_sra_early): Adjust.
8682 (pass_sra): Run TODO_update_address_taken before SRA.
8683 * tree-predcom.c (set_alias_info): Remove.
8684 (prepare_initializers_chain): Do not call it.
8685 (mark_virtual_ops_for_renaming): Adjust.
8686 (mark_virtual_ops_for_renaming_list): Remove.
8687 (initialize_root_vars): Adjust.
8688 (initialize_root_vars_lm): Likewise.
8689 (prepare_initializers_chain): Likewise.
8690 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
8691 (may_propagate_copy_into_stmt): Likewise.
8692 (merge_alias_info): Do nothing for now.
8693 (propagate_tree_value_into_stmt): Adjust.
8694 (stmt_may_generate_copy): Likewise.
8695 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
8696 not mark symbols for renaming.
8697 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
8698 with the same statement, make sure to update the new pointed-to one.
8699 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
8700 call statements, do not mark symbols for renaming.
8701 (mark_operand_necessary): Dump something.
8702 (ref_may_be_aliased): New function.
8703 (mark_aliased_reaching_defs_necessary_1): New helper function.
8704 (mark_aliased_reaching_defs_necessary): Likewise.
8705 (mark_all_reaching_defs_necessary_1): Likewise.
8706 (mark_all_reaching_defs_necessary): Likewise.
8707 (propagate_necessity): Do not process virtual PHIs. For
8708 non-aliased loads mark all reaching definitions as necessary.
8709 For aliased loads and stores mark the immediate dominating
8710 aliased clobbers as necessary.
8711 (visited): New global static.
8712 (perform_tree_ssa_dce): Free visited bitmap after propagating
8714 (remove_dead_phis): Perform simple dead virtual PHI removal.
8715 (remove_dead_stmt): Properly unlink virtual operands when
8717 (eliminate_unnecessary_stmts): Schedule PHI removal after
8719 * tree-ssa-ter.c (is_replaceable_p): Adjust.
8720 (process_replaceable): Likewise.
8721 (find_replaceable_in_bb): Likewise.
8722 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
8723 based on the single gimple vop.
8724 (verify_flow_insensitive_alias_info): Remove.
8725 (verify_flow_sensitive_alias_info): Likewise.
8726 (verify_call_clobbering): Likewise.
8727 (verify_memory_partitions): Likewise.
8728 (verify_alias_info): Likewise.
8729 (verify_ssa): Adjust..
8730 (execute_update_addresses_taken): Export. Update SSA
8731 manually. Optimize only when optimizing. Use a local bitmap.
8732 (pass_update_address_taken): Remove TODO_update_ssa, add
8734 (pass_update_address_taken): Just use TODO_update_address_taken.
8735 (init_tree_ssa): Do not initialize addressable_vars.
8736 (verify_ssa): Verify new VUSE / VDEF properties.
8737 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
8738 Do not call verify_alias_info.
8739 (delete_tree_ssa): Clear the VUSE, VDEF operands.
8740 Do not free the loaded and stored syms bitmaps. Reset the escaped
8741 and callused solutions. Do not free addressable_vars.
8742 Remove memory-tag related code.
8743 (warn_uninitialized_var): Aliases are always available.
8744 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
8745 * lambda-code.c (can_put_in_inner_loop): Adjust.
8746 (can_put_after_inner_loop): Likewise.
8747 (perfect_nestify): Likewise.
8748 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
8749 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
8750 (vectorizable_conversion): Do not mark symbols for renaming.
8751 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
8752 (expand_call_inline): Unlink the calls virtual operands before
8754 (tree_function_versioning): Do not call update_ssa if we are not
8755 updating clones. Simplify.
8756 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
8757 (propagate_with_phi): Likewise..
8758 * tree-outof-ssa.c (create_temp): Remove memory tag and call
8759 clobber code. Assert we are not aliased or global.
8760 * tree-flow.h: Include tree-ssa-alias.h
8761 (enum escape_type): Remove.
8762 (struct mem_sym_stats_d): Likewise.
8763 (struct mem_ref_stats_d): Likewise.
8764 (struct gimple_df): Add vop member. Remove global_var,
8765 call_clobbered_vars, call_used_vars, addressable_vars,
8766 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
8767 escaped and callused members.
8768 (struct ptr_info_def): Remove all members, add points-to solution
8770 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
8771 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
8772 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
8773 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
8774 (tree-ssa-alias.o): Likewise.
8775 (toplev.o): Add tree-ssa-alias.h
8776 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
8777 * gimple.c (gimple_set_bb): Fix off-by-one error.
8778 (is_gimple_reg): Do not handle memory tags.
8779 (gimple_copy): Also copy virtual operands.
8780 Delay updating the statement. Do not reset loaded and stored syms.
8781 (gimple_set_stored_syms): Remove.
8782 (gimple_set_loaded_syms): Likewise.
8783 (gimple_call_copy_skip_args): Copy the virtual operands
8784 and mark the new statement modified.
8785 * tree-ssa-structalias.c (may_alias_p): Remove.
8786 (set_uids_in_ptset): Take the alias set to prune with as
8787 parameter. Fold in the alias test of may_alias_p.
8788 (compute_points_to_sets): Compute whether a ptr is dereferenced
8790 (process_constraint): Deal with &ANYTHING on the lhs, reject all
8791 other ADDRESSOF constraints on the lhs.
8792 (get_constraint_for_component_ref): Assert that we don't get
8793 ADDRESSOF constraints from the base of the reference.
8794 Properly generate UNKNOWN_OFFSET for DEREF if needed.
8795 (struct variable_info): Remove collapsed_to member.
8796 (get_varinfo_fc): Remove.
8797 (new_var_info): Do not set collapsed_to.
8798 (dump_constraint): Do not follow cycles.
8799 (dump_constraint_graph): Likewise.
8800 (build_pred_graph): Likewise.
8801 (build_succ_graph): Likewise.
8802 (rewrite_constraints): Likewise.
8803 (do_simple_structure_copy): Remove.
8804 (do_rhs_deref_structure_copy): Remove.
8805 (do_lhs_deref_structure_copy): Remove.
8806 (collapse_rest_of_var): Remove.
8807 (do_structure_copy): Re-implement.
8808 (pta_stats): New global variable.
8809 (dump_pta_stats): New function.
8810 (struct constraint_expr): Make offset signed.
8811 (UNKNOWN_OFFSET): Define special value.
8812 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
8813 (solution_set_expand): New helper function split out from ...
8814 (do_sd_constraint): ... here.
8815 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
8816 (do_ds_constraint): Likewise.
8817 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
8818 and CALLUSED = *CALLUSED.
8819 (set_union_with_increment): Make inc argument signed.
8820 (type_safe): Remove.
8821 (get_constraint_for_ptr_offset): Handle unknown and negative
8823 (first_vi_for_offset): Handle offsets before start. Bail
8824 out early for offsets beyond the variable extent.
8825 (first_or_preceding_vi_for_offset): New function.
8826 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
8827 Together with ESCAPED = *ESCAPED this properly computes reachability.
8828 (find_what_var_points_to): New function.
8829 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
8830 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
8831 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
8832 pt_solutions_intersect): New functions.
8833 (compute_call_used_vars): Remove.
8834 (compute_may_aliases): New main entry into PTA computation.
8835 * gimple.h (gimple_p): New typedef.
8836 (struct gimple_statement_base): Remove references_memory_p.
8837 (struct gimple_statement_with_memory_ops_base): Remove
8838 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
8840 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
8841 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
8842 gimple_set_references_memory): Remove.
8843 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
8844 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
8846 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
8847 (verify_expr): Allow RESULT_DECL.
8848 (gimple_duplicate_bb): Do not copy virtual operands.
8849 (gimple_duplicate_sese_region): Adjust.
8850 (gimple_duplicate_sese_tail): Likewise.
8851 (mark_virtual_ops_in_region): Remove.
8852 (move_sese_region_to_fn): Do not call it.
8853 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
8854 and pass_simple_dse.
8855 (execute_function_todo): Handle TODO_update_address_taken,
8856 call execute_update_addresses_taken for TODO_rebuild_alias.
8857 (execute_todo): Adjust.
8858 (execute_one_pass): Init dump files early.
8859 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
8861 (create_general_new_stmt): Clear vops.
8862 * tree-ssa-reassoc.c (get_rank): Adjust.
8863 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
8864 symbols for renaming.
8865 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
8866 (PARAM_AVG_ALIASED_VOPS): Likewise.
8867 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
8868 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
8869 * tree-ssa-operands.c: Simplify for new virtual operand representation.
8870 (operand_build_cmp, copy_virtual_operands,
8871 create_ssa_artificial_load_stmt, add_to_addressable_set,
8872 gimple_add_to_addresses_taken): Remove public functions.
8873 (unlink_stmt_vdef): New function.
8875 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8877 * config.gcc (powerpc-*-linux*): Merge variants.
8879 2009-04-02 Chao-ying Fu <fu@mips.com>
8880 James Grosbach <james.grosbach@microchip.com>
8882 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
8883 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
8885 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
8886 keep_interrupts_masked_p, use_debug_exception_return_p.
8887 (mips_attribute_table): Add interrupt, use_shadow_register_set,
8888 keep_interrupts_masked, use_debug_exception_return.
8889 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
8890 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
8892 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
8893 (mips_print_operand): Process COP0 registers to print $0 .. $31
8894 correctly for GAS to process.
8895 (mips_interrupt_extra_call_saved_reg_p): New function.
8896 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
8898 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
8899 (mips_compute_frame_info): Add supports for interrupt context that
8900 includes doubleword accumulators and COP0 registers.
8901 (mips_for_each_saved_acc): New function.
8902 (mips_for_each_saved_gpr_and_fpr): Change the function name from
8903 mips_for_each_saved_reg.
8904 (mips_save_reg): Save accumulators.
8905 (mips_kernel_reg_p): A new for_each_rtx callback.
8906 (mips_expand_prologue): Support interrupt handlers.
8907 (mips_restore_reg): Restore accumulators.
8908 (mips_expand_epilogue): Support interrupt handlers.
8909 (mips_can_use_return_insn): Return false for interrupt handlers.
8910 (mips_epilogue_uses): New function.
8911 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
8912 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
8913 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
8914 cop0_move): New instructions.
8915 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
8916 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
8918 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
8920 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
8921 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
8922 interrupt handlers, we use K0 as the temporary register.
8923 (EPILOGUE_USES): Change to a function call.
8924 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
8925 handlers, we use K0 as the temporary register.
8927 * doc/extend.texi (Function Attributes): Document interrupt,
8928 use_shadow_register_set, keep_interrupts_masked,
8929 use_debug_exception_return for MIPS attributes.
8931 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8933 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
8934 Remove a number of t-files from tmake_file.
8935 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
8936 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
8937 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8938 target_prototype, not TARGET_PROTOTYPE.
8939 (LINK_OS_GNU_SPEC): Define.
8940 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
8941 and darwin-ldoubdle.c.
8943 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8946 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
8947 (cpp_options): Ditto.
8948 (default_compilers): Ditto.
8949 (display_help): Ditto.
8950 (process_command): Ditto.
8952 (set_input): Use lbasename instead of duplicate code.
8953 (save_temps_prefix): New static for -save-temps=obj.
8954 (save_temps_length): Ditto.
8956 * doc/invoke.texi (-save-temps=obj): Document new variant to
8959 2009-04-02 Jeff Law <law@redhat.com>
8961 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
8964 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8966 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
8967 * configure: Regenerated.
8969 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8971 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
8972 share the argument list.
8974 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
8978 2009-02-12 Diego Novillo <dnovillo@google.com>
8980 * varpool.c (debug_varpool): New.
8981 * cgraph.h (debug_varpool): Declare.
8983 2009-04-02 Jan Hubicka <jh@suse.cz>
8985 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
8988 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
8990 * config/i386/i386.c (ix86_abi): Move initialization to ...
8991 (override_options): Here.
8993 2009-04-02 Christian Bruel <christian.bruel@st.com>
8995 * config/sh/sh.c (sh_dwarf_register_span): New function.
8996 (TARGET_DWARF_REGISTER_SPAN): Define.
8997 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
8999 2009-04-02 Ira Rosen <irar@il.ibm.com>
9001 PR tree-optimization/39595
9002 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
9003 interleaved loads group is not greater than the SLP group size.
9005 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9007 * builtins.c (is_builtin_name): New.
9008 (called_as_built_in): Use is_builtin_name.
9009 * tree.h (is_builtin_name): New.
9010 * varasm.c (incorporeal_function_p): Use is_builtin_name
9012 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
9014 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
9016 2009-04-02 Dodji Seketeli <dodji@redhat.com>
9019 * c-decl.c (clone_underlying_type): Move this ...
9020 * c-common.c (set_underlying_type): ... here.
9021 Also, make sure the function properly sets TYPE_STUB_DECL() on
9022 the newly created typedef variant type.
9023 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
9024 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
9027 2009-04-02 Richard Guenther <rguenther@suse.de>
9029 PR tree-optimization/37221
9030 * tree-flow.h (degenerate_phi_result): Declare.
9031 * tree-ssa-dom.c (degenerate_phi_result): Export.
9032 * tree-scalar-evolution.c (analyze_initial_condition): If
9033 the initial condition is defined by a degenerate PHI node
9034 use the degenerate value.
9036 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
9038 PR rtl-optimization/39588
9039 * combine.c (merge_outer_ops): Do not set the constant when this
9041 (simplify_shift_const_1): Do not modify it either in this case.
9043 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
9045 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
9046 tuning is deprecated if -mtune value is set to an Itanium1 variant.
9048 2009-04-01 Janis Johnson <janis187@us.ibm.com>
9051 * c-lex.c (interpret_float): Default (no suffix) is double.
9053 2009-04-1 Xinliang David Li <davidxl@google.com>
9055 * config/i386/i386.c (legitimate_constant_p): Recognize
9056 all one vector constant.
9058 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9060 * config/vax/vax.c: Add #includes to silence warnings.
9061 Change #include order to silence two warnings.
9063 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9065 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
9066 (ASM_SPEC): Pass -k to the assembler for PIC code.
9068 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9070 * config.gcc: Add vax-*-linux* to the switch.
9071 * config/vax/linux.h: New file. (TARGET_VERSION,
9072 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
9074 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9076 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
9077 Use predicate macros instead of GET_CODE() == foo.
9078 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
9079 ashlsi3, rotrsi3, <unnamed>): Likewise.
9081 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9083 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
9084 jbbccihi, jbbccisi): Remova trailing whitespace.
9085 * config/vax/constraints.md: Likewise.
9086 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9087 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
9088 * config/vax/predicates.md: Likewise.
9089 * config/vax/vax.c (print_operand_address, vax_output_int_move,
9090 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
9091 * config/vax/vax.h: Likewise.
9092 * config/vax/vax.md (nonlocal_goto): Likewise.
9094 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9096 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
9097 (indirectable_address_p, adjacent_operands_p): Add spaces around
9099 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
9101 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9103 * config/vax/vax.c (legitimate_constant_address_p,
9104 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
9105 index_term_p, reg_plus_index_p, legitimate_address_p,
9106 vax_mode_dependent_address_p): Update comments to match functions
9107 modified by the recent int->bool conversion.
9109 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9111 * config/vax/builtins.md: Update copyright message.
9112 * config/vax/constraints.md: Likewise.
9113 * config/vax/netbsd-elf.h: Likewise.
9114 * config/vax/predicates.md: Likewise.
9115 * config/vax/vax-protos.h: Likewise.
9116 * config/vax/vax.c: Likewise.
9117 * config/vax/vax.h: Likewise.
9118 * config/vax/vax.md: Likewise.
9119 * config/vax/vax.opt: Likewise.
9121 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9123 * config/vax/builtins.md (ffssi2, ffssi2_internal,
9124 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
9125 * config/vax/constraints.md (B, R): Likewise.
9126 * config/vax/predicates.md (external_memory_operand,
9127 nonimmediate_addsub_di_operand): Likewise.
9128 * config/vax/vax.c (vax_output_int_add): Likewise.
9129 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
9130 untyped_call): Likewise.
9132 2009-04-01 Matt Thomas <matt@3am-software.com>
9134 * config/vax/predicates.md: New file.
9135 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
9136 external_const_operand, nonsymbolic_operand, external_memory_operand,
9137 indirect_memory_operand, indexed_memory_operand,
9138 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
9139 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
9141 * config/vax/constraints.md: New file.
9142 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
9144 * config/vax/builtins.md: New file.
9145 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
9146 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
9148 * config/vax/vax.opt (mqmath): Add option.
9149 * config/vax/vax.md (isfx): Extend with DI.
9150 (VAXintQH, VAXintQHSD): Define.
9151 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
9152 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
9153 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
9154 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
9155 (movdi): Update constraints and use vax_output_int_move().
9156 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
9157 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
9158 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
9159 nonlocal_goto): New.
9160 (mov<mode>): Extend accepted operand types.
9161 (subdi3_old): Rename from subdi3, change update constraints and use
9162 a new implementation.
9163 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
9164 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
9165 MOVE_RATIO, CLEAR_RATIO): Define.
9166 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
9167 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
9168 (PRINT_OPERAND): Redefine using a function instead of inlined code.
9169 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
9170 (split_quadword_operands): Make static and really allow variable
9172 (print_operand_address): Update for PIC generation.
9173 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
9174 indexable_address_p, fixup_mathdi_operand,
9175 vax_expand_addsub_di_operands, adjacent_operands_p): New.
9176 (vax_float_literal, legitimate_constant_p,
9177 indirectable_constant_address_p, index_term_p,
9178 reg_plus_index_p): Return bool instead of int.
9179 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
9181 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
9183 (vax_output_conditional_branch): Indent.
9184 (legitimate_constant_address_p, indirectable_constant_address_p,
9185 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
9186 vax_mode_dependent_address_p): Return bool instead of int, update for
9188 * config/vax/vax-protos.h (legitimate_constant_address_p,
9189 legitimate_constant_p, legitimate_address_p,
9190 vax_mode_dependent_address_p): Change declaration to bool.
9191 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
9192 vax_expand_addsub_di_operands, vax_output_int_subtract,
9193 vax_output_movmemsi): Declare.
9194 (split_quadword_operands, vax_float_literal): Delete declaration.
9195 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
9196 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
9197 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
9198 ASM_OUTPUT_DWARF_PCREL): Define.
9199 (ASM_SPEC): Change definition to allow PIC generation.
9201 2009-04-01 Steve Ellcey <sje@cup.hp.com>
9203 * doc/sourcebuild.texi: Update front-end requirements.
9205 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9208 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
9209 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
9210 (booldi3_internal3): Use boolean_or_operator instead of
9213 2009-04-01 Joseph Myers <joseph@codesourcery.com>
9216 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
9217 declarator whose size is not an integer constant expression but
9218 folds to an integer constant, then treat it as a constant
9221 2009-04-01 Richard Guenther <rguenther@suse.de>
9223 * fold-const.c (fold_plusminus_mult_expr): Do not fold
9224 i * 4 + 2 to (i * 2 + 1) * 2.
9226 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9229 * c-parser.c (c_parser_asm_statement): Skip until close paren and
9230 return if c_parser_asm_string_literal returned NULL.
9232 2009-04-01 Nick Clifton <nickc@redhat.com>
9234 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
9236 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
9237 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
9238 other typedefs to avoid conflicts with libgcc2.c. Define labels
9239 to gain 16-bit bit-manipulation functions from libgcc2.c and then
9241 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
9242 to gain 16-bit trapping arithmetic functions from libgcc2.c and
9245 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
9247 * varasm.c (default_function_rodata_section): Declare DOT as
9250 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
9251 Andrey Galkin <agalkin@hypercom.com>
9254 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
9255 Make object_name unique for each process.
9257 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9260 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
9261 addressable variables in the parallel that could go out of scope while
9262 running queued tasks.
9264 2009-04-01 Anatoly Sokolov <aesok@post.ru>
9266 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
9267 (CASE_VALUES_THRESHOLD): Redefine.
9268 * config/avr/avr.c (avr_override_options): Remove initialization of
9269 avr_case_values_threshold variable.
9270 (avr_case_values_threshold): Remove variable. Add new function.
9271 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
9272 * config/avr/avr.opt (mno-tablejump): Remove option.
9273 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
9275 2009-04-01 DJ Delorie <dj@redhat.com>
9277 * varasm.c (default_function_rodata_section): Don't assume
9278 anything about where the first '.' in the section name is.
9280 2009-04-01 Alan Modra <amodra@bigpond.net.au>
9282 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
9283 rs6000_emit_stack_tie.
9285 2009-03-31 Ian Lance Taylor <iant@google.com>
9287 * tree-eh.c (tree_remove_unreachable_handlers): Compare
9288 gimple_code with GIMPLE_RESX, not RESX.
9290 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9292 * c-common.c (c_get_ident): New.
9293 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
9295 2009-04-01 Ben Elliston <bje@au.ibm.com>
9297 * config/rs6000/sysv4.opt (msdata): Improve option description.
9299 2009-03-31 Steve Ellcey <sje@cup.hp.com>
9301 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
9302 (divdf3_internal_lat): Remove.
9303 (divxf3_internal_lat): Remove.
9304 (divxf3_internal_thr): Remove.
9305 (divxf): Use divxf3_internal.
9306 * config/ia64/div.md (divsf3_internal_lat): New.
9307 (divdf3_internal_lat): New.
9308 (divxf3_internal): New.
9310 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9313 * Makefile.in (USE_GCC_STDINT): Define.
9314 (stmp-int-hdrs): Install stdint.h if applicable.
9315 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
9317 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
9318 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
9319 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9320 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9321 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9322 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9323 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9324 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9325 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9326 (c_common_nodes_and_builtins): Initialize
9327 underlying_wchar_type_node. Do not initialize
9328 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
9329 nodes for new types.
9330 (c_stddef_cpp_builtins): Define macros for new types.
9331 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
9333 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
9334 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
9335 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
9336 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
9337 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
9338 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
9339 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
9340 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
9341 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
9342 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
9343 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
9344 int16_type_node, int32_type_node, int64_type_node,
9345 uint8_type_node, uint16_type_node, c_uint32_type_node,
9346 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
9347 int_least32_type_node, int_least64_type_node,
9348 uint_least8_type_node, uint_least16_type_node,
9349 uint_least32_type_node, uint_least64_type_node,
9350 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
9351 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
9352 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
9353 uintptr_type_node): Define.
9354 * c-cppbuiltin.c (builtin_define_constants,
9355 builtin_define_type_minmax): New.
9356 (builtin_define_stdint_macros): Define more macros.
9357 (c_cpp_builtins): Define more limit macros.
9359 (builtin_define_type_max): Define in terms of
9360 builtin_define_type_minmax. Remove is_long parameter. All
9362 * config.gcc (use_gcc_stdint): Define.
9363 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
9364 Add newlib-stdint.h for generic targets.
9365 * config/glibc-stdint.h, config/newlib-stdint.h,
9366 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
9367 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
9368 * config/score/score.h (UINTPTR_TYPE): Define.
9369 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9370 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9371 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9372 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9373 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9374 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9375 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9376 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9377 * config/spu/spu.h (STDINT_LONG32): Define.
9378 * configure.ac (use_gcc_stdint): Substitute.
9379 * configure: Regenerate.
9380 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
9381 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
9382 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
9383 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
9384 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
9385 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
9386 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
9387 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
9388 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
9389 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
9390 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
9391 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
9392 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
9393 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
9394 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
9395 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
9396 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
9397 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
9398 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
9399 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
9400 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
9401 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
9402 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9403 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9404 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9405 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9406 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9407 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9408 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
9410 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
9412 * loop-iv.c (suitable_set_for_replacement): Renamed from
9413 simplify_using_assignment; changed to return bool and to accept new
9414 args DEST and SRC. Return true iff we find a source/destination pair
9415 that can be used to make a replacement, and fill SRC and DEST if so.
9416 Remove arg ALTERED. Don't deal with altered regs here. All callers
9418 (simplify_using_initial_values): Deal with altered regs here and track
9419 more precisely the effect they have on the validity of our expression.
9421 * loop-iv.c (simplify_using_condition): A condition of the form
9422 (EQ REG CONST) can be used to simply make a substitution.
9423 (simplify_using_initial_values): Keep track of conditions we have seen
9424 and keep using them to simplify new expressions, while applying the
9425 same substitutions to them as to the expression.
9427 * simplify-rtx.c (simplify_relational_operation_1): Simplify
9428 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
9431 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
9432 changed. Use this when trying to improve the upper bound.
9433 Generate the comparison by using simplify_gen_relational.
9435 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
9437 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
9439 (simplify_using_assignment, simplify_using_initial_values): Call
9440 replace_in_expr to make replacements. Call replace_single_def_regs
9441 once on the initial version of the expression.
9443 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9446 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
9448 2009-03-31 Richard Guenther <rguenther@suse.de>
9451 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
9452 equality comparisons. Fold C - X CMP X if C % 2 == 1.
9454 2009-03-31 Richard Guenther <rguenther@suse.de>
9456 * tree.h (div_if_zero_remainder): Declare.
9457 * fold-const.c (div_if_zero_remainder): Export.
9458 * tree-ssa-forwprop.c
9459 (forward_propagate_addr_into_variable_array_index): Handle
9460 constant array index addition outside of the variable index.
9462 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9465 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
9466 define_splits, floatunssi<mode>2): Require x87 conversions from
9467 DImode to be permitted.
9469 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9471 PR preprocessor/15638
9472 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
9474 2009-03-31 Richard Guenther <rguenther@suse.de>
9478 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
9479 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
9480 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
9481 a separate statement.
9482 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
9483 (lookup_tmp_var): Likewise.
9484 (is_gimple_formal_tmp_or_call_rhs): Remove.
9485 (is_gimple_reg_or_call_rhs): Rename to ...
9486 (is_gimple_reg_rhs_or_call): ... this.
9487 (is_gimple_mem_or_call_rhs): Rename to ...
9488 (is_gimple_mem_rhs_or_call): ... this.
9489 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
9490 DECL_GIMPLE_REG_P only if is_formal is true.
9491 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
9492 for non-proper post-modify expression gimplification.
9493 (gimplify_self_mod_expr): For post-modify expressions gimplify
9494 the lvalue to a minimal lvalue.
9495 (rhs_predicate_for): Remove formal temp case.
9496 (gimplify_modify_expr_rhs): Likewise.
9497 (gimplify_addr_expr): Use is_gimple_reg.
9498 (gimplify_expr): Remove formal temp cases.
9499 (gimple_regimplify_operands): Likewise.
9500 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
9501 and FILTER_EXPR like constants.
9502 * gimple.c (walk_gimple_op): Fix val_only initialization, use
9504 (is_gimple_formal_tmp_rhs): Remove.
9505 (is_gimple_reg_rhs): Remove special casing.
9506 (is_gimple_mem_rhs): Fix.
9507 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
9508 (is_gimple_formal_tmp_var): Remove.
9509 (is_gimple_formal_tmp_reg): Likewise.
9510 (is_gimple_min_lval): Allow invariant component ref parts.
9511 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
9512 is_gimple_formal_tmp_reg): Remove declarations.
9513 * tree-cfg.c (verify_expr): Verify that variables with address
9514 taken do not have DECL_GIMPLE_REG_P set.
9515 * tree-mudflap.c (mf_build_check_statement_for): Use
9516 force_gimple_operand instead of gimplify_expr.
9518 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
9520 * modulo-sched.c (sms_schedule_by_order): Pass the actual
9521 schedulable rows to compute_split_row.
9523 2009-03-31 Ben Elliston <bje@au.ibm.com>
9526 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
9529 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9531 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
9532 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
9533 * configure: Regenerate.
9534 * config.in: Regenerate.
9535 * config/rs6000/rs6000.opt (mtls-markers): Add.
9536 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
9537 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
9538 (tls_ld_aix, tls_ld_sysv): Likewise.
9539 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
9540 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
9542 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9544 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
9546 2009-03-30 Jan Hubicka <jh@suse.cz>
9548 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
9550 (tree_remove_unreachable_handlers): Cleanup EH predecestor
9551 detection and label handling.
9553 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9555 * ira-int.h (ira_allocno): Rename left_conflicts_num to
9556 left_conflicts_size.
9557 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
9558 ALLOCNO_LEFT_CONFLICTS_SIZE.
9560 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
9561 remove_allocno_from_bucket_and_push,
9562 allocno_spill_priority_compare, push_allocnos_to_stack,
9563 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9564 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
9565 (setup_allocno_left_conflicts_num): Ditto. Rename to
9566 setup_allocno_left_conflicts_size.
9567 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9568 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
9569 setup_allocno_left_conflicts_size instead of
9570 setup_allocno_left_conflicts_num.
9572 * ira-build.c (ira_create_allocno): Use
9573 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
9574 ALLOCNO_LEFT_CONFLICTS_NUM.
9576 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9578 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
9579 instead of DF_LR_OUT.
9581 * ira-lives.c (process_bb_node_lives): Ditto.
9583 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
9584 instead of DF_LR_{OUT,IN}.
9586 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
9588 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
9590 2009-03-30 Jan Hubicka <jh@suse.cz>
9592 * except.c (label_to_region_map): Fix thinko.
9594 2009-03-30 Steve Ellcey <sje@cup.hp.com>
9597 * tree.h (tree_find_value): New declaration.
9598 * tree.c (tree_find_value): New function.
9599 * varasm.c (assemble_external): Avoid duplicate entries on lists.
9601 2009-03-30 Jakub Jelinek <jakub@redhat.com>
9604 * c-decl.c (struct c_binding): Add locus field.
9605 (bind): Add locus argument, set locus field from it.
9606 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
9607 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
9608 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
9609 implicitly_declare, undeclared_variable, lookup_label,
9610 declare_label, c_make_fname_decl, c_builtin_function,
9611 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
9614 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
9617 * config/i386/i386.c (classify_argument): Check total size of
9620 2009-03-30 Martin Jambor <mjambor@suse.cz>
9622 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
9623 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
9624 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
9627 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
9628 seen_variable_array_ref while also traversing a union.
9630 * tree-inline.c (optimize_inline_calls): Do not call
9631 cgraph_node_remove_callees.
9632 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
9633 (pass_remove_cgraph_callee_edges): New variable.
9634 * passes.c (init_optimization_passes): Add
9635 pass_remove_cgraph_callee_edges after early inlining and before all
9636 late intraprocedural passes.
9638 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
9640 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9642 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
9645 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9647 * combine.c (simplify_comparison): Use have_insn_for.
9648 * dojump.c (do_jump): Likewise.
9650 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9652 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
9653 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
9654 sparc_compare_op0 like sparc_compare_emitted used to be handled.
9655 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
9656 instead of sparc_compare_emitted.
9657 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
9658 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
9659 instead of sparc_compare_emitted.
9661 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9663 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
9664 enter/exit cfglayout mode.
9665 (pass_partition_block): Require it.
9666 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
9667 (combine_instructions): Track basic blocks instead of labels.
9668 (update_cfg_for_uncondjump): New.
9669 (try_combine): Use it. Update jumps after rescanning.
9670 (pass_combine): Require PROP_cfglayout.
9671 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
9673 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9675 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
9676 Provide/destroy PROP_cfglayout respectively.
9677 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
9678 * tree-pass.h (PROP_cfglayout): New.
9680 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9682 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
9683 fold_convert_const_fixed_from_fixed,
9684 fold_convert_const_fixed_from_int,
9685 fold_convert_const_fixed_from_real, fold_negate_const): Do not
9686 set TREE_CONSTANT_OVERFLOW.
9687 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
9688 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
9690 2009-03-30 Ira Rosen <irar@il.ibm.com>
9692 * tree-vect-loop-manip.c: New file.
9693 * tree-vectorizer.c: Update documentation and included files.
9694 (vect_loop_location): Make extern.
9695 (rename_use_op): Move to tree-vect-loop-manip.c
9696 (rename_variables_in_bb, rename_variables_in_loop,
9697 slpeel_update_phis_for_duplicate_loop,
9698 slpeel_update_phi_nodes_for_guard1,
9699 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
9700 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
9701 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
9702 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
9703 find_loop_location): Likewise.
9704 (new_stmt_vec_info): Move to tree-vect-stmts.c.
9705 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
9706 get_vectype_for_scalar_type, vect_is_simple_use,
9707 supportable_widening_operation, supportable_narrowing_operation):
9709 (bb_in_loop_p): Move to tree-vect-loop.c.
9710 (new_loop_vec_info, destroy_loop_vec_info,
9711 reduction_code_for_scalar_code, report_vect_op,
9712 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
9713 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
9714 (vect_supportable_dr_alignment): Likewise.
9715 * tree-vectorizer.h (tree-data-ref.h): Include.
9716 (vect_loop_location): Declare.
9717 Reorganize function declarations according to the new file structure.
9718 * tree-vect-loop.c: New file.
9719 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
9720 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
9721 * tree-vect-data-refs.c: New file.
9722 * tree-vect-patterns.c (timevar.h): Don't include.
9723 * tree-vect-stmts.c: New file.
9724 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
9725 tree-vect-slp.c, tree-vect-loop.c.
9726 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
9727 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
9728 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
9729 (tree-vect-analyze.o): Remove.
9730 (tree-vect-transform.o): Likewise.
9731 (tree-vect-data-refs.o): Add rule.
9732 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
9733 tree-vect-slp.o): Likewise.
9734 (tree-vect-patterns.o): Remove redundant dependencies.
9735 (tree-vectorizer.o): Likewise.
9736 * tree-vect-slp.c: New file.
9738 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9740 * optc-gen.awk: Warn if an option flag has multiple different
9743 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
9745 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
9746 -floop-block): Document dependences on PPL, CLooG and Graphite.
9748 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9750 PR rtl-optimization/323
9751 * c-common.c (c_fully_fold, convert_and_check,
9752 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
9753 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
9754 * c-common.def (EXCESS_PRECISION_EXPR): New.
9755 * c-cppbuiltin.c (builtin_define_float_constants): Define
9756 constants with enough digits for long double.
9757 * c-lex.c (interpret_float): Interpret constant with excess
9758 precision where appropriate.
9759 * c-opts.c (c_common_post_options): Set
9760 flag_excess_precision_cmdline. Give an error for
9761 -fexcess-precision=standard for C++ for processors where the
9762 option is significant.
9763 * c-parser.c (c_parser_conditional_expression): Handle excess
9764 precision in condition.
9765 * c-typeck.c (convert_arguments): Handle arguments with excess
9767 (build_unary_op): Move excess precision outside operation.
9768 (build_conditional_expr): Likewise.
9769 (build_compound_expr): Likewise.
9770 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
9771 (build_modify_expr): Handle excess precision in RHS.
9772 (convert_for_assignment): Handle excess precision in converted
9774 (digest_init, output_init_element, process_init_element): Handle
9775 excess precision in initializer.
9776 (c_finish_return): Handle excess precision in return value.
9777 (build_binary_op): Handle excess precision in operands and add
9778 excess precision as needed for operation.
9779 * common.opt (-fexcess-precision=): New option.
9780 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
9781 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9782 For standard excess precision, output explicit conversion to and
9783 truncation from XFmode.
9784 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
9785 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
9786 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
9787 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
9788 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
9789 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
9790 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
9791 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
9792 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
9793 define_splits, sqrt<mode>2): Disable where appropriate for
9794 standard excess precision.
9795 * convert.c (convert_to_real): Do not shorten arithmetic to type
9796 for which excess precision would be used.
9797 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
9798 * doc/invoke.texi (-fexcess-precision=): Document option.
9799 (-mfpmath=): Correct index entry.
9800 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
9801 flag_excess_precision): New.
9802 * langhooks.c (lhd_post_options): Set
9803 flag_excess_precision_cmdline.
9804 * opts.c (common_handle_option): Handle -fexcess-precision=.
9805 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
9806 init_excess_precision): New.
9807 (lang_dependent_init_target): Call init_excess_precision.
9808 * tree.c (excess_precision_type): New.
9809 * tree.h (excess_precision_type): Declare.
9811 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9814 * c-typeck.c (build_component_ref): Do not copy qualifiers from
9815 non-lvalue to component.
9817 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9819 PR preprocessor/34695
9820 * Makefile.in (c-opts.o): Depend on c-tree.h.
9821 * c-common.c: Move down include of diagnostic.h.
9822 (done_lexing, c_cpp_error): New.
9823 * c-common.h (done_lexing): Declare.
9824 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
9826 * c-opts.c: Include c-tree.h.
9827 (c_common_init_options): Set preprocessor error callback.
9828 (c_common_handle_option): Do not set preprocessor
9829 inhibit_warnings, warnings_are_errors, warn_system_headers,
9830 pedantic_errors or inhibit_warnings flags.
9831 (c_common_post_options): Do not check cpp_errors (parse_in).
9832 (c_common_finish): Do not output dependencies if there were
9833 errors. Do not check return value of cpp_finish.
9834 * c-ppoutput.c (pp_file_change): Set input_location.
9835 * c-tree.h (c_cpp_error): Declare.
9836 * diagnostic.c (diagnostic_set_info_translated): Also initialize
9838 (diagnostic_build_prefix): Check override_column.
9839 * diagnostic.h (diagnostic_info): Add override_column field.
9840 (diagnostic_override_column): Define.
9842 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
9844 * c-common.c (c_expand_expr, c_staticp): Remove.
9845 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
9846 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
9847 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
9848 * c-gimplify.c (gimplify_compound_literal_expr,
9849 optimize_compound_literals_in_ctor): Remove.
9850 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
9851 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
9852 * c-semantics.c (emit_local_var): Remove.
9854 * langhooks-def.h (lhd_expand_expr): Remove.
9855 * langhooks.c (lhd_expand_expr): Remove.
9856 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
9858 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
9859 handling from c-semantics.c; don't call into langhook.
9860 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
9861 * gimplify.c (gimplify_compound_literal_expr,
9862 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
9863 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
9864 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
9865 as was done in c-gimplify.c.
9866 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
9867 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
9868 Move from c-common.h.
9869 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
9871 * tree.c (staticp): Do not call langhook.
9872 * langhooks.c (lhd_staticp): Delete.
9873 * langhooks-def.h (lhd_staticp): Delete prototype.
9874 (LANG_HOOKS_STATICP): Delete.
9875 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
9877 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
9878 instead of DECL_STMTs.
9880 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9888 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
9890 (fold_call_expr): Return a NOP_EXPR from folding rather than the
9891 contained expression.
9892 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
9893 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
9894 conditional expressions for C.
9895 (decl_constant_value_for_optimization): Move from
9896 decl_constant_value_for_broken_optimization in c-typeck.c. Check
9897 whether optimizing and that the expression is a VAR_DECL not of
9898 array type instead of doing such checks in the caller. Do not
9899 check pedantic. Call gcc_unreachable for C++.
9900 * c-common.def (C_MAYBE_CONST_EXPR): New.
9901 * c-common.h (c_fully_fold, c_save_expr,
9902 decl_constant_value_for_optimization): New prototypes.
9903 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9904 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9905 EXPR_INT_CONST_OPERANDS): Define.
9906 * c-convert.c (convert): Strip nops from expression.
9907 * c-decl.c (groktypename): Take extra parameters expr and
9908 expr_const_operands. Update call to grokdeclarator.
9909 (start_decl): Update call to grokdeclarator. Add statement for
9910 expressions used in type of decl.
9911 (grokparm): Update call to grokdeclarator.
9912 (push_parm_decl): Update call to grokdeclarator.
9913 (build_compound_literal): Add parameter non_const and build a
9914 C_MAYBE_COSNT_EXPR if applicable.
9915 (grokdeclarator): Take extra parameters expr and
9916 expr_const_operands. Track expressions used in declaration
9917 specifiers and declarators. Fold array sizes and track whether
9918 they are constant expressions and whether they are integer
9919 constant expressions.
9920 (parser_xref_tag): Set expr and expr_const_operands fields in
9922 (grokfield): Update call to grokdeclarator.
9923 (start_function): Update call to grokdeclarator.
9924 (build_null_declspecs): Set expr and expr_const_operands fields in
9926 (declspecs_add_type): Handle expressions in typeof specifiers.
9927 * c-parser.c (c_parser_declspecs): Set expr and
9928 expr_const_operands fields for declaration specifiers.
9929 (c_parser_enum_specifier): Likewise.
9930 (c_parser_struct_or_union_specifier): Likewise.
9931 (c_parser_typeof_specifier): Likewise. Update call to
9932 groktypename. Fold expression as needed. Return expressions with
9933 type instead of adding statements.
9934 (c_parser_attributes): Update calls to c_parser_expr_list.
9935 (c_parser_statement_after_labels): Fold expression before passing
9936 to objc_build_throw_stmt.
9937 (c_parser_condition): Fold expression.
9938 (c_parser_asm_operands): Fold expression.
9939 (c_parser_conditional_expression): Use c_save_expr. Update call
9940 to build_conditional_expr.
9941 (c_parser_alignof_expression): Update call to groktypename.
9942 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
9943 original_code. Fold expression argument of va_arg. Create
9944 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
9945 argument to va_arg. Update calls to groktypename. Fold array
9946 index for offsetof. Verify that first argument to
9947 __builtin_choose_expr has integer type.
9948 (c_parser_postfix_expression_after_paren_type): Update calls to
9949 groktypename and build_compound_literal. Handle expressions with
9950 side effects in type name.
9951 (c_parser_postfix_expression_after_primary): Update call to
9952 c_parser_expr_list. Set original_code for calls to
9953 __builtin_constant_p.
9954 (c_parser_expr_list): Take extra parameter fold_p. Fold
9955 expressions if requested.
9956 (c_parser_objc_type_name): Update call to groktypename.
9957 (c_parser_objc_synchronized_statement): Fold expression.
9958 (c_parser_objc_receiver): Fold expression.
9959 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
9960 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
9961 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
9962 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
9963 (struct c_typespec): Add elements expr and expr_const_operands.
9964 (struct c_declspecs): Add elements expr and expr_const_operands.
9965 (groktypename, build_conditional_expr, build_compound_literal):
9967 (in_late_binary_op): Declare.
9968 * c-typeck.c (note_integer_operands): New function.
9969 (in_late_binary_op): New variable.
9970 (decl_constant_value_for_broken_optimization): Move to c-common.c
9971 and rename to decl_constant_value_for_optimization.
9972 (default_function_array_conversion): Do not strip nops.
9973 (default_conversion): Do not call
9974 decl_constant_value_for_broken_optimization.
9975 (build_array_ref): Do not fold result.
9976 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
9977 result when operand is a VLA.
9978 (c_expr_sizeof_type): Update call to groktypename. Handle
9979 expressions included in type name. Use C_MAYBE_CONST_EXPR for
9980 result when operand names a VLA type.
9981 (build_function_call): Update call to build_compound_literal.
9982 Only fold result for calls to __builtin_* functions. Strip
9983 NOP_EXPR from INTEGER_CST returned from such functions. Fold
9984 the function designator.
9985 (convert_arguments): Fold arguments. Update call to
9986 convert_for_assignment.
9987 (build_unary_op): Handle increment and decrement of
9988 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
9989 decrement earlier. Fold operand of increment and decrement.
9990 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
9991 built for integer operand. Wrap returns that are INTEGER_CSTs
9992 without being integer constant expressions or that have integer
9993 constant operands without being INTEGER_CSTs.
9994 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
9995 (build_conditional_expr): Add operand ifexp_bcp. Track whether
9996 result is an integer constant expression or can be used in
9997 unevaluated parts of one and avoid folding and wrap as
9998 appropriate. Fold operands before possibly doing -Wsign-compare
10000 (build_compound_expr): Wrap result for C99 if operands can be used
10001 in integer constant expressions.
10002 (build_c_cast): Update call to digest_init. Do not ignore
10003 overflow from casting floating-point constants to integers. Wrap
10004 results that could be confused with integer constant expressions,
10005 null pointer constants or floating-point constants.
10006 (c_cast_expr): Update call to groktypename. Handle expressions
10007 included in type name.
10008 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
10009 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
10010 Update calls to convert_for_assignment.
10011 (convert_for_assignment): Take new parameter
10012 null_pointer_constant. Do not strip nops or call
10013 decl_constant_value_for_broken_optimization. Set
10014 in_late_binary_op for conversions to boolean.
10015 (store_init_value): Update call to digest_init.
10016 (digest_init): Take new parameter null_pointer_constant. Do not
10017 call decl_constant_value_for_broken_optimization. pedwarn for
10018 initializers not constant expressions. Update calls to
10019 convert_for_assignment.
10020 (constructor_nonconst): New.
10021 (struct constructor_stack): Add nonconst element.
10022 (really_start_incremental_init, push_init_level, pop_init_level):
10023 Handle constructor_nonconst and nonconst element.
10024 (set_init_index): Call constant_expression_warning for array
10026 (output_init_element): Fold value. Set constructor_nonconst as
10027 applicable. pedwarn for initializers not constant expressions.
10028 Update call to digest_init. Call constant_expression_warning
10029 where constant initializers are required.
10030 (process_init_element): Use c_save_expr.
10031 (c_finish_goto_ptr): Fold expression.
10032 (c_finish_return): Fold return value. Update call to
10033 convert_for_assignment.
10034 (c_start_case): Fold switch expression.
10035 (c_process_expr_stmt): Fold expression.
10036 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
10037 ensure statement expression is not evaluated in constant expression.
10038 (build_binary_op): Track whether results are integer constant
10039 expressions or may occur in such, disable folding and wrap results
10040 as applicable. Fold operands for -Wsign-compare warnings unless
10042 (c_objc_common_truthvalue_conversion): Handle results folded to
10043 integer constants that are not integer constant expressions.
10044 * doc/extend.texi: Document when typeof operands are evaluated,
10045 that condition of __builtin_choose_expr is an integer constant
10046 expression, and more about use of __builtin_constant_p in
10049 2009-03-29 Richard Guenther <rguenther@suse.de>
10051 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
10052 propagate addresses of array references.
10054 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
10056 * regmove.c (perhaps_ends_bb_p): Remove.
10057 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
10058 from INSN and check that the main loop stays within that basic block.
10059 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
10060 (regmove_forward_pass): Split out from regmove_optimize. Use
10061 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
10062 (regmove_backward_pass): Split out from regmove_optimize. Use
10063 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
10064 (regmove_optimize): Simplify.
10066 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10069 * config/i386/i386.c (classify_argument): Ignore flexible array
10070 member in struct and warn ABI change.
10072 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10074 * config/i386/i386-protos.h (ix86_agi_dependent): New.
10076 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
10077 (ix86_adjust_cost): Updated.
10079 2009-03-29 Jan Hubicka <jh@suse.cz>
10081 PR middle-end/28850
10082 * tree-pass.h (pass_cleanup_eh): New function.
10083 (remove_unreachable_regions): Break code handling RTL
10084 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
10085 that can not be reached by runtime.
10086 (can_be_reached_by_runtime): New function.
10087 (label_to_region_map): New function.
10088 (num_eh_regions): New function.
10089 (rtl_remove_unreachable_regions): New function.
10090 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
10091 (remove_eh_region): New function.
10092 * except.h: Include sbitmap and vecprim.
10093 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
10094 num_eh_regions): Declare.
10095 * passes.c (init_optimization_passes): Schedule cleanup_eh.
10096 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
10097 * tree-eh.c (tree_remove_unreachable_handlers): New function.
10098 (tree_empty_eh_handler_p): New function.
10099 (cleanup_empty_eh): New function.
10100 (cleanup_eh): New function.
10101 (pass_cleanup_eh): New function.
10103 2009-03-29 Jan Hubicka <jh@suse.cz>
10105 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
10106 for removed regions.
10108 2009-03-29 Jan Hubicka <jh@suse.cz>
10110 * except.c (dump_eh_tree): Dump all datastructures.
10112 2009-03-29 Jan Hubicka <jh@suse.cz>
10114 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
10115 (duplicate_eh_regions_1): Likewise.
10116 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
10117 vector; call EH verification.
10118 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10119 Be ready for region being removed.
10121 2009-03-29 Jan Hubicka <jh@suse.cz>
10123 * bitmap.c (bitmap_last_set_bit): New function.
10124 * bitmap.h (bitmap_last_set_bit): Declare.
10126 2009-03-29 David Ayers <ayers@fsfe.org>
10129 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
10130 by calling objc_compare_types and surpress warnings about
10131 incompatible C pointers that are compatible ObjC pointers.
10133 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
10135 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
10136 call initialize_inline_failed.
10137 (initialize_inline_failed): Move it from here ...
10138 * cgraph.c (initialize_inline_failed): ... to here.
10139 (cgraph_create_edge): Call initialize_inline_failed rather than
10140 setting inline_failed directly.
10142 2009-03-29 Ben Elliston <bje@au.ibm.com>
10145 * sysv4.opt (msdata): Improve comment.
10146 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
10147 * sysv4.h (SVR4_ASM_SPEC): Likewise.
10149 2009-03-29 Ben Elliston <bje@au.ibm.com>
10152 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
10153 load and store attributes.
10155 2009-03-29 Ben Elliston <bje@au.ibm.com>
10157 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
10158 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
10159 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
10160 * doc/extend.texi (X86 Built-in Functions): Add index entries for
10161 __builtin_infq and __builtin_huge_valq.
10163 2009-03-28 Anatoly Sokolov <aesok@post.ru>
10165 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
10167 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10168 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
10170 2009-03-28 Xinliang David Li <davidxl@google.com>
10172 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
10173 (do_dbg_cnt): New function.
10175 2009-03-28 Jan Hubicka <jh@suse.cz>
10177 Merge from pretty-ipa:
10179 2009-03-27 Jan Hubicka <jh@suse.cz>
10181 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10182 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
10183 * passes.c (function_called_by_processed_nodes_p): New.
10184 * ipa-pure-const.c (check_call): Fix handling of operands.
10185 (analyze_function): Dump debug output for skipped bodies.
10186 (local_pure_const): Use function_called_by_processed_nodes_p.
10187 * dwarf2out.c (reference_to_unused): Use output.
10188 * passes.c (do_per_function_toporder): Likewise.
10190 2008-11-12 Jan Hubicka <jh@suse.cz>
10192 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
10193 * ipa-pure-const.c (funct_state_d): Add can throw field; make
10194 state_set_in_source enum
10195 (check_decl): Ignore memory tags; do not set fake looping flags;
10197 (check_operand, check_tree, check_rhs_var, check_lhs_var,
10198 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
10199 (check_call, analyze_function): Rewrite.
10201 (add_new_function): Update call of analyze_function.
10202 (generate_summary): Add call of analyze_function.
10203 (propagate): Propagate can_throw; handle state_set_in_source correctly.
10204 (local_pure_const): New function.
10205 (pass_local_pure_const): New pass.
10206 * ipa-inline.c (inline_transform): Set after_inlining.
10207 * tree-eh.c (stmt_can_throw_external): New.
10208 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
10209 work with aliasing built.
10210 * tree-flow.h (stmt_can_throw_external): New.
10211 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
10212 and local pure/const pass in early and late optimization queue.
10214 2009-03-28 Martin Jambor <mjambor@suse.cz>
10216 * fold-const.c (get_pointer_modulus_and_residue): New parameter
10218 (fold_binary): Allow function decl aligment consideration is the
10219 second argument is integer constant one.
10220 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
10221 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
10222 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
10224 2009-03-28 Jan Hubicka <jh@suse.cz>
10226 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
10227 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
10228 * function.h (rtl_data): Add nothrow flag.
10229 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
10230 set DECL_NOTHROW for AVAILABLE functions.
10232 2009-03-28 Jakub Jelinek <jakub@redhat.com>
10234 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
10235 following vector keyword has expansion starting with pixel or bool
10236 keyword, expand vector to __vector and pixel or bool to __pixel or
10240 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
10241 warn_if_disallowed_function_p): Removed.
10242 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
10243 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
10244 warning_if_disallowed_function_p.
10245 * flags.h (warn_if_disallowed_function_p,
10246 warn_disallowed_functions): Removed.
10247 * common.opt (Wdisallowed-function-list=): Removed.
10248 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
10250 2009-03-28 Richard Guenther <rguenther@suse.de>
10252 PR tree-optimization/38723
10253 * tree-ssa-pre.c (compute_avail): Add all default definitions to
10256 2009-03-28 Jan Hubicka <jh@suse.cz>
10258 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
10259 test introduced by my previous patch.
10261 2009-03-28 Richard Guenther <rguenther@suse.de>
10263 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
10264 the PHIs value undefined.
10266 2009-03-28 Jan Hubicka <jh@suse.cz>
10268 * tree-pass.h (pass_fixup_cfg): New pass.
10269 * ipa-inline.c (inline_transform): Set
10270 always_inline_functions_inlined/after_inlining.
10271 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
10272 (pass_fixup_cfg): New pass.
10273 * passes.c (init_optimization_passes): Add fixup_cfg.
10275 2009-03-28 Richard Guenther <rguenther@suse.de>
10277 PR tree-optimization/38458
10278 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
10279 argument use the arguments copy-of value.
10281 2009-03-28 Richard Guenther <rguenther@suse.de>
10283 PR tree-optimization/38180
10284 * tree-ssa-ccp.c (get_default_value): Simplify.
10285 (likely_value): Likewise.
10286 (surely_varying_stmt_p): Properly handle VOP case.
10287 (ccp_initialize): Likewise.
10288 (ccp_fold): Handle propagating through *&.
10289 (fold_const_aggregate_ref): Also handle decls.
10291 2009-03-28 Jan Hubicka <jh@suse.cz>
10293 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10294 * cgraph.h (cgraph_node): Likewise.
10295 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
10296 (cgraph_reset_node): Use process flag.
10297 (cgraph_mark_functions_to_output): Likewise.
10298 (cgraph_expand_function): Likewise.
10299 (cgraph_expand_all_functions): Likewise.
10300 (cgraph_output_in_order): Likewise.
10301 * dwarf2out.c (reference_to_unused): Likewise.
10302 * passes.c do_per_function_toporder): Likewise.
10304 2009-03-28 Jan Hubicka <jh@suse.cz>
10306 Bring from lto-branch:
10308 2008-09-03 Doug Kwan <dougkwan@google.com>
10310 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
10311 enums instead of reason strings.
10312 * cgraph.c (cgraph_create_edge): Same.
10313 (cgraph_inline_failed_string): New function.
10314 * cgraph.h (cgraph_inline_failed_t): New enum type.
10315 (cgraph_inline_failed_string): New prototype.
10316 (struct cgraph_edge): Change type of INLINED_FAILED from constant
10317 char pointer to cgraph_inline_failed_t.
10318 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
10319 (cgraph_default_inline_p): Ditto.
10320 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
10321 to cgraph_inline_failed_t pointer.
10322 * cif-code.def: New file.
10323 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
10325 (cgraph_check_inline_limits): Change type of REASON to pointer to
10326 cgraph_inline_failed_t. Replace reason strings with enums.
10327 (cgraph_default_inline_p): Ditto.
10328 (cgraph_recursive_inlining_p): Ditto.
10329 (update_caller_keys): Change type of FAILED_REASON to
10330 cgraph_inline_failed_t.
10331 (cgraph_set_inline_failed): Change type of REASON to pointer to
10332 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
10333 convert enums to strings for text output.
10334 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
10335 to be of type cgraph_inline_failed_t. Replace reason strings with
10336 enums. Call cgraph_inline_failed_string to covert enums
10337 to strings for text output.
10338 (cgraph_decide_inlining): Replace reason strings with enums.
10339 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
10340 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
10342 * tree-inline.c (expand_call_inline): Change type of REASON
10343 to cgraph_inline_failed_t. Replace reason strings with enums.
10344 Call cgraph_inline_failed_string for text output.
10345 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
10348 2009-03-28 Jan Hubicka <jh@suse.cz>
10350 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
10351 cgraph_clone_node): Remove master clone handling.
10352 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10353 * cgraph.h (master_clone): Remove.
10354 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10355 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
10356 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
10358 2009-03-28 Jan Hubicka <jh@suse.cz>
10360 * cgraph.c (cgraph_function_body_availability): Functions declared
10361 inline are always safe to assume that it is not going to be replaced.
10363 2009-03-28 Richard Guenther <rguenther@suse.de>
10365 PR tree-optimization/38513
10366 * tree-ssa-pre.c (eliminate): Remove redundant stores.
10367 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10368 EXC_PTR_EXPR and FILTER_EXPR.
10369 (get_ref_from_reference_ops): Likewise.
10371 2009-03-28 Richard Guenther <rguenther@suse.de>
10373 PR tree-optimization/38968
10374 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
10375 Use FLOOR_MOD_EXPR to compute misalignment.
10377 2009-03-28 Richard Guenther <rguenther@suse.de>
10379 PR tree-optimization/37795
10380 * tree.h (combine_comparisons): Declare.
10381 * fold-const.c (combine_comparisons): Export.
10382 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
10384 (ifcombine_iforif): Use combine_comparisons.
10386 2009-03-28 Jan Hubicka <jh@suse.cz>
10388 * tree-eh.c (inlinable_call_p): New function.
10389 (make_eh_edges): Use it.
10390 (verify_eh_edges): Use it.
10391 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
10392 * except.c (reachable_next_level): Add inlinable_function argument
10393 (sjlj_find_directly_reachable_regions): Update.
10394 (add_reachable_handler): Do not set saw_any_handlers.
10395 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
10396 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10397 Add new inlinable call parameter.
10398 (can_throw_internal, can_throw_external): Update.
10399 * except.h (can_throw_internal_1, can_throw_external_1,
10400 foreach_reachable_handler): Update declaration.
10402 2009-03-28 Joseph Myers <joseph@codesourcery.com>
10404 * config/arm/t-arm-coff, config/h8300/coff.h,
10405 config/i386/i386-aout.h, config/i386/i386-coff.h,
10406 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
10407 config/pdp11/2bsd.h, config/rs6000/aix41.h,
10408 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
10409 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
10410 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
10411 sys-types.h: Remove.
10412 * Makefile.in: Remove protoize and fixproto support and references
10414 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
10415 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
10417 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
10418 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
10419 unprotoize$(exeext).
10420 (rest.encap): Don't depend on $(STMP_FIXPROTO)
10421 (.PHONY): Don't depend on proto.
10422 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
10423 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
10424 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
10425 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
10426 build/gen-protos.o, build/scan.o, xsys-protos.h,
10427 build/fix-header$(build_exeext), build/fix-header.o,
10428 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
10429 stmp-install-fixproto): Remove.
10430 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
10431 SYSCALLS.c or fixproto files.
10432 (install-common): Don't install protoize.
10433 (install-headers-tar, install-headers-cpio, install-headers-cp):
10434 Don't depend on $(STMP_FIXPROTO).
10435 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
10436 install fixproto files or write out fixproto settings.
10437 (uninstall): Don't uninstall protoize.
10438 * config.gcc (use_fixproto): Remove.
10439 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
10440 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
10441 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
10442 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
10443 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
10444 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
10445 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
10446 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
10447 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
10448 * config/t-vxworks (STMP_FIXPROTO): Remove.
10449 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
10450 STMP_FIXPROTO): Remove.
10451 * config.in, configure: Regenerate.
10452 * crtstuff.c (gid_t, uid_t): Don't undefine.
10453 * doc/install.texi: Change m68k-coff to m68k-elf in example.
10454 (arm-*-coff, arm-*-aout: Remove target entries.
10455 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
10456 Remove mention of AIX 4.1.
10457 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
10458 * doc/invoke.texi (Running Protoize): Remove.
10459 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
10460 (Protoize Caveats): Remove.
10461 * tsystem.h: Update comments on headers assumed to exist.
10463 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
10465 * genautomata.c: Add a new year to the copyright. Add a new
10467 (struct insn_reserv_decl): Add comments for member bypass_list.
10468 (find_bypass): Remove.
10469 (insert_bypass): New.
10470 (process_decls): Use insert_bypass.
10471 (output_internal_insn_latency_func): Output all bypasses with the
10472 same input insn in one switch case.
10474 * rtl.def (define_bypass): Describe bypass choice.
10475 * doc/md.texi (define_bypass): Ditto.
10477 2009-03-27 Richard Guenther <rguenther@suse.de>
10479 * gimplify.c (mark_addressable): Export.
10480 * tree-flow.h (mark_addressable): Declare.
10481 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
10482 * tree-ssa.c (verify_phi_args): Verify that address taken
10483 variables have TREE_ADDRESSABLE set.
10485 2009-03-27 Richard Guenther <rguenther@suse.de>
10487 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
10488 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
10489 Do not mark decls TREE_ADDRESSABLE.
10490 (build_fold_addr_expr): Adjust.
10491 (fold_addr_expr): Remove.
10492 (fold_unary): Use build_fold_addr_expr.
10493 (fold_comparison): Likewise.
10494 (split_address_to_core_and_offset): Likewise.
10495 * coverage.c (tree_coverage_counter_addr): Mark the array decl
10497 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
10498 (gimplify_modify_expr_to_memcpy): Mark source and destination
10500 * omp-low.c (create_omp_child_function): Mark the object decl
10502 (lower_rec_input_clauses): Mark the var we take the address of
10504 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
10506 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10508 PR middle-end/39315
10509 * cfgexpand.c (expand_one_stack_var_at): Change alignment
10510 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
10512 2009-03-27 Richard Guenther <rguenther@suse.de>
10514 PR tree-optimization/39120
10515 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
10517 (handle_lhs_call): Process return constraints. Add escape
10518 constraints if necessary.
10519 (handle_const_call): Fill out return constraints. Make nested
10520 case more precise. Avoid consttmp if possible.
10521 (handle_pure_call): Fill out return constraints. Avoid
10522 callused if possible.
10523 (find_func_aliases): Simplify call handling.
10525 2009-03-27 Richard Guenther <rguenther@suse.de>
10527 PR tree-optimization/39120
10528 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
10529 as a representative.
10530 (solve_graph): Do propagate CALLUSED.
10531 (handle_pure_call): Use a scalar constraint from CALLUSED for
10533 (find_what_p_points_to): CALLUSED shall not appear in poins-to
10536 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10539 * c-common.c (handle_aligned_attribute): Properly check alignment
10540 overflow. Use (1U << i) instead of (1 << i).
10542 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
10544 * expr.h (get_mem_align_offset): Updated.
10546 * tree.h (tree_decl_common): Change align to "unsigned int" and
10547 move it before pointer_alias_set.
10549 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10550 Jakub Jelinek <jakub@redhat.com>
10553 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
10554 gr_register_operand with gr_reg_or_0_operand.
10555 (cmpxchg_rel_di): Likewise.
10556 (sync_lock_test_and_set<mode>): Likewise.
10558 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10560 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
10561 (true_regnum): Likewise.
10563 * rtlanal.c (subreg_info): Moved to ...
10564 * rtl.h (subreg_info): Here. New.
10565 (subreg_get_info): New.
10567 * rtlanal.c (subreg_get_info): Make it extern.
10569 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10572 * config/i386/i386.c (ix86_abi): New.
10573 (override_options): Handle -mabi=.
10574 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
10575 (ix86_call_abi_override): Likewise.
10576 (init_cumulative_args): Likewise.
10577 (function_arg_advance): Likewise.
10578 (function_arg_64): Likewise.
10579 (function_arg): Likewise.
10580 (ix86_pass_by_reference): Likewise.
10581 (ix86_function_value_regno_p): Likewise.
10582 (ix86_build_builtin_va_list_abi): Likewise.
10583 (setup_incoming_varargs_64): Likewise.
10584 (is_va_list_char_pointer): Likewise.
10585 (ix86_init_machine_status): Likewise.
10586 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
10587 (ix86_function_type_abi): Return enum calling_abi. Rewrite
10588 for 64bit. Replace DEFAULT_ABI with ix86_abi.
10589 (ix86_function_abi): Make it static and return enum calling_abi.
10590 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
10592 (ix86_fn_abi_va_list): Updated.
10594 * config/i386/i386.h (ix86_abi): New.
10595 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
10596 (CONDITIONAL_REGISTER_USAGE): Likewise.
10597 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
10598 (machine_function): Likewise.
10600 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
10602 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
10603 (STACK_BOUNDARY): Likewise.
10604 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
10606 * config/i386/i386.opt (mabi=): New.
10608 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
10609 return enum calling_abi.
10610 (ix86_function_type_abi): Likewise.
10611 (ix86_function_abi): Removed.
10613 * doc/invoke.texi: Document -mabi= option for x86.
10615 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10617 * builtins.c (real_dconstp): Delete.
10618 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
10620 2009-03-27 Dodji Seketeli <dodji@redhat.com>
10621 Jakub Jelinek <jakub@redhat.com>
10624 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
10625 (gen_subprogram_die): When a function is explicit, generate the
10626 DW_AT_explicit attribute.
10627 * langhooks.h (struct lang_hooks_for_decls): Add
10628 function_decl_explicit_p langhook.
10629 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
10630 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
10632 2009-03-27 Jakub Jelinek <jakub@redhat.com>
10634 * builtins.c (fold_builtin_memory_op): Optimize memmove
10635 into memcpy if we can prove source and destination don't overlap.
10637 * tree-inline.c: Include gt-tree-inline.h.
10638 (clone_fn_id_num): New variable.
10639 (clone_function_name): New function.
10640 (tree_function_versioning): Use it.
10641 * Makefile.in (GTFILES): Add tree-inline.c.
10643 2009-03-27 Mark Mitchell <mark@codesourcery.com>
10645 * BASE-VER: Change to 4.5.0.
10647 2009-03-27 Xinliang David Li <davidxl@google.com>
10649 PR tree-optimization/39557
10650 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
10652 2009-03-27 Xinliang David Li <davidxl@google.com>
10654 PR tree-optimization/39548
10655 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
10658 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10660 * c-common.c (pointer_int_sum): Use %wd on return from
10663 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10665 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
10666 on return from tree_low_cst.
10668 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
10671 * ginclude/stdarg.h (va_copy): Define also for
10672 __GXX_EXPERIMENTAL_CXX0X__.
10674 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10677 * builtins.h (c_strlen): Do not warn here.
10678 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10679 * c-common.c (pointer_int_sum): Take an explicit location.
10680 Warn about offsets out of bounds.
10681 * c-common.h (pointer_int_sum): Adjust declaration.
10683 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10685 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
10688 2009-03-26 Jakub Jelinek <jakub@redhat.com>
10691 * opts.c (warn_if_disallowed_function_p): Don't assume
10692 get_callee_fndecl must return non-NULL.
10694 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
10696 PR rtl-optimization/39522
10697 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
10698 when reg_reloaded_valid is set.
10700 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10702 * config/spu/divv2df3.c: New file.
10703 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
10704 (DPBIT_FUNCS): Filter out _div_df.
10706 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
10708 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
10709 a jump insn, count that jump in the distance to the loop start.
10711 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
10714 * config/sh/sh.c (calc_live_regs): Fix condition for global
10715 registers except PIC_OFFSET_TABLE_REGNUM.
10717 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
10720 * doc/invoke.texi (-mconsole): New.
10722 (-mno-cygwin): New.
10724 (-mnop-fun-dllimport): New.
10728 (sub section "i386 and x86-64 Windows Options"): New.
10730 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
10732 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
10733 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
10735 2009-03-25 Richard Guenther <rguenther@suse.de>
10737 PR middle-end/39497
10738 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
10741 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
10743 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
10744 neither of haifa/selective schedulers are working.
10746 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10748 * doc/invoke.texi (Debugging Options): Fix description of
10749 -fno-merge-debug-strings.
10751 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
10753 * config/cris/libgcc.ver: New version-script.
10754 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
10756 * configure.ac <GAS features, nop mnemonic>: Add pattern
10757 crisv32-*-* for "nop".
10758 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
10759 * configure: Regenerate.
10761 2009-03-24 Ira Rosen <irar@il.ibm.com>
10763 PR tree-optimization/39529
10764 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10765 mark_sym_for_renaming for the tag copied to the new vector
10768 2009-03-24 Arthur Loiret <aloiret@debian.org>
10770 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
10771 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
10772 EXTRA_SPEC_FUNCTIONS.
10773 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
10774 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
10775 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
10776 -march and -mtune options.
10778 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
10780 * config/m68k/t-rtems: Add m5329 multilib.
10782 2009-03-24 Dodji Seketeli <dodji@redhat.com>
10783 Jakub Jelinek <jakub@redhat.com>
10786 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
10789 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10792 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
10793 instead of c_parser_expression_conv, if original_code isn't one of the
10794 4 allowed comparison codes, fail.
10796 2009-03-23 Richard Guenther <rguenther@suse.de>
10798 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
10799 * tree.h (struct tree_type): Likewise.
10800 * reload.h (struct insn_chain): Likewise.
10801 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
10802 * function.h (struct function): Likewise.
10803 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
10805 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10807 PR tree-optimization/39516
10808 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
10810 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
10812 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
10813 should be set true if BITS_PER_WORD of target is bigger than 32
10815 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
10817 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
10818 Translate -B-options to -rpath-link. Correct existing
10819 rpath-link and conditionalize on !nostdlib.
10821 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10823 * doc/extend.texi (Function Attributes, Variable Attributes):
10825 * doc/invoke.texi (Debugging Options, Optimize Options)
10826 (i386 and x86-64 Options, MCore Options): Likewise.
10828 2009-03-20 Jakub Jelinek <jakub@redhat.com>
10831 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
10832 it for block local namespace aliases.
10833 (gen_decl_die): Pass context_die to gen_namespace_die.
10835 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10838 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
10839 minimum or maximum value.
10841 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
10843 * reginfo.c (globalize_reg): Recompute derived reg sets.
10845 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
10848 * libgcc2.c (mprotect): Do not use signed arguments for
10849 VirtualProtect, use DWORD arguments. Also fix the 'may
10850 be used uninitialized' warning for the np variable.
10852 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10855 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
10856 functions using regparm calling conventions when not optimizing.
10857 (ix86_function_sseregparm): Similarly for sseregparm calling
10860 2009-03-19 Li Feng <nemokingdom@gmail.com>
10862 PR middle-end/39500
10863 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
10864 dependence if the first conflict is after niter iterations.
10866 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
10868 PR middle-end/38609
10869 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
10870 functions with dynamic stack-pointer adjustments.
10872 2009-03-19 Ben Elliston <bje@au.ibm.com>
10874 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
10875 option; change to -msdata=data.
10877 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10879 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
10882 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
10885 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
10887 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
10889 * doc/invoke.texi (Code Gen Options): Expand discussion of
10892 2009-03-18 Jakub Jelinek <jakub@redhat.com>
10894 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
10895 * matrix-reorg.c (struct matrix_info): Likewise.
10896 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
10897 * rtl.h (struct mem_attrs): Likewise.
10898 * df.h (struct df): Likewise.
10899 * tree-data-ref.h (struct data_dependence_relation): Likewise.
10900 * ira-int.h (struct ira_allocno): Likewise.
10901 * df-scan.c (struct df_collection_rec): Likewise.
10902 * ira.c (struct equivalence): Likewise.
10903 * function.c (struct temp_slot): Likewise.
10904 * cfgloop.h (struct loop): Likewise.
10907 * function.c (use_register_for_decl): When not optimizing, disregard
10908 register keyword for variables with types containing methods.
10910 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
10912 PR middle-end/39447
10913 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
10914 (is_simple_operand): Call contains_component_ref_p before calling data
10915 reference analysis that would fail on COMPONENT_REFs.
10917 * tree-vrp.c (search_for_addr_array): Fix formatting.
10919 2009-03-18 Richard Guenther <rguenther@suse.de>
10921 * tree-vect-transform.c (vect_loop_versioning): Fold the
10922 generated comparisons.
10923 * tree-vectorizer.c (set_prologue_iterations): Likewise.
10924 (slpeel_tree_peel_loop_to_edge): Likewise.
10926 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10928 PR middle-end/37805
10929 * opts.c (print_specific_help): In addition to `undocumented',
10930 accept `separate' and `joined' flags if passed alone. Describe
10931 output by the first matched one of those.
10932 (common_handle_option): Skip over empty strings.
10933 * gcc.c (display_help): Fix help string for `--help='.
10934 * doc/invoke.texi (Option Summary, Overall Options): With
10935 `--help=', classes and qualifiers can both be repeated, but
10936 only the latter can be negated. One should not pass only
10937 negated qualifiers. Fix markup and examples.
10940 2008-10-14 Jakub Jelinek <jakub@redhat.com>
10941 PR middle-end/37805
10942 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
10943 and -fhelp=separate.
10945 2009-03-17 Jing Yu <jingyu@google.com>
10947 PR middle-end/39378
10948 * function.h (struct rtl_data): Move is_thunk from here...
10949 (struct function): ...to here.
10950 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
10951 * varasm.c (assemble_start_function): Change is_thunk from crtl to
10953 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
10955 (alpha_does_function_need_gp, alpha_start_function): Likewise.
10956 (alpha_output_function_end_prologue): Likewise.
10957 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
10958 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
10959 (rs6000_output_function_epilogue): Likewise.
10960 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
10962 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
10965 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
10966 from different units in a single alternative.
10967 (*truncdfsf_i387): Ditto.
10968 (*truncxfsf2_mixed): Ditto.
10969 (*truncxfdf2_mixed): Ditto.
10971 2009-03-17 Jakub Jelinek <jakub@redhat.com>
10973 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
10974 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
10977 * tree-ssa-live.c (remove_unused_locals): Don't remove local
10978 unused non-artificial variables when not optimizing.
10981 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
10982 DW_TAG_imported_module even if decl is IMPORTED_DECL with
10983 NAMESPACE_DECL in its DECL_INITIAL.
10985 PR middle-end/39443
10986 * optabs.c (set_user_assembler_libfunc): New function.
10987 * expr.h (set_user_assembler_libfunc): New prototype.
10988 * c-common.c: Include libfuncs.h.
10989 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
10990 for memcmp, memset, memcpy, memmove and abort.
10991 * Makefile.in (c-common.o): Depend on libfuncs.h.
10994 * dwarf2out.c (gen_inlined_enumeration_type_die,
10995 gen_inlined_structure_type_die, gen_inlined_union_type_die,
10996 gen_tagged_type_instantiation_die): Removed.
10997 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
11000 2009-03-17 Janis Johnson <janis187@us.ibm.com>
11003 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
11005 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
11006 (check-parallel-%): Ditto.
11007 (check-consistency): Ditto.
11009 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
11011 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
11012 local variable rhs by NULL_TREE.
11014 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11017 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
11019 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11022 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
11024 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11027 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
11028 for ms->sysv ABI calls only in 64bit mode.
11030 * config/i386/i386.md (untyped_call): Support 32bit.
11032 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
11034 * doc/extend.texi: Replace x86_65 with x86_64.
11036 2009-03-16 Jakub Jelinek <jakub@redhat.com>
11038 PR tree-optimization/39455
11039 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
11040 mismatches for POINTER_TYPE_P (type).
11041 (number_of_iterations_le): Likewise.
11043 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11045 * config/picochip/picochip.c: Removed profiling support.
11046 * config/picochip/picochip.md: Removed profiling instruction.
11047 * config/picochip/picochip.h: Removed profiling builtin.
11049 2009-03-16 Joseph Myers <joseph@codesourcery.com>
11051 * doc/install.texi (--with-host-libstdcxx): Document.
11053 2009-03-14 Anatoly Sokolov <aesok@post.ru>
11056 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
11057 generate a warning if the function name does not begin with
11058 "__vector" and the function has either the 'signal' or 'interrupt'
11059 attribute, from here to ...
11060 (avr_declare_function_name): ...here. New function.
11061 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
11062 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
11064 2009-03-14 Jakub Jelinek <jakub@redhat.com>
11067 * cse.c (fold_rtx): Don't modify original const_arg1 when
11068 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
11069 separate variable instead.
11070 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
11071 from out of range shift counts.
11072 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
11074 2009-03-13 Catherine Moore <clm@codesourcery.com>
11076 * config/i386/x-mingw32 (host-mingw32.o): Replace
11077 diagnostic.h with $(DIAGNOSTIC_H).
11079 2009-03-12 Jakub Jelinek <jakub@redhat.com>
11082 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
11084 * config/i386/sync.md (sync_compare_and_swap<mode>,
11085 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
11086 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
11088 (sync_double_compare_and_swapdi_pic,
11089 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
11090 cmpxchg8b_pic_memory_operand instead of just memory_operand.
11092 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11095 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
11097 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11100 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
11101 (avx_addsubv4df3): Likewise.
11102 (*avx_addsubv4sf3): Likewise.
11103 (sse3_addsubv4sf3): Likewise.
11105 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11108 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
11110 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
11113 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
11114 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11115 registers for allocnos created from user-defined variables.
11117 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11120 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
11121 of non-integer mode as well.
11123 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
11125 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
11126 for functions for which the parameter types are unknown.
11128 2009-03-11 Jakub Jelinek <jakub@redhat.com>
11131 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
11132 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
11133 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
11134 * config/i386/i386.c (ix86_local_alignment): For
11135 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
11136 long long variables on the stack to avoid dynamic realignment.
11137 Allow the first argument to be a decl rather than type.
11138 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
11140 2009-03-11 Nick Clifton <nickc@redhat.com>
11143 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
11145 Add description to mno-lsim option.
11146 * config/mcore/mcore.h: Remove comment about deprecated m4align
11148 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
11149 * doc/invoke.texi: Add description of mno-lsim and
11150 mstack-increment options.
11152 * config/fr30/fr30.opt: Document the -mno-lsim option.
11153 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
11154 and -mno-lsim options.
11156 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11158 * fold-const.c (fold_comparison): Only call fold_inf_compare
11159 if the mode supports infinities.
11161 2009-03-11 Jason Merrill <jason@redhat.com>
11164 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
11165 end already did. Notice GIMPLE_CALL modifications of the result.
11166 Don't copy debug information from an ignored decl or a decl from
11169 2009-03-10 Richard Guenther <rguenther@suse.de>
11170 Nathan Froyd <froydnj@codesourcery.com>
11172 PR middle-end/37850
11173 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
11174 (__divMODE3): Likewise.
11176 2009-03-09 Jakub Jelinek <jakub@redhat.com>
11178 PR tree-optimization/39394
11179 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
11180 DECL_SIZE_UNIT of variable length FIELD_DECLs.
11182 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11184 * recog.c (verfiy_changes): Disallow renaming of hard regs in
11185 inline asms for register asm ("") declarations.
11187 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
11189 * fold-const.c (fold_unary): Fix comment.
11191 2009-03-07 Jan Hubicka <jh@suse.cz>
11194 * tree-inline.c (setup_one_parameter): Do replacement of const
11195 argument by constant in SSA form.
11197 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11199 PR middle-end/38028
11200 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
11201 determine alignment passed to assign_stack_local.
11202 (assign_parms_unsplit_complex): Likewise.
11203 * except.c (sjlj_build_landing_pads): Likewise.
11205 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11207 PR middle-end/39360
11208 * tree-flow.h (add_referenced_var): Return bool instead of void.
11209 * tree-dfa.c (add_referenced_var): Return result of
11210 referenced_var_check_and_insert call.
11211 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
11212 of referenced_var_check_and_insert.
11215 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
11216 (gen_variable_die): Emit DW_AT_location on abstract static variable's
11217 DIE, don't emit it if abstract origin already has it.
11218 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
11219 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
11221 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11223 * genpreds.c (needs_variable): Fix parentheses at variable name
11225 (write_tm_constrs_h): Indent generated code.
11227 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11229 * doc/extend.texi (Function Attributes): Add documentation
11230 for isr attributes.
11232 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11235 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
11236 take locus from its DECL_SOURCE_LOCATION instead of input_location.
11238 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11240 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
11243 2009-03-05 Jakub Jelinek <jakub@redhat.com>
11246 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
11247 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
11249 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
11251 * config/i386/i386.md (R8_REG, R9_REG): New constants.
11252 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
11253 constants instead of magic numbers.
11254 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11256 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
11257 (x86_64_ms_abi_int_parameter_registers): Ditto.
11258 (x86_64_int_return_registers): Ditto.
11259 (ix86_maybe_switch_abi): Ditto.
11260 (ix86_expand_call): Ditto for clobbered_registers array.
11261 (ix86_hard_regno_mode_ok): Ditto.
11262 (x86_extended_QIreg_mentioned_p): Ditto.
11264 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
11266 PR tree-optimization/39349
11267 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
11269 * combine.c (gen_lowpart_for_combine): Use omode when generating
11272 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
11274 PR rtl-optimization/39235
11275 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
11277 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11279 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
11281 2009-03-04 Richard Guenther <rguenther@suse.de>
11283 PR tree-optimization/39362
11284 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
11285 that occur in abnormal PHIs should be varying.
11287 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11289 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
11291 (simple_iv): Take loop as an argument instead of statement.
11292 * tree-scalar-evolution.h (simple_iv): Declaration changed.
11293 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
11295 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
11297 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
11298 * matrix-reorg.c (analyze_transpose): Ditto.
11299 * tree-data-ref.c (dr_analyze_innermost): Ditto.
11300 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11301 * tree-predcom.c (ref_at_iteration): Ditto.
11302 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
11304 2009-03-04 Richard Guenther <rguenther@suse.de>
11306 PR tree-optimization/39358
11307 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
11308 escaped_id and callused_id.
11309 (solve_graph): Likewise.
11311 2009-03-04 Richard Guenther <rguenther@suse.de>
11313 PR tree-optimization/39339
11314 * tree-sra.c (try_instantiate_multiple_fields): Make it
11315 no longer ICE on the above.
11317 2009-03-03 Joseph Myers <joseph@codesourcery.com>
11319 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
11320 that fits within Pmode.
11322 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11324 PR middle-end/10109
11325 * tm.texi (LIBCALL_VALUE): Update description.
11327 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11329 PR middle-end/34443
11330 * doc/extend.texi (section): Update description.
11332 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
11334 PR middle-end/39345
11335 * tree-inline.c (remapped_type): New.
11336 (can_be_nonlocal): Call remapped_type instead of remap_type.
11338 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11341 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
11342 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
11344 2009-03-03 Richard Guenther <rguenther@suse.de>
11346 PR middle-end/39272
11347 * tree.c (tree_nonartificial_location): New function.
11348 * tree.h (tree_nonartificial_location): Declare.
11349 * builtins.c (expand_builtin_memory_chk): Provide location
11350 of the call location for artificial function pieces.
11351 (maybe_emit_chk_warning): Likewise.
11352 (maybe_emit_sprintf_chk_warning): Likewise.
11353 (maybe_emit_free_warning): Likewise.
11354 * expr.c (expand_expr_real_1): Likewise.
11356 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11358 PR tree-optimization/39343
11359 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
11360 COMPONENT_REF t has ARRAY_TYPE.
11362 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
11364 PR middle-end/39335
11365 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
11366 when the type precision of the induction variable should be
11367 larger than the type precision of nit.
11368 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
11369 * graphite.c (graphite_loop_normal_form): Same.
11370 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
11372 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11374 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
11375 (*call_1_rex64_ms_sysv): Use named constants instead of magic
11376 numbers to describe clobbered registers.
11377 (*call_value_0_rex64_ms_sysv): Ditto.
11378 * config/i386/mmx.md (mmx_emms): Ditto.
11379 (mmx_femms): Ditto.
11381 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
11383 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
11386 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11388 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
11389 (spu_section_type_flags): New function.
11391 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11393 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
11394 reg_class_contents of FLOAT_REGS into a temporary.
11396 2009-03-02 Richard Guenther <rguenther@suse.de>
11397 Ira Rosen <irar@il.ibm.com>
11399 PR tree-optimization/39318
11400 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
11401 information to the vectorized statement.
11403 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
11405 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
11406 variable. Use defined names instead of magic constants for REX SSE
11409 2009-03-01 Richard Guenther <rguenther@suse.de>
11411 PR tree-optimization/39331
11412 * omp-low.c (lower_send_shared_vars): Do not receive new
11413 values for the reference of DECL_BY_REFERENCE parms or results.
11415 2009-03-01 Jan Hubicka <jh@suse.cz>
11418 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
11419 BLOCK_NONLOCALIZED_VAR): New macros.
11420 (tree_block): Add nonlocalized_vars.
11421 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
11422 gen_decl_die): Add origin argument. Allow generation of die with
11423 origin at hand only.
11424 (gen_member_die, gen_type_die_with_usage, force_decl_die,
11425 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
11427 (gen_block_die): Fix checking for unused blocks.
11428 (process_scope_var): Break out from .... ; work with origins only.
11429 (decls_for_scope) ... here; process nonlocalized list.
11430 (dwarf2out_ignore_block): Look for nonlocalized vars.
11431 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
11433 (dump_scope_block): Dump them.
11434 * tree-inline.c (remap_decls): Handle nonlocalized vars.
11435 (remap_block): Likewise.
11436 (can_be_nonlocal): New predicate.
11437 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
11439 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11441 * configure: Regenerate.
11443 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11445 * optc-gen.awk: No need to duplicate option flags twice.
11446 Reuse help texts for duplicate options which do not have any.
11448 * gcc.c (display_help): Document --version.
11450 * gcc.c (main): If print_help_list and verbose_flag, ensure
11451 driver output comes before subprocess output.
11453 * optc-gen.awk: Assign all remaining fields to help string,
11454 space-separated, for multi-line help in *.opt.
11456 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
11457 -Wno-pedantic-ms-format is for MinGW targets only.
11459 * doc/options.texi (Option file format): Fix bad indentation,
11460 restoring dropped sentence.
11462 2009-02-28 Jan Hubicka <jh@suse.cz>
11464 * tree-inline.c (tree_function_versioning): Output debug info.
11466 2009-02-28 Jan Hubicka <jh@suse.cz>
11469 * tree-inline.c (setup_one_parameter): Do not copy propagate
11470 arguments when not optimizing.
11472 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
11475 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
11476 (avx_addsubv4df3): Likewise.
11477 (*avx_addsubv4sf3): Likewise.
11478 (sse3_addsubv4sf3): Likewise.
11479 (*avx_addsubv2df3): Likewise.
11480 (sse3_addsubv2df3): Likewise.
11481 (avx_unpckhps256): Correct item selectors.
11482 (avx_unpcklps256): Likewise.
11483 (avx_unpckhpd256): Likewise.
11484 (avx_unpcklpd256): Likewise.
11486 2009-02-28 Jan Hubicka <jh@suse.cz>
11488 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
11490 (copy_arguments_for_versioning): If var is declared don't declare it.
11491 (tree_function_versioning): First setup substitutions and then copy
11494 2009-02-27 Jan Hubicka <jh@suse.cz>
11497 * cgraph.h (varpool_output_debug_info): Remove.
11498 * cgraphunit.c (varpool_output_debug_info): Remove.
11499 * dwarf2out.c (deferred_locations_struct): New struct
11500 (deferred_locations): New type.
11501 (deferred_locations_list): New static var.
11502 (deffer_location): New function.
11503 (gen_variable_die): Use it.
11504 (decls_for_scope): Output info on local static vars.
11505 (dwarf2out_finish): Process deferred locations.
11506 * varpool.c (varpool_output_debug_info): Remove.
11508 2009-02-27 Jan Hubicka <jh@suse.cz>
11511 * tree.h (TREE_PROTECTED): Fix comment.
11512 (BLOCK_HANDLER_BLOCK): Remove.
11513 (struct tree_block): Remove handler_block add body_block.
11514 (inlined_function_outer_scope_p): New.
11515 (is_body_block): Remove.
11516 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
11517 * dwarf2out.c (is_inlined_entry_point): Remove.
11518 (add_high_low_attributes): Use inlined_function_outer_scope_p.
11519 (gen_block_die): Use is_inlined_entry_point check. Remove body block
11521 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
11522 * gimplify.c (gimplify_expr): Gimplify body blocks.
11523 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
11524 block with multiple subblocks.
11525 (dump_scope_block): Prettier output; dump more flags and info.
11526 (dump_scope_blocks): New.
11527 (remove_unused_locals): Use dump_scope_blocks.
11528 * tree-flow.h (dump_scope_blocks): Declare.
11529 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
11530 * stmt.c (is_body_block): Remove.
11531 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
11532 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
11534 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
11536 PR middle-end/39308
11537 * graphite.c (graphite_loop_normal_form): Do not call
11538 number_of_iterations_exit from a gcc_assert.
11540 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11542 * config/s390/s390.c (s390_swap_cmp): Look for conditional
11543 jumps if COND is NULL.
11544 (find_cond_jump): New function.
11545 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
11546 * config/s390/s390.md: Remove z10_cobra attribute value.
11548 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
11550 * config/alpha/alpha.h (alpha_expand_mov): Return false if
11551 force_const_mem returns NULL_RTX.
11553 2009-02-26 Jan Hubicka <jh@suse.cz>
11556 * cgraph.h (varpool_output_debug_info): Remove.
11557 * cgraphunit.c (varpool_output_debug_info): Remove.
11558 * dwarf2out.c (deferred_locations_struct): New struct
11559 (deferred_locations): New type.
11560 (deferred_locations_list): New static var.
11561 (deffer_location): New function.
11562 (gen_variable_die): Use it.
11563 (decls_for_scope): Output info on local static vars.
11564 (dwarf2out_finish): Process deferred locations.
11565 * varpool.c (varpool_output_debug_info): Remove.
11567 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
11569 PR rtl-optimization/39241
11570 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
11571 to subreg_offset_representable_p.
11573 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11575 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
11576 execute function prototype. Get f and nregs from max_reg_num
11577 and get_insns. Remove the first backward pass as it's dead,
11578 guard the forward pass by flag_expensive_optimizations.
11579 (rest_of_handle_regmove): Delete.
11580 (pass_regmove): Replace it with regmove_optimize.
11582 2009-02-25 Martin Jambor <mjambor@suse.cz>
11584 PR tree-optimization/39259
11585 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
11586 calls_alloca function flags.
11587 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
11588 calls are detected.
11590 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11592 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
11593 flags_set_1_rtx, flags_set_1_set): Delete.
11594 (regmove_optimize): Do not call mark_flags_life_zones.
11596 2009-02-24 Julian Brown <julian@codesourcery.com>
11599 * config/arm/arm.c (require_pic_register): Only set
11600 cfun->machine->pic_reg once per function.
11602 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
11604 * doc/invoke.texi (Link Options): Document an easier way to pass
11605 options that take arguments to the GNU linker using -Xlinker and -Wl.
11607 2009-02-24 Steve Ellcey <sje@cup.hp.com>
11610 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
11612 2009-02-24 Richard Guenther <rguenther@suse.de>
11615 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
11617 2009-02-24 Richard Guenther <rguenther@suse.de>
11618 Zdenek Dvorak <ook@ucw.cz>
11620 PR tree-optimization/39233
11621 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
11622 from converting them to a generic type.
11624 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
11626 PR tree-optimization/39260
11627 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
11628 contains a condition with a real type.
11629 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
11631 2009-02-23 Jason Merrill <jason@redhat.com>
11634 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
11635 narrowing_initializer_constant_valid_p.
11636 (narrowing_initializer_constant_valid_p): Don't return
11637 null_pointer_node for adding a pointer to itself.
11639 2009-02-23 Jan Hubicka <jh@suse.cz>
11642 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
11645 2009-02-23 Jan Hubicka <jh@suse.cz>
11647 PR tree-optimization/37709
11648 * tree.c (block_ultimate_origin): Move here from dwarf2out.
11649 * tree.h (block_ultimate_origin): Declare.
11650 * dwarf2out.c (block_ultimate_origin): Move to tree.c
11651 * tree-ssa-live.c (remove_unused_scope_block_p):
11652 Eliminate blocks containig no instructions nor live variables nor
11654 (dump_scope_block): New function.
11655 (remove_unused_locals): Enable removal of dead blocks by default;
11656 enable dumping at TDF_DETAILS.
11658 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11660 * config/i386/i386.c (classify_argument): Don't allow COImode
11662 (function_arg_advance_32): Don't allow OImode.
11663 (function_arg_32): Likewise.
11664 (function_value_32): Likewise.
11665 (return_in_memory_32): Likewise.
11666 (function_arg_64): Remove OImode comment.
11668 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11671 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11672 ix86_expand_vector_set for V4DImode in 64bit mode only.
11673 (ix86_expand_vector_init_one_var): Likewise.
11675 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
11677 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
11679 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11682 * loop-iv.c: Revert last change.
11683 * emit-rtl.c: Likewise.
11685 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11688 * config/i386/i386.c (type_natural_mode): Remove an extra
11689 space in the warning message.
11690 (function_value_32): Handle 32-byte vector modes.
11691 (return_in_memory_32): Likewise.
11693 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11695 * loop-iv.c (truncate_value): New function.
11696 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
11698 (lowpart_subreg): Move to...
11699 * emit-rtl.c: ...here.
11701 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
11703 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
11704 accidental and undocumented change at revision 140860.
11706 2009-02-21 Joseph Myers <joseph@codesourcery.com>
11708 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
11709 take gimple_seq * arguments.
11710 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
11711 types_compatible_p langhook.
11713 2009-02-20 Mark Mitchell <mark@codesourcery.com>
11714 Joseph Myers <joseph@codesourcery.com>
11716 * config/arm/arm.c (arm_builtin_va_list): New function.
11717 (arm_expand_builtin_va_start): Likewise.
11718 (arm_gimplify_va_arg_expr): Likewise.
11719 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
11720 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
11721 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
11722 (va_list_type): New variable.
11723 (arm_mangle_type): Mangle va_list_type appropriately.
11725 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11727 PR middle-end/39157
11728 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
11729 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
11730 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
11731 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
11732 parameter to 1000 for -O1 by default.
11733 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
11735 * loop-invariant.c: Include params.h.
11736 (move_loop_invariants): Don't call move_single_loop_invariants on
11739 2009-02-20 Jaka Mocnik <jaka@xlab.si>
11741 * calls.c (emit_library_call_value_1): Use slot_offset instead of
11742 offset when calculating bounds for indexing stack_usage_map. Fixes
11743 a buffer overflow with certain target setups.
11745 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11748 * calls.c (expand_call): Clear try_tail_call if caller and callee
11749 disagree in promotion of function return value.
11751 2009-02-19 Jakub Jelinek <jakub@redhat.com>
11754 * c-common.c (c_determine_visibility): If visibility changed and
11755 DECL_RTL has been already set, call make_decl_rtl to update symbol
11758 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
11761 * varasm.c (assemble_variable): Don't check DECL_NAME when
11762 globalizing a variable.
11764 2009-02-19 Joseph Myers <joseph@codesourcery.com>
11767 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
11768 expression before any __builtin_trap call.
11769 * c-typeck.c (build_function_call): Convert and check function
11770 arguments before generating a call to a trap. Evaluate the
11771 function arguments before the trap.
11773 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
11776 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
11777 (UNSPEC_FXAM_MEM): New unspec.
11778 (fxam<mode>2_i387_with_temp): New insn and split pattern.
11779 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
11780 memory using fxam<mode>2_i387_with_temp to remove excess precision.
11782 2009-02-19 Richard Guenther <rguenther@suse.de>
11784 PR tree-optimization/39207
11785 PR tree-optimization/39074
11786 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
11787 storedanything_tree): New.
11788 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
11789 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
11790 (build_succ_graph): Add edges from STOREDANYTHING to all
11792 (init_base_vars): Initialize STOREDANYTHING.
11793 (compute_points_to_sets): Free substitution info after
11794 building the succ graph.
11795 (ipa_pta_execute): Likewise.
11797 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
11799 (do_ds_constraint): Do not add to special var or non-pointer
11801 (type_could_have_pointers): Split out from ...
11802 (could_have_pointers): ... here. For arrays use the element type.
11803 (create_variable_info_for): Initialize may_have_pointers.
11804 (new_var_info): Likewise.
11805 (handle_lhs_call): Make the HEAP variable unknown-sized.
11806 (intra_create_variable_infos): Use a type with pointers for
11807 PARM_NOALIAS, make it unknown-sized.
11809 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
11812 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
11814 2009-02-18 Jason Merrill <jason@redhat.com>
11817 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
11818 value if DECL_EXTERNAL.
11819 * tree-sra.c (sra_walk_gimple_assign): Likewise.
11820 * target.h (gcc_target::binds_local_p): Clarify "module".
11821 * tree.h (TREE_PUBLIC): Clarify "module".
11823 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
11826 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
11827 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
11829 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
11832 * c.opt (Wabi): Support C and ObjC.
11835 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
11837 * config/i386/i386.c (classify_argument): Warn once about the ABI
11838 change when passing union with long double.
11840 * doc/invoke.texi: Update -Wabi for warning psABI changes.
11842 2009-02-18 Joseph Myers <joseph@codesourcery.com>
11845 * c-parser.c (c_parser_compound_statement): Always enter and leave
11848 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11851 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
11853 2009-02-18 Jakub Jelinek <jakub@redhat.com>
11855 PR tree-optimization/36922
11856 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
11857 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
11860 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11862 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
11865 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11867 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
11869 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11871 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
11874 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
11875 Richard Sandiford <rdsandiford@googlemail.com>
11877 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
11878 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
11879 (loongson_biadd): ...this.
11881 2009-02-17 Richard Guenther <rguenther@suse.de>
11883 PR tree-optimization/39202
11884 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
11885 a var make sure to follow existing collapses.
11887 2009-02-17 Richard Guenther <rguenther@suse.de>
11889 PR middle-end/39214
11890 * langhooks.c (lhd_print_error_function): Check for NULL block.
11892 2009-02-17 Richard Guenther <rguenther@suse.de>
11894 PR tree-optimization/39204
11895 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
11898 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
11900 * config/soft-fp/double.h: Update from glibc CVS.
11902 2009-02-17 Richard Guenther <rguenther@suse.de>
11904 PR tree-optimization/39207
11905 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
11906 strict-aliasing warnings for pointers pointing to NULL.
11908 2009-02-16 Joseph Myers <joseph@codesourcery.com>
11911 * c-parser.c (c_parser_braced_init): Call pop_init_level when
11912 skipping until next close brace.
11914 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
11917 * config/i386/i386.c (ix86_expand_push): Set memory alignment
11918 to function argument boundary.
11920 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11922 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
11923 in the lea_add. Reload eventually constraints it properly.
11924 * config/picochip/constraints.md: Remove the target constraint
11925 "b", since it is not needed anymore.
11927 2009-02-16 Jakub Jelinek <jakub@redhat.com>
11929 * gthr-dce.h: Uglify function parameter and local variable names.
11930 * gthr-gnat.h: Likewise.
11931 * gthr-mipssde.h: Likewise.
11932 * gthr-nks.h: Likewise.
11933 * gthr-posix95.h: Likewise.
11934 * gthr-posix.h: Likewise.
11935 * gthr-rtems.h: Likewise.
11936 * gthr-single.h: Likewise.
11937 * gthr-solaris.h: Likewise.
11938 * gthr-tpf.h: Likewise.
11939 * gthr-vxworks.h: Likewise.
11940 * gthr-win32.h: Likewise.
11942 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
11945 * config/i386/i386.md: Restrict the new peephole2 to move
11946 between MMX/SSE registers.
11948 2009-02-15 Richard Guenther <rguenther@suse.de>
11951 2009-02-13 Richard Guenther <rguenther@suse.de>
11953 * configure.ac: Enable LFS.
11954 * configure: Re-generate.
11955 * config.in: Likewise.
11957 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11959 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
11960 spu_srqwbyte, spu_srqwbytebc): Define.
11961 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
11962 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
11963 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
11964 "shrqby_<mode>"): New insn-and-split patterns.
11965 * config/spu/spu.c (expand_builtin_args): Determine and return
11966 number of operands using spu_builtin_description data.
11967 (spu_expand_builtin_1): Use it.
11969 2009-02-13 Steve Ellcey <sje@cup.hp.com>
11972 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
11975 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11978 * config/i386/i386.c (override_options): Correct warning
11979 messages for -malign-loops, -malign-jumps and -malign-functions.
11981 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11984 * config/i386/i386.md: Restrict the new peephole2 to move
11985 between the general purpose registers.
11987 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
11990 * config/i386/i386.c (type_natural_mode): Add a new argument.
11991 Return the original mode and warn ABI change if vector size is 32byte.
11992 (function_arg_advance): Updated.
11993 (function_arg): Likewise.
11994 (ix86_function_value): Likewise.
11995 (ix86_return_in_memory): Likewise.
11996 (ix86_sol10_return_in_memory): Likewise.
11997 (ix86_gimplify_va_arg): Likewise.
11998 (function_arg_32): Don't warn ABX ABI change here.
11999 (function_arg_64): Likewise.
12001 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
12003 * loop-iv.c (implies_p): In the final case, test that operands 0
12004 of the two comparisons match.
12006 * config/bfin/bfin.c (find_prev_insn_start): New function.
12007 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
12008 (find_next_insn_start): Move.
12010 2009-02-13 Richard Guenther <rguenther@suse.de>
12012 * configure.ac: Enable LFS.
12013 * configure: Re-generate.
12014 * config.in: Likewise.
12016 2009-02-13 Joseph Myers <joseph@codesourcery.com>
12019 * c-parser.c (c_parser_parms_list_declarator): Discard pending
12020 sizes on syntax error after some arguments have been parsed.
12022 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12024 * doc/invoke.texi (-fira): Remove.
12026 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12028 * caller-save.c: Replace regclass.c with reginfo.c in comments.
12029 * recog.c: Likewise.
12032 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
12034 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
12035 (umul_ppmm): Likewise.
12036 (count_leading_zeros): Likewise.
12037 (count_trailing_zeros): Likewise.
12038 (UMUL_TIME): Likewise.
12040 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12042 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
12043 soft-fp/t-softfp to tmake_file.
12045 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
12046 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
12047 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
12048 IA64_BUILTIN_INFQ]: New.
12049 (ia64_init_builtins): Initialize __builtin_infq,
12050 __builtin_fabsq and __builtin_copysignq if not HPUX.
12051 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
12052 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
12054 * config/ia64/lib1funcs.asm (__divtf3): Define only if
12056 (__fixtfti): Likewise.
12057 (__fixunstfti): Likewise.
12058 (__floattitf): Likewise.
12060 * config/ia64/libgcc-glibc.ver: New.
12061 * config/ia64/t-fprules-softfp: Likewise.
12062 * config/ia64/sfp-machine.h: Likewise.
12064 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
12065 (LIBGCC2_TF_CEXT): Likewise.
12066 (TF_SIZE): Likewise.
12067 (TARGET_INIT_LIBFUNCS): Likewise.
12069 * config/ia64/t-glibc (SHLINB_MAPFILES):
12070 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
12072 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12074 * config/i386/i386.c (construct_container): Rewrite processing
12075 BLKmode with X86_64_SSE_CLASS.
12077 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
12080 * config/i386/i386.md: Replace simplify_replace_rtx with
12081 replace_rtx in the new peephole2.
12083 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
12085 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
12086 loop unrolling do not happen at -O2.
12088 2009-02-12 Michael Matz <matz@suse.de>
12090 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
12092 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12094 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
12097 2009-02-12 Ben Elliston <bje@au.ibm.com>
12099 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
12100 patterns when updating the back chain. Missed in the 2009-02-10
12103 2009-02-11 Janis Johnson <janis187@us.ibm.com>
12105 * doc/extend.texi (Decimal Floating Types): Update identifier of
12106 draft TR and list of missing support.
12108 2009-02-11 Jakub Jelinek <jakub@redhat.com>
12110 PR middle-end/39154
12111 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
12112 bit to variable length decl's flags, add it also to its
12113 pointer replacement variable.
12115 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
12116 Jakub Jelinek <jakub@redhat.com>
12119 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
12120 (memory_blockage): New expander.
12121 (*memory_blockage): New insn pattern.
12122 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
12123 instead of general blockage at the end of function prologue when
12124 frame pointer is used to access red zone area. Do not emit blockage
12125 when profiling, it is emitted in generic code.
12126 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
12127 function epilogue when frame pointer is used to access red zone area.
12129 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
12132 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
12133 by arithmetic with memory operands.
12134 * config/i386/predicates.md (commutative_operator): New.
12136 2009-02-10 Janis Johnson <janis187@us.ibm.com>
12138 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
12141 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
12143 * alias.h (record_alias_subset): Declare.
12144 * alias.c (record_alias_subset): Make global.
12146 2009-02-10 Nick Clifton <nickc@redhat.com>
12148 * tree-parloops.c: Change license to GPLv3.
12149 * ipa-struct-reorg.c: Change license to GPLv3.
12150 * ipa-struct-reorg.h: Change license to GPLv3.
12152 2009-02-10 Steve Ellcey <sje@cup.hp.com>
12155 * c-decl.c (start_struct): Return NULL on error.
12157 2009-02-10 Jakub Jelinek <jakub@redhat.com>
12159 PR middle-end/39124
12160 * cfgloopmanip.c (remove_path): Call remove_bbs after
12161 cancel_loop_tree, not before it.
12164 * function.h (struct function): Add has_local_explicit_reg_vars bit.
12165 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
12166 VAR_DECLs were seen.
12167 * tree-ssa-live.c (remove_unused_locals): Recompute
12168 cfun->has_local_explicit_reg_vars.
12169 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
12170 copies or clearings if cfun->has_local_explicit_reg_vars.
12172 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
12175 * config/i386/i386.c (expand_prologue): Emit blockage at the end
12176 of function prologue when frame pointer is used to access
12179 2009-02-10 Richard Guenther <rguenther@suse.de>
12181 PR middle-end/39127
12182 * gimplify.c (gimple_regimplify_operands): Always look if
12183 we need to create a temporary.
12185 2009-02-10 Richard Guenther <rguenther@suse.de>
12187 PR tree-optimization/39132
12188 * tree-loop-distribution.c (todo): New global var.
12189 (generate_memset_zero): Trigger TODO_rebuild_alias.
12190 (tree_loop_distribution): Return todo.
12192 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
12195 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
12196 (x86_64_reg_class_name): Removed.
12197 (classify_argument): Return 0 if bytes > 32. Return 0 if the
12198 first one isn't X86_64_SSE_CLASS or any other ones aren't
12199 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
12200 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
12201 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
12202 and 3 X86_64_SSEUP_CLASS.
12203 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
12204 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
12206 2009-02-10 Ben Elliston <bje@au.ibm.com>
12208 * config/rs6000/rs6000.md (allocate_stack): Always use an update
12209 form instruction to update the stack back chain word, even if the
12210 user has disabled the generation of update instructions.
12211 (movdi_<mode>_update_stack): New.
12212 (movsi_update_stack): Likewise.
12213 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
12214 always use an update form instruction to update the stack back
12217 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
12219 PR middle-end/38953
12220 * graphite.c (if_region_set_false_region): After moving a region in
12221 the false branch of a condition, remove the empty dummy basic block.
12222 (gloog): Remove wrong fix for PR38953.
12224 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12226 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
12227 generation due to implicit sign extension.
12229 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
12231 PR middle-end/38981
12232 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
12233 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
12235 2009-02-09 Richard Guenther <rguenther@suse.de>
12237 PR middle-end/35202
12238 * convert.c (convert_to_real): Disable (float)fn((double)x)
12239 to fnf(x) conversion if errno differences may occur and
12240 -fmath-errno is set.
12242 2009-02-07 Anatoly Sokolov <aesok@post.ru>
12244 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
12245 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12246 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12248 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12251 * c-common.c (handle_alias_attribute): Disallow attribute for
12252 anything not a FUNCTION_DECL or VAR_DECL.
12254 2009-02-06 Janis Johnson <janis187@us.ibm.com>
12257 * real.c (do_compare): Special-case compare of zero against
12258 decimal float value.
12260 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12263 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
12264 as indicating flexible array members unless the field itself is
12265 being declarared as the incomplete array.
12267 2009-02-06 Jan Hubicka <jh@suse.cz>
12269 PR tree-optimization/38844
12270 * ipa-inline.c (try_inline): Stop inlining recursion when edge
12271 is already inlined.
12273 2009-02-06 Richard Guenther <rguenther@suse.de>
12275 PR middle-end/38977
12276 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
12277 fork because we may expand it as __gcov_fork.
12279 2009-02-06 Nick Clifton <nickc@redhat.com>
12281 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
12283 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
12285 PR tree-optimization/35659
12286 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
12287 vn_phi_eq): Shortcut if hashcode does not match.
12288 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
12290 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
12291 and avoid iterative_hash_expr.
12292 (FOR_EACH_VALUE_ID_IN_SET): New.
12293 (value_id_compare): Remove.
12294 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
12295 sort expressions by value id.
12297 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
12300 * config/sh/predicates.md (general_movsrc_operand): Don't check
12301 the subreg of system registers here.
12303 2009-02-05 Jakub Jelinek <jakub@redhat.com>
12306 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
12307 on the copied decl.
12309 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
12311 PR rtl-optimization/39110
12312 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
12313 addresses, not aligned ones.
12315 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
12316 Richard Guenther <rguenther@suse.de>
12318 PR tree-optimization/39100
12319 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
12320 comment says and add edges.
12322 2009-02-05 Joseph Myers <joseph@codesourcery.com>
12325 * c-common.c (handle_tls_model_attribute): Ignore attribute for
12326 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
12328 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
12330 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
12331 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
12332 register_bb_in_sese, new_sese, free_sese): Moved.
12333 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
12334 outermost_loop_in_scop, build_scop_iteration_domain,
12335 expand_scalar_variables_ssa_name, get_vdef_before_scop,
12336 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
12337 Use loop_in_sese_p instead of loop_in_scop_p.
12338 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
12339 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
12340 (scopdet_basic_block_info): Fix bug in scop detection.
12341 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
12342 eq_loop_to_cloog_loop): Remove.
12343 (nb_loops_around_loop_in_scop, nb_loop
12344 ref_nb_loops): Moved here...
12345 * graphite.h (ref_nb_loops): ... from here.
12346 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
12347 (loop_domain_dim, loop_iteration_vector_dim): Remove.
12348 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
12349 * testsuite/gcc.dg/graphite/scop-19.c: New
12351 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
12352 Hans-Peter Nilsson <hp@axis.com>
12354 PR rtl-optimization/37889
12355 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
12356 Move offset handling from PLUS to before the switch. Use new
12357 arguments when considering SYMBOL_REFs too.
12358 (rtx_addr_can_trap_p): Pass dummy offset and size.
12359 (enum may_trap_p_flags): Remove.
12360 (may_trap_p_1): Pass size from MEM_SIZE.
12362 PR rtl-optimization/38921
12363 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
12364 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
12365 * rtlanal.c (may_trap_after_code_motion_p): Delete.
12366 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
12368 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
12370 AVX Programming Reference (January, 2009)
12371 * config/i386/sse.md (*vpclmulqdq): New.
12373 2009-02-04 Jakub Jelinek <jakub@redhat.com>
12375 PR tree-optimization/38977
12376 PR gcov-profile/38292
12377 * calls.c (special_function_p): Disregard __builtin_ prefix.
12379 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
12381 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
12382 non-indexable addresses even before reload.
12384 2009-02-03 Joseph Myers <joseph@codesourcery.com>
12387 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
12388 as having variable size. Do not give an error for unnamed
12389 parameters with [*] declarators. Give a warning for type names
12390 with [*] declarators and mark them as variable size.
12391 * c-parser.c (c_parser_sizeof_expression): Do not give an error
12392 for sizeof applied to [*] type names.
12394 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12397 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
12399 2009-02-03 Jakub Jelinek <jakub@redhat.com>
12401 * gcc.c (process_command): Update copyright notice dates.
12402 * gcov.c (print_version): Likewise.
12403 * gcov-dump.c (print_version): Likewise.
12404 * mips-tfile.c (main): Likewise.
12405 * mips-tdump.c (main): Likewise.
12407 2009-02-03 Joseph Myers <joseph@codesourcery.com>
12410 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
12411 for composite type involving a zero-length array type.
12413 2009-02-03 Jakub Jelinek <jakub@redhat.com>
12416 * function.c (match_asm_constraints_1): Skip over
12417 initial optional % in the constraint.
12419 PR inline-asm/39059
12420 * c-parser.c (c_parser_postfix_expression): If fixed point is not
12421 supported, don't accept FIXED_CSTs.
12422 * c-decl.c (finish_declspecs): Error if fixed point is not supported
12423 and _Sat is used without _Fract/_Accum. Set specs->type to
12424 integer_type_node for cts_fract/cts_accum if fixed point is not
12427 2009-02-02 Catherine Moore <clm@codesourcery.com>
12429 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
12431 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
12433 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
12434 (ABI_HAS_64BIT_SYMBOLS): Use it.
12435 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
12437 2009-02-02 Paul Brook <paul@codesourcery.com>
12439 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
12441 2009-02-02 Jakub Jelinek <jakub@redhat.com>
12443 PR inline-asm/39058
12444 * recog.h (asm_operand_ok): Add constraints argument.
12445 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
12446 recurse on matching constraint.
12447 (check_asm_operands): Pass constraints as 3rd argument to
12448 asm_operand_ok. Don't look up matching constraint here.
12449 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
12452 2009-02-02 Ben Elliston <bje@au.ibm.com>
12454 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
12455 TARGET_NARROW_VOLATILE_BITFIELD macro names.
12457 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12459 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
12460 information. Remove some obsolete information. Reorganize.
12462 * config/pa/fptr.c: Revert license to GPL 2.
12463 * config/pa/milli64.S: Likewise.
12465 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
12468 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
12469 LIBRARY name in, instead of hard-coding it.
12470 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
12471 extra target make frag to tmake_files according to EH model.
12472 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
12473 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
12474 frags that define makefile variable EH_MODEL appropriately.
12475 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
12476 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
12477 to "-sjlj" according to type of EH configured.
12478 (LIBGCC_SONAME): Concatenate it to shared library base name.
12479 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
12480 to "_sjlj" according to type of EH configured.
12481 (LIBGCC_SONAME): Concatenate it to shared library base name.
12482 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
12483 (SHLIB_LINK): Add missing semicolon to if-else construct.
12484 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
12485 string value of "pe_dll" command-line option.
12486 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
12487 (SHLIB_SONAME): Use it when overriding t-cygming default.
12488 (SHLIB_IMPLIB): Override t-cygming default.
12489 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
12490 string value of "pe_dll" command-line option.
12492 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
12495 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
12496 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
12498 2009-01-31 Richard Guenther <rguenther@suse.de>
12500 PR tree-optimization/38937
12501 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
12502 computing the transitive closure.
12504 2009-01-30 Richard Guenther <rguenther@suse.de>
12506 PR tree-optimization/39041
12507 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12508 Propagate variable indices only if the types match for this stmt.
12510 2009-01-30 Jakub Jelinek <jakub@redhat.com>
12513 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
12514 inline but never defined.
12516 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
12518 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
12519 (*insv_h_di_reg_extimm): New insn.
12520 (*insv_l<mode>_reg_extimm): New insn.
12522 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12524 * config/picochip/picochip.c (flag_conserve_stack): set
12525 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
12526 fconserve-stack. Reduce call-overhead used by inliner.
12528 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12531 * common.opt (flag_conserve_stack): Initialised to zero.
12533 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
12536 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
12537 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
12540 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
12542 * ira-color.c (allocno_reload_assign): Update comments.
12543 * regmove.c (regmove_optimize): Likewise.
12547 2009-01-29 Robert Millan <rmh@aybabtu.com>
12549 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
12550 * config/i386/kopensolaris-gnu.h: New file. Undefine
12551 `MD_UNWIND_SUPPORT'.
12552 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
12554 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
12556 PR tree-optimization/39007
12557 * tree-loop-distribution.c (generate_builtin): Use
12558 recompute_dominator to compute the immediate dominator of the
12559 basic block just after the loop.
12561 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12563 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
12564 (ASM_OUTPUT_DWARF_PCREL): Define.
12566 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
12568 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
12569 * doc/passes.texi: Remove entries about regclass, local-alloc, and
12570 global. Modify entries about regmove and IRA.
12572 * ra-conflict.c: Remove the file.
12574 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
12576 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
12577 (pass_regclass_init): Rename to pass_reginfo_init.
12579 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
12581 * toplev.h (flag_ira): Remove.
12583 * caller-save.c (setup_save_areas): Remove flag_ira.
12585 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
12587 * global.c: Remove the file.
12589 * opts.c (decode_options): Remove flag_ira.
12591 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
12593 * regmove.c: Modify file description.
12594 (find_use_as_address, try_auto_increment): Define them only if
12595 AUTO_INC_DEC is defined.
12596 (replacement_quality, replace_in_call_usage, fixup_match_1,
12597 stable_and_no_regs_but_for_p): Remove.
12598 (reg_set_in_bb): Make it static.
12599 (regmove_optimize): Remove flag_ira and code which worked for
12602 * local-alloc.c: Remove the file.
12604 * common.opt (fira): Remove.
12606 * ira.c: Include except.h.
12607 (eliminable_regset): Move from global.c.
12608 (mark_elimination): Ditto. Remove flag_ira.
12609 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
12610 equiv_mem_modified, validate_equiv_mem_from_store,
12611 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
12612 contains_replace_regs, memref_referenced_p, memref_used_between_p,
12613 no_equiv, recorded_label_ref): Move from local-alloc.c.
12614 (update_equiv_regs): Ditto. Make it static.
12615 (print_insn_chain, print_insn_chains): Move it from global.c.
12616 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
12617 (build_insn_chain): Ditto. Make it static.
12618 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
12619 Rename to init_live_subregs.
12620 (gate_ira): Remove flag_ira.
12622 * regclass.c: Rename reginfo.c. Change file description.
12623 (FORBIDDEN_INC_DEC_CLASSES): Remove.
12624 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
12625 (init_reg_sets_1): Remove code for evaluation of
12626 reg_class_superclasses and losing_caller_save_reg_set.
12627 (init_regs): Remove init_reg_autoinc.
12628 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
12629 ok_for_base_p_nonstrict): Remove.
12630 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
12631 (pass_regclass_init): Rename to pass_reginfo_init. Modify
12632 corresponding entries.
12633 (dump_regclass, record_operand_costs, scan_one_insn,
12634 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
12635 record_address_regs, auto_inc_dec_reg_p): Remove.
12636 (gt-regclass.h): Rename to gt-reginfo.h.
12638 * rtl.h (dump_global_regs, retry_global_alloc,
12639 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
12641 * Makefile.in (RA_H): Remove.
12642 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
12643 Rename regclass.o to reginfo.o.
12644 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
12646 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
12647 (GTFILES): Rename regclass.c to reginfo.c.
12649 * passes.c (init_optimization_passes): Remove pass_local_alloc and
12650 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
12652 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12653 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
12655 (finish_spills): Ditto. Remove code for !flag_ira.
12657 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
12659 PR middle-end/35854
12660 * doc/invoke.texi (rtl debug options): Complete rewrite.
12661 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
12663 * mode-switching.c (pass_mode_switching): Rename pass from
12664 "mode-sw" to "mode_sw".
12665 * except.c (pass_convert_to_eh_ranges): Rename pass from
12666 "eh-ranges" to "eh_ranges".
12667 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
12671 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
12672 Alexander Monakov <amonakov@ispras.ru>
12674 PR middle-end/38857
12675 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
12677 (move_exprs_to_boundary): Change return type and pass through
12678 should_move from move_op. Relax assert. Update usage ...
12679 (schedule_expr_on_boundary): ... here. Use should_move instead of
12681 (move_op_orig_expr_found): Indicate that insn was disconnected from
12683 (code_motion_process_successors): Do not call after_merge_succs
12684 callback if original expression was not found when traversing any of
12686 (code_motion_path_driver): Change return type. Update prototype.
12687 (move_op): Update comment. Add a new parameter (should_move). Update
12688 prototype. Set *should_move based on indication provided by
12689 move_op_orig_expr_found.
12691 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
12693 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
12694 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
12695 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
12696 * config/rs6000/rs6000.c (rs6000_override_options): Default
12697 avoid-indexed-addresses on for Power6, off for everything else.
12698 (avoiding_indexed_address_p): New function.
12699 (rs6000_legitimize_address): Use it.
12700 (rs6000_legitimate_address): Likewise.
12701 * config/rs6000/rs6000.md (movXX_updateX): Likewise
12703 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
12705 PR tree-optimization/38997
12706 * tree-loop-distribution.c (generate_memset_zero): Use
12707 POINTER_PLUS_EXPR for a pointer addition.
12709 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
12711 * config/s390/s390.md (bswap<mode>2): New pattern added.
12713 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12715 * config/s390/s390.md (*tls_load_31): Added type attribute.
12717 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12719 * config/s390/s390.md: Fix a few comments.
12721 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12723 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
12724 (*tm<mode>_full): Fixed z10prop attribute.
12725 (*tst<mode>_extimm): Fixed z10prop attribute.
12726 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
12727 (*tstqiCCT_cconly): Fixed z10prop attribute.
12728 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
12729 (*movsi_larl): Fixed z10prop attribute.
12730 (*movsi_zarch): Fixed z10prop attribute.
12731 (*movsi_eas): Fixed z10prop attribute.
12732 (*movhi): Fixed z10prop attribute.
12733 (*movqi): Fixed z10prop attribute.
12734 (*movstrictqi): Fixed z10prop attribute.
12735 (*mov<mode>): Fixed z10prop attribute.
12736 (*movcc): Fixed z10prop attribute.
12737 (*sethighpartdi_64): Fixed z10prop attribute.
12738 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
12739 (*negdi2_sign_cc): Fixed z10prop attribute.
12740 (*negdi2_sign): Fixed z10prop attribute.
12741 (*absdi2_sign_cc): Fixed z10prop attribute.
12742 (*absdi2_sign): Fixed z10prop attribute.
12743 (*negabsdi2_sign_cc): Fixed z10prop attribute.
12744 (*negabsdi2_sign): Fixed z10prop attribute.
12745 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
12746 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
12747 (doloop_si64): Fixed z10prop attribute.
12748 (doloop_si31): Fixed z10prop attribute.
12749 (doloop_long): Fixed z10prop attribute.
12750 (indirect_jump): Fixed z10prop attribute.
12751 (nop): Fixed z10prop attribute.
12752 (main_base_64): Fixed z10prop attribute.
12753 (reload_base_64): Fixed z10prop attribute.
12755 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12757 PR rtl-optimization/38740
12758 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
12760 * config/mips/mips.c (mips_reorg): Likewise.
12762 2009-01-28 Richard Guenther <rguenther@suse.de>
12764 PR tree-optimization/38926
12765 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
12766 with the correct value id to a value.
12767 (do_regular_insertion): Use the value number of edoubleprime
12768 for the value number of the expr.
12771 2008-08-21 Richard Guenther <rguenther@suse.de>
12773 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
12774 a PHI ask VN if it is already available.
12775 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
12776 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
12778 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12780 PR middle-end/38934
12781 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
12782 set to varying whenever max has TREE_OVERFLOW set, similarly
12783 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
12785 2009-01-28 Richard Guenther <rguenther@suse.de>
12787 PR middle-end/38908
12788 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
12789 uninitialized aggregate uses in call arguments.
12791 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
12793 PR tree-optimization/38984
12794 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
12795 the nothing_id variable if -fno-delete-null-pointer-checks.
12797 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
12800 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
12801 (set_got_offset_rex64): Ditto.
12803 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
12806 * doc/extend.texi: Improve local variable with asm reg.
12808 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
12810 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
12811 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
12812 was not supplied then set warn_packed_bitfield_compat to the
12813 default value of 1.
12814 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
12817 2009-01-27 Richard Guenther <rguenther@suse.de>
12819 PR tree-optimization/38503
12820 * cfgexpand.c (expand_gimple_basic_block): Ignore
12821 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
12822 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
12823 variables that cannot have TBAA applied.
12824 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
12827 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
12829 PR middle-end/38969
12830 * calls.c (initialize_argument_information): Do not wrap complex
12831 arguments in SAVE_EXPR.
12833 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
12835 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
12836 (INSTALL_LIBGCC): Revert typo commit.
12838 2009-01-26 Richard Guenther <rguenther@suse.de>
12840 PR tree-optimization/38745
12841 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
12842 from special handling.
12844 2009-01-26 Richard Guenther <rguenther@suse.de>
12846 PR tree-optimization/38745
12847 * tree-ssa.c (execute_update_addresses_taken): Do not include
12848 variables that cannot possibly be a register in not_reg_needs.
12849 Do not clear TREE_ADDRESSABLE on vars that may not become
12851 * tree-ssa.c (update_alias_info_1): Include those in the set
12852 of addressable vars.
12854 2009-01-26 Richard Guenther <rguenther@suse.de>
12856 PR middle-end/38851
12857 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
12858 * tree-ssa-dse.c: Include langhooks.h
12859 (execute_simple_dse): Remove stores with zero size.
12861 2009-01-24 Jakub Jelinek <jakub@redhat.com>
12864 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
12867 2009-01-24 Julian Brown <julian@codesourcery.com>
12869 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
12870 config/arm/linux-atomic.c.
12871 * config/arm/linux-atomic.c: New.
12873 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
12875 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
12876 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
12877 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
12879 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
12882 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
12885 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
12887 PR tree-optimization/38953
12888 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
12889 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
12890 (gloog): Split the exit of the scop when the scop exit is a loop exit.
12891 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
12894 2009-01-24 Paul Brook <paul@codesourcery.com>
12896 * config/arm/neon.md (neon_type): Move to arm.md.
12897 (neon_mov<VSTRUCT>): Add neon_type attribute.
12898 * config/arm/arm.md (neon_type): Move to here.
12899 (conds): Add "unconditioal" and use as default for NEON insns.
12901 2009-01-24 Ben Elliston <bje@au.ibm.com>
12903 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
12904 void *' warning from -Wc++-compat.
12905 * Makefile.in (dominance.o-warn): Remove.
12907 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
12909 PR tree-optimization/38932
12910 * fold-const.c (fold_unary_ignore_overflow): New.
12911 * tree.h (fold_unary_ignore_overflow): Declare.
12912 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
12913 * tree-ssa-sccvn.c (visit_reference_op_load,
12914 simplify_unary_expression): Likewise.
12916 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
12918 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
12919 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
12920 regardless of their type.
12921 * c-common.c (handle_packed_attribute): Don't ignore packed on
12923 * c.opt (Wpacked-bitfield-compat): New warning option.
12924 * stor-layout.c (place_field): Warn if offset of a field changed.
12925 * doc/extend.texi (packed): Mention the ABI change.
12926 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
12927 (Warning Options): Add it to the list.
12929 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
12931 * c-opts.c (c_common_post_options): Fix a typo in comments.
12933 2009-01-22 Steve Ellcey <sje@cup.hp.com>
12935 PR middle-end/38615
12936 * gimplify.c (gimplify_init_constructor): Fix promotion of const
12937 variables to static.
12938 * doc/invoke.texi (-fmerge-all-constants): Update description.
12940 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
12943 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
12944 (*movdi_1_rex64): Use type "mmx" for alternative 5.
12946 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
12948 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
12950 (LOCAL_ALIGNMENT): Similarly.
12952 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12953 Joseph Myers <joseph@codesourcery.com>
12955 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
12956 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
12957 * config/arm/arm-tune.md: Regenerate.
12958 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
12961 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12963 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
12964 version number to five.
12966 2009-01-22 Dodji Seketeli <dodji@redhat.com>
12969 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
12970 * c-common.c (set_underlying_type): Likewise.
12971 (is_typedef_decl ): Likewise
12973 (set_underlying_type): Likewise.
12974 (is_typedef_type): Likewise.
12976 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
12978 PR middle-end/38587
12979 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
12982 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
12985 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
12986 (LIBGCC_SPEC): Don't define.
12987 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
12989 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
12991 PR rtl-optimization/38879
12992 * alias.c (base_alias_check): Unaligned access via AND address can
12993 alias all surrounding object types except those with sizes equal
12994 or wider than the size of unaligned access.
12996 2009-01-21 Dodji Seketeli <dodji@redhat.com>
12999 * c-decl.c (clone_underlying_type): Move this ...
13000 * c-common.c (set_underlying_type): ... here.
13001 Also, make sure the function properly sets TYPE_STUB_DECL() on
13002 the newly created typedef variant type.
13003 (is_typedef_decl ): New entry point.
13004 * tree.h: Added a new member member_types_needing_access_check to
13005 struct tree_decl_non_common.
13006 (set_underlying_type): New entry point.
13007 (is_typedef_type): Likewise.
13009 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
13011 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
13012 Check whether two instructions have memory references that
13013 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
13014 are helper functions for traversing.
13015 * alias.h (insn_alias_sets_confilict_p): New prototypes.
13016 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
13017 not to draw dependency edge for instructions with non-conflicting
13020 2009-01-20 Joseph Myers <joseph@codesourcery.com>
13023 * longlong.h: Update copyright years. Use soft-fp license notice.
13024 Sync __clz_tab declaration with glibc.
13026 2009-01-20 Steve Ellcey <sje@cup.hp.com>
13029 * doc/extend.texi (syscall_linkage): New.
13030 (version_id): Modify.
13032 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13033 Richard Guenther <rguenther@suse.de>
13035 PR tree-optimization/38747
13036 PR tree-optimization/38748
13037 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
13038 conversion if the base address is an indirect reference and the
13039 aliasing sets could cause issues.
13041 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13043 * common.opt (fgraphite, fgraphite-identity): Add comment for
13044 explaining why these options are not documented.
13046 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13048 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
13049 gimple_call_lhs is NULL.
13051 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
13054 * emit-rtl.c (adjust_address_1): Make sure memref is never
13057 2009-01-20 Ben Elliston <bje@au.ibm.com>
13059 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13060 const qualifier from arg parameter. Remove unnecessary cast to char *.
13061 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13062 const qualifier from arg 2.
13064 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
13066 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
13068 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
13071 * rtl.h (reinit_regs): New prototype.
13072 * regclass.c: Include ira.h.
13073 (reinit_regs): New.
13074 * Makefile.in (regclass.o): Add ira.h.
13075 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
13077 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
13080 * c-common.c (handle_aligned_attribute): Use
13081 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
13082 default alignment value.
13084 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
13086 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
13087 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
13089 * doc/extend.texi: Update __attribute__ ((aligned)). Document
13090 __BIGGEST_ALIGNMENT__.
13092 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
13094 2009-01-18 Richard Guenther <rguenther@suse.de>
13096 PR tree-optimization/38819
13097 * tree-flow.h (operation_could_trap_helper_p): Declare.
13098 * tree-eh.c (operation_could_trap_helper_p): Export.
13099 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
13100 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
13101 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
13102 are about to insert a possibly trapping instruction and fail
13105 2009-01-18 Andreas Schwab <schwab@suse.de>
13107 * doc/install.texi (Configuration): Remove obsolete paragraph
13108 about use of --with-gnu-ld with --with-gnu-as.
13110 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
13112 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
13113 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
13114 Follow spelling conventions.
13116 2009-01-18 Ben Elliston <bje@au.ibm.com>
13118 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
13119 C++ warning about implicit conversion from void * to struct
13121 (bitmap_obstack_free): Likewise for bitmap_element *.
13122 * Makefile.in (bitmap.o-warn): Remove.
13124 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
13126 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
13128 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
13129 Tobias Grosser <tobi.grosser@amd.com>
13131 * graphite.c (graphite_trans_scop_block): Do not block single
13134 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
13136 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
13137 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
13138 test with assertion.
13140 2009-01-16 Richard Guenther <rguenther@suse.de>
13142 PR tree-optimization/38835
13143 PR middle-end/36227
13144 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
13145 and INT + PTR -> (INT)(PTR p+ INT) folding.
13146 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
13148 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
13151 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
13152 the subreg from a lowpart subreg if it is also casting the value.
13154 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13155 Tobias Grosser <tobi.grosser@amd.com>
13157 * graphite.c (compare_prefix_loops): New.
13158 (build_scop_canonical_schedules): Rewritten.
13159 (graphite_transform_loops): Move build_scop_canonical_schedules
13160 after build_scop_iteration_domain.
13162 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13163 Tobias Grosser <tobi.grosser@amd.com>
13165 * graphite.c (add_conditions_to_domain): Add the loops to
13166 the dimension of the iteration domain. Do copy the domain
13167 only when it exists.
13168 (build_scop_conditions_1): Do not call add_conditions_to_domain.
13169 (add_conditions_to_constraints): New.
13170 (can_generate_code_stmt, can_generate_code): Removed.
13171 (gloog): Do not call can_generate_code.
13172 (graphite_transform_loops): Call add_conditions_to_constraints
13173 after building the iteration domain.
13175 2009-01-16 Jakub Jelinek <jakub@redhat.com>
13177 PR tree-optimization/38789
13178 * tree-ssa-threadedge.c
13179 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13180 __builtin_constant_p.
13182 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13184 * dce.c (delete_unmarked_insns): Reversed the order that insns are
13185 examined before deleting them.
13187 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
13189 * function.c (aggregate_value_p): Correctly extract the function
13190 type from CALL_EXPR_FN lookup.
13192 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
13194 * config/picochip/picochip.c (picochip_override_options): Revert
13195 CFI asm flag disable commited previously.
13197 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
13198 Tobias Grosser <tobi.grosser@amd.com>
13199 Jan Sjodin <jan.sjodin@amd.com>
13201 * graphite.c (scan_tree_for_params): On substractions negate
13202 all the coefficients of the term.
13203 (clast_to_gcc_expression_red): New. Handle reduction expressions
13204 of more than two operands.
13205 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
13206 (get_vdef_before_scop): Handle also the case of default definitions.
13208 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13210 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
13211 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
13212 Also use them when walking CALL_INSN_FUNCTION_USAGE.
13214 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
13215 Joey Ye <joey.ye@intel.com>
13217 PR middle-end/37843
13218 * cfgexpand.c (expand_stack_alignment): Don't update stack
13219 boundary nor check incoming stack boundary here.
13220 (gimple_expand_cfg): Update stack boundary and check incoming
13221 stack boundary here.
13223 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13225 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
13227 2009-01-14 Jakub Jelinek <jakub@redhat.com>
13229 PR rtl-optimization/38245
13230 * calls.c (expand_call): Add stack arguments to
13231 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13232 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
13233 in regs and partially in memory or BLKmode arguments.
13234 (emit_library_call_value_1): Add stack arguments to
13235 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13236 ACCUMULATE_OUTGOING_ARGS).
13237 * dce.c: Include tm_p.h.
13238 (find_call_stack_args): New function.
13239 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
13241 (mark_insn): Call find_call_stack_args for CALL_Ps.
13242 (prescan_insns_for_dce): Walk insns backwards in bb rather than
13243 forwards. Allocate and free arg_stores bitmap if needed, pass it
13244 down to deletable_insn_p, don't mark stores set in arg_stores
13245 bitmap, clear the bitmap at the beginning of each bb.
13246 * Makefile.in (dce.o): Depend on $(TM_P_H).
13248 2009-01-14 Michael Meissner <gnu@the-meissners.org>
13251 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
13252 to make sure the insn is a conditional test (bug 22599). Reformat a
13255 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
13257 PR middle-end/38431
13258 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
13259 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
13260 (gloog): Do not call cleanup_tree_cfg.
13261 (graphite_transform_loops): Call cleanup_tree_cfg after all
13262 scops have been code generated.
13264 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
13265 * doc/gty.texi (Invoking the garbage collector): Added new node
13266 and section documenting ggc_collect.
13268 2009-01-14 Richard Guenther <rguenther@suse.de>
13270 PR tree-optimization/38826
13271 PR middle-end/38477
13272 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
13273 initialization notes only if we actually emitted a warning.
13274 (intra_create_variable_infos): Add constraints for a result decl
13275 that is passed by hidden reference.
13276 (build_pred_graph): Mark all related variables non-direct on
13279 2009-01-14 Nick Clifton <nickc@redhat.com>
13281 * ira-conflicts.c: Include addresses.h for the definition of
13283 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
13284 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
13286 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
13289 * Makefile.in (ira-lives.o): Add except.h.
13291 * ira-lives.c: Include except.h.
13292 (process_bb_node_lives): Process can_throw_internal.
13294 2009-01-13 Jakub Jelinek <jakub@redhat.com>
13296 PR rtl-optimization/38774
13297 * combine.c (simplify_set): When undoing cc_use change, don't do
13298 PUT_CODE on the newly created comparison, but instead put back the
13301 2009-01-13 Joseph Myers <joseph@codesourcery.com>
13303 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
13304 values. Remove duplicate arm8 entry.
13306 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13308 PR tree-optimization/38786
13309 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
13310 the SSA_NAME case of expand_scalar_variables_expr.
13311 Set the type of an expression to the type of its assign statement.
13312 (expand_scalar_variables_expr): Also gather the scalar computation
13313 used to index the memory access. Do not pass loop_p.
13314 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
13315 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
13316 the gimple_stmt_iterator where it inserts new code.
13317 Do not pass loop_p.
13318 (copy_bb_and_scalar_dependences): Do not pass loop_p.
13319 (translate_clast): Update call to copy_bb_and_scalar_dependences.
13321 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13323 * graphite.h (debug_value): Removed.
13324 * graphite.c (debug_value): Removed.
13326 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13328 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
13329 ldrd/strd with two 32-bit instructions.
13331 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13333 * config/arm/arm.c (struct processors): Pass for speed down into
13334 cost helper functions.
13335 (const_ok_for_op): Handle COMPARE and inequality nodes.
13336 (arm_rtx_costs_1): Rewrite.
13337 (arm_size_rtx_costs): Update prototype.
13338 (arm_rtx_costs): Pass speed down to helper functions.
13339 (arm_slowmul_rtx_costs): Rework cost calculations.
13340 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
13341 (arm_9e_rtx_costs): Likewise.
13343 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
13345 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
13346 relocations of local symbols wider than UNITS_PER_WORD are not valid.
13347 (alpha_legitimize_address): Do not split local symbols wider than
13348 UNITS_PER_WORD into HIGH/LO_SUM parts.
13350 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
13353 * gcc.c (process_command): Replace call to execvp with calls
13354 to pex_one and exit.
13356 2009-01-03 Anatoly Sokolov <aesok@post.ru>
13359 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
13360 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
13361 variant for devices with 3-byte PC.
13362 (__tablejump_elpm__): New.
13364 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13367 * c-parser.c (c_parser_postfix_expression): Allow `->' in
13368 offsetof member-designator, handle it as `[0].'.
13370 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13372 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
13373 function when not using named sections on targets with named sections
13374 if branch distance is less than 262132.
13376 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
13378 * combine.c (combine_instructions): Recompute
13379 optimize_this_for_speed_p for each BB in the main combine loop.
13381 2009-01-12 Tomas Bily <tbily@suse.cz>
13384 * tree-loop-distribution.c (prop_phis): New function.
13385 (generate_builtin): Call prop_phis.
13386 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
13388 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13390 PR tree-optimization/38807
13391 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
13392 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
13394 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13396 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13397 subreg of op0 to the original op0.
13399 2009-01-11 Laurent GUERBY <laurent@guerby.net>
13401 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
13403 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
13406 * mips-tfile.c (parse_def): Fix parsing of def strings
13407 starting with digits.
13409 2009-01-10 Jakub Jelinek <jakub@redhat.com>
13412 * config/arm/arm.c (arm_is_long_call_p): Don't call
13413 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
13415 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
13417 * regrename.c (regrename_optimize): Fix dumping.
13418 (find_oldest_value_reg): Preserve REG_POINTER.
13419 (copy_hardreg_forward_1): Likewise.
13421 2009-01-09 Diego Novillo <dnovillo@google.com>
13423 * gimple.h (struct gimple_statement_base) <uid>: Document
13424 the restrictions on its use.
13425 (gimple_uid): Tidy.
13426 (gimple_set_uid): Tidy.
13428 2009-01-09 Jakub Jelinek <jakub@redhat.com>
13430 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
13431 zero guard even if align_bytes != 0 and count is smaller than
13434 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
13436 PR rtl-optimization/38495
13437 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
13438 (add_range_and_copies_from_move_list): Print all added ranges.
13439 Add ranges to memory optimized destination.
13441 2009-01-09 Jakub Jelinek <jakub@redhat.com>
13445 * config/i386/i386.c (override_options): Reject
13446 -mstringop-strategy=rep_8byte with -m32.
13447 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
13448 to 1. Do count comparison against epilogue_size_needed at compile
13449 time even when count_exp was constant forced into register. For
13450 size_needed don't jump to epilogue, instead just avoid aligning
13451 and invoke the body algorithm. If need_zero_guard, add zero guard
13452 even if count is non-zero, but smaller than size_needed + number of
13453 bytes that could be stored for alignment.
13454 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
13455 to 1. If need_zero_guard, add zero guard even if count is non-zero,
13456 but smaller than size_needed + number of bytes that could be stored
13457 for alignment. Compare size_needed with epilogue_size_needed instead
13458 of desired_align - align, don't adjust size_needed, pass
13459 epilogue_size_needed to the epilogue expanders.
13462 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
13464 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13466 * pa.c (last_address): Change to unsigned.
13467 (update_total_code_bytes): Change argument to unsigned. Don't
13468 check if insn addresses are set.
13469 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
13470 addresses are not set.
13471 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
13473 2009-01-09 Nick Clifton <nickc@redhat.com>
13475 * config/sh/symbian.c: Replace uses of DECL_INLINE with
13476 DECL_DECLARED_INLINE_P.
13478 2009-01-09 Jakub Jelinek <jakub@redhat.com>
13480 PR middle-end/38347
13481 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
13482 GET_MODE (op0) in operand_subword_force calls.
13484 PR middle-end/38771
13485 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
13486 fold_convert arg0 operands to TREE_TYPE (op0) first.
13488 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
13490 * params.def (ira-max-conflict-table-size): Decrease default value
13493 2009-01-08 Jakub Jelinek <jakub@redhat.com>
13495 PR tree-optimization/37031
13496 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
13498 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
13499 allocate it using gc instead of heap, use VEC_quick_push instead of
13501 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
13502 instead of heap, use VEC_quick_push instead of VEC_safe_push.
13503 * tree-data-ref.h (struct access_matrix): Change matrix to gc
13504 allocated vector from heap allocated.
13505 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
13506 * tree-loop-linear.c (linear_transform_loops): Allocate nest
13507 vector only after perfect_loop_nest_depth call.
13509 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
13510 Jan Sjodin <jan.sjodin@amd.com>
13512 PR tree-optimization/38559
13513 * graphite.c (debug_value, copy_constraint,
13514 swap_constraint_variables, scale_constraint_variable, ): New.
13515 (get_lower_bound, get_upper_bound): Removed.
13516 (graphite_trans_bb_strip_mine): Clean up this code that works
13517 only for constant number of iterations. Fully copy upper and
13518 lower bound constraints, not only the constant part of them.
13519 * graphite.h (debug_value): Declared.
13521 2009-01-08 Ira Rosen <irar@il.ibm.com>
13523 PR tree-optimization/37194
13524 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
13525 Don't add the cost of cost model guard in prologue to scalar
13526 outside cost in case of known number of iterations.
13528 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
13529 Alan Modra <amodra@bigpond.net.au>
13531 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
13532 non-word-aligned REG+CONST addressing.
13534 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13537 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
13538 free_after_compilation when outputting a thunk.
13539 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
13540 Do not call free_after_compilation here.
13542 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13544 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
13545 (ix86_valid_target_attribute_inner_p): Ditto.
13547 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
13549 PR tree-optimization/38492
13550 PR tree-optimization/38498
13551 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
13552 * tree-chrec.h (scev_is_linear_expression): Declared.
13553 * graphite.c (graphite_cannot_represent_loop_niter): New.
13554 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
13555 (graphite_loop_normal_form): Use gcc_assert.
13556 (scan_tree_for_params): Use CASE_CONVERT.
13557 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
13558 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
13559 Use gcc_assert. Discard scops that contain unhandled cases.
13560 (build_scop_conditions): Return a boolean status for unhandled cases.
13561 (strip_mine_profitable_p): Print the loop number, not its depth.
13562 (is_interchange_valid): Pass the depth of the loop nest, don't
13563 recompute it wrongly.
13564 (graphite_trans_bb_block): Same.
13565 (graphite_trans_bb_block): Print tentative of loop blocking.
13566 (graphite_trans_scop_block): Do not print that the loop has been
13568 (graphite_transform_loops): Do not handle scops that contain condition
13571 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
13573 AVX Programming Reference (December, 2008)
13574 * config/i386/avxintrin.h (_mm256_stream_si256): New.
13575 (_mm256_stream_pd): Likewise.
13576 (_mm256_stream_ps): Likewise.
13578 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
13579 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
13580 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
13581 (bdesc_special_args): Add __builtin_ia32_movntdq256,
13582 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
13583 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
13584 (ix86_expand_special_args_builtin): Likewise.
13586 * config/i386/sse.md (AVXMODEDI): New.
13587 (avx_movnt<mode>): Likewise.
13588 (avx_movnt<mode>): Likewise.
13589 (<sse>_movnt<mode>): Remove AVX support.
13590 (sse2_movntv2di): Likewise.
13592 2009-01-07 Richard Guenther <rguenther@suse.de>
13594 PR middle-end/38751
13595 * fold-const.c (extract_muldiv): Remove obsolete comment.
13596 (fold_plusminus_mult_expr): Undo MINUS_EXPR
13597 to PLUS_EXPR canonicalization for the canonicalization.
13599 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
13601 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
13602 hosted cross-compilers generating less efficient code.
13604 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13606 * function.h (rtl_data): Add a dbr_scheduled_p field.
13607 * reorg.c (dbr_schedule): Set it.
13608 (gate_handle_delay_slots): Check it.
13609 * config/mips/mips.c (mips_base_delayed_branch): Delete.
13610 (mips_reorg): Check flag_delayed_branch instead of
13611 mips_base_delayed_branch.
13612 (mips_override_options): Don't set mips_base_delayed_branch
13613 or flag_delayed_branch.
13615 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13617 PR rtl-optimization/38426.
13618 * ira.c (ira): Set current_function_is_leaf earlier.
13620 2009-01-06 Jakub Jelinek <jakub@redhat.com>
13622 PR rtl-optimization/38722
13623 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
13624 too early, only set a flag and modify after last possible
13627 2009-01-06 Janis Johnson <janis187@us.ibm.com>
13630 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
13631 * real.c (decimal_single_format): Correct values of emin and emax.
13632 (decimal_double_format): Ditto.
13633 (decimal_quad_format): Ditto.
13634 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
13635 computation of DECnn_MIN and DECnn_MAX for corrected values of
13636 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
13637 __DECnn_MIN__, and adjust its computation for the corrected value
13640 2009-01-06 Jan Hubicka <jh@suse.cz>
13643 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
13645 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
13647 * doc/contrib.texi (Contributors): Slightly adjust the end note.
13648 Add Robert Clark to the list of testers.
13650 2009-01-06 Jan Hubicka <jh@suse.cz>
13651 Kai Tietz <kai.tietz@onevision.com>
13653 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
13654 * config/i386/i386.c (ix86_expand_call): Add clobbers.
13656 2009-01-06 Jan Hubicka <jh@suse.cz>
13657 Kai Tietz <kai.tietz@onevision.com>
13659 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
13661 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
13662 (ix86_nsaved_regs): Count only general purpose regs.
13663 (ix86_nsaved_sseregs): New.
13664 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
13665 to 16 for w64; compute padding and size of sse reg save area.
13666 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
13667 general purpose regs.
13668 (ix86_emit_save_sse_regs_using_mov): New.
13669 (ix86_expand_prologue): Save SSE regs if needed.
13670 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
13671 (ix86_emit_restore_sse_regs_using_mov): New.
13672 (ix86_expand_epilogue): Save SSE regs if needed.
13674 2009-01-06 Jan Hubicka <jh@suse.cz>
13675 Kai Tietz <kai.tietz@onevision.com>
13677 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
13678 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
13679 functions when accumulate outgoing args is off.
13681 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13684 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
13685 before using pseudos_have_intersected_live_ranges_p.
13687 * ira-int.h (ira_assert): Always define.
13689 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13691 AVX Programming Reference (December, 2008)
13692 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
13693 (_mm256_permute2_pd): Likewise.
13694 (_mm_permute2_ps): Likewise.
13695 (_mm256_permute2_ps): Likewise.
13696 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
13697 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
13699 * config/i386/i386.c (ix86_builtins): Remove
13700 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
13701 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
13702 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
13703 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
13704 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
13705 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
13706 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
13707 __builtin_ia32_vpermil2ps256.
13708 (ix86_init_mmx_sse_builtins): Updated.
13709 (ix86_expand_args_builtin): Likewise.
13711 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13713 * pa.c (output_call): Relocate non-jump insns in the delay slot of
13714 long absolute calls when generating PA 2.0 code.
13716 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
13718 PR rtl-optimization/38583
13719 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
13721 * params.def (ira-max-conflict-table-size): New.
13723 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
13725 * ira.h (ira_conflicts_p): New external definition.
13727 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
13728 table. Report this. Return result of building.
13729 (ira_build_conflicts): Use ira_conflicts_p. Check result of
13730 building conflict table.
13732 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
13733 (ira_color): Use ira_conflicts_p.
13735 * global.c: Include ira.h.
13736 (pseudo_for_reload_consideration_p, build_insn_chain): Use
13739 * Makefile.in (global.o): Add ira.h.
13741 * ira-build.c (mark_all_loops_for_removal,
13742 propagate_some_info_from_allocno): New.
13743 (remove_unnecessary_allocnos): Call
13744 propagate_some_info_from_allocno.
13745 (remove_low_level_allocnos): New.
13746 (remove_unnecessary_regions): Add parameter. Call
13747 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
13748 parameter to remove_unnecessary_regions.
13749 (ira_build): Remove all regions but root if the conflict table was
13750 not built. Update conflict hard regs for allocnos crossing calls.
13752 * ira.c (ira_conflicts_p): New global.
13753 (ira): Define and use ira_conflicts_p.
13755 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
13756 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
13757 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
13759 2009-01-06 Ben Elliston <bje@au.ibm.com>
13761 * gengtype-lex.l (YY_NO_INPUT): Define.
13763 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13766 * c-common.c (handle_vector_size_attribute): Also reject
13767 BOOLEAN_TYPE types.
13769 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
13771 PR tree-optimization/38492
13772 * graphite.c (rename_map_elt, debug_rename_elt,
13773 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
13774 rename_map_elt_info, eq_rename_map_elts,
13775 get_new_name_from_old_name, bb_in_sese_p): Moved around.
13776 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
13777 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
13778 (sese_build_livein_liveouts): New.
13779 (new_sese, free_sese): New.
13780 (new_scop): Call new_sese.
13781 (free_scop): Call free_sese.
13782 (rename_variables_from_edge, rename_phis_end_scop): Removed.
13783 (register_old_new_names): Renamed register_old_and_new_names.
13784 (register_scop_liveout_renames, add_loop_exit_phis,
13785 insert_loop_close_phis, struct igp,
13786 default_liveout_before_guard, add_guard_exit_phis,
13787 insert_guard_phis, copy_renames): New.
13788 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
13789 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
13790 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
13791 (scop_adjust_phis_for_liveouts): New.
13792 (gloog): Call scop_adjust_phis_for_liveouts.
13794 * graphite.h (struct sese): Documented. Added fields liveout,
13795 num_ver and livein.
13796 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
13797 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
13798 (struct scop): Added field liveout_renames.
13799 (SCOP_LIVEOUT_RENAMES): New.
13801 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13803 PR tree-optimization/38510
13804 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
13805 (translate_clast): Call recompute_all_dominators before
13807 (gloog): Call recompute_all_dominators before graphite_verify.
13809 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13810 Jan Sjodin <jan.sjodin@amd.com>
13812 PR tree-optimization/38500
13813 * graphite.c (create_sese_edges): Call fix_loop_structure after
13816 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13818 * config.gcc: Add m32r*-*-rtems*.
13819 * config/m32r/rtems.h: New file.
13821 2009-01-05 Ben Elliston <bje@au.ibm.com>
13823 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
13824 (.po.pox): Likewise.
13825 (po/gcc.pot): Likewise.
13827 2009-01-04 David S. Miller <davem@davemloft.net>
13829 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
13830 (STARTING_FRAME_OFFSET): Always set to zero.
13832 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13834 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
13835 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
13836 fixed-point types, and vectors of the same.
13838 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13840 * config/mips/sync.md (*mb_barrier): Rename to...
13841 (*memory_barrier): ...this.
13843 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
13845 * doc/extend.texi (Function Attributes): Move @cindex after @item
13846 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
13847 and put in alphabetical order. Fix 'target' name and put in order.
13848 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
13851 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
13853 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
13854 (memory_barrier): Expand as unspec instead of unspec_volatile.
13855 Remove mem:BLK from insn operands. Use Pmode scratch register.
13856 (*memory_barrier): Define as unspec instead of unspec_volatile.
13857 Use (match_dup 0) as input operand.
13859 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
13860 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
13861 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
13862 scratch register. Remove operand 1.
13863 (*stbar): Define as unspec instead of unspec_volatile.
13864 Use (match_dup 0) as input operand, remove (const_int 8).
13865 (*membar): Define as unspec instead of unspec_volatile.
13866 Use (match_dup 0) as input operand, remove input operand 2.
13868 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
13869 (memory_barrier): Expand as unspec instead of unspec_volatile.
13870 Remove mem:BLK from insn operands. Use Pmode scratch register.
13871 (*memory_barrier): Define as unspec instead of unspec_volatile.
13872 Use (match_dup 0) as input operand.
13874 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
13875 Remove mem:BLK from insn operands. Use Pmode scratch register.
13876 Set volatile flag on operand 0.
13877 (*memory_barrier): New insn pattern.
13879 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
13881 (*memory_barrier): Use (match_dup 0) as input operand.
13883 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
13884 Remove mem:BLK from insn operands. Use Pmode scratch register.
13885 Set volatile flag on operand 0.
13886 (*mb_internal): New insn pattern.
13888 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
13890 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13892 PR middle-end/38586
13893 * function.c (struct temp_slot): Move to the section of the file
13894 that deals with temp slots. Remove field 'address'.
13895 (temp_slot_address_table): New hash table of address -> temp slot.
13896 (struct temp_slot_address_entry): New struct, items for the table.
13897 (temp_slot_address_compute_hash, temp_slot_address_hash,
13898 temp_slot_address_eq, insert_temp_slot_address): Support functions
13900 (find_temp_slot_from_address): Rewrite to use the new hash table.
13901 (remove_unused_temp_slot_addresses): Remove addresses of temp
13902 slots that have been made available.
13903 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
13904 worker function for remove_unused_temp_slot_addresses.
13905 (assign_stack_temp_for_type): Don't clear the temp slot address list.
13906 Add the temp slot address to the address -> temp slot map.
13907 (update_temp_slot_address): Update via insert_temp_slot_address.
13908 (free_temp_slots): Call remove_unused_temp_slot_addresses.
13909 (pop_temp_slots): Likewise.
13910 (init_temp_slots): Allocate the address -> temp slot map, or empty
13911 the map if it is already allocated.
13912 (prepare_function_start): Initialize temp slot processing.
13914 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13916 PR middle-end/38584
13917 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
13918 Calculate the size of all stack vars assuming no packing of stack
13919 vars will happen, replacing a quadratic algorithm with a linear one.
13921 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13924 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
13927 2009-01-03 Diego Novillo <dnovillo@google.com>
13929 * doc/contrib.texi: Update contributions.
13931 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13934 * builtins.c (fold_builtin_memory_op): Give up if either operand
13935 is volatile. Set srctype or desttype to non-qualified version
13939 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
13940 and FUNCTION_DECLs.
13942 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
13944 PR rtl-optimization/35805
13945 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
13946 problem if fast dce is able to remove any instructions.
13947 * dce.c (dce_process_block): Fix dump message.
13949 2009-01-02 Mark Mitchell <mark@codesourcery.com>
13952 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
13954 2009-01-02 Jakub Jelinek <jakub@redhat.com>
13956 PR middle-end/38690
13957 * tree-flow.h (op_code_prio, op_prio): New prototypes.
13958 * tree-pretty-print.c (op_code_prio): New function.
13959 (op_prio): No longer static. Use op_code_prio.
13960 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
13961 Use op_prio and op_code_prio to determine if () should be
13962 printed around operand(s) or not.
13964 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
13965 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
13966 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
13967 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
13968 pp_character instead of pp_string for single letter printing.
13970 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
13972 * doc/extend.texi: Fix '#pragma GCC option' typo.
13974 2009-01-02 Richard Guenther <rguenther@suse.de>
13976 * doc/install.texi (--enable-checking): Mention different
13977 default for stage1.
13978 (--enable-stage1-checking): Document.
13980 2009-01-01 Andrew Pinski <pinskia@gmail.com>
13982 PR middle-end/30142
13983 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
13984 case to be an error.
13986 2009-01-02 Ben Elliston <bje@au.ibm.com>
13988 * config/fp-bit.h (pack_d): Constify argument.
13989 * config/fp-bit.c (makenan): Constify return type. Remove casts.
13990 (isnan): Constify argument.
13992 (iszero): Likewise.
13993 (pack_d): Likewise.
13994 (_fpadd_parts): Constify return type.
13995 (_fpmul_parts): Likewise.
13996 (_fpdiv_parts): Likewise.
13998 2009-01-01 Jakub Jelinek <jakub@redhat.com>
14001 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
14002 warn about overwriting initializer with side-effects or
14003 -Woverride-init if !IMPLICIT.
14004 (output_init_element): Likewise. Pass IMPLICIT down to
14006 (process_init_element): Add IMPLICIT argument. Pass it down
14007 to output_init_element.
14008 (push_init_element, pop_init_level, set_designator): Adjust
14009 process_init_element callers.
14010 (set_nonincremental_init, set_nonincremental_init_from_string):
14011 Adjust add_pending_init callers.
14012 (output_pending_init_elements): Adjust output_init_element callers.
14013 * c-tree.h (process_init_element): Adjust prototype.
14014 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
14015 process_init_element callers.
14018 Copyright (C) 2009 Free Software Foundation, Inc.
14020 Copying and distribution of this file, with or without modification,
14021 are permitted in any medium without royalty provided the copyright
14022 notice and this notice are preserved.