1 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4 * config/sh/sh.c: Include debug.h.
5 (sh_expand_epilogue): Emit a blockage insn before the frame
6 pointer adjustment also when dwarf2out_do_frame returns true.
8 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
10 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11 (thumb2_extendqidi2): New pattern.
13 2009-05-31 Ira Rosen <irar@il.ibm.com>
15 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
16 mark phis for renaming.
17 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
18 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
19 Call mark_sym_for_renaming.
20 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
21 * tree-vect-loop.c (vect_transform_loop): Remove vect_memsyms_to_rename
22 initialization and a call to mark_set_for_renaming.
24 2009-05-31 Jakub Jelinek <jakub@redhat.com>
27 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
28 frame related even if !set_cfa && style < 0.
30 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
32 * config/i386/mingw-tls.c: New file.
33 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add
35 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define
36 it for targets defining _WIN32 but not __CYGWIN__.
38 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
40 * configure.ac: Add MPC support.
42 * config.in, configure: Regenerate.
44 2009-05-29 Richard Henderson <rth@redhat.com>
46 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
47 NOTE_INSN_BASIC_BLOCK.
48 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
49 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
50 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
52 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
54 (add_cfi): Disable check redefining cfa away from drap.
55 (lookup_cfa_1): Add remember argument; handle remember/restore.
56 (lookup_cfa): Pass remember argument.
58 (compute_barrier_args_size_1): Remove sibcall check.
59 (dwarf2out_frame_debug_def_cfa): New.
60 (dwarf2out_frame_debug_adjust_cfa): New.
61 (dwarf2out_frame_debug_cfa_offset): New.
62 (dwarf2out_frame_debug_cfa_register): New.
63 (dwarf2out_frame_debug_cfa_restore): New.
64 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
65 (dwarf2out_begin_epilogue): New.
66 (dwarf2out_frame_debug_restore_state): New.
67 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
69 (output_cfi_directive): Likewise.
70 (convert_cfa_to_fb_loc_list): Likewise.
71 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
72 * dwarf2out.h: Update.
73 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
74 (copy_insn_1): Early out for null.
75 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
76 and dwarf2out_frame_debug_restore_state.
77 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
78 (prologue_insn_hash, epilogue_insn_hash): New.
79 (free_after_compilation): Adjust freeing accordingly.
80 (record_insns): Create hash table if needed; push insns into
81 hash instead of array.
82 (maybe_copy_epilogue_insn): New.
83 (contains): Search hash table instead of array.
84 (sibcall_epilogue_contains): Remove.
85 (thread_prologue_and_epilogue_insns): Split eh_return insns
86 and mark them as epilogues.
87 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
88 scanning in terms of basic blocks.
89 * insn-notes.def (CFA_RESTORE_STATE): New.
90 * jump.c (returnjump_p_1): Accept EH_RETURN.
91 (eh_returnjump_p_1, eh_returnjump_p): New.
92 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
93 CFA_REGISTER, CFA_RESTORE): New.
94 * rtl.def (EH_RETURN): New.
95 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
97 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
98 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
100 * config/i386/i386.c (gen_push): Update cfa state.
101 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
102 add a CFA_ADJUST_CFA note.
103 (ix86_dwarf_handle_frame_unspec): Remove.
104 (ix86_expand_prologue): Update cfa state.
105 (ix86_emit_restore_reg_using_pop): New.
106 (ix86_emit_restore_regs_using_pop): New.
107 (ix86_emit_leave): New.
108 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
109 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
110 * config/i386/i386.h (struct machine_cfa_state): New.
111 (ix86_cfa_state): New.
112 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
113 (eh_return_internal): Merge from eh_return_<mode>,
114 use eh_return rtx, split w/ epilogue.
116 2009-05-29 Ian Lance Taylor <iant@google.com>
118 * builtins.c (validate_gimple_arglist): Don't use va_arg with
120 * calls.c (emit_library_call_value_1): Likewise.
122 * c-typeck.c (c_build_va_arg): New function.
123 * c-tree.h (c_build_va_arg): Declare.
124 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
125 instead of build_va_arg.
127 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
129 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
130 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
131 (ptr_difference_cost): Use affine combinations to compute it.
132 (difference_cost): Likewise.
133 (get_computation_cost_at): Compute more accurate cost for addresses
134 if the ratio is a multiplier allowed in addresses.
135 For non-addresses, consider that an additional offset or symbol is
138 2009-05-29 Jakub Jelinek <jakub@redhat.com>
140 * config/i386/i386.c (ix86_decompose_address): Avoid useless
141 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
143 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
144 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
145 (prefix_rex): For UNIT_MMX don't imply the prefix by default
147 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
148 to 1 for TYPE_SSE{IADD1,CVT1}.
149 (prefix_vex_imm8): Removed.
150 (length_vex): Only pass 1 as second argument to
151 ix86_attr_length_vex_default if prefix_extra is 0.
152 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
153 (length): For prefix vex computation use length_immediate
154 attribute instead of prefix_vex_imm8.
155 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
156 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
157 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
158 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
159 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
160 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
161 a space in between the operands.
162 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
163 if one operand is 0xff and the other one si, di, bp or sp.
164 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
165 other one si, di, bp or sp.
166 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
167 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
168 type and mode attributes.
169 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
170 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
171 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
172 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
173 prefix_data16 attribute iff MODE_DF.
174 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
175 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
176 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
177 constm128_operand in length_immediate computation.
178 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
179 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
180 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
181 length_immediate attribute to 1.
182 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
183 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
184 for certain alternatives.
185 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
186 prefix_data16 attribute if MODE_V1DF.
187 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
188 length_immediate to 1.
189 (set_got_rex64, set_rip_rex64): Remove length attribute, set
190 length_address to 4, set mode attribute to MODE_DI.
191 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
192 (fxam<mode>2_i387): Set length attribute to 4.
193 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
194 *prefetch_3dnow_rex): Override length_address attribute.
195 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
197 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
198 (constm128_operand): Removed.
199 * config/i386/i386.c (memory_address_length): For
200 disp && !index && !base in 64-bit mode account for SIB byte if
201 print_operand_address can't optimize disp32 into disp32(%rip)
202 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
203 for fs: or gs: segment.
204 (ix86_attr_length_immediate_default): When checking if shortform
205 is possible, truncate immediate to the length of the non-shortened
207 (ix86_attr_length_address_default): Ignore MEM_P operands
209 (ix86_attr_length_vex_default): Only check for DImode on
210 GENERAL_REG_P operands.
211 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
212 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
213 (sse_cvttps2pi): Clear prefix_rep attribute.
214 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
216 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
217 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
218 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
219 iff operand 2 is const_int_operand.
220 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
221 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
222 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
224 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
226 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
227 prefix_data16 attribute for movlpd and movhpd instructions.
228 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
229 length_immediate for shufpd instruction.
230 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
231 (avx_cmpp<avxmodesuffixf2c><mode>3,
232 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
233 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
234 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
235 *vec_dupv4sf_avx, *vec_dupv4sf): Set
236 length_immediate attribute to 1.
237 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
238 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
239 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
240 prefix_data16 attribute for the first alternative to 1.
241 (*avx_loadlps): Override length_immediate for the first alternative.
242 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
243 attributes for second alternative.
244 (*vec_concatv2sf_sse4_1): Override length_immediate and
245 prefix_data16 attributes for second alternative.
246 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
247 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
248 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
249 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
250 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
251 prefix_data16 and length_immediate to 1.
252 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
254 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
255 prefix_extra attribute for variants that don't have 0f prefix
257 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
258 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
259 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
260 *sse4_1_pextrd): Set length_immediate to 1.
261 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
262 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
264 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
265 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
266 length_immediate to 1 for second alternative.
267 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
268 prefix_extra and length_immediate attributes for the first
270 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
272 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
273 to 1 for the first and third alternative.
274 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
276 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
278 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
280 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
281 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
282 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
283 *avx_psign<mode>3): Set prefix_extra attribute to 1.
284 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
285 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
286 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
287 ssse3_psign<mode>3): Override prefix_rex attribute.
288 (*avx_palignrti): Override prefix_extra and length_immediate
290 (ssse3_palignrti): Override length_immediate to 1.
291 (ssse3_palignrdi): Override length_immediate to 1, override
292 prefix_rex attribute.
293 (abs<mode>2): Override prefix_rep to 0, override prefix_rex
295 (sse4a_extrqi): Override length_immediate to 2.
296 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
297 (sse4a_insertq): Override prefix_data16 to 0.
298 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
299 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
300 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
301 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
302 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
303 and length_immediate to 1.
304 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
305 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
306 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
307 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
308 and length_immediate to 1.
309 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
310 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
311 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
312 avx_ptest256): Override prefix_extra to 1.
313 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
314 Override prefix_data16 and length_immediate to 1.
315 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
316 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
317 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
318 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
319 prefix_data16 to 0 and prefix_extra to 2.
320 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
321 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
323 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
324 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
325 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
326 and prefix_extra to 2.
327 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
328 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
329 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
330 avx_vpermilvar<mode>3,
331 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
332 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
333 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
334 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
335 Override prefix_extra to 1.
336 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
337 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
338 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
339 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
340 prefix_extra and length_immediate to 1.
341 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
343 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
344 to 1 for the first alternative.
345 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
346 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
348 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
349 *movv2sf_internal_avx, *movv2sf_internal): Override
350 prefix_rep attribute for certain alternatives.
351 (*mov<mode>_internal): Override prefix_rep or prefix_data16
352 attributes for certain alternatives.
353 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
354 attributes for certain alternatives.
355 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
356 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
357 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
358 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
359 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
360 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
361 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
362 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
363 length_immediate to 1 if operand 2 is const_int_operand.
364 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
365 *vec_extractv2si_1): Set length_immediate
367 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
368 using old 3DNOW insn rather than SSE/3DNOW_A.
369 (mmx_emms, mmx_femms): Clear modrm attribute.
371 2009-05-29 Martin Jambor <mjambor@suse.cz>
373 * tree-sra.c: New implementation of SRA.
375 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
376 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
377 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
378 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
379 (SRA_MAX_STRUCTURE_COUNT): Removed.
380 (SRA_FIELD_STRUCTURE_RATIO): Removed.
381 * doc/invoke.texi (sra-max-structure-size): Removed.
382 (sra-field-structure-ratio): Removed.
384 2009-05-29 Jakub Jelinek <jakub@redhat.com>
387 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
390 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
392 PR rtl-optimization/40101
393 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
394 seqno. Adjust comment.
395 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
396 inserting bookkeeping before a jump, the jump is not scheduled.
397 When no positive seqno found, provide a value. Add comment.
399 2009-05-29 Richard Guenther <rguenther@suse.de>
401 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
402 short-cutting on the first component.
404 2009-05-29 Jakub Jelinek <jakub@redhat.com>
407 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
408 for trees other than decls/types.
410 2009-05-29 Richard Guenther <rguenther@suse.de>
412 * tree-ssa-operands.c (get_expr_operands): Do not handle
413 INDIRECT_REFs in the handled-component case. Remove
414 unused get_ref_base_and_extent case.
415 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
416 tree_low_cst and host_integerp where possible.
417 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
418 codes for equivalence.
419 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
421 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
423 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
424 to tmake_file for i[34567]86-*-cygwin*.
426 2009-05-29 Jakub Jelinek <jakub@redhat.com>
429 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
430 (altivec_categorize_keyword, init_vector_keywords,
431 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
434 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
436 * tree.c (handle_dll_attribute): Check if node is
437 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
439 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
441 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
443 (thumb2_zero_extendqidi2): Likewise.
445 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
447 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
448 instead of gen_movrt.
449 * config/sh/sh.md (movrt): Remove.
451 2009-05-28 Steve Ellcey <sje@cup.hp.com>
453 * doc/invoke.texi (IA-64 Options)
454 Add -msdata, -mfused-madd, -mno-inline-float-divide,
455 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
456 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
457 -msched-prefer-non-control-spec-insns,
458 -msched-stop-bits-after-every-cycle,
459 -msched-count-spec-in-critical-path,
460 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
461 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns
462 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
463 and -msched-spec-verbose.
465 2009-05-28 Joseph Myers <joseph@codesourcery.com>
467 * config/arm/lib1funcs.asm (__clear_cache): Define if
469 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
471 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
473 2009-05-28 Richard Guenther <rguenther@suse.de>
475 * tree-ssa-alias.c (ao_ref_init): New function.
476 (ao_ref_base): Likewise.
477 (ao_ref_base_alias_set): Likewise.
478 (ao_ref_alias_set): Likewise.
479 (refs_may_alias_p_1): Change signature.
480 (refs_may_alias_p): Adjust.
481 (refs_anti_dependent_p): Likewise.
482 (refs_output_dependent_p): Likewise.
483 (call_may_clobber_ref_p_1): Change signature.
484 (call_may_clobber_ref_p): Adjust.
485 (stmt_may_clobber_ref_p_1): New function split out from ...
486 (stmt_may_clobber_ref_p): ... here.
487 (maybe_skip_until): Adjust signature.
488 (get_continuation_for_phi): Likewise.
489 (walk_non_aliased_vuses): Likewise.
490 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
491 (ao_ref_init): Declare.
492 (ao_ref_base): Likewise.
493 (ao_ref_alias_set): Likewise.
494 (stmt_may_clobber_ref_p_1): Likewise.
495 (walk_non_aliased_vuses): Adjust.
496 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
497 (get_ref_from_reference_ops): remove.
498 (vn_reference_lookup_2): Adjust signature.
499 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
500 (vn_reference_lookup_pieces): Adjust signature, do not re-build
502 (vn_reference_lookup): Adjust.
503 (vn_reference_insert): Likewise.
504 (vn_reference_insert_pieces): Adjust signature.
505 (visit_reference_op_call): Adjust.
506 * tree-ssa-pre.c (get_expr_type): Simplify.
507 (phi_translate_1): Adjust.
508 (compute_avail): Likewise.
509 (translate_vuse_through_block): Do not re-build trees.
510 (value_dies_in_block_x): Likewise.
511 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
513 (vn_reference_lookup_pieces): Adjust declaration.
514 (vn_reference_insert_pieces): Likewise.
516 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
518 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
519 with checking disabled.
521 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
525 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
526 macro definition for support of three-operand format aligned
527 .comm directive in assembler on cygwin/pe/mingw target OS.
528 * configure: Regenerate.
529 * config.h: Regenerate.
531 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
532 aligned form of .comm directive if -mpe-aligned-commons is in effect.
533 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
535 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
536 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
538 2009-05-28 Ira Rosen <irar@il.ibm.com>
540 PR tree-optimization/40254
541 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
542 in analysis of basic blocks.
544 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
547 * target.h (struct gcc_target): Fix indentation. Add
549 * target-def.h (TARGET_CONST_ANCHOR): New macro.
550 (TARGET_INITIALIZER): Use it.
551 * cse.c (CHEAPER): Move it up to the other macros.
552 (insert): Rename this ...
553 (insert_with_costs): ... to this. Add cost parameters. Update
555 (insert): New function. Call insert_with_costs.
556 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
557 find_reg_offset_for_const, try_const_anchors): New functions.
558 (cse_insn): Call try_const_anchors. Adjust cost of src_related
559 when using a const-anchor. Call insert_const_anchors.
560 * config/mips/mips.c (mips_set_mips16_mode): Set
561 targetm.const_anchor.
562 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
564 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
566 * tree-inline.c (remap_decls): Enable nonlocalized variables
569 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
571 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
572 Simplify other tests involving optimize.
574 2009-05-27 Tom Tromey <tromey@redhat.com>
576 * unwind-dw2.c (_Unwind_DebugHook): New function.
577 (uw_install_context): Call _Unwind_DebugHook.
579 2009-05-27 Tom Tromey <tromey@redhat.com>
581 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
583 2009-05-27 Ian Lance Taylor <iant@google.com>
585 * Makefile.in (LINKER, LINKER_FLAGS): Define.
586 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
587 (ALL_LINKERFLAGS): Define.
588 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
589 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
590 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
591 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
592 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
594 (build/gcov-iov$(build_exeext)): Likewise.
596 2009-05-27 Julian Brown <julian@codesourcery.com>
598 * gcse.c (target.h): Include.
599 (can_assign_to_reg_without_clobbers_p): Check that the target allows
600 copy of argument to a pseudo register.
602 2009-05-27 Diego Novillo <dnovillo@google.com>
604 * tree-ssa-live.c (dump_scope_block): Document arguments.
605 (dump_scope_blocks): Document.
606 (debug_scope_blocks): New.
607 * tree-flow.h (debug_scope_blocks): Declare.
609 2009-05-21 Denis Chertykov <denisc@overta.ru>
611 * doc/contrib.texi (Contributors): add myself to the list.
613 2009-05-27 Olivier Hainque <hainque@adacore.com>
615 * expr.c (target_align): New function. Alignment the TARGET of an
616 assignment may be assume to have.
617 (highest_pow2_factor_for_target): Use it instead of relying on
618 immediate tree attributes of TARGET, not necessarily honored when
619 intermediate bitfields are involved.
621 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
624 * config/i386/driver-i386.c (host_detect_local_cpu): Support
625 AVX, SSE4, AES, PCLMUL and POPCNT.
627 2009-05-27 Diego Novillo <dnovillo@google.com>
629 * tree-pretty-print.c (dump_location): New.
630 (dump_generic_node): Call it.
631 Factor code to handle BLOCK nodes ...
632 (dump_block_node): ... here.
634 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
636 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h with
638 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
640 * gcc-plugin.h: Include config.h and system.h.
641 (IN_GCC): Define if not defined.
643 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
646 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
649 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
651 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
653 * config/m32r/m32r.h: Ditto.
654 * config/m32r/m32r.md: Ditto.
655 * config/m32r/predicates.md: Ditto.
657 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
659 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
661 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
664 (Loading plugins): typo.
665 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
666 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
667 (Interacting with the GCC Garbage Collector): Added new section.
668 (Giving information about a plugin): Added new section for
670 * ggc.h (ggc_register_root_tab): Added declaration.
671 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
672 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
673 (register_callback): Improved comment in declaration.
674 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for
676 (extra_root_vec) Added static variable for dynamic roots
678 (ggc_register_root_tab) Added new routine.
679 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
680 PLUGIN_GGC_MARKING event.
681 * ggc-zone.c: Include plugin.h.
682 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
683 * ggc-page.c: Include plugin.h.
684 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
685 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
686 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
687 (register_callback): check lack of callbacks for
688 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
689 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
690 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
691 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
692 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
693 dependency on plugin.h.
694 (plugin.o): Added dependency on ggc.h...
696 2009-05-26 Richard Guenther <rguenther@suse.de>
700 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
701 with mismatched comparison modes.
703 * expr.c (expand_expr_real_1): Expand the operand of a
704 VIEW_CONVERT_EXPR in its natural mode.
706 2009-05-26 Ian Lance Taylor <iant@google.com>
708 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
709 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
710 (ALL_COMPILERFLAGS): Define.
711 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
712 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
713 (collect2$(exeext), collect2.o): Likewise.
714 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
715 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
716 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
717 (libbackend.o, intl.o, cppdefault.o): Likewise.
718 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
719 (build/%.o): Use $(COMPILER_FOR_BUILD).
720 (build/gen%$(build_exeext)): Likewise.
721 (build/gcov-iov$(build_exeext)): LIkewise.
722 * config/t-darwin (darwin.o): Use $(COMPILER).
723 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
724 * config/t-sol2 (sol2-c.o): Likewise.
726 * config/t-vxworks (vxworks.o): Likewise.
727 * config/x-darwin (host-darwin.o): Likewise.
728 * config/x-hpux (host-hpux.o): Likewise.
729 * config/x-linux (host-linux.o): Likewise.
730 * config/x-solaris (host-solaris.o): Likewise.
731 * config/alpha/x-alpha (driver-alpha.o): Likewise.
732 * config/arm/t-arm (arm-c.o): Likewise.
733 * config/arm/t-pe (pe.o): Likewise.
734 * config/arm/t-wince-pe (pe.o): Likewise.
735 * config/i386/t-cygming (winnt.o): Likewise.
736 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
737 * config/i386/t-cygwin (cygwin1.o): Likewise.
738 (cygwin2.o): Likewise.
739 * config/i386/t-i386 (i386-c.o): Likewise.
740 * config/i386/t-interix (winnt.o): Likewise.
741 * config/i386/t-netware (netware.o): Likewise.
742 * config/i386/t-nwld (nwld.o): Likewise.
743 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
744 * config/i386/x-i386 (driver-i386.o): Likewise.
745 * config/i386/x-cygwin (host-cygwin.o): Likewise.
746 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
747 * config/ia64/t-ia64 (ia64-c.o): Likewise.
748 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
749 * config/mips/x-native (driver-native.o): Likewise.
750 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
751 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
752 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
753 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
754 * config/score/t-score-elf (score7.o): Likewise.
755 (score3.o): Likewise.
756 * config/sh/t-sh (sh-c.o): Likewise.
757 * config/sh/t-symbian (sh-c.o): Likewise.
758 (symbian.o): Likewise.
759 * config/spu/t-spu-elf (spu-c.o): Likewise.
760 * config/v850/t-v850 (v850-c.o): Likewise.
761 * config/v850/t-v850e (v850-c.o): Likewise.
763 2009-05-26 Richard Guenther <rguenther@suse.de>
765 PR tree-optimization/40122
766 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
767 VECTOR_CSTs if possible.
768 (fold_gimple_assign): Likewise.
770 2009-05-26 Richard Guenther <rguenther@suse.de>
773 * fold-const.c (fold_binary): Use the correct types for building
776 2009-05-26 Richard Guenther <rguenther@suse.de>
778 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
779 redundant calls to merge_alias_info.
780 (bump_vector_ptr): Likewise.
781 * tree-ssa-copy.c (merge_alias_info): Remove.
782 (replace_exp_1): Remove call to merge_alias_info.
783 (propagate_tree_value): Likewise.
784 (fini_copy_prop): Propagate points-to info.
785 * tree-flow.h (merge_alias_info): Remove.
787 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
789 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
791 2009-05-25 Jan Hubicka <jh@suse.cz>
793 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
794 * cgraph.h (struct inline_summary): New filed self_wize,
795 size_inlining_benefit, self_time and time_inlining_benefit.
796 (struct cgraph_global_info): Replace insns by time ans size fields.
797 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
798 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
799 (ipcp_update_callgraph): Do not touch function bodies.
800 * ipa-inline.c: Include except.h
801 (MAX_TIME): New constant.
802 (overall_insns): Remove.
804 (overall_size, max_benefit): New static variables.
805 (cgraph_estimate_time_after_inlining): New function.
806 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
807 (cgraph_clone_inlined_nodes): Update size.
808 (cgraph_mark_inline_edge): Update size.
809 (cgraph_estimate_growth): Use size info.
810 (cgraph_check_inline_limits): Check size.
811 (cgraph_default_inline_p): Likewise.
812 (cgraph_edge_badness): Compute badness based on benefit and size cost.
813 (cgraph_decide_recursive_inlining): Check size.
814 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
816 (cgraph_decide_inlining): Likewise.
817 (cgraph_decide_inlining_incrementally): Likewise; honor
818 PARAM_EARLY_INLINING_INSNS.
819 (likely_eliminated_by_inlining_p): New predicate.
820 (estimate_function_body_sizes): New function.
821 (compute_inline_parameters): Use it.
822 * except.c (must_not_throw_labels): New function.
823 * except.h (must_not_throw_labels): Declare.
824 * tree-inline.c (init_inline_once): Kill inlining_weigths
825 * tree-ssa-structalias.c: Avoid uninitialized warning.
826 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
827 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
828 (PARAM_INLINE_CALL_COST): Remove.
829 (PARAM_EARLY_INLINING_INSNS): New.
831 2009-05-25 Richard Guenther <rguenther@suse.de>
833 PR tree-optimization/36327
834 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
835 callback for reference translation or lookup at the point
837 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
838 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
839 for union COMPONENT_REFs.
840 (vn_reference_lookup_3): New callback. Lookup from memset
841 and CONSTRUCTOR assignment, translate through struct copies.
842 (vn_reference_lookup_pieces): Make sure to not free the
843 passed operands array. Adjust walk_non_aliased_vuses call.
844 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
845 make sure we do not leak memory.
847 2009-05-25 Richard Guenther <rguenther@suse.de>
849 * tree-ssa-alias.h (dump_points_to_solution): Declare.
850 * tree-inline.c (expand_call_inline): Reset the escaped and
852 * tree-ssa-structalias.c (pass_build_ealias): New.
853 * tree-pass.h (pass_build_ealias): Declare.
854 * passes.c (init_optimization_passes): Add PTA during
856 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
857 and CALLUSED solutions.
858 (dump_points_to_solution): New function, split out from ...
859 (dump_points_to_info_for): ... here.
860 * tree-parloops.c (parallelize_loops): Reset the escaped and
863 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
866 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
867 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
869 2009-05-25 Ira Rosen <irar@il.ibm.com>
871 PR tree-optimization/40238
872 * tree-vect-stmts.c (vect_init_vector): Insert initialization
873 statements after basic block's labels.
874 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
875 to free the allocated memory.
877 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
879 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
880 return address with a USE.
882 2009-05-24 Richard Guenther <rguenther@suse.de>
885 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
886 array type from the main variant of the inner type.
888 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
890 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
891 definition to bool (from int) to un-break build.
892 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
894 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
896 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
897 discard_stmt_changes): Delete.
898 * tree-ssa-operands.c (scb_stack): Delete.
899 (init_ssa_operands): Do not initialize it.
900 (fini_ssa_operands): Do not free it.
901 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
903 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
904 update_stmt, remove the others. Fix comments.
905 * tree-dfa.c (optimize_stack_restore): Likewise.
906 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
907 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
908 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
909 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
911 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
912 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
913 (dom_opt_finalize_block): Likewise, adjusting access to stmts_to_rescan.
914 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
915 (stmts_to_rescan): Change item type to gimple.
916 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
918 2009-05-24 Ira Rosen <irar@il.ibm.com>
920 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
921 * tree-pass.h (pass_slp_vectorize): New pass.
922 * params.h (SLP_MAX_INSNS_IN_BB): Define.
923 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
924 * tree-vectorizer.c (timevar.h): Include.
925 (user_vect_verbosity_level): Declare.
926 (vect_location): Fix comment.
927 (vect_set_verbosity_level): Update user_vect_verbosity_level
928 instead of vect_verbosity_level.
929 (vect_set_dump_settings): Add an argument. Ignore user defined
930 verbosity if dump flags require higher level of verbosity. Print to
931 stderr only for loop vectorization.
932 (vectorize_loops): Update call to vect_set_dump_settings.
933 (execute_vect_slp): New function.
934 (gate_vect_slp): Likewise.
935 (struct gimple_opt_pass pass_slp_vectorize): New.
936 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
938 (vec_info_for_bb): New function.
939 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
940 (VECTORIZATION_ENABLED): New macro.
941 (SLP_ENABLED, SLP_DISABLED): Likewise.
942 (vect_is_simple_use): Add bb_vec_info argument.
943 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
944 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
945 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
946 vect_schedule_slp, vect_analyze_slp): Likewise.
947 (vect_analyze_stmt): Add slp_tree argument.
948 (find_bb_location): Declare.
949 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
950 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
951 (vect_analyze_loop_operations, vect_analyze_loop,
952 get_initial_def_for_induction, vect_create_epilog_for_reduction,
953 vect_finalize_reduction, vectorizable_reduction,
954 vectorizable_live_operation, vect_transform_loop): Likewise.
955 * tree-data-ref.c (dr_analyze_innermost): Update comment,
956 skip evolution analysis if analyzing a basic block.
957 (dr_analyze_indices): Likewise.
958 (initialize_data_dependence_relation): Skip the test whether the
959 object is invariant for basic blocks.
960 (compute_all_dependences): Skip dependence analysis for data
961 references in basic blocks.
962 (find_data_references_in_stmt): Don't fail in case of invariant
963 access in basic block.
964 (find_data_references_in_bb): New function.
965 (find_data_references_in_loop): Move code to
966 find_data_references_in_bb and add a call to it.
967 (compute_data_dependences_for_bb): New function.
968 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
969 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
971 (vect_analyze_data_ref_dependence): Check for interleaving in case of
972 unknown dependence in basic block and fail in case of dependence in
974 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
975 dependence instances from either loop or basic block vectorization
977 (vect_compute_data_ref_alignment): Check if it is loop vectorization
978 before calling nested_in_vect_loop_p.
979 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
980 dependence instances from either loop or basic block vectorization
982 (vect_verify_datarefs_alignment): Likewise.
983 (vect_enhance_data_refs_alignment): Adjust function calls.
984 (vect_analyze_data_refs_alignment): Likewise.
985 (vect_analyze_group_access): Fix printing. Skip different checks if
986 DR_STEP is 0. Keep strided stores either in loop or basic block
987 vectorization data structure. Fix indentation.
988 (vect_analyze_data_ref_access): Fix comments, allow zero step in
990 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
991 dependence instances from either loop or basic block vectorization
993 (vect_analyze_data_refs): Update comment. Call
994 compute_data_dependences_for_bb to analyze basic blocks.
995 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
996 case of loop vectorization. In case of basic block vectorization use
997 data-ref itself as a base.
998 (vect_create_data_ref_ptr): In case of basic block vectorization:
999 don't advance the pointer, add new statements before the current
1000 statement. Adjust function calls.
1001 (vect_supportable_dr_alignment): Support only aligned accesses in
1002 basic block vectorization.
1003 * common.opt (ftree-slp-vectorize): New flag.
1004 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
1005 (vect_pattern_recog_1): Likewise.
1006 * tree-vect-stmts.c (process_use): Likewise.
1007 (vect_init_vector): Add new statements in the beginning of the basic
1008 block in case of basic block SLP.
1009 (vect_get_vec_def_for_operand): Adjust function calls.
1010 (vect_finish_stmt_generation): Likewise.
1011 (vectorizable_call): Add assert that it is loop vectorization, adjust
1013 (vectorizable_conversion, vectorizable_assignment): Likewise.
1014 (vectorizable_operation): In case of basic block SLP, take
1015 vectorization factor from statement's type and skip the relevance
1016 check. Adjust function calls.
1017 (vectorizable_type_demotion): Add assert that it is loop
1018 vectorization, adjust function calls.
1019 (vectorizable_type_promotion): Likewise.
1020 (vectorizable_store): Check for outer loop only in case of loop
1021 vectorization. Adjust function calls. For basic blocks, skip the
1022 relevance check and don't advance pointers.
1023 (vectorizable_load): Likewise.
1024 (vectorizable_condition): Add assert that it is loop vectorization,
1025 adjust function calls.
1026 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
1027 that it is not reduction, get vector type, call only supported
1028 functions, skip loop specific parts.
1029 (vect_transform_stmt): Check for outer loop only in case of loop
1031 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
1032 (vect_is_simple_use): Fix comment, add new argument, fix conditions
1033 for external definition.
1034 * passes.c (pass_slp_vectorize): New pass.
1035 * tree-vect-slp.c (find_bb_location): New function.
1036 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
1037 check for patterns only in loops.
1038 (vect_build_slp_tree): Add argument, adjust function calls, fail in
1039 case of multiple types in basic block SLP.
1040 (vect_mark_slp_stmts_relevant): New function.
1041 (vect_supported_load_permutation_p): Fix comment.
1042 (vect_analyze_slp_instance): Add argument. In case of basic block
1043 SLP, take vectorization factor from statement's type, check that
1044 unrolling factor is 1. Adjust function call. Save SLP instance in
1045 either loop or basic block vectorization structure. Return FALSE,
1047 (vect_analyze_slp): Add argument. Get strided stores groups from
1048 either loop or basic block vectorization structure. Return FALSE
1049 if basic block SLP failed.
1050 (new_bb_vec_info): New function.
1051 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
1052 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
1053 (vect_schedule_slp): Add argument. Get SLP instances from either
1054 loop or basic block vectorization structure. Set vectorization factor
1055 to be 1 for basic block SLP.
1056 (vect_slp_transform_bb): New function.
1057 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
1059 2009-05-23 Mark Mitchell <mark@codesourcery.com>
1061 * final.c (shorten_branches): Do not align labels for jump tables.
1062 (final_scan_insn): Use JUMP_TABLE_DATA_P.
1064 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
1066 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
1067 Remove outdated reference to flow.c and fix nits.
1068 * doc/gccint.texi: Tweak RTL description.
1069 * doc/rtl.texi: Likewise.
1071 2009-05-23 Denis Chertykov <chertykov@gmail.com>
1073 * config/avr/avr.c: Change my email address.
1074 * config/avr/avr.h: Likewise.
1075 * config/avr/avr.md: Likewise.
1076 * config/avr/avr-protos.h: Likewise.
1077 * config/avr/libgcc.S: Likewise.
1079 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1081 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
1082 (spu_split_load, spu_split_store): Change return type to int.
1083 (spu_split_convert): Declare.
1084 * config/spu/predicates.md (spu_mem_operand): Remove.
1085 (spu_mov_operand): Update.
1086 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
1087 * config/spu/spu.c (regno_aligned_for_load): Remove.
1088 (reg_aligned_for_addr, spu_expand_load): Define.
1089 (spu_expand_extv): Reimplement and handle MEM.
1090 (spu_expand_insv): Handle MEM.
1091 (spu_sched_reorder): Handle insn's with length 0.
1092 (spu_legitimate_address_p): Reimplement.
1093 (store_with_one_insn_p): Return TRUE for any mode with size
1094 larger than 16 bytes.
1095 (address_needs_split): Define.
1096 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
1098 (spu_convert_move): Define.
1099 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
1100 (spu_split_store): Change all MEM's to TImode.
1101 (spu_init_expanders): Preallocate registers that correspond to
1102 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
1104 (spu_split_convert): Define.
1105 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
1106 (_move<mode>, _movdi, _movti): Update predicate and condition.
1107 (load, store): Change to define_split.
1108 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
1110 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
1111 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
1112 define_insn_and_split of lshr<mode>3.
1113 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
1114 (<v>ashr<mode>3_imm): Define.
1115 (extv, extzv, insv): Allow MEM operands.
1116 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
1117 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
1118 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
1119 (_spu_convert2): Change to define_insn_and_split and remove the
1120 corresponding define_peephole2.
1121 (stack_protect_set, stack_protect_test, stack_protect_test_si):
1122 Change predicates to memory_operand.
1124 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1126 * config/arm/thumb2.md: Add 16-bit multiply instructions.
1128 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1130 PR tree-optimization/40219
1131 * tree.c (iterative_hash_expr): Make sure the builtin function is
1132 a normal builtin function and not a front end or back end builtin
1133 before indexing into the built_in_decls array.
1135 2009-05-22 Richard Guenther <rguenther@suse.de>
1138 * alias.c (write_dependence_p): Do not use TBAA for answering
1139 anti-dependence or output-dependence.
1140 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
1141 (emit_pointer_definition): Remove.
1142 (emit_alias_warning): Likewise.
1143 (find_what_var_points_to): Remove TBAA pruning code.
1144 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
1146 (compute_points_to_sets): Remove code computing the set of
1147 dereferenced pointers.
1148 * tree-data-ref.c (dr_may_alias_p): Properly use the split
1149 oracle for querying anti and output dependencies.
1150 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
1151 if TBAA may be applied.
1152 (refs_anti_dependent_p): New function.
1153 (refs_output_dependent_p): Likewise.
1154 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
1155 (refs_output_dependent_p): Likewise.
1156 * doc/tree-ssa.texi (Memory model): New section.
1157 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1158 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1159 * cfgexpand.c (expand_gimple_basic_block): Do not handle
1160 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
1161 * expr.c (expand_expr_real_1): Likewise.
1162 * gimple-low.c (lower_stmt): Likewise.
1163 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
1164 (dump_gimple_cdt): Remove.
1165 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1166 (gimple_size): Likewise.
1167 (walk_gimple_op): Likewise.
1168 (is_gimple_stmt): Likewise.
1169 (walk_stmt_load_store_addr_ops): Likewise.
1170 (gimple_build_cdt): Remove.
1171 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
1172 * gimple.h (gimple_cdt_new_type): Remove.
1173 (gimple_cdt_new_type_ptr): Likewise.
1174 (gimple_cdt_set_new_type): Likewise.
1175 (gimple_cdt_location): Likewise.
1176 (gimple_cdt_location_ptr): Likewise.
1177 (gimple_cdt_set_location): Likewise.
1178 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1179 * tree-cfg.c (remove_useless_stmts_1): Do not handle
1180 GIMPLE_CHANGE_DYNAMIC_TYPE.
1181 (verify_types_in_gimple_stmt): Likewise.
1182 * tree-inline.c (estimate_num_insns): Likewise.
1183 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
1184 (copy_decl_to_var): Likewise.
1185 (copy_result_decl_to_var): Likewise.
1186 * tree-pretty-print.c (dump_generic_node): Do not handle
1187 CHANGE_DYNAMIC_TYPE_EXPR.
1188 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1189 * tree-ssa-operands.c (get_expr_operands): Likewise.
1190 * tree-ssa-structalias.c (struct variable_info): Remove
1191 no_tbaa_pruning member.
1192 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
1193 (unify_nodes): Do not copy it.
1194 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
1195 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
1196 (set_uids_in_ptset): Do not check it.
1197 (find_what_var_points_to): Likewise.
1198 (compute_tbaa_pruning): Remove.
1199 (compute_points_to_sets): Do not call it.
1200 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
1201 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
1202 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
1203 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
1204 (DECL_NO_TBAA_P): Likewise.
1205 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
1206 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
1207 (expand_omp_atomic_pipeline): Do not set it.
1208 * print-tree.c (print_node): Do not dump it.
1209 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1212 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
1215 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
1218 2009-05-22 Mark Mitchell <mark@codesourcery.com>
1220 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
1223 2009-05-22 Ben Elliston <bje@au.ibm.com>
1225 * Makefile.in (bversion.h, s-bversion): New targets.
1226 (TOPLEV_H): Add bversion.h.
1227 * toplev.h: Include "bversion.h".
1228 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
1229 the __format__ attribute only if compiling with the same version
1230 of GCC as the sources (the "build version").
1232 2009-05-22 Ben Elliston <bje@au.ibm.com>
1234 * c-format.c (handle_format_attribute): Fix comment typo.
1236 2009-05-21 Steve Ellcey <sje@cup.hp.com>
1239 * config/ia64/ia64.opt (mfused-madd): New.
1240 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
1241 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
1242 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
1243 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
1244 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
1245 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
1246 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
1247 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
1248 instruction if !TARGET_FUSED_MADD.
1249 (fpma, fpms): Remove colon from name.
1251 2009-05-22 Richard Guenther <rguenther@suse.de>
1253 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
1254 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
1255 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
1257 (create_expression_by_pieces): Only convert if necessary.
1258 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
1259 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
1261 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
1263 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
1264 regular pattern from a template and rename it ...
1265 (*extzv_truncsi_exts): ... to this.
1267 2009-05-21 Richard Guenther <rguenther@suse.de>
1269 * cgraph.h (struct cgraph_node): Remove inline_decl member.
1270 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
1271 (cgraph_default_inline_p): Likewise.
1272 (cgraph_decide_inlining_incrementally): Likewise.
1274 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
1275 Uros Bizjak <ubizjak@gmail.com>
1277 * config/i386/cpuid.h (bit_MOVBE): New.
1279 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
1281 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
1282 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
1283 (ix86_handle_option): Handle OPT_mmovbe.
1284 (ix86_target_string): Add -mmovbe.
1285 (pta_flags): Add PTA_MOVBE.
1286 (processor_alias_table): Add PTA_MOVBE to "atom".
1287 (override_options): Handle PTA_MOVBE.
1289 * config/i386/i386.h (TARGET_MOVBE): New.
1291 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
1292 (*bswapsi_movbe): New.
1293 (*bswapdi_movbe): Likewise.
1294 (bswapdi2): Renamed to ...
1296 (bswapdi2): New expander.
1298 * config/i386/i386.opt (mmovbe): New.
1300 * doc/invoke.texi: Document -mmovbe.
1302 2009-05-21 Taras Glek <tglek@mozilla.com>
1304 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
1305 * gcc-plugin.h (plugin_init): Updated signature.
1306 * gcc-plugin.h (plugin_name_args): Moved to this header.
1307 * doc/plugins.texi (plugin_init): Updated documention to reflect
1309 * doc/plugins.texi (plugin_name_args): Added to documention.
1311 2009-05-21 Mark Mitchell <mark@codesourcery.com>
1313 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
1314 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
1316 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
1318 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
1319 JUMP_TABLE_DATA_P predicates where applicable.
1320 * config/i386/predicates.md: Ditto.
1321 * config/i386/sse.md: Ditto.
1323 2009-05-21 Jakub Jelinek <jakub@redhat.com>
1325 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
1326 operand2 -128 override length_immediate attribute to 1.
1327 * config/i386/predicates.md (constm128_operand): New predicate.
1329 * config/i386/i386.c (memory_address_length): Handle %r12
1330 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
1332 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
1333 mode look through optional ZERO_EXTEND and SUBREG.
1334 * config/i386/i386.md (R12_REG): New define_constant.
1335 (prefix_data16): For sse unit set also for MODE_TI insns.
1336 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
1337 insns set if operand 1 is ext_QIreg_operand.
1338 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
1339 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
1341 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
1342 mode from MODE_DI to MODE_SI.
1343 (movdi_1_rex64): Override modrm and length_immediate attributes
1344 only for movabs (TYPE_IMOV, alternative 2).
1345 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
1346 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
1347 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
1348 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
1349 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
1350 prefix_rex attribute if DImode.
1351 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
1352 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
1353 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
1354 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
1355 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
1356 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
1357 Likewise. For TYPE_IMOV clear length_immediate attribute.
1358 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
1359 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
1360 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
1361 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
1362 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
1363 or one operand TYPE_ISHIFT.
1364 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
1365 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
1366 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
1367 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
1368 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
1369 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
1370 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
1371 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
1372 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
1373 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
1374 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
1375 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
1376 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
1377 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
1378 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
1379 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
1380 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
1381 set mode attribute, don't override length attribute.
1382 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
1384 (return_internal_long): Set length attribute to 2 instead of 1.
1385 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
1386 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
1387 prefix_rex attribute.
1388 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
1390 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
1392 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1394 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
1396 2009-05-20 Ian Lance Taylor <iant@google.com>
1398 * tree.c (build_tree_list_vec_stat): New function.
1399 (ctor_to_vec): New function.
1400 (build_nt_call_vec): New function.
1401 (build_call_array): Change args to be a const pointer.
1402 (build_call_vec): New function.
1403 * tree.h (build_nt_call_vec): Declare.
1404 (build_tree_list_vec_stat): Declare.
1405 (build_tree_list_vec): Define.
1406 (build_call_array): Update declaration.
1407 (build_call_vec): Declare.
1408 (ctor_to_vec): Declare.
1409 * c-common.c (tree_vector_cache): New static variable.
1410 (make_tree_vector): New function.
1411 (release_tree_vector): New function.
1412 (make_tree_vector_single): New function.
1413 (make_tree_vector_copy): New function.
1414 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
1415 (make_tree_vector_single, make_tree_vector_copy): Declare.
1416 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
1417 (c_parser_expr_list): Don't manage cache here, instead call
1419 (c_parser_release_expr_list): Remove static function.
1420 (c_parser_vec_to_tree_list): Remove static function.
1421 (c_parser_attributes): Call build_tree_list_vec instead of
1422 c_parser_vec_to_tree_list. Call release_tree_vector instead of
1423 c_parser_release_expr_list.
1424 (c_parser_postfix_expression_after_primary): Likewise.
1425 (c_parser_objc_keywordexpr): Likewise.
1427 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
1429 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
1430 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
1431 TARGET_CONVERT_TO_TYPE.
1432 * hooks.c (hook_tree_const_tree_null): Define.
1433 * hooks.h (hook_tree_const_tree_null): Declare.
1434 * target.h (struct gcc_target): Add invalid_parameter_type,
1435 invalid_return_type, promoted_type, and convert_to_type fields.
1436 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
1437 (TARGET_INVALID_RETURN_TYPE): Define.
1438 (TARGET_PROMOTED_TYPE): Define.
1439 (TARGET_CONVERT_TO_TYPE): Define.
1440 (TARGET_INITIALIZER): Update for new fields.
1441 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
1442 (grokparms): Check targetm.invalid_parameter_type.
1443 * c-typeck.c (default_conversion): Check targetm.promoted_type.
1444 * c-convert.c (convert): Check targetm.convert_to_type.
1446 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
1448 * config/mips/mips.md (*extenddi_truncate<mode>,
1449 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
1451 (*extendhi_truncateqi): New define_insn_and_sptit.
1453 2009-05-20 Jakub Jelinek <jakub@redhat.com>
1456 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
1457 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
1459 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
1461 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
1462 the operand of VIEW_CONVERT_EXPR.
1464 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
1466 * config/i386/driver-i386.c (host_detect_local_cpu): Check
1467 extended family and model for Intel processors. Support Intel
1470 2009-05-20 Olivier Hainque <hainque@adacore.com>
1472 * gstab.h (stab_code_type): Define, to be used instead of the
1473 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
1475 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
1476 occurrences by stab_code_type.
1477 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
1479 2009-05-20 Martin Jambor <mjambor@suse.cz>
1481 * tree-flow.h (insert_edge_copies_seq): Undeclare.
1482 (sra_insert_before): Likewise.
1483 (sra_insert_after): Likewise.
1484 (sra_init_cache): Likewise.
1485 (sra_type_can_be_decomposed_p): Likewise.
1486 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
1487 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
1488 (sra_insert_before): Likewise.
1489 (sra_insert_after): Likewise.
1490 (sra_init_cache): Likewise.
1491 (insert_edge_copies_seq): Made static and moved upwards.
1493 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
1496 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
1498 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
1499 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
1502 2009-05-20 Richard Guenther <rguenther@suse.de>
1504 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
1505 with mismatched comparison modes.
1507 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1509 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
1510 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
1511 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
1512 with shifts for Thumb2.
1513 (orsi_notsi): New for orn.
1514 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
1515 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
1516 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
1517 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
1518 Don't invert remainder for IOR.
1520 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
1522 PR tree-optimization/40087
1523 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
1524 number_of_iterations_ne): Rename never_infinite argument.
1525 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
1526 number_of_iterations_le): Handle pointer-type ivs when
1527 exit_must_be_taken is false.
1528 (number_of_iterations_cond): Do not always assume that
1529 exit_must_be_taken if the control variable is a pointer.
1531 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1533 * c-typeck.c (build_binary_op): Allow % on integal vectors.
1534 * doc/extend.texi (Vector Extension): Document that % is allowed too.
1536 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
1538 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
1539 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
1541 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1544 * c.opt (Wlogical-op): Disabled by default.
1545 * c-opt (c_common_post_options): Do not enable Wlogical-op with
1547 * doc/invoke.texi (Wlogical-op): Likewise.
1549 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
1551 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
1553 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
1554 Propagate the type of the first operand.
1555 <ASSERT_EXPR>: Simplify.
1556 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
1557 Rewrite using the RHS code as discriminant.
1558 <NOP_EXPR>: Turn into CASE_CONVERT.
1559 <PLUS_EXPR>: Propagate the type of the first operand.
1561 2009-05-19 Steve Ellcey <sje@cup.hp.com>
1563 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
1564 (ia64_dconst_0_375): New.
1565 * config/ia64/ia64.c (ia64_override_options): Remove
1566 -minline-sqrt-min-latency warning.
1567 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
1568 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
1569 * config/ia64/ia64.md (*sqrt_approx): Remove.
1570 (sqrtsf2): Remove #if 0.
1571 (sqrtsf2_internal_thr): Rewrite and move to div.md.
1572 (sqrtdf): Remove assert.
1573 (sqrtdf2_internal_thr): Rewrite and move to div.md.
1574 (sqrtxf2): Remove #if 0.
1575 (sqrtxf2_internal_thr): Rewrite and move to div.md.
1576 * div.md (sqrt_approx_rf): New.
1577 (sqrtsf2_internal_thr): New implementation.
1578 (sqrtsf2_internal_lat): New.
1579 (sqrtdf2_internal_thr: New implementation.
1580 (sqrtxf2_internal): New implementation.
1582 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
1583 Hans-Peter Nilsson <hp@axis.com>
1585 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
1586 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
1587 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
1588 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
1589 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
1590 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
1591 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
1592 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
1593 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
1594 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
1595 * c-common.c: ...from here.
1597 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1599 * c-common.c (warn_logical_operator): Remove unnecessary
1602 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1604 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
1606 2009-05-19 Ben Elliston <bje@au.ibm.com>
1608 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
1609 assignments with memcpy calls.
1610 (add_fdes): Likewise.
1611 (binary_search_unencoded_fdes): Likewise.
1612 (linear_search_fdes): Eliminate type puns.
1614 2009-05-19 Richard Guenther <rguenther@suse.de>
1616 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
1617 not falsely claim to have propagated into all uses.
1619 2009-05-19 Ben Elliston <bje@au.ibm.com>
1621 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
1624 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1626 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
1627 * config/sh/sh.c (sh_legitimate_address_p): Make static.
1628 (TARGET_LEGITIMATE_ADDRESS_P): New.
1629 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
1630 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
1632 2009-05-18 Dodji Seketeli <dodji@redhat.com>
1635 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
1636 child of the containing namespace's DIE.
1638 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
1640 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
1641 *zero_extendhi_truncqi): Move after the zero_extend patterns.
1642 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
1645 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
1648 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
1649 gen_align with gen_pad.
1650 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
1651 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
1653 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
1654 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
1656 * config/i386/i386.md (align): Renamed to ...
1657 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
1658 ASM_OUTPUT_MAX_SKIP_PAD.
1660 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
1662 * config.gcc: Fix variable syntax.
1665 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
1666 before calling exact_log2.
1667 (output_iorsi3): Likewise.
1668 (output_xorsi3): Likewise.
1670 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
1672 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
1673 for the none zero constant operand except for EQ and NE
1674 comprisons even when the first operand is R0.
1676 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
1678 * config/s390/2064.md: Remove trailing whitespaces.
1679 * config/s390/2084.md: Likewise.
1680 * config/s390/constraints.md: Likewise.
1681 * config/s390/fixdfdi.h: Likewise.
1682 * config/s390/libgcc-glibc.ver: Likewise.
1683 * config/s390/s390-modes.def: Likewise.
1684 * config/s390/s390-protos.h: Likewise.
1685 * config/s390/s390.c: Likewise.
1686 * config/s390/s390.h: Likewise.
1687 * config/s390/s390.md: Likewise.
1688 * config/s390/tpf-unwind.h: Likewise.
1690 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1692 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
1694 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1697 * configure.ac (m68k-*-*): Check if binutils support TLS.
1698 * configure: Regenerate.
1699 * config/m68k/predicates.md (symbolic_operand): Extend comment.
1700 * config/m68k/constraints.md (Cu): New constraint.
1701 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
1702 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
1703 (movsi): Handle TLS symbols.
1704 (addsi3_5200): Handle XTLS symbols, indent.
1705 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
1706 (m68k_tls_reference_p): Declare.
1707 (m68k_legitimize_address): Declare.
1708 (m68k_unwrap_symbol): Declare.
1709 * config/m68k/m68k.opt (mxtls): New option.
1710 * config/m68k/m68k.c (ggc.h): Include.
1711 (m68k_output_dwarf_dtprel): Implement hook.
1712 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1713 (m68k_expand_prologue): Load GOT pointer when function needs it.
1714 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
1715 (m68k_legitimate_constant_address_p): Same.
1716 (m68k_decompose_address): Handle TLS references.
1717 (m68k_get_gp): New static function.
1718 (enum m68k_reloc): New contants.
1719 (TLS_RELOC_P): New macro.
1720 (m68k_wrap_symbol): New static function.
1721 (m68k_unwrap_symbol): New function.
1722 (m68k_final_prescan_insn_1): New static function.
1723 (m68k_final_prescan_insn): New function.
1724 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
1726 (legitimize_pic_address): Handle TLS references..
1727 (m68k_tls_get_addr, m68k_get_tls_get_addr)
1728 (m68k_libcall_value_in_a0_p)
1729 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
1730 (m68k_call_m68k_read_tp): Helper variables and functions for ...
1731 (m68k_legitimize_tls_address): Handle TLS references.
1732 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
1734 (m68k_legitimize_address): Handle TLS symbols.
1735 (m68k_get_reloc_decoration): New static function.
1736 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
1738 (m68k_output_dwarf_dtprel): Implement hook.
1739 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
1740 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
1741 m68k_call_* routines.
1742 (sched_attr_op_type): Handle TLS symbols.
1743 (gt-m68k.h): Include.
1744 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
1745 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
1747 2009-05-18 Martin Jambor <mjambor@suse.cz>
1749 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
1750 (visit_store_addr_for_mod_analysis): New function.
1751 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
1752 (determine_cst_member_ptr): Use gimple_assign_single_p.
1753 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
1754 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
1755 operands. Don't check number of operands of a NOP_EXPR.
1757 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
1759 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
1761 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
1764 * c-common.c (warn_logical_operator): Don't warn if one of
1765 expression isn't always true or false.
1767 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
1769 * config/i386/biarch32.h: New file.
1770 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
1772 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
1774 * config/mips/mips.md (*zero_extend<mode>_trunchi,
1775 *zero_extend<mode>_truncqi): Merge these into ...
1776 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
1777 Name the pattern following this as *zero_extendhi_truncqi.
1779 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
1782 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
1783 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
1784 (output_info): Make field HOST_WIDEST_INT.
1785 (print_statistics): Use HOST_WIDEST_INT_PRINT.
1786 (dump_bitmat_statistics): Same.
1788 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
1790 * config.gcc (use_gcc_stdint): Set to wrap.
1791 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
1792 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
1793 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1794 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1795 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1796 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1797 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1798 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1800 2009-05-16 Joseph Myers <joseph@codesourcery.com>
1802 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
1804 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
1805 Move definitions earlier.
1806 (OPT_ARCH64, OPT_ARCH32): Define.
1807 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
1810 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1813 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
1816 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
1818 * arm.md (movdi2): Copy non-reg values to DImode registers.
1820 2009-05-16 Jakub Jelinek <jakub@redhat.com>
1823 * final.c (label_to_max_skip): New function.
1824 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
1825 CODE_LABEL_NUMBER <= max_labelno.
1826 * output.h (label_to_max_skip): New prototype.
1827 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
1828 (ix86_avoid_jump_mispredicts): ... this. Don't define if
1829 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
1830 Handle CODE_LABELs with >= 16 byte alignment or with
1831 max_skip == (1 << align) - 1.
1832 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
1833 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
1836 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
1837 .p2align 3 if MAX_SKIP is smaller than 7.
1838 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1840 2009-05-15 Ian Lance Taylor <iant@google.com>
1842 * alias.c (struct alias_set_entry_d): Rename from struct
1843 alias_set_entry. Change all uses.
1844 * except.c (struct call_site_record_d): Rename from struct
1845 call_site_record. Change all uses.
1846 * except.h (struct eh_region_d): Rename from struct eh_region.
1848 * gcse.c (struct hash_table_d): Rename from struct hash_table.
1850 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
1851 ivtype_map_elt. Change all uses.
1852 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
1854 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
1855 * graphite.h (struct name_tree_d): Rename from struct name_tree.
1857 (struct sese_d): Rename from struct sese. Change all uses.
1858 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
1859 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
1860 * optabs.h (struct optab_d): Rename from struct optab. Change all
1862 (struct convert_optab_d): Rename from struct convert_optab.
1864 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
1865 ipa_opt_pass. Change all uses.
1866 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
1869 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
1870 defined as a typedef.
1871 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
1874 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1877 * fold-const.c (make_range,build_range_check,merge_ranges): Move
1879 (merge_ranges): Returns bool.
1880 * tree.h (make_range): .. to here.
1881 (build_range_check): Likewise.
1882 (merge_ranges): Likewise. Renamed from merge_ranges.
1883 * c-typeck.c (parser_build_binary_op): Update calls to
1884 warn_logical_operator.
1885 * c-common.c (warn_logical_operator): Add new warning.
1886 * c-common.h (warn_logical_operator): Update declaration.
1888 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1890 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
1892 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1894 * doc/install.texi: Document MPC requirements, flags etc.
1896 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
1897 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
1898 Evaluate constant arguments.
1899 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
1900 (fold_builtin_1): Likewise, also evaluate constant arguments.
1901 Remove superfluous break.
1902 (do_mpc_ckconv): New.
1903 * real.h: Include mpc.h.
1904 * toplev.c (print_version): Output MPC version info if available.
1906 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1908 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
1910 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
1912 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
1915 2009-05-15 Jan Hubicka <jh@suse.cz>
1917 * doc/invoke.texi (max-early-inliner-iterations): New flag.
1918 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
1919 (try_inline): Fix return value.
1920 (cgraph_decide_inlining_incrementally): Honor new value.
1921 (cgraph_early_inlining): Handle indirect inlining.
1922 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
1924 2009-05-15 Jan Hubicka <jh@suse.cz>
1926 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
1927 * cgraphunit.c (cgraph_finalize_function): Set it.
1928 (cgraph_expand_function): Use it.
1930 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1932 * real.c (encode_ieee_half): Define.
1933 (decode_ieee_half): Define.
1934 (ieee_half_format): Define.
1935 (arm_half_format): Define.
1936 * real.h (ieee_half_format): Declare.
1937 (arm_half_format): Declare.
1939 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
1941 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
1942 swapped, and reversed optabs exist before trying to use them.
1944 2009-05-15 Paul Brook <paul@codesourcery.com>
1945 Sandra Loosemore <sandra@codesourcery.com>
1947 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
1948 loads. Allow PRE_DEC.
1949 (output_move_neon): Handle PRE_DEC.
1950 (arm_print_operand): Add 'A' for neon structure loads.
1951 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
1952 * config/arm/neon.md (neon_mov): Update comment.
1953 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
1955 (Um): New constraint.
1957 2009-05-15 Jan Hubicka <jh@suse.cz>
1959 Revert the following patch until testsuite fallout is fixed:
1960 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
1961 * cgraph.h (struct inline_summary): New filed self_wize,
1962 size_inlining_benefit, self_time and time_inlining_benefit.
1963 (struct cgraph_global_info): Replace insns by time ans size fields.
1964 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
1965 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
1966 (ipcp_update_callgraph): Do not touch function bodies.
1967 * ipa-inline.c: Include except.h
1968 (MAX_TIME): New constant.
1969 (overall_insns): Remove
1970 (overall_size, max_benefit): New static variables.
1971 (cgraph_estimate_time_after_inlining): New function.
1972 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
1973 (cgraph_clone_inlined_nodes): Update size.
1974 (cgraph_mark_inline_edge): Update size.
1975 (cgraph_estimate_growth): Use size info.
1976 (cgraph_check_inline_limits): Check size.
1977 (cgraph_default_inline_p): Likewise.
1978 (cgraph_edge_badness): Compute badness based on benefit and size cost.
1979 (cgraph_decide_recursive_inlining): Check size.
1980 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
1982 (cgraph_decide_inlining): Likewise.
1983 (cgraph_decide_inlining_incrementally): Likewise; honor
1984 PARAM_EARLY_INLINING_INSNS.
1985 (likely_eliminated_by_inlining_p): New predicate.
1986 (estimate_function_body_sizes): New function.
1987 (compute_inline_parameters): Use it.
1988 * except.c (must_not_throw_labels): New function.
1989 * except.h (must_not_throw_labels): Declare.
1990 * tree-inline.c (init_inline_once): Kill inlining_weigths
1991 * tree-ssa-structalias.c: Avoid uninitialized warning.
1992 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
1993 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
1994 (PARAM_INLINE_CALL_COST): Remove.
1995 (PARAM_EARLY_INLINING_INSNS): New.
1997 2009-05-15 Richard Guenther <rguenther@suse.de>
1999 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
2000 not TODO_update_ssa.
2002 2009-05-15 Richard Guenther <rguenther@suse.de>
2004 PR tree-optimization/39999
2005 * gimple.h (gimple_expr_type): Use the expression type looking
2006 through useless conversions.
2007 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
2008 (vn_nary_op_insert_stmt): Likewise.
2009 (simplify_binary_expression): Likewise.
2011 2009-05-15 Richard Guenther <rguenther@suse.de>
2013 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
2014 New options, enabled by default.
2015 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
2017 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
2018 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
2019 * tree-ssa-structalias.c (gate_tree_pta): New function.
2020 (pass_build_alias): Use it.
2022 2009-05-15 Joseph Myers <joseph@codesourcery.com>
2024 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
2025 recurse on an invariant address if a conversion from a pointer
2026 type to a wider integer type is involved.
2028 2009-05-15 Jan Hubicka <jh@suse.cz>
2030 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2031 * cgraph.h (struct inline_summary): New filed self_wize,
2032 size_inlining_benefit, self_time and time_inlining_benefit.
2033 (struct cgraph_global_info): Replace insns by time ans size fields.
2034 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2035 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2036 (ipcp_update_callgraph): Do not touch function bodies.
2037 * ipa-inline.c: Include except.h
2038 (MAX_TIME): New constant.
2039 (overall_insns): Remove
2040 (overall_size, max_benefit): New static variables.
2041 (cgraph_estimate_time_after_inlining): New function.
2042 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2043 (cgraph_clone_inlined_nodes): Update size.
2044 (cgraph_mark_inline_edge): Update size.
2045 (cgraph_estimate_growth): Use size info.
2046 (cgraph_check_inline_limits): Check size.
2047 (cgraph_default_inline_p): Likewise.
2048 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2049 (cgraph_decide_recursive_inlining): Check size.
2050 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and
2052 (cgraph_decide_inlining): Likewise.
2053 (cgraph_decide_inlining_incrementally): Likewise; honor
2054 PARAM_EARLY_INLINING_INSNS.
2055 (likely_eliminated_by_inlining_p): New predicate.
2056 (estimate_function_body_sizes): New function.
2057 (compute_inline_parameters): Use it.
2058 * except.c (must_not_throw_labels): New function.
2059 * except.h (must_not_throw_labels): Declare.
2060 * tree-inline.c (init_inline_once): Kill inlining_weigths
2061 * tree-ssa-structalias.c: Avoid uninitialized warning.
2062 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2063 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2064 (PARAM_INLINE_CALL_COST): Remove.
2065 (PARAM_EARLY_INLINING_INSNS): New.
2066 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
2067 (inline-call-cost): Remove.
2068 (early-inlining-insns): New.
2070 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
2072 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
2074 (print_int_cst_bounds_in_octal_p): Likewise.
2075 (dbxout_type): Adjust calls to above functions. Be prepared to deal
2077 * dwarf2out.c (base_type_die): Likewise.
2078 (is_subrange_type): Delete.
2079 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
2080 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
2081 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
2082 the destination type is boolean.
2083 (build_range_check): Do not special-case subtypes.
2084 (fold_sign_changed_comparison): Likewise.
2085 (fold_unary): Likewise.
2086 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
2087 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
2088 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
2089 * tree.c (subrange_type_for_debug_p): New predicate based on the former
2091 * tree.h (subrange_type_for_debug_p): Declare.
2092 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
2093 (convert_affine_scev): Remove call to above function.
2094 (chrec_convert_aggressive): Likewise.
2095 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
2096 false for conversions involving subtypes.
2097 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
2098 (vrp_val_min): Likewise.
2099 (needs_overflow_infinity): Likewise.
2100 (extract_range_from_unary_expr): Likewise.
2102 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
2104 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
2105 * config/frv/frv.c: Likewise.
2106 * config/s390/s390.c: Likewise.
2107 * config/sparc/sparc.h: Likewise.
2108 * config/i386/i386.h: Likewise.
2109 * config/i386/i386.c: Likewise.
2110 * config/crx/crx.c: Likewise.
2111 * config/m68hc11/m68hc11.h: Likewise.
2112 * config/iq2000/iq2000.c: Likewise.
2113 * config/mn10300/mn10300.h: Likewise.
2114 * config/mn10300/mn10300.c: Likewise.
2115 * config/m68k/m68k.c: Likewise.
2116 * config/rs6000/rs6000.c: Likewise.
2117 * config/rs6000/xcoff.h: Likewise.
2118 * config/rs6000/linux64.h: Likewise.
2119 * config/rs6000/sysv4.h: Likewise.
2120 * config/score/score3.c: Likewise.
2121 * config/score/score7.c: Likewise.
2122 * config/score/score.c: Likewise.
2123 * config/arm/arm.md: Likewise.
2124 * config/mips/mips.c: Likewise.
2125 * config/mips/mips.md: Likewise.
2126 * config/bfin/bfin.h: Likewise.
2127 * config/pa/pa.c: Likewise.
2128 * config/pa/constraints.md: Likewise.
2130 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
2131 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
2132 * config/pdp11/pdp11.h: Use memory_address_p instead.
2134 2009-05-14 Ian Lance Taylor <iant@google.com>
2136 * passes.c (finish_optimization_passes): Change i to int.
2137 * plugin.c (plugins_active_p): Change event to int.
2138 (dump_active_plugins): Likewise.
2139 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
2141 * tree.c (tree_range_check_failed): Change c to unsigned int.
2142 (omp_clause_range_check_failed): Likewise.
2143 (build_common_builtin_nodes): Change mode to int. Add cast.
2144 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
2145 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
2147 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
2148 ++ or -- with a variable of enum type.
2150 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2153 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
2155 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2157 * store-motion.c: Do not include params.h
2158 * Makefile.in: Fix dependencies for various files.
2160 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
2162 * auto-inc-dec.c: Fix pass description, remove apparent
2163 accidental duplication.
2165 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
2168 * ipa-utils.h (memory_identifier_string): Moved to ...
2169 * tree.h (memory_identifier_string): Here. Add GTY(()).
2171 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2173 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
2174 in the former documentation of...
2175 (GO_IF_LEGITIMATE_ADDRESS): ... this.
2176 * ira-conflicts.c (get_dup_num): Use address_operand.
2177 * targhooks.c (default_legitimate_address_p): New.
2178 * targhooks.h (default_legitimate_address_p): New.
2179 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
2181 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
2182 * target.h (struct target): Add legitimate_address_p.
2183 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
2184 (TARGET_INITIALIZER): Include it.
2186 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2187 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
2188 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
2189 (TARGET_LEGITIMATE_ADDRESS_P): New.
2191 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2192 (REG_OK_STRICT_P): Delete.
2193 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
2194 (frv_legitimate_address_p_1): ... this.
2195 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
2196 (frv_legitimate_address_p_1): ... the renamed old
2197 frv_legitimate_address_p.
2198 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
2199 (TARGET_LEGITIMATE_ADDRESS_P): New.
2201 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2202 * config/s390/s390-protos.h (legitimate_address_p): Remove.
2203 * config/s390/s390.c (legitimate_address_p): Rename to...
2204 (s390_legitimate_address_p): ... this, make static.
2205 (legitimize_address): Adjust call.
2206 (TARGET_LEGITIMATE_ADDRESS_P): New.
2207 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
2209 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2210 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
2211 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
2212 (TARGET_LEGITIMATE_ADDRESS_P): New.
2214 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2215 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
2216 * config/spu/spu.c (spu_legitimate_address): Rename to...
2217 (spu_legitimate_address_p): ... this, make static.
2218 (TARGET_LEGITIMATE_ADDRESS_P): New.
2220 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2221 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
2222 * config/sparc/sparc.c (legitimate_address_p): Rename to...
2223 (sparc_legitimate_address_p): ... this, make static and return bool.
2224 (legitimize_address): Adjust call.
2225 (TARGET_LEGITIMATE_ADDRESS_P): New.
2227 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2228 * config/i386/i386-protos.h (legitimate_address_p): Remove.
2229 * config/i386/i386.c (legitimate_address_p): Rename to...
2230 (ix86_legitimate_address_p): ... this, make static.
2231 (constant_address_p): Move after it, adjust call.
2232 (TARGET_LEGITIMATE_ADDRESS_P): New.
2234 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2235 * config/avr/avr-protos.h (legitimate_address_p): Remove.
2236 * config/avr/avr.c (legitimate_address_p): Rename to...
2237 (avr_legitimate_address_p): ... this, make static.
2238 (legitimize_address): Adjust call.
2239 (TARGET_LEGITIMATE_ADDRESS_P): New.
2241 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2242 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
2243 * config/crx/crx.c (crx_legitimate_address_p): Make static.
2244 (TARGET_LEGITIMATE_ADDRESS_P): New.
2246 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2247 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
2248 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
2249 (TARGET_LEGITIMATE_ADDRESS_P): New.
2251 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2252 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
2254 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
2256 (TARGET_LEGITIMATE_ADDRESS_P): New.
2258 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2259 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
2261 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
2263 (m68hc11_legitimate_address_p): ... this, make static.
2264 (go_if_legitimate_address_internal): Rename to...
2265 (m68hc11_legitimate_address_p_1): ... this.
2266 (legitimize_address): Adjust call.
2267 (TARGET_LEGITIMATE_ADDRESS_P): New.
2269 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2270 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
2271 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
2272 (TARGET_LEGITIMATE_ADDRESS_P): New.
2274 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2275 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
2276 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
2277 (mn10300_legitimate_address_p): ... this, make static.
2278 (TARGET_LEGITIMATE_ADDRESS_P): New.
2280 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2281 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
2282 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
2283 (TARGET_LEGITIMATE_ADDRESS_P): New.
2285 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2286 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
2287 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
2288 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2289 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
2290 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
2291 (rs6000_legitimate_address_p): ... this, make static.
2292 (TARGET_LEGITIMATE_ADDRESS_P): New.
2293 (REG_MODE_OK_FOR_BASE_P): Delete.
2294 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
2296 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2297 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
2299 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
2300 static, adjust types.
2301 (TARGET_LEGITIMATE_ADDRESS_P): New.
2303 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2304 * config/score/score.c (score_address_p): Rename to...
2305 (score_legitimate_address_p): ... this.
2306 (TARGET_LEGITIMATE_ADDRESS_P): New.
2307 * config/score/score3.c (score3_address_p): Rename to...
2308 (score3_legitimate_address_p): ... this.
2309 * config/score/score7.c (score7_address_p): Rename to...
2310 (score7_legitimate_address_p): ... this.
2312 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
2313 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
2314 GO_IF_LEGITIMATE_ADDRESS): Delete.
2315 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
2316 thumb2_legitimate_address_p): Delete.
2317 (arm_legitimate_address_p): Rename to...
2318 (arm_legitimate_address_outer_p): ... this.
2319 * config/arm/constraints.md ("Uq"): Adjust call.
2320 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
2321 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
2322 (arm_legitimate_address_outer_p): ... this.
2323 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
2324 (TARGET_LEGITIMATE_ADDRESS_P): New.
2326 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2327 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
2328 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
2329 (TARGET_LEGITIMATE_ADDRESS_P): New.
2331 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2332 * config/vax/vax-protos.h (legitimate_address_p): Remove.
2333 * config/vax/vax.c (legitimate_address_p): Rename to...
2334 (vax_legitimate_address_p): ... this, make static.
2335 (TARGET_LEGITIMATE_ADDRESS_P): New.
2337 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2338 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
2339 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
2340 (TARGET_LEGITIMATE_ADDRESS_P): New.
2342 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2343 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
2344 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
2345 (mmix_legitimate_address_p): ... this, make static.
2346 (TARGET_LEGITIMATE_ADDRESS_P): New.
2348 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
2349 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
2350 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
2351 (TARGET_LEGITIMATE_ADDRESS_P): New.
2353 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
2355 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
2356 of MODE_COMPLEX_INT.
2358 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2360 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
2361 LCT_NORMAL in function call.
2362 * mips-tdump.c (print_file_desc): Add cast to enum type.
2363 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
2364 (mark_stabs): Add casts to enum types.
2365 (parse_stabs_common): Add casts to enum types.
2367 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2369 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
2370 Check for invalid values of LETTER.
2372 2009-05-13 Taras Glek <tglek@mozilla.com>
2374 * attribs.c (register_attribute): moved out attribute registration into
2376 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
2377 * gcc-plugin.h: Added forward decl for register_attribute.
2378 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
2379 * plugin.c (register_callback, invoke_plugin_callbacks): Added
2380 PLUGIN_ATTRIBUTES boilerplate.
2382 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
2384 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
2385 values even in sentinel and empty entries.
2386 (ms_printf_flag_specs): Likewise.
2387 (ms_scanf_flag_specs): Likewise.
2388 (ms_strftime_flag_specs): Likewise.
2389 (ms_print_char_table): Likewise.
2390 (ms_scan_char_table): Likewise.
2391 (ms_time_char_table): Likewise.
2393 2009-05-13 Doug Kwan <dougkwan@google.com>
2395 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
2397 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
2399 * config/mips/mips.md (store): Add attributes for QI and HI.
2401 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
2402 (truncdi<mode>2): ... this new pattern.
2404 2009-05-13 Brad Hards <bradh@kde.org>
2406 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
2408 2009-05-14 Jakub Jelinek <jakub@redhat.com>
2409 Ben Elliston <bje@au.ibm.com>
2412 * dse.c (check_mem_read_rtx): Guard against width == -1.
2414 2009-05-13 Michael Matz <matz@suse.de>
2417 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
2418 (trivially_conflicts_p): New function.
2419 (insert_backedge_copies): Use it.
2421 2009-05-13 Janis Johnson <janis187@us.ibm.com>
2423 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
2424 (handle_stdc_pragma): Use new enum constant names.
2425 (handle_pragma_float_const_decimal64): Ditto.
2427 2009-05-13 Ian Lance Taylor <iant@google.com>
2429 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
2432 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
2434 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
2435 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
2437 * config/m68k/m68k.h (FL_UCLINUX): Define.
2439 2009-05-13 Jan Hubicka <jh@suse.cz>
2441 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
2443 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2445 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
2446 unless -fschedule-insns is specified.
2448 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2451 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
2452 TARGET_EXPAND_CBRANCHDI4.
2453 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
2454 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
2455 (cmpeqdi): Fix comment.
2457 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2459 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
2460 (sh_legitimate_address_p): Likewise.
2461 * config/sh/sh.c (sh_legitimate_index_p): New.
2462 (sh_legitimate_address_p): Likewise.
2463 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
2464 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
2465 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
2466 (MAYBE_BASE_REGISTER_RTX_P): New macro.
2467 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
2468 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
2469 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
2470 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
2471 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
2473 2009-05-12 Jan Hubicka <jh@suse.cz>
2475 * tree-inline.c (estimate_operator_cost): Add operands;
2476 when division happens by constant, it is cheap.
2477 (estimate_num_insns): Loads and stores are not having cost of 0;
2478 EH magic stuff is cheap; when computing runtime cost of switch,
2479 use log2 base of amount of its cases; builtin_expect has cost of 0;
2480 compute cost for moving return value of call.
2481 (init_inline_once): Initialize time_based flags.
2482 * tree-inline.h (eni_weights_d): Add time_based flag.
2484 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2486 * df-core.c: Update head documentation.
2488 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2491 * rs6000.c (rs6000_generate_compare): Use op1b instead of
2492 shadowing exisiting variable op1.
2494 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
2497 * config/i386/driver-i386.c (processor_signatures): New enum.
2498 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
2499 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
2500 processor signature to detect geode processor.
2502 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2506 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2508 * optabs.c (prepare_cmp_insn): Temporarily disable test that
2509 causes spurious differences between trunk and cond-optab branch.
2511 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
2513 * dojump.c (compare_from_rtx): Delete.
2514 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
2515 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
2516 if the comparison does not satisfy the predicate; test predicates for
2517 operands 2 and 3 of a cstore pattern. Don't try cstore optab
2518 further if one existing pattern fails.
2519 * expr.h (compare_from_rtx): Delete.
2520 (prepare_operand): Declare it.
2521 * optabs.c: Change "lib call" to "libcall" throughout.
2522 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
2523 HAVE_conditional_trap, emit_cmp_insn): Delete.
2524 (can_compare_p): Delete cmp_optab case.
2525 (prepare_float_lib_cmp): Return an rtx and a machine mode.
2526 Accept other parameters by value.
2527 (prepare_operand): Make non-static.
2528 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
2529 other parameters by value. Try to widen operands here based on
2530 an optab_methods argument and looking at cbranch_optab.
2531 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
2532 loop. Use cbranch_optab directly.
2533 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
2534 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
2536 (emit_conditional_move, emit_conditional_add): Inline what's needed
2537 of compare_from_rtx, using new prepare_cmp_insn for the rest.
2538 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
2539 with COMPARE. Move cmov_optab and cstore_optab above
2540 with cbranch_optab, move cmp_optab down with ucmp_optab,
2541 remove tst_otpab. Do not initialize trap_rtx.
2542 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
2543 for trap code. Do not check HAVE_conditional_trap. Use
2544 prepare_cmp_insn. Accept no predicate for operand 3.
2545 * optabs.h (OTI_cmp): Mark as used only for libcalls.
2546 (OTI_ctrap, ctrap_optab): New.
2547 (tst_optab): Delete.
2548 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
2549 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
2550 with lookup of ctrap_optab.
2551 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
2552 setcc_gen_code): Delete.
2555 * combine.c (combine_simplify_rtx, simplify_set): Do not
2556 special case comparing against zero for cc0 machines.
2557 * simplify-rtx.c (simplify_binary_operation_1): Never remove
2558 COMPARE on cc0 machines.
2559 (simplify_relational_operation): Return a new expression when
2560 a COMPARE could be removed.
2561 * final.c (final_scan_insn): Compare cc_status values
2562 against LHS of a (compare FOO (const_int 0)) cc0 source.
2563 Also check if cc_status.value is the full compare.
2565 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
2566 (cstoreMM4): Document.
2567 (conditional_trap): Document ctrapMM4 instead.
2568 (sync_compare_and_swapMM): Refer to cbranchcc4.
2569 (Dependent Patterns): Eliminate obsolete information referring to
2570 the old jump optimization phase.
2571 (Canonicalization): Include cbranchcc4 case, omit canonicalization
2572 of compares with 0 on cc0 machines.
2573 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
2574 avoiding references to cc0. Remove text about storing operands
2576 * doc/tm.texi (Condition Codes): Include blurb on different
2577 condition code representations, separate into subsections for
2578 CC0, MODE_CC and conditional execution.
2580 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
2581 alpha_emit_setcc): Accept operands and a machine mode.
2582 * config/alpha/alpha.c (alpha_emit_conditional_branch):
2583 Get code/op0/op1 from operands, use machine mode argument
2584 instead of alpha_compare.fp_p. Emit the branch here.
2585 (alpha_emit_setcc): Likewise, and return boolean.
2586 (alpha_emit_conditional_move): Likewise. Assert that
2587 cmp_op_mode == cmp_mode, and simplify accordingly.
2588 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
2589 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
2590 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
2592 (stack probe test): Use cbranchdi4.
2593 * config/alpha/predicates.md (alpha_cbranch_operator): New.
2595 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
2596 * config/arc/arc.h (movsicc, movsfcc): Use it.
2597 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
2598 (cbranchsi4, cstoresi4): New.
2599 (cmpsi, bCC and sCC expanders): Remove.
2601 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
2602 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
2603 * config/arm/predicates.md (arm_comparison_operator): Only include
2604 floating-point operators if there is a hardware floating-point unit.
2605 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
2606 deferring to cbranch_cc and cstore_cc respectively.
2607 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
2608 cbranch_cc, cstore_cc): New.
2609 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
2611 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
2613 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
2614 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
2616 (adjust_insn_length): Adjust calls.
2617 (avr_reorg): Handle (compare (foo) (const_int 0)).
2618 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
2619 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
2620 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
2621 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
2623 (cbranchqi4, cbranchhi4, cbranchsi4): New.
2624 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
2626 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
2627 (cbranchsi4, cstorebi4, cstoresi4): New.
2628 (movbisi): This insn is duplicate, split it to zero_extend.
2629 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
2630 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
2631 (bfin_optimize_loop): Use cbranch expander.
2632 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
2633 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
2634 (bfin_bimode_comparison_operator): ... this.
2635 (bfin_direct_comparison_operator): New.
2637 * config/cris/cris.c (cris_normal_notice_update_cc): Look
2638 inside (compare FOO (const_int 0)).
2639 (cris_rtx_costs): Handle ZERO_EXTRACT.
2640 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
2641 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
2642 (*tstdi_v32): Delete.
2643 (*cmpdi_non_v32): Add M alternative for operand 1.
2644 (cmpsi, cmp<mode>): Make private.
2645 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
2647 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
2649 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
2650 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
2651 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
2652 (cc_reg_operand): New.
2654 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
2655 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
2656 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
2657 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
2658 crx_expand_scond): Delete.
2660 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
2662 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
2663 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
2665 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
2666 cstoresi4, cstoresf4, cstoredf4): New.
2667 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
2668 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2669 Receive the entire operands array.
2670 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
2671 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
2672 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
2673 Get test/op0/op1 from the operands array.
2674 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
2676 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
2677 (h8300_expand_store): New.
2678 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
2680 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
2681 (h8300_expand_store): New.
2682 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
2683 or do not try to produce (set (cc0) REG).
2684 (peepholes): Wrap arguments with COMPARE. Add a peephole to
2685 change a compare into a move to a scratch register. Disable some
2686 peepholes when comparing with zero.
2687 (tstsi, tsthi, tstsi, cmpqi): Make private.
2690 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
2693 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
2694 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
2695 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
2696 (ix86_emit_i387_log1p): Use cbranchxf2.
2697 (ix86_expand_setcc): Return void.
2698 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
2699 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
2700 cmp<MODEF>, cmpcc): Remove.
2701 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
2702 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
2703 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
2704 (sCC and bCC expanders): Remove.
2705 (stack_protect_test): Use cbranchcc4.
2707 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
2709 (ia64_expand_compare): Accept three rtx by reference and return void.
2710 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
2711 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
2712 from *expr. Update *expr with the BImode comparison to do.
2713 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
2714 cmptf, bCC, sCC, conditional_trap): Delete.
2715 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
2716 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
2717 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
2718 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
2719 * config/ia64/predicates.md (ia64_cbranch_operator): New.
2721 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
2722 type of last argument.
2723 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
2724 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
2725 use machine mode argument instead of branch_type. Remove dead
2726 code for floating-point comparisons.
2727 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
2728 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
2730 (cbranchsi4, cstoresi4): New.
2731 * config/iq2000/predicates.md (reg_or_const_operand): New.
2733 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
2734 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
2735 (b<code>_op): Rewrite to...
2736 (bcc_op): ... this, using match_operator.
2737 (s<code>_op): Rewrite to...
2738 (scc_op): ... this, using match_operator.
2739 (s<code>_24_op): Rewrite to...
2740 (scc_op_24): ... this, using match_operator.
2741 (s<code>_<mode>): Rewrite to...
2742 (cstore<mode>4): ... this, using match_operator.
2743 (s<code>_<mode>_24): Rewrite to...
2744 (cstore<mode>4_24): ... this, using match_operator.
2745 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
2746 m32c_unpend_compare, m32c_expand_scc): Delete.
2747 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
2748 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
2749 (m32c_expand_movcc): Change NE to EQ if necessary.
2750 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
2752 * config/m32r/m32r-protos.h (gen_cond_store): New.
2753 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
2754 (gen_cond_store): New, from sCC patterns.
2755 (m32r_expand_block_move): Use cbranchsi4.
2756 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
2757 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
2758 (cbranchsi4, cstoresi4): New.
2760 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
2762 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
2763 (m68hc11_notice_update_cc): Look into a compare with 0.
2764 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
2766 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
2767 cmphi, cmpqi, bCC): Delete.
2768 (cbranchsi4, cbranchhi4, cbranchqi4): New.
2769 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
2770 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
2773 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
2774 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
2775 * config/m68k/constraints.md (H): New.
2776 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
2777 the define_insn below.
2778 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
2779 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
2780 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
2781 patterns): Wrap RHS with COMPARE.
2782 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
2783 (*cmpdi_internal): Name this pattern.
2784 (cmpdi): Change to define_insn.
2785 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
2786 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
2787 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
2789 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
2790 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
2791 (conditional_trap): Change to...
2792 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
2793 (*conditional_trap): Use the ordered_comparison_operator and
2794 const1_operand predicates.
2795 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
2796 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
2797 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
2798 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
2800 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
2801 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
2802 (mcore_gen_compare): New.
2803 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
2804 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
2805 (mcore_gen_compare): ... this.
2806 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
2807 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
2808 (stack probe pattern): Use cbranchsi4.
2810 * config/mips/predicates.md (mips_cstore_operator): New.
2811 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
2812 * config/mips/mips.md (any_cond): Delete.
2813 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
2815 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
2816 fixuns_truncsfdi2): Use cbranch patterns.
2817 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
2818 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
2819 Adjust call to mips_expand_conditional_branch.
2820 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
2822 * config/mips/mips-protos.h (mips_expand_conditional_branch,
2823 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
2824 * config/mips/mips.c (cmp_operands): Delete.
2825 (mips_emit_compare): Get comparison operands from *op0/*op1.
2826 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
2827 that it succeeds. Use op0/op1 instead of cmp_operands.
2828 (mips_expand_conditional_branch, mips_expand_conditional_move,
2829 mips_expand_conditional_trap): Likewise.
2830 (mips_block_move_loop): Use cbranch patterns.
2831 * config/mips/mips.h (cmp_operands): Delete.
2833 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
2834 (mmix_gen_compare_reg): Just return a register in the right CC mode.
2835 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
2836 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
2837 (*cmpcc_folded): Rename to...
2838 (*cmpdi_folded): this.
2839 (*cmpcc): Rename to...
2841 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
2844 (cbranchdf4): New. Handle invalid comparisons here.
2845 * config/mmix/predicates.md (float_comparison_operator): New.
2847 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
2848 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
2849 * config/mn10300/mn10300.md (tst): Delete.
2850 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
2851 Name these patterns and wrap RHS in a compare.
2852 (*cmpsi): Make this pattern private. Include tst.
2853 (*cmpsf): Make this pattern private.
2854 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
2855 (compare with zero peepholes): Likewise.
2857 (cbranchsi4, cbranchsf4): New.
2858 (casesi): Use cbranchsi4.
2860 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
2861 hppa_branch_type): Delete.
2862 (return_addr_rtx): Use cbranchsi4.
2863 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
2864 Emit CCFPmode comparison here.
2865 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
2866 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
2867 hppa_branch_type): Delete.
2868 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
2869 (movsicc, movdicc): Remove references to hppa_compare_op0,
2870 hppa_compare_op1 and compare_from_rtx.
2871 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
2872 (casesi): Use cbranchsi4.
2874 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
2875 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
2876 * config/pdp11/pdp11.md (register_or_const0_operand): New.
2877 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
2878 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
2880 (cbranchdf4, cbranchhi4, cbranchqi4): New.
2881 (*branch, *branch_inverted): New.
2883 * config/picochip/picochip.md (cbranchhi4): Use
2884 ordered_comparison_operator.
2885 (cmphi, bCC): Remove.
2887 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
2888 (trap_comparison_operator): Delete.
2889 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
2890 rs6000_emit_cbranch): Accept mode and operands.
2891 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
2892 rs6000_compare_fp_p): Delete.
2893 (rs6000_generate_compare): Accept mode and comparison. Extract code
2894 and op0/op1 from there. Replace references to rs6000_compare_op0
2895 and rs6000_compare_op1.
2896 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
2897 extract result from passed operands.
2898 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
2899 extract loc from passed operands.
2900 (rs6000_emit_cmove): Likewise.
2901 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
2902 rs6000_compare_fp_p): Delete.
2903 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
2904 (cbranch<GPR>4, cbranch<FP>4): New.
2905 (cstore<mode>4): New. Consolidate here all choices about when to use
2906 portable or specialized sCC sequences.
2907 (stack_protect_test): Use cbranchsi4.
2908 (conditional_trap): Replace with ctrap<GPR>4.
2909 (conditional trap insn): Replace trap_comparison_operator with
2910 ordered_comparison_operator.
2912 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
2913 (s390_emit_prologue): Use ctrap.
2914 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
2915 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
2916 New predicates replacing...
2917 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
2918 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
2919 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
2920 (add<mode>cc): Do not use s390_compare_op0/op1.
2921 (s<code>): Change to...
2922 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
2924 (cstorecc4): ... this. Handle EQ or NE equally.
2925 (*sne): Un-privatize for use in cstorecc4.
2926 (b<code>): Change to...
2927 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
2928 (conditional_trap): Replace with...
2929 (ctrap<GPR>4, ctrap<FP>4): ... these.
2930 (stack_protect): Use cbranchcc4.
2932 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
2933 * config/score/score-protos.h (score_gen_cmp): Delete.
2934 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
2935 (score_block_move-loop): Use cbranchsi4.
2936 * config/score/score.md (cbranchsi4): New.
2937 (cmpsi, bCC): Delete.
2938 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
2939 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2940 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
2941 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
2942 * config/score/score3.h (score3_gen_cmp): Delete.
2943 * config/score/score7.h (score7_gen_cmp): Delete.
2945 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
2946 (sh_emit_scc_to_t): ... this. Return void.
2947 (from_compare): Rename to...
2948 (sh_emit_compare_and_branch): ... this.
2949 (sh_emit_compare_and_set): New.
2950 (sh_expand_t_scc): Accept operands.
2951 * config/sh/predicates.md (sh_float_comparison_operator): New.
2952 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
2953 (prepare_scc_operands): Rename to...
2954 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
2956 (sh_emit_cheap_store_flag): New.
2957 (sh_emit_set_t_insn): New.
2958 (from_compare): Rename to...
2959 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
2960 handling of TARGET_SH2E floating point to avoid recursive call.
2961 Generate branch here.
2962 (sh_emit_compare_and_set): New.
2963 (sh_expand_t_scc): Get op0/op1 from arguments.
2964 (sh_emit_cheap_store_flag): New.
2965 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
2967 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
2968 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
2969 (movsicc, movdicc): Do nothing when it recreated operands from
2970 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
2971 prepare_scc_operands (now sh_emit_scc_to_t).
2972 (udivdi3): Use cstoresi4.
2973 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
2974 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
2975 (cbranchint4_media, cbranchfp4_media): New.
2976 (casesi): Use cbranchdi4.
2977 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
2979 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
2980 (movnegt): Remove second operand.
2981 (cbranchsf4, cbranchdf4): New.
2982 (stack_protect): Use cbranchdi4/cbranchsi4.
2984 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
2985 (gen_compare_reg): Accept comparison, extract part of it to...
2986 (gen_compare_reg_1): ... this.
2987 (gen_compare_operator): Delete.
2988 (gen_v9_scc): Accept separate destination, comparison code and arms.
2989 Do not use sparc_compare_op0/sparc_compare_op1.
2990 (emit_scc_insn, emit_conditional_branch_insn): New.
2991 (emit_v9_brxx): Make static. Remove useless assertion.
2992 (sparc_emit_float_lib_cmp): Return RTL instead of calling
2994 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
2995 * config/sparc/sparc-protos.h (gen_compare_reg,
2996 sparc_emit_float_lib_cmp): Adjust prototype.
2997 (emit_scc_insn, emit_conditional_branch_insn): New.
2998 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
2999 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
3000 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
3001 iterators to the top.
3002 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
3003 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
3004 snedi_special_trunc): Delete.
3005 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
3006 and snedi_special_trunc.
3007 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
3008 cbranchdi4, cbranch<F:mode>4): New.
3009 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
3010 here. Use gen_compare_reg instead of gen_compare_operator.
3011 (conditional_trap): Replace with...
3012 (ctrapsi4, ctrapdi4): ... this.
3013 (stack_protect_test): Use cbranchcc4.
3015 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
3017 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
3018 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
3019 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
3020 from operands[0] or operands[3] depending on is_set.
3021 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
3022 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
3023 cmpdf, bCC), sCC: Remove.
3024 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
3025 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
3027 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
3028 spu_emit_branch_or_set.
3030 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
3032 * config/stormy16/stormy16.h (xstormy16_compare_op0,
3033 xstormy16_compare_op1): Delete.
3034 * config/stormy16/stormy16.c (xstormy16_compare_op0,
3035 xstormy16_compare_op1): Delete.
3036 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
3038 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
3039 (cmphi, cmpsi, bCC): Remove.
3041 * config/v850/v850.md (tstsi, cmpsi): Fold into...
3042 (*cmpsi): ... this one.
3043 (cbranchsi4, cstoresi4): New.
3044 (bCC expanders): Delete.
3045 (sCC insns): Fold into...
3046 (*setcc): ... this one.
3047 (casesi): Do not use gen_cmpsi and gen_bgtu.
3048 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
3049 (movsicc): Simplify.
3050 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
3052 * config/vax/vax-protos.h (cond_name): New.
3053 (vax_output_conditional_branch): Remove.
3054 * config/vax/vax.c (cond_name): New.
3055 (vax_output_conditional_branch): Remove.
3056 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
3057 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
3058 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
3059 (bit<VAXint>): Wrap source with (compare).
3060 (b<code> and following unnamed pattern): Rename to *branch and
3061 *branch_reversed. Change macroization to match_operator.
3062 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
3064 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
3065 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
3066 Change last argument to machine_mode.
3067 (xtensa_expand_scc): Add machine_mode argument.
3068 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
3069 (gen_conditional_move, xtensa_expand_conditional_branch,
3070 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
3071 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
3072 Adjust operand numbers.
3073 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
3075 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
3076 (cmpsi, cmpsf, b<code>, s<code>): Delete.
3077 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
3079 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
3081 * optabs.c (prepare_cmp_insn): Temporarily disable test that
3082 causes spurious differences between trunk and cond-optab branch.
3084 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3087 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
3089 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
3091 * tree.c (iterative_hash_pointer): Delete.
3092 (iterative_hash_expr): Short-circuit handling of NULL pointer.
3093 Hash UIDs and versions of SSA names. Don't special-case built-in
3094 function declarations.
3096 2009-05-11 Ian Lance Taylor <iant@google.com>
3099 * graphite.c: Force -Wc++-compat to only be a warning before
3100 #including "cloog/cloog.h".
3102 2009-05-11 Martin Jambor <mjambor@suse.cz>
3104 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
3106 2009-05-11 Jan Hubicka <jh@suse.cz>
3108 * tree-ssa-loop-ivcanon.c: Include target.h
3109 (struct loop_size): new structure.
3110 (constant_after_peeling): New predicate.
3111 (tree_estimate_loop_size): New function.
3112 (estimated_unrolled_size): Rewrite for new estimates.
3113 (try_unroll_loop_completely): Use new estimates.
3114 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
3116 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3118 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
3119 libcpp interface change.
3120 (spu_macro_to_expand): Likewise.
3122 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
3124 PR tree-optimization/40026
3125 * gimplify.c (gimplify_init_constructor): Change initial conditional
3126 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
3127 optimize_compound_literals_in_ctor.
3129 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
3131 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
3133 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
3135 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
3137 * tree-vect-data-refs.c (vect_analyze_group_access): Use
3138 HOST_WIDE_INT for gap.
3140 2009-05-11 Ira Rosen <irar@il.ibm.com>
3142 PR tree-optimization/40074
3143 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
3144 account in group size and step comparison.
3146 2009-05-11 Richard Guenther <rguenther@suse.de>
3148 * passes.c (init_optimization_passes): Strip now incorrect comment.
3149 (execute_function_todo): Do not set PROP_alias.
3150 * tree-pass.h (PROP_alias): Remove.
3151 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
3152 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
3153 * tree-nrv.c (pass_return_slot): Likewise.
3154 * tree-object-size.c (pass_object_sizes): Likewise.
3155 * tree-ssa-dom.c (pass_dominator): Likewise.
3156 (pass_phi_only_cprop): Likewise.
3157 * tree-ssa-dse.c (pass_dse): Likewise.
3158 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
3159 (pass_cselim): Likewise.
3160 * tree-ssa-pre.c (pass_pre): Likewise.
3161 (pass_fre): Likewise.
3162 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
3163 * tree-ssa-sink.c (pass_sink_code): Likewise.
3164 * tree-stdarg.c (pass_stdarg): Likewise.
3165 * tree-tailcall.c (pass_tail_calls): Likewise.
3166 * tree-vrp.c (pass_vrp): Likewise.
3168 2009-05-10 Ian Lance Taylor <iant@google.com>
3170 * basic-block.h (enum profile_status): Break out of struct
3172 * cgraph.h (struct inline_summary): Break out of struct
3174 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
3175 of struct cgraph_order_sort.
3176 * combine.c (enum undo_kind): New enum, broken out of struct undo.
3177 * cse.c (struct branch_path): Break out of struct
3178 cse_basic_block_data.
3179 * except.h (enum eh_region_type): Break out of struct eh_region.
3180 * gcc.c (enum add_del): Break out of struct modify_target.
3181 * genrecog.c (enum decision_type): Break out of struct decision_test.
3182 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
3184 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
3185 * regmove.c (enum match_use): New enum, broken out of struct match.
3186 * sched-int.h (enum post_call_group): New enum, broken out of
3188 (struct deps_reg): Break out of struct deps.
3189 * target.h (struct asm_int_op): Break out of struct gcc_target.
3190 * tree-eh.c (struct goto_queue_node): Break out of struct
3192 * tree-inline.h (enum copy_body_cge_which): Break out of
3194 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
3196 * c-decl.c (in_struct, struct_types): New static variables.
3197 (pushtag): Add loc parameter. Change all callers.
3198 (lookup_tag): Add ploc parameter. Change all callers.
3199 (check_compound_literal_type): New function.
3200 (parser_xref_tag): Add loc parameter. Change all callers. If
3201 -Wc++-compat, warn about struct/union/enum types defined within a
3203 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
3204 and loc parameters. Change all callers. Change error calls to
3205 error_at, using loc. For a redefinition, if the location of the
3206 original definition is known, report it. Set in_struct and
3207 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
3208 (finish_struct): Add new parameters enclosing_in_struct and
3209 enclosing_struct_types. Change all callers. Set
3210 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
3211 in the struct. If in a struct, add this struct to struct_types.
3212 (start_enum): Add loc parameter. Change all callers. Use
3213 error_at for errors, using loc. For a redefinition, if the
3214 location of the original definition is known, report it. If in a
3215 struct, add this enum type to struct_types. If -Wc++-compat warn
3216 if in sizeof, typeof, or alignof.
3217 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
3218 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
3219 (c_parser_enum_specifier): Get enum location for start_enum.
3220 (c_parser_struct_or_union_specifier): Get struct location for
3221 start_struct. Save in_struct and struct_types status between
3222 start_struct and finish_struct.
3223 (c_parser_cast_expression): Get location of cast.
3224 (c_parser_alignof_expression): Get location of type.
3225 (c_parser_postfix_expression): Likewise.
3226 (c_parser_postfix_expression_after_paren_type): Add type_loc
3227 parameter. Change all callers. Call check_compound_literal_type.
3228 Use type_loc for error about variable size type.
3229 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
3230 of an enum constant from an enum type defined in a struct or union.
3231 (c_cast_expr): Add loc parameter. Change all callers. If
3232 -Wc++-compat, warn about defining a type in a cast.
3233 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
3234 (start_enum, start_struct, finish_struct): Update declarations.
3235 (parser_xref_tag, c_cast_expr): Update declarations.
3236 (check_compound_literal_type): Declare.
3238 2009-05-11 Ben Elliston <bje@au.ibm.com>
3240 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
3241 for recent libcpp interface change.
3242 (rs6000_macro_to_expand): Likewise.
3244 2009-05-10 Michael Matz <matz@suse.de>
3247 * config/arm/arm.c (require_pic_register): Emit on entry edge,
3248 not at entry of function.
3250 2009-05-10 Richard Guenther <rguenther@suse.de>
3252 PR tree-optimization/40081
3254 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3255 using the main variant of the element type. Do not fiddle with
3256 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3258 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
3259 structs with volatile fields.
3261 2009-05-10 Jan Hubicka <jh@suse.cz>
3263 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
3264 (estimate_move_cost): Assert that it does not get called for
3266 (estimate_num_insns): Skip VOID types in argument handling.
3267 (optimize_inline_calls): Delete unreachable blocks and verify that
3270 2009-05-10 Jan Hubicka <jh@suse.cz>
3272 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
3273 * cgraph.c (cgraph_mark_address_taken_node): New function.
3274 (dump_cgraph_node): Dump new flag.
3275 * cgraph.h (struct cgraph_node): Add address_taken.
3276 (cgraph_mark_address_taken_node): New function.
3277 * ipa.c (cgraph_postorder): Prioritize functions with address taken
3278 since new direct calls can be born.
3280 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3282 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
3285 2009-05-10 Jan Hubicka <jh@suse.cz>
3288 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
3290 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
3291 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
3292 * tree-inline.c (copy_bb): Set frequency correctly.
3293 (fold_marked_statements): Update call to
3294 cgraph_update_edges_for_call_stmt.
3296 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3298 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
3299 identifiers in diagnostics.
3300 * config/arm/arm.c (arm_handle_fndecl_attribute,
3301 arm_handle_isr_attribute): Likewise.
3302 * config/avr/avr.c (avr_handle_progmem_attribute,
3303 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
3304 * config/bfin/bfin.c (handle_int_attribute,
3305 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
3306 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
3307 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
3309 * config/darwin.c (darwin_handle_kext_attribute,
3310 darwin_handle_weak_import_attribute): Likewise.
3311 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
3312 h8300_handle_eightbit_data_attribute,
3313 h8300_handle_tiny_data_attribute): Likewise.
3314 * config/i386/i386.c (ix86_handle_cconv_attribute,
3315 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
3316 * config/i386/winnt.c (ix86_handle_shared_attribute,
3317 ix86_handle_selectany_attribute): Likewise.
3318 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3319 * config/m32c/m32c.c (function_vector_handler): Likewise.
3320 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
3321 m68hc11_handle_fntype_attribute): Likewise.
3322 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3323 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3324 * config/mips/mips.c (mips_insert_attributes,
3325 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
3326 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
3327 rs6000_handle_struct_attribute): Likewise.
3328 * config/sh/sh.c (sh_insert_attributes,
3329 sh_handle_resbank_handler_attribute,
3330 sh_handle_interrupt_handler_attribute,
3331 sh2a_handle_function_vector_handler_attribute,
3332 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3334 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
3335 * config/spu/spu.c (spu_handle_fndecl_attribute,
3336 spu_handle_vector_attribute): Likewise.
3337 * config/stormy16/stormy16.c
3338 (xstormy16_handle_interrupt_attribute): Likewise.
3339 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
3340 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3342 2009-05-10 Joseph Myers <joseph@codesourcery.com>
3344 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
3345 (pp_translate_identifiers): New.
3346 (pp_identifier): Only conditionally translate identifier to locale
3348 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
3349 (pp_base_tree_identifier): Only conditionally translate identifier
3350 to locale character set.
3351 * c-pretty-print.c (M_): Define.
3352 (pp_c_type_specifier, pp_c_primary_expression): Mark English
3353 fragments for conditional translation with M_.
3354 * tree-pretty-print.c (maybe_init_pretty_print): Disable
3355 identifier translation.
3357 2009-05-10 Richard Guenther <rguenther@suse.de>
3359 PR tree-optimization/40081
3360 * tree-sra.c (instantiate_element): Instantiate scalar replacements
3361 using the main variant of the element type. Do not fiddle with
3362 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
3364 2009-05-09 Jan Hubicka <jh@suse.cz>
3367 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
3368 indirect calls; verify cgraph afterwards.
3370 2009-05-09 Jan Hubicka <jh@suse.cz>
3373 * ipa.c (update_inlined_to_pointer): New function.
3374 (cgraph_remove_unreachable_nodes): Use it.
3376 2009-05-09 Jan Hubicka <jh@suse.cz>
3378 * tree-eh.c (struct leh_state): Remove prev_try.
3379 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
3381 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
3382 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
3383 remove_eh_handler_and_replace, foreach_reachable_handler,
3384 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
3385 * except.h (struct eh_region): Remove eh_region_u_cleanup.
3386 (gen_eh_region_cleanup): Update prototype.
3388 2009-05-09 Jan Hubicka <jh@suse.cz>
3391 * except.c (copy_eh_region): Always set prev_try.
3392 (redirect_eh_edge_to_label): Find outer try.
3393 (foreach_reachable_handler): When looking for prev try
3394 handle case where previous try is not going to be taken.
3396 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3398 PR tree-optimization/40049
3399 * tree-vect-stmts.c (vectorizable_operation): If the machine has
3400 only vector/vector shifts, convert the type of the constant to the
3401 appropriate type to avoid building incorrect trees, which
3402 eventually have problems with garbage collection.
3404 2009-05-08 Joseph Myers <joseph@codesourcery.com>
3406 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
3407 -1 for complex floating-point types if honoring signed zeros.
3409 2009-05-08 Jan Hubicka <jh@suse.cz>
3411 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
3412 argument; handle correctly when profile is absent.
3413 (build_cgraph_edges): Update.
3414 (rebuild_cgraph_edges): Update.
3415 * cgraph.c: Do not include varray.h.
3416 (cgraph_set_call_stmt_including_clones): New function.
3417 (cgraph_create_edge_including_clones): Likewise
3418 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
3419 (cgraph_update_edges_for_call_stmt): Handle clones.
3420 (cgraph_remove_node): Handle clone tree.
3421 (cgraph_remove_node_and_inline_clones): New function.
3422 (dump_cgraph_node): Dump clone tree.
3423 (cgraph_clone_node): Handle clone tree.
3424 (clone_function_name): Bring here from tree-inline.c.
3425 (cgraph_create_virtual_clone): New function.
3426 * cgraph.h (ipa_replace_map): Move here from ipa.h.
3427 (cgraph_clone_info): New function.
3428 (strut cgraph_node): Add clone_info and new clone tree pointers.
3429 (cgraph_remove_node_and_inline_clones,
3430 cgraph_set_call_stmt_including_clones,
3431 cgraph_create_edge_including_clones,
3432 cgraph_create_virtual_clone): Declare.
3433 (cgraph_function_versioning): Use VEC argument.
3434 (compute_call_stmt_bb_frequency): Update prototype.
3435 (cgraph_materialize_all_clones): New function.
3436 * ipa-cp.c (ipcp_update_cloned_node): Remove.
3437 (ipcp_create_replace_map): Update to VECtors.
3438 (ipcp_update_callgraph): Use virtual clones.
3439 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
3440 (ipcp_update_profiling): Do not update local profiling.
3441 (ipcp_insert_stage): Use VECtors and virtual clones.
3442 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
3443 (clone_of_p): New function.
3444 (cgraph_preserve_function_body_p): Use clone tree.
3445 (cgraph_optimize): Materialize clones.
3446 (cgraph_function_versioning): Update for VECtors.
3447 (save_inline_function_body): Use clone tree.
3448 (cgraph_materialize_clone): New function.
3449 (cgraph_materialize_all_clones): Likewise.
3450 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
3451 * ipa.c: Include gimple.h.
3452 (cgraph_remove_unreachable_nodes): Use clone tree.
3453 * ipa-prop.c (ipa_note_param_call): Update call to
3454 compute_call_stmt_bb_frequencycall.
3455 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
3456 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
3457 (copy_bb): Handle updating of clone tree; add new edge when new call
3459 (expand_call_inline): Be strict about every call having edge.
3460 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
3461 (delete_unreachable_blocks_update_callgraph): New function.
3462 (tree_function_versioning): Use VECtors; always remove unreachable
3463 blocks and fold conditionals.
3464 * tree-inline.h: Do not include varray.h.
3465 (tree_function_versioning): Remove.
3466 * Makefile.in (GTFILES): Remove tree-inline.c
3467 * passes.c (do_per_function): Do only functions having body.
3468 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
3471 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
3472 Andrew Morrow <acm@google.com>
3475 * c-common.c (c_common_attribute_table): Permit deprecated
3476 attribute to take an optional argument.
3477 (handle_deprecated_attribute): If the optional argument to
3478 __attribute__((deprecated)) is not a string ignore the attribute
3481 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
3482 * c-typeck.c (build_component_ref): Likewise.
3483 (build_external_ref): Likewise.
3485 * toplev.c (warn_deprecated_use): Add an attribute argument.
3486 Emit the message associated with __attribute__((deprecated)).
3488 * toplev.h (warn_deprecated_use): Updated.
3490 * doc/extend.texi: Document new optional parameter to
3491 __attribute__((deprecated))
3493 2009-05-08 Michael Eager <eager@eagercon.com>
3495 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
3496 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
3498 2009-05-08 Richard Guenther <rguenther@suse.de>
3500 PR tree-optimization/40062
3501 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
3502 Avoid exponential behavior.
3504 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3506 PR rtl-optimization/33928
3508 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
3509 process_uses, build_single_def_use_links): New.
3510 (update_df): Update use_def_ref.
3511 (forward_propagate_into): Use get_def_for_use instead of use-def
3513 (fwprop_init): Call build_single_def_use_links and let it initialize
3515 (fwprop_done): Free use_def_ref.
3516 (fwprop_addr): Eliminate duplicate call to df_set_flags.
3517 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
3518 df_rd_simulate_one_insn): New.
3519 (df_rd_bb_local_compute_process_def): Update head comment.
3520 (df_chain_create_bb): Use the new RD simulation functions.
3521 * df.h (df_rd_simulate_artificial_defs_at_top,
3522 df_rd_simulate_one_insn): New.
3523 * opts.c (decode_options): Enable fwprop at -O1.
3524 * doc/invoke.texi (-fforward-propagate): Document this.
3526 2009-05-08 Joseph Myers <joseph@codesourcery.com>
3529 * c-typeck.c (build_binary_op): Handle arithmetic between one real
3530 and one complex operand specially.
3531 * tree-complex.c (some_nonzerop): Do not identify a real value as
3532 zero if flag_signed_zeros.
3534 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3536 PR rtl-optimization/33928
3537 * loop-invariant.c (record_use): Fix && vs. || mishap.
3539 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
3541 PR rtl-optimization/33928
3542 * loop-invariant.c (struct use): Add addr_use_p.
3543 (struct def): Add n_addr_uses.
3544 (struct invariant): Add cheap_address.
3545 (create_new_invariant): Set cheap_address.
3546 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
3547 (record_uses): Pass df_ref to record_use.
3548 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
3551 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3553 * config/sh/sh.c: Do not include c-pragma.h.
3555 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
3557 * config/spu/spu.c: Remove include of c-common.h.
3559 2009-05-07 Janis Johnson <janis187@us.ibm.com>
3562 * c-common.h (mark_valid_location_for_stdc_pragma,
3563 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
3564 clear_float_const_decimal64, float_const_decimal64_p): New.
3565 * c.opt (Wunsuffixed-float-constants): New.
3566 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
3567 unsuffixed float constant, handle new warning.
3568 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
3569 * c-decl.c (c_scope): New flag float_const_decimal64.
3570 (set_float_const_decimal64, clear_float_const_decimal64,
3571 float_const_decimal64_p): New.
3572 (push_scope): Set new flag.
3573 * c-parser.c (c_parser_translation_unit): Mark when it's valid
3574 to use STDC pragmas.
3575 (c_parser_external_declaration): Ditto.
3576 (c_parser_compound_statement_nostart): Ditto.
3577 * c-pragma.c (valid_location_for_stdc_pragma,
3578 mark_valid_location_for_stdc_pragma,
3579 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
3580 handle_pragma_float_const_decimal64): New.
3581 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
3582 * cp/semantics.c (valid_location_for_stdc_pragma_p,
3583 set_float_const_decimal64, clear_float_const_decimal64,
3584 float_const_decimal64_p): New dummy functions.
3585 * doc/extend.texi (Decimal Float): Remove statement that the
3586 pragma, and suffix for double constants, are not supported.
3587 * doc/invoke.texi (Warning Options): List new option.
3588 (-Wunsuffixed-float-constants): New.
3590 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
3592 * config/i386/i386.c: Do not include c-common.h.
3594 2009-05-07 Mark Heffernan <meheff@google.com>
3596 * doc/invoke.texi (Debugging Options): Document change of debugging
3598 * opts.c (decode_options): Make dump_base_name relative to
3599 aux_base_name directory.
3601 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3603 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
3604 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
3606 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
3608 * Makefile.in (install-plugin): Simplify a bit.
3610 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
3612 * Makefile.in (OBJS-common): Add regcprop.o.
3614 * timevar.def (TV_CPROP_REGISTERS): New.
3615 * regrename.c (regrename_optimize): Return 0.
3616 (rest_of_handle_regrename): Delete.
3617 (pass_rename_registers): Point to regrename_optimize.
3618 (struct value_data_entry, struct value_data,
3619 kill_value_one_regno, kill_value_regno, kill_value,
3620 set_value_regno, init_value_data, kill_clobbered_value,
3621 kill_set_value, kill_autoinc_value, copy_value,
3622 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
3623 replace_oldest_value_reg, replace_oldest_value_addr,
3624 replace_oldest_value_mem, copyprop_hardreg_forward_1,
3625 debug_value_data, validate_value_data): Move...
3626 * regcprop.c: ... here.
3627 (rest_of_handle_cprop): Delete.
3628 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
3630 2009-05-07 Jakub Jelinek <jakub@redhat.com>
3633 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
3634 GEN_INT for 1 << bitnum.
3635 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
3638 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
3640 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
3641 Remove wrong description of "nand" operation.
3643 2009-05-06 Richard Guenther <rguenther@suse.de>
3644 Adam Nemet <anemet@caviumnetworks.com>
3646 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
3647 comment. Add that if LHS is not a gimple register, then RHS1 has
3648 to be a single object (GIMPLE_SINGLE_RHS).
3650 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
3652 * expr.c (get_def_for_expr): Move it up in the file.
3653 (store_field): When expanding a bit-field store, look at the
3654 defining gimple stmt for the masking conversion.
3656 2009-05-06 Janis Johnson <janis187@us.ibm.com>
3659 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
3660 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
3661 32-bit memcpy into long.
3663 2009-05-06 Jakub Jelinek <jakub@redhat.com>
3665 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
3666 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
3668 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
3669 instead of appending DW_OP_deref*.
3671 2009-05-06 Michael Matz <matz@suse.de>
3674 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
3675 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
3677 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
3679 * Makefile.in (install-plugin): Fix srcdir handling.
3681 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
3683 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
3684 when processing for not_regs_needed bitmap.
3685 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
3686 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
3687 handling it for rhs.
3689 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3691 * config/i386/i386.md (unnamed inc/dec peephole): Use
3692 optimize_insn_for_size_p instead of optimize_size.
3693 * config/i386/predicates.md (incdec_operand): Likewise.
3694 (aligned_operand): Likewise.
3695 * config/i386/sse.md (divv8sf3): Likewise.
3696 (sqrtv8sf2): Likewise.
3698 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3700 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
3702 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
3704 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
3706 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
3707 ssemodesuffixf2c with avxmodesuffixf2c.
3709 2009-05-06 Joseph Myers <joseph@codesourcery.com>
3712 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
3714 2009-05-05 Jakub Jelinek <jakub@redhat.com>
3716 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
3717 (struct tree_base): Adjust spacing for 8 bit boundaries.
3718 (struct tree_decl_common): Add decl_by_reference_flag bit.
3719 (DECL_BY_REFERENCE): Adjust.
3720 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
3721 print DECL_BY_REFERENCE bit.
3722 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
3723 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
3724 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
3725 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
3729 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
3730 range of the type, but default label is missing, add it with one
3731 of the existing labels instead of adding a new label for it.
3733 2009-05-05 Joseph Myers <joseph@codesourcery.com>
3737 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
3739 * Makefile.in (enable_plugin, plugin_includedir): New.
3740 (install): Depend on install-plugin.
3741 (PLUGIN_HEADERS): New.
3742 (install-plugin): New.
3743 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
3745 2009-05-05 Richard Guenther <rguenther@suse.de>
3747 PR tree-optimization/40022
3748 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
3750 (phivn_valid_p): Fix tuplification error, simplify.
3751 (phiprop_insert_phi): Add dumps.
3752 (propagate_with_phi): Simplify.
3754 2009-05-05 Richard Guenther <rguenther@suse.de>
3757 * builtins.c (gimplify_va_arg_expr): Properly build the address.
3759 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
3761 * tree.h (strip_float_extensions): Remove duplicate declaration.
3762 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
3763 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
3764 block_ultimate_origin): Rearrange the declarations line to match the
3765 comment that indicates the .c file which the functions are defined.
3766 (dwarf2out_*, set_decl_rtl): Add comment.
3767 (get_base_address): Adjust comment.
3768 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
3769 declarations line and add comment.
3770 (is_builtin_name): Add blank after function name, for clarity.
3772 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3774 * attribs.c (decl_attributes): Use %qE for identifiers in
3776 * cgraphunit.c (verify_cgraph_node): Translate function names to
3777 locale character set in diagnostics.
3778 * coverage.c (get_coverage_counts): Use %qE for identifiers in
3780 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
3781 Document that functions are named in UTF-8.
3782 * expr.c (expand_expr_real_1): Translate function names to locale
3783 character set in diagnostics.
3784 * gimplify.c (omp_notice_variable, omp_is_private,
3785 gimplify_scan_omp_clauses): Use %qE for identifiers in
3787 * langhooks.c (lhd_print_error_function): Translate function names
3788 to locale character set.
3789 * langhooks.h (decl_printable_name): Document that return value is
3790 in internal character set.
3791 * stmt.c: Include pretty-print.h
3792 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
3794 (resolve_operand_name_1): Translate named operand name to locale
3796 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
3798 * toplev.c (announce_function): Translate function names to locale
3800 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
3801 (default_tree_printer): Use pp_identifier or translate identifiers
3802 to locale character set. Mark "<anonymous>" for translation.
3803 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
3804 for identifiers in diagnostics.
3805 * tree.c (handle_dll_attribute): Use %qE for identifiers in
3807 * varasm.c (output_constructor): Use %qE for identifiers in
3810 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
3812 * configure.ac: use ` ` instead of $()
3813 * configure: Regenerate.
3815 2009-05-05 Ben Elliston <bje@au.ibm.com>
3817 * config/pa/linux-atomic.c: Eliminate conditional include of
3818 errno.h on non-LP64 systems to simplify build requirements.
3820 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3822 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
3824 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
3825 and pass value to identifier_to_locale.
3826 (warn_variable_length_array): Make name a tree.
3827 (grokdeclarator): Separate diagnostic texts for named and unnamed
3828 declarators. Use %qE for named declarators.
3829 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
3831 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
3832 identifiers in diagnostics.
3833 * c-typeck.c (push_member_name, start_init): Pass identifiers to
3834 identifier_to_locale. Mark "anonymous" strings for translation.
3836 2009-05-04 Michael Eager <eager@eagercon.com>
3838 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
3839 address for DImode/DFmode only if double-precision FP regs.
3841 2009-05-04 Michael Eager <eager@eagercon.com>
3843 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
3844 TARGET_SINGLE_FLOAT check.
3846 2009-05-04 Michael Eager <eager@eagercon.com>
3848 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
3850 2009-05-04 Michael Eager <eager@eagercon.com>
3852 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
3853 * config/rs6000/t-xilinx: New
3855 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
3857 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
3858 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
3859 * gcc/explow.c (memory_address): Use target hook.
3860 * gcc/targhooks.c (default_legitimize_address): New.
3861 * gcc/targhooks.h (default_legitimize_address): New.
3862 * gcc/target.h (legitimize_address): New.
3863 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
3864 (TARGET_INITIALIZER): Include it.
3865 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
3867 * config/bfin/bfin-protos.h (legitimize_address): Remove.
3868 * config/bfin/bfin.c (legitimize_address): Remove.
3869 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
3870 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
3872 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
3873 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
3875 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
3876 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
3877 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
3878 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
3879 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
3880 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
3881 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
3882 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
3883 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
3884 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
3885 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
3886 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
3887 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
3888 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
3889 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
3890 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
3891 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
3892 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
3893 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
3894 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
3895 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
3896 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
3897 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
3899 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
3900 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
3901 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
3902 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
3903 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
3904 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
3905 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
3906 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
3907 (thumb_legitimize_address): Delete.
3908 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
3909 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
3910 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
3911 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
3912 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
3913 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
3915 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
3918 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
3919 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
3920 * config/m32r/m32r.c (m32r_legitimize_address): New.
3921 * config/m68k/m68k.c (m68k_legitimize_address): New.
3922 * config/score/score.c (score_legitimize_address): Standardize.
3923 * config/score/score3.c (score3_legitimize_address): Standardize.
3924 * config/score/score3.h (score3_legitimize_address): Adjust.
3925 * config/score/score7.c (score7_legitimize_address): Standardize.
3926 * config/score/score7.h (score7_legitimize_address): Adjust.
3927 * config/sh/sh.c (sh_legitimize_address): New.
3928 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
3930 * gcc/config/s390/s390.c (legitimize_address): Rename to...
3931 (s390_legitimize_address): ... this.
3932 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
3933 (sparc_legitimize_address): ... this.
3934 * gcc/config/i386/i386.c (legitimize_address): Rename to...
3935 (ix86_legitimize_address): ... this.
3936 * gcc/config/avr/avr.c (legitimize_address): Rename to...
3937 (avr_legitimize_address): ... this.
3938 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
3939 (mn10300_legitimize_address): ... this.
3940 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
3941 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
3942 (alpha_expand_mov): Adjust call.
3944 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
3945 * config/spu/spu.c (spu_legitimize_address): Likewise.
3946 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
3947 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
3949 2009-05-04 Joseph Myers <joseph@codesourcery.com>
3951 * intl.c (locale_encoding, locale_utf8): New.
3952 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
3953 * intl.h (locale_encoding, locale_utf8): Declare.
3954 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
3955 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
3957 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
3959 (pp_tree_identifier): Define to call pp_base_tree_identifier.
3960 (pp_base_tree_identifier): Declare as function.
3961 (identifier_to_locale): Declare.
3962 * Makefile.in (pretty-print.o): Update dependencies.
3963 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
3965 2009-05-04 Richard Guenther <rguenther@suse.de>
3968 * builtins.c (fold_builtin_memory_op): Do not decay to element
3969 type if the size matches the whole array.
3971 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3973 * expmed.c (synth_mult): When trying out a shift, pass the result
3976 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
3978 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
3979 (shiftsub1_cost): New.
3980 (init_expmed): Compute shiftsub1_cost.
3981 (synth_mult): Optimize multiplications by constants of the form
3982 -(2^^m-1) for some constant positive integer m.
3984 2009-05-03 Richard Guenther <rguenther@suse.de>
3987 * c-typeck.c (array_to_pointer_conversion): Do not built
3988 ADDR_EXPRs of arrays of pointer-to-element type.
3989 * c-gimplify.c (c_gimplify_expr): Revert change fixing
3990 up wrong ADDR_EXPRs after-the-fact.
3991 * c-common.c (strict_aliasing_warning): Strip pointer
3992 conversions for obtaining the original type.
3993 * builtins.c (fold_builtin_memset): Handle array types.
3994 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
3997 2009-05-03 Richard Guenther <rguenther@suse.de>
4000 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
4001 Do not lose casts from array types with unknown extent to array
4002 types with known extent.
4003 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
4004 alias set compatibility.
4006 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
4008 * flags.h (extra_warnings): Delete.
4009 * toplev.c (process_options): Handle Wuninitialized here.
4010 * opts.c (extra_warnings): Delete.
4011 (set_Wextra): Delete.
4012 (common_handle_option): -Wextra can be handled automatically.
4013 * c-opts.c (c_common_handle_option): Delete obsolete code.
4014 (c_common_post_options): Simplify comment.
4015 * common.opt (W): Add Var.
4017 (Wuninitialized): Initialize to -1.
4019 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
4020 Richard Guenther <rguenther@suse.de>
4022 * expr.c (get_def_for_expr): New function.
4023 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
4024 SSA rather than trees.
4025 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
4026 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
4028 2009-05-03 Joseph Myers <joseph@codesourcery.com>
4030 * c-common.c (reswords): Add _Imaginary.
4031 * c-common.c (enum rid): Add RID_IMAGINARY.
4033 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
4035 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
4036 Patch by Richard Guenther.
4038 2009-05-03 Anatoly Sokolov <aesok@post.ru>
4040 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
4041 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
4042 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
4043 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
4044 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
4045 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
4046 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
4047 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
4048 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
4049 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
4050 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
4051 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
4052 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
4053 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
4054 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
4055 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
4056 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
4057 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
4059 2009-05-02 Richard Guenther <rguenther@suse.de>
4061 PR tree-optimization/39940
4062 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
4065 2009-05-02 Richard Guenther <rguenther@suse.de>
4068 * tree-ssa.c (execute_update_addresses_taken): Properly check
4069 if we can mark a variable DECL_GIMPLE_REG_P.
4070 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
4071 back to the end of the function.
4072 (is_gimple_reg_type): Remove complex type special casing.
4073 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
4076 2009-05-02 Ben Elliston <bje@au.ibm.com>
4078 * doc/collect2.texi (Collect2): Document search path behaviour
4079 when configured with --with-ld.
4081 2009-05-02 Jan Hubicka <jh@suse.cz>
4083 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
4084 parameter; update callers.
4085 (coalesce_cost_edge): EH edges are costier because they needs
4086 splitting even if not critical and even more costier when there are
4087 multiple EH predecestors.
4089 2009-05-02 Jan Hubicka <jh@suse.cz>
4091 * except.c (remove_eh_handler_and_replace): Handle updating after
4092 removing TRY blocks.
4094 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
4096 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
4098 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
4100 * varasm.c: Do not include c-pragma.h.
4101 * attribs.c: Do not incude c-common.h.
4103 2009-05-01 Michael Matz <matz@suse.de>
4105 * calls.c (initialize_argument_information): Handle SSA names like
4106 decls with a non MEM_P DECL_RTL.
4108 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4110 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
4111 * ipa-utils.c: Likewise.
4112 * ipa-type-escape.c: Likewise.
4113 * cgraphunit.c Do not include c-common.h.
4114 * ipa-pure-const.c: Likewise.
4115 * tree-if-conv.c: Likewise.
4116 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
4117 * ipa-struct-reorg.c: Likewise.
4118 * tree-nomudflap.c: Likewise.
4119 * tree-ssa-structalias.c: Likewise.
4121 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
4123 * store-motion.c: Many cleanups to make this pass a first-class
4124 citizen instead of an appendix to gcse load motion. Add TODO list
4125 to make this pass faster/cleaner/better.
4127 (struct ls_expr): Post gcse.c-split cleanups.
4128 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
4129 "stores" field to "avail_stores".
4130 (pre_ldst_mems): Rename to store_motion_mems.
4131 (pre_ldst_table): Rename to store_motion_mems_table.
4132 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
4133 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
4134 (ldst_entry): Rename to st_expr_entry, update users.
4135 (free_ldst_entry): Rename to free_st_expr_entry, update users.
4136 (free_ldst_mems): Rename to free_store_motion_mems, update users.
4137 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
4139 (first_ls_expr): Rename to first_st_expr, update users.
4140 (next_ls_expr): Rename to next_st_expr, update users.
4141 (print_ldst_list): Rename to print_store_motion_mems. Print names of
4142 fields properly for store motion instead of names inherited from load
4144 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
4145 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
4148 (ae_kill): Rename to st_kill, update users.
4149 (ae_gen): Rename to st_avloc, update users.
4150 (transp): Rename to st_transp, update users.
4151 (pre_insert_map): Rename to st_insert_map, update users.
4152 (pre_delete_map): Rename to st_delete_map, update users.
4153 (insert_store, build_store_vectors, free_store_memory,
4154 one_store_motion_pass): Update for abovementioned changes.
4156 (gcse_subst_count, gcse_create_count): Remove.
4157 (one_store_motion_pass): New statistics counters "n_stores_deleted"
4158 and "n_stores_created", local variables.
4160 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
4163 (regvec, compute_store_table_current_insn): Remove.
4164 (reg_set_info, reg_clear_last_set): Remove.
4165 (compute_store_table): Use DF caches instead of local dataflow
4168 2009-05-01 Joseph Myers <joseph@codesourcery.com>
4170 * c-objc-common.c (c_tree_printer): Print identifiers with
4171 pp_identifier, not pp_string. Mark "({anonymous})" for
4173 * c-pretty-print.c (pp_c_ws_string): New.
4174 (pp_c_cv_qualifier, pp_c_type_specifier,
4175 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
4176 pp_c_storage_class_specifier, pp_c_function_specifier,
4177 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
4178 pp_c_primary_expression, pp_c_postfix_expression,
4179 pp_c_unary_expression, pp_c_shift_expression,
4180 pp_c_relational_expression, pp_c_equality_expression,
4181 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
4182 use pp_string and pp_c_ws_string in place of pp_identifier and
4183 pp_c_identifier for non-identifiers. Mark English strings for
4185 * c-pretty-print.h (pp_c_ws_string): Declare.
4187 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
4188 Roland McGrath <roland@redhat.com>
4190 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
4191 (ENABLE_LD_BUILDID): New configuration option.
4192 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
4193 (LINK_BUILDID_SPEC): New macro.
4194 (init_spec): If defined, prepend it between LINK_EH_SPEC and
4196 * doc/install.texi: Document --enable-linker-build-id option.
4197 * configure: Rebuild.
4198 * config.in: Rebuild.
4200 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
4202 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
4203 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
4204 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
4205 MIPS_GP_SAVE_AREA_SIZE.
4206 * config/mips/mips.c (struct mips_frame_info): Update comment
4207 before arg_pointer_offset and hard_frame_pointer_offset.
4208 (mips_compute_frame_info): Update diagram before function: to
4209 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
4210 indicate the position of frame_pointer_rtx with -fstack-protector and
4211 to show args_size. Don't allocate cprestore area for leaf functions
4212 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
4214 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
4216 2009-04-30 Michael Matz <matz@suse.de>
4218 PR tree-optimization/39955
4219 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
4221 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
4223 * ira.c (setup_cover_and_important_classes): Use safe macro
4224 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
4226 * genpreds.c (write_tm_preds_h): Output suitable definition of
4227 REG_CLASS_FOR_CONSTRAINT.
4229 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4231 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
4233 * bitmap.c (bitmap_descriptor): Likewise.
4234 * ggc-common.c (loc_descriptor): Likewise.
4235 * varray.c (varray_descriptor): Likewise.
4236 * vec.c (vec_descriptor): Likewise.
4238 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
4240 * Makefile.in (dce.o): Add $(EXCEPT_H).
4241 * dce.c: Include except.h and delete redundant vector definitions.
4242 (deletable_insn_p): Return false for non-call insns that can throw
4245 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
4247 * gcse.c (ae_gen): Remove.
4248 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
4249 and make non-static function to make it available in store-motion.c.
4250 Update call sites with search-and-replace.
4251 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
4252 extract_mentioned_regs, extract_mentioned_regs_helper,
4253 find_moveable_store, compute_store_table, load_kills_store, find_loads,
4254 store_killed_in_insn, store_killed_after, store_killed_before,
4255 build_store_vectors, insert_insn_start_basic_block, insert-store,
4256 remove_reachable_equiv_notes, replace_store_insn, delete_store,
4257 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
4258 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
4259 * store-motion.c: ...new file. Also copy data structures from gcse.c
4260 and clean up to remove parts not used by store motion.
4261 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
4262 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
4264 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4267 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
4268 when optimizing for size.
4270 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
4272 * gcse.c (gcse_constant_p): Fix typo in last change.
4274 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
4276 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
4278 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
4280 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
4282 2009-04-29 James E. Wilson <wilson@codesourcery.com>
4284 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
4285 CONST_HIGH_PART result.
4287 2009-04-29 Anatoly Sokolov <aesok@post.ru>
4289 * config/avr/avr.c (initial_elimination_offset): Rename to
4290 avr_initial_elimination_offset.
4291 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
4292 change return type to bool.
4293 (avr_can_eliminate): New function.
4294 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
4295 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
4296 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
4297 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
4298 avr_initial_elimination_offset.
4299 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
4300 (avr_initial_elimination_offset): Define.
4302 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
4303 Steven Bosscher <steven@gcc.gnu.org>
4305 PR rtl-optimization/39938
4306 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
4307 * cfgrtl.c: Include insn-attr.h.
4308 (rest_of_pass_free_cfg): New function.
4309 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
4310 * resource.c (init_resource_info): Remove call to df_analyze.
4312 2009-04-29 Richard Guenther <rguenther@suse.de>
4315 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
4316 allow conversion to signed integers.
4318 2009-04-29 Richard Guenther <rguenther@suse.de>
4320 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
4321 shifts of floating point vectors if the shift amount is
4322 a constant multiple of the element size.
4324 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
4325 Michael Matz <matz@suse.de>
4329 * tree-outof-ssa.c (emit_partition_copy): New function.
4330 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4331 insert_part_to_rtx_on_edge): Perform the partition base var
4332 copy using emit_partition_copy.
4333 (insert_value_copy_on_edge): Convert constants to the right mode.
4334 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
4335 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
4337 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4339 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
4340 scan backwards to try to find a constant to initialize it.
4342 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
4343 insn before the loop_end instruction, don't look past labels.
4345 2009-04-29 Richard Guenther <rguenther@suse.de>
4348 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
4349 loose type conversions.
4350 (forward_propagate_addr_expr): Fix tuplification bug. Remove
4351 stmts only if there are no uses of its definition.
4353 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4355 * config/bfin/bfin.h (splitting_loops): Declare.
4356 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
4357 Reorder bit definitions to be ascending.
4358 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
4359 * config/bfin/bfin.c (splitting_loops): New variable.
4360 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
4361 (struct loop_info): Remove members INIT and LOOP_INIT.
4362 (bfin_optimize_loop): Don't set them. Reorder the code that generates
4363 the LSETUP sequence. Allow LC to be loaded from any register, but
4364 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
4365 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
4367 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
4368 of reload_completed.
4371 * config/bfin/bfin.md (movsi_insn): Refine constraints.
4373 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
4375 * Makefile.in (PLUGIN_VERSION_H): New.
4376 (OBJS-common): Remove plugin-version.o.
4377 (plugin.o): Depend on (PLUGIN_VERSION_H).
4378 (plugin-version.o): Remove.
4379 * configure: Regenerate
4380 * configure.ac: Create plugin-version.h.
4381 * gcc-plugin.h (plugin_gcc_version): Remove.
4382 (plugin_default_version_check): Change signature.
4383 * plugin-version.c: Remove.
4384 * plugin.c: Include plugin-version.h.
4385 (str_plugin_gcc_version_name): Remove.
4386 (try_init_one_plugin): Pass gcc version to plugin_init.
4387 (plugin_default_version_check): Both gcc and plugin versions are now
4390 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4392 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
4393 problematic last insns. Test for TYPE_CALL rather than CALL_P.
4394 Remove special case testing for last insn of inner loops. Don't fail
4395 if the loop ends with a jump, emit an extra nop instead.
4397 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
4398 DREGS rather than comparing directly. Remove code that tries to
4399 account for latencies.
4401 2009-04-29 Richard Guenther <rguenther@suse.de>
4403 PR tree-optimization/39941
4404 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
4405 eliminating an indirect call.
4407 2009-04-29 Richard Guenther <rguenther@suse.de>
4409 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
4410 parameter. Allow invariants as base if !require_lvalue.
4411 (verify_gimple_assign_single): Adjust.
4413 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4415 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
4416 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
4417 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
4418 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
4419 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
4421 * config/bfin/bfin.c (bfin_expand_builtin,
4422 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
4424 2009-04-28 Richard Guenther <rguenther@suse.de>
4426 * tree-vect-loop.c (get_initial_def_for_induction): Use
4427 correct types for pointer increment.
4429 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4431 * toplev.c (print_version): Update GMP version string calculation.
4433 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
4435 PR rtl-optimization/39938
4436 * resource.c (init_resource_info): Add call to df_analyze.
4438 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4440 * config/alpha/alpha.md (usegp): Cast the result of
4441 alpha_find_lo_sum_using_gp to enum attr_usegp.
4442 * config/alpha/alpha.c (override_options): Remove end-of-structure
4443 marker element from cpu_table. Use array size of cpu_table to handle
4444 -mcpu and -mtune options.
4445 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
4447 2009-04-28 Joseph Myers <joseph@codesourcery.com>
4449 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
4450 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
4451 tune_32 and tune_64.
4452 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4454 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
4455 * config/rs6000/option-defaults.h: ... here. New file.
4456 (OPT_64, OPT_32): Define.
4457 (MASK_64BIT): Define to 0 if not already defined.
4458 (OPT_ARCH64, OPT_ARCH32): Define.
4459 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
4462 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4464 * config/arm/arm.c (arm_override_options): Emit error on using
4467 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4469 PR rtl-optimization/39914
4470 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4471 registers for allocnos created from user-defined variables only
4472 when not optimizing.
4474 2009-04-28 Richard Guenther <rguenther@suse.de>
4477 * fold-const.c (fold_binary): Use distribute_real_division only
4480 2009-04-28 Steve Ellcey <sje@cup.hp.com>
4482 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
4483 add hpux-stdint.h to tm_file.
4484 (hppa[12]*-*-hpux11*): Ditto.
4485 (ia64*-*-hpux*): Ditto.
4486 * config/hpux-stdint.h: New.
4487 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
4488 __STDC_EXT__ for all compiles.
4489 * config/pa/pa-hpux.h: Ditto.
4490 * config/pa/pa-hpux10.h: Ditto.
4491 * config/pa/pa-hpux11.h: Ditto.
4493 2009-04-28 Catherine Moore <clm@codesourcery.com>
4495 * debug.h (set_name): Add comment.
4497 2009-04-28 Andrew Pinski <pinskia@gmail.com>
4500 * config/darwin.c (machopic_gen_offset): Check
4501 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
4502 * config/arm/arm.c (require_pic_register): Likewise.
4504 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
4506 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
4507 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
4508 m32c_promote_prototypes): Delete.
4510 2009-04-28 Michael Matz <matz@suse.de>
4513 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
4516 2009-04-28 Richard Guenther <rguenther@suse.de>
4518 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
4520 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4522 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
4523 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
4524 * config/arm/arm-tune.md: Regenerate.
4526 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
4528 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
4529 block if there are complex incoming edges.
4530 (sel_merge_blocks): Remove useless assert.
4531 (sel_redirect_edge_and_branch): Check that edge was redirected.
4532 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
4533 (sel_find_rgns): Delete declaration.
4534 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
4535 the region when it is not a preheader.
4537 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4540 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
4542 2009-04-28 Richard Guenther <rguenther@suse.de>
4544 * tree.h (SSA_NAME_VALUE): Remove.
4545 (struct tree_ssa_name): Remove value_handle member.
4546 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
4547 array for jump threading.
4548 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
4550 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
4551 * tree-flow.h (threadedge_initialize_values): Declare.
4552 (threadedge_finalize_values): Likewise.
4553 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
4554 (SSA_NAME_VALUE): Define.
4555 (threadedge_initialize_values): New function.
4556 (threadedge_finalize_values): Likewise.
4557 * tree-ssa-dom.c (ssa_name_values): New global variable.
4558 (SSA_NAME_VALUE): Define.
4559 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
4561 2009-04-28 Ira Rosen <irar@il.ibm.com>
4563 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
4564 Use REPORT_VECTORIZED_LOCATIONS instead
4565 REPORT_VECTORIZED_LOOPS.
4566 * tree-vectorizer.c (vect_verbosity_level): Make static.
4567 (vect_loop_location): Rename to vect_location.
4568 (vect_set_verbosity_level): Update comment.
4569 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
4571 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
4572 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
4573 instead REPORT_UNVECTORIZED_LOOPS.
4574 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
4575 and vect_loop_def to vect_external_def and vect_internal_def.
4576 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
4577 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
4578 REPORT_UNVECTORIZED_LOCATIONS.
4579 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
4580 and vect_used_in_loop and to vect_unused_in_scope and
4582 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
4583 (vect_verbosity_level): Remove declaration.
4584 (vect_analyze_operations): Likewise.
4585 (vect_analyze_stmt): Declare.
4586 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
4587 REPORT_UNVECTORIZED_LOCATIONS.
4588 (vect_get_loop_niters): Fix indentation.
4589 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
4590 (vect_analyze_loop_operations): New function.
4591 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
4592 vect_analyze_operations.
4593 (vect_is_simple_reduction): Use new names.
4594 (vectorizable_live_operation, vect_transform_loop): Likewise.
4595 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
4596 to specify whether the data references can be a part of interleaving
4598 (vect_analyze_data_ref_dependence): Use new names.
4599 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
4600 (vect_create_addr_base_for_vector_ref): Remove redundant code.
4601 * tree-vect-patterns.c (widened_name_p): Use new names.
4602 (vect_recog_dot_prod_pattern): Likewise.
4603 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
4604 (process_use, vect_mark_stmts_to_be_vectorized,
4605 vect_model_simple_cost, vect_model_store_cost,
4606 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
4607 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4608 vectorizable_operation, vectorizable_type_demotion,
4609 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
4610 vectorizable_condition): Likewise.
4611 (vect_analyze_operations): Split into vect_analyze_loop_operations
4613 (vect_analyze_stmt): ... new function.
4614 (new_stmt_vec_info): Use new names.
4615 (vect_is_simple_use): Use new names and fix comment.
4616 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
4617 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
4619 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
4622 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
4623 and integer modes for x87 operands. Do not ICE for unsupported size,
4624 generate error instead. Generate error for unsupported operand types.
4625 ['z']: Do not handle HImode memory operands specially. Warning
4626 for floating-point operands. Fallthru to 'Z' for unsupported operand
4627 types. Do not ICE for unsupported size, generate error instead.
4628 (output_387_binary_op): Use %Z to output operands.
4629 (output_fp_compare): Ditto.
4630 (output_387_reg_move): Ditto.
4632 2009-04-28 Ben Elliston <bje@au.ibm.com>
4637 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4639 * builtins.c (c_strlen): Do not warn here.
4640 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4641 * c-common.c (pointer_int_sum): Take an explicit location.
4642 Warn about offsets out of bounds.
4643 * c-common.h (pointer_int_sum): Adjust declaration.
4645 2009-04-27 Ian Lance Taylor <iant@google.com>
4647 * collect2.c (is_ctor_dtor): Change type of ret field in struct
4649 * dce.c (run_fast_df_dce): Change type of old_flags to int.
4650 * df-core.c (df_set_flags): Change return type to int. Change
4651 type of old_flags to int.
4652 (df_clear_flags): Likewise.
4653 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
4654 (df_get_conditional_uses): Likewise.
4655 * df.h (df_set_flags, df_clear_flags): Update declarations.
4656 * dwarf2out.c (struct indirect_string_node): Change type of form
4657 field to enum dwarf_form.
4658 (AT_string_form): Change return type to enum dwarf_form.
4659 * fixed-value.c (fixed_compare): Add cast to enum type.
4660 * fwprop.c (update_df): Change 0 to VOIDmode.
4661 * gensupport.c: Change 0 to UNKNOWN.
4662 * gimple.h (gimple_cond_code): Add cast to enum type.
4663 * haifa-sched.c (reemit_notes): Add cast to enum type.
4664 * hooks.c (hook_int_void_no_regs): Remove function.
4665 * hooks.h (hook_int_void_no_regs): Remove declaration.
4666 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
4667 * predict.c (combine_predictions_for_insn): Add casts to enum type.
4668 * real.c (real_arithmetic): Add cast to enum type.
4669 (real_compare): Likewise.
4670 * target.h (struct gcc_target): Change return type of
4671 branch_target_register_class to enum reg_class.
4672 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
4673 default_branch_target_register_class.
4674 * targhooks.c (default_branch_target_register_class): New function.
4675 * targhooks.h (default_branch_target_register_class): Declare.
4676 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
4677 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
4679 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
4681 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
4682 vect_uninitialized_def. Change 0 to ERROR_MARK.
4683 * tree-vect-stmts.c (supportable_widening_operation): Don't
4684 initialize icode1 and icode2.
4685 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
4686 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
4688 (cmn_err_flag_specs): Change 0 to STD_C89.
4689 (cmn_err_char_table): Likewise.
4690 * config/arm/arm.c (get_arm_condition_code): Change type of code
4691 to enum arm_cond_code.
4692 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
4693 (IWMMXT_BUILTIN2): Likewise.
4694 (neon_builtin_type_bits): Don't define typedef.
4695 (neon_builtin_datum): Change type of bits field to int.
4696 (arm_expand_neon_args): Add cast to enum type.
4697 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
4699 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
4701 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
4703 * config/mips/mips.md (jal_macro): Return enum constant.
4704 (single_insn): Likewise.
4705 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
4707 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4709 * config/s390/s390.c (s390_tune_flags): Change type to int.
4710 (s390_arch_flags): Likewise.
4711 (s390_handle_arch_option): Change flags field of struct pta to int.
4712 * config/s390/s390.h (s390_tune_flags): Update declaration.
4713 (s390_arch_flags): Likewise.
4714 * config/sh/sh.c (prepare_move_operands): Compare
4715 tls_symbolic_operand result with enum constant.
4716 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
4717 (sh_expand_prologue): Add cast to enum type.
4718 (sh_expand_epilogue): Likewise.
4719 (tls_symbolic_operand): Change return type to enum tls_model.
4720 (fpscr_set_from_mem): Add cast to enum type.
4721 (legitimize_pic_address): Compare tls_symbolic_operand result with
4723 (sh_target_reg_class): Change return type to enum reg_class.
4724 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
4726 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
4727 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
4728 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
4729 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
4730 (delayed_branch, tls_call_delay): Likewise.
4731 (eligible_for_sibcall_delay): Likewise.
4732 (eligible_for_return_delay): Likewise.
4733 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
4734 (spu_expand_builtin_1): Likewise.
4736 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
4737 for all types of conversions.
4738 (output_init_element): Issue -Wc++-compat warning if needed when
4739 initializing a bitfield with enum type.
4740 * c-parser.c (c_parser_expression): Set original_type to
4741 original_type of right hand operand of comman operator.
4743 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4745 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
4747 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
4748 * doc/cpp.texi (Standard Predefined Macros)
4749 (Implementation-defined behavior): Likewise.
4750 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
4751 * doc/gimple.texi (GIMPLE Exception Handling)
4752 (@code{GIMPLE_ASSIGN}): Likewise.
4753 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
4754 * doc/invoke.texi (Warning Options, Optimize Options)
4755 (AVR Options, Darwin Options): Likewise.
4756 (Optimize Options): Reformulate -fwhole-program description.
4757 * doc/loop.texi (Lambda): Likewise.
4758 * doc/md.texi (Output Template, Define Constraints)
4759 (Standard Names, Insn Splitting): Likewise.
4760 * doc/options.texi (Option properties): Likewise.
4761 * doc/passes.texi (Tree-SSA passes): Likewise.
4762 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
4763 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
4764 (File Names and DBX): Likewise.
4765 * doc/trouble.texi (Incompatibilities): Likewise.
4767 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4769 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
4770 instruction is correct.
4772 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4774 Allow non-constant arguments to conversion intrinsics.
4775 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
4776 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
4777 * spu.c (print_operand): Handle 'v' and 'w'.
4778 (exp2_immediate_p, spu_gen_exp2): Define.
4779 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
4780 spu_convtf_1): Update parameter descriptions.
4781 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
4782 * constraints.md ('v', 'w'): New.
4783 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
4785 (i2f, I2F): New define_mode_attr.
4786 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
4787 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
4788 fixuns_truncv4sfv4si2): Update to use mode attribute.
4789 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
4790 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
4791 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
4792 patterns for combine.
4794 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
4796 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
4797 (cprop, hoist, pre, store_motion): New debug counters.
4798 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
4799 is not an RTL pass anymore.
4800 (pass_profiling): Remove extern decl for pass removed in 2005.
4801 (pass_gcse, pass_jump_bypass): Remove.
4802 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
4803 to 0 for clean state.
4804 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
4805 * cse.c (gate_handle_cse_after_global_opts,
4806 rest_of_handle_cse_after_global_opts): New functions.
4807 (pass_cse_after_global_opts): New pass, does local CSE.
4808 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
4809 (TV_CPROP): New timevar.
4810 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
4811 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
4812 (gcse_main, recompute_all_luids): Remove.
4813 (compute_hash_table_work): Call max_reg_num instead of reading
4815 (cprop_jump): Don't set run_jump_opt_after_gcse.
4816 (constprop_register): Always allow to alter jumps.
4817 (cprop_insn): Likewise.
4818 (do_local_cprop): Likewise.
4819 (local_cprop_pass): Likewise. Return non-zero if something changed.
4820 (cprop): Remove function, fold interesting bits into one_cprop_pass.
4821 (find_implicit_sets): Add note about missed optimization opportunity.
4822 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
4823 pass_rtl_cprop execute function.
4824 Don't bother tracking the pass number, each pass gets its own dumpfile
4826 Always allow to alter jumpsand bypass jumps.
4827 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
4828 will just find no suitable set.
4829 (pre_edge_insert): Fix dumping, this function is for PRE only.
4830 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
4831 pass_rtl_pre execute function.
4832 (hoist_code): Return non-zero if something changed. Keep track of
4833 substitutions and insertions for statistics gathering similar to PRE.
4834 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
4835 called from the pass_rtl_hoist execute function. Show pass statistics.
4836 (compute_store_table): Use max_reg_num directly instead of using the
4837 formerly global max_gcse_regno.
4838 (build_store_vectors): Likewise.
4839 (replace_store_insn): Fix dumping.
4840 (store_motion): Rename to ...
4841 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
4842 pass, called from the pass_rtl_store_motion execute function. Keep
4843 track of substitutions and insertions for statistics gathering similar
4845 (bypass_jumps): Remove, fold interesting bits into ...
4846 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
4847 from the pass_rtl_cprop execute function.
4848 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4849 pass_jump_bypass): Remove.
4850 (gate_handle_gcse, rest_of_handle_gcse): Remove.
4851 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
4852 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
4853 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
4854 (gate_rtl_store_motion, execute_rtl_store_motion,
4855 pass_rtl_store_motion): New.
4856 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
4857 make it clear that -fcse-skip-blocks is a no-op for backward compat.
4858 * passes.c (init_optimization_passes): Remove pass_gcse and
4859 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
4860 and cse_after_global_opts in place of pass_gcse. Schedule cprop
4861 instead of pass_jump_bypass.
4863 2009-04-27 Richard Guenther <rguenther@suse.de>
4866 * gimplify.c (gimplify_expr): If we are required to create
4867 a temporary make sure it ends up as register.
4869 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
4872 * config/i386/i386.c (construct_container): Don't call
4873 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
4874 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
4876 2009-04-27 Michael Matz <matz@suse.de>
4878 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
4879 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
4880 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
4881 (dump_replaceable_exprs): Take a bitmap.
4882 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
4884 (expand_gimple_basic_block): Likewise.
4885 * tree-ssa-ter.c (struct temp_expr_table_d): Make
4886 replaceable_expressions member a bitmap.
4887 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
4888 (mark_replaceable): Likewise.
4889 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
4890 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
4892 2009-04-27 Richard Guenther <rguenther@suse.de>
4894 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4895 (verify_stmts): Dispatch to gimple/type verification code.
4896 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
4897 issue with call argument types.
4899 2009-04-27 Michael Matz <matz@suse.de>
4901 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4902 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
4905 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
4906 Eric Botcazou <ebotcazou@adacore.com>
4908 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
4909 a label's basic block.
4910 (mark_target_live_regs): Tidy and rework obsolete comments.
4911 Change back DF problem to LIVE. If a label starts a basic block,
4912 assume that all registers that used to be live then still are.
4913 (init_resource_info): If a label starts a basic block, set its
4914 BLOCK_FOR_INSN accordingly.
4915 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
4917 2009-04-27 Richard Guenther <rguenther@suse.de>
4919 * tree-flow-inline.h (function_ann): Remove.
4920 (get_function_ann): Likewise.
4921 * tree-dfa.c (create_function_ann): Remove.
4922 * tree-flow.h (struct static_var_ann_d): Remove.
4923 (struct function_ann_d): Likewise.
4924 (union tree_ann_d): Remove fdecl member.
4925 (function_ann_t): Remove.
4926 (function_ann, get_function_ann, create_function_ann): Remove
4929 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
4931 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
4933 2009-04-27 Jan Hubicka <jh@suse.cz>
4935 * ipa-pure-const.c (struct funct_state_d): New fields
4936 state_previously_known, looping_previously_known; remove
4937 state_set_in_source.
4938 (analyze_function): Use new fields.
4939 (propagate): Avoid assumption that state_set_in_source imply
4942 * tree-ssa-loop-niter.c (finite_loop_p): New function.
4943 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
4944 * cfgloop.h (finite_loop_p): Declare.
4946 2009-04-26 Michael Matz <matz@suse.de>
4948 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
4950 2009-04-26 Michael Matz <matz@suse.de>
4952 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
4953 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
4954 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
4955 pass_mark_used_blocks): Remove.
4956 * tree-optimize.c (pass_free_datastructures,
4957 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
4958 * passes.c (init_optimization_passes): Don't call
4959 pass_mark_used_blocks, remove dead code.
4961 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
4963 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
4964 * tree-ssa-live.h (register_ssa_partition): Likewise.
4966 2009-04-26 Michael Matz <matz@suse.de>
4969 * builtins.c (fold_builtin_next_arg): Handle SSA names.
4970 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
4971 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
4973 (compare_pairs): Swap cost comparison.
4974 (coalesce_ssa_name): Don't use change_partition_var.
4975 * tree-nrv.c (struct nrv_data): Add modified member.
4976 (finalize_nrv_r): Set it.
4977 (tree_nrv): Use it to update statements.
4978 (pass_nrv): Require PROP_ssa.
4979 * tree-mudflap.c (mf_decl_cache_locals,
4980 mf_build_check_statement_for): Use make_rename_temp.
4981 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
4982 * alias.c (find_base_decl): Handle SSA names.
4983 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
4984 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
4985 * rtl.h (set_reg_attrs_for_parm): Declare.
4986 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
4987 to "optimized", remove unused locals at finish.
4988 (execute_free_datastructures): Make global, call
4989 delete_tree_cfg_annotations.
4990 (execute_free_cfg_annotations): Don't call
4991 delete_tree_cfg_annotations.
4993 * ssaexpand.h: New file.
4994 * expr.c (toplevel): Include ssaexpand.h.
4995 (expand_assignment): Handle SSA names the same as register variables.
4996 (expand_expr_real_1): Expand SSA names.
4997 * cfgexpand.c (toplevel): Include ssaexpand.h.
4998 (SA): New global variable.
4999 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
5000 (SSAVAR): New macro.
5001 (set_rtl): New helper function.
5002 (add_stack_var): Deal with SSA names, use set_rtl.
5003 (expand_one_stack_var_at): Likewise.
5004 (expand_one_stack_var): Deal with SSA names.
5005 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
5006 before unique numbers.
5007 (expand_stack_vars): Use set_rtl.
5008 (expand_one_var): Accept SSA names, add asserts for them, feed them
5009 to above subroutines.
5010 (expand_used_vars): Expand all partitions (without default defs),
5011 then only the local decls (ignoring those expanded already).
5012 (expand_gimple_cond): Remove edges when jumpif() expands an
5014 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
5015 or remove abnormal edges. Ignore insns setting the LHS of a TERed
5017 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
5018 members of SA; deal with PARM_DECL partitions here; expand
5019 all PHI nodes, free tree datastructures and SA. Commit instructions
5020 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
5021 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
5022 info and statements at start, collect garbage at finish.
5023 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
5024 (VAR_ANN_PARTITION) Remove.
5025 (change_partition_var): Don't declare.
5026 (partition_to_var): Always return SSA names.
5027 (var_to_partition): Only accept SSA names.
5028 (register_ssa_partition): Only check argument.
5029 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
5031 (delete_var_map): Don't free it.
5032 (var_union): Only accept SSA names, simplify.
5033 (partition_view_init): Mark only useful SSA names as used.
5034 (partition_view_fini): Only deal with SSA names.
5035 (change_partition_var): Remove.
5036 (dump_var_map): Use ssa_name instead of partition_to_var member.
5037 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
5039 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
5040 (struct _elim_graph): New member const_dests; nodes member vector of
5042 (set_location_for_edge): New static helper.
5043 (create_temp): Remove.
5044 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
5045 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
5046 (new_elim_graph): Allocate const_dests member.
5047 (clean_elim_graph): Truncate const_dests member.
5048 (delete_elim_graph): Free const_dests member.
5049 (elim_graph_size): Adapt to new type of nodes member.
5050 (elim_graph_add_node): Likewise.
5051 (eliminate_name): Likewise.
5052 (eliminate_build): Don't take basic block argument, deal only with
5053 partition numbers, not variables.
5054 (get_temp_reg): New static helper.
5055 (elim_create): Use it, deal with RTL temporaries instead of trees.
5056 (eliminate_phi): Adjust all calls to new signature.
5057 (assign_vars, replace_use_variable, replace_def_variable): Remove.
5058 (rewrite_trees): Only do checking.
5059 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
5060 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
5061 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
5062 contains_tree_r, MAX_STMTS_IN_LATCH,
5063 process_single_block_loop_latch, analyze_edges_for_bb,
5064 perform_edge_inserts): Remove.
5065 (expand_phi_nodes): New global function.
5066 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
5067 functions, initialize new parameter, remember partitions having a
5069 (finish_out_of_ssa): New global function.
5070 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
5071 don't reset in_ssa_p here, don't disable TER when mudflap.
5072 (pass_del_ssa): Remove.
5073 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
5075 (execute_free_datastructures): Declare.
5076 * Makefile.in (SSAEXPAND_H): New variable.
5077 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
5078 * basic-block.h (commit_one_edge_insertion): Declare.
5079 * passes.c (init_optimization_passes): Move pass_nrv and
5080 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
5081 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
5082 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
5083 (redirect_branch_edge): Deal with super block when expanding, split
5084 out jump patching itself into ...
5085 (patch_jump_insn): ... here, new static helper.
5087 2009-04-26 Michael Matz <matz@suse.de>
5089 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
5090 beyond num_ssa_names.
5091 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
5092 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
5094 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5097 * fwprop.c (forward_propagate_asm): New function.
5098 (forward_propagate_and_simplify): Propagate also into __asm, if it
5099 doesn't increase the number of referenced registers.
5102 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
5104 2009-04-26 Jakub Jelinek <jakub@redhat.com>
5106 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
5107 note_nonlocal_vla_type for nonlocal VLAs.
5108 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
5109 contains_remapped_vars, remap_vla_decls): New functions.
5110 (convert_nonlocal_reference_stmt): If not optimizing, call
5111 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
5112 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
5113 if it wasn't found in var_map.
5114 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
5115 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
5116 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
5118 * gimplify.c (nonlocal_vlas): New variable.
5119 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
5121 (gimplify_body): Create and destroy nonlocal_vlas.
5123 * dwarf2out.c (loc_descr_plus_const): New function.
5124 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
5125 mem_loc_descriptor, loc_descriptor_from_tree_1,
5126 descr_info_loc, gen_variable_die): Use it.
5128 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
5129 !TREE_STATIC VAR_DECLs.
5130 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
5131 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
5132 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
5133 DECL_BY_REFERENCE is valid.
5134 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
5135 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
5136 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
5137 Copy DECL_BY_REFERENCE.
5138 (struct nesting_copy_body_data): New type.
5139 (nesting_copy_decl): New function.
5140 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
5141 if they have variable length.
5143 2009-04-26 Michael Matz <matz@suse.de>
5145 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
5146 mark new temporaries for renaming.
5148 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5151 * c-decl.c (global_bindings_p): Return negative value.
5152 (c_variable_size): New. Based on variable_size from
5154 (grokdeclarator): Call c_variable_size not variable_size.
5156 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
5158 * config/i386/i386.c (print_operand) ['z']: Fix typo.
5160 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
5162 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
5163 Redefine it to just use mingw/include.
5164 (ASM_SPEC): Rules for -m32 and -m64.
5165 (LINK_SPEC): Use Likewise.
5166 (SPEC_32): New define.
5167 (SPEC_64): Likewise.
5168 (SUB_LINK_SPEC): Likewise.
5169 (MULTILIB_DEFAULTS): New define.
5170 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
5171 Add multilib options.
5172 (MULTILIB_DIRNAMES): Likewise.
5173 (MULTILIB_OSDIRNAMES): Likewise.
5175 (INSTALL_LIBGCC): Likewise.
5177 2009-04-26 Joseph Myers <joseph@codesourcery.com>
5180 * c-tree.h (enum c_inline_static_type): New.
5181 (record_inline_static): Declare.
5182 * c-decl.c (struct c_inline_static, c_inline_statics,
5183 record_inline_static, check_inline_statics): New.
5184 (pop_file_scope): Call check_inline_statics.
5185 (start_decl): Call record_inline_static instead of pedwarning
5186 directly for static in inline function.
5187 * c-typeck.c (build_external_ref): Call record_inline_static
5188 instead of pedwarning directly for static referenced in inline
5191 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
5193 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
5194 not new but only being rescanned.
5195 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
5196 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
5197 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
5198 record_set_info, compute_set, grealloc): Remove.
5199 (recompute_all_luids): New function.
5200 (gcse_main): Don't compute sets, and don't do related memory
5201 allocations/free-ing. If something changed before the end of the
5202 pass, update LUIDs using recompute_all_luids.
5203 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
5204 (free_gcse_mem): Don't free it either.
5205 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
5206 Use the df insn LUIDs.
5207 (load_killed_in_block): Likewise.
5208 (compute_hash_table_work): Don't compute reg_set_in_block.
5209 (compute_transp): Use DF_REG_DEF_CHAINs.
5210 (local_cprop_pass): Don't use compute_sets and related functions.
5211 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
5212 Use get_max_uid() instead of max_cuid.
5213 (insert_insn_end_basic_block, pre_insert_copy_insn,
5214 update_ld_motion_stores): Don't try to
5215 keep reg_set tables up to date.
5216 (pre_insert_copies): Use df insn LUIDs.
5217 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
5218 (reg_set_info): Don't use extra bitmap argument.
5219 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
5220 information to compute regs_set_in_block.
5221 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
5222 (bypass_jumps): Don't use compute_sets and friends.
5224 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5227 * opts.c (undocumented_msg): Do not leave blank even with
5230 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5232 * c-decl.c (build_enumerator): Allow values folding to integer
5233 constants but not integer constant expressions with a pedwarn if
5236 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5239 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
5240 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
5241 type is an integer constant.
5243 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5246 * config/i386/i386.c (print_operand) ['z']: Revert handling of
5249 2009-04-25 Joseph Myers <joseph@codesourcery.com>
5252 * c-decl.c (grokdeclarator): Diagnose declarations of functions
5253 with variably modified return type and no storage class
5254 specifiers, except for the case of nested functions. Distinguish
5255 extern declarations of functions with variably modified return
5256 types from those of objects with variably modified types.
5258 2009-04-25 Jan Hubicka <jh@suse.cz>
5260 * tree.c (list_equal_p): New function.
5261 * tree.h (list_equal_p): Declare.
5262 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5263 basic_block_def, basic_block, const_basic_block): New.
5264 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
5265 (redirect_eh_edge): New function.
5266 (make_eh_edge_update_phi): EH edges are not abnormal.
5267 * except.c: Include tree-flow.h.
5268 (list_match): New function.
5269 (eh_region_replaceable_by_p): New function.
5270 (replace_region): New function.
5271 (hash_type_list): New function.
5272 (hash_eh_region): New function.
5273 (eh_regions_equal_p): New function.
5274 (merge_peers): New function.
5275 (remove_unreachable_regions): Verify EH tree when checking;
5277 (copy_eh_region_1): New function.
5278 (copy_eh_region): New function.
5279 (push_reachable_handler): New function.
5280 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
5281 regions without label but with live RESX.
5282 * except.h (redirect_eh_edge_to_label): New.
5283 * tree-flow.h (redirect_eh_edge): New.
5284 * coretypes.h (edge_def, edge, const_edge, basic_block_def
5285 basic_block_def, basic_block, const_basic_block): Remove.
5286 * Makefile.in (except.o): Add dependency on tree-flow.h
5287 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
5288 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
5291 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
5294 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
5295 on the destination of memcpy.
5297 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
5299 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
5300 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
5301 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
5303 2009-04-25 Jan Hubicka <jh@suse.cz>
5305 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
5306 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
5307 to be reached by different label than left.
5308 (update_eh_edges): Update comment; remove edge_to_remove if possible
5309 and return true if suceeded.
5310 (cleanup_empty_eh): Accept sharing map; handle shared regions.
5311 (cleanup_eh): Compute sharing map.
5312 * except.c (remove_eh_handler_and_replace): Add argument if we should
5314 (remove_unreachable_regions): Update for label sharing.
5315 (label_to_region_map): Likewise.
5316 (get_next_region_sharing_label): New function.
5317 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
5319 (remove_eh_handler): Update.
5320 (remove_eh_region_and_replace_by_outer_of): New function.
5321 * except.h (struct eh_region): Add next_region_sharing_label.
5322 (remove_eh_region_and_replace_by_outer_of,
5323 get_next_region_sharing_label): Declare.
5324 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
5326 2009-04-25 Jan Hubicka <jh@suse.cz>
5328 * tree-cfg.c (split_critical_edges): Split also edges where we can't
5329 insert code even if they are not critical.
5331 2009-04-25 Jan Hubicka <jh@suse.cz>
5333 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5334 (gimple_can_remove_branch_p): EH edges won't remove branch by
5336 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
5337 updating of non-abnormal EH edges.
5338 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
5339 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
5340 (split_critical_edges): Split also edges where emitting code on them
5341 will lead to splitting later.
5343 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
5344 H.J. Lu <hongjiu.lu@intel.com>
5347 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
5348 the configured assembler supports fildq and fistpq mnemonics.
5349 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
5350 * configure: Regenerated.
5353 * config/i386/i386.c (print_operand): Handle 'Z'.
5354 ['z']: Remove handling of special fild/fist suffixes.
5355 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
5356 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
5357 suffix of fild insn.
5358 (*floatsi<mode>2_vector_mixed): Ditto.
5359 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
5360 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
5361 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
5362 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
5363 * config/i386/gas.h (GAS_MNEMONICS): Remove.
5365 2009-04-25 Ben Elliston <bje@au.ibm.com>
5367 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
5368 the source of a set operation.
5370 2009-04-25 Anatoly Sokolov <aesok@post.ru>
5372 * target.h (struct gcc_target): Add case_values_threshold field.
5373 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
5374 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
5375 * targhooks.c (default_case_values_threshold): New function.
5376 * targhooks.h (default_case_values_threshold): Declare function.
5377 * stmt.c (expand_case): Use case_values_threshold target hook.
5378 * expr.h (case_values_threshold): Remove declartation.
5379 * expr.c (case_values_threshold): Remove function.
5380 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
5382 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
5383 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5384 (avr_case_values_threshold): Declare as static.
5385 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
5387 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
5388 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
5389 (mn10300_case_values_threshold): New function.
5391 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
5393 * ira.c (setup_cover_and_important_classes): Add enum cast.
5395 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
5397 * genpreds.c (write_enum_constraint_num): Output definition of
5398 CONSTRAINT_NUM_DEFINED_P macro.
5399 * ira.c (setup_cover_and_important_classes): Use
5400 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
5402 2009-04-24 DJ Delorie <dj@redhat.com>
5404 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
5405 __SH2A_SINGLE_ONLY__ also.
5407 2009-04-24 Steve Ellcey <sje@cup.hp.com>
5409 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
5410 (movdf_internal): Ditto.
5411 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
5412 SFmode and DFmode constants.
5413 (ia64_print_operand): Add 'G' format for printing
5414 floating point constants.
5416 2009-04-24 Richard Guenther <rguenther@suse.de>
5418 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
5419 from unsigned additions.
5421 2009-04-24 Joseph Myers <joseph@codesourcery.com>
5423 * c-typeck.c (set_init_index): Allow array designators that are
5424 not integer constant expressions with a pedwarn if pedantic.
5426 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
5428 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
5429 zero if no overlap in nonzero bits between the operands.
5431 2009-04-24 Ian Lance Taylor <iant@google.com>
5433 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
5434 (record_dead_and_set_regs): Likewise.
5435 * df.h (struct df_mw_hardreg): Change flags field to int.
5436 (struct df_base_ref): Likewise.
5437 (struct df): Change changeable_flags field to int.
5438 * df-scan.c (df_defs_record): Change clobber_flags to int.
5439 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
5440 constants rather than #define macros.
5441 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
5442 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
5443 (enum dwarf_calling_convention): Likewise.
5444 (enum dwarf_line_number_x_ops): Likewise.
5445 (enum dwarf_call_frame_info): Likewise.
5446 (enum dwarf_source_language): Likewise.
5447 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
5448 (add_calling_convention_attribute): Likewise.
5449 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
5450 (combine_comparisons): Change compcode to int. Add cast to enum type.
5451 * genrecog.c (maybe_both_true_2): Change c to int.
5452 (write_switch): Likewise. Add cast to enum type.
5453 * gimplify.c (gimplify_omp_for): Handle return values from
5454 gimplify_expr using MIN rather than bitwise or.
5455 (gimplify_expr): Add cast to enum type.
5456 * ipa-prop.c (update_jump_functions_after_inlining): Change
5457 IPA_BOTTOM to IPA_JF_UNKNOWN.
5458 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
5459 Add casts to enum type.
5460 (setup_cover_and_important_classes): Change cl to int. Add casts
5462 (setup_class_translate): Change cl and mode to int.
5463 (ira_init_once): Change mode to int.
5464 (free_register_move_costs): Likewise.
5465 (setup_prohibited_mode_move_regs): Add casts to enum type.
5466 * langhooks.c (add_builtin_function_common): Rework assertion that
5467 value fits bitfield.
5468 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
5469 * omega.c (omega_do_elimination): Avoid math on enum types.
5470 * optabs.c (expand_vec_shift_expr): Remove casts to int.
5471 * opts.c (set_debug_level): Change 2 to enum constant. Use new
5472 int local to handle integral_argment value.
5473 * regmove.c (try_auto_increment): Change PUT_MODE to
5475 * reload.c (push_secondary_reload): Add casts to enum type.
5476 (secondary_reload_class, find_valid_class): Likewise.
5477 * reload1.c (emit_input_reload_insns): Likewise.
5478 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
5479 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
5480 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
5482 * tree.c (build_common_builtin_nodes): Add casts to enum type.
5483 * tree-complex.c (complex_lattice_t): Typedef to int rather than
5485 (expand_complex_libcall): Add casts to enum type.
5486 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
5487 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
5488 with ERROR_MARK, not NUM_TREE_CODES.
5489 (vect_create_epilog_for_reduction): Likewise.
5490 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
5491 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
5492 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
5494 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
5495 vect_unused_in_loop. Change 0 to loop_vect.
5496 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
5497 * var-tracking.c (get_init_value): Change return type to enum
5499 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
5500 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
5502 (arm_override_options): Add casts to enum type.
5503 (arm_emit_tls_decoration): Likewise.
5504 * config/i386/i386.c (ix86_function_specific_restore): Add casts
5506 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
5507 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
5508 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
5510 * config/s390/s390.c (code_for_builtin_64): Change to array of
5512 (code_for_builtin_31): Likewise.
5513 (s390_expand_builtin): Change code_for_builtin to enum insn_code
5515 * config/sparc/sparc.c (sparc_override_options): Change value
5516 field in struct code_model to enum cmodel. In initializer change
5517 0 to NULL and add cast to enum type.
5519 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
5520 Change all callers. Issue a -Wc++-compat warning using
5521 lhs_origtype if necessary.
5522 (convert_for_assignment): Issue -Wc++-compat warnings about
5523 invalid conversions to enum type on assignment.
5524 * c-common.h (build_modify_expr): Update declaration.
5526 2009-04-24 Nick Clifton <nickc@redhat.com>
5528 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
5529 (function_arg_advance): Likewise.
5530 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
5533 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5535 * config/s390/constraints.md ('I', 'J'): Fix condition.
5537 2009-04-24 Diego Novillo <dnovillo@google.com>
5539 * gengtype-parse.c (parse_error): Add newline after message.
5541 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
5543 * config/i386/sse.md (avxmodesuffixs): Removed.
5544 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
5545 (*avx_pinsr<ssevecsize>): This.
5547 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
5549 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
5550 follow chains of regs with a single definition, and allow expressions
5551 that are function_invariant_p.
5552 (simple_rhs_p): Allow expressions that are function_invariant_p.
5554 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
5557 * fold-const.c (fold_cond_expr_with_comparison): When folding
5558 > and >= to MAX, make sure the MAX uses the same type as the
5559 comparison's operands.
5561 2009-04-24 Nick Clifton <nickc@redhat.com>
5563 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
5564 addressing for DImode accesses.
5565 (frv_print_operand_address): Handle PLUS case.
5566 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
5568 2009-04-24 Jakub Jelinek <jakub@redhat.com>
5570 PR rtl-optimization/39794
5571 * alias.c (canon_true_dependence): Add x_addr argument.
5572 * rtl.h (canon_true_dependence): Adjust prototype.
5573 * cse.c (check_dependence): Adjust canon_true_dependence callers.
5574 * cselib.c (cselib_invalidate_mem): Likewise.
5575 * gcse.c (compute_transp): Likewise.
5576 * dse.c (scan_reads_nospill): Likewise.
5577 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
5578 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
5579 canon_base_addr of the group, plus optional offset.
5580 (struct group_info): Rename canon_base_mem to
5582 (get_group_info): Set canon_base_addr to canon_rtx of base, not
5583 canon_rtx of base_mem.
5585 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
5587 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5588 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
5590 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5592 * config/spu/spu-builtins.h: Delete file.
5594 * config/spu/spu.h (enum spu_builtin_type): Move here from
5596 (struct spu_builtin_description): Likewise. Add GTY marker.
5597 Do not use enum spu_function_code or enum insn_code.
5598 (spu_builtins): Add extern declaration.
5600 * config/spu/spu.c: Do not include "spu-builtins.h".
5601 (enum spu_function_code, enum spu_builtin_type_index,
5602 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
5603 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
5604 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
5605 unsigned_V2DI_type_node): Move here from spu-builtins.h.
5606 (spu_builtin_types): Make static. Add GTY marker.
5607 (spu_builtins): Add extern declaration with GTY marker.
5610 * config/spu/spu-c.c: Do not include "spu-builtins.h".
5611 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
5612 Check programmatically whether all parameters are scalar.
5614 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
5616 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
5618 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
5619 assignment from the constructor either if the target is volatile.
5621 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
5623 * config/arm/arm.md (insv): Do not share operands[0].
5625 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
5627 * config/vxlib-tls.c (active_tls_threads): Delete.
5628 (delete_hook_installed): New.
5629 (tls_delete_hook): Don't delete the delete hook.
5630 (tls_destructor): Delete it here.
5631 (__gthread_set_specific): Adjust installing the delete hook.
5632 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
5633 __gthread_leave_tsd_dtor_context.
5635 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
5637 * c-format.c (gcc_tdiag_char_table): Add support for %E.
5639 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
5641 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
5643 (alpha_rtx_costs): Ditto.
5644 (emit_unlikely_jump): Use add_reg_note.
5645 (emit_frame_store_1): Ditto.
5646 (alpha_expand_prologue): Ditto.
5647 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5648 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
5650 2009-04-23 Nick Clifton <nickc@redhat.com>
5652 * config/v850/v850.md (epilogue): Remove suppressed code.
5653 (return): Rename to return_simple and remove test of frame size.
5654 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
5655 to gen_return_simple.
5657 2009-04-22 Jing Yu <jingyu@google.com>
5660 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
5662 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5665 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
5666 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
5667 value is a VECTOR_CST, the element type is the element type of the
5670 2009-04-22 DJ Delorie <dj@redhat.com>
5672 * config/m32c/m32c.h: Update GTY annotations to new syntax.
5674 2009-04-22 Jakub Jelinek <jakub@redhat.com>
5676 * alias.c (find_base_term): Move around LO_SUM case, so that
5677 CONST falls through into PLUS/MINUS handling.
5680 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
5681 into 0, use omit_one_operand.
5683 2009-04-23 Ben Elliston <bje@au.ibm.com>
5685 * config/rs6000/linux-unwind.h (get_regs): Remove type
5686 puns. Change the type of `pc' to an array of unsigned ints and
5687 update all users. Constify frame24.
5689 2009-04-22 DJ Delorie <dj@redhat.com>
5691 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
5692 declarations before code.
5693 (current_function_special_page_vector): Likewise.
5694 (m32c_expand_insv): Silence a warning.
5696 2009-04-21 Taras Glek <tglek@mozilla.com>
5698 * alias.c: Update GTY annotations to new syntax.
5699 * basic-block.h: Likewise.
5700 * bitmap.h: Likewise.
5701 * c-common.h: Likewise.
5702 * c-decl.c: Likewise.
5703 * c-parser.c: Likewise.
5704 * c-pragma.c: Likewise.
5705 * c-tree.h: Likewise.
5706 * cfgloop.h: Likewise.
5707 * cgraph.h: Likewise.
5708 * config/alpha/alpha.c: Likewise.
5709 * config/arm/arm.h: Likewise.
5710 * config/avr/avr.h: Likewise.
5711 * config/bfin/bfin.c: Likewise.
5712 * config/cris/cris.c: Likewise.
5713 * config/darwin.c: Likewise.
5714 * config/frv/frv.c: Likewise.
5715 * config/i386/i386.c: Likewise.
5716 * config/i386/i386.h: Likewise.
5717 * config/i386/winnt.c: Likewise.
5718 * config/ia64/ia64.h: Likewise.
5719 * config/iq2000/iq2000.c: Likewise.
5720 * config/mips/mips.c: Likewise.
5721 * config/mmix/mmix.h: Likewise.
5722 * config/pa/pa.c: Likewise.
5723 * config/pa/pa.h: Likewise.
5724 * config/rs6000/rs6000.c: Likewise.
5725 * config/s390/s390.c: Likewise.
5726 * config/sparc/sparc.c: Likewise.
5727 * config/xtensa/xtensa.c: Likewise.
5728 * cselib.h: Likewise.
5729 * dbxout.c: Likewise.
5730 * dwarf2out.c: Likewise.
5731 * except.c: Likewise.
5732 * except.h: Likewise.
5733 * fixed-value.h: Likewise.
5734 * function.c: Likewise.
5735 * function.h: Likewise.
5736 * gimple.h: Likewise.
5737 * integrate.c: Likewise.
5738 * optabs.c: Likewise.
5739 * output.h: Likewise.
5742 * stringpool.c: Likewise.
5743 * tree-data-ref.c: Likewise.
5744 * tree-flow.h: Likewise.
5745 * tree-scalar-evolution.c: Likewise.
5746 * tree-ssa-address.c: Likewise.
5747 * tree-ssa-alias.h: Likewise.
5748 * tree-ssa-operands.h: Likewise.
5751 * varasm.c: Likewise.
5752 * varray.h: Likewise.
5754 * coretypes.h: Do not define GTY macro if it is already defined.
5755 * doc/gty.texi: Update GTY documentation to new syntax.
5756 * gengtype-lex.l: Enforce attribute-like syntax for GTY
5757 annotations on structs.
5758 * gengtype-parse.c: Likewise.
5760 2009-04-22 Mark Heffernan <meheff@google.com>
5762 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
5764 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5766 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
5769 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
5771 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
5772 the same as a PLUS without a shift. Increase the cost of a
5775 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5777 * Makefile.in: Update dependencies.
5778 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
5779 * errors.h: Remove bogus comment about compatibility.
5780 (warning): Update declaration.
5781 * genautomata.c: Update all calls to warning.
5782 * gimple.c: Do not include errors.h. Include toplev.h.
5783 * tree-ssa-structalias.c: Do not include errors.h.
5784 * omega.c: Likewise.
5785 * tree-ssa-reassoc.c: Likewise.
5786 * config/spu/spu-c.c: Likewise.
5787 * config/spu/t-spu-elf: Update dependencies.
5789 2009-04-22 Richard Guenther <rguenther@suse.de>
5791 PR tree-optimization/39824
5792 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
5793 make sure the types are compatible.
5795 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5798 * c-common.c (c_parse_error): Take a token_flags parameter.
5799 Use token_type for the token type instead.
5800 Pass token_flags to cpp_type2name.
5801 * c-common.h (c_parse_error): Update declaration.
5802 * c-parser.c (c_parser_error): Pass 0 as token flags.
5804 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
5806 PR rtl-optimization/39580
5807 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
5809 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5811 * function.c (expand_function_end): Do not emit a jump to the "naked"
5812 return label for fall-through returns.
5813 * except.c (sjlj_emit_function_exit): Always place the call to the
5814 unregister function at the location installed by expand_function_end.
5816 2009-04-22 Richard Guenther <rguenther@suse.de>
5818 PR tree-optimization/39845
5819 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
5820 (gen_inbound_check): Likewise.
5822 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
5824 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
5826 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
5827 * config/vxlib.c (__gthread_once): Add race guard for PPC.
5829 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5831 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
5832 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
5833 shift counts to avoid out-of-bounds array accesses.
5835 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5837 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
5838 (Pmode): Move above.
5840 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
5842 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
5843 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
5844 GET_CODE macro. Use IN_RANGE macro where appropriate.
5845 * config/alpha/alpha.h: Ditto.
5846 * config/alpha/alpha.md: Ditto.
5847 * config/alpha/constraints.md: Ditto.
5848 * config/alpha/predicates.md: Ditto.
5850 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
5852 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
5853 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5854 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5855 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5856 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5857 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5858 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5859 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5860 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5861 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5862 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5863 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5864 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5865 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5866 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5867 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5868 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5869 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5870 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5871 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5872 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5873 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5874 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5875 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5876 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5877 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5878 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
5880 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5882 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
5883 references from comments.
5884 * cfgbuild.c: (count_basic_blocks): Delete.
5885 (find_basic_blocks_1): Delete.
5886 (find_basic_blocks): Delete.
5887 * except.c (finish_eh_generation): Make static. Move comment from
5888 except.h here. Remove find_basic_blocks references from comments.
5889 * except.h (finish_eh_generation): Delete.
5890 * basic-block.h (find_basic_blocks): Delete.
5891 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
5893 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
5895 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
5896 (sdbout_parms): Likewise.
5898 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5900 * config/sh/sh.c (prepare_cbranch_operands): Use
5901 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
5902 (expand_cbranchdi4): Likewise.
5903 (from_compare): Add cast to enum type.
5904 (expand_cbranchsi4): Use add_reg_note.
5905 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
5906 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
5907 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
5908 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
5909 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
5910 instead of CODE_FOR_nothing.
5911 (cbranchdi4): Likewise. Fix the order of arguments for
5913 (push_fpscr): Use add_reg_note.
5914 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
5915 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
5917 2009-04-21 Joseph Myers <joseph@codesourcery.com>
5919 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
5920 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
5921 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
5922 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
5923 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
5924 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
5925 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
5926 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
5927 config/alpha/x-vms, config/arc/t-arc,
5928 config/arm/README-interworking, config/arm/arm-c.c,
5929 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
5930 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
5931 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
5932 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
5933 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
5934 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
5935 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
5936 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
5937 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
5938 config/cris/t-elfmulti, config/crx/t-crx,
5939 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
5940 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
5941 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
5942 config/h8300/t-h8300, config/i386/athlon.md,
5943 config/i386/darwin-libgcc.10.4.ver,
5944 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
5945 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
5946 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
5947 config/i386/t-linux64, config/i386/t-nwld,
5948 config/i386/t-rtems-i386, config/i386/t-sol2-10,
5949 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
5950 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
5951 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
5952 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
5953 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
5954 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
5955 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
5956 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
5957 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
5958 config/m68k/t-uclinux, config/mcore/t-mcore,
5959 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
5960 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
5961 config/mips/crtn.asm, config/mips/irix-crti.asm,
5962 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
5963 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
5964 config/mips/mips-fixed.md, config/mips/sb1.md,
5965 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
5966 config/mips/t-iris6, config/mips/t-isa3264,
5967 config/mips/t-libgcc-mips16, config/mips/t-linux64,
5968 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
5969 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
5970 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
5971 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
5972 config/mn10300/t-linux, config/mn10300/t-mn10300,
5973 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
5974 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
5975 config/picochip/libgccExtras/clzsi2.asm,
5976 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
5977 config/rs6000/darwin-libgcc.10.4.ver,
5978 config/rs6000/darwin-libgcc.10.5.ver,
5979 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
5980 config/rs6000/t-aix43, config/rs6000/t-aix52,
5981 config/rs6000/t-darwin, config/rs6000/t-fprules,
5982 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
5983 config/rs6000/t-lynx, config/rs6000/t-netbsd,
5984 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
5985 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
5986 config/rs6000/t-rtems, config/rs6000/t-spe,
5987 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
5988 config/score/t-score-elf, config/sh/divcost-analysis,
5989 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
5990 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
5991 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
5992 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
5993 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
5994 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
5995 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
5996 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
5997 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
5998 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
5999 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
6000 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
6001 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
6002 limitx.h, version.c, xcoff.h: Add copyright and license notices.
6003 * config/h8300/genmova.sh: Include copyright and license notices
6004 in generated output.
6005 * config/h8300/mova.md: Regenerate.
6006 * doc/install.texi2html: Include word "Copyright" in copyright
6007 notice and use name "Free Software Foundation, Inc.".
6008 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
6009 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
6010 ChangeLog-2007, ChangeLog-2008: Correct dates.
6012 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
6014 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
6015 NE_EXPR operations as well.
6016 * c-parser.c (c_parser_condition): Do not set location information on
6018 (c_parser_conditional_expression): Likewise.
6019 (c_parser_binary_expression): Set location information on operators.
6020 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
6021 TRUTH_NOT_EXPR has been folded.
6022 * fold-const.c (fold_truth_not_expr): Copy location information from
6023 the incoming expression to the outgoing one.
6024 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
6025 recursive calls on the LHS of the operator but pass that of the
6026 operator to recursive calls on the RHS of the operator. Set it
6028 (shortcut_cond_expr): Set the locus of the operator on the second
6029 COND_EXPR and that of the expression on the first in degenerate cases.
6030 Pass the locus of the expression to calls to shortcut_cond_r.
6031 Set the locus of the 'then' block on the associated jump, if any.
6032 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
6033 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
6034 expression to call to gimplify_boolean_expr.
6036 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
6038 * config.gcc: Add additional configuration for
6039 i686-w64-mingw* and x86_64-w64-mingw* triplet.
6040 * config/i386/mingw-w64.h: New mingw-w64 specific header.
6041 (CPP_SPEC): Redefine for allowing -municode option.
6042 (STARTFILE_SPEC): Likewise.
6043 * config/i386/t-mingw-w64: New.
6044 * config/i386/mingw-w64.opt: New.
6045 (municode): Add new target option.
6046 * doc/invoke.texi (municode): Add documentation for new option.
6048 2009-04-21 Ian Lance Taylor <iant@google.com>
6050 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6051 Correct test for number of arguments.
6052 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
6054 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
6056 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
6057 argument of emit_library_call.
6059 2009-04-21 Richard Guenther <rguenther@suse.de>
6062 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
6063 inside VIEW_CONVERT_EXPRs.
6065 2009-04-21 Martin Jambor <mjambor@suse.cz>
6067 * tree-switch-conversion.c (build_constructors): Split a long line.
6068 (constructor_contains_same_values_p): New function.
6069 (build_one_array): Create assigns of constants if possible, do not
6070 call mark_sym_for_renaming, call update_stmt.
6071 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
6072 make_rename_temp. Do not call mark_symbols_for_renaming, call
6074 (gen_def_assigns): Do not call mark_symbols_for_renaming or
6075 find_new_referenced_vars, call update_stmt.
6076 (gen_inbound_check): Use create_tmp_var and create ssa names manually
6077 instead of calling make_rename_temp. Do not call
6078 find_new_referenced_vars or mark_symbols_for_renaming, call
6081 2009-04-21 Richard Guenther <rguenther@suse.de>
6083 PR tree-optimization/39827
6084 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
6085 (tree_ssa_phiprop): Pass the correct array size.
6087 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
6089 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
6091 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
6094 * c-typeck.c (lvalue_p): Move declaration ...
6095 * c-common.h (lvalue_p): ... to here.
6096 * c-common.c (candidate_equal_p): New.
6097 (add_tlist): Use it.
6098 (merge_tlist): Use it.
6099 (warn_for_collisions_1): Likewise.
6100 (warning_candidate_p): Accept more candidates.
6101 (verify_tree): A warning candidate can be an expression. Use
6104 2009-04-21 Ben Elliston <bje@au.ibm.com>
6107 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6108 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
6109 options. Remove -mcall-solaris documentation.
6111 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6114 * doc/invoke.texi (-Wlong-long): Update description.
6115 * c-lex (interpret_integer): Only warn if there was no previous
6116 overflow and -Wlong-long is enabled.
6117 * c-decl.c (declspecs_add_type): Drop redundant flags.
6118 * c.opt (Wlong-long): Init to -1.
6119 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
6120 and front-end warn_long_long. Wlong-long only depends on other
6121 flags if it is uninitialized.
6122 * c-parser.c (disable_extension_diagnostics): warn_long_long is
6123 the same for CPP and FE.
6124 (restore_extension_diagnostics): Likewise.
6126 2009-04-20 Ian Lance Taylor <iant@google.com>
6128 Fix enum conversions which are invalid in C++:
6129 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
6130 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
6131 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
6132 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
6133 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
6134 (dbxout_parms): Likewise.
6135 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
6136 (df_clear_flags): Likewise.
6137 * df-problems.c (df_rd_bb_local_compute_process_def): Change
6138 top_flag parameter to int.
6139 (df_chain_create_bb_process_use): Likewise.
6140 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
6142 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
6143 (df_ref_create_structure, df_def_record_1): Likewise.
6144 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
6145 (df_notes_rescan): Change 0 to VOIDmode in function call.
6146 (df_get_call_refs, df_insn_refs_collect): Likewise.
6147 (df_bb_regs_collect): Likewise.
6148 (df_entry_block_defs_collect): Likewise.
6149 (df_exit_block_uses_collect): Likewise.
6150 * df.h: Update declarations.
6151 * double-int.c (double_int_divmod): Add cast to enum type.
6152 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
6153 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
6154 (based_loc_descr): Likewise.
6155 (loc_descriptor_from_tree_1): Change first_op and second_op to
6156 enum dwarf_location_atom. Add cast to enum type.
6157 * expmed.c (init_expmed): Change 0 to SET in function call.
6158 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
6159 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
6160 (do_store_flag): Likewise.
6161 * fixed-value.h (struct fixed_value): Change mode to enum
6163 * function.c (assign_parms): Change 0 to VOIDmode in function call.
6164 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
6166 (insert_insn_decl, insert_decl, insert_state): Likewise.
6167 (automata_list_finish): Likewise.
6168 * genrecog.c (process_define_predicate): Add cast to enum type.
6169 * gensupport.c (init_predicate_table): Add cast to enum type.
6170 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
6172 (gimple_build_call_1, gimple_build_label): Likewise.
6173 (gimple_build_goto, gimple_build_asm_1): Likewise.
6174 (gimple_build_switch_1, gimple_build_cdt): Likewise.
6175 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
6176 (enum fallback): Rename from enum fallback_t.
6177 (fallback_t): Typedef as int.
6178 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
6179 GSI_SAME_STMT in function call.
6180 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
6182 (setup_reg_class_relations): Likewise.
6183 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
6184 (setup_prohibited_class_mode_regs): Add cast to enum type.
6185 (setup_prohibited_mode_move_regs): Likewise.
6186 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
6187 (record_address_regs): Change i to enum reg_class.
6188 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
6189 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
6190 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
6191 (GET_MODE_2XWIDER_MODE): Likewise.
6192 (GET_CLASS_NARROWEST_MODE): Likewise.
6193 * omp-low.c (expand_omp_for): Add cast to enum type.
6194 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
6195 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
6196 * postreload.c (reload_cse_simplify_operands): Change rclass local
6198 * predict.c (combine_predictions_for_insn): Change best_predictor
6199 and predictor to enum br_predictor.
6200 (combine_predictions_for_bb): Likewise.
6201 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
6202 use SET_PREDICT_EXPR_OUTCOME.
6203 * real.c (real_arithmetic): Change icode to code in function call.
6204 * reginfo.c (init_move_cost): Add casts to enum type.
6205 (init_reg_sets_1, init_fake_stack_mems): Likewise.
6206 * regmove.c (regclass_compatible_p): Change class0 and class1 to
6208 * reload.c (find_valid_class): Add casts to enum type.
6209 (push_reload): Change 0 to NO_REGS in function call.
6210 (find_reloads): Change this_alternative to array of enum
6211 reg_class. Remove some now-unnecessary casts.
6212 (make_memloc): Change 0 to VOIDmode in function call.
6213 * reload1.c (reload): Change 0 to VOIDmode in function call.
6214 (eliminate_regs_1, elimination_effects): Likewise.
6215 (eliminate_regs_in_insn): Likewise.
6216 (emit_input_reload_insns): Add cast to enum type.
6217 (delete_output_reload): Change 0 to VOIDmode in function call.
6218 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
6219 to enum type in function call.
6220 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
6221 (SET_PREDICT_EXPR_OUTCOME): Define.
6222 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
6223 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
6224 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
6225 (dump_function): Likewise.
6226 * tree-dump.h: Update declarations.
6227 * tree-pass.h: Update declarations.
6228 * varasm.c (assemble_integer): Change mclass to enum mode_class.
6229 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
6231 (arm_rtx_costs_1): Correct parenthesization.
6232 (arm_rtx_costs): Add casts to enum type.
6233 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
6234 (vfp_emit_fstmd): Use add_rg_note.
6235 (emit_multi_reg_push, emit_sfm): Likewise.
6236 (thumb_set_frame_pointer): Likewise.
6237 (arm_expand_prologue): Likewise.
6238 (arm_regno_class): Change return type to enum reg_class.
6239 (thumb1_expand_prologue): Use add_reg_note.
6240 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
6241 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
6243 * config/arm/gentune.sh: Add cast to enum type.
6244 * config/arm/arm-tune.md: Rebuild.
6245 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
6246 (ix86_split_fp_branch, predict_jump): Likewise.
6247 (ix86_expand_multi_arg_builtin): Change sub_code from enum
6248 insn_code to enum rtx_code.
6249 (ix86_builtin_vectorized_function): Add cast to enum type.
6250 * config/i386/i386.md (truncdfsf2): Change slot to enum
6252 (truncxf<mode>2, isinf<mode>2): Likewise.
6253 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
6255 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
6256 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
6257 (insert_bundle_state): Change 1 to INSERT in function call.
6258 (ia64_add_bundle_selector_before): Likewise.
6259 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
6260 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
6261 (restore_stack_nonlocal): Likewise.
6262 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
6264 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
6266 (mips_rtx_costs): Likewise.
6267 (mips_override_options): Add casts to enum type.
6268 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
6270 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
6271 (store_reg, set_reg_plus_d): Likewise.
6272 (hppa_expand_prologue, hppa_profile_hook): Likewise.
6273 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6275 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
6277 (emit_unlikely_jump): Use add_reg_note.
6278 (rs6000_emit_allocate_stack): Likewise.
6279 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
6280 (output_toc): Change 1 to INSERT in function call.
6281 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
6282 (rs6000_initialize_trampoline): Likewise.
6283 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
6285 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
6286 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
6287 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
6288 (save_gprs): Use add_reg_note.
6289 (s390_emit_prologue): Likewise.
6290 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
6291 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
6292 (sparc_fold_builtin): Add cast to enum type.
6293 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
6295 (spu_expand_prologue): Use add_reg_note.
6296 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
6298 2009-04-20 Ian Lance Taylor <iant@google.com>
6300 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
6301 (c_parser_postfix_expression_after_primary): Get VEC for list of
6302 arguments. Get original types of arguments. Call
6303 build_function_call_vec.
6304 (cached_expr_list_1, cached_expr_list_2): New static variables.
6305 (c_parser_expr_list): Change return type to VEC *. Add
6306 p_orig_types parameter. Change all callers.
6307 (c_parser_release_expr): New static function.
6308 (c_parser_vec_to_tree_list): New static function.
6309 * c-typeck.c (build_function_call): Rewrite to build a VEC and
6310 call build_function_call_vec.
6311 (build_function_call_vec): New function, based on old
6312 build_function_call.
6313 (convert_arguments): Remove nargs and argarray parameters. Change
6314 values to a VEC. Add origtypes parameter.
6315 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
6316 (convert_for_assignment): Add origtype parameter. Change all
6317 callers. If warn_cxx_compat, check for conversion to an enum
6318 type when calling a function.
6319 (store_init_value): Add origtype parameter. Change all callers.
6320 (digest_init): Likewise.
6321 (struct init_node): Add origtype field.
6322 (add_pending_init): Add origtype parameter. Change all callers.
6323 (output_init_element): Likewise.
6324 (output_pending_init_elements): Pass origtype from init_node to
6325 output_init_element.
6326 (process_init_element): Pass origtype from c_expr to
6327 output_init_element.
6328 (c_finish_return): Add origtype parameter. Change all callers.
6329 * c-common.c (sync_resolve_size): Change params to VEC *. Change
6331 (sync_resolve_params): Likewise.
6332 (sync_resolve_return): Change params to first_param. Change caller.
6333 (resolve_overloaded_builtins): Change params to VEC *. Change
6334 callers. Save first parameter around call to build_function_call_vec.
6335 * c-decl.c (finish_decl): Add origtype parameter. Change all
6336 callers. Call build_function_call_vec rather than
6337 build_function_call for cleanup.
6338 * c-tree.h: Update declarations.
6339 * c-common.h: Update declarations.
6340 * stub-objc.c (objc_rewrite_function_call): Change parameter from
6341 params to first_param.
6342 * target.h (struct gcc_target): Change resolve_overloaded_builtin
6343 params parameter from tree to void *.
6344 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6345 Change arglist parameter to have type void *, and to be a pointer
6347 * config/rs6000/rs6000-protos.h
6348 (altivec_resolve_overloaded_builtin): Update declaration.
6349 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
6350 fnargs parameter to have type void *, and to be a pointer to a
6351 VEC. Call build_function_call_vec instead of
6352 build_function_call.
6353 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
6355 2009-04-20 Joey Ye <joey.ye@intel.com>
6356 Xuepeng Guo <xuepeng.guo@intel.com>
6357 H.J. Lu <hongjiu.lu@intel.com>
6359 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
6361 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
6362 (IX86_LEA_PRIORITY): Likewise.
6363 (distance_non_agu_define): New function.
6364 (distance_agu_use): Likewise.
6365 (ix86_lea_for_add_ok): Likewise.
6366 (ix86_dep_by_shift_count): Likewise.
6368 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
6369 should split for LEA.
6371 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
6373 (ix86_dep_by_shift_count): Likewise.
6375 2009-04-20 Richard Guenther <rguenther@suse.de>
6377 * expr.c (handled_component_p): Move ...
6378 * tree.h (handled_component_p): ... here.
6379 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
6380 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
6381 and REALPART_EXPR to be in one group.
6383 2009-04-20 Richard Guenther <rguenther@suse.de>
6385 * basic-block.h (get_all_dominated_blocks): Declare.
6386 * dominance.c (get_all_dominated_blocks): New function.
6387 * tree-cfg.c (get_all_dominated_blocks): Remove.
6388 (remove_edge_and_dominated_blocks): Adjust.
6389 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
6390 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
6391 instead of recursing.
6393 2009-04-20 Doug Kwan <dougkwan@google.com>
6395 * cgraph.h (cgraph_node_ptr): New type for vector functions.
6396 (struct cgraph_node_set_def): New type.
6397 (cgraph_node_set) New type. Also declare vector functions.
6398 (struct cgraph_node_set_element_def): New type.
6399 (cgraph_node_set_element): Ditto.
6400 (cgraph_node_set_iterator): New iterator type.
6401 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
6402 cgraph_node_set_remove, dump_cgraph_node_set,
6403 debug_cgraph_node_set): New prototypes.
6404 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
6405 cgraph_node_set_size): New inlines.
6406 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
6408 (struct ipa_opt_pass): Add struct cgraph_node_set_def
6409 argument to function 'write_summary'.
6410 * ipa.c: Include ggc.h.
6411 (hash_cgraph_node_set_element,
6412 eq_cgraph_node_set_element, cgraph_node_set_new,
6413 cgraph_node_set_add, cgraph_node_set_remove,
6414 cgraph_node_set_find, dump_cgraph_node_set,
6415 debug_cgraph_node_set): New functions.
6416 * Makefile.in (ipa.o): Add dependency on GGC_H.
6418 2009-04-20 Ira Rosen <irar@il.ibm.com>
6420 PR tree-optimization/39675
6421 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
6422 check of the return code of vect_schedule_slp. Check that
6423 stmt_vec_info still exists for the statement, before checking its
6426 2009-04-20 Michael Matz <matz@suse.de>
6428 * Makefile.in (generated_files): Take out $(simple_generated_c).
6430 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
6432 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
6433 (UINTPTR_TYPE): Likewise.
6435 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6438 * c-typeck.c (digest_init): Check for initializing an array with a
6441 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6444 * c-semantics.c (pop_stmt_list): Propagate
6445 STATEMENT_LIST_HAS_LABEL to parent statement list.
6447 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
6449 * config/mips/mips.h (mips_tune_attr): New macro.
6450 * config/mips/mips.md (cpu): Use it.
6452 2009-04-19 Joseph Myers <joseph@codesourcery.com>
6455 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
6458 2009-04-19 Diego Novillo <dnovillo@google.com>
6460 * toplev.c (compile_file): Move call to coverage_finish ...
6461 * cgraphunit.c (ipa_passes): ... here.
6462 Call cgraph_process_new_functions.
6463 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
6464 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
6466 2009-04-19 Jan Hubicka <jh@suse.cz>
6468 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
6470 (dump_cgraph_node): Dump can throw external flag.
6471 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
6473 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6477 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
6478 * common.opt (Wlogical-op): Move from here...
6479 * c.opt (Wlogical-op): ... to here.
6480 * c-typeck.c (parser_build_binary_op): Update call to
6481 warn_logical_operator.
6482 * c-opts.c (c_common_post_options): Enable warn_logical_op with
6484 * c-common.c (warn_logical_op): Update.
6485 * c-common.h (warn_logical_op): Update declaration.
6487 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
6489 * tree.c (protected_set_expr_location): Fix formatting.
6491 2009-04-18 Joseph Myers <joseph@codesourcery.com>
6494 * c-typeck.c (readonly_warning): new.
6495 (build_unary_op, build_modify_expr): Use readonly_warning for
6496 storing into something readonly but not const-qualified.
6498 2009-04-18 Joseph Myers <joseph@codesourcery.com>
6501 * c-typeck.c (build_unary_op): Check for taking address of
6502 expression of type void.
6504 2009-04-18 Joseph Myers <joseph@codesourcery.com>
6507 * c-typeck.c (build_function_call): Check for calling a function
6508 with qualified void return types. Call require_complete_type when
6511 2009-04-18 Jan Hubicka <jh@suse.cz>
6513 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
6515 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
6516 can_throw_external flag.
6517 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
6518 * ipa-pure-const.c (ignore_edge): New function.
6519 (propagate): Compute order for NOTHROW computation; set NOTHROWs
6520 only over can_throw_external edges.
6521 (local_pure_const): Add nothrow flag.
6522 * ipa-utils.c (searchc): Add ignore_edge callback.
6523 (ipa_utils_reduced_inorder): Add ignore_edge callback.
6524 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
6525 (set_nothrow_function_flags): Update cgraph.
6526 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
6528 2009-04-18 Richard Guenther <rguenther@suse.de>
6531 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
6532 (fold_stmt): ... this and ...
6533 (fold_stmt_inplace): ... this.
6534 (fold_stmt_1): Fold references in calls and asms.
6535 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
6537 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6539 * tree-vrp.c (ssa_name_nonzero_p): Remove.
6540 * tree.h: Remove the prototype for ssa_name_nonzero_p.
6542 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6544 * tree.c (function_args_count): Remove.
6545 * tree.h: Remove the prototype for function_args_count.
6547 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6549 * tree-iterator.c (expr_only): Remove.
6550 * tree.h: Remove the prototype for expr_only.
6552 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6554 * reginfo.c (cannot_change_mode_set_regs): Remove.
6555 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
6557 2009-04-08 Anatoly Sokolov <aesok@post.ru>
6559 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
6560 whether operands 0 and 1 overlaps.
6562 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
6565 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
6566 pointer. Use warning_at instead of warning.
6567 (search_for_addr_array): Likewise.
6568 (check_array_bounds): Likewise.
6569 (check_all_array_refs): Check that the incoming edge is not in the
6570 list of edges to be removed.
6571 (check_all_array_refs): Avoid the temporal pointer.
6572 (vrp_visit_cond_stmt): Fix typo.
6573 (simplify_switch_using_ranges): Handle the case where the switch
6574 index is an integer constant.
6576 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
6578 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
6580 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
6582 * doc/extend.texi, doc/invoke.texi: Fix typos.
6584 2009-04-17 Cary Coutant <ccoutant@google.com>
6586 * tree-flow-inline.h (get_lineno): Fix inverted test.
6588 2009-04-17 Diego Novillo <dnovillo@google.com>
6590 * tree-ssa-pre.c (create_expression_by_pieces): Remove
6591 assertion for AVAIL_OUT.
6593 2009-04-17 Mike Frysinger <vapier@gentoo.org>
6596 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
6597 * config/sh/linux-atomic.asm: Likewise.
6599 2009-04-17 Diego Novillo <dnovillo@google.com>
6601 * except.c (debug_eh_tree): New.
6602 (struct eh_region, struct eh_status): Move ...
6603 * except.h: ... here.
6604 (add_type_for_runtime): Declare extern.
6605 (lookup_type_for_runtime): Likewise.
6606 (debug_eh_tree): Declare.
6607 * Makefile.in (GTFILES): List except.h before except.c
6609 2009-04-17 Diego Novillo <dnovillo@google.com>
6611 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
6612 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6613 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
6614 (find_vars_r): ... here.
6615 * tree-flow.h (find_referenced_vars_in): Declare.
6616 * tree-ssa-pre.c (create_expression_by_pieces): Assert
6617 that AVAIL_OUT exists for BLOCK.
6618 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
6619 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
6620 (tree-parloops.o): Likewise.
6622 2009-04-17 Simon Baldwin <simonb@google.com>
6624 * toplev.c (default_tree_printer): Add handling for %E format.
6626 2009-04-17 Diego Novillo <dnovillo@google.com>
6628 * tree-pretty-print.c (dump_generic_node): Add break after
6629 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
6630 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
6631 FUNCTION_TYPE together. Call print_struct_decl when printing
6632 structures and TDF_SLIM is not given.
6633 (print_struct_decl): Fix logic for detecting recursion.
6635 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6638 * gcc.c (create_at_file): New.
6639 (compile_input_file_p): New.
6640 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
6641 * main.c (main): Update call to toplev_main.
6642 * toplev.c (toplev_main): Change signature. Call expandargv.
6643 * toplev.h (toplev_main): Change signature.
6645 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6647 * dwarf2out.c (field_byte_offset): Use the type size as the field size
6648 if the latter is not constant.
6650 2009-04-17 David Edelsohn <edelsohn@gnu.org>
6652 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
6654 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
6656 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
6657 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
6659 2009-04-17 Richard Guenther <rguenther@suse.de>
6661 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6662 Handle component references view-converting an invariant address.
6664 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
6666 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
6667 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
6668 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
6669 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
6670 Use @deftypevr rather than @deftypevar.
6672 2009-04-17 Richard Guenther <rguenther@suse.de>
6674 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
6675 (get_prop_source_stmt): Likewise.
6676 (can_propagate_from): Likewise.
6678 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
6680 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
6681 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
6682 (--with-multilib-list): Add default value.
6683 * configure: Regenerate.
6684 * Makefile.in (TM_ENDIAN_CONFIG): Define.
6685 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
6686 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
6687 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
6688 Don't add default cpu to multilib list unnecessarily, but do enable
6689 the relevant compiler option..
6690 Add support for --with-multilib-list=<blank> and
6691 --with-multilib-list=!<somelib> to supress unwanted multilibs.
6692 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
6693 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
6694 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
6696 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
6697 (MULTILIB_OSDIRNAMES): New variable.
6698 * config/sh/t-1e: Delete file.
6699 * config/sh/t-mlib-sh1: Delete file.
6700 * config/sh/t-mlib-sh2: Delete file.
6701 * config/sh/t-mlib-sh2a: Delete file.
6702 * config/sh/t-mlib-sh2a-nofpu: Delete file.
6703 * config/sh/t-mlib-sh2a-single: Delete file.
6704 * config/sh/t-mlib-sh2a-single-only: Delete file.
6705 * config/sh/t-mlib-sh2e: Delete file.
6706 * config/sh/t-mlib-sh3e: Delete file.
6707 * config/sh/t-mlib-sh4: Delete file.
6708 * config/sh/t-mlib-sh4-nofpu: Delete file.
6709 * config/sh/t-mlib-sh4-single: Delete file.
6710 * config/sh/t-mlib-sh4-single-only: Delete file.
6711 * config/sh/t-mlib-sh4a: Delete file.
6712 * config/sh/t-mlib-sh4a-nofpu: Delete file.
6713 * config/sh/t-mlib-sh4a-single: Delete file.
6714 * config/sh/t-mlib-sh4a-single-only: Delete file.
6715 * config/sh/t-mlib-sh4al: Delete file.
6716 * config/sh/t-mlib-sh5-32media: Delete file.
6717 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
6718 * config/sh/t-mlib-sh5-64media: Delete file.
6719 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
6720 * config/sh/t-mlib-sh5-compact: Delete file.
6721 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
6722 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
6723 * doc/install.texi (Options specification): Add
6724 --with-multilib-list and --with-endian.
6726 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
6728 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
6730 (OBJS-common): Add plugin-version.o.
6731 (plugin-version.o): New.
6732 * gcc-plugin.h (plugin_gcc_version): New.
6733 (plugin_default_version_check): New.
6734 (plugin_init_func, plugin_init): Add version argument.
6735 * plugin-version.c: New.
6736 * plugin.c (str_plugin_gcc_version_name): New.
6737 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
6738 pass it to the init function.
6739 (plugin_default_version_check): New.
6741 2009-04-17 Richard Guenther <rguenther@suse.de>
6743 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
6744 for decl-vs-decl disambiguation.
6746 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
6748 * config/s390/s390.h (s390_tune_attr): New macro definition.
6749 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
6751 2009-04-17 Richard Guenther <rguenther@suse.de>
6753 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
6754 (fold_stmt_r): Likewise.
6755 (maybe_fold_reference): New function.
6756 (fold_gimple_assign): Handle cases fold_stmt_r did.
6757 (fold_stmt): Do not use fold_stmt_r.
6758 (fold_stmt_inplace): Likewise.
6760 2009-04-17 Richard Guenther <rguenther@suse.de>
6762 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
6763 (record_equivalences_from_stmt): Remove useless checks and
6765 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
6766 the type is already suitable.
6768 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
6770 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
6772 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
6774 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
6775 (CMPtype): Define as __gcc_CMPtype.
6777 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
6779 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
6780 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
6782 2009-04-17 Richard Guenther <rguenther@suse.de>
6784 PR tree-optimization/39746
6785 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
6786 special-casing for builtins and static variable use/def.
6787 (call_may_clobber_ref_p_1): Likewise.
6789 2009-04-16 Ian Lance Taylor <iant@google.com>
6791 * df.h: Include "timevar.h".
6792 (struct df_problem): Change tv_id field to timevar_id_t.
6793 * tree-pass.h: Include "timevar.h".
6794 (struct opt_pass): Change tv_id field to timevar_id_t.
6795 * timevar.h (timevar_id_t): Define TV_NONE.
6796 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
6797 TV_NONE rather than tv_id != 0.
6798 (execute_one_pass): Likewise.
6799 * Makefile.in (DF_H): Add $(TIMEVAR_H).
6800 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
6801 dependencies to $(TREE_PASS_H).
6802 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
6804 (pass_branch_target_load_optimize2): Likewise.
6805 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
6806 (pass_outof_cfg_layout_mode): Likewise.
6807 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
6808 (pass_rebuild_cgraph_edges): Likewise.
6809 (pass_remove_cgraph_callee_edges): Likewise.
6810 * df-core.c (pass_df_initialize_opt): Likewise.
6811 (pass_df_initialize_no_opt): Likewise.
6812 (pass_df_finish): Likewise.
6813 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6814 * except.c (pass_set_nothrow_function_flags): Likewise.
6815 (pass_convert_to_eh_region_ranges): Likewise.
6816 * final.c (pass_compute_alignments): Likewise.
6817 * function.c (pass_instantiate_virtual_regs): Likewise.
6818 (pass_init_function): Likewise.
6819 (pass_leaf_regs): Likewise.
6820 (pass_match_asm_constraints): Likewise.
6821 * gimple-low.c (pass_lower_cf): Likewise.
6822 (pass_mark_used_blocks): Likewise.
6823 * init-regs.c (pass_initialize_regs): Likewise.
6824 * integrate.c (pass_initial_value_sets): Likewise.
6825 * ira.c (pass_ira): Likewise.
6826 * jump.c (pass_cleanup_barriers): Likewise.
6827 * omp-low.c (pass_expand_omp): Likewise.
6828 (pass_lower_omp): Likewise.
6829 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
6830 * recog.c (pass_split_all_insns): Likewise.
6831 (pass_split_after_reload): Likewise.
6832 (pass_split_before_regstack): Likewise.
6833 (pass_split_before_sched2): Likewise.
6834 (pass_split_for_shorten_branches): Likewise.
6835 * reginfo.c (pass_reginfo_init): Likewise.
6836 (pass_subregs_of_mode_init): Likewise.
6837 (pass_subregs_of_mode_finish): Likewise.
6838 * passes.c (pass_postreload): Likewise.
6839 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
6840 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
6841 (pass_warn_function_return): Likewise.
6842 (pass_warn_function_noreturn): Likewise.
6843 * tree-complex.c (pass_lower_complex): Likewise.
6844 (pass_lower_complex_O0): Likewise.
6845 * tree-if-conv.c (pass_if_conversion): Likewise.
6846 * tree-into-ssa.c (pass_build_ssa): Likewise.
6847 * tree-mudflap.c (pass_mudflap_1): Likewise.
6848 (pass_mudflap_2): Likewise.
6849 * tree-nomudflap.c (pass_mudflap_1): Likewise.
6850 (pass_mudflap_2): Likewise.
6851 * tree-nrv.c (pass_return_slot): Likewise.
6852 * tree-object-size.c (pass_object_sizes): Likewise.
6853 * tree-optimize.c (pass_all_optimizations): Likewise.
6854 (pass_early_local_passes): Likewise.
6855 (pass_all_early_optimizations): Likewise.
6856 (pass_cleanup_cfg): Likewise.
6857 (pass_cleanup_cfg_post_optimizing): Likewise.
6858 (pass_free_datastructures): Likewise.
6859 (pass_free_cfg_annotations): Likewise.
6860 (pass_fixup_cfg): Likewise.
6861 (pass_init_datastructures): Likewise.
6862 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
6863 (pass_late_warn_uninitialized): Likewise.
6864 (pass_update_address_taken): Likewise.
6865 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
6866 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
6867 (pass_cse_sincos): Likewise.
6868 (pass_convert_to_rsqrt): Likewise.
6869 * tree-ssa-structalias.c (pass_build_alias): Likewise.
6870 * tree-stdarg.c (pass_stdarg): Likewise.
6871 * tree-tailcall.c (pass_tail_recursion): Likewise.
6872 (pass_tail_calls): Likewise.
6873 * tree-vect-generic.c (pass_lower_vector): Likewise.
6874 (pass_lower_vector_ssa): Likewise.
6875 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
6877 2009-04-16 Joseph Myers <joseph@codesourcery.com>
6879 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
6881 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
6883 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
6884 logical and signext.
6886 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
6889 * config/sh/predicates.md (arith_operand): Check if the operand
6890 of TRUNCATE is a REG.
6892 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6894 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6895 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6897 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6899 * tree-iterator.c (tsi_split_statement_list_after,
6900 tsi_split_statement_list_before): Remove.
6901 * tree-iterator.h: Remove the prototypes for
6902 tsi_split_statement_list_after and tsi_split_statement_list_before.
6904 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6906 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
6907 * tree-ssa-propagate.h: Remove the prototype for
6908 stmt_makes_single_load.
6910 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6912 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
6913 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
6915 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6917 * tree-iterator.c (EXPR_LAST_BODY): Remove.
6919 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6921 * except.c (eh_region_outer_p): Remove.
6922 * except.h: Remove the prototype for eh_region_outer_p.
6924 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
6926 * function.c (current_function_assembler_name): Remove.
6927 * function.h: Remove the prototype for
6928 current_function_assembler_name.
6930 2009-04-16 Ian Lance Taylor <iant@google.com>
6932 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
6933 (add_reg_note): Call alloc_reg_note.
6934 * rtl.h (alloc_reg_note): Declare.
6935 * combine.c (try_combine): Use alloc_reg_note.
6936 (recog_for_combine, move_deaths): Likewise.
6937 (distribute_notes): Use alloc_reg_note and add_reg_note.
6938 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
6939 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
6940 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
6942 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
6944 PR rtl-optimization/39762
6945 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
6946 ira_may_move_out_cost): Add comments about way of their usage.
6947 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
6949 * ira-conflicts.c (process_regs_for_copy): Use function
6950 ira_get_register_move_cost instead of global
6951 ira_register_move_cost.
6953 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
6954 color_pass, move_spill_restore, update_curr_costs): Ditto.
6956 * ira-lives.c (process_single_reg_class_operands): Ditto.
6958 * ira-emit.c (emit_move_list): Ditto.
6960 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
6961 (record_reg_classes): Ditto. Use functions
6962 ira_get_register_move_cost and ira_get_may_move_cost instead of
6963 global vars ira_register_move_cost, ira_may_move_out_cost and
6964 ira_may_move_in_cost.
6965 (record_address_regs): Don't call ira_init_register_move_cost.
6966 Use function ira_get_may_move_cost instead of global
6967 ira_may_move_in_cost.
6968 (process_bb_node_for_hard_reg_moves): Use function
6969 ira_get_register_move_cost instead of global ira_register_move_cost.
6970 (ira_costs): Don't call ira_init_register_move_cost.
6972 2009-04-16 Richard Guenther <rguenther@suse.de>
6974 * tree-cfg.c (verify_gimple_assign_binary):
6975 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
6976 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
6977 (create_general_new_stmt): Note that this function is broken.
6979 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
6981 * common.opt (fhelp): Add Var(help_flag).
6982 * gcc-plugin.h (plugin_info): Add help.
6983 * plugin.c (plugin_name_args): Add help.
6984 (register_plugin_info): Set plugin->help.
6985 (print_help_one_plugin): New.
6986 (print_plugins_help): New.
6987 * plugin.h (print_plugins_help): New.
6988 * toplev.c (toplev_main): Call print_plugins_help if needed.
6990 2009-04-16 Richard Guenther <rguenther@suse.de>
6992 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
6993 (gimple_ior_addresses_taken_1): New function.
6994 (gimple_ior_addresses_taken): Likewise.
6995 * gimple.h (struct gimple_statement_with_ops_base): Remove
6996 addresses_taken member.
6997 (gimple_ior_addresses_taken): Declare.
6998 (gimple_addresses_taken, gimple_addresses_taken_ptr,
6999 gimple_set_addresses_taken): Remove.
7000 * ipa-reference.c (mark_address): New function.
7001 (scan_stmt_for_static_refs): Use it for marking addresses taken.
7002 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
7003 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
7004 (gimple_add_to_addresses_taken): Remove.
7005 (get_tmr_operands): Call mark_address_taken.
7006 (get_asm_expr_operands): Likewise.
7007 (get_expr_operands): Likewise.
7008 (build_ssa_operands): Do not clear the addresses_taken bitmap.
7009 (free_stmt_operands): Do not free it.
7010 * tree-ssa.c (delete_tree_ssa): Likewise.
7011 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
7013 2009-04-16 Richard Guenther <rguenther@suse.de>
7015 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
7016 (walk_stmt_load_store_ops): Likewise.
7017 * gimple.c (get_base_loadstore): New function.
7018 (walk_stmt_load_store_addr_ops): Likewise.
7019 (walk_stmt_load_store_ops): Likewise.
7020 * ipa-pure-const.c (check_op): Simplify.
7021 (check_load, check_store): New functions.
7022 (check_stmt): Use walk_stmt_load_store_ops.
7023 * ipa-reference.c (mark_load): Adjust signature.
7024 (mark_store): Likewise.
7025 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
7027 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7029 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
7031 * opts.c (common_handle_option): Don't call print_version.
7032 * plugin.c (plugin_name_args): Add version.
7033 (register_plugin_info): New.
7034 (register_callback): Handle PLUGIN_INFO.
7035 (try_init_one_plugin): New.
7036 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
7038 (finalize_one_plugin): New.
7039 (finalize_plugins): New.
7040 (print_one_plugin): New.
7041 (print_plugins_versions): New.
7042 * plugin.h (print_plugins_versions): New.
7043 (finalize_plugins): New.
7044 * toplev.c (compile_file): Don't call initialize_plugins.
7045 (print_version): Call print_plugins_versions.
7046 (toplev_main): Call initialize_plugins. Print version if needed.
7047 Call finalize_plugins.
7049 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
7051 * common.opt (fversion): New.
7052 * gcc.c (print_version): New.
7053 (process_command): Don't print the version. Just set print_version.
7054 (main): Print version. Call subprocesses if print_version and
7055 verbose_flag are set.
7056 * opts.c (common_handle_option): Handle OPT_fversion.
7058 2009-04-16 Richard Guenther <rguenther@suse.de>
7059 Ira Rosen <irar@il.ibm.com>
7061 PR tree-optimization/39698
7062 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
7063 type of the reduction variable. Only generate the def if
7066 * omp-low.c (expand_omp_for_generic): When converting to a pointer
7067 make sure to first convert to an integer of the same precision.
7068 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
7069 the type of the evolution correctly in computing the new
7070 induction variable base.
7072 2009-04-16 Richard Guenther <rguenther@suse.de>
7075 * tree-cfg.c (make_blocks): Split statements with to-be
7076 abnormal SSA names on the lhs.
7078 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
7080 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
7081 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
7082 * c-typeck.c (really_start_incremental_init): Likewise.
7083 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
7084 (TARGET_INITIALIZER): Remove it.
7085 * target.h (struct target): Remove vector_opaque_p.
7086 * tree.c (build_opaque_vector_type): New.
7087 * tree.h (TYPE_VECTOR_OPAQUE): New.
7088 (build_opaque_vector_type): Declare.
7089 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
7090 * config/rs6000/rs6000.c (build_opaque_vector_type,
7091 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
7092 (rs6000_init_builtins): Use build_opaque_vector_type for
7093 opaque_V4SI_type_node.
7095 2009-04-15 Catherine Moore <clm@codesourcery.com>
7097 * debug.h (set_name): Declare.
7098 * dwarf2out.c (dwarf2out_set_name): Declare.
7099 (dwarf2_debug_hooks): Add set_name.
7100 (find_AT_string): New.
7101 (add_AT_string): Call find_AT_string.
7102 (dwarf2out_set_name): New.
7103 * cp/decl.c (grokdeclarator): Call set_name.
7104 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
7105 * debug.c (do_nothing_debug_hooks): Likewise.
7106 * dbxout.c (dbx_debug_hooks): Likewise.
7107 * sdbout.c (sdb_debug_hooks): Likewise.
7109 2009-04-15 Michael Eager <eager@eagercon.com>
7111 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
7112 reg for single-precision FPU.
7113 * config/rs6000/rs6000.md (movsi_internal1): Only for
7115 (movsi_internal1_single): New. Add pattern to move SI values to/from
7116 single-precision FP regs.
7118 2009-04-15 Richard Guenther <rguenther@suse.de>
7120 * omp-low.c (lower_rec_input_clauses): Build correct address
7122 (expand_omp_for_generic): Fix multiplication type.
7123 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
7124 (generate_memset_zero): Fix types.
7125 * tree-profile.c (prepare_instrumented_value): Correctly
7128 2009-04-15 Ian Lance Taylor <iant@google.com>
7130 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
7131 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
7132 for -Wall and for -Wc++-compat.
7133 (c_common_post_options): For C++, set warn_enum_compare if not
7135 * c-tree.h (struct c_expr): Add field original_type.
7136 (build_external_ref): Update declaration.
7137 * c-parser.c (c_parser_braced_init): Set original_type.
7138 (c_parser_initelt): Likewise.
7139 (c_parser_expr_no_commas): Likewise.
7140 (c_parser_conditional_expression): Likewise.
7141 (c_parser_cast_expression): Likewise.
7142 (c_parser_unary_expression): Likewise. Pull setting of
7143 original_code to top of function.
7144 (c_parser_sizeof_expression): Set original_type.
7145 (c_parser_alignof_expression): Likewise.
7146 (c_parser_postfix_expression): Likewise. Pull setting of
7147 original_code to top of function.
7148 (c_parser_postfix_expression_after_paren_type): Set original_type.
7149 (c_parser_postfix_expression_after_primary): Likewise.
7150 (c_parser_expression): Likewise.
7151 * c-typeck.c (build_external_ref): Add type parameter. Change all
7153 (c_expr_sizeof_expr): Set original_type field.
7154 (parser_build_unary_op): Likewise.
7155 (parser_build_binary_op): Likewise. Optionally warn about
7156 comparisons of enums of different types.
7157 (digest_init): Set original_type field.
7158 (really_start_incremental_init): Likewise.
7159 (push_init_level, pop_init_level): Likewise.
7160 * doc/invoke.texi (Warning Options): -Wenum-compare now
7163 2009-04-15 Richard Guenther <rguenther@suse.de>
7165 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
7166 out a necessary conversion.
7167 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
7168 names we didn't value number.
7169 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
7171 2009-04-15 Richard Guenther <rguenther@suse.de>
7173 PR tree-optimization/39764
7174 * tree-ssa-ccp.c (get_value): Canonicalize value with
7175 canonicalize_float_value.
7177 2009-04-15 Jan Hubicka <jh@suse.cz>
7179 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
7180 Wrong version of patch.
7182 2009-04-15 Jan Hubicka <jh@suse.cz>
7184 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
7186 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
7188 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
7189 our distinct integral and vector types.
7191 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
7193 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
7194 * init.c (build_vtbl_address): Remove call to assemble_external.
7196 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
7198 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
7199 output for other floating point modes.
7201 2009-04-14 Diego Novillo <dnovillo@google.com>
7203 * diagnostic.c (diagnostic_report_diagnostic): Do not
7204 warn about loaded plugins for DK_ERROR and DK_WARNING.
7205 * c-decl.c (declspecs_add_type): Move call to
7206 invoke_plugin_callbacks ...
7207 * c-parser.c (c_parser_declspecs): ... here.
7208 * plugin.c (dump_active_plugins): Tidy output.
7210 2009-04-14 Diego Novillo <dnovillo@google.com>
7211 Le-Chun Wu <lcwu@google.com>
7213 * configure.ac: Add --enable-plugin support.
7214 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
7215 * Makefile.in (PLUGIN_H): Define.
7216 Export ENABLE_PLUGIN and GMPINC to site.exp.
7217 Add PLUGINLIBS to link command.
7218 Add/modify dependencies for plugin.o and files including plugin.h.
7220 * config.in: Regenerate.
7222 * opts.c (common_handle_option): Handle OPT_fplugin_ and
7225 2009-04-14 Le-Chun Wu <lcwu@google.com>
7227 * tree-pass.h (register_one_dump_file): Add a prototype for
7228 register_one_dump_file.
7229 * toplev.c (compile_file): Call initialize_plugins.
7230 (do_compile): Call invoke_plugin_callbacks.
7231 (toplev_main): Call invoke_plugin_callbacks.
7232 * common.opt: Add -fplugin= and -fplugin-arg-.
7233 * gcc-plugin.h: New public header file for plugins to include.
7234 * plugin.c: New source file.
7235 * plugin.h: New internal header file.
7236 * passes.c (register_one_dump_file): Make it external.
7238 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
7240 2009-04-14 Diego Novillo <dnovillo@google.com>
7242 * doc/plugins.texi: New.
7243 * doc/gccint.texi: Add reference to Plugins chapter.
7244 * doc/invoke.texi: Document -fplugin and -fplugin-arg
7245 * diagnostic.c (diagnostic_report_diagnostic): Warn about
7246 loaded plugins, if any.
7247 * timevar.def (TV_PLUGIN_INIT): Define.
7248 (TV_PLUGIN_RUN): Define.
7249 * plugin.c: Include timevar.h
7250 (plugins_active_p): New.
7251 (dump_active_plugins): New.
7252 (debug_active_plugins): New.
7254 2009-04-14 Joseph Myers <joseph@codesourcery.com>
7256 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
7258 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
7260 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
7262 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
7263 the same as a minus without a shift.
7265 2009-04-14 Nick Clifton <nickc@redhat.com>
7267 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
7268 comparisons with small integers will always produce a short
7271 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
7274 2008-12-19 Diego Novillo <dnovillo@google.com>
7276 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
7278 2009-04-14 Richard Guenther <rguenther@suse.de>
7280 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
7282 (verify_gimple_assign_binary): Likewise. Handle shifts and
7284 (verify_gimple_phi): Print the mismatched argument position.
7285 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
7287 (vect_update_init_of_dr): Likewise.
7288 * matrix-reorg.c (transform_access_sites): Do what the
7290 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
7292 2009-04-13 Michael Eager <eager@eagercon.com>
7294 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
7295 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
7296 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
7297 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
7298 remove duplicate config
7300 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7302 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
7303 file_name:line_number type locator of the call site.
7305 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
7307 * genautomata.c: Put blank after comma.
7308 (automaton_decls): New.
7309 (struct unit_usage): Add comments to member next.
7310 (store_alt_unit_usage): Keep the list ordered.
7311 (unit_present_on_list_p, equal_alternatives_p): New.
7312 (check_regexp_units_distribution): Check units distribution
7313 correctness correctly.
7314 (main): Don't write automata if error is found. Return correct
7317 * config/m68k/cf.md (cfv4_ds): Remove.
7318 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
7319 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
7321 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
7322 power4-load-ext, power4-store, power4-store-update,
7323 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
7324 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
7325 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
7326 power4-sqrt, power4-isync): Modify reservation to make correct
7327 unit distribution to automata.
7329 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
7330 power5-store-update, power5-two, power5-three, power5-lmul,
7331 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
7333 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
7335 * except.c (pass_set_nothrow_function_flags): Set name and add
7337 (set_nothrow_function_flags): Mention in the dump file when
7338 changing a function to nothrow.
7340 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
7343 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
7344 instead of unsigned long.
7346 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7348 * config/arm/arm.c (return_used_this_function): Remove.
7349 (arm_output_function_prologue): Remove use of
7350 return_used_this_function.
7351 (output_return_instruction): Replace use of
7352 return_used_this_function
7353 by cfun->machine->return_used_this_function.
7354 (arm_output_epilogue): Likewise.
7355 (arm_output_function_epilogue): Likewise.
7356 (thumb_unexpanded_epilogue): Likewise.
7357 * config/arm/arm.h (struct machine_function):
7358 New member return_used_this_function.
7360 2009-04-12 Mark Mitchell <mark@codesourcery.com>
7362 * doc/install.texi: Correct description of default directory for
7363 --with-gxx-include-dir.
7365 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
7367 * fold-const.c (build_range_check): Properly deal with enumeral and
7370 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
7372 * doc/invoke.texi (max_gcse_passes): Remove documentation.
7373 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
7374 * params.h (MAX_GCSE_PASSES): Remove.
7375 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
7376 in sequence. Remove ability to run multiple passes.
7377 (bypass_jumps): Report run as third CPROP pass.
7379 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
7382 * except.c (can_throw_external): Look at each insn in a SEQUENCE
7383 when deciding whether the whole SEQUENCE can throw.
7385 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
7388 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
7389 offseted label references.
7391 2009-04-11 Jan Hubicka <jh@suse.cz>
7393 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
7395 2009-04-11 Richard Guenther <rguenther@suse.de>
7398 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
7399 return variables as TREE_ADDRESSABLE.
7401 2009-04-11 Richard Guenther <rguenther@suse.de>
7403 PR tree-optimization/39713
7404 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
7405 reference trees have SSA_NAME operands.
7407 2009-04-11 Richard Guenther <rguenther@suse.de>
7410 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
7411 address expressions.
7413 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
7415 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
7416 match changes in Cygwin 1.7
7417 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
7418 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
7420 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
7422 PR tree-optimization/39701
7423 * doc/invoke.texi (Optimization Options): Document change in
7424 meaning and initialization of -fdelete-null-pointer-checks.
7426 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
7429 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
7431 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
7434 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
7436 2009-04-10 Chao-ying Fu <fu@mips.com>
7438 * doc/tm.texi (Instruction Output): Document
7439 TARGET_ASM_FINAL_POSTSCAN_INSN.
7440 * target.h (final_postscan_insn): New field in asm_out.
7441 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
7442 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
7443 * final.c (final_scan_insn): Call
7444 targetm.asm_out.final_postscan_insn after outputting
7445 an asm macro and a normal instruction.
7447 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
7448 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
7449 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
7450 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
7451 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
7453 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
7456 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
7457 variables as non-NULL even with -fdelete-null-pointer-checks.
7459 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
7461 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
7463 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
7466 * config/i386/i386.c (classify_argument): Handle SCmode with
7467 (bit_offset % 64) != 0.
7469 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
7471 * doc/invoke.texi (Optimize Options): Add cross-reference to
7472 -Q --help=optimizers examples.
7474 2009-04-10 Ben Elliston <bje@au.ibm.com>
7477 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
7478 regalign for the reg == fpr and TDmode case.
7480 2009-04-09 David Ayers <ayers@fsfe.org>
7483 * objc/objc-act.c (warn_with_method): Remove helper function.
7484 (check_duplicates): Call warning and inform directly.
7485 (really_start_method): Likewise.
7487 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7489 * expmed.c (expand_divmod): Always use a comparison for a division
7490 by a large unsigned integer.
7492 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
7493 for things others than variables or functions as nonzero.
7495 2009-04-09 Nick Clifton <nickc@redhat.com>
7497 * unwind-compat.c: Change copyright header to refer to version
7498 3 of the GNU General Public License with version 3.1 of the
7499 GCC Runtime Library Exception and to point readers at the
7500 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
7501 * config/alpha/crtfastmath.c: Likewise.
7502 * config/alpha/linux-unwind.h: Likewise.
7503 * config/alpha/qrnnd.asm: Likewise.
7504 * config/alpha/vms-crt0-64.c: Likewise.
7505 * config/alpha/vms-crt0.c: Likewise.
7506 * config/alpha/vms-dwarf2.asm: Likewise.
7507 * config/alpha/vms-dwarf2eh.asm: Likewise.
7508 * config/alpha/vms-psxcrt0-64.c: Likewise.
7509 * config/alpha/vms-psxcrt0.c: Likewise.
7510 * config/alpha/vms_tramp.asm: Likewise.
7511 * config/arc/initfini.c: Likewise.
7512 * config/arc/lib1funcs.asm: Likewise.
7513 * config/arm/bpabi-v6m.S: Likewise.
7514 * config/arm/bpabi.S: Likewise.
7515 * config/arm/bpabi.c: Likewise.
7516 * config/arm/crti.asm: Likewise.
7517 * config/arm/crtn.asm: Likewise.
7518 * config/arm/ieee754-df.S: Likewise.
7519 * config/arm/ieee754-sf.S: Likewise.
7520 * config/arm/lib1funcs.asm: Likewise.
7521 * config/arm/libunwind.S: Likewise.
7522 * config/arm/linux-atomic.c: Likewise.
7523 * config/arm/mmintrin.h: Likewise.
7524 * config/arm/pr-support.c: Likewise.
7525 * config/arm/unaligned-funcs.c: Likewise.
7526 * config/arm/unwind-arm.c: Likewise.
7527 * config/arm/unwind-arm.h: Likewise.
7528 * config/avr/libgcc.S: Likewise.
7529 * config/bfin/crti.s: Likewise.
7530 * config/bfin/crtlibid.s: Likewise.
7531 * config/bfin/crtn.s: Likewise.
7532 * config/bfin/lib1funcs.asm: Likewise.
7533 * config/bfin/linux-unwind.h: Likewise.
7534 * config/cris/arit.c: Likewise.
7535 * config/cris/cris_abi_symbol.c: Likewise.
7536 * config/darwin-64.c: Likewise.
7537 * config/darwin-crt2.c: Likewise.
7538 * config/darwin-crt3.c: Likewise.
7539 * config/darwin.h: Likewise.
7540 * config/dbxelf.h: Likewise.
7541 * config/dfp-bit.c: Likewise.
7542 * config/dfp-bit.h: Likewise.
7543 * config/elfos.h: Likewise.
7544 * config/fixed-bit.c: Likewise.
7545 * config/fixed-bit.h: Likewise.
7546 * config/fp-bit.c: Likewise.
7547 * config/fp-bit.h: Likewise.
7548 * config/fr30/crti.asm: Likewise.
7549 * config/fr30/crtn.asm: Likewise.
7550 * config/fr30/lib1funcs.asm: Likewise.
7551 * config/freebsd-spec.h: Likewise.
7552 * config/frv/cmovd.c: Likewise.
7553 * config/frv/cmovh.c: Likewise.
7554 * config/frv/cmovw.c: Likewise.
7555 * config/frv/frvbegin.c: Likewise.
7556 * config/frv/frvend.c: Likewise.
7557 * config/frv/lib1funcs.asm: Likewise.
7558 * config/glibc-stdint.h: Likewise.
7559 * config/h8300/clzhi2.c: Likewise.
7560 * config/h8300/crti.asm: Likewise.
7561 * config/h8300/crtn.asm: Likewise.
7562 * config/h8300/ctzhi2.c: Likewise.
7563 * config/h8300/fixunssfsi.c: Likewise.
7564 * config/h8300/lib1funcs.asm: Likewise.
7565 * config/h8300/parityhi2.c: Likewise.
7566 * config/h8300/popcounthi2.c: Likewise.
7567 * config/i386/ammintrin.h: Likewise.
7568 * config/i386/att.h: Likewise.
7569 * config/i386/avxintrin.h: Likewise.
7570 * config/i386/biarch64.h: Likewise.
7571 * config/i386/bmmintrin.h: Likewise.
7572 * config/i386/cpuid.h: Likewise.
7573 * config/i386/cross-stdarg.h: Likewise.
7574 * config/i386/crtfastmath.c: Likewise.
7575 * config/i386/crtprec.c: Likewise.
7576 * config/i386/cygming-crtbegin.c: Likewise.
7577 * config/i386/cygming-crtend.c: Likewise.
7578 * config/i386/cygwin.asm: Likewise.
7579 * config/i386/emmintrin.h: Likewise.
7580 * config/i386/gmm_malloc.h: Likewise.
7581 * config/i386/gthr-win32.c: Likewise.
7582 * config/i386/i386.h: Likewise.
7583 * config/i386/immintrin.h: Likewise.
7584 * config/i386/linux-unwind.h: Likewise.
7585 * config/i386/linux64.h: Likewise.
7586 * config/i386/mm3dnow.h: Likewise.
7587 * config/i386/mmintrin-common.h: Likewise.
7588 * config/i386/mmintrin.h: Likewise.
7589 * config/i386/nmmintrin.h: Likewise.
7590 * config/i386/pmm_malloc.h: Likewise.
7591 * config/i386/pmmintrin.h: Likewise.
7592 * config/i386/smmintrin.h: Likewise.
7593 * config/i386/sol2-c1.asm: Likewise.
7594 * config/i386/sol2-ci.asm: Likewise.
7595 * config/i386/sol2-cn.asm: Likewise.
7596 * config/i386/sol2-gc1.asm: Likewise.
7597 * config/i386/tmmintrin.h: Likewise.
7598 * config/i386/unix.h: Likewise.
7599 * config/i386/w32-unwind.h: Likewise.
7600 * config/i386/wmmintrin.h: Likewise.
7601 * config/i386/x86-64.h: Likewise.
7602 * config/i386/x86intrin.h: Likewise.
7603 * config/i386/xmmintrin.h: Likewise.
7604 * config/ia64/crtbegin.asm: Likewise.
7605 * config/ia64/crtend.asm: Likewise.
7606 * config/ia64/crtfastmath.c: Likewise.
7607 * config/ia64/crti.asm: Likewise.
7608 * config/ia64/crtn.asm: Likewise.
7609 * config/ia64/fde-glibc.c: Likewise.
7610 * config/ia64/lib1funcs.asm: Likewise.
7611 * config/ia64/linux-unwind.h: Likewise.
7612 * config/ia64/quadlib.c: Likewise.
7613 * config/ia64/unwind-ia64.c: Likewise.
7614 * config/linux.h: Likewise.
7615 * config/m32c/m32c-lib1.S: Likewise.
7616 * config/m32c/m32c-lib2-trapv.c: Likewise.
7617 * config/m32c/m32c-lib2.c: Likewise.
7618 * config/m32r/initfini.c: Likewise.
7619 * config/m68hc11/larith.asm: Likewise.
7620 * config/m68hc11/m68hc11-crt0.S: Likewise.
7621 * config/m68k/cf.md: Likewise.
7622 * config/m68k/crti.s: Likewise.
7623 * config/m68k/crtn.s: Likewise.
7624 * config/m68k/lb1sf68.asm: Likewise.
7625 * config/m68k/linux-unwind.h: Likewise.
7626 * config/mcore/crti.asm: Likewise.
7627 * config/mcore/crtn.asm: Likewise.
7628 * config/mcore/lib1.asm: Likewise.
7629 * config/mips/linux-unwind.h: Likewise.
7630 * config/mips/loongson.h: Likewise.
7631 * config/mips/mips16.S: Likewise.
7632 * config/mmix/crti.asm: Likewise.
7633 * config/mmix/crtn.asm: Likewise.
7634 * config/pa/fptr.c: Likewise.
7635 * config/pa/hpux-unwind.h: Likewise.
7636 * config/pa/lib2funcs.asm: Likewise.
7637 * config/pa/linux-atomic.c: Likewise.
7638 * config/pa/linux-unwind.h: Likewise.
7639 * config/pa/milli64.S: Likewise.
7640 * config/pa/quadlib.c: Likewise.
7641 * config/pa/stublib.c: Likewise.
7642 * config/picochip/libgccExtras/adddi3.asm: Likewise.
7643 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
7644 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
7645 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
7646 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
7647 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
7648 * config/picochip/libgccExtras/divmod15.asm: Likewise.
7649 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
7650 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
7651 * config/picochip/libgccExtras/longjmp.asm: Likewise.
7652 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
7653 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
7654 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
7655 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
7656 * config/picochip/libgccExtras/setjmp.asm: Likewise.
7657 * config/picochip/libgccExtras/subdi3.asm: Likewise.
7658 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
7659 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
7660 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
7661 * config/rs6000/750cl.h: Likewise.
7662 * config/rs6000/altivec.h: Likewise.
7663 * config/rs6000/biarch64.h: Likewise.
7664 * config/rs6000/crtresfpr.asm: Likewise.
7665 * config/rs6000/crtresgpr.asm: Likewise.
7666 * config/rs6000/crtresxfpr.asm: Likewise.
7667 * config/rs6000/crtresxgpr.asm: Likewise.
7668 * config/rs6000/crtsavfpr.asm: Likewise.
7669 * config/rs6000/crtsavgpr.asm: Likewise.
7670 * config/rs6000/darwin-asm.h: Likewise.
7671 * config/rs6000/darwin-fallback.c: Likewise.
7672 * config/rs6000/darwin-fpsave.asm: Likewise.
7673 * config/rs6000/darwin-ldouble.c: Likewise.
7674 * config/rs6000/darwin-tramp.asm: Likewise.
7675 * config/rs6000/darwin-unwind.h: Likewise.
7676 * config/rs6000/darwin-vecsave.asm: Likewise.
7677 * config/rs6000/darwin-world.asm: Likewise.
7678 * config/rs6000/e500crtres32gpr.asm: Likewise.
7679 * config/rs6000/e500crtres64gpr.asm: Likewise.
7680 * config/rs6000/e500crtres64gprctr.asm: Likewise.
7681 * config/rs6000/e500crtrest32gpr.asm: Likewise.
7682 * config/rs6000/e500crtrest64gpr.asm: Likewise.
7683 * config/rs6000/e500crtresx32gpr.asm: Likewise.
7684 * config/rs6000/e500crtresx64gpr.asm: Likewise.
7685 * config/rs6000/e500crtsav32gpr.asm: Likewise.
7686 * config/rs6000/e500crtsav64gpr.asm: Likewise.
7687 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
7688 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
7689 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
7690 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
7691 * config/rs6000/eabi-ci.asm: Likewise.
7692 * config/rs6000/eabi-cn.asm: Likewise.
7693 * config/rs6000/eabi.asm: Likewise.
7694 * config/rs6000/linux-unwind.h: Likewise.
7695 * config/rs6000/linux64.h: Likewise.
7696 * config/rs6000/paired.h: Likewise.
7697 * config/rs6000/paired.md: Likewise.
7698 * config/rs6000/ppc64-fp.c: Likewise.
7699 * config/rs6000/ppu_intrinsics.h: Likewise.
7700 * config/rs6000/rs6000.h: Likewise.
7701 * config/rs6000/si2vmx.h: Likewise.
7702 * config/rs6000/sol-ci.asm: Likewise.
7703 * config/rs6000/sol-cn.asm: Likewise.
7704 * config/rs6000/spe.h: Likewise.
7705 * config/rs6000/spu2vmx.h: Likewise.
7706 * config/rs6000/sysv4.h: Likewise.
7707 * config/rs6000/tramp.asm: Likewise.
7708 * config/rs6000/vec_types.h: Likewise.
7709 * config/s390/linux-unwind.h: Likewise.
7710 * config/s390/tpf-unwind.h: Likewise.
7711 * config/score/crti.asm: Likewise.
7712 * config/score/crtn.asm: Likewise.
7713 * config/sh/crt1.asm: Likewise.
7714 * config/sh/crti.asm: Likewise.
7715 * config/sh/crtn.asm: Likewise.
7716 * config/sh/divtab-sh4-300.c: Likewise.
7717 * config/sh/divtab-sh4.c: Likewise.
7718 * config/sh/divtab.c: Likewise.
7719 * config/sh/lib1funcs-4-300.asm: Likewise.
7720 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
7721 * config/sh/lib1funcs.asm: Likewise.
7722 * config/sh/lib1funcs.h: Likewise.
7723 * config/sh/linux-atomic.asm: Likewise.
7724 * config/sh/linux-unwind.h: Likewise.
7725 * config/sh/shmedia.h: Likewise.
7726 * config/sh/sshmedia.h: Likewise.
7727 * config/sh/ushmedia.h: Likewise.
7728 * config/sparc/crtfastmath.c: Likewise.
7729 * config/sparc/linux-unwind.h: Likewise.
7730 * config/sparc/sol2-c1.asm: Likewise.
7731 * config/sparc/sol2-ci.asm: Likewise.
7732 * config/sparc/sol2-cn.asm: Likewise.
7733 * config/spu/divmodti4.c: Likewise.
7734 * config/spu/divv2df3.c: Likewise.
7735 * config/spu/float_disf.c: Likewise.
7736 * config/spu/float_unsdidf.c: Likewise.
7737 * config/spu/float_unsdisf.c: Likewise.
7738 * config/spu/float_unssidf.c: Likewise.
7739 * config/spu/mfc_multi_tag_release.c: Likewise.
7740 * config/spu/mfc_multi_tag_reserve.c: Likewise.
7741 * config/spu/mfc_tag_release.c: Likewise.
7742 * config/spu/mfc_tag_reserve.c: Likewise.
7743 * config/spu/mfc_tag_table.c: Likewise.
7744 * config/spu/multi3.c: Likewise.
7745 * config/spu/spu_internals.h: Likewise.
7746 * config/spu/spu_intrinsics.h: Likewise.
7747 * config/spu/spu_mfcio.h: Likewise.
7748 * config/spu/vec_types.h: Likewise.
7749 * config/spu/vmx2spu.h: Likewise.
7750 * config/stormy16/stormy16-lib2.c: Likewise.
7751 * config/svr4.h: Likewise.
7752 * config/sync.c: Likewise.
7753 * config/v850/lib1funcs.asm: Likewise.
7754 * config/vxlib-tls.c: Likewise.
7755 * config/vxlib.c: Likewise.
7756 * config/vxworks-dummy.h: Likewise.
7757 * config/xtensa/crti.asm: Likewise.
7758 * config/xtensa/crtn.asm: Likewise.
7759 * config/xtensa/ieee754-df.S: Likewise.
7760 * config/xtensa/ieee754-sf.S: Likewise.
7761 * config/xtensa/lib1funcs.asm: Likewise.
7762 * config/xtensa/lib2funcs.S: Likewise.
7763 * config/xtensa/linux-unwind.h: Likewise.
7764 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
7765 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
7766 * coretypes.h: Likewise.
7767 * crtstuff.c: Likewise.
7768 * defaults.h: Likewise.
7769 * dwarf2.h: Likewise.
7770 * emutls.c: Likewise.
7771 * gbl-ctors.h: Likewise.
7772 * gcov-io.h: Likewise.
7773 * ginclude/float.h: Likewise.
7774 * ginclude/iso646.h: Likewise.
7775 * ginclude/stdarg.h: Likewise.
7776 * ginclude/stdbool.h: Likewise.
7777 * ginclude/stddef.h: Likewise.
7778 * ginclude/stdfix.h: Likewise.
7779 * ginclude/stdint-gcc.h: Likewise.
7780 * ginclude/tgmath.h: Likewise.
7781 * gthr-aix.h: Likewise.
7782 * gthr-dce.h: Likewise.
7783 * gthr-gnat.c: Likewise.
7784 * gthr-gnat.h: Likewise.
7785 * gthr-lynx.h: Likewise.
7786 * gthr-mipssde.h: Likewise.
7787 * gthr-nks.h: Likewise.
7788 * gthr-posix.c: Likewise.
7789 * gthr-posix.h: Likewise.
7790 * gthr-posix95.h: Likewise.
7791 * gthr-rtems.h: Likewise.
7792 * gthr-single.h: Likewise.
7793 * gthr-solaris.h: Likewise.
7794 * gthr-tpf.h: Likewise.
7795 * gthr-vxworks.h: Likewise.
7796 * gthr-win32.h: Likewise.
7798 * libgcc2.c: Likewise.
7799 * libgcc2.h: Likewise.
7800 * libgcov.c: Likewise.
7801 * tsystem.h: Likewise.
7802 * typeclass.h: Likewise.
7803 * unwind-c.c: Likewise.
7804 * unwind-compat.h: Likewise.
7805 * unwind-dw2-fde-compat.c: Likewise.
7806 * unwind-dw2-fde-darwin.c: Likewise.
7807 * unwind-dw2-fde-glibc.c: Likewise.
7808 * unwind-dw2-fde.c: Likewise.
7809 * unwind-dw2-fde.h: Likewise.
7810 * unwind-dw2.c: Likewise.
7811 * unwind-dw2.h: Likewise.
7812 * unwind-generic.h: Likewise.
7813 * unwind-pe.h: Likewise.
7814 * unwind-sjlj.c: Likewise.
7815 * unwind.inc: Likewise.
7816 * config/arm/neon-gen.ml: Change generated copyright header to
7817 refer to version 3 of the GNU General Public License with
7818 version 3.1 of the GCC Runtime Library Exception and to point
7819 readers at the COPYING3 and COPYING3.RUNTIME files and the
7820 FSF's license web page.
7821 * config/arm/arm_neon.h: Regenerate.
7823 2009-04-09 Jakub Jelinek <jakub@redhat.com>
7825 * config/cris/cris.md: Change copyright header to refer to version
7826 3 of the GNU General Public License.
7827 * doc/install.texi2html: Change copyright header to refer to version
7828 3 of the GNU General Public License and to point readers at the
7829 COPYING3 file and the FSF's license web page.
7830 * config/vax/linux.h: Likewise.
7832 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
7834 * config/i386/i386.md (cmpcc): New.
7835 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
7836 (sync_compare_and_swap_cc*): Delete.
7838 * config/s390/s390.c (s390_compare_emitted): Remove.
7839 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
7840 s390_compare_emitted used to be handled. Assert that modes match.
7841 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
7842 refer to sync_compare_and_swap_ccsi.
7843 * config/s390/s390.h (s390_compare_emitted): Remove.
7844 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
7845 instead of s390_compare_emitted.
7846 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
7847 instead of s390_compare_emitted.
7848 * config/s390/s390.md (cmpcc): New.
7849 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
7850 CC_REGNUM, do not pretend it's set.
7851 (sync_compare_and_swap_cc*): Delete.
7852 * config/s390/predicates.md (cc_reg_operand): New.
7854 * expr.c (sync_compare_and_swap_cc): Delete.
7855 * optabs.h (sync_compare_and_swap_cc): Delete.
7856 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
7857 is being used with can_compare_p.
7858 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
7860 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
7861 look for a MODE_CC set instead. Use emit_store_flag.
7862 (expand_compare_and_swap_loop): Likewise, with some additional
7863 complication to avoid a force_reg when useless. Use
7864 emit_cmp_and_jump_insns.
7865 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
7866 * doc/md.texi (sync_compare_and_swap_cc): Merge with
7867 sync_compare_and_swap documentation.
7869 2009-04-09 Jan Hubicka <jh@suse.cz>
7871 * except.c (find_prev_try): Break out from ....
7872 (duplicate_eh_regions): ... here; properly update prev_try pointers
7873 when duplication part of tree.
7874 (dump_eh_tree): Improve dumping.
7875 (verify_eh_region): New.
7876 (verify_eh_tree): Use it.
7878 2009-04-06 Richard Guenther <rguenther@suse.de>
7880 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
7881 &ARRAY addresses by adjusting their types and prepending
7883 * tree-cfg.c (verify_gimple_assign_single): Verify that
7884 addresses are correct.
7886 2009-04-09 Richard Guenther <rguenther@suse.de>
7888 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
7889 indices into an array reference if possible.
7890 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7891 Fold POINTER_PLUS_EXPR statements with invariant address.
7893 2009-04-09 Alan Modra <amodra@bigpond.net.au>
7896 * config.gcc (powerpc64-*-linux*): Always build biarch.
7898 2009-04-09 Joseph Myers <joseph@codesourcery.com>
7901 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
7902 it and pedwarn if this results in an INTEGER_CST.
7904 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7906 * doc/install.texi: Update minimum GMP version. Remove obsolete
7907 text in MPFR section.
7909 2009-04-08 Jakub Jelinek <jakub@redhat.com>
7911 * dwarf2out.c (class_scope_p): New static inline.
7912 (class_or_namespace_scope_p): Use it.
7913 (gen_variable_die): Use DW_TAG_member tag for static data member
7914 declarations instead of DW_TAG_variable.
7917 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
7920 2009-04-08 Richard Guenther <rguenther@suse.de>
7922 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
7923 valueize random data.
7925 2009-04-08 David Edelsohn <edelsohn@gnu.org>
7927 * config.gcc (aix tm_file): Add aix-stdint.h.
7928 (aix tm clause use_gcc_stdint): Set to wrap.
7929 * config/rs6000/aix-stdint.h: New file.
7931 2009-04-08 Richard Guenther <rguenther@suse.de>
7934 * tree-dfa.c (add_referenced_var): Do not recurse into
7935 global initializers.
7936 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
7938 (fold_const_aggregate_ref): Likewise.
7940 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7942 * recog.c (ordered_comparison_operator): New.
7943 * gensupport.c (std_preds): Add it.
7944 * doc/md.texi (Machine-Independent Predicates): Document it.
7946 2009-04-08 Jan Hubicka <jh@suse.cz>
7948 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
7949 * function.h (rtl_eh): Remove exception_handler_label_map.
7950 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
7951 remove_exception_handler_label, for_each_eh_label_1): Remove.
7952 (rtl_remove_unreachable_regions): Remove.
7953 (convert_from_eh_region_ranges): Do not remove unreachable regions.
7954 (find_exception_handler_labels): Don't build the hashtable.
7955 (maybe_remove_eh_handler): Remove.
7956 (for_each_eh_label): Rewrite to walk the tree.
7957 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
7958 * except.h (maybe_remove_eh_handler): Remove.
7959 * passes.c (init_optimization_passes): Schedule second EH cleanup
7961 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
7962 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
7964 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
7966 * genoutput.c (validate_optab_operands): New.
7967 (gen_insn, gen_expand): Call it.
7969 * genflags.c (gen_insn): Detect misused iterators.
7970 (main): Pass line_no to gen_insn, exit with status 1 on error.
7972 * genextract.c (line_no): Make global.
7973 (VEC_safe_set_locstr): Change assertion to error message.
7974 (main): Exit with status 1 on error.
7976 2009-04-08 Joseph Myers <joseph@codesourcery.com>
7980 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7981 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7982 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
7983 * c-convert.c (convert): Do not call fold on results of conversion
7984 functions when the result is a C_MAYBE_CONST_EXPR.
7985 * c-parser.c (c_parser_postfix_expression): Do not fold condition
7986 of __builtin_choose_expr.
7987 * c-typeck.c (remove_c_maybe_const_expr): New.
7988 (build_unary_op, build_conditional_expr, build_compound_expr,
7989 build_binary_op, c_objc_common_truthvalue_conversion): Call
7990 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
7993 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
7995 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
7996 CODE to produce a new one. Add a prototype to use fold_convert_const
7998 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
8001 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
8002 mix declarations and code.
8004 2009-04-08 Ben Elliston <bje@au.ibm.com>
8006 * gcc.c: Replace `CC' with `GCC' throughout.
8008 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
8010 * doc/invoke.texi: Document Atom support.
8012 2009-04-07 Jason Merrill <jason@redhat.com>
8015 * c-common.h, c-common.c: Add flag_pretty_templates.
8016 * c-opts.c (c_common_handle_option): Set it.
8017 * c.opt: Add -fno-pretty-templates.
8018 * doc/invoke.texi (C++ Dialect Options): Likewise.
8020 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
8022 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
8023 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
8024 (ia64_expand_builtin): Likewise.
8026 2009-04-07 Martin Jambor <mjambor@suse.cz>
8028 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
8029 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
8030 ADDR_EXPRS are include too.
8032 2009-04-07 Richard Guenther <rguenther@suse.de>
8034 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
8035 decls are only used if passes as parameters or if they are
8036 local statics and the call is not to a builtin.
8037 (call_may_clobber_ref_p_1): Likewise.
8039 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8041 * expr.c (do_store_flag): Remove last argument. Simplify code
8042 to avoid duplication of tests already done by can_compare_p.
8043 (expand_expr_real_1): Adjust caller.
8045 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8047 * optabs.c (can_compare_p): Test the predicate of a
8048 cbranch and cstore pattern.
8050 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8052 * expr.c (convert_move): Use emit_store_flag instead of
8055 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
8057 * config/i386/i386.c (ix86_compare_emitted): Remove.
8058 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
8059 ix86_compare_op0 like ix86_compare_emitted used to be handled.
8060 * config/i386/i386.h (ix86_compare_emitted): Remove.
8061 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
8062 instead of ix86_compare_emitted.
8063 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
8065 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
8067 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
8068 Add t-sysroot-suffix to tmake_file.
8069 * config/print-sysroot-suffix.sh: New file.
8070 * config/t-sysroot-suffix: New file.
8072 2009-04-07 Ben Elliston <bje@au.ibm.com>
8074 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
8075 as the latter produces a warning when the target does not support
8078 2009-04-07 Ben Elliston <bje@au.ibm.com>
8080 * dfp.c: Replace type punning assignments with memcpy throughout.
8081 * Makefile.in (dfp.o-warn): Remove.
8083 2009-04-07 Alan Modra <amodra@bigpond.net.au>
8086 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
8087 Include soft-fp/t-softfp after rs6000/t-linux64.
8089 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
8091 * stor-layout.c (set_sizetype): Use the full precision of their
8092 machine mode for bitsize types.
8094 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
8096 * config/i386/i386.md: Revert 2 accidental checkins.
8098 2009-04-06 Joey Ye <joey.ye@intel.com>
8099 Xuepeng Guo <xuepeng.guo@intel.com>
8100 H.J. Lu <hongjiu.lu@intel.com>
8102 Atom pipeline model, tuning and insn selection.
8103 * config.gcc (atom): Add atom config options and target.
8105 * config/i386/atom.md: New.
8107 * config/i386/i386.c (atom_cost): New cost.
8108 (m_ATOM): New macro flag.
8109 (initial_ix86_tune_features): Set m_ATOM.
8110 (x86_accumulate_outgoing_args): Likewise.
8111 (x86_arch_always_fancy_math_387): Likewise.
8112 (processor_target): Add Atom cost.
8113 (cpu_names): Add Atom cpu name.
8114 (override_options): Set Atom ISA.
8115 (ix86_issue_rate): New case PROCESSOR_ATOM.
8116 (ix86_adjust_cost): Likewise.
8118 * config/i386/i386.h (TARGET_ATOM): New target macro.
8119 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
8120 (TARGET_OPT_AGU): New target option.
8121 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
8122 (processor_type): Add PROCESSOR_ATOM.
8124 * config/i386/i386.md (cpu): Add new value "atom".
8125 (use_carry, movu): New attr.
8126 (atom.md): Include atom.md.
8127 (adddi3_carry_rex64): Set attr "use_carry".
8128 (addqi3_carry): Likewise.
8129 (addhi3_carry): Likewise.
8130 (addsi3_carry): Likewise.
8131 (*addsi3_carry_zext): Likewise.
8132 (subdi3_carry_rex64): Likewise.
8133 (subqi3_carry): Likewise.
8134 (subhi3_carry): Likewise.
8135 (subsi3_carry): Likewise.
8136 (x86_movdicc_0_m1_rex64): Likewise.
8137 (*x86_movdicc_0_m1_se): Likewise.
8138 (x86_movsicc_0_m1): Likewise.
8139 (*x86_movsicc_0_m1_se): Likewise.
8140 (*adddi_1_rex64): Emit add insn as much as possible.
8141 (*addsi_1): Likewise.
8142 (return_internal): Set atom_unit.
8143 (return_internal_long): Likewise.
8144 (return_pop_internal): Likewise.
8145 (*rcpsf2_sse): Set atom_sse_attr attr.
8146 (*qrt<mode>2_sse): Likewise.
8147 (*prefetch_sse): Likewise.
8149 * config/i386/i386-c.c (ix86_target_macros_internal): New case
8151 (ix86_target_macros_internal): Likewise.
8153 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
8154 (*prefetch_sse_rex): Likewise.
8155 (sse_rcpv4sf2): Likewise.
8156 (sse_vmrcpv4sf2): Likewise.
8157 (sse_sqrtv4sf2): Likewise.
8158 (<sse>_vmsqrt<mode>2): Likewise.
8159 (sse_ldmxcsr): Likewise.
8160 (sse_stmxcsr): Likewise.
8161 (*sse_sfence): Likewise.
8162 (sse2_clflush): Likewise.
8163 (*sse2_mfence): Likewise.
8164 (*sse2_lfence): Likewise.
8165 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
8166 (<sse>_movup<ssemodesuffixf2c>): Likewise.
8167 (avx_movdqu<avxmodesuffix>): Likewise.
8168 (avx_lddqu<avxmodesuffix>): Likewise.
8169 (sse2_movntv2di): Change attr "type" to "ssemov".
8170 (sse2_movntsi): Likewise.
8171 (rsqrtv8sf2): Change attr "type" to "sseadd".
8172 (sse3_addsubv2df3): Set attr "atom_unit".
8173 (sse3_h<plusminus_insn>v4sf3): Likewise.
8174 (*sse2_pmaddwd): Likewise.
8175 (*vec_extractv2di_1_rex64): Likewise.
8176 (*vec_extractv2di_1_avx): Likewise.
8177 (sse2_psadbw): Likewise.
8178 (ssse3_phaddwv8hi3): Likewise.
8179 (ssse3_phaddwv4hi3): Likewise.
8180 (ssse3_phadddv4si3): Likewise.
8181 (ssse3_phadddv2si3): Likewise.
8182 (ssse3_phaddswv8hi3): Likewise.
8183 (ssse3_phaddswv4hi3): Likewise.
8184 (ssse3_phsubwv8hi3): Likewise.
8185 (ssse3_phsubwv4hi3): Likewise.
8186 (ssse3_phsubdv4si3): Likewise.
8187 (ssse3_phsubdv2si3): Likewise.
8188 (ssse3_phsubswv8hi3): Likewise.
8189 (ssse3_phsubswv4hi3): Likewise.
8190 (ssse3_pmaddubsw128): Likewise.
8191 (sse3_pmaddubsw: Likewise.
8192 (ssse3_palignrti): Likewise.
8193 (ssse3_palignrdi): Likewise.
8195 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
8197 * doc/install.texi (Specific): Fix two cross-references to MinGW.
8199 2009-04-06 Richard Guenther <rguenther@suse.de>
8201 PR tree-optimization/28868
8202 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
8203 of which PHI results we inserted.
8204 (insert_into_preds_of_block): Record inserted PHIs.
8205 (eliminate): Eliminate redundant PHI nodes.
8206 (init_pre): Init inserted_phi_names.
8208 2009-04-06 Richard Guenther <rguenther@suse.de>
8210 PR tree-optimization/39643
8211 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
8212 IMAGPART_EXPRs of complex constants.
8213 (execute_fold_all_builtins): If we folded a call queue
8214 TODO_update_address_taken.
8216 2009-04-06 Jan Hubicka <jh@suse.cz>
8219 * except.c (remove_unreachable_regions): Propagate may_contain_throw
8222 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
8224 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
8226 (ic_invalidate_array): Likewise.
8228 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
8230 * calls.c (emit_library_call_value_1): Fix a problem with parameter
8231 alignment for library calls.
8233 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
8235 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
8236 (mingw32 tm clause use_gcc_stdint): Set to wrap.
8237 * config/i386/mingw-stdint.h: New file.
8239 2009-04-05 Richard Guenther <rguenther@suse.de>
8241 PR tree-optimization/39648
8242 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
8243 our &A vs. &A[0] IL deficiencies.
8245 2009-04-04 Jan Hubicka <jh@suse.cz>
8247 * except.c (sjlj_find_directly_reachable_regions): Be ready for
8248 removed toplevel regions.
8249 (sjlj_mark_call_sites): Likewise.
8251 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
8253 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
8254 (cygwin tm clause use_gcc_stdint): Set to wrap.
8255 * config/i386/cygwin-stdint.h: New file.
8257 2009-04-04 Richard Guenther <rguenther@suse.de>
8259 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
8260 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
8261 single-argument PHIs if we are in loop-closed SSA form.
8262 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
8263 for the pre-condition.
8264 (slpeel_tree_peel_loop_to_edge): Likewise.
8265 (vect_build_loop_niters): Take an optional sequence to append stmts.
8266 (vect_generate_tmps_on_preheader): Likewise.
8267 (vect_do_peeling_for_loop_bound): Take extra guards for the
8269 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
8270 the cost model check.
8271 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
8272 guards if we are going to peel. Do not apply versioning in that case.
8273 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
8274 (vect_do_peeling_for_loop_bound): Likewise.
8275 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
8276 loop bound only record extra pre-conditions, do not apply loop
8279 2009-04-04 Richard Guenther <rguenther@suse.de>
8281 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
8284 2009-04-04 Jan Hubicka <jh@suse.cz>
8286 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
8287 last_basic_block for size of bb->index indexed array.
8288 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
8289 compute_out, link_btr_uses, build_btr_def_use_webs,
8290 build_btr_def_use_webs, migrate_btr_defs): Likewise.
8292 2009-04-04 Jan Hubicka <jh@suse.cz>
8294 * except.c (remove_eh_handler_and_replace): Break out from ...
8295 (remove_eh_handler): ... here.
8296 (bring_to_root): New function.
8297 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
8298 handled ones, bring others to root of tree.
8300 2009-04-04 Jan Hubicka <jh@suse.cz>
8302 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
8303 (all_phis_safe_to_merge): New function.
8304 (update_info): New structure.
8305 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
8306 (cleanup_empty_eh): Update SSA if possible.
8308 2009-04-04 Richard Guenther <rguenther@suse.de>
8310 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
8311 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
8312 (append_vuse): Likewise.
8314 2009-04-04 Jakub Jelinek <jakub@redhat.com>
8316 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
8317 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
8318 instead of REG_UNSAVED for DW_CFA_undefined.
8319 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
8320 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
8323 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
8326 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
8327 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
8328 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
8330 2009-04-04 Richard Guenther <rguenther@suse.de>
8332 PR tree-optimization/8781
8333 PR tree-optimization/37892
8334 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
8335 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
8336 (valueize_refs): Call it for *& valueizations.
8337 (shared_reference_ops_from_ref): Rename to ...
8338 (valueize_shared_reference_ops_from_ref): ... this and valueize.
8339 (shared_reference_ops_from_call): Rename to ...
8340 (valueize_shared_reference_ops_from_call): ... this and valueize.
8341 (vn_reference_lookup): Update.
8342 (visit_reference_op_call): Likewise.
8343 * tree-ssa-pre.c (phi_translate_1): Fold *&.
8344 (eliminate): Value-replace the call address in call statements.
8346 2009-04-04 Richard Guenther <rguenther@suse.de>
8348 PR tree-optimization/39636
8349 * tree-ssa-forwprop.c
8350 (forward_propagate_addr_into_variable_array_index): Check for
8351 GIMPLE_ASSIGN before accessing the rhs code.
8353 2009-04-03 Jason Merrill <jason@redhat.com>
8355 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
8357 2009-04-03 Steve Ellcey <sje@cup.hp.com>
8359 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
8360 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
8361 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
8362 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
8363 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
8364 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
8365 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
8366 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
8367 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
8368 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
8369 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
8370 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
8371 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
8372 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
8373 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
8374 Use fr_reg_or_fp01_operand instead of fr_register_operand
8376 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
8377 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
8378 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
8380 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
8382 PR rtl-optimization/39607
8383 PR rtl-optimization/39631
8387 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8388 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8389 instead of DF_LR_OUT.
8390 * ira-lives.c (process_bb_node_lives): Ditto.
8391 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8392 instead of DF_LR_{OUT,IN}.
8393 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8394 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8396 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
8398 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
8399 (execute_lower_omp): Always run but take the short way out if -fopenmp
8401 (gate_lower_omp): Remove, forcing the pass manager to always run the
8402 pass and always set PROP_gimple_lomp.
8403 (pass_lower_omp): Remove gate function.
8404 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
8405 PROP_trees. Instead, require it.
8406 * ipa-cp.c (pass_ipa_cp): Likewise.
8407 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
8408 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
8409 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
8410 and PROP_gimple_leh.
8412 2009-04-03 Richard Guenther <rguenther@suse.de>
8415 PR tree-optimization/23940
8416 PR tree-optimization/33237
8419 PR tree-optimization/36201
8420 PR tree-optimization/36230
8421 PR tree-optimization/38049
8422 PR tree-optimization/38207
8423 PR tree-optimization/38230
8424 PR tree-optimization/38301
8425 PR tree-optimization/38585
8427 PR tree-optimization/38985
8428 PR tree-optimization/39299
8429 * tree-ssa-structalias.h: Remove.
8430 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
8431 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
8432 (struct vuse_element_d): Remove.
8433 (struct vuse_vec_d): Likewise.
8434 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
8435 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
8436 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
8437 VUSE_ELEMENT_VAR): Likewise.
8438 (struct voptype_d): Likewise.
8439 (NUM_VOP_FREE_BUCKETS): Likewise.
8440 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
8441 (struct stmt_operands_d): Remove.
8442 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
8443 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
8444 VDEF_NUM, VDEF_VECT): Likewise.
8445 (copy_virtual_operands): Remove.
8446 (operand_build_cmp): Likewise.
8447 (create_ssa_artificial_load_stmt): Likewise.
8448 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
8449 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
8450 vuse_index and mayuse_index members. Pack and move done and iter_type
8451 members to the front.
8452 (SSA_OP_VMAYUSE): Remove.
8453 (SSA_OP_VIRTUAL_USES): Adjust.
8454 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
8455 (unlink_stmt_vdef): Declare.
8456 (add_to_addressable_set): Remove.
8457 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
8458 (vrp_visit_stmt): Likewise.
8459 * doc/tree-ssa.texi (Alias analysis): Update.
8460 * doc/invoke.texi (max-aliased-vops): Remove docs.
8461 (avg-aliased-vops): Likewise.
8462 * tree-into-ssa.c (syms_to_rename): Remove.
8463 (need_to_update_vops_p): Likewise.
8464 (need_to_initialize_update_ssa_p): Rename to ...
8465 (update_ssa_initialized_fn): ... this. Track function we are
8467 (symbol_marked_for_renaming): Simplify.
8468 (add_new_name_mapping): Do not set need_to_update_vops_p.
8469 (dump_currdefs): Use SYMS_TO_RENAME.
8470 (rewrite_update_stmt): Always walk all uses/defs.
8471 (dump_update_ssa): Adjust.
8472 (init_update_ssa): Take function argument. Track what we are
8474 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
8475 (create_new_def_for): Initialize for cfun, assert we are initialized
8477 (mark_sym_for_renaming): Simplify.
8478 (mark_set_for_renaming): Do not initialize update-ssa.
8479 (need_ssa_update_p): Simplify. Take function argument.
8480 (name_mappings_registered_p): Assert we ask for the correct function.
8481 (name_registered_for_update_p): Likewise.
8482 (ssa_names_to_replace): Likewise.
8483 (release_ssa_name_after_update_ssa): Likewise.
8484 (update_ssa): Likewise. Use SYMS_TO_RENAME.
8485 (dump_decl_set): Do not print a newline.
8486 (debug_decl_set): Do it here.
8487 (dump_update_ssa): And here.
8488 * tree-ssa-loop-im.c (move_computations): Adjust.
8489 (movement_possibility): Likewise.
8490 (determine_max_movement): Likewise.
8491 (gather_mem_refs_stmt): Likewise.
8492 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
8494 * tree-complex.c (update_all_vops): Remove.
8495 (expand_complex_move): Adjust.
8496 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
8497 Simplify test for memory referencing statement. Exclude
8498 non-invariant ADDR_EXPRs.
8499 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
8500 * tree-loop-distribution.c (generate_memset_zero): Adjust.
8501 (rdg_flag_uses): Likewise.
8502 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
8504 (tree_optimize_tail_calls_1): Also split the
8505 edge from the entry block if we have degenerate PHI nodes in
8506 the first basic block.
8507 * tree.c (init_ttree): Remove memory-tag related code.
8508 (tree_code_size): Likewise.
8509 (tree_node_structure): Likewise.
8510 (build7_stat): Re-write to be build6_stat.
8511 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
8512 (SSA_VAR_P): Adjust.
8513 (struct tree_memory_tag): Remove.
8514 (struct tree_memory_partition_tag): Likewise.
8515 (union tree_node): Adjust.
8516 (build7): Re-write to be build6.
8517 * tree-pass.h (pass_reset_cc_flags): Remove.
8518 (TODO_update_address_taken): New flag.
8519 (pass_simple_dse): Remove.
8520 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
8521 * params.h (MAX_ALIASED_VOPS): Remove.
8522 (AVG_ALIASED_VOPS): Likewise.
8523 * omp-low.c (expand_omp_taskreg): Update SSA form.
8524 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
8525 aliases the lhs in a copy stmt.
8526 * tree-ssa-dse.c (struct address_walk_data): Remove.
8527 (memory_ssa_name_same): Likewise.
8528 (memory_address_same): Likewise.
8529 (get_kill_of_stmt_lhs): Likewise.
8530 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
8531 unused stores. Look through PHI nodes into post-dominated regions.
8532 (dse_optimize_stmt): Simplify. Properly remove stores.
8533 (tree_ssa_dse): Compute dominators.
8534 (execute_simple_dse): Remove.
8535 (pass_simple_dse): Likewise.
8536 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
8537 gimple_loaded_syms and gimple_stored_syms computation.
8538 * toplev.c (dump_memory_report): Dump alias and pta stats.
8539 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
8540 (vn_reference_eq): Likewise.
8541 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
8542 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
8543 valueize_vuses): Remove.
8544 (get_def_ref_stmt_vuses): Simplify. Rename to ...
8545 (get_def_ref_stmt_vuse): ... this.
8546 (vn_reference_lookup_2): New function.
8547 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
8548 walking equivalent vuses. Simplify.
8549 (vn_reference_lookup): Likewise.
8550 (vn_reference_insert): Likewise.
8551 (vn_reference_insert_pieces): Likewise.
8552 (visit_reference_op_call): Simplify.
8553 (visit_reference_op_load): Likewise.
8554 (visit_reference_op_store): Likewise.
8555 (init_scc_vn): Remove shared_lookup_vuses initialization.
8556 (free_scc_vn): Remove shared_lookup_vuses freeing.
8557 (sort_vuses, sort_vuses_heap): Remove.
8558 (get_ref_from_reference_ops): Export.
8559 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
8560 vector with single vuse pointer.
8561 (vn_reference_lookup_pieces, vn_reference_lookup,
8562 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
8563 (shared_vuses_from_stmt): Remove.
8564 (get_ref_from_reference_ops): Declare.
8565 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
8566 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8567 memory-tag related code.
8568 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
8569 (likely_value): Add comment, skip static-chain of call statements.
8570 (surely_varying_stmt_p): Adjust.
8571 (gimplify_and_update_call_from_tree): Likewise.
8572 (execute_fold_all_builtins): Do not rebuild alias info.
8573 (gimplify_and_update_call_from_tree): Properly update VOPs.
8574 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
8575 (copy_ref_info): Remove memory-tag related code.
8576 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
8577 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
8578 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
8580 * tree-ssa-dom.c (gimple_p): Remove typedef.
8581 (eliminate_redundant_computations): Adjust.
8582 (record_equivalences_from_stmt): Likewise.
8583 (avail_expr_hash): Likewise.
8584 (avail_expr_eq): Likewise.
8585 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
8586 (stmt_makes_single_load): Likewise.
8587 (stmt_makes_single_store): Likewise.
8588 * tree-ssa-alias.c: Rewrite completely.
8589 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
8590 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
8591 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
8592 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
8593 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
8594 Remove public functions.
8595 (pass_reset_cc_flags): Remove.
8596 (pass_build_alias): Move ...
8597 * tree-ssa-structalias.c (pass_build_alias): ... here.
8598 * tree-ssa-alias.c (may_be_aliased): Move ...
8599 * tree-flow-inline.h (may_be_aliased): ... here.
8600 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
8601 count_uses_and_derefs): Move ...
8602 * gimple.c: ... here.
8603 * gimple.h (count_uses_and_derefs): Declare.
8604 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
8605 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
8606 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
8607 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
8608 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
8609 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
8610 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
8612 * tree-dfa.c (refs_may_alias_p): Move ...
8613 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
8614 * tree-ssa-alias.h: New file.
8615 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
8616 (statement_sink_location): Likewise.
8617 * opts.c (decode_options): Do not adjust max-aliased-vops or
8618 avg-aliased-vops values.
8619 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
8620 (TV_CALL_CLOBBER): Likewise.
8621 (TV_FLOW_SENSITIVE): Likewise.
8622 (TV_FLOW_INSENSITIVE): Likewise.
8623 (TV_MEMORY_PARTITIONING): Likewise.
8624 (TV_ALIAS_STMT_WALK): New timevar.
8625 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
8626 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
8627 (get_address_description): Remove memory-tag related code.
8628 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
8629 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
8630 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
8631 and immediate uses in statements. Document.
8632 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
8633 (dump_symbols): Remove.
8634 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
8635 * alias.c (get_deref_alias_set): New function split out from ...
8636 (get_alias_set): ... here.
8637 * alias.h (get_deref_alias_set): Declare.
8638 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
8639 type parameter. Remove restrict pointer handling. Create a
8640 ref-all pointer in case type-based alias sets do not conflict.
8641 (vect_analyze_data_refs): Remove SMT related code.
8642 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
8643 (vectorizable_load): Likewise.
8644 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
8645 (DR_SYMBOL_TAG, DR_VOPS): Remove.
8646 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
8647 Ignore vops and SMTs.
8648 (dr_analyze_alias): Likewise..
8649 (free_data_ref): Likewise.
8650 (create_data_ref): Likewise.
8651 (analyze_all_data_dependences): Likewise.
8652 (get_references_in_stmt): Adjust.
8653 * tree-flow-inline.h (gimple_aliases_computed_p,
8654 gimple_addressable_vars, gimple_call_clobbered_vars,
8655 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
8656 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
8657 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
8658 gimple_mem_ref_stats): Remove.
8659 (gimple_vop): New function.
8660 (op_iter_next_use): Remove vuses and mayuses cases.
8661 (op_iter_next_def): Remove vdefs case.
8662 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
8663 (clear_and_done_ssa_iter): Do not set removed fields.
8664 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
8665 Assert we are not iterating over vuses or vdefs if not also
8666 iterating over uses or defs.
8667 (op_iter_init_use): Likewise.
8668 (op_iter_init_def): Likewise.
8669 (op_iter_next_vdef): Remove.
8670 (op_iter_next_mustdef): Likewise.
8671 (op_iter_init_vdef): Likewise.
8672 (compare_ssa_operands_equal): Likewise.
8673 (link_use_stmts_after): Handle vuse operand.
8674 (is_call_used): Use is_call_clobbered.
8675 (is_call_clobbered): Global variables are always call clobbered,
8676 query the call-clobbers bitmap.
8677 (mark_call_clobbered): Ignore global variables.
8678 (clear_call_clobbered): Likewise.
8679 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
8680 virtual operands sanity check.
8681 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
8683 (TARGET_MEM_REF): Remove TMR_TAG operand.
8684 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
8685 Remove call-clobber related code.
8686 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
8687 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
8688 partitions or escape reason.
8689 (get_single_def_stmt, get_single_def_stmt_from_phi,
8690 get_single_def_stmt_with_phi): Remove.
8691 (dump_referenced_vars): Tidy.
8692 (get_ref_base_and_extent): Allow bare decls.
8693 (collect_dfa_stats): Adjust.
8694 * graphite.c (rename_variables_in_stmt): Adjust.
8695 (graphite_copy_stmts_from_block): Likewise.
8696 (translate_clast): Likewise.
8697 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
8699 (translate_vuse_through_block): Use the oracle.
8700 (phi_translate_1): Adjust.
8701 (value_dies_in_block_x): Use the oracle. Cache the outcome
8703 (valid_in_sets): Check if the VUSE for
8704 a REFERENCE is available.
8705 (eliminate): Do not remove stmts during elimination,
8706 instead queue and remove them afterwards.
8707 (do_pre): Do not rebuild alias info.
8708 (pass_pre): Run TODO_rebuild_alias before PRE.
8709 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
8710 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
8711 (mark_all_v_defs_stmt): Remove.
8712 (mark_all_v_defs_seq): Adjust.
8713 (sra_replace): Likewise.
8714 (scalarize_use): Likewise.
8715 (scalarize_copy): Likewise.
8716 (scalarize_init): Likewise.
8717 (scalarize_ldst): Likewise.
8718 (todoflags): Remove.
8719 (tree_sra): Do not rebuild alias info.
8720 (tree_sra_early): Adjust.
8721 (pass_sra): Run TODO_update_address_taken before SRA.
8722 * tree-predcom.c (set_alias_info): Remove.
8723 (prepare_initializers_chain): Do not call it.
8724 (mark_virtual_ops_for_renaming): Adjust.
8725 (mark_virtual_ops_for_renaming_list): Remove.
8726 (initialize_root_vars): Adjust.
8727 (initialize_root_vars_lm): Likewise.
8728 (prepare_initializers_chain): Likewise.
8729 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
8730 (may_propagate_copy_into_stmt): Likewise.
8731 (merge_alias_info): Do nothing for now.
8732 (propagate_tree_value_into_stmt): Adjust.
8733 (stmt_may_generate_copy): Likewise.
8734 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
8735 not mark symbols for renaming.
8736 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
8737 with the same statement, make sure to update the new pointed-to one.
8738 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
8739 call statements, do not mark symbols for renaming.
8740 (mark_operand_necessary): Dump something.
8741 (ref_may_be_aliased): New function.
8742 (mark_aliased_reaching_defs_necessary_1): New helper function.
8743 (mark_aliased_reaching_defs_necessary): Likewise.
8744 (mark_all_reaching_defs_necessary_1): Likewise.
8745 (mark_all_reaching_defs_necessary): Likewise.
8746 (propagate_necessity): Do not process virtual PHIs. For
8747 non-aliased loads mark all reaching definitions as necessary.
8748 For aliased loads and stores mark the immediate dominating
8749 aliased clobbers as necessary.
8750 (visited): New global static.
8751 (perform_tree_ssa_dce): Free visited bitmap after propagating
8753 (remove_dead_phis): Perform simple dead virtual PHI removal.
8754 (remove_dead_stmt): Properly unlink virtual operands when
8756 (eliminate_unnecessary_stmts): Schedule PHI removal after
8758 * tree-ssa-ter.c (is_replaceable_p): Adjust.
8759 (process_replaceable): Likewise.
8760 (find_replaceable_in_bb): Likewise.
8761 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
8762 based on the single gimple vop.
8763 (verify_flow_insensitive_alias_info): Remove.
8764 (verify_flow_sensitive_alias_info): Likewise.
8765 (verify_call_clobbering): Likewise.
8766 (verify_memory_partitions): Likewise.
8767 (verify_alias_info): Likewise.
8768 (verify_ssa): Adjust..
8769 (execute_update_addresses_taken): Export. Update SSA
8770 manually. Optimize only when optimizing. Use a local bitmap.
8771 (pass_update_address_taken): Remove TODO_update_ssa, add
8773 (pass_update_address_taken): Just use TODO_update_address_taken.
8774 (init_tree_ssa): Do not initialize addressable_vars.
8775 (verify_ssa): Verify new VUSE / VDEF properties.
8776 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
8777 Do not call verify_alias_info.
8778 (delete_tree_ssa): Clear the VUSE, VDEF operands.
8779 Do not free the loaded and stored syms bitmaps. Reset the escaped
8780 and callused solutions. Do not free addressable_vars.
8781 Remove memory-tag related code.
8782 (warn_uninitialized_var): Aliases are always available.
8783 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
8784 * lambda-code.c (can_put_in_inner_loop): Adjust.
8785 (can_put_after_inner_loop): Likewise.
8786 (perfect_nestify): Likewise.
8787 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
8788 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
8789 (vectorizable_conversion): Do not mark symbols for renaming.
8790 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
8791 (expand_call_inline): Unlink the calls virtual operands before
8793 (tree_function_versioning): Do not call update_ssa if we are not
8794 updating clones. Simplify.
8795 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
8796 (propagate_with_phi): Likewise..
8797 * tree-outof-ssa.c (create_temp): Remove memory tag and call
8798 clobber code. Assert we are not aliased or global.
8799 * tree-flow.h: Include tree-ssa-alias.h
8800 (enum escape_type): Remove.
8801 (struct mem_sym_stats_d): Likewise.
8802 (struct mem_ref_stats_d): Likewise.
8803 (struct gimple_df): Add vop member. Remove global_var,
8804 call_clobbered_vars, call_used_vars, addressable_vars,
8805 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
8806 escaped and callused members.
8807 (struct ptr_info_def): Remove all members, add points-to solution
8809 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
8810 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
8811 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
8812 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
8813 (tree-ssa-alias.o): Likewise.
8814 (toplev.o): Add tree-ssa-alias.h
8815 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
8816 * gimple.c (gimple_set_bb): Fix off-by-one error.
8817 (is_gimple_reg): Do not handle memory tags.
8818 (gimple_copy): Also copy virtual operands.
8819 Delay updating the statement. Do not reset loaded and stored syms.
8820 (gimple_set_stored_syms): Remove.
8821 (gimple_set_loaded_syms): Likewise.
8822 (gimple_call_copy_skip_args): Copy the virtual operands
8823 and mark the new statement modified.
8824 * tree-ssa-structalias.c (may_alias_p): Remove.
8825 (set_uids_in_ptset): Take the alias set to prune with as
8826 parameter. Fold in the alias test of may_alias_p.
8827 (compute_points_to_sets): Compute whether a ptr is dereferenced
8829 (process_constraint): Deal with &ANYTHING on the lhs, reject all
8830 other ADDRESSOF constraints on the lhs.
8831 (get_constraint_for_component_ref): Assert that we don't get
8832 ADDRESSOF constraints from the base of the reference.
8833 Properly generate UNKNOWN_OFFSET for DEREF if needed.
8834 (struct variable_info): Remove collapsed_to member.
8835 (get_varinfo_fc): Remove.
8836 (new_var_info): Do not set collapsed_to.
8837 (dump_constraint): Do not follow cycles.
8838 (dump_constraint_graph): Likewise.
8839 (build_pred_graph): Likewise.
8840 (build_succ_graph): Likewise.
8841 (rewrite_constraints): Likewise.
8842 (do_simple_structure_copy): Remove.
8843 (do_rhs_deref_structure_copy): Remove.
8844 (do_lhs_deref_structure_copy): Remove.
8845 (collapse_rest_of_var): Remove.
8846 (do_structure_copy): Re-implement.
8847 (pta_stats): New global variable.
8848 (dump_pta_stats): New function.
8849 (struct constraint_expr): Make offset signed.
8850 (UNKNOWN_OFFSET): Define special value.
8851 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
8852 (solution_set_expand): New helper function split out from ...
8853 (do_sd_constraint): ... here.
8854 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
8855 (do_ds_constraint): Likewise.
8856 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
8857 and CALLUSED = *CALLUSED.
8858 (set_union_with_increment): Make inc argument signed.
8859 (type_safe): Remove.
8860 (get_constraint_for_ptr_offset): Handle unknown and negative
8862 (first_vi_for_offset): Handle offsets before start. Bail
8863 out early for offsets beyond the variable extent.
8864 (first_or_preceding_vi_for_offset): New function.
8865 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
8866 Together with ESCAPED = *ESCAPED this properly computes reachability.
8867 (find_what_var_points_to): New function.
8868 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
8869 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
8870 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
8871 pt_solutions_intersect): New functions.
8872 (compute_call_used_vars): Remove.
8873 (compute_may_aliases): New main entry into PTA computation.
8874 * gimple.h (gimple_p): New typedef.
8875 (struct gimple_statement_base): Remove references_memory_p.
8876 (struct gimple_statement_with_memory_ops_base): Remove
8877 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
8879 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
8880 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
8881 gimple_set_references_memory): Remove.
8882 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
8883 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
8885 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
8886 (verify_expr): Allow RESULT_DECL.
8887 (gimple_duplicate_bb): Do not copy virtual operands.
8888 (gimple_duplicate_sese_region): Adjust.
8889 (gimple_duplicate_sese_tail): Likewise.
8890 (mark_virtual_ops_in_region): Remove.
8891 (move_sese_region_to_fn): Do not call it.
8892 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
8893 and pass_simple_dse.
8894 (execute_function_todo): Handle TODO_update_address_taken,
8895 call execute_update_addresses_taken for TODO_rebuild_alias.
8896 (execute_todo): Adjust.
8897 (execute_one_pass): Init dump files early.
8898 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
8900 (create_general_new_stmt): Clear vops.
8901 * tree-ssa-reassoc.c (get_rank): Adjust.
8902 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
8903 symbols for renaming.
8904 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
8905 (PARAM_AVG_ALIASED_VOPS): Likewise.
8906 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
8907 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
8908 * tree-ssa-operands.c: Simplify for new virtual operand representation.
8909 (operand_build_cmp, copy_virtual_operands,
8910 create_ssa_artificial_load_stmt, add_to_addressable_set,
8911 gimple_add_to_addresses_taken): Remove public functions.
8912 (unlink_stmt_vdef): New function.
8914 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8916 * config.gcc (powerpc-*-linux*): Merge variants.
8918 2009-04-02 Chao-ying Fu <fu@mips.com>
8919 James Grosbach <james.grosbach@microchip.com>
8921 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
8922 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
8924 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
8925 keep_interrupts_masked_p, use_debug_exception_return_p.
8926 (mips_attribute_table): Add interrupt, use_shadow_register_set,
8927 keep_interrupts_masked, use_debug_exception_return.
8928 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
8929 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
8931 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
8932 (mips_print_operand): Process COP0 registers to print $0 .. $31
8933 correctly for GAS to process.
8934 (mips_interrupt_extra_call_saved_reg_p): New function.
8935 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
8937 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
8938 (mips_compute_frame_info): Add supports for interrupt context that
8939 includes doubleword accumulators and COP0 registers.
8940 (mips_for_each_saved_acc): New function.
8941 (mips_for_each_saved_gpr_and_fpr): Change the function name from
8942 mips_for_each_saved_reg.
8943 (mips_save_reg): Save accumulators.
8944 (mips_kernel_reg_p): A new for_each_rtx callback.
8945 (mips_expand_prologue): Support interrupt handlers.
8946 (mips_restore_reg): Restore accumulators.
8947 (mips_expand_epilogue): Support interrupt handlers.
8948 (mips_can_use_return_insn): Return false for interrupt handlers.
8949 (mips_epilogue_uses): New function.
8950 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
8951 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
8952 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
8953 cop0_move): New instructions.
8954 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
8955 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
8957 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
8959 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
8960 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
8961 interrupt handlers, we use K0 as the temporary register.
8962 (EPILOGUE_USES): Change to a function call.
8963 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
8964 handlers, we use K0 as the temporary register.
8966 * doc/extend.texi (Function Attributes): Document interrupt,
8967 use_shadow_register_set, keep_interrupts_masked,
8968 use_debug_exception_return for MIPS attributes.
8970 2009-04-03 Alan Modra <amodra@bigpond.net.au>
8972 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
8973 Remove a number of t-files from tmake_file.
8974 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
8975 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
8976 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
8977 target_prototype, not TARGET_PROTOTYPE.
8978 (LINK_OS_GNU_SPEC): Define.
8979 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
8980 and darwin-ldoubdle.c.
8982 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8985 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
8986 (cpp_options): Ditto.
8987 (default_compilers): Ditto.
8988 (display_help): Ditto.
8989 (process_command): Ditto.
8991 (set_input): Use lbasename instead of duplicate code.
8992 (save_temps_prefix): New static for -save-temps=obj.
8993 (save_temps_length): Ditto.
8995 * doc/invoke.texi (-save-temps=obj): Document new variant to
8998 2009-04-02 Jeff Law <law@redhat.com>
9000 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
9003 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
9005 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
9006 * configure: Regenerated.
9008 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9010 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
9011 share the argument list.
9013 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9017 2009-02-12 Diego Novillo <dnovillo@google.com>
9019 * varpool.c (debug_varpool): New.
9020 * cgraph.h (debug_varpool): Declare.
9022 2009-04-02 Jan Hubicka <jh@suse.cz>
9024 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
9027 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
9029 * config/i386/i386.c (ix86_abi): Move initialization to ...
9030 (override_options): Here.
9032 2009-04-02 Christian Bruel <christian.bruel@st.com>
9034 * config/sh/sh.c (sh_dwarf_register_span): New function.
9035 (TARGET_DWARF_REGISTER_SPAN): Define.
9036 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
9038 2009-04-02 Ira Rosen <irar@il.ibm.com>
9040 PR tree-optimization/39595
9041 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
9042 interleaved loads group is not greater than the SLP group size.
9044 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
9046 * builtins.c (is_builtin_name): New.
9047 (called_as_built_in): Use is_builtin_name.
9048 * tree.h (is_builtin_name): New.
9049 * varasm.c (incorporeal_function_p): Use is_builtin_name
9051 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
9053 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
9055 2009-04-02 Dodji Seketeli <dodji@redhat.com>
9058 * c-decl.c (clone_underlying_type): Move this ...
9059 * c-common.c (set_underlying_type): ... here.
9060 Also, make sure the function properly sets TYPE_STUB_DECL() on
9061 the newly created typedef variant type.
9062 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
9063 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
9066 2009-04-02 Richard Guenther <rguenther@suse.de>
9068 PR tree-optimization/37221
9069 * tree-flow.h (degenerate_phi_result): Declare.
9070 * tree-ssa-dom.c (degenerate_phi_result): Export.
9071 * tree-scalar-evolution.c (analyze_initial_condition): If
9072 the initial condition is defined by a degenerate PHI node
9073 use the degenerate value.
9075 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
9077 PR rtl-optimization/39588
9078 * combine.c (merge_outer_ops): Do not set the constant when this
9080 (simplify_shift_const_1): Do not modify it either in this case.
9082 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
9084 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
9085 tuning is deprecated if -mtune value is set to an Itanium1 variant.
9087 2009-04-01 Janis Johnson <janis187@us.ibm.com>
9090 * c-lex.c (interpret_float): Default (no suffix) is double.
9092 2009-04-1 Xinliang David Li <davidxl@google.com>
9094 * config/i386/i386.c (legitimate_constant_p): Recognize
9095 all one vector constant.
9097 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9099 * config/vax/vax.c: Add #includes to silence warnings.
9100 Change #include order to silence two warnings.
9102 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9104 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
9105 (ASM_SPEC): Pass -k to the assembler for PIC code.
9107 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9109 * config.gcc: Add vax-*-linux* to the switch.
9110 * config/vax/linux.h: New file. (TARGET_VERSION,
9111 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
9113 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9115 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
9116 Use predicate macros instead of GET_CODE() == foo.
9117 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
9118 ashlsi3, rotrsi3, <unnamed>): Likewise.
9120 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9122 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
9123 jbbccihi, jbbccisi): Remova trailing whitespace.
9124 * config/vax/constraints.md: Likewise.
9125 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
9126 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
9127 * config/vax/predicates.md: Likewise.
9128 * config/vax/vax.c (print_operand_address, vax_output_int_move,
9129 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
9130 * config/vax/vax.h: Likewise.
9131 * config/vax/vax.md (nonlocal_goto): Likewise.
9133 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9135 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
9136 (indirectable_address_p, adjacent_operands_p): Add spaces around
9138 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
9140 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9142 * config/vax/vax.c (legitimate_constant_address_p,
9143 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
9144 index_term_p, reg_plus_index_p, legitimate_address_p,
9145 vax_mode_dependent_address_p): Update comments to match functions
9146 modified by the recent int->bool conversion.
9148 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9150 * config/vax/builtins.md: Update copyright message.
9151 * config/vax/constraints.md: Likewise.
9152 * config/vax/netbsd-elf.h: Likewise.
9153 * config/vax/predicates.md: Likewise.
9154 * config/vax/vax-protos.h: Likewise.
9155 * config/vax/vax.c: Likewise.
9156 * config/vax/vax.h: Likewise.
9157 * config/vax/vax.md: Likewise.
9158 * config/vax/vax.opt: Likewise.
9160 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
9162 * config/vax/builtins.md (ffssi2, ffssi2_internal,
9163 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
9164 * config/vax/constraints.md (B, R): Likewise.
9165 * config/vax/predicates.md (external_memory_operand,
9166 nonimmediate_addsub_di_operand): Likewise.
9167 * config/vax/vax.c (vax_output_int_add): Likewise.
9168 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
9169 untyped_call): Likewise.
9171 2009-04-01 Matt Thomas <matt@3am-software.com>
9173 * config/vax/predicates.md: New file.
9174 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
9175 external_const_operand, nonsymbolic_operand, external_memory_operand,
9176 indirect_memory_operand, indexed_memory_operand,
9177 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
9178 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
9180 * config/vax/constraints.md: New file.
9181 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
9183 * config/vax/builtins.md: New file.
9184 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
9185 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
9187 * config/vax/vax.opt (mqmath): Add option.
9188 * config/vax/vax.md (isfx): Extend with DI.
9189 (VAXintQH, VAXintQHSD): Define.
9190 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
9191 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
9192 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
9193 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
9194 (movdi): Update constraints and use vax_output_int_move().
9195 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
9196 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
9197 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
9198 nonlocal_goto): New.
9199 (mov<mode>): Extend accepted operand types.
9200 (subdi3_old): Rename from subdi3, change update constraints and use
9201 a new implementation.
9202 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
9203 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
9204 MOVE_RATIO, CLEAR_RATIO): Define.
9205 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
9206 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
9207 (PRINT_OPERAND): Redefine using a function instead of inlined code.
9208 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
9209 (split_quadword_operands): Make static and really allow variable
9211 (print_operand_address): Update for PIC generation.
9212 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
9213 indexable_address_p, fixup_mathdi_operand,
9214 vax_expand_addsub_di_operands, adjacent_operands_p): New.
9215 (vax_float_literal, legitimate_constant_p,
9216 indirectable_constant_address_p, index_term_p,
9217 reg_plus_index_p): Return bool instead of int.
9218 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
9220 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
9222 (vax_output_conditional_branch): Indent.
9223 (legitimate_constant_address_p, indirectable_constant_address_p,
9224 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
9225 vax_mode_dependent_address_p): Return bool instead of int, update for
9227 * config/vax/vax-protos.h (legitimate_constant_address_p,
9228 legitimate_constant_p, legitimate_address_p,
9229 vax_mode_dependent_address_p): Change declaration to bool.
9230 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
9231 vax_expand_addsub_di_operands, vax_output_int_subtract,
9232 vax_output_movmemsi): Declare.
9233 (split_quadword_operands, vax_float_literal): Delete declaration.
9234 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
9235 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
9236 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
9237 ASM_OUTPUT_DWARF_PCREL): Define.
9238 (ASM_SPEC): Change definition to allow PIC generation.
9240 2009-04-01 Steve Ellcey <sje@cup.hp.com>
9242 * doc/sourcebuild.texi: Update front-end requirements.
9244 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9247 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
9248 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
9249 (booldi3_internal3): Use boolean_or_operator instead of
9252 2009-04-01 Joseph Myers <joseph@codesourcery.com>
9255 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
9256 declarator whose size is not an integer constant expression but
9257 folds to an integer constant, then treat it as a constant
9260 2009-04-01 Richard Guenther <rguenther@suse.de>
9262 * fold-const.c (fold_plusminus_mult_expr): Do not fold
9263 i * 4 + 2 to (i * 2 + 1) * 2.
9265 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9268 * c-parser.c (c_parser_asm_statement): Skip until close paren and
9269 return if c_parser_asm_string_literal returned NULL.
9271 2009-04-01 Nick Clifton <nickc@redhat.com>
9273 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
9275 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
9276 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
9277 other typedefs to avoid conflicts with libgcc2.c. Define labels
9278 to gain 16-bit bit-manipulation functions from libgcc2.c and then
9280 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
9281 to gain 16-bit trapping arithmetic functions from libgcc2.c and
9284 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
9286 * varasm.c (default_function_rodata_section): Declare DOT as
9289 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
9290 Andrey Galkin <agalkin@hypercom.com>
9293 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
9294 Make object_name unique for each process.
9296 2009-04-01 Jakub Jelinek <jakub@redhat.com>
9299 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
9300 addressable variables in the parallel that could go out of scope while
9301 running queued tasks.
9303 2009-04-01 Anatoly Sokolov <aesok@post.ru>
9305 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
9306 (CASE_VALUES_THRESHOLD): Redefine.
9307 * config/avr/avr.c (avr_override_options): Remove initialization of
9308 avr_case_values_threshold variable.
9309 (avr_case_values_threshold): Remove variable. Add new function.
9310 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
9311 * config/avr/avr.opt (mno-tablejump): Remove option.
9312 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
9314 2009-04-01 DJ Delorie <dj@redhat.com>
9316 * varasm.c (default_function_rodata_section): Don't assume
9317 anything about where the first '.' in the section name is.
9319 2009-04-01 Alan Modra <amodra@bigpond.net.au>
9321 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
9322 rs6000_emit_stack_tie.
9324 2009-03-31 Ian Lance Taylor <iant@google.com>
9326 * tree-eh.c (tree_remove_unreachable_handlers): Compare
9327 gimple_code with GIMPLE_RESX, not RESX.
9329 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9331 * c-common.c (c_get_ident): New.
9332 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
9334 2009-04-01 Ben Elliston <bje@au.ibm.com>
9336 * config/rs6000/sysv4.opt (msdata): Improve option description.
9338 2009-03-31 Steve Ellcey <sje@cup.hp.com>
9340 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
9341 (divdf3_internal_lat): Remove.
9342 (divxf3_internal_lat): Remove.
9343 (divxf3_internal_thr): Remove.
9344 (divxf): Use divxf3_internal.
9345 * config/ia64/div.md (divsf3_internal_lat): New.
9346 (divdf3_internal_lat): New.
9347 (divxf3_internal): New.
9349 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9352 * Makefile.in (USE_GCC_STDINT): Define.
9353 (stmp-int-hdrs): Install stdint.h if applicable.
9354 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
9356 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
9357 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
9358 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9359 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9360 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9361 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9362 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9363 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9364 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9365 (c_common_nodes_and_builtins): Initialize
9366 underlying_wchar_type_node. Do not initialize
9367 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
9368 nodes for new types.
9369 (c_stddef_cpp_builtins): Define macros for new types.
9370 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
9372 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
9373 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
9374 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
9375 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
9376 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
9377 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
9378 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
9379 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
9380 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
9381 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
9382 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
9383 int16_type_node, int32_type_node, int64_type_node,
9384 uint8_type_node, uint16_type_node, c_uint32_type_node,
9385 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
9386 int_least32_type_node, int_least64_type_node,
9387 uint_least8_type_node, uint_least16_type_node,
9388 uint_least32_type_node, uint_least64_type_node,
9389 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
9390 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
9391 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
9392 uintptr_type_node): Define.
9393 * c-cppbuiltin.c (builtin_define_constants,
9394 builtin_define_type_minmax): New.
9395 (builtin_define_stdint_macros): Define more macros.
9396 (c_cpp_builtins): Define more limit macros.
9398 (builtin_define_type_max): Define in terms of
9399 builtin_define_type_minmax. Remove is_long parameter. All
9401 * config.gcc (use_gcc_stdint): Define.
9402 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
9403 Add newlib-stdint.h for generic targets.
9404 * config/glibc-stdint.h, config/newlib-stdint.h,
9405 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
9406 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
9407 * config/score/score.h (UINTPTR_TYPE): Define.
9408 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9409 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9410 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9411 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9412 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9413 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9414 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9415 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9416 * config/spu/spu.h (STDINT_LONG32): Define.
9417 * configure.ac (use_gcc_stdint): Substitute.
9418 * configure: Regenerate.
9419 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
9420 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
9421 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
9422 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
9423 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
9424 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
9425 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
9426 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
9427 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
9428 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
9429 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
9430 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
9431 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
9432 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
9433 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
9434 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
9435 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
9436 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
9437 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
9438 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
9439 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
9440 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
9441 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
9442 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9443 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9444 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9445 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9446 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9447 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
9449 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
9451 * loop-iv.c (suitable_set_for_replacement): Renamed from
9452 simplify_using_assignment; changed to return bool and to accept new
9453 args DEST and SRC. Return true iff we find a source/destination pair
9454 that can be used to make a replacement, and fill SRC and DEST if so.
9455 Remove arg ALTERED. Don't deal with altered regs here. All callers
9457 (simplify_using_initial_values): Deal with altered regs here and track
9458 more precisely the effect they have on the validity of our expression.
9460 * loop-iv.c (simplify_using_condition): A condition of the form
9461 (EQ REG CONST) can be used to simply make a substitution.
9462 (simplify_using_initial_values): Keep track of conditions we have seen
9463 and keep using them to simplify new expressions, while applying the
9464 same substitutions to them as to the expression.
9466 * simplify-rtx.c (simplify_relational_operation_1): Simplify
9467 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
9470 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
9471 changed. Use this when trying to improve the upper bound.
9472 Generate the comparison by using simplify_gen_relational.
9474 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
9476 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
9478 (simplify_using_assignment, simplify_using_initial_values): Call
9479 replace_in_expr to make replacements. Call replace_single_def_regs
9480 once on the initial version of the expression.
9482 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9485 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
9487 2009-03-31 Richard Guenther <rguenther@suse.de>
9490 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
9491 equality comparisons. Fold C - X CMP X if C % 2 == 1.
9493 2009-03-31 Richard Guenther <rguenther@suse.de>
9495 * tree.h (div_if_zero_remainder): Declare.
9496 * fold-const.c (div_if_zero_remainder): Export.
9497 * tree-ssa-forwprop.c
9498 (forward_propagate_addr_into_variable_array_index): Handle
9499 constant array index addition outside of the variable index.
9501 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9504 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
9505 define_splits, floatunssi<mode>2): Require x87 conversions from
9506 DImode to be permitted.
9508 2009-03-31 Joseph Myers <joseph@codesourcery.com>
9510 PR preprocessor/15638
9511 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
9513 2009-03-31 Richard Guenther <rguenther@suse.de>
9517 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
9518 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
9519 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
9520 a separate statement.
9521 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
9522 (lookup_tmp_var): Likewise.
9523 (is_gimple_formal_tmp_or_call_rhs): Remove.
9524 (is_gimple_reg_or_call_rhs): Rename to ...
9525 (is_gimple_reg_rhs_or_call): ... this.
9526 (is_gimple_mem_or_call_rhs): Rename to ...
9527 (is_gimple_mem_rhs_or_call): ... this.
9528 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
9529 DECL_GIMPLE_REG_P only if is_formal is true.
9530 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
9531 for non-proper post-modify expression gimplification.
9532 (gimplify_self_mod_expr): For post-modify expressions gimplify
9533 the lvalue to a minimal lvalue.
9534 (rhs_predicate_for): Remove formal temp case.
9535 (gimplify_modify_expr_rhs): Likewise.
9536 (gimplify_addr_expr): Use is_gimple_reg.
9537 (gimplify_expr): Remove formal temp cases.
9538 (gimple_regimplify_operands): Likewise.
9539 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
9540 and FILTER_EXPR like constants.
9541 * gimple.c (walk_gimple_op): Fix val_only initialization, use
9543 (is_gimple_formal_tmp_rhs): Remove.
9544 (is_gimple_reg_rhs): Remove special casing.
9545 (is_gimple_mem_rhs): Fix.
9546 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
9547 (is_gimple_formal_tmp_var): Remove.
9548 (is_gimple_formal_tmp_reg): Likewise.
9549 (is_gimple_min_lval): Allow invariant component ref parts.
9550 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
9551 is_gimple_formal_tmp_reg): Remove declarations.
9552 * tree-cfg.c (verify_expr): Verify that variables with address
9553 taken do not have DECL_GIMPLE_REG_P set.
9554 * tree-mudflap.c (mf_build_check_statement_for): Use
9555 force_gimple_operand instead of gimplify_expr.
9557 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
9559 * modulo-sched.c (sms_schedule_by_order): Pass the actual
9560 schedulable rows to compute_split_row.
9562 2009-03-31 Ben Elliston <bje@au.ibm.com>
9565 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
9568 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9570 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
9571 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
9572 * configure: Regenerate.
9573 * config.in: Regenerate.
9574 * config/rs6000/rs6000.opt (mtls-markers): Add.
9575 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
9576 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
9577 (tls_ld_aix, tls_ld_sysv): Likewise.
9578 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
9579 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
9581 2009-03-31 Alan Modra <amodra@bigpond.net.au>
9583 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
9585 2009-03-30 Jan Hubicka <jh@suse.cz>
9587 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
9589 (tree_remove_unreachable_handlers): Cleanup EH predecestor
9590 detection and label handling.
9592 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9594 * ira-int.h (ira_allocno): Rename left_conflicts_num to
9595 left_conflicts_size.
9596 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
9597 ALLOCNO_LEFT_CONFLICTS_SIZE.
9599 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
9600 remove_allocno_from_bucket_and_push,
9601 allocno_spill_priority_compare, push_allocnos_to_stack,
9602 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9603 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
9604 (setup_allocno_left_conflicts_num): Ditto. Rename to
9605 setup_allocno_left_conflicts_size.
9606 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
9607 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
9608 setup_allocno_left_conflicts_size instead of
9609 setup_allocno_left_conflicts_num.
9611 * ira-build.c (ira_create_allocno): Use
9612 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
9613 ALLOCNO_LEFT_CONFLICTS_NUM.
9615 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9617 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
9618 instead of DF_LR_OUT.
9620 * ira-lives.c (process_bb_node_lives): Ditto.
9622 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
9623 instead of DF_LR_{OUT,IN}.
9625 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
9627 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
9629 2009-03-30 Jan Hubicka <jh@suse.cz>
9631 * except.c (label_to_region_map): Fix thinko.
9633 2009-03-30 Steve Ellcey <sje@cup.hp.com>
9636 * tree.h (tree_find_value): New declaration.
9637 * tree.c (tree_find_value): New function.
9638 * varasm.c (assemble_external): Avoid duplicate entries on lists.
9640 2009-03-30 Jakub Jelinek <jakub@redhat.com>
9643 * c-decl.c (struct c_binding): Add locus field.
9644 (bind): Add locus argument, set locus field from it.
9645 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
9646 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
9647 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
9648 implicitly_declare, undeclared_variable, lookup_label,
9649 declare_label, c_make_fname_decl, c_builtin_function,
9650 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
9653 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
9656 * config/i386/i386.c (classify_argument): Check total size of
9659 2009-03-30 Martin Jambor <mjambor@suse.cz>
9661 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
9662 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
9663 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
9666 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
9667 seen_variable_array_ref while also traversing a union.
9669 * tree-inline.c (optimize_inline_calls): Do not call
9670 cgraph_node_remove_callees.
9671 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
9672 (pass_remove_cgraph_callee_edges): New variable.
9673 * passes.c (init_optimization_passes): Add
9674 pass_remove_cgraph_callee_edges after early inlining and before all
9675 late intraprocedural passes.
9677 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
9679 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9681 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
9684 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9686 * combine.c (simplify_comparison): Use have_insn_for.
9687 * dojump.c (do_jump): Likewise.
9689 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9691 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
9692 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
9693 sparc_compare_op0 like sparc_compare_emitted used to be handled.
9694 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
9695 instead of sparc_compare_emitted.
9696 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
9697 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
9698 instead of sparc_compare_emitted.
9700 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9702 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
9703 enter/exit cfglayout mode.
9704 (pass_partition_block): Require it.
9705 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
9706 (combine_instructions): Track basic blocks instead of labels.
9707 (update_cfg_for_uncondjump): New.
9708 (try_combine): Use it. Update jumps after rescanning.
9709 (pass_combine): Require PROP_cfglayout.
9710 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
9712 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9714 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
9715 Provide/destroy PROP_cfglayout respectively.
9716 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
9717 * tree-pass.h (PROP_cfglayout): New.
9719 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
9721 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
9722 fold_convert_const_fixed_from_fixed,
9723 fold_convert_const_fixed_from_int,
9724 fold_convert_const_fixed_from_real, fold_negate_const): Do not
9725 set TREE_CONSTANT_OVERFLOW.
9726 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
9727 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
9729 2009-03-30 Ira Rosen <irar@il.ibm.com>
9731 * tree-vect-loop-manip.c: New file.
9732 * tree-vectorizer.c: Update documentation and included files.
9733 (vect_loop_location): Make extern.
9734 (rename_use_op): Move to tree-vect-loop-manip.c
9735 (rename_variables_in_bb, rename_variables_in_loop,
9736 slpeel_update_phis_for_duplicate_loop,
9737 slpeel_update_phi_nodes_for_guard1,
9738 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
9739 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
9740 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
9741 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
9742 find_loop_location): Likewise.
9743 (new_stmt_vec_info): Move to tree-vect-stmts.c.
9744 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
9745 get_vectype_for_scalar_type, vect_is_simple_use,
9746 supportable_widening_operation, supportable_narrowing_operation):
9748 (bb_in_loop_p): Move to tree-vect-loop.c.
9749 (new_loop_vec_info, destroy_loop_vec_info,
9750 reduction_code_for_scalar_code, report_vect_op,
9751 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
9752 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
9753 (vect_supportable_dr_alignment): Likewise.
9754 * tree-vectorizer.h (tree-data-ref.h): Include.
9755 (vect_loop_location): Declare.
9756 Reorganize function declarations according to the new file structure.
9757 * tree-vect-loop.c: New file.
9758 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
9759 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
9760 * tree-vect-data-refs.c: New file.
9761 * tree-vect-patterns.c (timevar.h): Don't include.
9762 * tree-vect-stmts.c: New file.
9763 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
9764 tree-vect-slp.c, tree-vect-loop.c.
9765 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
9766 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
9767 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
9768 (tree-vect-analyze.o): Remove.
9769 (tree-vect-transform.o): Likewise.
9770 (tree-vect-data-refs.o): Add rule.
9771 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
9772 tree-vect-slp.o): Likewise.
9773 (tree-vect-patterns.o): Remove redundant dependencies.
9774 (tree-vectorizer.o): Likewise.
9775 * tree-vect-slp.c: New file.
9777 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9779 * optc-gen.awk: Warn if an option flag has multiple different
9782 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
9784 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
9785 -floop-block): Document dependences on PPL, CLooG and Graphite.
9787 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9789 PR rtl-optimization/323
9790 * c-common.c (c_fully_fold, convert_and_check,
9791 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
9792 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
9793 * c-common.def (EXCESS_PRECISION_EXPR): New.
9794 * c-cppbuiltin.c (builtin_define_float_constants): Define
9795 constants with enough digits for long double.
9796 * c-lex.c (interpret_float): Interpret constant with excess
9797 precision where appropriate.
9798 * c-opts.c (c_common_post_options): Set
9799 flag_excess_precision_cmdline. Give an error for
9800 -fexcess-precision=standard for C++ for processors where the
9801 option is significant.
9802 * c-parser.c (c_parser_conditional_expression): Handle excess
9803 precision in condition.
9804 * c-typeck.c (convert_arguments): Handle arguments with excess
9806 (build_unary_op): Move excess precision outside operation.
9807 (build_conditional_expr): Likewise.
9808 (build_compound_expr): Likewise.
9809 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
9810 (build_modify_expr): Handle excess precision in RHS.
9811 (convert_for_assignment): Handle excess precision in converted
9813 (digest_init, output_init_element, process_init_element): Handle
9814 excess precision in initializer.
9815 (c_finish_return): Handle excess precision in return value.
9816 (build_binary_op): Handle excess precision in operands and add
9817 excess precision as needed for operation.
9818 * common.opt (-fexcess-precision=): New option.
9819 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
9820 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
9821 For standard excess precision, output explicit conversion to and
9822 truncation from XFmode.
9823 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
9824 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
9825 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
9826 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
9827 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
9828 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
9829 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
9830 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
9831 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
9832 define_splits, sqrt<mode>2): Disable where appropriate for
9833 standard excess precision.
9834 * convert.c (convert_to_real): Do not shorten arithmetic to type
9835 for which excess precision would be used.
9836 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
9837 * doc/invoke.texi (-fexcess-precision=): Document option.
9838 (-mfpmath=): Correct index entry.
9839 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
9840 flag_excess_precision): New.
9841 * langhooks.c (lhd_post_options): Set
9842 flag_excess_precision_cmdline.
9843 * opts.c (common_handle_option): Handle -fexcess-precision=.
9844 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
9845 init_excess_precision): New.
9846 (lang_dependent_init_target): Call init_excess_precision.
9847 * tree.c (excess_precision_type): New.
9848 * tree.h (excess_precision_type): Declare.
9850 2009-03-30 Joseph Myers <joseph@codesourcery.com>
9853 * c-typeck.c (build_component_ref): Do not copy qualifiers from
9854 non-lvalue to component.
9856 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9858 PR preprocessor/34695
9859 * Makefile.in (c-opts.o): Depend on c-tree.h.
9860 * c-common.c: Move down include of diagnostic.h.
9861 (done_lexing, c_cpp_error): New.
9862 * c-common.h (done_lexing): Declare.
9863 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
9865 * c-opts.c: Include c-tree.h.
9866 (c_common_init_options): Set preprocessor error callback.
9867 (c_common_handle_option): Do not set preprocessor
9868 inhibit_warnings, warnings_are_errors, warn_system_headers,
9869 pedantic_errors or inhibit_warnings flags.
9870 (c_common_post_options): Do not check cpp_errors (parse_in).
9871 (c_common_finish): Do not output dependencies if there were
9872 errors. Do not check return value of cpp_finish.
9873 * c-ppoutput.c (pp_file_change): Set input_location.
9874 * c-tree.h (c_cpp_error): Declare.
9875 * diagnostic.c (diagnostic_set_info_translated): Also initialize
9877 (diagnostic_build_prefix): Check override_column.
9878 * diagnostic.h (diagnostic_info): Add override_column field.
9879 (diagnostic_override_column): Define.
9881 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
9883 * c-common.c (c_expand_expr, c_staticp): Remove.
9884 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
9885 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
9886 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
9887 * c-gimplify.c (gimplify_compound_literal_expr,
9888 optimize_compound_literals_in_ctor): Remove.
9889 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
9890 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
9891 * c-semantics.c (emit_local_var): Remove.
9893 * langhooks-def.h (lhd_expand_expr): Remove.
9894 * langhooks.c (lhd_expand_expr): Remove.
9895 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
9897 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
9898 handling from c-semantics.c; don't call into langhook.
9899 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
9900 * gimplify.c (gimplify_compound_literal_expr,
9901 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
9902 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
9903 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
9904 as was done in c-gimplify.c.
9905 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
9906 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
9907 Move from c-common.h.
9908 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
9910 * tree.c (staticp): Do not call langhook.
9911 * langhooks.c (lhd_staticp): Delete.
9912 * langhooks-def.h (lhd_staticp): Delete prototype.
9913 (LANG_HOOKS_STATICP): Delete.
9914 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
9916 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
9917 instead of DECL_STMTs.
9919 2009-03-29 Joseph Myers <joseph@codesourcery.com>
9927 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
9929 (fold_call_expr): Return a NOP_EXPR from folding rather than the
9930 contained expression.
9931 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
9932 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
9933 conditional expressions for C.
9934 (decl_constant_value_for_optimization): Move from
9935 decl_constant_value_for_broken_optimization in c-typeck.c. Check
9936 whether optimizing and that the expression is a VAR_DECL not of
9937 array type instead of doing such checks in the caller. Do not
9938 check pedantic. Call gcc_unreachable for C++.
9939 * c-common.def (C_MAYBE_CONST_EXPR): New.
9940 * c-common.h (c_fully_fold, c_save_expr,
9941 decl_constant_value_for_optimization): New prototypes.
9942 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9943 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9944 EXPR_INT_CONST_OPERANDS): Define.
9945 * c-convert.c (convert): Strip nops from expression.
9946 * c-decl.c (groktypename): Take extra parameters expr and
9947 expr_const_operands. Update call to grokdeclarator.
9948 (start_decl): Update call to grokdeclarator. Add statement for
9949 expressions used in type of decl.
9950 (grokparm): Update call to grokdeclarator.
9951 (push_parm_decl): Update call to grokdeclarator.
9952 (build_compound_literal): Add parameter non_const and build a
9953 C_MAYBE_COSNT_EXPR if applicable.
9954 (grokdeclarator): Take extra parameters expr and
9955 expr_const_operands. Track expressions used in declaration
9956 specifiers and declarators. Fold array sizes and track whether
9957 they are constant expressions and whether they are integer
9958 constant expressions.
9959 (parser_xref_tag): Set expr and expr_const_operands fields in
9961 (grokfield): Update call to grokdeclarator.
9962 (start_function): Update call to grokdeclarator.
9963 (build_null_declspecs): Set expr and expr_const_operands fields in
9965 (declspecs_add_type): Handle expressions in typeof specifiers.
9966 * c-parser.c (c_parser_declspecs): Set expr and
9967 expr_const_operands fields for declaration specifiers.
9968 (c_parser_enum_specifier): Likewise.
9969 (c_parser_struct_or_union_specifier): Likewise.
9970 (c_parser_typeof_specifier): Likewise. Update call to
9971 groktypename. Fold expression as needed. Return expressions with
9972 type instead of adding statements.
9973 (c_parser_attributes): Update calls to c_parser_expr_list.
9974 (c_parser_statement_after_labels): Fold expression before passing
9975 to objc_build_throw_stmt.
9976 (c_parser_condition): Fold expression.
9977 (c_parser_asm_operands): Fold expression.
9978 (c_parser_conditional_expression): Use c_save_expr. Update call
9979 to build_conditional_expr.
9980 (c_parser_alignof_expression): Update call to groktypename.
9981 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
9982 original_code. Fold expression argument of va_arg. Create
9983 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
9984 argument to va_arg. Update calls to groktypename. Fold array
9985 index for offsetof. Verify that first argument to
9986 __builtin_choose_expr has integer type.
9987 (c_parser_postfix_expression_after_paren_type): Update calls to
9988 groktypename and build_compound_literal. Handle expressions with
9989 side effects in type name.
9990 (c_parser_postfix_expression_after_primary): Update call to
9991 c_parser_expr_list. Set original_code for calls to
9992 __builtin_constant_p.
9993 (c_parser_expr_list): Take extra parameter fold_p. Fold
9994 expressions if requested.
9995 (c_parser_objc_type_name): Update call to groktypename.
9996 (c_parser_objc_synchronized_statement): Fold expression.
9997 (c_parser_objc_receiver): Fold expression.
9998 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
9999 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
10000 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
10001 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
10002 (struct c_typespec): Add elements expr and expr_const_operands.
10003 (struct c_declspecs): Add elements expr and expr_const_operands.
10004 (groktypename, build_conditional_expr, build_compound_literal):
10006 (in_late_binary_op): Declare.
10007 * c-typeck.c (note_integer_operands): New function.
10008 (in_late_binary_op): New variable.
10009 (decl_constant_value_for_broken_optimization): Move to c-common.c
10010 and rename to decl_constant_value_for_optimization.
10011 (default_function_array_conversion): Do not strip nops.
10012 (default_conversion): Do not call
10013 decl_constant_value_for_broken_optimization.
10014 (build_array_ref): Do not fold result.
10015 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
10016 result when operand is a VLA.
10017 (c_expr_sizeof_type): Update call to groktypename. Handle
10018 expressions included in type name. Use C_MAYBE_CONST_EXPR for
10019 result when operand names a VLA type.
10020 (build_function_call): Update call to build_compound_literal.
10021 Only fold result for calls to __builtin_* functions. Strip
10022 NOP_EXPR from INTEGER_CST returned from such functions. Fold
10023 the function designator.
10024 (convert_arguments): Fold arguments. Update call to
10025 convert_for_assignment.
10026 (build_unary_op): Handle increment and decrement of
10027 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
10028 decrement earlier. Fold operand of increment and decrement.
10029 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
10030 built for integer operand. Wrap returns that are INTEGER_CSTs
10031 without being integer constant expressions or that have integer
10032 constant operands without being INTEGER_CSTs.
10033 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
10034 (build_conditional_expr): Add operand ifexp_bcp. Track whether
10035 result is an integer constant expression or can be used in
10036 unevaluated parts of one and avoid folding and wrap as
10037 appropriate. Fold operands before possibly doing -Wsign-compare
10039 (build_compound_expr): Wrap result for C99 if operands can be used
10040 in integer constant expressions.
10041 (build_c_cast): Update call to digest_init. Do not ignore
10042 overflow from casting floating-point constants to integers. Wrap
10043 results that could be confused with integer constant expressions,
10044 null pointer constants or floating-point constants.
10045 (c_cast_expr): Update call to groktypename. Handle expressions
10046 included in type name.
10047 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
10048 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
10049 Update calls to convert_for_assignment.
10050 (convert_for_assignment): Take new parameter
10051 null_pointer_constant. Do not strip nops or call
10052 decl_constant_value_for_broken_optimization. Set
10053 in_late_binary_op for conversions to boolean.
10054 (store_init_value): Update call to digest_init.
10055 (digest_init): Take new parameter null_pointer_constant. Do not
10056 call decl_constant_value_for_broken_optimization. pedwarn for
10057 initializers not constant expressions. Update calls to
10058 convert_for_assignment.
10059 (constructor_nonconst): New.
10060 (struct constructor_stack): Add nonconst element.
10061 (really_start_incremental_init, push_init_level, pop_init_level):
10062 Handle constructor_nonconst and nonconst element.
10063 (set_init_index): Call constant_expression_warning for array
10065 (output_init_element): Fold value. Set constructor_nonconst as
10066 applicable. pedwarn for initializers not constant expressions.
10067 Update call to digest_init. Call constant_expression_warning
10068 where constant initializers are required.
10069 (process_init_element): Use c_save_expr.
10070 (c_finish_goto_ptr): Fold expression.
10071 (c_finish_return): Fold return value. Update call to
10072 convert_for_assignment.
10073 (c_start_case): Fold switch expression.
10074 (c_process_expr_stmt): Fold expression.
10075 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
10076 ensure statement expression is not evaluated in constant expression.
10077 (build_binary_op): Track whether results are integer constant
10078 expressions or may occur in such, disable folding and wrap results
10079 as applicable. Fold operands for -Wsign-compare warnings unless
10081 (c_objc_common_truthvalue_conversion): Handle results folded to
10082 integer constants that are not integer constant expressions.
10083 * doc/extend.texi: Document when typeof operands are evaluated,
10084 that condition of __builtin_choose_expr is an integer constant
10085 expression, and more about use of __builtin_constant_p in
10088 2009-03-29 Richard Guenther <rguenther@suse.de>
10090 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
10091 propagate addresses of array references.
10093 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
10095 * regmove.c (perhaps_ends_bb_p): Remove.
10096 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
10097 from INSN and check that the main loop stays within that basic block.
10098 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
10099 (regmove_forward_pass): Split out from regmove_optimize. Use
10100 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
10101 (regmove_backward_pass): Split out from regmove_optimize. Use
10102 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
10103 (regmove_optimize): Simplify.
10105 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10108 * config/i386/i386.c (classify_argument): Ignore flexible array
10109 member in struct and warn ABI change.
10111 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
10113 * config/i386/i386-protos.h (ix86_agi_dependent): New.
10115 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
10116 (ix86_adjust_cost): Updated.
10118 2009-03-29 Jan Hubicka <jh@suse.cz>
10120 PR middle-end/28850
10121 * tree-pass.h (pass_cleanup_eh): New function.
10122 (remove_unreachable_regions): Break code handling RTL
10123 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
10124 that can not be reached by runtime.
10125 (can_be_reached_by_runtime): New function.
10126 (label_to_region_map): New function.
10127 (num_eh_regions): New function.
10128 (rtl_remove_unreachable_regions): New function.
10129 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
10130 (remove_eh_region): New function.
10131 * except.h: Include sbitmap and vecprim.
10132 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
10133 num_eh_regions): Declare.
10134 * passes.c (init_optimization_passes): Schedule cleanup_eh.
10135 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
10136 * tree-eh.c (tree_remove_unreachable_handlers): New function.
10137 (tree_empty_eh_handler_p): New function.
10138 (cleanup_empty_eh): New function.
10139 (cleanup_eh): New function.
10140 (pass_cleanup_eh): New function.
10142 2009-03-29 Jan Hubicka <jh@suse.cz>
10144 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
10145 for removed regions.
10147 2009-03-29 Jan Hubicka <jh@suse.cz>
10149 * except.c (dump_eh_tree): Dump all datastructures.
10151 2009-03-29 Jan Hubicka <jh@suse.cz>
10153 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
10154 (duplicate_eh_regions_1): Likewise.
10155 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
10156 vector; call EH verification.
10157 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10158 Be ready for region being removed.
10160 2009-03-29 Jan Hubicka <jh@suse.cz>
10162 * bitmap.c (bitmap_last_set_bit): New function.
10163 * bitmap.h (bitmap_last_set_bit): Declare.
10165 2009-03-29 David Ayers <ayers@fsfe.org>
10168 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
10169 by calling objc_compare_types and surpress warnings about
10170 incompatible C pointers that are compatible ObjC pointers.
10172 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
10174 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
10175 call initialize_inline_failed.
10176 (initialize_inline_failed): Move it from here ...
10177 * cgraph.c (initialize_inline_failed): ... to here.
10178 (cgraph_create_edge): Call initialize_inline_failed rather than
10179 setting inline_failed directly.
10181 2009-03-29 Ben Elliston <bje@au.ibm.com>
10184 * sysv4.opt (msdata): Improve comment.
10185 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
10186 * sysv4.h (SVR4_ASM_SPEC): Likewise.
10188 2009-03-29 Ben Elliston <bje@au.ibm.com>
10191 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
10192 load and store attributes.
10194 2009-03-29 Ben Elliston <bje@au.ibm.com>
10196 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
10197 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
10198 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
10199 * doc/extend.texi (X86 Built-in Functions): Add index entries for
10200 __builtin_infq and __builtin_huge_valq.
10202 2009-03-28 Anatoly Sokolov <aesok@post.ru>
10204 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
10206 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10207 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
10209 2009-03-28 Xinliang David Li <davidxl@google.com>
10211 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
10212 (do_dbg_cnt): New function.
10214 2009-03-28 Jan Hubicka <jh@suse.cz>
10216 Merge from pretty-ipa:
10218 2009-03-27 Jan Hubicka <jh@suse.cz>
10220 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10221 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
10222 * passes.c (function_called_by_processed_nodes_p): New.
10223 * ipa-pure-const.c (check_call): Fix handling of operands.
10224 (analyze_function): Dump debug output for skipped bodies.
10225 (local_pure_const): Use function_called_by_processed_nodes_p.
10226 * dwarf2out.c (reference_to_unused): Use output.
10227 * passes.c (do_per_function_toporder): Likewise.
10229 2008-11-12 Jan Hubicka <jh@suse.cz>
10231 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
10232 * ipa-pure-const.c (funct_state_d): Add can throw field; make
10233 state_set_in_source enum
10234 (check_decl): Ignore memory tags; do not set fake looping flags;
10236 (check_operand, check_tree, check_rhs_var, check_lhs_var,
10237 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
10238 (check_call, analyze_function): Rewrite.
10240 (add_new_function): Update call of analyze_function.
10241 (generate_summary): Add call of analyze_function.
10242 (propagate): Propagate can_throw; handle state_set_in_source correctly.
10243 (local_pure_const): New function.
10244 (pass_local_pure_const): New pass.
10245 * ipa-inline.c (inline_transform): Set after_inlining.
10246 * tree-eh.c (stmt_can_throw_external): New.
10247 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
10248 work with aliasing built.
10249 * tree-flow.h (stmt_can_throw_external): New.
10250 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
10251 and local pure/const pass in early and late optimization queue.
10253 2009-03-28 Martin Jambor <mjambor@suse.cz>
10255 * fold-const.c (get_pointer_modulus_and_residue): New parameter
10257 (fold_binary): Allow function decl aligment consideration is the
10258 second argument is integer constant one.
10259 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
10260 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
10261 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
10263 2009-03-28 Jan Hubicka <jh@suse.cz>
10265 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
10266 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
10267 * function.h (rtl_data): Add nothrow flag.
10268 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
10269 set DECL_NOTHROW for AVAILABLE functions.
10271 2009-03-28 Jakub Jelinek <jakub@redhat.com>
10273 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
10274 following vector keyword has expansion starting with pixel or bool
10275 keyword, expand vector to __vector and pixel or bool to __pixel or
10279 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
10280 warn_if_disallowed_function_p): Removed.
10281 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
10282 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
10283 warning_if_disallowed_function_p.
10284 * flags.h (warn_if_disallowed_function_p,
10285 warn_disallowed_functions): Removed.
10286 * common.opt (Wdisallowed-function-list=): Removed.
10287 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
10289 2009-03-28 Richard Guenther <rguenther@suse.de>
10291 PR tree-optimization/38723
10292 * tree-ssa-pre.c (compute_avail): Add all default definitions to
10295 2009-03-28 Jan Hubicka <jh@suse.cz>
10297 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
10298 test introduced by my previous patch.
10300 2009-03-28 Richard Guenther <rguenther@suse.de>
10302 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
10303 the PHIs value undefined.
10305 2009-03-28 Jan Hubicka <jh@suse.cz>
10307 * tree-pass.h (pass_fixup_cfg): New pass.
10308 * ipa-inline.c (inline_transform): Set
10309 always_inline_functions_inlined/after_inlining.
10310 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
10311 (pass_fixup_cfg): New pass.
10312 * passes.c (init_optimization_passes): Add fixup_cfg.
10314 2009-03-28 Richard Guenther <rguenther@suse.de>
10316 PR tree-optimization/38458
10317 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
10318 argument use the arguments copy-of value.
10320 2009-03-28 Richard Guenther <rguenther@suse.de>
10322 PR tree-optimization/38180
10323 * tree-ssa-ccp.c (get_default_value): Simplify.
10324 (likely_value): Likewise.
10325 (surely_varying_stmt_p): Properly handle VOP case.
10326 (ccp_initialize): Likewise.
10327 (ccp_fold): Handle propagating through *&.
10328 (fold_const_aggregate_ref): Also handle decls.
10330 2009-03-28 Jan Hubicka <jh@suse.cz>
10332 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
10333 * cgraph.h (cgraph_node): Likewise.
10334 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
10335 (cgraph_reset_node): Use process flag.
10336 (cgraph_mark_functions_to_output): Likewise.
10337 (cgraph_expand_function): Likewise.
10338 (cgraph_expand_all_functions): Likewise.
10339 (cgraph_output_in_order): Likewise.
10340 * dwarf2out.c (reference_to_unused): Likewise.
10341 * passes.c do_per_function_toporder): Likewise.
10343 2009-03-28 Jan Hubicka <jh@suse.cz>
10345 Bring from lto-branch:
10347 2008-09-03 Doug Kwan <dougkwan@google.com>
10349 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
10350 enums instead of reason strings.
10351 * cgraph.c (cgraph_create_edge): Same.
10352 (cgraph_inline_failed_string): New function.
10353 * cgraph.h (cgraph_inline_failed_t): New enum type.
10354 (cgraph_inline_failed_string): New prototype.
10355 (struct cgraph_edge): Change type of INLINED_FAILED from constant
10356 char pointer to cgraph_inline_failed_t.
10357 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
10358 (cgraph_default_inline_p): Ditto.
10359 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
10360 to cgraph_inline_failed_t pointer.
10361 * cif-code.def: New file.
10362 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
10364 (cgraph_check_inline_limits): Change type of REASON to pointer to
10365 cgraph_inline_failed_t. Replace reason strings with enums.
10366 (cgraph_default_inline_p): Ditto.
10367 (cgraph_recursive_inlining_p): Ditto.
10368 (update_caller_keys): Change type of FAILED_REASON to
10369 cgraph_inline_failed_t.
10370 (cgraph_set_inline_failed): Change type of REASON to pointer to
10371 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
10372 convert enums to strings for text output.
10373 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
10374 to be of type cgraph_inline_failed_t. Replace reason strings with
10375 enums. Call cgraph_inline_failed_string to covert enums
10376 to strings for text output.
10377 (cgraph_decide_inlining): Replace reason strings with enums.
10378 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
10379 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
10381 * tree-inline.c (expand_call_inline): Change type of REASON
10382 to cgraph_inline_failed_t. Replace reason strings with enums.
10383 Call cgraph_inline_failed_string for text output.
10384 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
10387 2009-03-28 Jan Hubicka <jh@suse.cz>
10389 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
10390 cgraph_clone_node): Remove master clone handling.
10391 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10392 * cgraph.h (master_clone): Remove.
10393 (cgraph_is_master_clone, cgraph_master_clone): Remove.
10394 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
10395 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
10397 2009-03-28 Jan Hubicka <jh@suse.cz>
10399 * cgraph.c (cgraph_function_body_availability): Functions declared
10400 inline are always safe to assume that it is not going to be replaced.
10402 2009-03-28 Richard Guenther <rguenther@suse.de>
10404 PR tree-optimization/38513
10405 * tree-ssa-pre.c (eliminate): Remove redundant stores.
10406 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
10407 EXC_PTR_EXPR and FILTER_EXPR.
10408 (get_ref_from_reference_ops): Likewise.
10410 2009-03-28 Richard Guenther <rguenther@suse.de>
10412 PR tree-optimization/38968
10413 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
10414 Use FLOOR_MOD_EXPR to compute misalignment.
10416 2009-03-28 Richard Guenther <rguenther@suse.de>
10418 PR tree-optimization/37795
10419 * tree.h (combine_comparisons): Declare.
10420 * fold-const.c (combine_comparisons): Export.
10421 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
10423 (ifcombine_iforif): Use combine_comparisons.
10425 2009-03-28 Jan Hubicka <jh@suse.cz>
10427 * tree-eh.c (inlinable_call_p): New function.
10428 (make_eh_edges): Use it.
10429 (verify_eh_edges): Use it.
10430 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
10431 * except.c (reachable_next_level): Add inlinable_function argument
10432 (sjlj_find_directly_reachable_regions): Update.
10433 (add_reachable_handler): Do not set saw_any_handlers.
10434 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
10435 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
10436 Add new inlinable call parameter.
10437 (can_throw_internal, can_throw_external): Update.
10438 * except.h (can_throw_internal_1, can_throw_external_1,
10439 foreach_reachable_handler): Update declaration.
10441 2009-03-28 Joseph Myers <joseph@codesourcery.com>
10443 * config/arm/t-arm-coff, config/h8300/coff.h,
10444 config/i386/i386-aout.h, config/i386/i386-coff.h,
10445 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
10446 config/pdp11/2bsd.h, config/rs6000/aix41.h,
10447 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
10448 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
10449 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
10450 sys-types.h: Remove.
10451 * Makefile.in: Remove protoize and fixproto support and references
10453 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
10454 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
10456 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
10457 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
10458 unprotoize$(exeext).
10459 (rest.encap): Don't depend on $(STMP_FIXPROTO)
10460 (.PHONY): Don't depend on proto.
10461 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
10462 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
10463 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
10464 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
10465 build/gen-protos.o, build/scan.o, xsys-protos.h,
10466 build/fix-header$(build_exeext), build/fix-header.o,
10467 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
10468 stmp-install-fixproto): Remove.
10469 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
10470 SYSCALLS.c or fixproto files.
10471 (install-common): Don't install protoize.
10472 (install-headers-tar, install-headers-cpio, install-headers-cp):
10473 Don't depend on $(STMP_FIXPROTO).
10474 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
10475 install fixproto files or write out fixproto settings.
10476 (uninstall): Don't uninstall protoize.
10477 * config.gcc (use_fixproto): Remove.
10478 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
10479 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
10480 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
10481 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
10482 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
10483 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
10484 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
10485 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
10486 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
10487 * config/t-vxworks (STMP_FIXPROTO): Remove.
10488 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
10489 STMP_FIXPROTO): Remove.
10490 * config.in, configure: Regenerate.
10491 * crtstuff.c (gid_t, uid_t): Don't undefine.
10492 * doc/install.texi: Change m68k-coff to m68k-elf in example.
10493 (arm-*-coff, arm-*-aout: Remove target entries.
10494 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
10495 Remove mention of AIX 4.1.
10496 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
10497 * doc/invoke.texi (Running Protoize): Remove.
10498 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
10499 (Protoize Caveats): Remove.
10500 * tsystem.h: Update comments on headers assumed to exist.
10502 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
10504 * genautomata.c: Add a new year to the copyright. Add a new
10506 (struct insn_reserv_decl): Add comments for member bypass_list.
10507 (find_bypass): Remove.
10508 (insert_bypass): New.
10509 (process_decls): Use insert_bypass.
10510 (output_internal_insn_latency_func): Output all bypasses with the
10511 same input insn in one switch case.
10513 * rtl.def (define_bypass): Describe bypass choice.
10514 * doc/md.texi (define_bypass): Ditto.
10516 2009-03-27 Richard Guenther <rguenther@suse.de>
10518 * gimplify.c (mark_addressable): Export.
10519 * tree-flow.h (mark_addressable): Declare.
10520 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
10521 * tree-ssa.c (verify_phi_args): Verify that address taken
10522 variables have TREE_ADDRESSABLE set.
10524 2009-03-27 Richard Guenther <rguenther@suse.de>
10526 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
10527 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
10528 Do not mark decls TREE_ADDRESSABLE.
10529 (build_fold_addr_expr): Adjust.
10530 (fold_addr_expr): Remove.
10531 (fold_unary): Use build_fold_addr_expr.
10532 (fold_comparison): Likewise.
10533 (split_address_to_core_and_offset): Likewise.
10534 * coverage.c (tree_coverage_counter_addr): Mark the array decl
10536 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
10537 (gimplify_modify_expr_to_memcpy): Mark source and destination
10539 * omp-low.c (create_omp_child_function): Mark the object decl
10541 (lower_rec_input_clauses): Mark the var we take the address of
10543 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
10545 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10547 PR middle-end/39315
10548 * cfgexpand.c (expand_one_stack_var_at): Change alignment
10549 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
10551 2009-03-27 Richard Guenther <rguenther@suse.de>
10553 PR tree-optimization/39120
10554 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
10556 (handle_lhs_call): Process return constraints. Add escape
10557 constraints if necessary.
10558 (handle_const_call): Fill out return constraints. Make nested
10559 case more precise. Avoid consttmp if possible.
10560 (handle_pure_call): Fill out return constraints. Avoid
10561 callused if possible.
10562 (find_func_aliases): Simplify call handling.
10564 2009-03-27 Richard Guenther <rguenther@suse.de>
10566 PR tree-optimization/39120
10567 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
10568 as a representative.
10569 (solve_graph): Do propagate CALLUSED.
10570 (handle_pure_call): Use a scalar constraint from CALLUSED for
10572 (find_what_p_points_to): CALLUSED shall not appear in poins-to
10575 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10578 * c-common.c (handle_aligned_attribute): Properly check alignment
10579 overflow. Use (1U << i) instead of (1 << i).
10581 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
10583 * expr.h (get_mem_align_offset): Updated.
10585 * tree.h (tree_decl_common): Change align to "unsigned int" and
10586 move it before pointer_alias_set.
10588 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10589 Jakub Jelinek <jakub@redhat.com>
10592 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
10593 gr_register_operand with gr_reg_or_0_operand.
10594 (cmpxchg_rel_di): Likewise.
10595 (sync_lock_test_and_set<mode>): Likewise.
10597 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10599 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
10600 (true_regnum): Likewise.
10602 * rtlanal.c (subreg_info): Moved to ...
10603 * rtl.h (subreg_info): Here. New.
10604 (subreg_get_info): New.
10606 * rtlanal.c (subreg_get_info): Make it extern.
10608 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10611 * config/i386/i386.c (ix86_abi): New.
10612 (override_options): Handle -mabi=.
10613 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
10614 (ix86_call_abi_override): Likewise.
10615 (init_cumulative_args): Likewise.
10616 (function_arg_advance): Likewise.
10617 (function_arg_64): Likewise.
10618 (function_arg): Likewise.
10619 (ix86_pass_by_reference): Likewise.
10620 (ix86_function_value_regno_p): Likewise.
10621 (ix86_build_builtin_va_list_abi): Likewise.
10622 (setup_incoming_varargs_64): Likewise.
10623 (is_va_list_char_pointer): Likewise.
10624 (ix86_init_machine_status): Likewise.
10625 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
10626 (ix86_function_type_abi): Return enum calling_abi. Rewrite
10627 for 64bit. Replace DEFAULT_ABI with ix86_abi.
10628 (ix86_function_abi): Make it static and return enum calling_abi.
10629 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
10631 (ix86_fn_abi_va_list): Updated.
10633 * config/i386/i386.h (ix86_abi): New.
10634 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
10635 (CONDITIONAL_REGISTER_USAGE): Likewise.
10636 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
10637 (machine_function): Likewise.
10639 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
10641 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
10642 (STACK_BOUNDARY): Likewise.
10643 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
10645 * config/i386/i386.opt (mabi=): New.
10647 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
10648 return enum calling_abi.
10649 (ix86_function_type_abi): Likewise.
10650 (ix86_function_abi): Removed.
10652 * doc/invoke.texi: Document -mabi= option for x86.
10654 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10656 * builtins.c (real_dconstp): Delete.
10657 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
10659 2009-03-27 Dodji Seketeli <dodji@redhat.com>
10660 Jakub Jelinek <jakub@redhat.com>
10663 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
10664 (gen_subprogram_die): When a function is explicit, generate the
10665 DW_AT_explicit attribute.
10666 * langhooks.h (struct lang_hooks_for_decls): Add
10667 function_decl_explicit_p langhook.
10668 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
10669 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
10671 2009-03-27 Jakub Jelinek <jakub@redhat.com>
10673 * builtins.c (fold_builtin_memory_op): Optimize memmove
10674 into memcpy if we can prove source and destination don't overlap.
10676 * tree-inline.c: Include gt-tree-inline.h.
10677 (clone_fn_id_num): New variable.
10678 (clone_function_name): New function.
10679 (tree_function_versioning): Use it.
10680 * Makefile.in (GTFILES): Add tree-inline.c.
10682 2009-03-27 Mark Mitchell <mark@codesourcery.com>
10684 * BASE-VER: Change to 4.5.0.
10686 2009-03-27 Xinliang David Li <davidxl@google.com>
10688 PR tree-optimization/39557
10689 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
10691 2009-03-27 Xinliang David Li <davidxl@google.com>
10693 PR tree-optimization/39548
10694 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
10697 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10699 * c-common.c (pointer_int_sum): Use %wd on return from
10702 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
10704 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
10705 on return from tree_low_cst.
10707 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
10710 * ginclude/stdarg.h (va_copy): Define also for
10711 __GXX_EXPERIMENTAL_CXX0X__.
10713 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10716 * builtins.h (c_strlen): Do not warn here.
10717 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10718 * c-common.c (pointer_int_sum): Take an explicit location.
10719 Warn about offsets out of bounds.
10720 * c-common.h (pointer_int_sum): Adjust declaration.
10722 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10724 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
10727 2009-03-26 Jakub Jelinek <jakub@redhat.com>
10730 * opts.c (warn_if_disallowed_function_p): Don't assume
10731 get_callee_fndecl must return non-NULL.
10733 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
10735 PR rtl-optimization/39522
10736 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
10737 when reg_reloaded_valid is set.
10739 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10741 * config/spu/divv2df3.c: New file.
10742 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
10743 (DPBIT_FUNCS): Filter out _div_df.
10745 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
10747 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
10748 a jump insn, count that jump in the distance to the loop start.
10750 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
10753 * config/sh/sh.c (calc_live_regs): Fix condition for global
10754 registers except PIC_OFFSET_TABLE_REGNUM.
10756 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
10759 * doc/invoke.texi (-mconsole): New.
10761 (-mno-cygwin): New.
10763 (-mnop-fun-dllimport): New.
10767 (sub section "i386 and x86-64 Windows Options"): New.
10769 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
10771 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
10772 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
10774 2009-03-25 Richard Guenther <rguenther@suse.de>
10776 PR middle-end/39497
10777 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
10780 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
10782 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
10783 neither of haifa/selective schedulers are working.
10785 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10787 * doc/invoke.texi (Debugging Options): Fix description of
10788 -fno-merge-debug-strings.
10790 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
10792 * config/cris/libgcc.ver: New version-script.
10793 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
10795 * configure.ac <GAS features, nop mnemonic>: Add pattern
10796 crisv32-*-* for "nop".
10797 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
10798 * configure: Regenerate.
10800 2009-03-24 Ira Rosen <irar@il.ibm.com>
10802 PR tree-optimization/39529
10803 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10804 mark_sym_for_renaming for the tag copied to the new vector
10807 2009-03-24 Arthur Loiret <aloiret@debian.org>
10809 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
10810 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
10811 EXTRA_SPEC_FUNCTIONS.
10812 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
10813 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
10814 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
10815 -march and -mtune options.
10817 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
10819 * config/m68k/t-rtems: Add m5329 multilib.
10821 2009-03-24 Dodji Seketeli <dodji@redhat.com>
10822 Jakub Jelinek <jakub@redhat.com>
10825 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
10828 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10831 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
10832 instead of c_parser_expression_conv, if original_code isn't one of the
10833 4 allowed comparison codes, fail.
10835 2009-03-23 Richard Guenther <rguenther@suse.de>
10837 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
10838 * tree.h (struct tree_type): Likewise.
10839 * reload.h (struct insn_chain): Likewise.
10840 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
10841 * function.h (struct function): Likewise.
10842 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
10844 2009-03-23 Jakub Jelinek <jakub@redhat.com>
10846 PR tree-optimization/39516
10847 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
10849 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
10851 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
10852 should be set true if BITS_PER_WORD of target is bigger than 32
10854 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
10856 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
10857 Translate -B-options to -rpath-link. Correct existing
10858 rpath-link and conditionalize on !nostdlib.
10860 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10862 * doc/extend.texi (Function Attributes, Variable Attributes):
10864 * doc/invoke.texi (Debugging Options, Optimize Options)
10865 (i386 and x86-64 Options, MCore Options): Likewise.
10867 2009-03-20 Jakub Jelinek <jakub@redhat.com>
10870 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
10871 it for block local namespace aliases.
10872 (gen_decl_die): Pass context_die to gen_namespace_die.
10874 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10877 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
10878 minimum or maximum value.
10880 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
10882 * reginfo.c (globalize_reg): Recompute derived reg sets.
10884 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
10887 * libgcc2.c (mprotect): Do not use signed arguments for
10888 VirtualProtect, use DWORD arguments. Also fix the 'may
10889 be used uninitialized' warning for the np variable.
10891 2009-03-19 Jakub Jelinek <jakub@redhat.com>
10894 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
10895 functions using regparm calling conventions when not optimizing.
10896 (ix86_function_sseregparm): Similarly for sseregparm calling
10899 2009-03-19 Li Feng <nemokingdom@gmail.com>
10901 PR middle-end/39500
10902 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
10903 dependence if the first conflict is after niter iterations.
10905 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
10907 PR middle-end/38609
10908 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
10909 functions with dynamic stack-pointer adjustments.
10911 2009-03-19 Ben Elliston <bje@au.ibm.com>
10913 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
10914 option; change to -msdata=data.
10916 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10918 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
10921 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
10924 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
10926 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
10928 * doc/invoke.texi (Code Gen Options): Expand discussion of
10931 2009-03-18 Jakub Jelinek <jakub@redhat.com>
10933 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
10934 * matrix-reorg.c (struct matrix_info): Likewise.
10935 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
10936 * rtl.h (struct mem_attrs): Likewise.
10937 * df.h (struct df): Likewise.
10938 * tree-data-ref.h (struct data_dependence_relation): Likewise.
10939 * ira-int.h (struct ira_allocno): Likewise.
10940 * df-scan.c (struct df_collection_rec): Likewise.
10941 * ira.c (struct equivalence): Likewise.
10942 * function.c (struct temp_slot): Likewise.
10943 * cfgloop.h (struct loop): Likewise.
10946 * function.c (use_register_for_decl): When not optimizing, disregard
10947 register keyword for variables with types containing methods.
10949 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
10951 PR middle-end/39447
10952 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
10953 (is_simple_operand): Call contains_component_ref_p before calling data
10954 reference analysis that would fail on COMPONENT_REFs.
10956 * tree-vrp.c (search_for_addr_array): Fix formatting.
10958 2009-03-18 Richard Guenther <rguenther@suse.de>
10960 * tree-vect-transform.c (vect_loop_versioning): Fold the
10961 generated comparisons.
10962 * tree-vectorizer.c (set_prologue_iterations): Likewise.
10963 (slpeel_tree_peel_loop_to_edge): Likewise.
10965 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10967 PR middle-end/37805
10968 * opts.c (print_specific_help): In addition to `undocumented',
10969 accept `separate' and `joined' flags if passed alone. Describe
10970 output by the first matched one of those.
10971 (common_handle_option): Skip over empty strings.
10972 * gcc.c (display_help): Fix help string for `--help='.
10973 * doc/invoke.texi (Option Summary, Overall Options): With
10974 `--help=', classes and qualifiers can both be repeated, but
10975 only the latter can be negated. One should not pass only
10976 negated qualifiers. Fix markup and examples.
10979 2008-10-14 Jakub Jelinek <jakub@redhat.com>
10980 PR middle-end/37805
10981 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
10982 and -fhelp=separate.
10984 2009-03-17 Jing Yu <jingyu@google.com>
10986 PR middle-end/39378
10987 * function.h (struct rtl_data): Move is_thunk from here...
10988 (struct function): ...to here.
10989 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
10990 * varasm.c (assemble_start_function): Change is_thunk from crtl to
10992 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
10994 (alpha_does_function_need_gp, alpha_start_function): Likewise.
10995 (alpha_output_function_end_prologue): Likewise.
10996 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
10997 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
10998 (rs6000_output_function_epilogue): Likewise.
10999 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
11001 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
11004 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
11005 from different units in a single alternative.
11006 (*truncdfsf_i387): Ditto.
11007 (*truncxfsf2_mixed): Ditto.
11008 (*truncxfdf2_mixed): Ditto.
11010 2009-03-17 Jakub Jelinek <jakub@redhat.com>
11012 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
11013 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
11016 * tree-ssa-live.c (remove_unused_locals): Don't remove local
11017 unused non-artificial variables when not optimizing.
11020 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
11021 DW_TAG_imported_module even if decl is IMPORTED_DECL with
11022 NAMESPACE_DECL in its DECL_INITIAL.
11024 PR middle-end/39443
11025 * optabs.c (set_user_assembler_libfunc): New function.
11026 * expr.h (set_user_assembler_libfunc): New prototype.
11027 * c-common.c: Include libfuncs.h.
11028 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
11029 for memcmp, memset, memcpy, memmove and abort.
11030 * Makefile.in (c-common.o): Depend on libfuncs.h.
11033 * dwarf2out.c (gen_inlined_enumeration_type_die,
11034 gen_inlined_structure_type_die, gen_inlined_union_type_die,
11035 gen_tagged_type_instantiation_die): Removed.
11036 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
11039 2009-03-17 Janis Johnson <janis187@us.ibm.com>
11042 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
11044 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
11045 (check-parallel-%): Ditto.
11046 (check-consistency): Ditto.
11048 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
11050 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
11051 local variable rhs by NULL_TREE.
11053 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11056 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
11058 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11061 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
11063 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
11066 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
11067 for ms->sysv ABI calls only in 64bit mode.
11069 * config/i386/i386.md (untyped_call): Support 32bit.
11071 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
11073 * doc/extend.texi: Replace x86_65 with x86_64.
11075 2009-03-16 Jakub Jelinek <jakub@redhat.com>
11077 PR tree-optimization/39455
11078 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
11079 mismatches for POINTER_TYPE_P (type).
11080 (number_of_iterations_le): Likewise.
11082 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11084 * config/picochip/picochip.c: Removed profiling support.
11085 * config/picochip/picochip.md: Removed profiling instruction.
11086 * config/picochip/picochip.h: Removed profiling builtin.
11088 2009-03-16 Joseph Myers <joseph@codesourcery.com>
11090 * doc/install.texi (--with-host-libstdcxx): Document.
11092 2009-03-14 Anatoly Sokolov <aesok@post.ru>
11095 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
11096 generate a warning if the function name does not begin with
11097 "__vector" and the function has either the 'signal' or 'interrupt'
11098 attribute, from here to ...
11099 (avr_declare_function_name): ...here. New function.
11100 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
11101 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
11103 2009-03-14 Jakub Jelinek <jakub@redhat.com>
11106 * cse.c (fold_rtx): Don't modify original const_arg1 when
11107 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
11108 separate variable instead.
11109 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
11110 from out of range shift counts.
11111 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
11113 2009-03-13 Catherine Moore <clm@codesourcery.com>
11115 * config/i386/x-mingw32 (host-mingw32.o): Replace
11116 diagnostic.h with $(DIAGNOSTIC_H).
11118 2009-03-12 Jakub Jelinek <jakub@redhat.com>
11121 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
11123 * config/i386/sync.md (sync_compare_and_swap<mode>,
11124 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
11125 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
11127 (sync_double_compare_and_swapdi_pic,
11128 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
11129 cmpxchg8b_pic_memory_operand instead of just memory_operand.
11131 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11134 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
11136 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11139 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
11140 (avx_addsubv4df3): Likewise.
11141 (*avx_addsubv4sf3): Likewise.
11142 (sse3_addsubv4sf3): Likewise.
11144 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
11147 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
11149 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
11152 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
11153 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11154 registers for allocnos created from user-defined variables.
11156 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11159 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
11160 of non-integer mode as well.
11162 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
11164 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
11165 for functions for which the parameter types are unknown.
11167 2009-03-11 Jakub Jelinek <jakub@redhat.com>
11170 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
11171 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
11172 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
11173 * config/i386/i386.c (ix86_local_alignment): For
11174 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
11175 long long variables on the stack to avoid dynamic realignment.
11176 Allow the first argument to be a decl rather than type.
11177 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
11179 2009-03-11 Nick Clifton <nickc@redhat.com>
11182 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
11184 Add description to mno-lsim option.
11185 * config/mcore/mcore.h: Remove comment about deprecated m4align
11187 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
11188 * doc/invoke.texi: Add description of mno-lsim and
11189 mstack-increment options.
11191 * config/fr30/fr30.opt: Document the -mno-lsim option.
11192 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
11193 and -mno-lsim options.
11195 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11197 * fold-const.c (fold_comparison): Only call fold_inf_compare
11198 if the mode supports infinities.
11200 2009-03-11 Jason Merrill <jason@redhat.com>
11203 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
11204 end already did. Notice GIMPLE_CALL modifications of the result.
11205 Don't copy debug information from an ignored decl or a decl from
11208 2009-03-10 Richard Guenther <rguenther@suse.de>
11209 Nathan Froyd <froydnj@codesourcery.com>
11211 PR middle-end/37850
11212 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
11213 (__divMODE3): Likewise.
11215 2009-03-09 Jakub Jelinek <jakub@redhat.com>
11217 PR tree-optimization/39394
11218 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
11219 DECL_SIZE_UNIT of variable length FIELD_DECLs.
11221 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11223 * recog.c (verfiy_changes): Disallow renaming of hard regs in
11224 inline asms for register asm ("") declarations.
11226 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
11228 * fold-const.c (fold_unary): Fix comment.
11230 2009-03-07 Jan Hubicka <jh@suse.cz>
11233 * tree-inline.c (setup_one_parameter): Do replacement of const
11234 argument by constant in SSA form.
11236 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11238 PR middle-end/38028
11239 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
11240 determine alignment passed to assign_stack_local.
11241 (assign_parms_unsplit_complex): Likewise.
11242 * except.c (sjlj_build_landing_pads): Likewise.
11244 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11246 PR middle-end/39360
11247 * tree-flow.h (add_referenced_var): Return bool instead of void.
11248 * tree-dfa.c (add_referenced_var): Return result of
11249 referenced_var_check_and_insert call.
11250 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
11251 of referenced_var_check_and_insert.
11254 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
11255 (gen_variable_die): Emit DW_AT_location on abstract static variable's
11256 DIE, don't emit it if abstract origin already has it.
11257 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
11258 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
11260 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11262 * genpreds.c (needs_variable): Fix parentheses at variable name
11264 (write_tm_constrs_h): Indent generated code.
11266 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11268 * doc/extend.texi (Function Attributes): Add documentation
11269 for isr attributes.
11271 2009-03-06 Jakub Jelinek <jakub@redhat.com>
11274 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
11275 take locus from its DECL_SOURCE_LOCATION instead of input_location.
11277 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11279 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
11282 2009-03-05 Jakub Jelinek <jakub@redhat.com>
11285 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
11286 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
11288 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
11290 * config/i386/i386.md (R8_REG, R9_REG): New constants.
11291 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
11292 constants instead of magic numbers.
11293 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11295 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
11296 (x86_64_ms_abi_int_parameter_registers): Ditto.
11297 (x86_64_int_return_registers): Ditto.
11298 (ix86_maybe_switch_abi): Ditto.
11299 (ix86_expand_call): Ditto for clobbered_registers array.
11300 (ix86_hard_regno_mode_ok): Ditto.
11301 (x86_extended_QIreg_mentioned_p): Ditto.
11303 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
11305 PR tree-optimization/39349
11306 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
11308 * combine.c (gen_lowpart_for_combine): Use omode when generating
11311 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
11313 PR rtl-optimization/39235
11314 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
11316 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11318 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
11320 2009-03-04 Richard Guenther <rguenther@suse.de>
11322 PR tree-optimization/39362
11323 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
11324 that occur in abnormal PHIs should be varying.
11326 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
11328 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
11330 (simple_iv): Take loop as an argument instead of statement.
11331 * tree-scalar-evolution.h (simple_iv): Declaration changed.
11332 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
11334 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
11336 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
11337 * matrix-reorg.c (analyze_transpose): Ditto.
11338 * tree-data-ref.c (dr_analyze_innermost): Ditto.
11339 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11340 * tree-predcom.c (ref_at_iteration): Ditto.
11341 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
11343 2009-03-04 Richard Guenther <rguenther@suse.de>
11345 PR tree-optimization/39358
11346 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
11347 escaped_id and callused_id.
11348 (solve_graph): Likewise.
11350 2009-03-04 Richard Guenther <rguenther@suse.de>
11352 PR tree-optimization/39339
11353 * tree-sra.c (try_instantiate_multiple_fields): Make it
11354 no longer ICE on the above.
11356 2009-03-03 Joseph Myers <joseph@codesourcery.com>
11358 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
11359 that fits within Pmode.
11361 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11363 PR middle-end/10109
11364 * tm.texi (LIBCALL_VALUE): Update description.
11366 2009-03-03 Steve Ellcey <sje@cup.hp.com>
11368 PR middle-end/34443
11369 * doc/extend.texi (section): Update description.
11371 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
11373 PR middle-end/39345
11374 * tree-inline.c (remapped_type): New.
11375 (can_be_nonlocal): Call remapped_type instead of remap_type.
11377 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11380 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
11381 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
11383 2009-03-03 Richard Guenther <rguenther@suse.de>
11385 PR middle-end/39272
11386 * tree.c (tree_nonartificial_location): New function.
11387 * tree.h (tree_nonartificial_location): Declare.
11388 * builtins.c (expand_builtin_memory_chk): Provide location
11389 of the call location for artificial function pieces.
11390 (maybe_emit_chk_warning): Likewise.
11391 (maybe_emit_sprintf_chk_warning): Likewise.
11392 (maybe_emit_free_warning): Likewise.
11393 * expr.c (expand_expr_real_1): Likewise.
11395 2009-03-03 Jakub Jelinek <jakub@redhat.com>
11397 PR tree-optimization/39343
11398 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
11399 COMPONENT_REF t has ARRAY_TYPE.
11401 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
11403 PR middle-end/39335
11404 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
11405 when the type precision of the induction variable should be
11406 larger than the type precision of nit.
11407 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
11408 * graphite.c (graphite_loop_normal_form): Same.
11409 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
11411 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11413 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
11414 (*call_1_rex64_ms_sysv): Use named constants instead of magic
11415 numbers to describe clobbered registers.
11416 (*call_value_0_rex64_ms_sysv): Ditto.
11417 * config/i386/mmx.md (mmx_emms): Ditto.
11418 (mmx_femms): Ditto.
11420 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
11422 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
11425 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11427 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
11428 (spu_section_type_flags): New function.
11430 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
11432 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
11433 reg_class_contents of FLOAT_REGS into a temporary.
11435 2009-03-02 Richard Guenther <rguenther@suse.de>
11436 Ira Rosen <irar@il.ibm.com>
11438 PR tree-optimization/39318
11439 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
11440 information to the vectorized statement.
11442 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
11444 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
11445 variable. Use defined names instead of magic constants for REX SSE
11448 2009-03-01 Richard Guenther <rguenther@suse.de>
11450 PR tree-optimization/39331
11451 * omp-low.c (lower_send_shared_vars): Do not receive new
11452 values for the reference of DECL_BY_REFERENCE parms or results.
11454 2009-03-01 Jan Hubicka <jh@suse.cz>
11457 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
11458 BLOCK_NONLOCALIZED_VAR): New macros.
11459 (tree_block): Add nonlocalized_vars.
11460 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
11461 gen_decl_die): Add origin argument. Allow generation of die with
11462 origin at hand only.
11463 (gen_member_die, gen_type_die_with_usage, force_decl_die,
11464 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
11466 (gen_block_die): Fix checking for unused blocks.
11467 (process_scope_var): Break out from .... ; work with origins only.
11468 (decls_for_scope) ... here; process nonlocalized list.
11469 (dwarf2out_ignore_block): Look for nonlocalized vars.
11470 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
11472 (dump_scope_block): Dump them.
11473 * tree-inline.c (remap_decls): Handle nonlocalized vars.
11474 (remap_block): Likewise.
11475 (can_be_nonlocal): New predicate.
11476 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
11478 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11480 * configure: Regenerate.
11482 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11484 * optc-gen.awk: No need to duplicate option flags twice.
11485 Reuse help texts for duplicate options which do not have any.
11487 * gcc.c (display_help): Document --version.
11489 * gcc.c (main): If print_help_list and verbose_flag, ensure
11490 driver output comes before subprocess output.
11492 * optc-gen.awk: Assign all remaining fields to help string,
11493 space-separated, for multi-line help in *.opt.
11495 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
11496 -Wno-pedantic-ms-format is for MinGW targets only.
11498 * doc/options.texi (Option file format): Fix bad indentation,
11499 restoring dropped sentence.
11501 2009-02-28 Jan Hubicka <jh@suse.cz>
11503 * tree-inline.c (tree_function_versioning): Output debug info.
11505 2009-02-28 Jan Hubicka <jh@suse.cz>
11508 * tree-inline.c (setup_one_parameter): Do not copy propagate
11509 arguments when not optimizing.
11511 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
11514 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
11515 (avx_addsubv4df3): Likewise.
11516 (*avx_addsubv4sf3): Likewise.
11517 (sse3_addsubv4sf3): Likewise.
11518 (*avx_addsubv2df3): Likewise.
11519 (sse3_addsubv2df3): Likewise.
11520 (avx_unpckhps256): Correct item selectors.
11521 (avx_unpcklps256): Likewise.
11522 (avx_unpckhpd256): Likewise.
11523 (avx_unpcklpd256): Likewise.
11525 2009-02-28 Jan Hubicka <jh@suse.cz>
11527 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
11529 (copy_arguments_for_versioning): If var is declared don't declare it.
11530 (tree_function_versioning): First setup substitutions and then copy
11533 2009-02-27 Jan Hubicka <jh@suse.cz>
11536 * cgraph.h (varpool_output_debug_info): Remove.
11537 * cgraphunit.c (varpool_output_debug_info): Remove.
11538 * dwarf2out.c (deferred_locations_struct): New struct
11539 (deferred_locations): New type.
11540 (deferred_locations_list): New static var.
11541 (deffer_location): New function.
11542 (gen_variable_die): Use it.
11543 (decls_for_scope): Output info on local static vars.
11544 (dwarf2out_finish): Process deferred locations.
11545 * varpool.c (varpool_output_debug_info): Remove.
11547 2009-02-27 Jan Hubicka <jh@suse.cz>
11550 * tree.h (TREE_PROTECTED): Fix comment.
11551 (BLOCK_HANDLER_BLOCK): Remove.
11552 (struct tree_block): Remove handler_block add body_block.
11553 (inlined_function_outer_scope_p): New.
11554 (is_body_block): Remove.
11555 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
11556 * dwarf2out.c (is_inlined_entry_point): Remove.
11557 (add_high_low_attributes): Use inlined_function_outer_scope_p.
11558 (gen_block_die): Use is_inlined_entry_point check. Remove body block
11560 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
11561 * gimplify.c (gimplify_expr): Gimplify body blocks.
11562 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
11563 block with multiple subblocks.
11564 (dump_scope_block): Prettier output; dump more flags and info.
11565 (dump_scope_blocks): New.
11566 (remove_unused_locals): Use dump_scope_blocks.
11567 * tree-flow.h (dump_scope_blocks): Declare.
11568 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
11569 * stmt.c (is_body_block): Remove.
11570 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
11571 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
11573 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
11575 PR middle-end/39308
11576 * graphite.c (graphite_loop_normal_form): Do not call
11577 number_of_iterations_exit from a gcc_assert.
11579 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11581 * config/s390/s390.c (s390_swap_cmp): Look for conditional
11582 jumps if COND is NULL.
11583 (find_cond_jump): New function.
11584 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
11585 * config/s390/s390.md: Remove z10_cobra attribute value.
11587 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
11589 * config/alpha/alpha.h (alpha_expand_mov): Return false if
11590 force_const_mem returns NULL_RTX.
11592 2009-02-26 Jan Hubicka <jh@suse.cz>
11595 * cgraph.h (varpool_output_debug_info): Remove.
11596 * cgraphunit.c (varpool_output_debug_info): Remove.
11597 * dwarf2out.c (deferred_locations_struct): New struct
11598 (deferred_locations): New type.
11599 (deferred_locations_list): New static var.
11600 (deffer_location): New function.
11601 (gen_variable_die): Use it.
11602 (decls_for_scope): Output info on local static vars.
11603 (dwarf2out_finish): Process deferred locations.
11604 * varpool.c (varpool_output_debug_info): Remove.
11606 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
11608 PR rtl-optimization/39241
11609 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
11610 to subreg_offset_representable_p.
11612 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11614 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
11615 execute function prototype. Get f and nregs from max_reg_num
11616 and get_insns. Remove the first backward pass as it's dead,
11617 guard the forward pass by flag_expensive_optimizations.
11618 (rest_of_handle_regmove): Delete.
11619 (pass_regmove): Replace it with regmove_optimize.
11621 2009-02-25 Martin Jambor <mjambor@suse.cz>
11623 PR tree-optimization/39259
11624 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
11625 calls_alloca function flags.
11626 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
11627 calls are detected.
11629 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
11631 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
11632 flags_set_1_rtx, flags_set_1_set): Delete.
11633 (regmove_optimize): Do not call mark_flags_life_zones.
11635 2009-02-24 Julian Brown <julian@codesourcery.com>
11638 * config/arm/arm.c (require_pic_register): Only set
11639 cfun->machine->pic_reg once per function.
11641 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
11643 * doc/invoke.texi (Link Options): Document an easier way to pass
11644 options that take arguments to the GNU linker using -Xlinker and -Wl.
11646 2009-02-24 Steve Ellcey <sje@cup.hp.com>
11649 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
11651 2009-02-24 Richard Guenther <rguenther@suse.de>
11654 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
11656 2009-02-24 Richard Guenther <rguenther@suse.de>
11657 Zdenek Dvorak <ook@ucw.cz>
11659 PR tree-optimization/39233
11660 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
11661 from converting them to a generic type.
11663 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
11665 PR tree-optimization/39260
11666 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
11667 contains a condition with a real type.
11668 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
11670 2009-02-23 Jason Merrill <jason@redhat.com>
11673 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
11674 narrowing_initializer_constant_valid_p.
11675 (narrowing_initializer_constant_valid_p): Don't return
11676 null_pointer_node for adding a pointer to itself.
11678 2009-02-23 Jan Hubicka <jh@suse.cz>
11681 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
11684 2009-02-23 Jan Hubicka <jh@suse.cz>
11686 PR tree-optimization/37709
11687 * tree.c (block_ultimate_origin): Move here from dwarf2out.
11688 * tree.h (block_ultimate_origin): Declare.
11689 * dwarf2out.c (block_ultimate_origin): Move to tree.c
11690 * tree-ssa-live.c (remove_unused_scope_block_p):
11691 Eliminate blocks containig no instructions nor live variables nor
11693 (dump_scope_block): New function.
11694 (remove_unused_locals): Enable removal of dead blocks by default;
11695 enable dumping at TDF_DETAILS.
11697 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11699 * config/i386/i386.c (classify_argument): Don't allow COImode
11701 (function_arg_advance_32): Don't allow OImode.
11702 (function_arg_32): Likewise.
11703 (function_value_32): Likewise.
11704 (return_in_memory_32): Likewise.
11705 (function_arg_64): Remove OImode comment.
11707 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11710 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11711 ix86_expand_vector_set for V4DImode in 64bit mode only.
11712 (ix86_expand_vector_init_one_var): Likewise.
11714 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
11716 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
11718 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11721 * loop-iv.c: Revert last change.
11722 * emit-rtl.c: Likewise.
11724 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
11727 * config/i386/i386.c (type_natural_mode): Remove an extra
11728 space in the warning message.
11729 (function_value_32): Handle 32-byte vector modes.
11730 (return_in_memory_32): Likewise.
11732 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
11734 * loop-iv.c (truncate_value): New function.
11735 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
11737 (lowpart_subreg): Move to...
11738 * emit-rtl.c: ...here.
11740 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
11742 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
11743 accidental and undocumented change at revision 140860.
11745 2009-02-21 Joseph Myers <joseph@codesourcery.com>
11747 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
11748 take gimple_seq * arguments.
11749 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
11750 types_compatible_p langhook.
11752 2009-02-20 Mark Mitchell <mark@codesourcery.com>
11753 Joseph Myers <joseph@codesourcery.com>
11755 * config/arm/arm.c (arm_builtin_va_list): New function.
11756 (arm_expand_builtin_va_start): Likewise.
11757 (arm_gimplify_va_arg_expr): Likewise.
11758 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
11759 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
11760 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
11761 (va_list_type): New variable.
11762 (arm_mangle_type): Mangle va_list_type appropriately.
11764 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11766 PR middle-end/39157
11767 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
11768 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
11769 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
11770 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
11771 parameter to 1000 for -O1 by default.
11772 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
11774 * loop-invariant.c: Include params.h.
11775 (move_loop_invariants): Don't call move_single_loop_invariants on
11778 2009-02-20 Jaka Mocnik <jaka@xlab.si>
11780 * calls.c (emit_library_call_value_1): Use slot_offset instead of
11781 offset when calculating bounds for indexing stack_usage_map. Fixes
11782 a buffer overflow with certain target setups.
11784 2009-02-20 Jakub Jelinek <jakub@redhat.com>
11787 * calls.c (expand_call): Clear try_tail_call if caller and callee
11788 disagree in promotion of function return value.
11790 2009-02-19 Jakub Jelinek <jakub@redhat.com>
11793 * c-common.c (c_determine_visibility): If visibility changed and
11794 DECL_RTL has been already set, call make_decl_rtl to update symbol
11797 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
11800 * varasm.c (assemble_variable): Don't check DECL_NAME when
11801 globalizing a variable.
11803 2009-02-19 Joseph Myers <joseph@codesourcery.com>
11806 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
11807 expression before any __builtin_trap call.
11808 * c-typeck.c (build_function_call): Convert and check function
11809 arguments before generating a call to a trap. Evaluate the
11810 function arguments before the trap.
11812 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
11815 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
11816 (UNSPEC_FXAM_MEM): New unspec.
11817 (fxam<mode>2_i387_with_temp): New insn and split pattern.
11818 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
11819 memory using fxam<mode>2_i387_with_temp to remove excess precision.
11821 2009-02-19 Richard Guenther <rguenther@suse.de>
11823 PR tree-optimization/39207
11824 PR tree-optimization/39074
11825 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
11826 storedanything_tree): New.
11827 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
11828 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
11829 (build_succ_graph): Add edges from STOREDANYTHING to all
11831 (init_base_vars): Initialize STOREDANYTHING.
11832 (compute_points_to_sets): Free substitution info after
11833 building the succ graph.
11834 (ipa_pta_execute): Likewise.
11836 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
11838 (do_ds_constraint): Do not add to special var or non-pointer
11840 (type_could_have_pointers): Split out from ...
11841 (could_have_pointers): ... here. For arrays use the element type.
11842 (create_variable_info_for): Initialize may_have_pointers.
11843 (new_var_info): Likewise.
11844 (handle_lhs_call): Make the HEAP variable unknown-sized.
11845 (intra_create_variable_infos): Use a type with pointers for
11846 PARM_NOALIAS, make it unknown-sized.
11848 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
11851 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
11853 2009-02-18 Jason Merrill <jason@redhat.com>
11856 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
11857 value if DECL_EXTERNAL.
11858 * tree-sra.c (sra_walk_gimple_assign): Likewise.
11859 * target.h (gcc_target::binds_local_p): Clarify "module".
11860 * tree.h (TREE_PUBLIC): Clarify "module".
11862 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
11865 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
11866 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
11868 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
11871 * c.opt (Wabi): Support C and ObjC.
11874 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
11876 * config/i386/i386.c (classify_argument): Warn once about the ABI
11877 change when passing union with long double.
11879 * doc/invoke.texi: Update -Wabi for warning psABI changes.
11881 2009-02-18 Joseph Myers <joseph@codesourcery.com>
11884 * c-parser.c (c_parser_compound_statement): Always enter and leave
11887 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11890 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
11892 2009-02-18 Jakub Jelinek <jakub@redhat.com>
11894 PR tree-optimization/36922
11895 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
11896 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
11899 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11901 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
11904 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11906 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
11908 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
11910 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
11913 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
11914 Richard Sandiford <rdsandiford@googlemail.com>
11916 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
11917 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
11918 (loongson_biadd): ...this.
11920 2009-02-17 Richard Guenther <rguenther@suse.de>
11922 PR tree-optimization/39202
11923 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
11924 a var make sure to follow existing collapses.
11926 2009-02-17 Richard Guenther <rguenther@suse.de>
11928 PR middle-end/39214
11929 * langhooks.c (lhd_print_error_function): Check for NULL block.
11931 2009-02-17 Richard Guenther <rguenther@suse.de>
11933 PR tree-optimization/39204
11934 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
11937 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
11939 * config/soft-fp/double.h: Update from glibc CVS.
11941 2009-02-17 Richard Guenther <rguenther@suse.de>
11943 PR tree-optimization/39207
11944 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
11945 strict-aliasing warnings for pointers pointing to NULL.
11947 2009-02-16 Joseph Myers <joseph@codesourcery.com>
11950 * c-parser.c (c_parser_braced_init): Call pop_init_level when
11951 skipping until next close brace.
11953 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
11956 * config/i386/i386.c (ix86_expand_push): Set memory alignment
11957 to function argument boundary.
11959 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11961 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
11962 in the lea_add. Reload eventually constraints it properly.
11963 * config/picochip/constraints.md: Remove the target constraint
11964 "b", since it is not needed anymore.
11966 2009-02-16 Jakub Jelinek <jakub@redhat.com>
11968 * gthr-dce.h: Uglify function parameter and local variable names.
11969 * gthr-gnat.h: Likewise.
11970 * gthr-mipssde.h: Likewise.
11971 * gthr-nks.h: Likewise.
11972 * gthr-posix95.h: Likewise.
11973 * gthr-posix.h: Likewise.
11974 * gthr-rtems.h: Likewise.
11975 * gthr-single.h: Likewise.
11976 * gthr-solaris.h: Likewise.
11977 * gthr-tpf.h: Likewise.
11978 * gthr-vxworks.h: Likewise.
11979 * gthr-win32.h: Likewise.
11981 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
11984 * config/i386/i386.md: Restrict the new peephole2 to move
11985 between MMX/SSE registers.
11987 2009-02-15 Richard Guenther <rguenther@suse.de>
11990 2009-02-13 Richard Guenther <rguenther@suse.de>
11992 * configure.ac: Enable LFS.
11993 * configure: Re-generate.
11994 * config.in: Likewise.
11996 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11998 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
11999 spu_srqwbyte, spu_srqwbytebc): Define.
12000 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
12001 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
12002 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
12003 "shrqby_<mode>"): New insn-and-split patterns.
12004 * config/spu/spu.c (expand_builtin_args): Determine and return
12005 number of operands using spu_builtin_description data.
12006 (spu_expand_builtin_1): Use it.
12008 2009-02-13 Steve Ellcey <sje@cup.hp.com>
12011 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
12014 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12017 * config/i386/i386.c (override_options): Correct warning
12018 messages for -malign-loops, -malign-jumps and -malign-functions.
12020 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12023 * config/i386/i386.md: Restrict the new peephole2 to move
12024 between the general purpose registers.
12026 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
12029 * config/i386/i386.c (type_natural_mode): Add a new argument.
12030 Return the original mode and warn ABI change if vector size is 32byte.
12031 (function_arg_advance): Updated.
12032 (function_arg): Likewise.
12033 (ix86_function_value): Likewise.
12034 (ix86_return_in_memory): Likewise.
12035 (ix86_sol10_return_in_memory): Likewise.
12036 (ix86_gimplify_va_arg): Likewise.
12037 (function_arg_32): Don't warn ABX ABI change here.
12038 (function_arg_64): Likewise.
12040 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
12042 * loop-iv.c (implies_p): In the final case, test that operands 0
12043 of the two comparisons match.
12045 * config/bfin/bfin.c (find_prev_insn_start): New function.
12046 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
12047 (find_next_insn_start): Move.
12049 2009-02-13 Richard Guenther <rguenther@suse.de>
12051 * configure.ac: Enable LFS.
12052 * configure: Re-generate.
12053 * config.in: Likewise.
12055 2009-02-13 Joseph Myers <joseph@codesourcery.com>
12058 * c-parser.c (c_parser_parms_list_declarator): Discard pending
12059 sizes on syntax error after some arguments have been parsed.
12061 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12063 * doc/invoke.texi (-fira): Remove.
12065 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12067 * caller-save.c: Replace regclass.c with reginfo.c in comments.
12068 * recog.c: Likewise.
12071 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
12073 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
12074 (umul_ppmm): Likewise.
12075 (count_leading_zeros): Likewise.
12076 (count_trailing_zeros): Likewise.
12077 (UMUL_TIME): Likewise.
12079 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12081 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
12082 soft-fp/t-softfp to tmake_file.
12084 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
12085 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
12086 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
12087 IA64_BUILTIN_INFQ]: New.
12088 (ia64_init_builtins): Initialize __builtin_infq,
12089 __builtin_fabsq and __builtin_copysignq if not HPUX.
12090 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
12091 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
12093 * config/ia64/lib1funcs.asm (__divtf3): Define only if
12095 (__fixtfti): Likewise.
12096 (__fixunstfti): Likewise.
12097 (__floattitf): Likewise.
12099 * config/ia64/libgcc-glibc.ver: New.
12100 * config/ia64/t-fprules-softfp: Likewise.
12101 * config/ia64/sfp-machine.h: Likewise.
12103 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
12104 (LIBGCC2_TF_CEXT): Likewise.
12105 (TF_SIZE): Likewise.
12106 (TARGET_INIT_LIBFUNCS): Likewise.
12108 * config/ia64/t-glibc (SHLINB_MAPFILES):
12109 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
12111 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
12113 * config/i386/i386.c (construct_container): Rewrite processing
12114 BLKmode with X86_64_SSE_CLASS.
12116 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
12119 * config/i386/i386.md: Replace simplify_replace_rtx with
12120 replace_rtx in the new peephole2.
12122 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
12124 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
12125 loop unrolling do not happen at -O2.
12127 2009-02-12 Michael Matz <matz@suse.de>
12129 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
12131 2009-02-12 Jakub Jelinek <jakub@redhat.com>
12133 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
12136 2009-02-12 Ben Elliston <bje@au.ibm.com>
12138 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
12139 patterns when updating the back chain. Missed in the 2009-02-10
12142 2009-02-11 Janis Johnson <janis187@us.ibm.com>
12144 * doc/extend.texi (Decimal Floating Types): Update identifier of
12145 draft TR and list of missing support.
12147 2009-02-11 Jakub Jelinek <jakub@redhat.com>
12149 PR middle-end/39154
12150 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
12151 bit to variable length decl's flags, add it also to its
12152 pointer replacement variable.
12154 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
12155 Jakub Jelinek <jakub@redhat.com>
12158 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
12159 (memory_blockage): New expander.
12160 (*memory_blockage): New insn pattern.
12161 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
12162 instead of general blockage at the end of function prologue when
12163 frame pointer is used to access red zone area. Do not emit blockage
12164 when profiling, it is emitted in generic code.
12165 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
12166 function epilogue when frame pointer is used to access red zone area.
12168 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
12171 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
12172 by arithmetic with memory operands.
12173 * config/i386/predicates.md (commutative_operator): New.
12175 2009-02-10 Janis Johnson <janis187@us.ibm.com>
12177 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
12180 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
12182 * alias.h (record_alias_subset): Declare.
12183 * alias.c (record_alias_subset): Make global.
12185 2009-02-10 Nick Clifton <nickc@redhat.com>
12187 * tree-parloops.c: Change license to GPLv3.
12188 * ipa-struct-reorg.c: Change license to GPLv3.
12189 * ipa-struct-reorg.h: Change license to GPLv3.
12191 2009-02-10 Steve Ellcey <sje@cup.hp.com>
12194 * c-decl.c (start_struct): Return NULL on error.
12196 2009-02-10 Jakub Jelinek <jakub@redhat.com>
12198 PR middle-end/39124
12199 * cfgloopmanip.c (remove_path): Call remove_bbs after
12200 cancel_loop_tree, not before it.
12203 * function.h (struct function): Add has_local_explicit_reg_vars bit.
12204 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
12205 VAR_DECLs were seen.
12206 * tree-ssa-live.c (remove_unused_locals): Recompute
12207 cfun->has_local_explicit_reg_vars.
12208 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
12209 copies or clearings if cfun->has_local_explicit_reg_vars.
12211 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
12214 * config/i386/i386.c (expand_prologue): Emit blockage at the end
12215 of function prologue when frame pointer is used to access
12218 2009-02-10 Richard Guenther <rguenther@suse.de>
12220 PR middle-end/39127
12221 * gimplify.c (gimple_regimplify_operands): Always look if
12222 we need to create a temporary.
12224 2009-02-10 Richard Guenther <rguenther@suse.de>
12226 PR tree-optimization/39132
12227 * tree-loop-distribution.c (todo): New global var.
12228 (generate_memset_zero): Trigger TODO_rebuild_alias.
12229 (tree_loop_distribution): Return todo.
12231 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
12234 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
12235 (x86_64_reg_class_name): Removed.
12236 (classify_argument): Return 0 if bytes > 32. Return 0 if the
12237 first one isn't X86_64_SSE_CLASS or any other ones aren't
12238 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
12239 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
12240 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
12241 and 3 X86_64_SSEUP_CLASS.
12242 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
12243 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
12245 2009-02-10 Ben Elliston <bje@au.ibm.com>
12247 * config/rs6000/rs6000.md (allocate_stack): Always use an update
12248 form instruction to update the stack back chain word, even if the
12249 user has disabled the generation of update instructions.
12250 (movdi_<mode>_update_stack): New.
12251 (movsi_update_stack): Likewise.
12252 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
12253 always use an update form instruction to update the stack back
12256 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
12258 PR middle-end/38953
12259 * graphite.c (if_region_set_false_region): After moving a region in
12260 the false branch of a condition, remove the empty dummy basic block.
12261 (gloog): Remove wrong fix for PR38953.
12263 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12265 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
12266 generation due to implicit sign extension.
12268 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
12270 PR middle-end/38981
12271 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
12272 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
12274 2009-02-09 Richard Guenther <rguenther@suse.de>
12276 PR middle-end/35202
12277 * convert.c (convert_to_real): Disable (float)fn((double)x)
12278 to fnf(x) conversion if errno differences may occur and
12279 -fmath-errno is set.
12281 2009-02-07 Anatoly Sokolov <aesok@post.ru>
12283 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
12284 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12285 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12287 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12290 * c-common.c (handle_alias_attribute): Disallow attribute for
12291 anything not a FUNCTION_DECL or VAR_DECL.
12293 2009-02-06 Janis Johnson <janis187@us.ibm.com>
12296 * real.c (do_compare): Special-case compare of zero against
12297 decimal float value.
12299 2009-02-06 Joseph Myers <joseph@codesourcery.com>
12302 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
12303 as indicating flexible array members unless the field itself is
12304 being declarared as the incomplete array.
12306 2009-02-06 Jan Hubicka <jh@suse.cz>
12308 PR tree-optimization/38844
12309 * ipa-inline.c (try_inline): Stop inlining recursion when edge
12310 is already inlined.
12312 2009-02-06 Richard Guenther <rguenther@suse.de>
12314 PR middle-end/38977
12315 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
12316 fork because we may expand it as __gcov_fork.
12318 2009-02-06 Nick Clifton <nickc@redhat.com>
12320 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
12322 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
12324 PR tree-optimization/35659
12325 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
12326 vn_phi_eq): Shortcut if hashcode does not match.
12327 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
12329 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
12330 and avoid iterative_hash_expr.
12331 (FOR_EACH_VALUE_ID_IN_SET): New.
12332 (value_id_compare): Remove.
12333 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
12334 sort expressions by value id.
12336 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
12339 * config/sh/predicates.md (general_movsrc_operand): Don't check
12340 the subreg of system registers here.
12342 2009-02-05 Jakub Jelinek <jakub@redhat.com>
12345 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
12346 on the copied decl.
12348 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
12350 PR rtl-optimization/39110
12351 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
12352 addresses, not aligned ones.
12354 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
12355 Richard Guenther <rguenther@suse.de>
12357 PR tree-optimization/39100
12358 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
12359 comment says and add edges.
12361 2009-02-05 Joseph Myers <joseph@codesourcery.com>
12364 * c-common.c (handle_tls_model_attribute): Ignore attribute for
12365 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
12367 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
12369 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
12370 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
12371 register_bb_in_sese, new_sese, free_sese): Moved.
12372 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
12373 outermost_loop_in_scop, build_scop_iteration_domain,
12374 expand_scalar_variables_ssa_name, get_vdef_before_scop,
12375 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
12376 Use loop_in_sese_p instead of loop_in_scop_p.
12377 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
12378 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
12379 (scopdet_basic_block_info): Fix bug in scop detection.
12380 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
12381 eq_loop_to_cloog_loop): Remove.
12382 (nb_loops_around_loop_in_scop, nb_loop
12383 ref_nb_loops): Moved here...
12384 * graphite.h (ref_nb_loops): ... from here.
12385 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
12386 (loop_domain_dim, loop_iteration_vector_dim): Remove.
12387 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
12388 * testsuite/gcc.dg/graphite/scop-19.c: New
12390 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
12391 Hans-Peter Nilsson <hp@axis.com>
12393 PR rtl-optimization/37889
12394 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
12395 Move offset handling from PLUS to before the switch. Use new
12396 arguments when considering SYMBOL_REFs too.
12397 (rtx_addr_can_trap_p): Pass dummy offset and size.
12398 (enum may_trap_p_flags): Remove.
12399 (may_trap_p_1): Pass size from MEM_SIZE.
12401 PR rtl-optimization/38921
12402 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
12403 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
12404 * rtlanal.c (may_trap_after_code_motion_p): Delete.
12405 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
12407 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
12409 AVX Programming Reference (January, 2009)
12410 * config/i386/sse.md (*vpclmulqdq): New.
12412 2009-02-04 Jakub Jelinek <jakub@redhat.com>
12414 PR tree-optimization/38977
12415 PR gcov-profile/38292
12416 * calls.c (special_function_p): Disregard __builtin_ prefix.
12418 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
12420 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
12421 non-indexable addresses even before reload.
12423 2009-02-03 Joseph Myers <joseph@codesourcery.com>
12426 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
12427 as having variable size. Do not give an error for unnamed
12428 parameters with [*] declarators. Give a warning for type names
12429 with [*] declarators and mark them as variable size.
12430 * c-parser.c (c_parser_sizeof_expression): Do not give an error
12431 for sizeof applied to [*] type names.
12433 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12436 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
12438 2009-02-03 Jakub Jelinek <jakub@redhat.com>
12440 * gcc.c (process_command): Update copyright notice dates.
12441 * gcov.c (print_version): Likewise.
12442 * gcov-dump.c (print_version): Likewise.
12443 * mips-tfile.c (main): Likewise.
12444 * mips-tdump.c (main): Likewise.
12446 2009-02-03 Joseph Myers <joseph@codesourcery.com>
12449 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
12450 for composite type involving a zero-length array type.
12452 2009-02-03 Jakub Jelinek <jakub@redhat.com>
12455 * function.c (match_asm_constraints_1): Skip over
12456 initial optional % in the constraint.
12458 PR inline-asm/39059
12459 * c-parser.c (c_parser_postfix_expression): If fixed point is not
12460 supported, don't accept FIXED_CSTs.
12461 * c-decl.c (finish_declspecs): Error if fixed point is not supported
12462 and _Sat is used without _Fract/_Accum. Set specs->type to
12463 integer_type_node for cts_fract/cts_accum if fixed point is not
12466 2009-02-02 Catherine Moore <clm@codesourcery.com>
12468 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
12470 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
12472 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
12473 (ABI_HAS_64BIT_SYMBOLS): Use it.
12474 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
12476 2009-02-02 Paul Brook <paul@codesourcery.com>
12478 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
12480 2009-02-02 Jakub Jelinek <jakub@redhat.com>
12482 PR inline-asm/39058
12483 * recog.h (asm_operand_ok): Add constraints argument.
12484 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
12485 recurse on matching constraint.
12486 (check_asm_operands): Pass constraints as 3rd argument to
12487 asm_operand_ok. Don't look up matching constraint here.
12488 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
12491 2009-02-02 Ben Elliston <bje@au.ibm.com>
12493 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
12494 TARGET_NARROW_VOLATILE_BITFIELD macro names.
12496 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12498 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
12499 information. Remove some obsolete information. Reorganize.
12501 * config/pa/fptr.c: Revert license to GPL 2.
12502 * config/pa/milli64.S: Likewise.
12504 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
12507 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
12508 LIBRARY name in, instead of hard-coding it.
12509 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
12510 extra target make frag to tmake_files according to EH model.
12511 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
12512 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
12513 frags that define makefile variable EH_MODEL appropriately.
12514 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
12515 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
12516 to "-sjlj" according to type of EH configured.
12517 (LIBGCC_SONAME): Concatenate it to shared library base name.
12518 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
12519 to "_sjlj" according to type of EH configured.
12520 (LIBGCC_SONAME): Concatenate it to shared library base name.
12521 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
12522 (SHLIB_LINK): Add missing semicolon to if-else construct.
12523 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
12524 string value of "pe_dll" command-line option.
12525 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
12526 (SHLIB_SONAME): Use it when overriding t-cygming default.
12527 (SHLIB_IMPLIB): Override t-cygming default.
12528 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
12529 string value of "pe_dll" command-line option.
12531 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
12534 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
12535 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
12537 2009-01-31 Richard Guenther <rguenther@suse.de>
12539 PR tree-optimization/38937
12540 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
12541 computing the transitive closure.
12543 2009-01-30 Richard Guenther <rguenther@suse.de>
12545 PR tree-optimization/39041
12546 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
12547 Propagate variable indices only if the types match for this stmt.
12549 2009-01-30 Jakub Jelinek <jakub@redhat.com>
12552 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
12553 inline but never defined.
12555 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
12557 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
12558 (*insv_h_di_reg_extimm): New insn.
12559 (*insv_l<mode>_reg_extimm): New insn.
12561 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12563 * config/picochip/picochip.c (flag_conserve_stack): set
12564 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
12565 fconserve-stack. Reduce call-overhead used by inliner.
12567 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
12570 * common.opt (flag_conserve_stack): Initialised to zero.
12572 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
12575 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
12576 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
12579 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
12581 * ira-color.c (allocno_reload_assign): Update comments.
12582 * regmove.c (regmove_optimize): Likewise.
12586 2009-01-29 Robert Millan <rmh@aybabtu.com>
12588 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
12589 * config/i386/kopensolaris-gnu.h: New file. Undefine
12590 `MD_UNWIND_SUPPORT'.
12591 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
12593 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
12595 PR tree-optimization/39007
12596 * tree-loop-distribution.c (generate_builtin): Use
12597 recompute_dominator to compute the immediate dominator of the
12598 basic block just after the loop.
12600 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12602 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
12603 (ASM_OUTPUT_DWARF_PCREL): Define.
12605 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
12607 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
12608 * doc/passes.texi: Remove entries about regclass, local-alloc, and
12609 global. Modify entries about regmove and IRA.
12611 * ra-conflict.c: Remove the file.
12613 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
12615 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
12616 (pass_regclass_init): Rename to pass_reginfo_init.
12618 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
12620 * toplev.h (flag_ira): Remove.
12622 * caller-save.c (setup_save_areas): Remove flag_ira.
12624 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
12626 * global.c: Remove the file.
12628 * opts.c (decode_options): Remove flag_ira.
12630 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
12632 * regmove.c: Modify file description.
12633 (find_use_as_address, try_auto_increment): Define them only if
12634 AUTO_INC_DEC is defined.
12635 (replacement_quality, replace_in_call_usage, fixup_match_1,
12636 stable_and_no_regs_but_for_p): Remove.
12637 (reg_set_in_bb): Make it static.
12638 (regmove_optimize): Remove flag_ira and code which worked for
12641 * local-alloc.c: Remove the file.
12643 * common.opt (fira): Remove.
12645 * ira.c: Include except.h.
12646 (eliminable_regset): Move from global.c.
12647 (mark_elimination): Ditto. Remove flag_ira.
12648 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
12649 equiv_mem_modified, validate_equiv_mem_from_store,
12650 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
12651 contains_replace_regs, memref_referenced_p, memref_used_between_p,
12652 no_equiv, recorded_label_ref): Move from local-alloc.c.
12653 (update_equiv_regs): Ditto. Make it static.
12654 (print_insn_chain, print_insn_chains): Move it from global.c.
12655 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
12656 (build_insn_chain): Ditto. Make it static.
12657 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
12658 Rename to init_live_subregs.
12659 (gate_ira): Remove flag_ira.
12661 * regclass.c: Rename reginfo.c. Change file description.
12662 (FORBIDDEN_INC_DEC_CLASSES): Remove.
12663 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
12664 (init_reg_sets_1): Remove code for evaluation of
12665 reg_class_superclasses and losing_caller_save_reg_set.
12666 (init_regs): Remove init_reg_autoinc.
12667 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
12668 ok_for_base_p_nonstrict): Remove.
12669 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
12670 (pass_regclass_init): Rename to pass_reginfo_init. Modify
12671 corresponding entries.
12672 (dump_regclass, record_operand_costs, scan_one_insn,
12673 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
12674 record_address_regs, auto_inc_dec_reg_p): Remove.
12675 (gt-regclass.h): Rename to gt-reginfo.h.
12677 * rtl.h (dump_global_regs, retry_global_alloc,
12678 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
12680 * Makefile.in (RA_H): Remove.
12681 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
12682 Rename regclass.o to reginfo.o.
12683 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
12685 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
12686 (GTFILES): Rename regclass.c to reginfo.c.
12688 * passes.c (init_optimization_passes): Remove pass_local_alloc and
12689 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
12691 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12692 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
12694 (finish_spills): Ditto. Remove code for !flag_ira.
12696 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
12698 PR middle-end/35854
12699 * doc/invoke.texi (rtl debug options): Complete rewrite.
12700 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
12702 * mode-switching.c (pass_mode_switching): Rename pass from
12703 "mode-sw" to "mode_sw".
12704 * except.c (pass_convert_to_eh_ranges): Rename pass from
12705 "eh-ranges" to "eh_ranges".
12706 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
12710 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
12711 Alexander Monakov <amonakov@ispras.ru>
12713 PR middle-end/38857
12714 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
12716 (move_exprs_to_boundary): Change return type and pass through
12717 should_move from move_op. Relax assert. Update usage ...
12718 (schedule_expr_on_boundary): ... here. Use should_move instead of
12720 (move_op_orig_expr_found): Indicate that insn was disconnected from
12722 (code_motion_process_successors): Do not call after_merge_succs
12723 callback if original expression was not found when traversing any of
12725 (code_motion_path_driver): Change return type. Update prototype.
12726 (move_op): Update comment. Add a new parameter (should_move). Update
12727 prototype. Set *should_move based on indication provided by
12728 move_op_orig_expr_found.
12730 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
12732 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
12733 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
12734 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
12735 * config/rs6000/rs6000.c (rs6000_override_options): Default
12736 avoid-indexed-addresses on for Power6, off for everything else.
12737 (avoiding_indexed_address_p): New function.
12738 (rs6000_legitimize_address): Use it.
12739 (rs6000_legitimate_address): Likewise.
12740 * config/rs6000/rs6000.md (movXX_updateX): Likewise
12742 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
12744 PR tree-optimization/38997
12745 * tree-loop-distribution.c (generate_memset_zero): Use
12746 POINTER_PLUS_EXPR for a pointer addition.
12748 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
12750 * config/s390/s390.md (bswap<mode>2): New pattern added.
12752 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12754 * config/s390/s390.md (*tls_load_31): Added type attribute.
12756 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12758 * config/s390/s390.md: Fix a few comments.
12760 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
12762 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
12763 (*tm<mode>_full): Fixed z10prop attribute.
12764 (*tst<mode>_extimm): Fixed z10prop attribute.
12765 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
12766 (*tstqiCCT_cconly): Fixed z10prop attribute.
12767 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
12768 (*movsi_larl): Fixed z10prop attribute.
12769 (*movsi_zarch): Fixed z10prop attribute.
12770 (*movsi_eas): Fixed z10prop attribute.
12771 (*movhi): Fixed z10prop attribute.
12772 (*movqi): Fixed z10prop attribute.
12773 (*movstrictqi): Fixed z10prop attribute.
12774 (*mov<mode>): Fixed z10prop attribute.
12775 (*movcc): Fixed z10prop attribute.
12776 (*sethighpartdi_64): Fixed z10prop attribute.
12777 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
12778 (*negdi2_sign_cc): Fixed z10prop attribute.
12779 (*negdi2_sign): Fixed z10prop attribute.
12780 (*absdi2_sign_cc): Fixed z10prop attribute.
12781 (*absdi2_sign): Fixed z10prop attribute.
12782 (*negabsdi2_sign_cc): Fixed z10prop attribute.
12783 (*negabsdi2_sign): Fixed z10prop attribute.
12784 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
12785 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
12786 (doloop_si64): Fixed z10prop attribute.
12787 (doloop_si31): Fixed z10prop attribute.
12788 (doloop_long): Fixed z10prop attribute.
12789 (indirect_jump): Fixed z10prop attribute.
12790 (nop): Fixed z10prop attribute.
12791 (main_base_64): Fixed z10prop attribute.
12792 (reload_base_64): Fixed z10prop attribute.
12794 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12796 PR rtl-optimization/38740
12797 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
12799 * config/mips/mips.c (mips_reorg): Likewise.
12801 2009-01-28 Richard Guenther <rguenther@suse.de>
12803 PR tree-optimization/38926
12804 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
12805 with the correct value id to a value.
12806 (do_regular_insertion): Use the value number of edoubleprime
12807 for the value number of the expr.
12810 2008-08-21 Richard Guenther <rguenther@suse.de>
12812 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
12813 a PHI ask VN if it is already available.
12814 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
12815 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
12817 2009-01-28 Jakub Jelinek <jakub@redhat.com>
12819 PR middle-end/38934
12820 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
12821 set to varying whenever max has TREE_OVERFLOW set, similarly
12822 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
12824 2009-01-28 Richard Guenther <rguenther@suse.de>
12826 PR middle-end/38908
12827 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
12828 uninitialized aggregate uses in call arguments.
12830 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
12832 PR tree-optimization/38984
12833 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
12834 the nothing_id variable if -fno-delete-null-pointer-checks.
12836 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
12839 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
12840 (set_got_offset_rex64): Ditto.
12842 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
12845 * doc/extend.texi: Improve local variable with asm reg.
12847 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
12849 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
12850 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
12851 was not supplied then set warn_packed_bitfield_compat to the
12852 default value of 1.
12853 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
12856 2009-01-27 Richard Guenther <rguenther@suse.de>
12858 PR tree-optimization/38503
12859 * cfgexpand.c (expand_gimple_basic_block): Ignore
12860 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
12861 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
12862 variables that cannot have TBAA applied.
12863 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
12866 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
12868 PR middle-end/38969
12869 * calls.c (initialize_argument_information): Do not wrap complex
12870 arguments in SAVE_EXPR.
12872 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
12874 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
12875 (INSTALL_LIBGCC): Revert typo commit.
12877 2009-01-26 Richard Guenther <rguenther@suse.de>
12879 PR tree-optimization/38745
12880 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
12881 from special handling.
12883 2009-01-26 Richard Guenther <rguenther@suse.de>
12885 PR tree-optimization/38745
12886 * tree-ssa.c (execute_update_addresses_taken): Do not include
12887 variables that cannot possibly be a register in not_reg_needs.
12888 Do not clear TREE_ADDRESSABLE on vars that may not become
12890 * tree-ssa.c (update_alias_info_1): Include those in the set
12891 of addressable vars.
12893 2009-01-26 Richard Guenther <rguenther@suse.de>
12895 PR middle-end/38851
12896 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
12897 * tree-ssa-dse.c: Include langhooks.h
12898 (execute_simple_dse): Remove stores with zero size.
12900 2009-01-24 Jakub Jelinek <jakub@redhat.com>
12903 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
12906 2009-01-24 Julian Brown <julian@codesourcery.com>
12908 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
12909 config/arm/linux-atomic.c.
12910 * config/arm/linux-atomic.c: New.
12912 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
12914 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
12915 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
12916 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
12918 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
12921 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
12924 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
12926 PR tree-optimization/38953
12927 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
12928 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
12929 (gloog): Split the exit of the scop when the scop exit is a loop exit.
12930 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
12933 2009-01-24 Paul Brook <paul@codesourcery.com>
12935 * config/arm/neon.md (neon_type): Move to arm.md.
12936 (neon_mov<VSTRUCT>): Add neon_type attribute.
12937 * config/arm/arm.md (neon_type): Move to here.
12938 (conds): Add "unconditioal" and use as default for NEON insns.
12940 2009-01-24 Ben Elliston <bje@au.ibm.com>
12942 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
12943 void *' warning from -Wc++-compat.
12944 * Makefile.in (dominance.o-warn): Remove.
12946 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
12948 PR tree-optimization/38932
12949 * fold-const.c (fold_unary_ignore_overflow): New.
12950 * tree.h (fold_unary_ignore_overflow): Declare.
12951 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
12952 * tree-ssa-sccvn.c (visit_reference_op_load,
12953 simplify_unary_expression): Likewise.
12955 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
12957 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
12958 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
12959 regardless of their type.
12960 * c-common.c (handle_packed_attribute): Don't ignore packed on
12962 * c.opt (Wpacked-bitfield-compat): New warning option.
12963 * stor-layout.c (place_field): Warn if offset of a field changed.
12964 * doc/extend.texi (packed): Mention the ABI change.
12965 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
12966 (Warning Options): Add it to the list.
12968 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
12970 * c-opts.c (c_common_post_options): Fix a typo in comments.
12972 2009-01-22 Steve Ellcey <sje@cup.hp.com>
12974 PR middle-end/38615
12975 * gimplify.c (gimplify_init_constructor): Fix promotion of const
12976 variables to static.
12977 * doc/invoke.texi (-fmerge-all-constants): Update description.
12979 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
12982 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
12983 (*movdi_1_rex64): Use type "mmx" for alternative 5.
12985 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
12987 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
12989 (LOCAL_ALIGNMENT): Similarly.
12991 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
12992 Joseph Myers <joseph@codesourcery.com>
12994 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
12995 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
12996 * config/arm/arm-tune.md: Regenerate.
12997 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
13000 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
13002 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
13003 version number to five.
13005 2009-01-22 Dodji Seketeli <dodji@redhat.com>
13008 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
13009 * c-common.c (set_underlying_type): Likewise.
13010 (is_typedef_decl ): Likewise
13012 (set_underlying_type): Likewise.
13013 (is_typedef_type): Likewise.
13015 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
13017 PR middle-end/38587
13018 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
13021 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
13024 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
13025 (LIBGCC_SPEC): Don't define.
13026 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
13028 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
13030 PR rtl-optimization/38879
13031 * alias.c (base_alias_check): Unaligned access via AND address can
13032 alias all surrounding object types except those with sizes equal
13033 or wider than the size of unaligned access.
13035 2009-01-21 Dodji Seketeli <dodji@redhat.com>
13038 * c-decl.c (clone_underlying_type): Move this ...
13039 * c-common.c (set_underlying_type): ... here.
13040 Also, make sure the function properly sets TYPE_STUB_DECL() on
13041 the newly created typedef variant type.
13042 (is_typedef_decl ): New entry point.
13043 * tree.h: Added a new member member_types_needing_access_check to
13044 struct tree_decl_non_common.
13045 (set_underlying_type): New entry point.
13046 (is_typedef_type): Likewise.
13048 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
13050 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
13051 Check whether two instructions have memory references that
13052 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
13053 are helper functions for traversing.
13054 * alias.h (insn_alias_sets_confilict_p): New prototypes.
13055 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
13056 not to draw dependency edge for instructions with non-conflicting
13059 2009-01-20 Joseph Myers <joseph@codesourcery.com>
13062 * longlong.h: Update copyright years. Use soft-fp license notice.
13063 Sync __clz_tab declaration with glibc.
13065 2009-01-20 Steve Ellcey <sje@cup.hp.com>
13068 * doc/extend.texi (syscall_linkage): New.
13069 (version_id): Modify.
13071 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13072 Richard Guenther <rguenther@suse.de>
13074 PR tree-optimization/38747
13075 PR tree-optimization/38748
13076 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
13077 conversion if the base address is an indirect reference and the
13078 aliasing sets could cause issues.
13080 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13082 * common.opt (fgraphite, fgraphite-identity): Add comment for
13083 explaining why these options are not documented.
13085 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
13087 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
13088 gimple_call_lhs is NULL.
13090 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
13093 * emit-rtl.c (adjust_address_1): Make sure memref is never
13096 2009-01-20 Ben Elliston <bje@au.ibm.com>
13098 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13099 const qualifier from arg parameter. Remove unnecessary cast to char *.
13100 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
13101 const qualifier from arg 2.
13103 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
13105 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
13107 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
13110 * rtl.h (reinit_regs): New prototype.
13111 * regclass.c: Include ira.h.
13112 (reinit_regs): New.
13113 * Makefile.in (regclass.o): Add ira.h.
13114 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
13116 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
13119 * c-common.c (handle_aligned_attribute): Use
13120 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
13121 default alignment value.
13123 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
13125 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
13126 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
13128 * doc/extend.texi: Update __attribute__ ((aligned)). Document
13129 __BIGGEST_ALIGNMENT__.
13131 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
13133 2009-01-18 Richard Guenther <rguenther@suse.de>
13135 PR tree-optimization/38819
13136 * tree-flow.h (operation_could_trap_helper_p): Declare.
13137 * tree-eh.c (operation_could_trap_helper_p): Export.
13138 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
13139 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
13140 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
13141 are about to insert a possibly trapping instruction and fail
13144 2009-01-18 Andreas Schwab <schwab@suse.de>
13146 * doc/install.texi (Configuration): Remove obsolete paragraph
13147 about use of --with-gnu-ld with --with-gnu-as.
13149 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
13151 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
13152 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
13153 Follow spelling conventions.
13155 2009-01-18 Ben Elliston <bje@au.ibm.com>
13157 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
13158 C++ warning about implicit conversion from void * to struct
13160 (bitmap_obstack_free): Likewise for bitmap_element *.
13161 * Makefile.in (bitmap.o-warn): Remove.
13163 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
13165 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
13167 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
13168 Tobias Grosser <tobi.grosser@amd.com>
13170 * graphite.c (graphite_trans_scop_block): Do not block single
13173 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
13175 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
13176 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
13177 test with assertion.
13179 2009-01-16 Richard Guenther <rguenther@suse.de>
13181 PR tree-optimization/38835
13182 PR middle-end/36227
13183 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
13184 and INT + PTR -> (INT)(PTR p+ INT) folding.
13185 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
13187 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
13190 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
13191 the subreg from a lowpart subreg if it is also casting the value.
13193 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13194 Tobias Grosser <tobi.grosser@amd.com>
13196 * graphite.c (compare_prefix_loops): New.
13197 (build_scop_canonical_schedules): Rewritten.
13198 (graphite_transform_loops): Move build_scop_canonical_schedules
13199 after build_scop_iteration_domain.
13201 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
13202 Tobias Grosser <tobi.grosser@amd.com>
13204 * graphite.c (add_conditions_to_domain): Add the loops to
13205 the dimension of the iteration domain. Do copy the domain
13206 only when it exists.
13207 (build_scop_conditions_1): Do not call add_conditions_to_domain.
13208 (add_conditions_to_constraints): New.
13209 (can_generate_code_stmt, can_generate_code): Removed.
13210 (gloog): Do not call can_generate_code.
13211 (graphite_transform_loops): Call add_conditions_to_constraints
13212 after building the iteration domain.
13214 2009-01-16 Jakub Jelinek <jakub@redhat.com>
13216 PR tree-optimization/38789
13217 * tree-ssa-threadedge.c
13218 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13219 __builtin_constant_p.
13221 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
13223 * dce.c (delete_unmarked_insns): Reversed the order that insns are
13224 examined before deleting them.
13226 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
13228 * function.c (aggregate_value_p): Correctly extract the function
13229 type from CALL_EXPR_FN lookup.
13231 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
13233 * config/picochip/picochip.c (picochip_override_options): Revert
13234 CFI asm flag disable commited previously.
13236 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
13237 Tobias Grosser <tobi.grosser@amd.com>
13238 Jan Sjodin <jan.sjodin@amd.com>
13240 * graphite.c (scan_tree_for_params): On substractions negate
13241 all the coefficients of the term.
13242 (clast_to_gcc_expression_red): New. Handle reduction expressions
13243 of more than two operands.
13244 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
13245 (get_vdef_before_scop): Handle also the case of default definitions.
13247 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
13249 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
13250 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
13251 Also use them when walking CALL_INSN_FUNCTION_USAGE.
13253 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
13254 Joey Ye <joey.ye@intel.com>
13256 PR middle-end/37843
13257 * cfgexpand.c (expand_stack_alignment): Don't update stack
13258 boundary nor check incoming stack boundary here.
13259 (gimple_expand_cfg): Update stack boundary and check incoming
13260 stack boundary here.
13262 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13264 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
13266 2009-01-14 Jakub Jelinek <jakub@redhat.com>
13268 PR rtl-optimization/38245
13269 * calls.c (expand_call): Add stack arguments to
13270 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13271 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
13272 in regs and partially in memory or BLKmode arguments.
13273 (emit_library_call_value_1): Add stack arguments to
13274 CALL_INSN_FUNCTION_USAGE even for pure calls (when
13275 ACCUMULATE_OUTGOING_ARGS).
13276 * dce.c: Include tm_p.h.
13277 (find_call_stack_args): New function.
13278 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
13280 (mark_insn): Call find_call_stack_args for CALL_Ps.
13281 (prescan_insns_for_dce): Walk insns backwards in bb rather than
13282 forwards. Allocate and free arg_stores bitmap if needed, pass it
13283 down to deletable_insn_p, don't mark stores set in arg_stores
13284 bitmap, clear the bitmap at the beginning of each bb.
13285 * Makefile.in (dce.o): Depend on $(TM_P_H).
13287 2009-01-14 Michael Meissner <gnu@the-meissners.org>
13290 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
13291 to make sure the insn is a conditional test (bug 22599). Reformat a
13294 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
13296 PR middle-end/38431
13297 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
13298 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
13299 (gloog): Do not call cleanup_tree_cfg.
13300 (graphite_transform_loops): Call cleanup_tree_cfg after all
13301 scops have been code generated.
13303 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
13304 * doc/gty.texi (Invoking the garbage collector): Added new node
13305 and section documenting ggc_collect.
13307 2009-01-14 Richard Guenther <rguenther@suse.de>
13309 PR tree-optimization/38826
13310 PR middle-end/38477
13311 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
13312 initialization notes only if we actually emitted a warning.
13313 (intra_create_variable_infos): Add constraints for a result decl
13314 that is passed by hidden reference.
13315 (build_pred_graph): Mark all related variables non-direct on
13318 2009-01-14 Nick Clifton <nickc@redhat.com>
13320 * ira-conflicts.c: Include addresses.h for the definition of
13322 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
13323 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
13325 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
13328 * Makefile.in (ira-lives.o): Add except.h.
13330 * ira-lives.c: Include except.h.
13331 (process_bb_node_lives): Process can_throw_internal.
13333 2009-01-13 Jakub Jelinek <jakub@redhat.com>
13335 PR rtl-optimization/38774
13336 * combine.c (simplify_set): When undoing cc_use change, don't do
13337 PUT_CODE on the newly created comparison, but instead put back the
13340 2009-01-13 Joseph Myers <joseph@codesourcery.com>
13342 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
13343 values. Remove duplicate arm8 entry.
13345 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13347 PR tree-optimization/38786
13348 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
13349 the SSA_NAME case of expand_scalar_variables_expr.
13350 Set the type of an expression to the type of its assign statement.
13351 (expand_scalar_variables_expr): Also gather the scalar computation
13352 used to index the memory access. Do not pass loop_p.
13353 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
13354 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
13355 the gimple_stmt_iterator where it inserts new code.
13356 Do not pass loop_p.
13357 (copy_bb_and_scalar_dependences): Do not pass loop_p.
13358 (translate_clast): Update call to copy_bb_and_scalar_dependences.
13360 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
13362 * graphite.h (debug_value): Removed.
13363 * graphite.c (debug_value): Removed.
13365 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13367 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
13368 ldrd/strd with two 32-bit instructions.
13370 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13372 * config/arm/arm.c (struct processors): Pass for speed down into
13373 cost helper functions.
13374 (const_ok_for_op): Handle COMPARE and inequality nodes.
13375 (arm_rtx_costs_1): Rewrite.
13376 (arm_size_rtx_costs): Update prototype.
13377 (arm_rtx_costs): Pass speed down to helper functions.
13378 (arm_slowmul_rtx_costs): Rework cost calculations.
13379 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
13380 (arm_9e_rtx_costs): Likewise.
13382 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
13384 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
13385 relocations of local symbols wider than UNITS_PER_WORD are not valid.
13386 (alpha_legitimize_address): Do not split local symbols wider than
13387 UNITS_PER_WORD into HIGH/LO_SUM parts.
13389 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
13392 * gcc.c (process_command): Replace call to execvp with calls
13393 to pex_one and exit.
13395 2009-01-03 Anatoly Sokolov <aesok@post.ru>
13398 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
13399 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
13400 variant for devices with 3-byte PC.
13401 (__tablejump_elpm__): New.
13403 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13406 * c-parser.c (c_parser_postfix_expression): Allow `->' in
13407 offsetof member-designator, handle it as `[0].'.
13409 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13411 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
13412 function when not using named sections on targets with named sections
13413 if branch distance is less than 262132.
13415 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
13417 * combine.c (combine_instructions): Recompute
13418 optimize_this_for_speed_p for each BB in the main combine loop.
13420 2009-01-12 Tomas Bily <tbily@suse.cz>
13423 * tree-loop-distribution.c (prop_phis): New function.
13424 (generate_builtin): Call prop_phis.
13425 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
13427 2009-01-12 Jakub Jelinek <jakub@redhat.com>
13429 PR tree-optimization/38807
13430 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
13431 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
13433 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13435 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13436 subreg of op0 to the original op0.
13438 2009-01-11 Laurent GUERBY <laurent@guerby.net>
13440 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
13442 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
13445 * mips-tfile.c (parse_def): Fix parsing of def strings
13446 starting with digits.
13448 2009-01-10 Jakub Jelinek <jakub@redhat.com>
13451 * config/arm/arm.c (arm_is_long_call_p): Don't call
13452 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
13454 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
13456 * regrename.c (regrename_optimize): Fix dumping.
13457 (find_oldest_value_reg): Preserve REG_POINTER.
13458 (copy_hardreg_forward_1): Likewise.
13460 2009-01-09 Diego Novillo <dnovillo@google.com>
13462 * gimple.h (struct gimple_statement_base) <uid>: Document
13463 the restrictions on its use.
13464 (gimple_uid): Tidy.
13465 (gimple_set_uid): Tidy.
13467 2009-01-09 Jakub Jelinek <jakub@redhat.com>
13469 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
13470 zero guard even if align_bytes != 0 and count is smaller than
13473 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
13475 PR rtl-optimization/38495
13476 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
13477 (add_range_and_copies_from_move_list): Print all added ranges.
13478 Add ranges to memory optimized destination.
13480 2009-01-09 Jakub Jelinek <jakub@redhat.com>
13484 * config/i386/i386.c (override_options): Reject
13485 -mstringop-strategy=rep_8byte with -m32.
13486 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
13487 to 1. Do count comparison against epilogue_size_needed at compile
13488 time even when count_exp was constant forced into register. For
13489 size_needed don't jump to epilogue, instead just avoid aligning
13490 and invoke the body algorithm. If need_zero_guard, add zero guard
13491 even if count is non-zero, but smaller than size_needed + number of
13492 bytes that could be stored for alignment.
13493 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
13494 to 1. If need_zero_guard, add zero guard even if count is non-zero,
13495 but smaller than size_needed + number of bytes that could be stored
13496 for alignment. Compare size_needed with epilogue_size_needed instead
13497 of desired_align - align, don't adjust size_needed, pass
13498 epilogue_size_needed to the epilogue expanders.
13501 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
13503 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13505 * pa.c (last_address): Change to unsigned.
13506 (update_total_code_bytes): Change argument to unsigned. Don't
13507 check if insn addresses are set.
13508 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
13509 addresses are not set.
13510 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
13512 2009-01-09 Nick Clifton <nickc@redhat.com>
13514 * config/sh/symbian.c: Replace uses of DECL_INLINE with
13515 DECL_DECLARED_INLINE_P.
13517 2009-01-09 Jakub Jelinek <jakub@redhat.com>
13519 PR middle-end/38347
13520 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
13521 GET_MODE (op0) in operand_subword_force calls.
13523 PR middle-end/38771
13524 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
13525 fold_convert arg0 operands to TREE_TYPE (op0) first.
13527 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
13529 * params.def (ira-max-conflict-table-size): Decrease default value
13532 2009-01-08 Jakub Jelinek <jakub@redhat.com>
13534 PR tree-optimization/37031
13535 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
13537 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
13538 allocate it using gc instead of heap, use VEC_quick_push instead of
13540 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
13541 instead of heap, use VEC_quick_push instead of VEC_safe_push.
13542 * tree-data-ref.h (struct access_matrix): Change matrix to gc
13543 allocated vector from heap allocated.
13544 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
13545 * tree-loop-linear.c (linear_transform_loops): Allocate nest
13546 vector only after perfect_loop_nest_depth call.
13548 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
13549 Jan Sjodin <jan.sjodin@amd.com>
13551 PR tree-optimization/38559
13552 * graphite.c (debug_value, copy_constraint,
13553 swap_constraint_variables, scale_constraint_variable, ): New.
13554 (get_lower_bound, get_upper_bound): Removed.
13555 (graphite_trans_bb_strip_mine): Clean up this code that works
13556 only for constant number of iterations. Fully copy upper and
13557 lower bound constraints, not only the constant part of them.
13558 * graphite.h (debug_value): Declared.
13560 2009-01-08 Ira Rosen <irar@il.ibm.com>
13562 PR tree-optimization/37194
13563 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
13564 Don't add the cost of cost model guard in prologue to scalar
13565 outside cost in case of known number of iterations.
13567 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
13568 Alan Modra <amodra@bigpond.net.au>
13570 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
13571 non-word-aligned REG+CONST addressing.
13573 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13576 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
13577 free_after_compilation when outputting a thunk.
13578 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
13579 Do not call free_after_compilation here.
13581 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
13583 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
13584 (ix86_valid_target_attribute_inner_p): Ditto.
13586 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
13588 PR tree-optimization/38492
13589 PR tree-optimization/38498
13590 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
13591 * tree-chrec.h (scev_is_linear_expression): Declared.
13592 * graphite.c (graphite_cannot_represent_loop_niter): New.
13593 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
13594 (graphite_loop_normal_form): Use gcc_assert.
13595 (scan_tree_for_params): Use CASE_CONVERT.
13596 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
13597 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
13598 Use gcc_assert. Discard scops that contain unhandled cases.
13599 (build_scop_conditions): Return a boolean status for unhandled cases.
13600 (strip_mine_profitable_p): Print the loop number, not its depth.
13601 (is_interchange_valid): Pass the depth of the loop nest, don't
13602 recompute it wrongly.
13603 (graphite_trans_bb_block): Same.
13604 (graphite_trans_bb_block): Print tentative of loop blocking.
13605 (graphite_trans_scop_block): Do not print that the loop has been
13607 (graphite_transform_loops): Do not handle scops that contain condition
13610 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
13612 AVX Programming Reference (December, 2008)
13613 * config/i386/avxintrin.h (_mm256_stream_si256): New.
13614 (_mm256_stream_pd): Likewise.
13615 (_mm256_stream_ps): Likewise.
13617 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
13618 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
13619 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
13620 (bdesc_special_args): Add __builtin_ia32_movntdq256,
13621 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
13622 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
13623 (ix86_expand_special_args_builtin): Likewise.
13625 * config/i386/sse.md (AVXMODEDI): New.
13626 (avx_movnt<mode>): Likewise.
13627 (avx_movnt<mode>): Likewise.
13628 (<sse>_movnt<mode>): Remove AVX support.
13629 (sse2_movntv2di): Likewise.
13631 2009-01-07 Richard Guenther <rguenther@suse.de>
13633 PR middle-end/38751
13634 * fold-const.c (extract_muldiv): Remove obsolete comment.
13635 (fold_plusminus_mult_expr): Undo MINUS_EXPR
13636 to PLUS_EXPR canonicalization for the canonicalization.
13638 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
13640 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
13641 hosted cross-compilers generating less efficient code.
13643 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13645 * function.h (rtl_data): Add a dbr_scheduled_p field.
13646 * reorg.c (dbr_schedule): Set it.
13647 (gate_handle_delay_slots): Check it.
13648 * config/mips/mips.c (mips_base_delayed_branch): Delete.
13649 (mips_reorg): Check flag_delayed_branch instead of
13650 mips_base_delayed_branch.
13651 (mips_override_options): Don't set mips_base_delayed_branch
13652 or flag_delayed_branch.
13654 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
13656 PR rtl-optimization/38426.
13657 * ira.c (ira): Set current_function_is_leaf earlier.
13659 2009-01-06 Jakub Jelinek <jakub@redhat.com>
13661 PR rtl-optimization/38722
13662 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
13663 too early, only set a flag and modify after last possible
13666 2009-01-06 Janis Johnson <janis187@us.ibm.com>
13669 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
13670 * real.c (decimal_single_format): Correct values of emin and emax.
13671 (decimal_double_format): Ditto.
13672 (decimal_quad_format): Ditto.
13673 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
13674 computation of DECnn_MIN and DECnn_MAX for corrected values of
13675 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
13676 __DECnn_MIN__, and adjust its computation for the corrected value
13679 2009-01-06 Jan Hubicka <jh@suse.cz>
13682 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
13684 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
13686 * doc/contrib.texi (Contributors): Slightly adjust the end note.
13687 Add Robert Clark to the list of testers.
13689 2009-01-06 Jan Hubicka <jh@suse.cz>
13690 Kai Tietz <kai.tietz@onevision.com>
13692 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
13693 * config/i386/i386.c (ix86_expand_call): Add clobbers.
13695 2009-01-06 Jan Hubicka <jh@suse.cz>
13696 Kai Tietz <kai.tietz@onevision.com>
13698 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
13700 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
13701 (ix86_nsaved_regs): Count only general purpose regs.
13702 (ix86_nsaved_sseregs): New.
13703 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
13704 to 16 for w64; compute padding and size of sse reg save area.
13705 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
13706 general purpose regs.
13707 (ix86_emit_save_sse_regs_using_mov): New.
13708 (ix86_expand_prologue): Save SSE regs if needed.
13709 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
13710 (ix86_emit_restore_sse_regs_using_mov): New.
13711 (ix86_expand_epilogue): Save SSE regs if needed.
13713 2009-01-06 Jan Hubicka <jh@suse.cz>
13714 Kai Tietz <kai.tietz@onevision.com>
13716 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
13717 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
13718 functions when accumulate outgoing args is off.
13720 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13723 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
13724 before using pseudos_have_intersected_live_ranges_p.
13726 * ira-int.h (ira_assert): Always define.
13728 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
13730 AVX Programming Reference (December, 2008)
13731 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
13732 (_mm256_permute2_pd): Likewise.
13733 (_mm_permute2_ps): Likewise.
13734 (_mm256_permute2_ps): Likewise.
13735 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
13736 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
13738 * config/i386/i386.c (ix86_builtins): Remove
13739 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
13740 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
13741 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
13742 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
13743 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
13744 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
13745 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
13746 __builtin_ia32_vpermil2ps256.
13747 (ix86_init_mmx_sse_builtins): Updated.
13748 (ix86_expand_args_builtin): Likewise.
13750 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13752 * pa.c (output_call): Relocate non-jump insns in the delay slot of
13753 long absolute calls when generating PA 2.0 code.
13755 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
13757 PR rtl-optimization/38583
13758 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
13760 * params.def (ira-max-conflict-table-size): New.
13762 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
13764 * ira.h (ira_conflicts_p): New external definition.
13766 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
13767 table. Report this. Return result of building.
13768 (ira_build_conflicts): Use ira_conflicts_p. Check result of
13769 building conflict table.
13771 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
13772 (ira_color): Use ira_conflicts_p.
13774 * global.c: Include ira.h.
13775 (pseudo_for_reload_consideration_p, build_insn_chain): Use
13778 * Makefile.in (global.o): Add ira.h.
13780 * ira-build.c (mark_all_loops_for_removal,
13781 propagate_some_info_from_allocno): New.
13782 (remove_unnecessary_allocnos): Call
13783 propagate_some_info_from_allocno.
13784 (remove_low_level_allocnos): New.
13785 (remove_unnecessary_regions): Add parameter. Call
13786 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
13787 parameter to remove_unnecessary_regions.
13788 (ira_build): Remove all regions but root if the conflict table was
13789 not built. Update conflict hard regs for allocnos crossing calls.
13791 * ira.c (ira_conflicts_p): New global.
13792 (ira): Define and use ira_conflicts_p.
13794 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
13795 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
13796 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
13798 2009-01-06 Ben Elliston <bje@au.ibm.com>
13800 * gengtype-lex.l (YY_NO_INPUT): Define.
13802 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13805 * c-common.c (handle_vector_size_attribute): Also reject
13806 BOOLEAN_TYPE types.
13808 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
13810 PR tree-optimization/38492
13811 * graphite.c (rename_map_elt, debug_rename_elt,
13812 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
13813 rename_map_elt_info, eq_rename_map_elts,
13814 get_new_name_from_old_name, bb_in_sese_p): Moved around.
13815 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
13816 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
13817 (sese_build_livein_liveouts): New.
13818 (new_sese, free_sese): New.
13819 (new_scop): Call new_sese.
13820 (free_scop): Call free_sese.
13821 (rename_variables_from_edge, rename_phis_end_scop): Removed.
13822 (register_old_new_names): Renamed register_old_and_new_names.
13823 (register_scop_liveout_renames, add_loop_exit_phis,
13824 insert_loop_close_phis, struct igp,
13825 default_liveout_before_guard, add_guard_exit_phis,
13826 insert_guard_phis, copy_renames): New.
13827 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
13828 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
13829 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
13830 (scop_adjust_phis_for_liveouts): New.
13831 (gloog): Call scop_adjust_phis_for_liveouts.
13833 * graphite.h (struct sese): Documented. Added fields liveout,
13834 num_ver and livein.
13835 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
13836 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
13837 (struct scop): Added field liveout_renames.
13838 (SCOP_LIVEOUT_RENAMES): New.
13840 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13842 PR tree-optimization/38510
13843 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
13844 (translate_clast): Call recompute_all_dominators before
13846 (gloog): Call recompute_all_dominators before graphite_verify.
13848 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
13849 Jan Sjodin <jan.sjodin@amd.com>
13851 PR tree-optimization/38500
13852 * graphite.c (create_sese_edges): Call fix_loop_structure after
13855 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13857 * config.gcc: Add m32r*-*-rtems*.
13858 * config/m32r/rtems.h: New file.
13860 2009-01-05 Ben Elliston <bje@au.ibm.com>
13862 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
13863 (.po.pox): Likewise.
13864 (po/gcc.pot): Likewise.
13866 2009-01-04 David S. Miller <davem@davemloft.net>
13868 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
13869 (STARTING_FRAME_OFFSET): Always set to zero.
13871 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13873 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
13874 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
13875 fixed-point types, and vectors of the same.
13877 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
13879 * config/mips/sync.md (*mb_barrier): Rename to...
13880 (*memory_barrier): ...this.
13882 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
13884 * doc/extend.texi (Function Attributes): Move @cindex after @item
13885 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
13886 and put in alphabetical order. Fix 'target' name and put in order.
13887 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
13890 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
13892 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
13893 (memory_barrier): Expand as unspec instead of unspec_volatile.
13894 Remove mem:BLK from insn operands. Use Pmode scratch register.
13895 (*memory_barrier): Define as unspec instead of unspec_volatile.
13896 Use (match_dup 0) as input operand.
13898 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
13899 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
13900 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
13901 scratch register. Remove operand 1.
13902 (*stbar): Define as unspec instead of unspec_volatile.
13903 Use (match_dup 0) as input operand, remove (const_int 8).
13904 (*membar): Define as unspec instead of unspec_volatile.
13905 Use (match_dup 0) as input operand, remove input operand 2.
13907 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
13908 (memory_barrier): Expand as unspec instead of unspec_volatile.
13909 Remove mem:BLK from insn operands. Use Pmode scratch register.
13910 (*memory_barrier): Define as unspec instead of unspec_volatile.
13911 Use (match_dup 0) as input operand.
13913 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
13914 Remove mem:BLK from insn operands. Use Pmode scratch register.
13915 Set volatile flag on operand 0.
13916 (*memory_barrier): New insn pattern.
13918 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
13920 (*memory_barrier): Use (match_dup 0) as input operand.
13922 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
13923 Remove mem:BLK from insn operands. Use Pmode scratch register.
13924 Set volatile flag on operand 0.
13925 (*mb_internal): New insn pattern.
13927 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
13929 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13931 PR middle-end/38586
13932 * function.c (struct temp_slot): Move to the section of the file
13933 that deals with temp slots. Remove field 'address'.
13934 (temp_slot_address_table): New hash table of address -> temp slot.
13935 (struct temp_slot_address_entry): New struct, items for the table.
13936 (temp_slot_address_compute_hash, temp_slot_address_hash,
13937 temp_slot_address_eq, insert_temp_slot_address): Support functions
13939 (find_temp_slot_from_address): Rewrite to use the new hash table.
13940 (remove_unused_temp_slot_addresses): Remove addresses of temp
13941 slots that have been made available.
13942 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
13943 worker function for remove_unused_temp_slot_addresses.
13944 (assign_stack_temp_for_type): Don't clear the temp slot address list.
13945 Add the temp slot address to the address -> temp slot map.
13946 (update_temp_slot_address): Update via insert_temp_slot_address.
13947 (free_temp_slots): Call remove_unused_temp_slot_addresses.
13948 (pop_temp_slots): Likewise.
13949 (init_temp_slots): Allocate the address -> temp slot map, or empty
13950 the map if it is already allocated.
13951 (prepare_function_start): Initialize temp slot processing.
13953 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
13955 PR middle-end/38584
13956 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
13957 Calculate the size of all stack vars assuming no packing of stack
13958 vars will happen, replacing a quadratic algorithm with a linear one.
13960 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13963 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
13966 2009-01-03 Diego Novillo <dnovillo@google.com>
13968 * doc/contrib.texi: Update contributions.
13970 2009-01-03 Jakub Jelinek <jakub@redhat.com>
13973 * builtins.c (fold_builtin_memory_op): Give up if either operand
13974 is volatile. Set srctype or desttype to non-qualified version
13978 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
13979 and FUNCTION_DECLs.
13981 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
13983 PR rtl-optimization/35805
13984 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
13985 problem if fast dce is able to remove any instructions.
13986 * dce.c (dce_process_block): Fix dump message.
13988 2009-01-02 Mark Mitchell <mark@codesourcery.com>
13991 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
13993 2009-01-02 Jakub Jelinek <jakub@redhat.com>
13995 PR middle-end/38690
13996 * tree-flow.h (op_code_prio, op_prio): New prototypes.
13997 * tree-pretty-print.c (op_code_prio): New function.
13998 (op_prio): No longer static. Use op_code_prio.
13999 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
14000 Use op_prio and op_code_prio to determine if () should be
14001 printed around operand(s) or not.
14003 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
14004 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
14005 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
14006 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
14007 pp_character instead of pp_string for single letter printing.
14009 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
14011 * doc/extend.texi: Fix '#pragma GCC option' typo.
14013 2009-01-02 Richard Guenther <rguenther@suse.de>
14015 * doc/install.texi (--enable-checking): Mention different
14016 default for stage1.
14017 (--enable-stage1-checking): Document.
14019 2009-01-01 Andrew Pinski <pinskia@gmail.com>
14021 PR middle-end/30142
14022 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
14023 case to be an error.
14025 2009-01-02 Ben Elliston <bje@au.ibm.com>
14027 * config/fp-bit.h (pack_d): Constify argument.
14028 * config/fp-bit.c (makenan): Constify return type. Remove casts.
14029 (isnan): Constify argument.
14031 (iszero): Likewise.
14032 (pack_d): Likewise.
14033 (_fpadd_parts): Constify return type.
14034 (_fpmul_parts): Likewise.
14035 (_fpdiv_parts): Likewise.
14037 2009-01-01 Jakub Jelinek <jakub@redhat.com>
14040 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
14041 warn about overwriting initializer with side-effects or
14042 -Woverride-init if !IMPLICIT.
14043 (output_init_element): Likewise. Pass IMPLICIT down to
14045 (process_init_element): Add IMPLICIT argument. Pass it down
14046 to output_init_element.
14047 (push_init_element, pop_init_level, set_designator): Adjust
14048 process_init_element callers.
14049 (set_nonincremental_init, set_nonincremental_init_from_string):
14050 Adjust add_pending_init callers.
14051 (output_pending_init_elements): Adjust output_init_element callers.
14052 * c-tree.h (process_init_element): Adjust prototype.
14053 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
14054 process_init_element callers.
14057 Copyright (C) 2009 Free Software Foundation, Inc.
14059 Copying and distribution of this file, with or without modification,
14060 are permitted in any medium without royalty provided the copyright
14061 notice and this notice are preserved.