1 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3 * config/mips/loongson2ef.md: New file.
4 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
5 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
7 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
8 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10 (loongson2ef.md): New include.
11 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14 (loongson_gt_<mode>, loongson_extract_halfword)
15 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
17 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
18 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
19 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
20 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
21 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
22 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
23 (vec_interleave_low<mode>): Define type attribute.
24 * config/mips/mips.c (mips_ls2): New static variable.
25 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
26 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
27 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
28 Implement target scheduling hooks.
29 (mips_multipass_dfa_lookahead): Update to handle tuning for
31 (mips_sched_init): Initialize data for Loongson scheduling.
32 (mips_ls2_variable_issue): New static function.
33 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
35 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
36 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
37 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
38 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
39 Handle ST Loongson 2E/2F cores.
40 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
42 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
44 * omp-low.c (extract_omp_for_data): Fix comment typo.
47 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
49 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
50 FIXME note about gcc/config.guess.
51 * doc/options.texi (Option file format): Remove non-ASCII bytes.
52 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
53 * doc/cppopts.texi: Likewise.
54 * doc/extend.texi: Likewise.
55 * doc/gcc.texi: Likewise.
56 * doc/gccint.texi: Likewise.
57 * doc/gcov.texi: Likewise.
58 * doc/gty.texi: Likewise.
59 * doc/hostconfig.texi: Likewise.
60 * doc/install.texi: Likewise.
61 * doc/invoke.texi: Likewise.
62 * doc/loop.texi: Likewise.
63 * doc/makefile.texi: Likewise.
64 * doc/md.texi: Likewise.
65 * doc/passes.texi: Likewise.
66 * doc/tm.texi: Likewise.
67 * doc/tree-ssa.texi: Likewise.
68 * doc/trouble.texi: Likewise.
70 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
71 Nathan Sidwell <nathan@codesourcery.com>
72 Maxim Kuvyrkov <maxim@codesourcery.com>
73 Richard Sandiford <rdsandiford@googlemail.com>
75 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
76 * config/mips/mips-protos.h (mips_expand_vector_init): New.
77 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
79 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
80 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
81 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
83 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
84 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
85 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
86 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
87 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
88 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
89 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
90 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
91 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
92 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
93 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
94 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
95 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
96 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
97 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
98 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
99 (mips_builtins): Add Loongson builtins.
100 (mips_loongson_2ef_bdesc): New.
101 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
102 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
103 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
104 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
106 (mips_expand_vector_init): New.
107 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
108 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
110 * config/mips/mips.md: Add unspec numbers for Loongson
111 builtins. Include loongson.md.
112 (MOVE64): Include Loongson vector modes.
113 (SPLITF): Include Loongson vector modes.
114 (HALFMODE): Handle Loongson vector modes.
115 * config/mips/loongson.md: New.
116 * config/mips/loongson.h: New.
117 * config.gcc: Add loongson.h header for mips*-*-* targets.
118 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
120 2008-06-14 Joseph Myers <joseph@codesourcery.com>
122 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
123 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
124 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
125 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
126 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
127 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
128 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
129 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
130 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
131 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
132 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
133 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
134 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
135 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
136 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
137 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
138 Remove use_fixproto=yes.
139 (ia64*-*-hpux*): Remove comment about using fixproto.
140 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
142 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
144 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
146 * configure: Regenerate.
148 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
151 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
152 before evaluating it.
154 2008-06-13 Jakub Jelinek <jakub@redhat.com>
157 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
158 nested inline functions.
159 (start_decl, start_function): Don't invert DECL_EXTERNAL
160 for nested inline functions.
162 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
164 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
165 splits that must be made for correctness.
167 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
169 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
170 (AVAIL_NON_MIPS16): Likewise.
171 (mips_builtin_description): Replace target_flags with a predicate.
172 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
173 (dspr2_32): New availability predicates.
174 (MIPS_BUILTIN): New macro.
175 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
176 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
177 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
178 Replace the TARGET_FLAGS parameters with AVAIL parameters.
179 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
180 (mips_dsp_32only_bdesc): Merge into...
181 (mips_builtins): ...this new array.
182 (mips_bdesc_map, mips_bdesc_arrays): Delete.
183 (mips_init_builtins): Update after above changes.
184 (mips_expand_builtin_1): Merge into...
185 (mips_expand_builtin): ...here and update after above changes.
187 2008-06-12 Paul Brook <paul@codesourcery.com>
189 * longlong.h (__arm__): Define count_leading_zeros.
190 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
191 (clzsi2, clzdi2): New functions.
192 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
193 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
194 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
195 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
196 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
197 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
198 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
199 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
200 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
201 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
203 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
205 * config/m68k/m68k.c (m68k_tune_flags): New.
206 (override_options): Compute m68k_tune_flags.
207 (MULL_COST, MULW_COST): Update for various variants of CFV2.
208 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
210 2008-06-12 Jakub Jelinek <jakub@redhat.com>
213 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus
216 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
218 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
219 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
221 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
223 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
224 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
226 2008-06-12 Jakub Jelinek <jakub@redhat.com>
229 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
232 2008-06-12 Richard Guenther <rguenther@suse.de>
234 PR tree-optimization/36345
235 * tree-flow.h (struct ptr_info_def): Align escape_mask,
236 add memory_tag_needed flag.
237 (may_alias_p): Declare.
238 * tree-ssa-alias.c (may_alias_p): Export.
239 (set_initial_properties): Use memory_tag_needed flag.
240 (update_reference_counts): Likewise.
241 (reset_alias_info): Reset memory_tag_needed flag.
242 (create_name_tags): Check memory_tag_needed flag.
243 (dump_points_to_info_for): Dump it.
244 * tree-ssa-structalias.c (struct variable_info): Remove
245 directly_dereferenced flag.
246 (new_var_info): Do not initialize it.
247 (process_constraint_1): Do not set it.
248 (update_alias_info): Set is_dereferenced flag.
249 (set_uids_in_ptset): Use may_alias_p.
250 (set_used_smts): Check memory_tag_needed flag.
251 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
252 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
253 memory_tag_needed flag.
254 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
257 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
259 * config/i386/i386.c (ix86_compute_frame_layout): Disable red zone for
261 (ix86_expand_prologue): Likewise.
262 (ix86_force_to_memory): Likewise.
263 (ix86_free_from_memory): Likewise.
265 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
268 * config/rs6000/rs6000.c (rs6000_override_options): Set
269 rs6000_isel conditionally to the absence of comand line
271 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
272 Remove duplicate rs6000_isel setting.
273 * config/rs6000/eabispe.h: Ditto.
275 2008-06-11 Richard Guenther <rguenther@suse.de>
277 * alias.c (get_alias_set): Use the element alias-set for arrays.
278 (record_component_aliases): For arrays and vectors do nothing.
279 * c-common.c (strict_aliasing_warning): Handle the cases
280 of alias set zero explicitly.
281 * Makefile.in (dfp.o-warn): Add -Wno-error.
283 2008-06-11 Joseph Myers <joseph@codesourcery.com>
285 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
287 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
288 tune_32 tune_64 to supported_defaults. Allow values not
289 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
290 x86_64. Do not override cpu_32 or cpu_64 values from target name.
291 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
292 with_cpu_64 to generic for 64-bit-supporting configurations, not
293 with_cpu. Remove FIXMEs.
294 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
295 --with-arch-64, --with-tune-32, --with-tune-64): Document.
296 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
297 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
300 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
301 Olivier Hainque <hainque@adacore.com>
303 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
304 Use DECL_SIZE_UNIT to retrieve the size of the field.
306 2008-06-11 Joseph Myers <joseph@codesourcery.com>
308 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
309 with function calls after declarations. Lay out
310 neon_float_type_node before further use.
312 2008-06-11 Richard Guenther <rguenther@suse.de>
314 * tree-flow.h (may_point_to_global_var): Declare.
315 * tree-ssa-alias.c (may_point_to_global_var): New function.
316 * tree-ssa-sink.c (is_hidden_global_store): Use it.
318 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
320 * configure.ac: Teach that fido supports .debug_line.
321 * configure: Regenerate.
323 2008-06-10 Tom Tromey <tromey@redhat.com>
325 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
328 2008-06-10 Joseph Myers <joseph@codesourcery.com>
330 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
331 (encode_decimal64, decode_decimal64, encode_decimal128,
332 decode_decimal128): Reverse order of 32-bit parts of value if host
333 and target endianness differ.
335 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
336 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
338 (tree_mod_pow2_value_transform): Likewise.
339 (tree_ic_transform): Likewise.
340 (tree_stringops_transform): Likewise.
341 (tree_mod_subtract_transform): Likewise.
342 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
343 (copy_edges_for_bb): Likewise.
344 (initialize_cfun): Likewise.
346 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
348 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
349 nonmemory_operand. Add "N" operand constraint.
351 (*jcc_btdi_mask_rex64): New instruction and split pattern.
352 (*jcc_btsi_mask): Ditto.
353 (*jcc_btsi_mask_1): Ditto.
355 2008-06-10 Joseph Myers <joseph@codesourcery.com>
357 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
358 TYPE_CANONICAL for copied element type.
360 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
363 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
364 Add m_CORE2 and m_GENERIC.
365 * config/i386/predicates.md (bt_comparison_operator): New predicate.
366 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
368 (*jcc_btdi_rex64): New instruction and split pattern.
370 (*jcc_btsi_1): Ditto.
371 (*btsq): Fix Intel asm dialect operand order.
375 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
378 * simplify-rtx.c (simplify_subreg): Add check for shift count
381 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
383 * doc/md.texi: Synchronize with later constraints.md change.
384 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
385 with a C implementation.
386 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
388 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
389 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
390 when moving to and from MD_REGNUM.
391 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
392 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
393 Handle byte and halfword moves.
394 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
396 * config/mips/constraints.md (h): Turn into NO_REGS.
397 (l, x): Update documentation.
398 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
399 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
400 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
401 (HILO): New mode iterator.
403 (any_div): New code iterator.
404 (u): Extend code attribute to div and udiv.
405 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
406 d_operand in the splitters. Remove redundant CONST_INT checks.
407 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
408 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
409 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
410 accordingly, using normal moves instead of unspecs to move LO into
411 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
412 (<u>mulsidi3): Handle expansion in C code.
413 (<u>mulsidi3_32bit_internal): Rename to...
414 (<u>mulsidi3_32bit): ...this.
415 (<u>mulsidi3_32bit_r4000): Fix insn separator.
416 (*<u>mulsidi3_64bit): Rename to...
417 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
418 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
419 to set LO and HI to the multiplication result. Use a normal move
420 for MFLO and an unspec for MFHI.
421 (*<u>mulsidi3_64bit_parts): Replace with...
422 (<u>mulsidi3_64bit_hilo): ...this new instruction.
423 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
424 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
425 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
426 instead of HI. Split the instruction into a separate multiplication
427 and MFHI if !TARGET_FIX_R4000.
428 (<su>muldi3_highpart): Likewise.
429 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
430 and the "=h" clobber.
431 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
432 (<u>mulditi3): New expander.
433 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
434 (madsi): Remove "=h" clobber.
435 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
436 Force the modulus result to be a GPR and split the instruction into
437 a division followed by an MFHI after reload.
438 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
439 (*lea_high64): Use d_operand in the define_peephole2. Likewise
440 the MIPS16 HIGH define_split.
441 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
442 of acc<->gpr moves to "multi".
443 (*movdi_64bit): Replace the single "x" alternative with
444 alternatives for moving into and out of "a".
445 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
446 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
447 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
448 Use d_operand in the splitters. Remove redundant CONST_INT checks.
449 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
450 (movti): New expander.
451 (*movti, *movti_mips16): New insns.
452 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
453 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
454 (mthi<GPR:mode>_<HILO:mode>): Likewise.
455 * config/mips/predicates.md (fpr_operand): Delete.
456 (d_operand): New predicate.
458 2008-06-09 Michael Meissner <michael.meissner@amd.com>
460 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
461 failure on some Bourne shells.
464 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
466 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
468 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
470 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
471 (sparc-sun-solaris2*): Likewise.
473 2008-06-09 Arnaud Charlet <charlet@adacore.com
475 * doc/install.texi: Update requirements to build the Ada compiler.
477 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
479 * df-scan.c (struct df_scan_problem_data): Remove the
480 mw_link_pool alloc pool.
481 (df_scan_free_internal): Don't free it.
482 (df_scan_alloc): Don't allocate it.
483 * df.h (struct df_link): Update comment.
485 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
487 * except.h: Correct checks for when SJLJ exceptions must be used.
489 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
491 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
494 2008-06-08 Joseph Myers <joseph@codesourcery.com>
496 PR tree-optimization/36218
497 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
498 configure for the build system.
499 (BUILD_LDFLAGS): Define.
500 * configure: Regenerate.
501 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
503 2008-07-08 Anatoly Sokolov <aesok@post.ru>
506 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
507 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
508 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
510 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
512 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
514 2008-06-07 Joseph Myers <joseph@codesourcery.com>
516 * config.gcc (Obsolete configurations): Remove list of
518 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
519 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
520 targets matched by those patterns.
521 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
522 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
523 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
524 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
525 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
526 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
527 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
528 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
529 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
530 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
531 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
532 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
533 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
534 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
535 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
536 Make code for Solaris 7 and greater unconditional for Solaris.
537 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
538 Remove --with-* handling.
539 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
540 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
541 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
542 LINK_OS_WINDISS_SPEC): Remove.
543 * config/rs6000/sysv4.opt (mwindiss): Remove.
544 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
545 * configure: Regenerate.
546 * doc/cpp.texi: Don't mention BeOS.
547 * doc/extend.texi (interrupt): Don't mention MS1.
548 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
549 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
550 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
551 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
552 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
554 * doc/invoke.texi (MT Options): Remove.
556 (CRIS Options): Remove cris-axis-aout references.
557 (HPPA Options): Don't mention hppa1.1-*-pro.
558 * doc/md.texi: (MorphoTech family): Remove.
559 * libgcc2.c: Don't handle UWIN.
560 * config/alpha/t-unicosmk: Remove.
561 * config/alpha/unicosmk.h: Remove.
562 * config/arm/kaos-arm.h: Remove.
563 * config/arm/kaos-strongarm.h: Remove.
564 * config/arm/strongarm-coff.h: Remove.
565 * config/arm/strongarm-elf.h: Remove.
566 * config/arm/strongarm-pe.h: Remove.
567 * config/arm/t-strongarm-pe: Remove.
568 * config/arm/t-xscale-coff: Remove.
569 * config/arm/t-xscale-elf: Remove.
570 * config/arm/xscale-coff.h: Remove.
571 * config/arm/xscale-elf.h: Remove.
572 * config/chorus.h: Remove.
573 * config/cris/aout.h: Remove.
574 * config/cris/aout.opt: Remove.
575 * config/cris/t-aout: Remove.
576 * config/i386/beos-elf.h: Remove.
577 * config/i386/kaos-i386.h: Remove.
578 * config/i386/ptx4-i.h: Remove.
579 * config/i386/sco5.h: Remove.
580 * config/i386/sco5.opt: Remove.
581 * config/i386/sysv4-cpp.h: Remove.
582 * config/i386/sysv5.h: Remove.
583 * config/i386/t-beos: Remove.
584 * config/i386/t-sco5: Remove.
585 * config/i386/t-uwin: Remove.
586 * config/i386/uwin.asm: Remove.
587 * config/i386/uwin.h: Remove.
588 * config/kaos.h: Remove.
589 * config/mips/windiss.h: Remove.
590 * config/mt: Remove directory.
591 * config/pa/pa-osf.h: Remove.
592 * config/pa/pa-pro-end.h: Remove.
593 * config/pa/t-pro: Remove.
594 * config/ptx4.h: Remove.
595 * config/rs6000/beos.h: Remove.
596 * config/rs6000/kaos-ppc.h: Remove.
597 * config/rs6000/t-beos: Remove.
598 * config/rs6000/windiss.h: Remove.
599 * config/sh/kaos-sh.h: Remove.
600 * config/sol2-6.h: Remove.
601 * config/sparc/sol26-sld.h: Remove.
602 * config/sparc/sysv4-only.h: Remove.
603 * config/vax/bsd.h: Remove.
604 * config/vax/t-memfuncs: Remove.
605 * config/vax/ultrix.h: Remove.
606 * config/vax/vaxv.h: Remove.
607 * config/windiss.h: Remove.
609 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
611 PR rtl-optimization/36438
612 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
613 for vector shifts with constant scalar shift operands.
615 2008-06-06 Sandip Matte <sandip@rmicorp.com>
617 * doc/invoke.texi: Document -march=xlr.
618 * config/mips/xlr.md: New file.
619 * config/mips/mips.md: Include it.
621 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
622 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
623 (mips_rtx_cost_data): Likewise.
625 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
627 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
628 PRE_INC and PRE_DEC cases.
630 2008-06-06 Jakub Jelinek <jakub@redhat.com>
632 PR rtl-optimization/36419
633 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
634 the emitting jump insn.
637 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
638 is not bool, boolify the whole *expr_p and convert to the desired type.
640 2008-06-06 Jakub Jelinek <jakub@redhat.com>
642 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
643 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
644 Add omp_private_outer_ref hook, add another argument to
645 omp_clause_default_ctor hook.
646 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
647 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
648 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
649 hook_tree_tree_tree_tree_null.
650 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
651 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
652 * hooks.c (hook_tree_tree_tree_tree_null): New function.
653 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
654 * tree.def (OMP_TASK): New tree code.
655 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
656 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
657 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
658 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
659 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
660 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
661 OMP_CLAUSE_COLLAPSE_EXPR): Define.
662 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
663 (OMP_DIRECTIVE_P): Add OMP_TASK.
664 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
665 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
666 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
667 and OMP_CLAUSE_UNTIED entries.
668 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
670 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
671 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
672 * tree-pretty-print.c (dump_omp_clause): Handle
673 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
674 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
675 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
676 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
677 warning about unsigned iterators. Change decl/init/cond/incr
678 arguments to TREE_VECs, check arguments for all collapsed loops.
679 (c_finish_omp_taskwait): New function.
680 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
682 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
683 default_function_array_conversion on init. Add par_clauses argument.
684 If decl is present in parallel's lastprivate clause, change it to
685 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
686 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
687 collapse count in clauses.
688 (c_parser_omp_for, c_parser_omp_parallel): Adjust
689 c_parser_omp_for_loop callers.
690 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
691 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
692 (c_parser_omp_clause_name): Handle collapse and untied clauses.
693 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
695 (c_parser_omp_clause_schedule): Handle schedule(auto).
696 Include correct location in the error message.
697 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
698 and PRAGMA_OMP_CLAUSE_UNTIED.
699 (OMP_TASK_CLAUSE_MASK): Define.
700 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
701 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
702 * tree-nested.c (convert_nonlocal_omp_clauses,
703 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
704 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
705 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
706 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
708 (conver_nonlocal_reference, convert_local_reference,
709 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
710 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
711 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
712 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
713 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
714 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
715 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
716 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
717 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
719 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
720 * c-common.h (c_finish_omp_taskwait): New prototype.
721 * gimple-low.c (lower_stmt): Handle OMP_TASK.
722 * tree-parloops.c (create_parallel_loop): Create 1 entry
723 vectors for OMP_FOR_{INIT,COND,INCR}.
724 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
725 (make_edges): Handle OMP_TASK.
726 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
727 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
728 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
729 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
730 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
731 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
732 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
733 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
734 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
735 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
736 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
737 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
738 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
739 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
740 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
741 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
742 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
743 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
744 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
745 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
746 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
747 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
748 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
749 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
750 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
751 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
752 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
753 original iterator is present in lastprivate clause or if
754 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
755 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
756 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
757 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
758 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
759 if it is set, lookup var in outer contexts too. Handle
760 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
761 to be implicitly determined firstprivate for task regions.
762 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
763 if it is set, lookup var in outer contexts too. Set
764 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
765 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
766 OMP_CLAUSE_UNTIED. Take region_type as last argument
767 instead of in_parallel and in_combined_parallel.
768 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
770 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
771 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
772 (new_omp_context): Set default_kind to
773 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
774 (omp_region_type): New enum.
775 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
776 fields, add region_type.
777 (new_omp_context): Take region_type as argument instead of is_parallel
778 and is_combined_parallel.
779 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
780 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
781 ctx->is_combined_parallel checks.
782 (gimplify_omp_task): New function.
783 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
785 * omp-low.c (extract_omp_for_data): Use schedule(static)
786 for schedule(auto). Handle pointer and unsigned iterators.
787 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
788 Add loops argument. Extract data for collapsed OMP_FOR loops.
789 (expand_parallel_call): Assert sched_kind isn't auto,
790 map runtime schedule to index 3.
791 (struct omp_for_data_loop): New type.
792 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
793 Add loop, loops, collapse and iter_type fields.
794 (workshare_safe_to_combine_p): Disallow combined for if
795 iter_type is unsigned long long. Don't combine collapse > 1 loops
796 unless all bounds and steps are constant. Adjust extract_omp_for_data
798 (expand_omp_for_generic): Handle pointer, unsigned and long long
799 iterators. Handle collapsed OMP_FOR loops. Adjust
800 for struct omp_for_data changes. If libgomp function doesn't return
801 boolean_type_node, add comparison of the return value with 0.
802 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
803 pointer, unsigned and long long iterators. Adjust for struct
804 omp_for_data changes.
805 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
806 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
807 unsigned long long. Allocate loops array, pass it to
808 extract_omp_for_data. For collapse > 1 loops use always
809 expand_omp_for_generic.
810 (omp_context): Add sfield_map and srecord_type fields.
811 (is_task_ctx, lookup_sfield): New functions.
812 (use_pointer_for_field): Use is_task_ctx helper. Change first
813 argument's type from const_tree to tree. Clarify comment.
814 In OMP_TASK disallow copy-in/out sharing.
815 (build_sender_ref): Call lookup_sfield instead of lookup_field.
816 (install_var_field): Add mask argument. Populate both record_type
817 and srecord_type if needed.
818 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
820 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
821 and DECL_FIELD_OFFSET.
822 (scan_sharing_clauses): Adjust install_var_field callers. For
823 firstprivate clauses on explicit tasks allocate the var by value in
824 record_type unconditionally, rather than by reference.
825 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
826 Use is_taskreg_ctx instead of is_parallel_ctx.
827 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
828 (create_omp_child_function_name): Add task_copy argument, use
829 *_omp_cpyfn* names if it is true.
830 (create_omp_child_function): Add task_copy argument, if true create
831 *_omp_cpyfn* helper function.
832 (scan_omp_parallel): Adjust create_omp_child_function callers.
833 Rename parallel_nesting_level to taskreg_nesting_level.
834 (scan_omp_task): New function.
835 (lower_rec_input_clauses): Don't run constructors for firstprivate
836 explicit task vars which are initialized by *_omp_cpyfn*.
837 Pass outer var ref to omp_clause_default_ctor hook if
838 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
839 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
840 OMP_CLAUSE_REDUCTION_INIT.
841 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
842 avoid duplicate setting of fields. Handle
843 OMP_CLAUSE_PRIVATE_OUTER_REF.
844 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
845 copy-out if TREE_READONLY, only copy-in.
846 (expand_task_copyfn): New function.
847 (expand_task_call): New function.
848 (struct omp_taskcopy_context): New type.
849 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
851 (lower_omp_parallel): Rename to...
852 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
853 Call create_task_copyfn if srecord_type is needed. Adjust
855 (task_shared_vars): New variable.
856 (check_omp_nesting_restrictions): Warn if work-sharing,
857 barrier, master or ordered region is closely nested inside OMP_TASK.
858 Add warnings for barrier if closely nested inside of work-sharing,
859 ordered, or master region.
860 (scan_omp_1): Call check_omp_nesting_restrictions even for
861 GOMP_barrier calls. Rename parallel_nesting_level to
862 taskreg_nesting_level. Handle OMP_TASK.
863 (lower_lastprivate_clauses): Even if some lastprivate is found on a
864 work-sharing construct, continue looking for them on parent parallel
866 (lower_omp_for_lastprivate): Add lastprivate clauses
867 to the beginning of dlist rather than end. Adjust for struct
868 omp_for_data changes.
869 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
870 not after it. Handle collapsed OMP_FOR loops, adjust for
871 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
872 (get_ws_args_for): Adjust extract_omp_for_data caller.
873 (scan_omp_for): Handle collapsed OMP_FOR
874 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
875 (lower_omp_single_simple): If libgomp function doesn't return
876 boolean_type_node, add comparison of the return value with 0.
877 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
878 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
879 (parallel_nesting_level): Rename to...
880 (taskreg_nesting_level): ... this.
881 (is_taskreg_ctx): New function.
882 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
884 (execute_lower_omp): Rename parallel_nesting_level to
885 taskreg_nesting_level.
886 (expand_omp_parallel): Rename to...
887 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
888 Call omp_task_call for OMP_TASK regions.
889 (expand_omp): Adjust caller, handle OMP_TASK.
890 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
892 * bitmap.c (bitmap_default_obstack_depth): New variable.
893 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
894 if argument is NULL and bitmap_default_obstack is already initialized.
895 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
897 * matrix-reorg.c (matrix_reorg): Likewise.
899 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
901 * config/i386/i386.md (*indirect_jump): Macroize using P
902 mode iterator. Remove !TARGET_64BIT from insn constraints.
903 (*tablejump_1): Ditto.
904 (*indirect_jump_rex64): Remove insn pattern.
905 (*tablejump_1_rex64): Ditto.
906 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
907 and eh_return_si insn patterns.
909 2008-06-06 Richard Guenther <rguenther@suse.de>
911 * tree-ssa-structalias.c (merge_smts_into): Remove.
912 (find_what_p_points_to): Do not bother to compute the
913 points-to set for pt_anything pointers.
914 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
915 for pt_anything pointers is ok.
917 2008-06-06 Jan Hubicka <jh@suse.cz>
919 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
921 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
923 * cgraph.c: Fix typos in comments.
924 (cgraph_availability_names): Fix string typo.
925 * fold-const.c: Fix typos in comments.
926 (fold_binary): Fix typo in warning.
927 * genautomata.c: Fix typos in comments.
928 (check_presence_pattern_sets): Fix typo in local variable.
929 (output_description): Fix typo in output.
930 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
932 * matrix-reorg.c (check_allocation_function): Likewise.
933 * omega.c (smooth_weird_equations): Likewise.
934 * auto-inc-dec.c: Fix typos in comments.
935 * bb-reorder.c: Likewise.
936 * builtins.c: Likewise.
937 * c-common.c: Likewise.
938 * c-cppbuiltin.c: Likewise.
939 * c-parser.c: Likewise.
940 * c-pretty-print.c: Likewise.
941 * cfgcleanup.c: Likewise.
942 * cfgexpand.c: Likewise.
943 * cfghooks.c: Likewise.
944 * cfglayout.c: Likewise.
945 * cfgloopmanip.c: Likewise.
946 * cgraphunit.c: Likewise.
947 * coverage.c: Likewise.
948 * dbxout.c: Likewise.
949 * df-byte-scan.c: Likewise.
950 * df-core.c: Likewise.
951 * df-problems.c: Likewise.
952 * df-scan.c: Likewise.
954 * dominance.c: Likewise.
955 * domwalk.c: Likewise.
957 * dwarf2out.c: Likewise.
958 * emit-rtl.c: Likewise.
959 * et-forest.c: Likewise.
960 * function.c: Likewise.
961 * function.h: Likewise.
963 * gcov-io.c: Likewise.
966 * genattrtab.c: Likewise.
967 * ggc-page.c: Likewise.
968 * gimplify.c: Likewise.
969 * gthr-lynx.h: Likewise.
970 * haifa-sched.c: Likewise.
971 * ipa-cp.c: Likewise.
972 * ipa-inline.c: Likewise.
973 * ipa-prop.h: Likewise.
974 * ipa-pure-const.c: Likewise.
975 * ipa-struct-reorg.c: Likewise.
976 * ipa-struct-reorg.h: Likewise.
977 * ipa-type-escape.c: Likewise.
979 * loop-doloop.c: Likewise.
980 * mips-tfile.c: Likewise.
981 * mkmap-flat.awk: Likewise.
982 * mkmap-symver.awk: Likewise.
983 * modulo-sched.c: Likewise.
984 * omp-low.c: Likewise.
985 * optabs.c: Likewise.
986 * optabs.h: Likewise.
988 * passes.c: Likewise.
989 * postreload-gcse.c: Likewise.
990 * postreload.c: Likewise.
991 * predict.c: Likewise.
992 * pretty-print.h: Likewise.
993 * profile.c: Likewise.
994 * protoize.c: Likewise.
995 * ra-conflict.c: Likewise.
998 * regclass.c: Likewise.
1000 * reload.c: Likewise.
1001 * rtl-error.c: Likewise.
1002 * rtlanal.c: Likewise.
1004 * sched-rgn.c: Likewise.
1007 * target.h: Likewise.
1008 * tree-dfa.c: Likewise.
1009 * tree-eh.c: Likewise.
1010 * tree-flow-inline.h: Likewise.
1011 * tree-inline.c: Likewise.
1012 * tree-into-ssa.c: Likewise.
1013 * tree-loop-distribution.c: Likewise.
1014 * tree-nested.c: Likewise.
1015 * tree-parloops.c: Likewise.
1016 * tree-pass.h: Likewise.
1017 * tree-pretty-print.c: Likewise.
1018 * tree-profile.c: Likewise.
1019 * tree-scalar-evolution.c: Likewise.
1020 * tree-sra.c: Likewise.
1021 * tree-ssa-alias-warnings.c: Likewise.
1022 * tree-ssa-ccp.c: Likewise.
1023 * tree-ssa-coalesce.c: Likewise.
1024 * tree-ssa-dom.c: Likewise.
1025 * tree-ssa-dse.c: Likewise.
1026 * tree-ssa-forwprop.c: Likewise.
1027 * tree-ssa-live.c: Likewise.
1028 * tree-ssa-live.h: Likewise.
1029 * tree-ssa-loop-im.c: Likewise.
1030 * tree-ssa-loop-ivopts.c: Likewise.
1031 * tree-ssa-loop-niter.c: Likewise.
1032 * tree-ssa-loop-prefetch.c: Likewise.
1033 * tree-ssa-phiopt.c: Likewise.
1034 * tree-ssa-phiprop.c: Likewise.
1035 * tree-ssa-sccvn.c: Likewise.
1036 * tree-ssa-ter.c: Likewise.
1037 * tree-ssa-threadupdate.c: Likewise.
1038 * tree-ssa.c: Likewise.
1039 * tree-vect-analyze.c: Likewise.
1040 * tree-vect-transform.c: Likewise.
1041 * tree-vectorizer.c: Likewise.
1042 * tree-vn.c: Likewise.
1043 * tree-vrp.c: Likewise.
1045 * tree.def: Likewise.
1047 * unwind-dw2-fde.c: Likewise.
1048 * unwind.inc: Likewise.
1049 * value-prof.c: Likewise.
1050 * vmsdbgout.c: Likewise.
1052 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1054 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1055 always place FP constants in the TOC for TARGET_POWERPC64.
1056 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1058 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1060 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1061 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1062 enable for TARGET_E500_DOUBLE.
1063 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1064 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1065 floating-point modes like integer modes for E500 double.
1066 (rs6000_legitimate_offset_address_p): Likewise.
1067 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1068 addressing for DDmode for E500 double.
1069 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1070 modes as using 64-bits of registers for E500 double.
1071 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1072 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1073 specially for E500 double.
1074 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1075 TDmode for E500 double.
1076 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1077 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1078 (rs6000_split_multireg_move): Do not handle TDmode specially for
1080 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1081 using 64-bit registers for E500 double.
1082 (emit_frame_save): Do not handle DDmode specially for E500 double.
1083 (gen_frame_mem_offset): Likewise.
1084 (rs6000_function_value): Do not call spe_build_register_parallel
1085 for DDmode or TDmode.
1086 (rs6000_libcall_value): Likewise.
1087 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1088 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1091 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1093 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1096 2008-06-04 Junjie Gu <jgu@tensilica.com>
1098 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1099 comparison for frame pointers.
1101 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1104 * config/avr/avr.h (PUSH_ROUNDING): Remove.
1106 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1109 * builtins.c (expand_builtin_signbit): Don't take lowpart when
1110 register is already smaller or equal to required mode.
1112 2008-06-04 Xinliang David Li <davidxl@google.com>
1114 * tree-call-cdce.c: New file.
1115 (cond_dead_built_in_calls): New static variable.
1116 (input_domain): New struct.
1117 (check_pow): New function.
1118 (check_builtin_call): Ditto.
1119 (check_target_format): Ditto.
1120 (is_call_dce_candidate): Ditto.
1121 (gen_one_condition): Ditto.
1122 (gen_conditions_for_domain): Ditto.
1123 (get_domain): Ditto.
1124 (gen_conditions_for_pow_cst_base): Ditto.
1125 (gen_conditions_for_pow_int_base): Ditto.
1126 (gen_conditions_for_pow): Ditto.
1127 (get_no_error_domain): Ditto.
1128 (gen_shrink_wrap_conditions): Ditto.
1129 (shrink_wrap_one_built_in_call): Ditto.
1130 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1131 (tree_call_cdce): Ditto.
1132 (gate_call_cdce): Ditto.
1133 (pass_call_cdce): New gimple pass.
1134 * passes.c: (init_optimization_passes): New pass.
1135 * tree-pass.h: New pass declaration.
1136 * opts.c (decode_options): New flag setting.
1137 * common.opt: Add -ftree-builtin-call-dce flag.
1138 * Makefile.in: Add new source file.
1139 * tempvar.def: New tv_id.
1140 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1142 2008-06-04 Richard Guenther <rguenther@suse.de>
1144 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1145 (is_call_clobbered): Always check var_ann->call_clobbered.
1146 (mark_call_clobbered): Always set var_ann->call_clobbered.
1147 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1148 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1149 (reset_alias_info): Clear call clobbering info on MTAGs and
1151 (set_pt_anything): Set pt_global_mem.
1152 (create_tag_raw): Adjust comment.
1153 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1155 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1156 Maxim Kuvyrkov <maxim@codesourcery.com>
1158 * config/m68k/m68k.opt (mxgot): New option.
1159 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1160 (m68k_output_addr_const_extra): New.
1161 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1162 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1163 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1164 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1166 2008-06-04 Richard Guenther <rguenther@suse.de>
1168 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1169 negative or non-representable offsets.
1171 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1173 * config/i386/i386.c (ix86_gen_leave): New.
1174 (ix86_gen_pop1): Likewise.
1175 (ix86_gen_add3): Likewise.
1176 (ix86_gen_sub3): Likewise.
1177 (ix86_gen_sub3_carry): Likewise.
1178 (ix86_gen_one_cmpl2): Likewise.
1179 (ix86_gen_monitor): Likewise.
1180 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1181 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1182 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1183 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1184 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1185 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1186 (ix86_expand_epilogue): Updated.
1187 (print_operand): Handle integer register operand for 'z'.
1188 (ix86_expand_strlensi_unroll_1): Likewise.
1189 (ix86_expand_strlen): Likewise.
1190 (ix86_expand_builtin): Likewise.
1191 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1192 mov{q}/mov{l} and add{q}/add{l}.
1194 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1196 * config/i386/i386.md (P): New mode iterator.
1197 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1198 using P mode iterator.
1199 (DFmode push_operand splitter): Ditto.
1200 (XFmode push_operand splitter): Ditto.
1201 (DFmode float_extend SFmode push_operand splitter): Ditto.
1202 (XFmode float_extend SFmode push_operand splitter): Do not generate
1203 SImode pushes for 64bit target. Macroize Dimode and SImode
1204 pushes using P mode iterator.
1205 (XFmode float_extend DFmode push_operand splitter): Ditto.
1207 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1209 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1210 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1211 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1213 (ix86_call_abi_override): Remove check for call_used_regs.
1215 2008-06-03 Richard Guenther <rguenther@suse.de>
1217 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1218 for the lhs of calls if the return type contains pointers.
1220 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1222 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1223 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1224 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1225 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1226 of cfun and DEFAULT_ABI to deceide abi mode.
1228 (REG_PARM_STACK_SPACE): Removed.
1229 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1230 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1231 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1232 (ix86_function_abi): Likewise.
1233 (ix86_function_type_abi): Likewise.
1234 (ix86_call_abi_override): Likewise.
1235 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1236 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1237 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1238 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1240 (X86_64_REGPARM_MAX): New.
1241 (X86_64_SSE_REGPARM_MAX): New.
1242 (X64_REGPARM_MAX): New.
1243 (X64_SSE_REGPARM_MAX): New.
1244 (X86_32_REGPARM_MAX): New.
1245 (X86_32_SSE_REGPARM_MAX): New.
1246 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1247 (ix86_function_regparm): Handle user calling abi.
1248 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1249 by DEFAULT_ABI versus SYSV_ABI check.
1250 (ix86_reg_parm_stack_space): New.
1251 (ix86_function_type_abi): New.
1252 (ix86_call_abi_override): New.
1253 (ix86_function_abi): New.
1254 (ix86_cfun_abi): New.
1255 (init_cumulative_args): Call abi specific initialization.
1256 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1257 (function_arg_64): Extend SSE_REGPARM_MAX check.
1258 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1259 (ix86_pass_by_reference): Likewise.
1260 (ix86_function_value_regno_p): Likewise.
1261 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1262 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1263 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1264 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1265 (setup_incoming_varargs_64): Adjust regparm for call abi.
1266 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1267 (ix86_va_start): Likewise.
1268 (ix86_gimplify_va_arg): Likewise.
1269 (ix86_expand_prologue): Likewise.
1270 (output_pic_addr_const): Likewise.
1271 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1272 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1273 (x86_output_mi_thunk): Likewise.
1274 (x86_function_profiler): Likewise.
1275 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1276 (SYSV_ABI, MS_ABI): New constants.
1278 (init_regs): Add prototype of function in regclass.c file.
1279 (OVERRIDE_ABI_FORMAT): New.
1280 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1281 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1282 (OUTGOING_REG_PARM_STACK_SPACE): New.
1283 (ix86_reg_parm_stack_space): New prototype.
1284 (CUMULATIVE_ARGS): Add call_abi member.
1285 (machine_function): Add call_abi member.
1286 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1287 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1289 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1292 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1293 (avr_builtin_setjmp_frame_value): New function.
1294 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1295 (nonlocal_goto): Define.
1297 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1299 * config/mips/mips.c (mips_emit_loadgp): Return early if
1300 there is nothing do to, otherwise emit a blockage if
1301 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1302 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1304 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1306 * configure.ac: Drop unneeded backslash ending up in config.in.
1307 * acinclude.m4: Likewise.
1308 * config.in: Regenerate.
1310 2008-05-26 Jan Hubicka <jh@suse.cz>
1312 * predict.c (maybe_hot_frequency_p): Break out of...
1313 (maybe_hot_bb_p): ... here.
1314 (maybe_hot_edge_p): New.
1315 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1316 * basic-block.h (maybe_hot_edge_p): Declare.
1318 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1320 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1321 (*cmpfp_<mode>_cc): Ditto.
1322 (*fp_jcc_8<mode>_387): Ditto.
1323 (*fop_<MODEF:mode>_2_i387): Ditto.
1324 (*fop_<MODEF:mode>_3_i387): Ditto.
1325 (*fop_xf_2_i387): Ditto.
1326 (*fop_xf_3_i387): Ditto.
1328 2008-06-02 Tomas Bily <tbily@suse.cz>
1330 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1332 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1334 * config/mips/mips.c (mips_valid_offset_p): New function.
1335 (mips_valid_lo_sum_p): Likewise.
1336 (mips_classify_address): Use them.
1337 (mips_force_address): New function.
1338 (mips_legitimize_address): Use it.
1339 * config/mips/mips.md (MOVE128): New mode iterator.
1340 (movtf): Require TARGET_64BIT. Remove empty strings.
1341 (*movtf_internal): Rename to...
1342 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1343 of "R" and use {,fp}{load,store} attributes instead of "multi".
1344 Use a separate define_split.
1345 (*movtf_mips16): New pattern.
1347 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1349 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1350 * config/mips/mips.c (mips_expand_before_return): New function.
1351 (mips_expand_epilogue): Call it.
1352 * config/mips/mips.md (return): Turn into a define_expand.
1353 (*return): New insn.
1355 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1357 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1358 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1359 functions. Do not emit uses and clobbers of CONCATs; individually
1360 use and clobber their operands.
1361 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1362 gen_clobber, emit_use and gen_use.
1363 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1364 (expand_builtin_return): Likewise.
1365 * cfgbuild.c (count_basic_blocks): Likewise.
1366 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1367 * explow.c (emit_stack_restore): Likewise.
1368 * expmed.c (extract_bit_field_1): Likewise.
1369 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1370 (emit_move_multi_word, store_constructor): Likewise.
1371 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1372 (thread_prologue_and_epilogue_insns): Likewise.
1373 * lower-subreg.c (resolve_simple_move): Likewise.
1374 * optabs.c (widen_operand, expand_binop): Likewise.
1375 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1376 * reload.c (find_reloads): Likewise.
1377 * reload1.c (eliminate_regs_in_insn): Likewise.
1378 * stmt.c (expand_nl_goto_receiver): Likewise.
1379 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1380 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1381 * config/arm/arm.c (arm_load_pic_register): Likewise.
1382 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1383 * config/arm/arm.md (untyped_return): Likewise.
1384 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1385 * config/avr/avr.c (expand_prologue): Likewise.
1386 * config/bfin/bfin.c (do_unlink): Likewise.
1387 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1388 * config/cris/cris.c (cris_expand_prologue): Likewise.
1389 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1390 (machopic_legitimize_pic_address): Likewise.
1391 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1392 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1393 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1394 (ix86_expand_convert_uns_didf_sse): Likewise.
1395 (ix86_expand_vector_init_general): Likewise.
1396 * config/ia64/ia64.md (eh_epilogue): Likewise.
1397 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1398 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1399 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1400 (config/iq2000/iq2000.c): Likewise.
1401 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1402 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1403 (builtin_longjmp): Likewise.
1404 * config/mn10300/mn10300.md (call, call_value): Likewise.
1405 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1406 * config/pdp11/pdp11.md (abshi2): Likewise.
1407 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1408 * config/s390/s390.c (s390_emit_prologue): Likewise.
1409 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1410 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1411 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1412 * config/sh/sh.c (prepare_move_operands): Likewise.
1413 (output_stack_adjust, sh_expand_epilogue): Likewise.
1414 (sh_set_return_address, sh_expand_t_scc): Likewise.
1415 * config/sparc/sparc.c (load_pic_register): Likewise.
1416 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1417 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1418 * config/v850/v850.c (expand_epilogue): Likewise.
1420 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1422 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1423 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1424 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1425 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1426 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1427 stack pointer register.
1428 (output_movhi): Remove code for interrupt specific writing to the
1429 stack pointer register.
1431 2008-05-31 Richard Guenther <rguenther@suse.de>
1433 PR tree-optimization/34244
1434 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1435 (tree_expr_nonzero_warnv_p): Likewise.
1436 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1437 ssa_name_nonnegative_p.
1438 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1439 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1440 not tree_expr_nonzero_warnv_p.
1442 PR tree-optimization/36262
1444 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1446 PR tree-optimization/34244
1447 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1448 (record_numbers_of_iterations): New function.
1449 (execute_vrp): Cache the numbers of iterations of loops.
1450 * tree-scalar-evolution.c (scev_reset_except_niters):
1452 (scev_reset): Use scev_reset_except_niters.
1453 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1455 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1457 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1458 __WORKAROUND_RETS when appropriate.
1460 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1462 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1463 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1465 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1466 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1467 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1468 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1469 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1470 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1471 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1472 *fop_df_1_sse insn patterns using MODEF mode iterator.
1473 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1474 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1475 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1476 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1477 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1478 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1479 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1480 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1481 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1482 (*fop_xf_5_i387): Ditto.
1483 (*fop_xf_6_i387): Ditto.
1485 2008-05-30 Richard Guenther <rguenther@suse.de>
1487 * builtins.c (build_string_literal): Avoid generating
1488 a non-gimple_val result.
1490 2008-05-30 DJ Delorie <dj@redhat.com>
1492 * exec-tool.in: Use an environment variable (private) instead of a
1493 file (shared) as a semaphore, so as to not break parallel builds.
1495 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1497 * optabs.c (maybe_encapsulate_block): Remove.
1498 (emit_libcall_block): Adjust accordingly.
1499 * optabs.h (maybe_encapsulate_block): Remove prototype.
1501 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1502 Don't use maybe_encapsulate_block.
1504 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1506 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1507 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1508 rtx is a SYMBOL_REF before calling get_pool_constant.
1510 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1512 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1514 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1516 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1517 rather than OS names to choose INO_T_EQ definition.
1518 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1519 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1521 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1524 * config/darwin-f.c: New.
1525 * config/t-darwin: Added rule to build darwin-f.o.
1526 * config.gcc: Defined new variable, fortran_target_objs.
1527 (*-*-darwin*): Set fortran_target_objs.
1528 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1529 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1530 * configure: Regenerated.
1532 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1535 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1536 canonical type if needed.
1538 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1540 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1542 2008-05-29 Richard Guenther <rguenther@suse.de>
1544 PR tree-optimization/36343
1545 PR tree-optimization/36346
1546 PR tree-optimization/36347
1547 * tree-flow.h (clobber_what_p_points_to): Declare.
1548 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1549 pointed-to variable is dereferenced is irrelevant to whether
1550 the pointer can access the pointed-to variable.
1551 (clobber_what_p_points_to): New function.
1552 * tree-ssa-alias.c (set_initial_properties): Use it.
1553 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1554 call clobber check for NMTs.
1556 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1558 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1559 for printing gcov_type.
1561 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1563 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1564 and the eh region information.
1565 * value-prof.c (gimple_move_stmt_histograms): New function.
1566 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1568 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1570 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1572 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1574 * value-prof.c (tree_ic_transform): Print counts.
1575 * tree-profile.c (tree_gen_ic_func_profiler):
1576 Clear __gcov_indreict_call_callee variable to avoid misattribution
1579 2008-05-28 Rafael Espindola <espindola@google.com>
1581 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1584 2008-05-28 Richard Guenther <rguenther@suse.de>
1586 PR tree-optimization/36339
1587 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1588 and clobbering code out of the loop.
1590 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1592 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1595 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1596 s390_contiguous_bitmask_p, s390_symref_operand_p,
1597 s390_check_symref_alignment, s390_reload_larl_operand,
1598 s390_reload_symref_address): New functions.
1599 (s390_branch_condition_mnemonic): Support compare and branch
1601 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1602 and 'W' constraints.
1603 (s390_secondary_reload): Add secondary reloads for unaligned
1604 symbol refs or symbol refs to floating point or QI/TI mode
1606 (legitimate_address_p): Accept symbol references as addresses.
1607 (s390_expand_insv): Use rotate and insert selected bits
1608 instruction for insv when building for z10.
1609 (print_operand_address): Handle symbol ref addresses.
1610 (print_operand): Output modifier 'c' added for signed byte values.
1611 (s390_encode_section_info): Mark symbol refs with
1612 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1614 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1615 (length attribute): RRF, RRR have 4 byte length.
1616 (FPALL, INTALL): New mode iterators added.
1617 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1618 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1619 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1620 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1621 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1622 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1623 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1624 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1626 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1627 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1628 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1629 reload<INTALL:mode><P:mode>_toreg_z10,
1630 reload<FPALL:mode><P:mode>_tomem_z10,
1631 reload<FPALL:mode><P:mode>_toreg_z10,
1632 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1633 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1634 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1635 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1637 (movmem, clrmem, cmpmem): New splitters added.
1639 * config/s390/predicates.md (larl_operand): Use
1640 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1641 SYMBOL_REF_ALIGN1_P.
1642 (s390_signed_integer_comparison,
1643 s390_unsigned_integer_comparison): New predicates.
1645 * config/s390/s390-protos.h (s390_check_symref_alignment,
1646 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1647 s390_reload_symref_address,
1648 s390_compare_and_branch_condition_mask): Prototypes added.
1650 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1651 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1652 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1654 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1656 * config/s390/s390.c (z10_cost): New cost function for z10.
1657 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1658 (s390_issue_rate): Adjust issue rate for z10.
1659 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1660 (processor_flags): Add PF_Z10.
1661 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1662 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1663 * gcc/config.gcc: Add z10.
1665 2008-05-28 Richard Guenther <rguenther@suse.de>
1667 PR tree-optimization/36291
1668 * tree-flow. h (struct gimple_df): Remove var_anns member.
1669 * tree-flow-inline.h (gimple_var_anns): Remove.
1670 (var_ann): Simplify.
1671 * tree-dfa.c (create_var_ann): Simplify.
1672 (remove_referenced_var): Clear alias info from var_anns of globals.
1673 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1674 (delete_tree_ssa): Clear alias info from var_anns of globals.
1675 Do not free var_anns.
1676 (var_ann_eq): Remove.
1677 (var_ann_hash): Likewise.
1679 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1681 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1682 and loongson2f entries.
1683 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1684 * config/mips/mips.h (processor_type): Add Loongson-2E
1685 and Loongson-2F entries.
1686 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1687 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1688 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1689 * doc/invoke.texi (MIPS Options): Document loongson2e
1690 and loongson2f processor names.
1692 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1696 * config/i386/i386.c (ix86_function_arg_boundary): Use
1697 alignment of canonical type.
1698 (ix86_expand_vector_move): Check unaligned memory access for
1701 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1703 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1704 Moved to the front of file.
1706 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1707 H.J. Lu <hongjiu.lu@intel.com>
1709 * dwarf2out.c (current_fde): New.
1711 (lookup_cfa:): Likewise.
1712 (dwarf2out_end_epilogue): Likewise.
1713 (dwarf2out_note_section_used): Likewise.
1715 2008-05-27 Michael Matz <matz@suse.de>
1718 * c.opt (Wenum-compare): New warning option.
1719 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1721 2008-05-27 Michael Matz <matz@suse.de>
1724 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1726 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1727 into memory as tail calls.
1729 2008-05-27 Richard Guenther <rguenther@suse.de>
1731 PR tree-optimization/36339
1732 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1733 pointers cause all addressable variables to be call clobbered.
1735 2008-05-27 Richard Guenther <rguenther@suse.de>
1737 PR tree-optimization/36245
1738 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1740 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1742 * config/s390/s390.md: Replace all occurences of the 'm'
1743 constraint with 'RT'.
1745 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1747 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1749 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1751 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1752 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1753 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1755 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1757 * reload.c: (find_reloads): Skip alternatives according to the
1758 "enabled" attribute. Constify the constraint variable.
1759 * recog.c (get_attr_enabled): Add default implementation.
1760 (extract_insn): Set the alternative_enabled_p array
1761 in the recog_data struct.
1762 (preprocess_constraints, constrain_operands): Skip
1763 alternatives according to the "enabled" attribute
1764 * recog.h (struct recog_data): New field alternative_enabled_p.
1765 (skip_alternative): New inline function.
1766 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1767 (record_reg_classes): Skip alternative according to the
1768 "enabled" attribute.
1770 * doc/md.texi: Add documention for the "enabled" attribute.
1772 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1774 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1775 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1776 constraint with TARGET_MEM_CONSTRAINT.
1777 * recog.c (asm_operand_ok, preprocess_constraints,
1778 constrain_operands): Likewise.
1779 * regclass.c (record_reg_classes): Likewise.
1780 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1781 * reload1.c (maybe_fix_stack_asms): Likewise.
1782 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1783 * recog.h: Adjust comment.
1784 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1785 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1786 * doc/md.texi: Add a note to description of 'm' constraint.
1787 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1789 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1791 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1792 that the bitfield is of integral type before testing its precision.
1794 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1795 Sa Liu <saliu@de.ibm.com>
1797 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1798 __modti3, __udivti3, __umodti3 and __udivmodti4.
1799 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1800 that implement TImode mul and div functions.
1801 * config/spu/multi3.c: New. Implement __multi3.
1802 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1803 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1806 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1808 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1809 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1810 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1811 tls_sysv_suffix): New mode and mode attribute iterators.
1812 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1813 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1814 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1815 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1816 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1819 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1821 PR tree-optimization/36329
1822 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1823 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1824 * cgraphbuild.c (initialize_inline_failed): Use the latter
1825 macro in lieu of the former.
1826 * ipa-inline.c (cgraph_mark_inline): Likewise.
1827 (cgraph_decide_inlining_of_small_function): Likewise.
1828 (cgraph_decide_inlining): Likewise.
1829 (cgraph_decide_inlining_incrementally): Likewise.
1831 2008-05-26 Tristan Gingold <gingold@adacore.com>
1832 Anatoly Sokolov <aesok@post.ru>
1834 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1835 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1836 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1837 optimization for 'avr6' architecture.
1839 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1842 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1844 2008-05-26 Richard Guenther <rguenther@suse.de>
1846 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1847 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1849 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1852 * caller-save.c (insert_restore): Verify alignment of spill space.
1853 (insert_save): Likewise.
1854 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1855 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1856 (STACK_SLOT_ALIGNMENT): Likewise.
1857 * function.c (LOCAL_ALIGNMENT): Removed.
1858 (get_stack_local_alignment): New.
1859 (assign_stack_local): Use it. Set alignment on stack slot.
1860 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1861 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1862 (STACK_SLOT_ALIGNMENT): New.
1863 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1864 stack slot in XFmode.
1866 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1868 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1871 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1872 argument operand in rax isn't removed.
1874 2008-05-26 Richard Guenther <rguenther@suse.de>
1877 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1878 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1880 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1883 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1885 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1887 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1888 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1890 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1892 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1893 build a trampoline if we don't want one.
1894 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1895 return zero for nested functions if we don't want a trampoline.
1897 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1899 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1901 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1904 * c.opt: Removed undocumented option '-lang-fortran'.
1905 * c-common.h: Removed global variable 'lang_fortran'.
1906 * c-opts.c (c_common_handle_option): Removed code to handle
1907 option '-lang-fortran'. Updated includes.
1908 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1909 definition of '__GFORTRAN__'.
1910 (define__GNUC__): Reimplemented to use BASEVER and
1911 cpp_define_formatted.
1912 (builtin_define_with_value_n): Removed.
1913 * c-incpath.h: Renamed to ...
1914 * incpath.h: ... this.
1915 * c-incpath.c: Renamed to ...
1916 * incpath.c: ... this. Updated includes.
1917 * fix-header.c: Updated includes.
1918 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1919 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1920 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1922 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1924 * tree.h: Update the table of flags used on tree nodes.
1925 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1926 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1927 (FORCED_LABEL): Add access check.
1928 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1929 (ASM_INPUT_P): Likewise.
1930 (ASM_VOLATILE_P): Likewise.
1931 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1932 (OMP_SECTION_LAST): Access private_flag directly.
1933 (OMP_RETURN_NOWAIT): Likewise.
1934 (OMP_PARALLEL_COMBINED): Likewise.
1935 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1936 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1937 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1938 deprecated_flag directly.
1940 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1942 * final.c (frame_pointer_needed): Removed.
1943 * flags.h (frame_pointer_needed): Likewise.
1945 * function.h (rtl_data): Add frame_pointer_needed.
1946 (frame_pointer_needed): New.
1948 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1950 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1952 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1954 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1957 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1959 * c-common.c (strip_array_types): Move function to..
1961 (get_inner_array_type): Delete.
1962 * c-common.h (strip_array_types): Move declaration to..
1964 (get_inner_array_type): Delete.
1965 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1966 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1967 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1968 * config/pa/pa.c (emit_move_sequence): Likewise.
1970 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1972 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1975 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1977 * function.c: Include target hook for nonlocal_goto frame value.
1979 2008-05-24 Richard Guenther <rguenther@suse.de>
1981 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1982 variable can be only accessed through a pointer or a union.
1984 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1986 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1987 * doc/extend.texi: Likewise.
1989 2008-05-23 DJ Delorie <dj@redhat.com>
1991 * config/m32c/jump.md (untyped_call): Add.
1993 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1995 (m32c_address_cost): Detail costs for indirect offsets.
1997 2008-05-23 Rafael Espindola <espindola@google.com>
1999 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
2000 if a node is a SUBREG.
2001 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
2004 2008-05-23 Paul Brook <paul@codesourcery.com>
2005 Carlos O'Donell <carlos@codesourcery.com>
2007 * doc/extend.texi: Clarify use of __attribute__((naked)).
2008 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2009 * target.h (gcc_target): Add allocate_stack_slots_for_args.
2010 * function.c (use_register_for_decl): Use
2011 targetm.calls.allocate_stack_slots_for_args.
2012 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
2013 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
2014 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
2016 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
2018 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
2020 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
2022 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
2023 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
2024 is only rounded once.
2026 2008-05-23 Richard Guenther <rguenther@suse.de>
2028 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
2030 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2031 Jakub Jelinek <jakub@redhat.com>
2034 * configure.ac: Handle --enable-cld.
2035 * configure: Regenerated.
2036 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
2037 * config/i386/i386.h (struct machine_function): Add needs_cld field.
2038 (ix86_current_function_needs_cld): New define.
2039 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
2040 (cld): New isns pattern.
2041 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2042 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2043 * config/i386/i386.opt (mcld): New option.
2044 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2045 TARGET_CLD and ix86_current_function_needs_cld.
2046 (override_options): Use -mcld by default for 32-bit code if
2049 * doc/install.texi (Options specification): Document --enable-cld.
2050 * doc/invoke.texi (Machine Dependent Options)
2051 [i386 and x86-64 Options]: Add -mcld option.
2052 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2054 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2055 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2056 (return_in_memory_64): Likewise.
2057 (return_in_memory_ms_64): Likewise.
2059 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2061 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2062 * builtins.c (fold_builtin_fpclassify): New.
2063 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2064 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2065 * c-common.c (handle_type_generic_attribute): Adjust to accept
2066 fixed arguments before an elipsis.
2067 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2068 * doc/extend.texi: Document __builtin_fpclassify.
2070 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2072 * omp-low.c (gate_expand_omp_ssa): Remove.
2073 (pass_expand_omp_ssa): Remove.
2074 (gate_expand_omp): Do not check for flag_openmp_ssa.
2075 * common.opt (-fopenmp-ssa): Remove.
2076 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2078 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2080 * config/sh/sh.opt (mfixed-range): New option.
2081 * config/sh/sh-protos.h (sh_fix_range): Declare.
2082 * config/sh/sh.c (sh_fix_range): New function.
2083 * config/sh/sh.h (sh_fixed_range_str): Declare.
2084 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2086 * doc/invoke.texi (SH Options): Document -mfixed-range.
2088 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2090 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2091 it before the redeclaration.
2093 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2095 * config/avr/avr.c (get_sequence_length): Add new function.
2096 (expand_prologue, expand_epilogue): Remove duplicate code.
2098 2008-05-22 Rafael Espindola <espindola@google.com>
2100 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
2103 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
2105 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
2106 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
2108 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
2109 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
2110 (vect_update_misalignment_for_peel): Likewise.
2111 (vector_alignment_reachable_p): Likewise.
2112 * tree-vect-transform.c (vectorizable_load): Likewise.
2113 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2114 (get_vectype_for_scalar_type): Pass mode of scalar_type
2115 to UNITS_PER_SIMD_WORD.
2117 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
2118 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2119 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2120 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2121 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2123 2008-05-22 Ira Rosen <irar@il.ibm.com>
2125 PR tree-optimization/36293
2126 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2127 if the first load must be skipped because of a gap.
2129 2008-05-22 Richard Guenther <rguenther@suse.de>
2131 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2132 more cases of offset disambiguation that is possible if
2133 strict-aliasing rules apply.
2134 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2135 for basic offset and type-based disambiguation.
2137 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2139 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2140 ix86_expand_vector_set on V16QImode for SSE4.1.
2142 2008-05-21 Tom Tromey <tromey@redhat.com>
2144 * c.opt (Wimport): Mark as undocumented.
2145 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2147 (Warning Options): Likewise.
2148 * doc/cppopts.texi: Don't mention -Wimport.
2150 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2152 PR tree-optimization/36287
2153 PR tree-optimization/36286
2154 * lambda-code.c (build_access_matrix): Do not use the loop->num
2155 for computing the number of induction variables: use the loop depth
2158 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2161 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2162 option -f(no-)leading-underscore.
2164 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2166 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2167 GET_MODE_NUNITS (mode).
2169 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2171 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2172 (-mmulhw): Add 464 to description.
2173 (-mdlmzb): Likewise.
2174 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2175 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2177 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2178 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2179 * config/rs6000/rs6000.md: Update comments for 464.
2181 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2183 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2185 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2187 * config/i386/sse.md (vec_extractv4sf): Removed.
2188 (vec_extractv2df): Likewise.
2189 (vec_extractv2di): Likewise.
2190 (vec_extractv4si): Likewise.
2191 (vec_extractv8hi): Likewise.
2192 (vec_extractv16qi): Likewise.
2193 (vec_extract<mode>): New.
2195 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2197 * config/i386/sse.md (vec_setv4sf): Removed.
2198 (vec_setv2df): Likewise.
2199 (vec_setv2di): Likewise.
2200 (vec_setv4si): Likewise.
2201 (vec_setv8hi): Likewise.
2202 (vec_setv16qi): Likewise.
2203 (vec_set<mode>): New.
2205 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2207 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2208 goto for vec_concat and vec_interleave.
2210 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2212 * config/i386/sse.md (vec_initv4sf): Removed.
2213 (vec_initv2df): Likewise.
2214 (vec_initv2di): Likewise.
2215 (vec_initv4si): Likewise.
2216 (vec_initv8hi): Likewise.
2217 (vec_initv16qi): Likewise.
2218 (vec_init<mode>): New.
2220 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2222 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2224 2008-05-21 Tom Tromey <tromey@redhat.com>
2226 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2227 (zone_find_object_offset): Likewise.
2228 (gt_ggc_m_S): Likewise.
2229 (highest_bit): Likewise.
2230 * ggc-page.c (gt_ggc_m_S): New function.
2231 * stringpool.c (string_stack): Remove.
2232 (init_stringpool): Update.
2233 (ggc_alloc_string): Use ggc_alloc.
2234 (maybe_delete_ident): New function.
2235 (ggc_purge_stringpool): Likewise.
2236 (gt_ggc_m_S): Remove.
2237 * ggc-common.c (ggc_protect_identifiers): New global.
2238 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2239 ggc_protect_identifiers.
2240 * ggc.h (ggc_protect_identifiers): Declare.
2241 (gt_ggc_m_S): Update.
2242 (ggc_purge_stringpool): Declare.
2243 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2244 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2246 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2248 2008-05-21 David S. Miller <davem@davemloft.net>
2250 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2253 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2255 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2258 2008-05-20 David Daney <ddaney@avtrex.com>
2260 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2261 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2262 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2263 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2264 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2265 (atomic_hiqi_op): New define_code_iterator.
2266 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2267 mips_expand_compare_and_swap_12.
2268 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2269 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2270 (sync_<optab><mode>, sync_old_<optab><mode>,
2271 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2272 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2273 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2274 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2275 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2276 (test_and_set_12): New insn.
2277 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2278 sync_new_<optab><mode>, sync_old_nand<mode>,
2279 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2280 clobber to operand 0 for SI and DI mode insns.
2281 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2282 mips_gen_fn_4): New typedefs.
2283 (mips_gen_fn_ptrs): Define new union type.
2284 (mips_expand_compare_and_swap_12): Remove declaration.
2285 (mips_expand_atomic_qihi): Declare function.
2286 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2287 (mips_expand_atomic_qihi): ... this. Use new generator function
2289 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2290 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2291 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2292 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2293 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2294 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2295 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2296 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2297 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2298 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2301 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2303 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2306 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2308 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2309 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2310 (avr_attribute_table): Add 'OS_main' function attribute.
2311 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2312 functions with 'OS_main' attribute.
2314 2008-05-20 Richard Guenther <rguenther@suse.de>
2316 PR tree-optimization/35204
2317 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2318 helper, split out from ...
2319 (DFS): ... here. Make the DFS walk non-recursive.
2321 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2322 Jan Sjodin <jan.sjodin@amd.com>
2324 PR tree-optimization/36181
2325 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2326 (parallelize_loops): Don't parallelize when the loop has vector
2329 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2330 Sebastian Pop <sebastian.pop@amd.com>
2332 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2333 matrix, and never look at the tree representation of the memory
2335 (linear_transform_loops): Computes parameters and access matrices.
2336 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2338 (access_matrix_get_index_for_parameter): New.
2339 * tree-data-ref.h (struct access_matrix): New.
2340 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2341 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2342 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2343 am_vector_index_for_loop): New.
2344 (struct data_reference): Add field access_matrix.
2345 (DR_ACCESS_MATRIX): New.
2346 (compute_data_dependences_for_loop): Update declaration.
2347 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2348 * lambda.h (lambda_vector_vec_p): Declared.
2349 * lambda-code.c: Depend on pointer-set.h.
2350 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2351 av_for_af_base, av_for_af, build_access_matrix,
2352 lambda_compute_access_matrices): New.
2353 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2355 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2357 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2360 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2361 Sebastian Pop <sebastian.pop@amd.com>
2363 PR tree-optimization/36206
2364 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2366 (instantiate_scev_1): Rename flags to fold_conversions.
2367 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2368 outeside instantiation_loop.
2369 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2370 (evolution_function_is_affine_or_constant_p): Removed.
2371 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2373 (analyze_siv_subscript): Pass in the loop nest number.
2374 Call evolution_function_is_affine_in_loop instead of
2375 evolution_function_is_affine_p.
2376 (analyze_overlapping_iterations): Pass in the loop nest number.
2378 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2379 Sebastian Pop <sebastian.pop@amd.com>
2381 PR tree-optimization/36206
2382 * tree-chrec.h (chrec_fold_op): New.
2383 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2386 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2388 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2390 (remove_duplicates): Do not set inode on non-inode systems.
2393 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2395 * config.gcc (tm_file): Update comments about relative pathnames.
2397 2008-05-20 Richard Guenther <rguenther@suse.de>
2399 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2400 * tree-ssa-sccvn.c (process_scc): Likewise.
2401 * tree-ssa-sink.c (execute_sink_code): Likewise.
2402 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2403 * tree-vrp.c (process_assert_insertions): Likewise.
2404 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2405 (perform_tree_ssa_dce): Likewise.
2406 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2407 (dump_dominator_optimization_stats): Likewise.
2408 * tree-vectorizer.c (vectorize_loops): Likewise.
2410 2008-05-20 Richard Guenther <rguenther@suse.de>
2412 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2414 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2416 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2417 (ix86_i386elf_return_in_memory): Likewise.
2418 (ix86_i386interix_return_in_memory): Likewise.
2419 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2420 (SUBTARGET_RETURN_IN_MEMORY): New.
2421 * config/i386/i386elf.h: Likewise.
2422 * config/i386/ptx4-i.h: Likewise.
2423 * config/i386/sol2-10.h: Likewise.
2424 * config/i386/sysv4.h: Likewise.
2425 * config/i386/vx-common.h: Likewise.
2426 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2427 * config/i386/i386.c (ix86_return_in_memory): Made static and
2428 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2429 (ix86_i386elf_return_in_memory): Removed.
2430 (ix86_i386interix_return_in_memory): Removed.
2431 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2432 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2434 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2436 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2438 2008-05-19 Xinliang David Li <davidxl@google.com>
2440 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2442 * common.opt: Ditto.
2443 * doc/invoke.texi: Ditto.
2445 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2447 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2448 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2450 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2452 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2453 sizes of operand array from 8/4 to 4/2.
2454 (ix86_expand_vector_init_general): Change size of operand array
2455 from 32 to 16. Remove op0, op1 and half_mode.
2457 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2459 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2460 (ix86_expand_vector_init_interleave): Likewise.
2461 (ix86_expand_vector_init_general): Use them. Assert
2462 word_mode == SImode when n_words == 4.
2464 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2466 * config/i386/i386.c (ix86_secondary_reload): New static function.
2467 (TARGET_SECONDARY_RELOAD): New define.
2468 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2469 * config/i386/i386.md (reload_outqi): Remove.
2471 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2474 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2475 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2476 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2477 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2478 (fold_builtin_1): Likewise.
2479 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2480 c-common.c (check_builtin_function_arguments): Handle
2481 BUILT_IN_ISINF_SIGN.
2482 * doc/extend.texi: Document __builtin_isinf_sign.
2483 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2485 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2487 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2488 EH cleanup at the end of the pass, search for those that have been
2489 turned into forwarder blocks and do the cleanup on their successor.
2491 2008-05-18 Richard Guenther <rguenther@suse.de>
2493 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2494 pointers to sizetype and vice versa.
2496 2008-05-18 Xinliang David Li <davidxl@google.com>
2498 * gcc/tree-ssa-dce.c: Coding style fix.
2499 (check_pow): Documentation comment.
2500 (check_log): Documenation comment. Coding style fix.
2501 (is_unnecessary_except_errno_call): Ditto.
2502 (gen_conditions_for_pow): Ditto.
2503 (gen_conditions_for_log): Ditto.
2504 (gen_shrink_wrap_conditions): Ditto.
2505 (shrink_wrap_one_built_in_calls): Ditto.
2506 * gcc/doc/invoke.texi: Better documentation string.
2507 * ChangeLog: Fix wrong change log entries from
2508 May 17 checkin on function call DCE.
2510 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2512 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2514 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2516 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2517 * df-problems.c (simulation routines): Fixed block comment to
2518 properly say how to add forwards scanning functions.
2520 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2522 * tree-inline.c (setup_one_parameter): Remove dead code.
2524 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2526 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2527 a BIT_AND_EXPR only for an INTEGER_TYPE.
2529 2008-05-17 Xinliang David Li <davidxl@google.com>
2531 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2532 (check_pow, check_log, is_unnecessary_except_errno_call): New
2533 functions to check for eliminating math functions that are pure
2534 except for setting errno.
2535 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2536 general condition expressions for shrink-wrapping pow/log calls.
2537 (gen_shrink_wrap_conditions): Ditto.
2538 (shrink_wrap_one_built_in_call): Ditto.
2539 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2540 (mark_operand_necessary): If debugging, output if OP is necessary.
2541 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2543 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2545 * gcc/common.opt: New user flag -ftree-builtin-dce.
2546 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2548 2008-05-16 David S. Miller <davem@davemloft.net>
2550 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2551 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2553 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2556 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2558 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2560 * ifcvt.c (dead_or_predicable): Rename
2561 df_simulate_one_insn_backwards to df_simulate_one_insn.
2562 * recog.c (peephole2_optimize): Ditto.
2563 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2565 * df.h: Rename df_simulate_one_insn_backwards to
2566 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2567 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2568 scanning of defs and uses.
2569 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2570 (df_simulate_one_insn_forwards): Removed.
2572 2008-05-16 Doug Kwan <dougkwan@google.com>
2574 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2576 (real_from_string): Handle NaNs and Inf as approriate.
2578 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2580 * doc/gty.texi (Source Files Containing Type Information): Note
2581 that headers should appear first in the gtfiles list.
2583 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2585 * tree.def (COND_EXEC): Properly documented this code.
2587 2008-05-16 Diego Novillo <dnovillo@google.com>
2589 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2590 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2593 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2595 * tree-ssa-dse (max_stmt_uid): Removed.
2596 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2597 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2598 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2599 * function.h (cfun.last_stmt_uid): New field.
2600 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2601 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2603 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2604 (create_stmt_ann): Initialize the ann->uid field.
2605 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2607 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2609 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2611 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2612 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2613 (init_empty_tree_cfg): Call it.
2615 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2617 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2620 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2622 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2623 * tree-dump.c (dump_options): New verbose option.
2624 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2626 * tree-pass.h (TDF_VERBOSE): New dump flag.
2627 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2628 (tree-flow.h): Added include.
2629 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2631 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2633 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2635 From Jie Zhang <jie.zhang@analog.com>
2636 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2637 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2638 mcpu=bf561-none and mcpu=bf561-0.2.
2639 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2640 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2641 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2642 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2643 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2644 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2645 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2647 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2648 (cputype_selected): Remove.
2649 (bfin_handle_option): Don't use cputype_selected.
2650 (override_options): When no mcpu option, enable all workarounds.
2651 Don't use bfin_workarounds.
2652 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2654 (DEFAULT_CPU_TYPE): Don't define.
2656 2008-05-16 Richard Guenther <rguenther@suse.de>
2658 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2659 on deletion of the last stmt.
2661 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2663 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2664 V8HImode for SSE2 and V16QImode for SSE4.1.
2666 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2668 * cgraph.h (compute_inline_parameters): Made public.
2669 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2670 variable_generate_summary, function_write_summary,
2671 variable_write_summary, variable_read_summary. Added generate_summary,
2672 write_summary, read_summary.
2673 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2674 pass_ipa_inline.function_generate_summary, to
2675 compute_inline_parameters.
2676 * ipa-inline.c (compute_inline_parameters): Made public and added
2678 (compute_inline_parameters_for_current): New function.
2679 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2680 (inline_generate_summary): Removed parameter and made to loop over
2682 (pass_ipa_inline): Updated for new IPA_PASS structure.
2683 * passes.c (execute_ipa_summary_passes): Now is called once per
2684 pass rather than once per node*pass.
2686 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2688 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2689 avr_have_mul_p, avr_asm_only_p): Remove variables.
2690 (avr_override_options): Remove initialization of removed variables.
2691 (avr_file_start): Convert removed variables to fields of
2692 'struct base_arch_s *avr_current_arch'.
2693 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2694 (AVR_HAVE_MUL): (Ditto.).
2695 (AVR_HAVE_MOVW): (Ditto.).
2696 (AVR_HAVE_LPMX): (Ditto.).
2697 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2698 avr_asm_only_p): Remove declaration.
2700 2008-05-15 Diego Novillo <dnovillo@google.com>
2702 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2703 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2705 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2708 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2709 Don't call record_truncated_value from here.
2710 (record_truncated_value): Turn it into a for_each_rtx callback.
2711 (record_truncated_values): New function.
2712 (combine_instructions): Call note_uses with record_truncated_values.
2713 Change name of check_conversion to check_promoted_subreg.
2715 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2717 * doc/sourcebuild.texi: Document support for torture tests.
2719 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2721 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2722 to alternative 4 of operand 2.
2724 2008-05-15 Richard Guenther <rguenther@suse.de>
2726 * tree-pass.h (current_pass): Declare.
2727 (get_pass_for_id): Likewise.
2728 * passes.c (passes_by_id, passes_by_id_size): New globals.
2729 (set_pass_for_id): New function.
2730 (get_pass_for_id): Likewise.
2731 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2732 (execute_function_todo): Flush per function statistics.
2733 * toplev.c (compile_file): Init statistics.
2734 (general_init): Do early statistics initialization.
2735 (finalize): Finish statistics.
2736 * statistics.h (statistics_early_init): Declare.
2737 (statistics_init): Likewise.
2738 (statistics_fini): Likewise.
2739 (statistics_fini_pass): Likewise.
2740 (statistics_counter_event): Likewise.
2741 (statistics_histogram_event): Likewise.
2742 * statistics.c: New file.
2743 * Makefile.in (OBJS-common): Add statistics.o.
2744 (statistics.o): Add dependencies.
2745 * doc/invoke.texi (-fdump-statistics): Document.
2747 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2749 (execute_pre): Use statistics_counter_event.
2750 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2751 (substitute_and_fold): Increment it. Use statistics_counter_event.
2753 2008-05-15 Diego Novillo <dnovillo@google.com>
2755 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2757 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2758 * tree-ssa-alias.c (new_type_alias): Remove references to
2759 sub-variables from comment.
2760 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2762 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2764 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2765 attribute to 1 only for insertps alternative.
2767 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2769 * config/bfin/bfin.md (loadbytes): New pattern.
2770 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2771 (bfin_init_builtins): Initialize it.
2772 (bdesc_1arg): Add it.
2774 2008-05-15 Sa Liu <saliu@de.ibm.com>
2776 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2777 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2778 * testsuite/lib/target-supports.exp: Add
2779 check_effective_target_fortran_integer_16.
2781 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2783 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2784 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2785 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2786 (TARGET_RETURN_IN_MEMORY): Define.
2788 2008-05-15 Richard Guenther <rguenther@suse.de>
2791 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2792 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2793 represent unmodifiable vars.
2795 2008-05-15 Richard Guenther <rguenther@suse.de>
2797 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2798 INDIRECT_REF and TARGET_MEM_REF.
2799 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2802 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2803 H.J. Lu <hongjiu.lu@intel.com>
2805 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2806 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2807 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2808 insn alternatives. Add missing alternatives.
2809 (*vec_concatv2di_rex64_sse4_1): Likewise.
2810 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2811 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2814 2008-05-15 Richard Guenther <rguenther@suse.de>
2816 PR tree-optimization/36009
2817 PR tree-optimization/36204
2818 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2819 (determine_invariantness_stmt): Record the loop a store is
2821 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2824 2008-05-15 Richard Guenther <rguenther@suse.de>
2826 PR tree-optimization/34330
2827 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2828 through the pointer will alias the SMT.
2830 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2832 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2834 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2836 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2838 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2839 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2841 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2842 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2843 (vashl_optab): New optab for vector/vector shifts.
2844 (vashr_optab): Ditto.
2845 (vlshr_optab): Ditto.
2846 (vrotl_optab): Ditto.
2847 (vrotr_optab): Ditto.
2848 (optab_subtype): New enum for optab_for_tree_code call.
2849 (optab_for_tree_code): Add enum optab_subtype argument.
2851 * optabs.c (optab_for_tree_code): Take an additional argument to
2852 distinguish between a vector shift by a scalar and vector shift by
2853 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2854 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2855 vector shift by a vector.
2856 (expand_widen_pattern_expr): Pass additional argument to
2857 optab_for_tree_code.
2859 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2860 vrotl_optab, vrotr_optab.
2862 * expr.c (expand_expr_real_1): Update calls to
2863 optab_for_tree_code to distinguish between vector shifted by a
2864 scalar and vector shifted by a vector.
2865 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2866 (supportable_narrowing_operation): Ditto.
2867 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2868 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2869 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2870 (vect_create_epilog_for_reduction): Ditto.
2871 (vectorizable_reduction): Ditto.
2872 (vectorizable_operation): Ditto.
2873 (vect_strided_store_supported): Ditto.
2874 (vect_strided_load_supported): Ditto.
2875 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2876 * expmed.c (expand_shift): Ditto.
2878 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2880 (ashr@var{m}3): Ditto.
2881 (vashl@var{m}3): Document new vector/vector shift standard name.
2882 (vashr@var{m}3): Ditto.
2883 (vlshr@var{m}3): Ditto.
2884 (vrotl@var{m}3): Ditto.
2885 (vrotr@var{m}3): Ditto.
2887 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2888 (PPERM_INVERT): Ditto.
2889 (PPERM_REVERSE): Ditto.
2890 (PPERM_REV_INV): Ditto.
2891 (PPERM_ZERO): Ditto.
2892 (PPERM_ONES): Ditto.
2893 (PPERM_SIGN): Ditto.
2894 (PPERM_INV_SIGN): Ditto.
2895 (PPERM_SRC1): Ditto.
2896 (PPERM_SRC2): Ditto.
2898 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2899 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2900 allows a memory operand to be the value being added, and split it
2901 to improve vectorization.
2902 (sse5_pmacsdqh_mem): Ditto.
2903 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2904 (sse5_mulv2div2di3_high): Ditto.
2905 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2906 (vec_pack_trunc_v4si): Ditto.
2907 (vec_pack_trunc_v2di): Ditto.
2908 (sse5_pcmov_<mode>): Remove code that tried to use use
2909 andps/andnps instead of pcmov.
2910 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2911 pmacsdqh instructions.
2912 (vec_widen_smult_lo_v4si): Ditto.
2914 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2915 (PPERM_INVERT): Ditto.
2916 (PPERM_REVERSE): Ditto.
2917 (PPERM_REV_INV): Ditto.
2918 (PPERM_ZERO): Ditto.
2919 (PPERM_ONES): Ditto.
2920 (PPERM_SIGN): Ditto.
2921 (PPERM_INV_SIGN): Ditto.
2922 (PPERM_SRC1): Ditto.
2923 (PPERM_SRC2): Ditto.
2924 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2926 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2928 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2929 says ignore whether the last reference is a memory operand.
2931 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2932 Paolo Bonzini <bonzini at gnu dot org>
2934 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2937 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2938 (vlshr<mode>3): Rename from vlshr<mode>3.
2939 (vashr<mode>3): Rename from vashr<mode>3.
2940 (mulv4sf3): Change the names of vector shift patterns.
2944 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2947 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2972 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2973 (floatunssidf2_internal): Change vector/vector shift names.
2974 (floatunsdidf2_internal): Ditto.
2981 (vashl<mode>3): Rename from ashl<mode>3.
2982 (vashr<mode>3): Rename from ashr<mode>3.
2983 (vlshr<mode>3): Rename from lshr<mode>3.
2984 (vrotl<mode>3): Rename from rotl<mode>3.
2986 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2989 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2990 multiply gives the wrong value when doing widening multiplies.
2991 (vec_widen_smult_lo_v4si): Ditto.
2993 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2995 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2996 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2997 emit_library_call_value.
2998 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2999 * tree.h (ECF_LIBCALL_BLOCK): Removed.
3000 * calls.c (initialize_argument_information, precompute_arguments,
3001 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
3002 (precompute_arguments): Removed flags parameter.
3003 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
3005 2008-05-14 Richard Guenther <rguenther@suse.de>
3007 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
3008 Make sure to register the store if the use is a PHI_NODE.
3010 2008-05-14 Olivier Hainque <hainque@adacore.com>
3012 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3013 memory if the component is to be referenced in BLKmode according
3014 to get_inner_reference.
3016 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
3018 * calls.c (emit_library_call_value_1): Restore code clearing
3019 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
3021 2008-05-14 Olivier Hainque <hainque@adacore.com>
3022 Nicolas Roche <roche@adacore.com>
3024 * configure.ac: Add support for a "gcc_subdir" variable in
3025 config-lang.in, to denote a subdirectory where the language/GCC
3026 integration files are to be found.
3027 * configure: Regenerate.
3029 2008-05-14 Ira Rosen <irar@il.ibm.com>
3031 PR tree-optimization/36098
3032 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
3033 value for the first load in the group in case of a gap.
3034 (vect_build_slp_tree): Check that there are no gaps in loads.
3036 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
3038 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
3039 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
3040 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3041 emit_insn and remove unneeded code to construct extra args.
3042 (emit_no_conflict_block): Removed.
3043 * optabls.h: (emit_no_conflict_block): Removed.
3044 * cse.c (cse_extended_basic_block): Remove search for
3045 REG_NO_CONFLICT note.
3046 * global.c: Removed incorrect comment added in revision 117.
3047 * expr.c (convert_move): Change call to emit_no_conflict_block to
3049 * recog.c: Change comments so that they do not mention
3051 * local_alloc.c (combine_regs): Removed last parameter.
3052 (no_conflict_p): Removed.
3053 (block_alloc): Removed note, no_conflict_combined_regno and set
3054 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3055 (combine_regs): Removed already_dead and code to look for
3056 REG_NO_CONFLICT notes.
3057 * lower_subreg (remove_retval_note): Removed code to look for
3058 REG_NO_CONFLICT block.
3059 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3060 (resolve_clobber): Remove code to process libcalls that have
3061 REG_NO_CONFLICT notes.
3062 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3064 * combine.c (can_combine_p, distribute_notes): Removed
3065 REG_NO_CONFLICT case.
3066 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3068 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3069 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3071 * reg-notes.def (NO_CONFLICT): Removed.
3073 2008-05-14 David S. Miller <davem@davemloft.net>
3075 * config/sparc/sparc.c (sparc_profile_hook): If
3076 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3077 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3078 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3080 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3082 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3084 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3087 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3088 and op1 expansion before vector concat to have less live pseudos.
3090 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3092 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3093 ix86_expand_vector_set if supported.
3095 2008-05-13 Diego Novillo <dnovillo@google.com>
3096 Kenneth Zadeck <zadeck@naturalbridge.com>
3098 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3100 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3101 phinodes_print_statistics, init_ssanames, fini_ssanames,
3102 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
3103 release_ssa_name, release_defs, replace_ssa_name_symbol,
3104 ssanames_print_statistics): Move ...
3105 * tree-flow.h: ... here.
3106 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
3107 Use FN instead of cfun.
3108 (make_ssa_name_fn): Rename from make_ssa_name.
3109 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
3110 * tree-flow-inline.h (make_ssa_name): Move from
3111 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
3112 * omp-low.c (expand_omp_parallel):
3113 * tree-flow-inline.h (redirect_edge_var_map_result):
3114 * tree-ssa.c (init_tree_ssa): Add argument FN.
3115 Use it instead of cfun. Update all users.
3117 2008-05-13 Tom Tromey <tromey@redhat.com>
3119 PR preprocessor/22168:
3120 * doc/cpp.texi (Top): Update menu.
3121 (Alternatives to Wrapper #ifndef): New node.
3122 (Other Directives): Document deprecation.
3123 (Obsolete Features): Remove menu.
3124 (Assertions): Merge node into Obsolete Features.
3125 (Obsolete once-only headers): Move earlier; rename to Alternatives
3127 * doc/cppopts.texi: Update.
3128 * c.opt (Wdeprecated): Enable for C and ObjC.
3129 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3130 (C++ Dialect Options): Move -Wno-deprecated from here to...
3131 (Warning Options): ... here.
3133 2008-05-13 Richard Guenther <rguenther@suse.de>
3136 * fold-const.c (fold_sign_changed_comparison): Do not allow
3137 changes in pointer-ness.
3139 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3142 * config/sh/sh.c (sh_expand_prologue): Don't clear
3143 RTX_FRAME_RELATED_P for push insns.
3145 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3147 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3149 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3151 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3152 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3153 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3155 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3157 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3158 (*vec_concatv4sf_sse): This.
3159 (*sse2_concatv2si): Renamed to ...
3160 (*vec_concatv2si_sse2): This.
3161 (*sse1_concatv2si): Renamed to ...
3162 (*vec_concatv2si_sse): This.
3163 (*vec_concatv2di_rex): Renamed to ...
3164 (*vec_concatv2di_rex64): This.
3165 (*vec_concatv2si_sse4_1): New.
3166 (*vec_concatv2di_rex64_sse4_1): Likewise.
3168 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3170 PR rtl-optimization/36111
3171 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3172 that was created for swappable operands.
3174 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3177 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3178 * configure.ac: Add call to ACX_PROG_GNAT.
3180 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3182 * optc-gen.awk: Fix comment typo.
3184 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3186 * pretty-print.c (pp_integer_with_precision): Use
3187 HOST_LONG_LONG_FORMAT.
3189 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3191 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3193 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3195 * config/i386/i386.c (bdesc_ptest): Removed.
3196 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3197 (bdesc_args): Add __builtin_ia32_ptestz128,
3198 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3199 (ix86_init_mmx_sse_builtins): Updated.
3200 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3201 (ix86_expand_builtin): Updated.
3203 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3205 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3206 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3208 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3210 * value-prof.c (interesting_stringop_to_profile): Do not
3211 return early for BUILT_IN_MEMPCPY.
3213 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3215 * calls.c (expand_call): Don't use callgraph to increase
3216 preferred_stack_boundary.
3218 * cgraph.h (cgraph_rtl_info): Use unsigned on
3219 preferred_incoming_stack_boundary.
3221 * final.c (rest_of_clean_state): Use unsigned on
3222 preferred_stack_boundary.
3224 2008-05-09 Tom Tromey <tromey@redhat.com>
3226 PR preprocessor/22231:
3227 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3230 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3232 PR tree-optimization/36129
3233 * tree-ssa-ccp.c: Include value-prof.h.
3234 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3235 built-in function was folded to a constant.
3236 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3238 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3239 Sebastian Pop <sebastian.pop@amd.com>
3241 * tree-scalar-evolution.c: Document instantiate_scev.
3242 (instantiate_parameters_1): Renamed instantiate_scev_1.
3243 Don't use the same loop for instantiation_loop and evolution_loop.
3244 (instantiate_scev): New.
3245 (instantiate_parameters): Moved...
3246 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3247 same loop twice. Maintains the semantics for this function.
3248 * tree-scalar-evolution.h (instantiate_scev): Declare.
3249 (instantiate_parameters): ...here. Now static inline.
3250 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3251 instead of resolve_mixers.
3253 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3255 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3257 2008-05-09 Tomas Bily <tbily@suse.cz>
3259 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3260 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3261 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3262 * c-common.c (c_common_truthvalue_conversion): Likewise.
3263 * tree-object-size.c (compute_object_offset): Likewise.
3264 * tree-inline.c (estimate_num_insns_1): Likewise.
3265 * varasm.c (const_hash_1, compare_constant, copy_constant)
3266 (compute_reloc_for_constant, output_addressed_constants)
3267 (initializer_constant_valid_p): Likewise.
3268 * c-omp.c (check_omp_for_incr_expr): Likewise.
3269 * gimplify.c (gimplify_expr): Likewise.
3270 * c-typeck.c (c_finish_return): Likewise.
3271 * tree-vectorizer.c (supportable_widening_operation)
3272 (supportable_narrowing_operation): Likewise.
3273 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3274 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3275 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3276 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3277 (descr_info_loc): Likewise.
3278 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3279 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3280 (fold_unary): Likewise.
3281 * builtins.c (get_pointer_alignment): Likewise.
3282 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3283 (instantiate_parameters_1): Likewise.
3284 * tree.c (expr_align, stabilize_reference): Likewise.
3285 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3286 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3287 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3288 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3289 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3290 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3292 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3293 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3294 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3295 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3296 (forward_propagate_comparison)
3297 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3298 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3299 * emit-rtl.c (component_ref_for_mem_expr)
3300 (set_mem_attributes_minus_bitpos): Likewise.
3301 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3302 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3304 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3305 (build_function_call, pointer_diff, build_compound_expr)
3306 (c_finish_return): Likewise.
3307 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3308 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3310 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3311 * expr.c (is_aligning_offset): Likewise.
3312 * tree-ssa-alias.c (is_escape_site): Likewise.
3313 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3314 (check_all_va_list_escapes): Likewise.
3315 * tree-ssa-loop-ivopts.c (determine_base_object)
3316 (determine_common_wider_type): Likewise.
3317 * dojump.c (do_jump): Likewise.
3318 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3319 * tree-gimple.c (is_gimple_cast): Likewise.
3320 * fold-const.c (decode_field_reference, )
3321 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3322 (fold_binary): Likewise.
3323 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3324 (already_warned_in_frontend_p): Likewise.
3325 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3326 * tree.c (really_constant_p, get_unwidened): Likewise.
3327 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3328 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3329 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3331 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3333 (CONVERT_EXPR_P): Define.
3334 (CASE_CONVERT): Define.
3336 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3339 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3340 (delete_unmarked_insns): When deleting a call, call
3341 delete_unreachable_blocks.
3342 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3343 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3345 2008-05-08 Richard Guenther <rguenther@suse.de>
3347 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3348 (-ftree-salias): Likewise.
3349 (salias-max-implicit-fields): Remove param documentation.
3350 (salias-max-array-elements): Likewise.
3351 * tree-pass.h (pass_create_structure_vars): Remove.
3352 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3353 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3354 * tree-ssa-alias.c (create_structure_vars): Remove.
3355 (gate_structure_vars): Likewise.
3356 (pass_create_structure_vars): Likewise.
3357 (gate_build_alias): Likewise.
3358 (pass_build_alias): Adjust to run always and dump the function.
3359 * common.opt (ftree-salias): Hide.
3360 * passes.c (init_optimization_passes): Remove
3361 pass_create_structure_vars, adjust comment.
3362 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3363 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3364 * opts.c (decode_options): Do not set flag_tree_salias.
3365 (common_handle_option): Add OPT_ftree_salias to the backward
3366 compatibility section.
3368 2008-05-08 Richard Guenther <rguenther@suse.de>
3370 * tree-flow-inline.h (var_can_have_subvars): Move ...
3371 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3372 * tree-flow.h (var_can_have_subvars): Remove.
3373 (push_fields_onto_fieldstack): Remove.
3374 (sort_fieldstack): Likewise.
3375 (struct fieldoff): Move ...
3376 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3377 alias_set and base_for_components fields.
3378 (sort_fieldstack): Make static.
3379 (push_fields_onto_fieldstack): Likewise. Remove code that
3380 handles anything but RECORD_TYPEs. Remove alias_set and
3381 base_for_components handling.
3382 (create_variable_info_for): Adjust.
3384 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3386 * common.opt (Wframe-larger-than=): Shorten the help message
3388 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3390 2008-05-08 Rafael Espindola <espindola@google.com>
3392 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3394 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3395 trap and that both operands are gimple values.
3396 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3397 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3400 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3402 * read-rtl.c (join_c_conditions): Return the first string if the
3403 two strings are equal.
3405 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3407 * gensupport.h (pred_data): Add a "num_codes" field.
3408 (add_predicate_code): Declare.
3409 * gensupport.c (add_predicate_code): New function.
3410 (std_pred_table): Add an "allows_const_p" field.
3411 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3412 Remove the (incomplete) list of such codes from the codes field.
3413 (init_predicate_table): Use add_predicate_code. Add all
3414 RTX_CONST_OBJs if allows_const_p is true.
3415 * genrecog.c (process_define_predicate): Use add_predicate_code.
3417 2008-05-08 David Daney <ddaney@avtrex.com>
3418 Richard Sandiford <rsandifo@nildram.co.uk>
3420 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3421 special case of constant zero operands.
3422 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3423 old and new values. Special case constant zero values.
3424 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3426 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3427 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3429 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3432 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3433 similar RTX_CONST_OBJ before CONST_INT.
3435 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3437 * stmt.c (expand_stack_restore): Change sa mode if needed.
3439 2008-05-08 Richard Guenther <rguenther@suse.de>
3441 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3442 return type to bool.
3443 (ix86_sol10_return_in_memory): Likewise.
3444 (ix86_i386elf_return_in_memory): Likewise.
3445 (ix86_i386interix_return_in_memory): Likewise.
3446 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3447 (ix86_sol10_return_in_memory): Likewise.
3448 (ix86_i386elf_return_in_memory): Likewise.
3449 (ix86_i386interix_return_in_memory): Likewise.
3451 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3454 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3456 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3457 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3460 2008-05-08 Richard Guenther <rguenther@suse.de>
3462 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3463 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3464 (DR_SUBVARS): Remove.
3465 * tree-dfa.c (dump_subvars_for): Remove.
3466 (debug_subvars_for): Likewise.
3467 (dump_variable): Do not dump subvars.
3468 (remove_referenced_var): Do not remove subvars.
3469 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3470 (lookup_subvars_for_var): Remove.
3471 (get_subvars_for_var): Likewise.
3472 (get_subvars_at): Likewise.
3473 (get_first_overlapping_subvar): Likewise.
3474 (overlap_subvar): Likewise.
3475 * tree-flow.h (subvar_t): Remove.
3476 (struct var_ann_d): Remove subvars field.
3477 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3478 argument. Remove special handling of SFTs.
3479 (compute_tag_properties): Likewise.
3480 (set_initial_properties): Likewise.
3481 (compute_call_clobbered): Likewise.
3482 (count_mem_refs): Likewise.
3483 (compute_memory_partitions): Likewise.
3484 (compute_flow_insensitive_aliasing): Likewise.
3485 (setup_pointers_and_addressables): Likewise.
3486 (new_type_alias): Likewise.
3487 (struct used_part): Remove.
3488 (used_portions): Likewise.
3489 (struct used_part_map): Likewise.
3490 (used_part_map_eq): Likewise.
3491 (used_part_map_hash): Likewise.
3492 (free_used_part_map): Likewise.
3493 (up_lookup): Likewise.
3494 (up_insert): Likewise.
3495 (get_or_create_used_part_for): Likewise.
3496 (create_sft): Likewise.
3497 (create_overlap_variables_for): Likewise.
3498 (find_used_portions): Likewise.
3499 (create_structure_vars): Likewise.
3500 * tree.def (STRUCT_FIELD_TAG): Remove.
3501 * tree.h (MTAG_P): Adjust.
3502 (struct tree_memory_tag): Remove base_for_components and
3503 unpartitionable flags.
3504 (struct tree_struct_field_tag): Remove.
3505 (SFT_PARENT_VAR): Likewise.
3506 (SFT_OFFSET): Likewise.
3507 (SFT_SIZE): Likewise.
3508 (SFT_NONADDRESSABLE_P): Likewise.
3509 (SFT_ALIAS_SET): Likewise.
3510 (SFT_UNPARTITIONABLE_P): Likewise.
3511 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3512 (union tree_node): Remove sft field.
3513 * alias.c (get_alias_set): Remove special handling of SFTs.
3514 * print-tree.c (print_node): Remove handling of SFTs.
3515 * tree-dump.c (dequeue_and_dump): Likewise.
3516 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3517 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3518 * tree-predcom.c (set_alias_info): Do not set subvars.
3519 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3520 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3521 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3522 (add_vars_for_offset): Remove.
3523 (add_virtual_operand): Remove special handling of SFTs.
3524 (add_call_clobber_ops): Likewise.
3525 (add_call_read_ops): Likewise.
3526 (get_asm_expr_operands): Likewise.
3527 (get_modify_stmt_operands): Likewise.
3528 (get_expr_operands): Likewise.
3529 (add_to_addressable_set): Likewise.
3530 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3531 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3532 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3533 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3534 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3535 (tree_node_structure): Likewise.
3536 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3538 (find_what_p_points_to): Likewise.
3540 2008-05-08 Sa Liu <saliu@de.ibm.com>
3542 * config/spu/spu.md: Fixed subti3 pattern.
3544 2008-05-08 Richard Guenther <rguenther@suse.de>
3547 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3548 sure to create a representative for trailing arrays for PTA.
3550 2008-05-08 Richard Guenther <rguenther@suse.de>
3553 * fold-const.c (operand_equal_p): Two objects which types
3554 differ in pointerness are not equal.
3556 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3558 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3559 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3560 (emit_library_call_value_1): Add new variable fndecl initialized by
3561 NULL_TREE. It should be the decl type of orgfun, but this information
3562 seems not to be available here, so it uses the default calling abi.
3563 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3564 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3565 by TARGET_RETURN_IN_MEMORY.
3566 * config/i386/i386-interix.h: Likewise.
3567 * config/i386/i386.h: Likewise.
3568 * config/i386/i386elf.h: Likewise.
3569 * config/i386/ptx4-i.h: Likewise.
3570 * config/i386/sol2-10.h: Likewise.
3571 * config/i386/sysv4.h: Likewise.
3572 * config/i386/vx-common.h: Likewise.
3573 * config/cris/cris.h: Removed #if 0 clause.
3574 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3575 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3577 (ix86_sol10_return_in_memory): Likewise.
3578 (ix86_i386elf_return_in_memory): New.
3579 (ix86_i386interix_return_in_memory): New.
3580 * config/mt/mt-protos.h (mt_return_in_memory): New.
3581 * config/mt/mt.c: Likewise.
3582 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3583 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3584 * config/bfin/bfin.h: Likewise.
3585 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3587 * config/bfin/bfin.c: Likewise.
3588 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3589 * config/alpha/unicosmk.h: Likewise.
3590 * config/i386/cygming.h: Likewise.
3591 * config/iq2000/iq2000.h: Likewise.
3592 * config/mips/mips.h: Likewise.
3593 * config/mn10300/mn10300.h: Likewise.
3594 * config/rs6000/rs6000.h: Likewise.
3595 * config/score/score.h: Likewise.
3596 * config/spu/spu.h: Likewise.
3597 * config/v850/v850.h: Likewise.
3598 * defaults.h: Likewise.
3599 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3600 * expr.c (emit_block_move): Adjust use of
3601 OUTGOING_REG_PARM_STACK_SPACE.
3602 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3603 OUTGOING_REG_PARM_STACK_SPACE.
3604 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3606 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3608 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3609 on OMP_RETURN for OMP_FOR.
3612 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3613 (fortran_common): New function.
3614 (gen_variable_die): Call fortran_common instead of common_check,
3615 adjust for it returning tree instead of rtx. Formatting.
3617 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3621 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3622 * c-decl.c (merge_decls): Ditto.
3623 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3624 to RTL_CONST_OR_PURE_CALL_P.
3625 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3626 Initialized DECL_LOOPING_CONST_PURE.
3627 (process_call_operands): Set tree_side_effects properly.
3628 * tree.h (TREE_READONLY_DECL_P): Removed.
3629 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3630 (DECL_LOOPING_OR_CONST_P): New macro.
3631 (struct tree_function_decl): Added looping_const_or_pure_p.
3633 (ECF_LOOPING_OR_CONST_P): New macro.
3634 * rtlanal.c (pure_const_p): Removed.
3635 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3636 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3637 to RTL_CONST_CALL_P.
3638 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3639 (check_decl, check_tree, check_call, scan_function): Initialize
3641 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3642 (static_execute): Set looping true for recursive functions.
3643 Undo setting state to IPA_NEITHER for recursive functions.
3645 * ifcvt.c (noce_can_store_speculate_p): Changed
3646 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3647 RTL_CONST_OR_PURE_CALL_P.
3648 * dse.c (scan_insn): Ditto.
3649 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3650 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3651 RTL_CONST_OR_PURE_CALL_P.
3652 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3653 pure_call_p to RTL_CONST_CALL_P.
3654 * gimplify.c (gimplify_call_expr): Clear side effects for
3655 non-looping pure and constant calls.
3656 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3657 (flags_from_decl_or_type): Set ecf flags from decl flags.
3658 (initialize_argument_information): Turn off
3659 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3660 Change const to pure if callee_copies is true rather than just
3662 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3663 way of marking pure calls.
3664 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3665 Remove hack that was supposed to fix pr7335 and remove old
3666 way of marking pure calls.
3667 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3668 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3669 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3670 RTL_CONST_OR_PURE_CALL_P.
3671 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3672 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3673 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3674 * sched-deps.c (schedule_analyze): Ditto.
3675 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3676 return_val field of calls to represent pure and const function info.
3677 (CONST_OR_PURE_CALL_P): Deleted macro.
3678 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3679 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3680 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3682 * tree-optimize.c (execute_fixup_cfg): Added test for
3683 ECF_LOOPING_CONST_OR_PURE.
3684 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3686 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3687 effects for looping pure or const calls.
3688 (verify_gimple_expr): Added verification code.
3689 * config/alpha/alpha.c (alpha_legitimize_address,
3690 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3692 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3693 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3694 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3695 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3696 RTL_CONST_OR_PURE_CALL_P.
3697 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3698 and const calls to be deleted.
3700 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3703 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3704 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3705 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3706 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3707 to handle nonimmediate operands.
3708 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3709 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3710 to handle nonimmediate operands.
3711 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3712 (mmx_pmulhrwv4hi3): New expander. Use
3713 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3714 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3715 (sse2_umulv1siv1di3): New expander. Use
3716 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3717 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3718 (mmx_eq<mode>3): New expander. Use
3719 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3720 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3721 (mmx_uavgv8qi3): New expander. Use
3722 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3723 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3724 (mmx_uavgv4hi3): New expander. Use
3725 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3727 * config/i386/sse.md
3728 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3729 to handle nonimmediate operands.
3730 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3731 to handle nonimmediate operands.
3732 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3733 to handle nonimmediate operands.
3734 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3735 to handle nonimmediate operands.
3736 (sse2_unpckhpd_exp): New expander. Use
3737 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3738 (sse2_unpcklpd_exp): New expander. Use
3739 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3740 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3741 to handle nonimmediate operands.
3742 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3743 to handle nonimmediate operands.
3744 (*sse2_<plusminus_insn><mode>3): Rename from
3745 sse2_<plusminus_insn><mode>3 insn pattern.
3746 (sse2_<plusminus_insn><mode>3): New expander. Use
3747 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3748 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3749 (sse2_umulv2siv2di3): New expander. Use
3750 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3751 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3752 (sse4_1_mulv2siv2di3): New expander. Use
3753 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3754 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3755 (sse2_pmaddwd): New expander. Use
3756 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3757 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3758 (sse2_eq<mode>3): New expander. Use
3759 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3760 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3761 (sse4_1_eqv2di3): New expander. Use
3762 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3763 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3764 (sse2_uavgv16qi3): New expander. Use
3765 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3766 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3767 (sse2_uavgv16qi3): New expander. Use
3768 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3769 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3770 (sse2_uavgv8hi3): New expander. Use
3771 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3772 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3773 (ssse3_pmulhrswv8hi3): New expander. Use
3774 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3775 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3776 (ssse3_pmulhrswv4hi3): New expander. Use
3777 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3779 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3780 (<sse>_vmmul<mode>3): Ditto.
3781 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3783 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3784 (ssse3_pmaddubsw): Ditto.
3786 * config/i386/i386.c (struct_builtin_description)
3787 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3788 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3789 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3790 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3791 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3792 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3793 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3794 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3795 (ix86_fixup_binary_operands): Assert that src1
3796 and src2 must have the same mode when swapped.
3797 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3798 and ix86_binary_operator_ok. Do not force operands in registers
3801 2008-05-07 Jan Hubicka <jh@suse.cz>
3803 * cgraph.c (dump_cgraph_node): Update.
3804 * cgraph.h (cgraph_local_info): Break out inline summary.
3805 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3807 * ipa-inline (inline_summary): New accestor function.
3808 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3809 cgraph_decide_inlining, compute_inline_parameters): Update.
3810 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3812 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3814 Cleanup ColdFire scheduling support and add V4 pipeline model.
3816 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3817 (define_attr cpu): Add cfv4 value.
3818 (define_attr type, define_attr type1): Merge into a single 'type'
3819 attribute. Update all uses.
3820 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3821 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3823 (define_attr opx_mem, define_attr opy_mem): Remove.
3824 (define_attr op_mem): Clean up, update comment.
3825 (define_attr size): Use specific values instead of general int.
3826 (define_attr guess, define_attr split): Remove. Update all uses.
3827 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3828 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3829 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3830 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3831 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3832 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3833 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3834 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3835 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3836 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3837 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3838 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3839 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3840 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3841 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3842 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3843 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3844 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3845 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3846 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3847 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3848 Update or set attributes.
3849 (stack_tie): New fake instruction.
3851 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3852 (m68k_sched_attr_size): Update declaration.
3853 (m68k_sched_attr_type2): Remove.
3854 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3855 Declare new bypass predicates.
3857 * config/m68k/m68k.c (m68k_sched_issue_rate,
3858 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3860 (TARGET_SCHED_ISSUE_RATE,
3861 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3862 (override_options): Handle scheduling for ColdFire V4 core.
3863 (m68k_expand_prologue): Emit stack_tie.
3864 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3865 'OP_TYPE_FPN'. Update all uses.
3866 (sched_guess_p): Remove.
3867 (sched_address_type): Handle symbolic addresses.
3868 (sched_get_operand): New static function.
3869 (sched_operand_type): Merge into sched_attr_op_type.
3870 (sched_attr_op_type): Handle FP registers, handle quick constants,
3872 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3873 (m68k_sched_attr_size): Update. Move logic to ...
3874 (sched_get_attr_size_int): New static function.
3875 (sched_get_opxy_mem_type): New static function.
3876 (m68k_sched_attr_op_mem): Update.
3877 (m68k_sched_attr_type2): Remove.
3878 (sched_cfv4_bypass_data): New static variable.
3879 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3880 (m68k_sched_issue_rate): Implement scheduler hook.
3881 (struct _sched_ib: enabled_p): New field.
3882 (m68k_sched_variable_issue): Update. Handle V4.
3883 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3884 sched_dump_class_func_t, sched_dump_split_class,
3885 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3886 sched_dump_dfa_class, m68k_sched_dump): Remove.
3887 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3889 (m68k_sched_init_global): Remove statisctics dumping, introduce
3890 sanity check that all instructions have pipeline reservations. Handle
3892 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3893 Handle ColdFire V4 core.
3894 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3895 New static functions.
3896 (m68k_sched_address_bypass_p): New bypass predicate.
3897 (sched_get_indexed_address_scale): New static function.
3898 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3900 * cf.md: Update comments.
3901 (define_attr type2): Remove. Use 'type' attribute instead.
3903 (cf_ib): Rename to cfv123_ib. Update all uses.
3904 (cf_oep): Rename to cfv123_oep. Update all uses.
3905 (cf_chr): Rename to cfv123_chr. Update all uses.
3906 (cf_mem): Rename to cfv123_mem. Update all uses.
3907 (cf_mac): Move to more appropriate place.
3908 (cfv123_guess): New automaton and cpu_unit.
3909 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3910 Update uses of 'size' attribute. Handle before reload scheduling.
3911 (cfv123_guess): New dummy reservation for unhandled instructions.
3912 (cfv4_*): Pipeline description of ColdFire V4 core.
3913 (ignore): New reservation to handle 'ignore' type.
3915 2008-05-07 Ian Lance Taylor <iant@google.com>
3918 * gimplify.c (find_single_pointer_decl_1): Don't look through
3920 (find_single_pointer_decl): Adjust comments.
3922 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3925 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3926 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3929 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3930 integral type rather than floating point, then VIEW_CONVERT_EXPR
3931 to the floating point type.
3933 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3935 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3936 TFmode op0 to register.
3938 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3940 * c-decl.c (grokdeclarator): Comment typo.
3942 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3944 * tree-flow.h: Remove prototype for computed_goto_p.
3945 * tree-cfg.c (computed_goto_p): Make static.
3947 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3950 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3951 (contains_aligned_value_p): This. Handle _Decimal128.
3952 (ix86_function_arg_boundary): Only align _Decimal128 to its
3953 natural boundary and handle it properly.
3955 2008-05-06 Martin Jambor <mjambor@suse.cz>
3957 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3958 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3959 (ipcp_method_set_orig_node): Removed.
3960 (ipcp_cval_get_cvalue_type): Removed.
3961 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3962 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3963 (ipcp_cval_set_cvalue_type): Removed.
3964 (ipcp_cval_get_cvalue): Removed.
3965 (ipcp_cval_set_cvalue): Removed.
3966 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3967 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3968 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3969 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3970 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3971 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3972 (ipcp_get_ith_lattice): Changed parameters.
3973 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3974 (ipcp_lattice_from_jfunc): Changed parameters.
3975 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3976 (ipcp_method_cval_print): Added temporary variable info.
3977 (ipcp_redirect): Removed already unused local variable caller.
3978 (ipcp_redirect): New temporary variable orig_callee_info
3979 (ipcp_redirect): Removed newly unused local variable callee.
3980 (ipcp_redirect): Removed (a bit confusing) local variable type.
3981 (ipcp_insert_stage): Added local variable info.
3982 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3984 (ipcp_formal_create): Removed.
3985 (ipcp_method_cval_set): Removed.
3986 (ipcp_propagate_stage): Renamed lattice variables.
3987 (ipcp_method_cval_set_cvalue_type): Removed.
3988 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3989 (ipcp_print_all_lattices): Changed printed strings to refer to
3990 lattices rather than cvals.
3991 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3992 (ipcp_propagate_const): Changed formal parameters.
3993 (build_const_val): Changed formal parameters.
3994 (ipcp_insert_stage): Removed useless variable cvalue
3995 (build_const_val): Changed formal parameters.
3996 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3997 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3998 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3999 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
4000 (ipcp_print_func_profile_counts): Changed string from "method" to
4002 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
4003 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
4004 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
4005 (ipcp_structures_print): Renamed to ipcp_print_all_structures
4006 (ipcp_profile_print): Renamed to ipcp_print_profile_data
4007 (ipcp_lat_is_const): Changed parameters and made inline.
4008 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
4009 (ipcp_redirect): Renamed to ipcp_need_redirect_p
4010 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
4011 the predicate condition directly
4012 (ipcp_propagate_stage): Added local variable args. Removed local
4013 variable callee. (Both are mere code simplifications.)
4014 (ipcp_method_dont_insert_const): Renamed to
4015 ipcp_node_not_modifiable_p.
4016 (ipcp_node_not_modifiable_p): Made inline.
4017 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
4018 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
4019 (ipcp_print_all_lattices): Removed variable cvalue
4020 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
4023 2008-05-06 Olivier Hainque <hainque@adacore.com>
4025 * tree-sra.c (try_instantiate_multiple_fields): Early return
4026 if field has POINTER_TYPE.
4028 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
4030 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
4031 by using 'q' specifier for instruction.
4032 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
4034 2008-05-06 Anatoly Sokolov <aesok@post.ru>
4036 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4037 Change mode of zero_extract from QImode to HImode.
4038 (sign bit tests peepholes): (Ditto.).
4040 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4042 * config/i386/mmx.md: Remove double backslashes from asm templates.
4043 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4044 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4045 to handle nonimmediate operands.
4046 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4047 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4048 to handle nonimmediate operands.
4049 (*mmx_<code>v2sf3_finite): New insn pattern.
4050 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4051 (mmx_<code>v2sf3): New expander. Use
4052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4053 (mmx_<plusminus_insn><mode>3): New expander. Use
4054 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4055 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4056 (mmx_add<mode>3): Removed.
4057 (mmx_ssadd<mode>3): Ditto.
4058 (mmx_usadd<mode>3): Ditto.
4059 (mmx_sub<mode>3): Ditto.
4060 (mmx_sssub<mode>3): Ditto.
4061 (mmx_ussub<mode>3): Ditto.
4062 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
4063 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
4064 to handle nonimmediate operands.
4065 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
4067 (mmx_smulv4hi3_highpart): New expander. Use
4068 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4069 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
4071 (mmx_umulv4hi3_highpart): New expander. Use
4072 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4073 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
4074 (mmx_<code>v4hi3): New expander. Use
4075 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4076 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
4077 (mmx_<code>v8qi3): New expander. Use
4078 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4079 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
4080 (mmx_<code><mode>3): New expander. Use
4081 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4083 2008-05-05 Jan Hubicka <jh@suse.cz>
4085 PR tree-optimization/36118
4086 * passes.c (pass_init_dump_file): Fix dump header.
4088 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4091 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
4092 VCE for function decls.
4094 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4096 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
4098 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4100 * config/i386/i386.md (sat_plusminus): New.
4101 (plusminus_insn): Likewise.
4102 (plusminus_mnemonic): Likewise.
4104 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
4105 (*<addsub><mode>3_cc_overflow): Renamed to ...
4106 (*<plusminus_insn><mode>3_cc_overflow): This.
4107 (*<addsub>si3_zext_cc_overflow): Renamed to ...
4108 (*<plusminus_insn>si3_zext_cc_overflow): This.
4110 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
4111 (<plusminus_insn><mode>3): This.
4112 (*<addsub><mode>3): Renamed to ...
4113 (*<plusminus_insn><mode>3): This.
4114 (<sse>_vm<addsub><mode>3): Renamed to ...
4115 (<sse>_vm<plusminus_insn><mode>3): This.
4116 (sse3_h<addsub>v4sf3): Renamed to ...
4117 (sse3_h<plusminus_insn>v4sf3): This.
4118 (sse3_h<addsub>v2df3): Renamed to ...
4119 (sse3_h<plusminus_insn>v2df3): This.
4120 (<plusminus_insn><mode>3): New.
4121 (*<plusminus_insn><mode>3): Likewise.
4122 (sse2_<plusminus_insn><mode>3): Likewise.
4123 (add<mode>): Removed.
4124 (*add<mode>3): Likewise.
4125 (sse2_ssadd<mode>3): Likewise.
4126 (sse2_usadd<mode>3): Likewise.
4127 (sub<mode>3): Likewise.
4128 (*sub<mode>3): Likewise.
4129 (sse2_sssub<mode>3): Likewise.
4130 (sse2_ussub<mode>3): Likewise.
4132 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
4134 * gthr-single.h: Add in required interface elements as per gthr.h.
4135 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
4136 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
4137 Generalize UNUSED macro.
4138 (__gthread_once): Add.
4139 (__gthread_key_create): Add.
4140 (__gthread_key_delete): Add.
4141 (__gthread_getspecific): Add.
4142 (__gthread_setspecific): Add.
4144 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
4146 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4147 the same size types for the indirect reference on the rhs, then
4150 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4152 * config/i386/i386.md
4153 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4154 one insn template instead of template series.
4155 (*xordi_1_rex64): Ditto.
4156 (*xordi_2_rex64): Ditto.
4158 2008-05-05 Ira Rosen <irar@il.ibm.com>
4160 PR tree-optimization/36119
4161 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4164 2008-06-04 Jan Hubicka <jh@suse.cz>
4166 tree-optimization/36100
4167 * tree-pass.h (pass_O0_always_inline): Declare.
4168 * ipa-inline.c (inline_transform): Remove dead code.
4169 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4170 pass_O0_always_inline): New.
4171 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4173 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4175 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4176 mnemonic in this_param move for TARGET_64BIT.
4178 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4180 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4181 (*strmovsi_rex_1): Ditto.
4182 (*strsetsi_1): Ditto.
4183 (*strsetsi_rex_1): Ditto.
4185 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4186 adddicc expanders using SWI mode iterator.
4188 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4191 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4194 2008-05-04 David S. Miller <davem@davemloft.net>
4196 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4197 (sparc*-*-linux*): Use linux.h in tm_file.
4198 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4199 compiler defaulting to 32-bit.
4200 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4202 * config/sparc/linux.h: Remove definitions now obtained
4203 properly from linux.h
4204 * config/sparc/linux64.h: Likewise.
4205 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4206 don't want this setting for 32-bit builds in a biarch compiler.
4207 * doc/install.texi: Add sparc-linux to list of targets
4208 supporting --enable-targets=all.
4210 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4212 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4214 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4216 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4217 after V4SI_FTYPE_V8HI.
4218 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4219 case V4SI_FTYPE_V2DF.
4221 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4223 * doc/invoke.texi (max-flow-memory-locations): Removed.
4224 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4226 2008-05-03 Richard Guenther <rguenther@suse.de>
4229 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4231 2008-05-02 David S. Miller <davem@davemloft.net>
4233 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4235 2008-05-02 Simon Baldwin <simonb@google.com>
4238 * c-common.h (warn_array_subscript_range): Removed.
4239 * c-common.c (warn_array_subscript_range): Ditto.
4240 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4241 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4243 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4245 * config/i386/i386.c (ix86_special_builtin_type): New.
4246 (bdesc_special_args): Likewise.
4247 (ix86_expand_special_args_builtin): Likewise.
4248 (ix86_init_mmx_sse_builtins): Updated.
4249 (ix86_expand_builtin): Updated.
4250 (ix86_expand_store_builtin): Removed.
4251 (ix86_expand_unop_builtin): Likewise.
4253 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4254 * config/i386/mmintrin.h (__v2sf): Here.
4256 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4258 (_mm_loadl_pi): Likewise.
4259 (_mm_storeh_pi): Replace __v2si with __v2sf.
4260 (_mm_storel_pi): Likewise.
4262 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4263 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4264 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4265 __builtin_ia32_loadlpd.
4267 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4269 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4270 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4271 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4272 (ix86_init_mmx_sse_builtins): Updated.
4273 (ix86_expand_args_builtin): Likewise.
4274 (ix86_expand_builtin): Likewise.
4275 (ix86_expand_unop1_builtin): Renamed to ...
4276 (ix86_expand_unop_vec_merge_builtin): This.
4278 2008-05-01 Jan Hubicka <jh@suse.cz>
4281 * ipa-inline.c (inline_generate_summary): Make static.
4282 (inline_transform): Do not call inlining at -O0; make static.
4283 * passes.c (execute_todo): Add sanity check.
4284 (execute_one_ipa_transform_pass): Execute proper flags.
4286 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4288 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4289 (DECL_NONADDRESSABLE_P): Likewise.
4290 * alias.c (record_component_aliases): Fix comment.
4292 2008-05-01 Simon Baldwin <simonb@google.com>
4294 * c-common.h (warn_array_subscript_range): New function.
4295 * c-common.c (warn_array_subscript_range): Ditto.
4296 * tree-vrp.c (check_array_ref): Corrected code to agree with
4297 comment, ignoring only arrays of size 0 or size 1.
4298 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4300 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4302 * config/i386/i386.c (ix86_builtin_type): Replace
4303 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4304 (bdesc_args): Updated.
4305 (ix86_init_mmx_sse_builtins): Likewise.
4306 (ix86_expand_args_builtin): Likewise.
4308 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4311 * doc/extend.texi: Correct __builtin_ia32_palignr.
4313 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4316 * config/i386/i386.c (bdesc_crc32): Removed.
4317 (ix86_expand_crc32): Likewise.
4318 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4319 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4320 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4321 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4322 UINT_FTYPE_UINT_UCHAR.
4323 (bdesc_args): Updated. Add crc32 builtins.
4324 (ix86_init_mmx_sse_builtins): Updated.
4325 (ix86_expand_args_builtin): Updated to support subreg.
4327 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4329 2008-05-01 Jan Hubicka <jh@suse.cz>
4331 * tree-pass.h (opt_pass): Add IPA_PASS.
4332 (varpool_node, cgraph_node): Forward declare.
4333 (ipa_opt_pass): Define.
4334 (pass_ipa_inline): Turn into ipa_opt_pass.
4335 (pass_apply_inline): Remove.
4336 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4337 (apply_inline): Turn into ....
4338 (inline_transform): ... this one.
4339 (inline_generate_summary): New function.
4340 (pass_apply_inline): Remove.
4341 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4343 (struct function): Add ipa_transforms_to_apply.
4344 * passes.c (register_one_dump_file): Work on IPA_PASS.
4345 (init_optimization_passes): Remove pass_inline_parameters and
4347 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4348 (execute_one_pass) ... here; apply transforms when possible.
4349 (add_ipa_transform_pass, execute_ipa_summary_asses,
4350 execute_one_ipa_transform_pass): New.
4351 (execute_ipa_pass_list): Update for IPA_PASS type.
4353 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4355 * config/i386/i386.c (ix86_builtin_type): Add
4356 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4357 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4358 (bdesc_args): Add SSE4a builtins.
4359 (ix86_init_mmx_sse_builtins): Updated.
4360 (ix86_expand_args_builtin): Likewise.
4361 (ix86_expand_builtin): Likewise.
4363 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4365 * config/i386/i386.c (ix86_builtin_type): Add
4366 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4367 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4368 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4369 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4370 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4371 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4372 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4373 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4374 and DI_FTYPE_DI_DI_INT.
4375 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4376 (ix86_init_mmx_sse_builtins): Updated.
4377 (ix86_expand_args_builtin): Likewise.
4378 (ix86_expand_builtin): Likewise.
4379 (ix86_expand_binop_imm_builtin): Removed.
4381 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4383 2008-04-30 Richard Guenther <rguenther@suse.de>
4385 PR tree-optimization/32921
4386 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4388 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4390 * config/arm/arm.c (arm_unwind_emit): Use
4391 crtl->all_throwers_are_sibcalls instead of
4392 cfun->all_throwers_are_sibcalls.
4393 (arm_output_fn_unwind): Likewise.
4394 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4395 instead of cfun->uses_pic_offset_table.
4396 (frv_expand_prologue): Likewise.
4397 (frv_frame_pointer_required): Likewise.
4398 (frv_expand_fdpic_call): Likewise.
4399 (frv_emit_movsi): Likewise.
4400 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4401 cfun->returns_pcc_struct instead of
4402 current_function_returns_pcc_struct.
4403 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4404 instead of cfun->calls_eh_return.
4405 (m32c_pushm_popm): Likewise.
4406 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4407 "extern" declaration.
4409 2008-04-30 Richard Guenther <rguenther@suse.de>
4411 PR tree-optimization/21636
4412 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4414 (evaluate_stmt): Print the likely value.
4415 (ccp_visit_stmt): Avoid excessive vertical spacing.
4417 2008-04-30 Rafael Espindola <espindola@google.com>
4419 * builtins.c (fold_call_expr): Return realret.
4420 * tree-ssa-threadedge.c
4421 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4422 __builtin_object_size.
4424 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4426 * gcc.c (wrapper_string): New variable.
4427 (insert_wrapper): New function.
4428 (execute): New option -wrapper.
4429 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4431 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4433 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4434 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4435 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4437 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4438 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4439 config/rs6000/e500crtres64gprctr.asm,
4440 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4441 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4442 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4443 config/rs6000/e500crtsav64gprctr.asm,
4444 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4445 config/rs6000/e500crtsavg64gprctr.asm: New files.
4446 * config/rs6000/t-ppccomm: Add build rules for new files.
4447 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4448 * config/rs6000/t-netbsd: Add build rules for new files.
4449 (LIB2FUNCS_STATIC_EXTRA): New variable.
4450 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4451 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4452 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4454 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4456 * config/i386/i386.c (ix86_builtin_type): Add
4457 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4458 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4459 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4460 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4461 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4462 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4463 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4464 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4465 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4466 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4467 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4468 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4469 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4470 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4471 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4472 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4473 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4474 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4475 V1DI_FTYPE_V2SI_V2SI.
4476 (bdesc_2arg): Moved to ...
4478 (ix86_init_mmx_sse_builtins): Updated.
4479 (ix86_expand_args_builtin): Updated. Take a pointer
4480 to const struct builtin_description. Handle comparison
4482 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4483 (ix86_expand_builtin): Updated.
4485 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4486 (ssse3_pmaddubsw128): This.
4487 (ssse3_pmaddubswv4hi3): Renamed to ...
4488 (ssse3_pmaddubsw): This.
4490 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4491 (__builtin_ia32_packssdw128): Likewise.
4492 (__builtin_ia32_packuswb128): Likewise.
4493 (__builtin_ia32_pmaddubsw): Likewise.
4494 (__builtin_ia32_pmaddubsw128): Likewise.
4496 2008-04-30 Richard Guenther <rguenther@suse.de>
4498 PR tree-optimization/14847
4499 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4500 (recognize_bits_test): Use it.
4501 (recognize_single_bit_test): Likewise.
4503 2008-04-30 Martin Jambor <mjambor@suse.cz>
4505 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4506 instead of setting number of formal parameters to zero.
4507 (ipcp_init_stage): Do not set the number of actual parameters to zero
4509 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4510 which are called with variable number of arguments.
4511 (ipcp_insert_stage): Explicitely skipping all nodes which are
4512 called with variable number of arguments.
4513 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4514 number of parameters.
4516 * ipa-prop.h (struct ipa_node_params): Added flag
4517 called_with_var_arguments
4518 (ipa_set_param_count): Added. Changed sole setter to use it.
4519 (ipa_get_param_count): Added. All readers of param_count
4520 converted to use it instead.
4521 (ipa_set_called_with_variable_arg): Added.
4522 (ipa_is_called_with_var_arguments): Added.
4523 (ipa_get_ith_param): Added. All readers of param_decls converted
4525 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4527 (ipa_get_cs_argument_count): Added, all readers of argument_count
4529 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4532 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4533 (struct ipcp_lattice): Renamed cval_type to type
4534 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4536 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4537 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4538 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4539 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4540 (build_const_val): Changed the type of parameter cvalue to tree
4541 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4542 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4544 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4547 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4548 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4549 (ipa_add_method): Renamed to ipa_push_func_to_list
4550 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4551 (ipa_callsite_param_count): Removed.
4552 (ipa_callsite_param_count_set): Removed.
4553 (ipa_callsite_param): Removed.
4554 (ipa_callsite_callee): Removed.
4555 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4556 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4557 (ipa_method_formal_count): Removed.
4558 (ipa_method_formal_count_set): Removed.
4559 (ipa_method_get_tree): Removed.
4560 (ipa_method_tree_map_create): Removed.
4561 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4562 (ipa_create_param_decls_array): Creates the array itself
4563 (ipa_create_param_decls_array): Temporary variable info instead of
4565 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4566 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4567 (get_type): Removed.
4568 (ipa_jf_get_info_type): Removed.
4569 (ipa_node_create): Renamed to ipa_create_node_params
4570 (ipa_free): Renamed to ipa_free_all_node_params
4571 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4572 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4573 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4574 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4575 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4576 ipa_free_all_edge_args
4577 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4578 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4579 (ipa_create_methodlist_node): Removed.
4580 (ipa_methodlist_method): Removed.
4581 (ipa_methodlist_method_set): Removed.
4582 (ipa_methodlist_next_method): Removed.
4583 (ipa_methodlist_next_method_set): Removed.
4584 (ipa_method_is_modified): Removed.
4585 (ipa_method_modify_create): Removed.
4586 (ipa_method_modify_init): Temporary variable info instead of a few
4588 (ipa_detect_param_modifications): Temporary variable info instead of
4590 (ipa_compute_jump_functions): Temporary variable info instead of
4592 (ipa_method_modify_set): Removed.
4593 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4594 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4595 than craph_node as the first parameter.
4596 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4597 (ipa_method_modify_init): Removed.
4598 (ipa_compute_jump_functions): Added a temp variable instead of
4599 repeatadly dereferencing the cgraph_edge.aux pointer
4600 (ipa_callsite_param_set_type): Removed.
4601 (ipa_compute_jump_functions): i renamed to index and moved to
4603 (ipa_callsite_param_set_info_type_formal): Removed.
4604 (ipa_callsite_param_set_info_type): Removed.
4605 (ipa_callsite_param_map_create): Removed.
4606 (ipa_callsite_tree): Removed.
4607 (ipa_callsite_caller): Removed.
4608 (ipa_pop_func_from_list): return_method removed to return_func
4610 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4611 prefixed all values with IPA_. Changed all users.
4612 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4613 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4614 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4615 (union parameter_info): Renamed to jump_func_value.
4616 (union jump_func_value): Renamed value to constant
4617 (struct ipa_jump_func): Renamed info_type to value
4618 (struct ipa_node): Renamed to ipa_node_params
4619 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4620 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4621 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4622 (struct ipa_edge): Renamed to ipa_edge_args
4623 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4624 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4625 (struct ipa_methodlist): Renamed to ipa_func_list
4626 (struct ipa_func_list): method_p renamed to node, next_method
4628 (ipa_methodlist_p): Removed, switched all users to struct pointer
4629 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4631 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4633 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4634 (rs6000_emit_epilogue): Use backchain to restore only when we
4635 have a large frame. Make use of frame pointer to restore if we
4636 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4638 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4640 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4641 Add mode to zero_extract.
4642 (sign bit tests peepholes): (Ditto.).
4644 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4646 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4647 Instructions in comments with SSE3.
4648 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4649 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4650 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4651 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4652 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4653 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4654 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4655 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4656 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4657 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4658 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4659 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4660 (bdesc_sse_args): Renamed to ...
4661 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4662 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4663 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4665 (bdesc_1arg): Moved to ...
4667 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4668 Instructions in comments with SSE3.
4669 (ix86_expand_sse_operands_builtin): Renamed to ...
4670 (ix86_expand_args_builtin): This. Updated.
4671 (ix86_expand_unop1_builtin): Update comments.
4672 (ix86_expand_builtin): Updated.
4674 2008-04-29 Richard Guenther <rguenther@suse.de>
4676 PR tree-optimization/36078
4677 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4678 Update virtual SSA form after cleaning up the CFG.
4680 2008-04-29 Richard Guenther <rguenther@suse.de>
4683 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4685 2008-04-29 Richard Guenther <rguenther@suse.de>
4687 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4688 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4689 (compute_flow_insensitive_aliasing): Do not treat
4690 PTR_IS_REF_ALL pointers special.
4691 (get_smt_for): Likewise.
4692 (may_alias_p): Re-structure.
4693 (is_escape_site): A ref-all pointer conversion is not an escape site.
4694 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4695 PTR_IS_REF_ALL pointers special.
4696 * tree-ssa-structalias.h (struct alias_info): Remove
4697 ref_all_symbol_mem_tag field.
4698 (PTR_IS_REF_ALL): Remove.
4700 2008-04-29 Richard Guenther <rguenther@suse.de>
4703 * fold-const.c (extract_muldiv_1): In combining division constants
4704 make sure to never overflow.
4706 2008-04-29 Nick Clifton <nickc@redhat.com>
4708 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4710 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4713 * optc-gen.awk: Work around HP-UX/IA awk bug.
4715 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4717 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4720 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4723 * config/i386/i386.md
4724 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4725 Change operand 1 predicate to nonimmediate_operand.
4727 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4730 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4732 * gengtype.c (walk_type, write_func_for_structure): Handle
4734 * doc/gty.texi: Document chain_circular.
4736 2008-04-28 Richard Guenther <rguenther@suse.de>
4738 PR tree-optimization/36066
4739 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4742 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4745 * config/i386/i386.md
4746 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4747 Use match_scratch instead of match_operand for operands 3 and 4.
4749 2008-04-27 Richard Guenther <rguenther@suse.de>
4751 PR tree-optimization/18754
4752 PR tree-optimization/34223
4753 * tree-pass.h (pass_complete_unrolli): Declare.
4754 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4755 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4756 Rewrite loop into loop closed SSA form if it is not already.
4757 (tree_unroll_loops_completely): Re-structure to iterate over
4758 innermost loops with intermediate CFG cleanups.
4759 Unroll outermost loops only if requested or the code does not grow
4761 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4762 loops are available.
4763 (tree_vectorize): Instead do so here.
4764 (tree_complete_unroll): Also unroll outermost loops.
4765 (tree_complete_unroll_inner): New function.
4766 (gate_tree_complete_unroll_inner): Likewise.
4767 (pass_complete_unrolli): New pass.
4768 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4769 uses outside of the loop.
4770 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4771 form if it is available.
4772 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4773 * passes.c (init_optimization_passes): Schedule complete inner
4774 loop unrolling pass before the first CCP pass after final inlining.
4776 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4778 * targhooks.h (default_emutls_var_fields,
4779 default_emutls_var_init): Declare.
4780 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4781 * target.h (struct gcc_target): Add struct emutls member.
4782 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4783 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4784 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4785 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4786 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4787 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4788 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4789 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4790 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4791 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4792 emit debug information.
4793 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4794 * varasm.c: Include targhooks.h.
4795 (emutls_object_section, emutls_tmpl_section): New.
4796 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4797 (EMUTLS_SEPARATOR): New.
4799 (get_emutls_object_name): New.
4800 (default_emutls_var_fields): New, broken out of ...
4801 (get_emutls_object_type): ... here. Adjust to use target hooks.
4802 (get_emutls_init_templ_addr): Adjust to use target hooks.
4803 (emutls_decl): Adjust to use target hooks.
4804 (emutls_finish): Likewise.
4805 (default_emutls_var_init): New, broken out of ...
4806 (assemble_variable): ... here. Adjust to use target hooks.
4807 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4809 * c-common.c (handle_section_attribute): Prevent overriding
4810 sections for emulated tls with special sections.
4811 * config/i386/i386.c (x86_64_elf_select_section): Add
4812 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4813 (x86_64_elf_unique_section): Likewise.
4814 * config/vxworks.c: Include tree.h.
4815 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4816 (vxworks_override_options): Set TLS scheme.
4817 * doc/tm.texi (Emulated TLS): New node.
4819 2008-04-26 Simon Baldwin <simonb@google.com>
4822 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4823 with propagated string constants.
4825 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4827 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4828 constraint for operand 2 when operand 0 is memory operand.
4829 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4830 operand 0 is memory operand.
4831 (fix_trunc<mode>_i387_with_temp): Ditto.
4832 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4833 operand 2 when operand 1 is memory operand.
4834 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4835 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4836 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4837 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4838 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4839 operands 2,3 and 4 when operand 1 is memory operand.
4840 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4842 (fistdi2_floor_with_temp): Ditto.
4843 (fist<mode>2_floor_with_temp): Ditto.
4844 (fistdi2_ceil_with_temp): Ditto.
4845 (fist<mode>2_ceil_with_temp): Ditto.
4846 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4848 2008-04-26 David Daney <ddaney@avtrex.com>
4850 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4852 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4853 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4854 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4855 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4856 (compare_and_swap_12): New insn.
4857 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4858 * config/mips/mips.c (mips_force_binary): New function.
4859 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4860 (mips_expand_compare_and_swap_12): New function.
4861 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4863 2008-04-25 Jan Hubicka <jh@suse.cz>
4866 * cfgexpand.c (pass_expand): Turn into RTL pass.
4867 * passes.c (execute_one_pass): Do pass typechecking after execution.
4868 * tree-pass.h (pass_expand): Turn into RTL pass.
4870 * function.h (struct rtl_data): Move here fields
4871 accesses_prior_frames, calls_eh_return, saves_all_registers,
4872 has_nonlocal_goto, has_asm_statement, is_thunk,
4873 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4874 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4875 arg_pointer_save_area_init from struct function; turn into bool.
4876 (struct function): Move
4877 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4878 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4879 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4880 tail_call_emit, arg_pointer_save_area_init
4881 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4882 (current_function_returns_struct, current_function_returns_pcc_struct,
4883 current_function_calls_setjmp, current_function_calls_alloca,
4884 current_function_accesses_prior_frames,
4885 current_function_calls_eh_return, current_function_is_thunk,
4886 current_function_stdarg, current_function_profile,
4887 current_function_limit_stack, current_function_uses_pic_offset_table,
4888 current_function_uses_const_pool, current_function_has_nonlocal_label,
4889 current_function_saves_all_registers,
4890 current_function_has_nonlocal_goto,
4891 current_function_has_asm_statement): Remove accesor macros.
4892 * ra-conflict.c (global_conflicts): Update.
4893 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4894 (suitable_for_tail_call_opt_p): Update.
4895 * builtins.c (expand_builtin_return_addr): Update.
4896 (expand_builtin_setjmp_setup): Update.
4897 (expand_builtin_nonlocal_goto): Update.
4898 * final.c (final_start_function): Update.
4899 (profile_function): Update.
4900 (leaf_function_p): Update.
4901 (only_leaf_regs_used): Update.
4902 * df-scan.c (df_get_exit_block_use_set): Update.
4903 * dojump.c (clear_pending_stack_adjust): Update.
4904 * tree-stdarg.c (gate_optimize_stdarg): Update.
4905 * gimple-low.c (lower_function_body): Update.
4906 * global.c (compute_regsets): Update.
4907 (global_alloc): Update.
4908 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4909 * expr.c (expand_assignment): Update.
4910 * dse.c (dse_step0): Update.
4911 (dse_step1): Update.
4912 * c-decl.c (store_parm_decls): Update.
4913 * local-alloc.c (combine_regs): Update.
4914 (find_free_reg): Update.
4915 * function.c (assign_parms_augmented_arg_list): Update.
4916 (assign_parm_find_data_types): Update.
4917 (assign_parms): Update.
4918 (allocate_struct_function): Update.
4919 (expand_function_start): Update.
4920 (expand_function_end): Update.
4921 (get_arg_pointer_save_area): Update.
4922 (thread_prologue_and_epilogue_insns): Update.
4923 (rest_of_match_asm_constraints): Update.
4924 * stor-layout.c (variable_size): Update.
4925 * gcse.c (gcse_main): Update.
4926 (bypass_jumps): Update.
4927 * gimplify.c (gimplify_function_tree): Update.
4928 * calls.c (emit_call_1): Update.
4929 (expand_call): Update.
4930 * bt-load.c (compute_defs_uses_and_gen): Update.
4931 * except.c (sjlj_assign_call_site_values): Update.
4932 (sjlj_emit_function_enter): Update.
4933 (can_throw_external): Update.
4934 (set_nothrow_function_flags): Update.
4935 (expand_builtin_unwind_init): Update.
4936 (expand_eh_return): Update.
4937 (convert_to_eh_region_ranges): Update.
4938 (output_function_exception_table): Update.
4939 * emit-rtl.c (gen_tmp_stack_mem): Update.
4940 * cfgexpand.c (expand_used_vars): Update.
4941 (tree_expand_cfg): Update.
4942 * cfgcleanup.c (rest_of_handle_jump): Update.
4943 * explow.c (allocate_dynamic_stack_space): Update.
4944 * varasm.c (assemble_start_function): Update.
4945 (force_const_mem): Update.
4946 (mark_constant_pool): Update.
4947 * tree-optimize.c (tree_rest_of_compilation): Update.
4948 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4949 * tree-cfg.c (notice_special_calls): Update.
4950 (is_ctrl_altering_stmt): Update.
4951 (tree_can_make_abnormal_goto): Update.
4952 (tree_purge_dead_abnormal_call_edges): Update.
4953 * config/alpha/predicates.md: Update.
4954 * config/alpha/alpha.c (alpha_sa_mask): Update.
4955 (alpha_sa_size): Update.
4956 (alpha_does_function_need_gp): Update.
4957 (alpha_expand_prologue): Update.
4958 (alpha_start_function): Update.
4959 (alpha_output_function_end_prologue): Update.
4960 (alpha_expand_epilogue): Update.
4961 * config/frv/frv.c (frv_stack_info): Update.
4962 (frv_expand_epilogue): Update.
4963 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4964 (s390_register_info): Update.
4965 (s390_frame_info): Update.
4966 (s390_init_frame_layout): Update.
4967 (s390_can_eliminate): Update.
4968 (save_gprs): Update.
4969 * config/spu/spu.c (spu_split_immediate): Update.
4970 (need_to_save_reg): Update.
4971 (spu_expand_prologue): Update.
4972 (spu_expand_epilogue): Update.
4973 * config/sparc/sparc.md: Update.
4974 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4975 (sparc_tls_got): Update.
4976 (legitimize_pic_address): Update.
4977 (sparc_emit_call_insn): Update.
4978 (sparc_expand_prologue): Update.
4979 (output_return): Update.
4980 (print_operand): Update.
4981 (sparc_function_ok_for_sibcall): Update.
4982 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4983 * config/m32r/m32r.md: Update.
4984 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4985 (m32r_compute_frame_size): Update.
4986 (m32r_expand_prologue): Update.
4987 (m32r_expand_epilogue): Update.
4988 (m32r_legitimize_pic_address): Update.
4989 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4990 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4991 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4993 (ix86_save_reg): Update.
4994 (ix86_compute_frame_layout): Update.
4995 (ix86_expand_prologue): Update.
4996 (ix86_expand_epilogue): Update.
4997 * config/sh/sh.c (output_stack_adjust): Update.
4998 (calc_live_regs): Update.
4999 (sh5_schedule_saves): Update.
5000 (sh_expand_prologue): Update.
5001 (sh_expand_epilogue): Update.
5002 (sh_setup_incoming_varargs): Update.
5003 (sh_allocate_initial_value): Update.
5004 (sh_get_pr_initial_val): Update.
5005 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
5006 * config/sh/sh.md (label:): Update.
5007 * config/avr/avr.c (out_movhi_mr_r): Update.
5008 * config/crx/crx.h (enum): Update.
5009 * config/xtensa/xtensa.h (along): Update.
5010 * config/stormy16/stormy16.c Update.
5011 (xstormy16_compute_stack_layout): Update.
5012 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
5013 (fr30_expand_prologue): Update.
5014 * config/cris/cris.c (cris_conditional_register_usage): Update.
5015 (cris_reg_saved_in_regsave_area): Update.
5016 (cris_initial_frame_pointer_offset): Update.
5017 (cris_simple_epilogue): Update.
5018 (cris_expand_prologue): Update.
5019 (cris_expand_epilogue): Update.
5020 (cris_expand_pic_call_address): Update.
5021 (cris_asm_output_symbol_ref): Update.
5022 (cris_asm_output_label_ref): Update.
5023 * config/cris/cris.md Update.
5024 * config/iq2000/iq2000.c (compute_frame_size): Update.
5025 (iq2000_expand_epilogue): Update.
5026 * config/mt/mt.h (save_direction): Update.
5027 * config/mn10300/mn10300.c (mn10300_function_value): Update.
5028 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5029 (ia64_secondary_reload_class): Update.
5030 * config/m68k/m68k.c (m68k_save_reg): Update.
5031 (m68k_expand_prologue): Update.
5032 (m68k_expand_epilogue): Update.
5033 (legitimize_pic_address): Update.
5034 * config/rs6000/rs6000.c (rs6000_got_register): Update.
5035 (first_reg_to_save): Update.
5036 (first_altivec_reg_to_save): Update.
5037 (compute_vrsave_mask): Update.
5038 (compute_save_world_info): Update.
5039 (rs6000_stack_info): Update.
5040 (spe_func_has_64bit_regs_p): Update.
5041 (rs6000_ra_ever_killed): Update.
5042 (rs6000_emit_eh_reg_restore): Update.
5043 (rs6000_emit_allocate_stack): Update.
5044 (rs6000_emit_prologue): Update.
5045 (rs6000_emit_epilogue): Update.
5046 (rs6000_output_function_epilogue): Update.
5047 (output_profile_hook): Update.
5048 (rs6000_elf_declare_function_name): Update.
5049 * config/rs6000/rs6000.h (rs6000_args): Update.
5050 * config/rs6000/rs6000.md: Update.
5051 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5052 * config/arc/arc.c (arc_output_function_epilogue): Update.
5053 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5054 * config/darwin.c (machopic_function_base_name): Update.
5055 * config/score/score3.c (score3_compute_frame_size): Update.
5058 (score3_epilogue): Update.
5059 * config/score/score7.c (score7_compute_frame_size): Update.
5060 (score7_prologue): Update.
5061 (score7_epilogue): Update.
5062 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
5063 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5064 * config/arm/arm.c (use_return_insn): Update.
5065 (require_pic_register): Update.
5066 (arm_load_pic_register): Update.
5067 (arm_compute_save_reg0_reg12_mask): Update.
5068 (arm_compute_save_reg_mask): Update.
5069 (thumb1_compute_save_reg_mask): Update.
5070 (output_return_instruction): Update.
5071 (arm_output_function_prologue): Update.
5072 (arm_output_epilogue): Update.
5073 (arm_get_frame_offsets): Update.
5074 (arm_expand_prologue): Update.
5075 (thumb_pushpop): Update.
5076 (thumb_exit): Update.
5077 (thumb1_expand_prologue): Update.
5078 (thumb1_expand_epilogue): Update.
5079 (arm_unwind_emit): Update.
5080 (arm_output_fn_unwind): Update.
5081 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
5082 * config/arm/arm.md: Update.
5083 * config/pa/pa.md: Update.
5084 * config/pa/pa.c (legitimize_pic_address): Update.
5085 (compute_frame_size): Update.
5086 (hppa_expand_prologue): Update.
5087 (hppa_expand_epilogue): Update.
5088 (borx_reg_operand): Update.
5089 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
5090 (HARD_REGNO_RENAME_OK): Update.
5091 * config/mips/mips.c (mips_global_pointer): Update.
5092 (mips_save_reg_p): Update.
5093 (mips_compute_frame_info): Update.
5094 (mips_frame_pointer_required): Update.
5095 (mips_expand_prologue): Update.
5096 (mips_expand_epilogue): Update.
5097 (mips_can_use_return_insn): Update.
5098 (mips_reorg_process_insns): Update.
5099 * config/v850/v850.c (compute_register_save_size): Update.
5100 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
5101 * config/mmix/mmix.c (along): Update.
5102 (mmix_expand_epilogue): Update.
5103 * config/bfin/bfin.c (legitimize_pic_address): Update.
5104 (must_save_p): Update.
5105 (stack_frame_needed_p): Update.
5106 (add_to_reg): Update.
5107 (bfin_expand_prologue): Update.
5108 * stmt.c (expand_asm_operands): Update.
5109 * reload1.c (reload): Update.
5110 (init_elim_table): Update.
5112 2008-04-25 Bob Wilson <bob.wilson@acm.org>
5114 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
5116 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
5118 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
5119 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
5120 (mov<mode>): Removed.
5121 (*movv4sf_internal): Likewise.
5122 (*movv2df_internal): Likewise.
5124 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
5126 * config.gcc (crx-*-elf): Remove deprecation.
5128 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
5130 * config/i386/cygming-crtend.c (register_frame_ctor): Register
5131 __gcc_deregister_frame with atexit.
5132 (deregister_frame_dtor): Remove.
5134 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
5135 Nathan Sidwell <nathan@codesourcery.com>
5137 * config/rs6000/rs6000.opt (mspe): Remove Var property.
5139 * config/rs6000/rs6000.h (rs6000_spe): Declare.
5140 (rs6000_isel): Likewise.
5141 * config/rs6000/rs6000.c (rs6000_spe): New variable.
5142 (rs6000_isel): New variable.
5143 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
5145 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5148 * c-common.c (handle_vector_size_attribute): Call
5149 lang_hooks.types.reconstruct_complex_type instead of
5150 reconstruct_complex_type.
5151 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5152 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5153 * langhooks.h (struct lang_hooks_for_types): Add
5154 reconstruct_complex_type hook.
5155 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5156 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5158 2008-04-24 Richard Guenther <rguenther@suse.de>
5160 * c-common.h (check_builtin_function_arguments): Declare.
5161 * c-common.c (validate_nargs): New function.
5162 (check_builtin_function_arguments): Likewise.
5163 * c-typeck.c (build_function_call): Call
5164 check_builtin_function_arguments.
5165 * builtins.c (fold_builtin_classify): Remove error reporting code.
5166 (fold_builtin_unordered_cmp): Likewise.
5167 (fold_builtin_1): Likewise.
5168 (fold_builtin_n): Likewise.
5170 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5172 PR tree-optimization/36008
5173 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5174 the original op1, rather than delta by step.
5176 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5177 Sebastian Pop <sebastian.pop@amd.com>
5179 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5180 eliminate_local_variables_stmt, eliminate_local_variables,
5181 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5182 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5183 of code delimited by two edges in the CFG.
5184 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5185 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5186 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5187 the case of parallelisation of reductions.
5188 (expr_invariant_in_region_p): New.
5190 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5191 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5193 2008-04-24 Ira Rosen <irar@il.ibm.com>
5194 Richard Guenther <rguenther@suse.de>
5196 PR tree-optimization/36034
5197 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5198 incapable of dealing with loads with gaps.
5200 2008-04-24 Rafael Espindola <espindola@google.com>
5202 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5203 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5204 vrp_evaluate_conditional.
5205 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5206 (vrp_evaluate_conditional): Split the cond argument.
5207 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5208 (simplify_stmt_for_jump_threading): Update call to
5209 vrp_evaluate_conditional.
5211 2008-04-24 Ira Rosen <irar@il.ibm.com>
5213 PR tree-optimization/35982
5214 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5215 interleaved data-refs are of the same type.
5217 2008-04-24 Danny Smith <dannysmith@users.net>
5219 * c-format.c (check_format_info_main): Use strncmp rather than a
5220 magic prefix to handle multichar length specs.
5221 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5222 Don't prefix "I64" and "I32" with '\0'.
5224 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5227 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5228 in registers for -m32 only if stdarg_p (fntype).
5230 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5232 PR rtl-optimization/36006
5233 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5234 temp to op0 in order to avoid invalid rtx sharing.
5236 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5238 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5239 check TREE_INVARIANT.
5240 * tree-gimple.c (is_gimple_address): New.
5241 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5242 * tree-gimple.h (is_gimple_address): New.
5243 * tree.h (decl_address_invariant_p): New.
5244 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5245 (build_string): Likewise.
5246 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5247 (tree_invariant_p_1): Likewise.
5248 (save_expr): Use it.
5249 (tree_invariant_p): New.
5250 (skip_simple_arithmetic): Use it.
5251 (stabilize_reference_1): Use it.
5252 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5254 (build1_stat): Drop code to compute TREE_INVARIANT.
5255 (build2_stat): Drop code to compute TREE_INVARIANT.
5256 (build3_stat): Drop code to compute TREE_INVARIANT.
5257 (build4_stat): Drop code to compute TREE_INVARIANT.
5258 (build5_stat): Drop code to compute TREE_INVARIANT.
5259 (build7_stat): Drop code to compute TREE_INVARIANT.
5260 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5261 * tree.h (struct tree_base): Remove invariant_flag.
5262 (TREE_INVARIANT): Remove.
5263 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5264 (fold_builtin_expect): Check TREE_CONSTANT.
5265 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5266 * c-tree.h (c_expr_to_decl): Drop third parameter.
5267 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5268 (build_c_cast): Don't set TREE_INVARIANT.
5269 (pop_init_level): Don't set TREE_INVARIANT.
5270 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5271 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5273 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5274 (gimplify_addr_expr): Adjust comment.
5275 * tree-mudflap.c (mf_build_string):
5276 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5277 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5278 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5279 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5280 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5281 * langhooks.h (struct lang_hooks): Drop third parameter from
5284 2008-04-23 Richard Guenther <rguenther@suse.de>
5286 PR tree-optimization/27799
5287 PR tree-optimization/32921
5288 PR tree-optimization/32624
5289 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5290 SMTs aliases and the tag itself into the solution.
5291 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5292 merge the points-to solution back into the SMT aliases.
5293 (may_alias_p): Use alias_set_subset_of instead of
5294 aliases_conflict_p. A pointer which points to
5295 memory with alias set zero may access any variable.
5297 2008-04-23 Richard Guenther <rguenther@suse.de>
5299 * alias.c (alias_set_subset_of): Correctly handle asking
5300 if zero is a subset of an alias set with zero child.
5301 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5302 (compute_flow_insensitive_aliasing): Correctly walk all
5303 pointers. Do not unnecessarily union sets.
5305 2008-04-23 Richard Guenther <rguenther@suse.de>
5308 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5310 2008-04-22 Tomas Bily <tbily@suse.cz>
5312 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5314 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5316 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5317 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5318 * tree-inline.c (estimate_num_insns_1): Likewise.
5319 * varasm.c (const_hash_1, compare_constant, copy_constant)
5320 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5321 * emit-rtl.c (component_ref_for_mem_expr)
5322 (set_mem_attributes_minus_bitpos): Likewise.
5323 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5324 (is_aligning_offset): Likewise.
5325 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5326 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5327 * dojump.c (do_jump): Likewise.
5328 * builtins.c (get_pointer_alignment, get_memory_rtx)
5329 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5330 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5332 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5334 PR rtl-optimization/36017
5335 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5336 expanding the library call.
5338 2008-04-22 Ian Lance Taylor <iant@google.com>
5340 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5343 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5345 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5346 of LR/CTR moves for Power6.
5348 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5351 * passes.c (init_optimization_passes): Remove
5352 pass_fast_rtl_byte_dce.
5354 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5357 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5358 builtin functions to generate faster code.
5359 (_mm_cvtpu16_ps): Ditto.
5360 (_mm_cvtpi32x2_ps): Ditto.
5362 2008-04-22 Nick Clifton <nickc@redhat.com>
5364 * common.opt (ftree-loop-distribution): Add Optimization
5367 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5368 (frv_expand_builtin_va_start): Likewise.
5370 * config/arm/arm.c (thumb_find_work_register): Fix location of
5371 argument register count.
5373 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5375 Support scheduling for ColdFire V1 and V3 microarchitecture.
5376 Improve scheduling of multiplication instructions.
5378 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5379 (mac): New instruction attribute.
5380 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5381 (m68k_sched_mac): New variable.
5382 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5383 Handle cfv1 and cfv3.
5384 (max_insn_size): New static variable.
5385 (struct _sched_ib): New type.
5386 (sched_ib): New static variable.
5387 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5388 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5389 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5391 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5392 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5393 new variables. Update.
5394 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5395 Add modeling of cfv3 instruction buffer. Update.
5396 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5397 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5398 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5399 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5400 a particular reservation applies to.
5401 (type2): Reorganize attribute values. Rename alu to alu_reg,
5402 alu_l to alu, move_l to omove. Join move to alu. Split mul
5404 (cf_ib_*): Simplify description of instruction buffer.
5405 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5406 (cf_mem): Split into cf_mem1 and cf_mem2.
5407 (cf_v2_move_??): Rename to cfv12_alu_??.
5408 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5409 (cf_v2_mul_??): Remove reservations.
5410 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5411 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5412 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5414 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5415 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5416 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5417 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5418 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5419 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5420 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5421 expansions of the above reservations for instructions of sizes
5424 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5426 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5428 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5430 * coverage.c: Include tree-pass.h.
5431 (coverage_counter_alloc): Print da_file_name to the dump file.
5433 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5435 * sbitmap.c (sbitmap_range_empty_p): New function.
5436 * sbitmap.h (sbitmap_range_empty_p): New function.
5437 * bitmap.h: Now includes obstack.h.
5439 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5440 Kenneth Zadeck <zadeck@naturalbridge.com>
5442 * dbgcnt.def (ra_byte_scan): Added.
5443 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5444 when the last hit happens for a counter.
5445 * timevar.def (TV_DF_BYTE_LR): New variable.
5446 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5447 * passes.c (pass_fast_rtl_byte_dce): New pass.
5448 * fwprop.c (update_df): Added mode to call df_ref_create.
5449 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5450 DF_REF_EXTRACT_OFFSET.
5451 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5452 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5454 (df_ref_extract): Added mode field.
5455 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5456 DF_REF_EXTRACT_OFFSET.
5457 (DF_REF_EXTRACT_MODE): New macro.
5458 (df_byte_lr_bb_info): New structure.
5459 (df_print_byte_regset, df_compute_accessed_bytes,
5460 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5461 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5462 df_byte_lr_simulate_uses,
5463 df_byte_lr_simulate_artificial_refs_at_top,
5464 df_byte_lr_simulate_artificial_refs_at_end,
5465 df_compute_accessed_bytes): New function.
5466 (df_ref_create): Add parameter.
5467 (df_byte_lr_get_bb_info): New inline function.
5468 * df-scan.c (df_ref_record, df_uses_record,
5469 df_ref_create_structure): Added mode parameter.
5470 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5471 df_defs_record, df_uses_record, df_get_conditional_uses,
5472 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5473 df_entry_block_defs_collect, df_exit_block_uses_collect):
5474 Added mode parameter to calls to df_ref_record, df_uses_record,
5475 df_ref_create_structure.
5476 (df_ref_equal_p, df_ref_compare): Added test for modes.
5477 (df_ref_create_structure): Added code to set mode. Renamed
5478 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5479 DF_REF_EXTRACT_OFFSET.
5480 * df-core.c (df_print_byte_regset): New function.
5481 * df-byte-scan.c: New file.
5482 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5483 calls to BITMAP_FREE.
5484 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5485 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5486 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5487 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5488 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5489 df_byte_lr_local_compute, df_byte_lr_init,
5490 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5491 df_byte_lr_transfer_function, df_byte_lr_free,
5492 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5493 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5494 df_byte_lr_simulate_uses,
5495 df_byte_lr_simulate_artificial_refs_at_top,
5496 df_byte_lr_simulate_artificial_refs_at_end): New function.
5497 * dce.c (byte_dce_process_block): New function.
5498 (dce_process_block): au is now passed in rather than computed
5499 locally. Changed loops that look at artificial defs to not look
5500 for conditional or partial ones, because there never are any.
5501 (fast_dce): Now is able to drive byte_dce_process_block or
5502 dce_process_block depending on the kind of dce being done.
5503 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5504 (rest_of_handle_fast_byte_dce): New function.
5505 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5506 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5508 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5511 * gcc.h: Added fortran options that take arguments to
5512 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5515 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5517 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5518 scalarization if on the LHS and not a full access.
5520 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5522 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5524 2008-04-18 Rafael Espindola <espindola@google.com>
5526 * tree-vrp.c (find_case_label_index): Fix the binary search.
5527 (find_case_label_range): New.
5528 (vrp_visit_switch_stmt): Use find_case_label_range.
5529 (simplify_switch_using_ranges): Use find_case_label_range.
5531 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5533 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5534 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5536 2008-04-18 Tom Tromey <tromey@redhat.com>
5539 * doc/cpp.texi (Implementation-defined behavior): Mention
5542 2008-04-18 Ian Lance Taylor <iant@google.com>
5544 * fold-const.c (pointer_may_wrap_p): New static function.
5545 (fold_comparison): Add another test for pointer overflow. Use
5546 pointer_may_wrap_p to disable some false positives.
5548 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5550 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5551 (fname_as_string): Match updated cpp_interpret_string prototype.
5552 (fix_string_type): Support char16_t* and char32_t*.
5553 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5554 derivative) nodes. Register as builtin if C++0x.
5555 (c_parse_error): Support CPP_CHAR{16,32}.
5556 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5557 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5558 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5559 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5560 CTI_CHAR32_ARRAY_TYPE>: New elements.
5561 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5562 char32_type_node, signed_char32_type_node, char16_array_type_node,
5563 char32_array_type_node): New defines.
5564 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5565 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5566 (lex_string): Support CPP_STRING{16,32}, match updated
5567 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5568 (lex_charconst): Support CPP_CHAR{16,32}.
5569 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5570 and CPP_STRING{16,32}.
5572 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5575 * aclocal.m4: Regenerate.
5576 * configure: Regenerate.
5578 2008-04-18 Jan Hubicka <jh@suse.cz>
5580 * except.c (dw2_size_of_call_site_table,
5581 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5583 * cgraphbuild.c (build_cgraph_edges): Update.
5584 * tree-pass.h: Update comment.
5585 * final.c (leaf_function_p): Update.
5586 (leaf_renumber_regs): Update.
5587 (rest_of_clean_state): Update.
5588 * omp-low.c (expand_omp_parallel): Update.
5589 * ipa-reference.c (analyze_function): Update.
5590 * reorg.c (find_end_label): Update.
5591 (optimize_skip): Update.
5592 (fill_simple_delay_slots): Update.
5593 (fill_simple_delay_slots): Update.
5594 (make_return_insns): Update.
5595 (dbr_schedule): Update.
5596 * gimple-low.c (record_vars_into): Update.
5597 * cfgbuild.c (make_edges): Update.
5598 * function.c (assign_stack_local): Update.
5599 (assign_parm_adjust_stack_rtl): Update.
5600 (locate_and_pad_parm): Update.
5601 (allocate_struct_function): Do not initialize stack_alignment_needed
5602 and preferred_stack_boundary here.
5603 (stack_protect_prologue): Update.
5604 (stack_protect_epilogue): Update.
5605 (expand_function_start): Initialize stack_alignment_needed,
5606 preferred_stack_boundary and max_jumptable_ents.
5607 (expand_function_end): Update.
5608 (free_after_compilation): Do not NULLify epilogue_delay_list.
5609 * function.h (struct rtl_data): Add stack_protect_guard,
5610 stack_alignment_needed,
5611 preferred_stack_boundary, epilogue_delay_list.
5612 (struct function): Remove value_histograms, stack_alignment_needed,
5613 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5615 unexpanded_var_list, stack_protect_guard.
5616 (current_function_epilogue_delay_list): Remove.
5617 * ipa-type-escape.c (analyze_function): Update.
5618 * gimplify.c (pop_gimplify_context): Update comment.
5619 * calls.c (expand_call): Update.
5620 (emit_library_call_value_1): Update.
5621 * except.c (set_nothrow_function_flags): Update.
5622 * cfgexpand.c (get_decl_align_unit): Update.
5623 (create_stack_guard): Update.
5624 (estimated_stack_frame_size): Update.
5625 (expand_used_vars): Update.
5626 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5627 * explow.c (allocate_dynamic_stack_space): Update.
5628 * tree-ssa-live.c (remove_unused_locals): Update.
5629 * varasm.c (mark_constant_pool): Update.
5630 * tree-inline.c (remap_decls): Update.
5631 (initialize_cfun): Update.
5632 (declare_return_variable): Update.
5633 (inline_forbidden_p): Update.
5634 (expand_call_inline): Update.
5635 (declare_inline_vars): Update.
5636 (tree_function_versioning): Update.
5637 * tree-flow.h (value_histograms): New.
5638 (VALUE_HISTOGRAMS): New macro.
5639 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5641 * tree-cfg.c (set_bb_for_stmt): Update.
5642 (replace_by_duplicate_decl): Update.
5643 (move_block_to_fn): Update.
5644 (new_label_mapper): Update.
5645 (dump_function_to_file): Update.
5646 * ipa-struct-reorg.c (build_data_structure): Update.
5647 * cfgrtl.c (print_rtl_with_bb): Update.
5648 * reload1.c (reload): Update.
5650 * config/i386/i386.c (setup_incoming_varargs_64,
5651 ix86_compute_frame_layout): Update.
5652 * config/arc/arc.c (arc_output_function_epilogue): Update.
5654 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5656 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5657 for FreeBSD as well.
5658 * gthr-posix95.h: Likewise.
5660 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5662 PR rtl-optimization/35838
5663 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5664 out the byte offset of the first subreg.
5666 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5668 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5669 to split_ti instead of three separate calls with single member arrays.
5670 (subti3 splitter): Ditto.
5671 (adddi3 splitter): Ditto with split_di.
5672 (subdi3 splitter): Ditto.
5673 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5674 two separate calls with single member arrays. Swap match_dup
5675 operands 1 and 2 to better fit into the array.
5676 (negdi2 splitter): Ditto with split_di.
5677 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5678 two separate calls with single member arrays. Swap match_dup operands
5679 6 and 7 to better fit into the array.
5681 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5683 * config/i386/i386.c (sse_builtin_type): New.
5684 (bdesc_sse_args): Likewise.
5685 (bdesc_sse_3arg): Removed.
5686 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5687 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5688 IX86_BUILTIN_ROUNDPS.
5689 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5690 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5691 IX86_BUILTIN_ROUNDPS.
5692 (ix86_expand_sse_4_operands_builtin): Removed.
5693 (ix86_expand_sse_operands_builtin): New.
5694 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5695 and CODE_FOR_sse4_1_roundps.
5696 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5697 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5699 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5702 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5703 regs before frame pop when needed. If use_backchain_to_restore_sp
5704 then load backchain into a temp reg to restore vr and vrsave. Add
5705 code to restore vr after frame pop if possible.
5707 2008-04-17 Richard Guenther <rguenther@suse.de>
5709 * tree-vn.c (expressions_equal_p): Do not check type
5710 equality or compatibility before calling operand_equal_p.
5711 * fold-const.c (operand_equal_p): Check equivalence of
5712 integer constants before bailing out due to signedness or
5713 precision differences.
5714 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5715 spurious differences in type qualification. Ignore types
5716 for COMPONENT_REFs at all.
5718 2008-04-17 Christian Bruel <christian.bruel@st.com>
5720 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5721 msw_skip comparison.
5723 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5726 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5729 PR tree-optimization/35899
5730 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5731 rather than TREE_OPERAND.
5733 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5736 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5737 temporary registers. Change operand predicate to general_operand.
5738 (remainderxf3): Ditto.
5740 2008-04-16 Richard Guenther <rguenther@suse.de>
5742 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5743 * tree-affine.c (aff_combination_expand): Look through some
5746 2008-04-15 Doug Kwan <dougkwan@google.com>
5748 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5750 * tree-pretty-print.c (dump_generic_node): Ditto.
5751 * final.c (output_addr_const): Ditto.
5752 * dwarf2out.c (output_cfi): Ditto.
5753 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5754 * print-rtl.c (print_rtx): Ditto.
5755 * print-tree.c (print_node_brief, print_node): Ditto.
5756 * c-common.c (match_case_to_enum_1): Ditto.
5757 * sched-vis.c (print_value): Ditto.
5758 * config/i386/i386.c (print_operand): Cast to long unsigned int
5761 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5762 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5763 MS Windows VirtualProtect function.
5765 2008-04-15 Jan Hubicka <jh@suse.cz>
5767 * gengtype.c (write_root): Param_is argument is OK.
5768 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5769 * function.h: Include varray.h
5770 (rtl_eh): New stucture based on except.c one.
5771 (call_site_record): New forward declaration and vector type.
5772 * calls.c (emit_call_1): Do not call
5773 note_current_region_may_contain_throw.
5774 * except.c (eh_status): Remove cur_region, try_region since they are
5776 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5777 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5778 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5779 Remove call_site_data_used, call_site_data_size.
5780 Turn call_site_record into vector in function.h.
5781 (note_current_region_may_contain_throw): Remove.
5782 (get_exception_pointer, get_exception_filter): Do not take struct
5783 function argument; update.
5784 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5785 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5786 build_post_landing_pads, dw2_build_landing_pads,
5787 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5788 sjlj_emit_function_enter, sjlj_emit_function_enter,
5789 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5790 sjlj_build_landing_pads, finish_eh_generation,
5791 remove_exception_handler_label, remove_eh_handler,
5792 maybe_remove_eh_handler, add_reachable_handler,
5793 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5794 add_action_record, collect_one_action_chain, add_call_site,
5795 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5796 sjlj_output_call_site_table, output_function_exception_table,
5797 * except.h (note_current_region_may_contain_throw): Remove
5798 (get_exception_pointer, get_exception_filter): Do not take struct
5800 * Makefile.in (GTFILES): Put varargs before struct function.
5802 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5804 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5805 punt for STRING_CST.
5806 (get_constraint_for): Deal with STRING_CST here instead.
5808 2008-04-15 Richard Guenther <rguenther@suse.de>
5810 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5811 statements in a basic-block with a backward walk. Do not
5812 substitute into dead statements but instead remove those.
5814 2008-04-15 Richard Guenther <rguenther@suse.de>
5816 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5817 to zero, thus disable creation of SFTs.
5819 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5821 * tree-predcom.c (suitable_reference_p): Return false if the
5822 reference can throw.
5824 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5827 * c-decl.c (finish_decl): If extern or static var has variable
5828 size, set TREE_TYPE (decl) to error_mark_node.
5830 2008-04-15 Rafael Espindola <espindola@google.com>
5832 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5835 2008-04-15 Richard Guenther <rguenther@suse.de>
5837 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5838 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5839 (visit_reference_op_load): Do walk vuse-vdef chains on
5840 vn_reference_lookup.
5841 (visit_reference_op_store): But do not here.
5842 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5843 vn_reference_lookup.
5844 (vn_lookup_with_vuses): But do so here.
5846 2008-04-14 Ian Lance Taylor <iant@google.com>
5848 * fold-const.c (fold_overflow_warning): Remove assertion.
5850 2008-04-15 Ben Elliston <bje@au.ibm.com>
5852 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5853 temp1 local variables.
5855 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5858 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5859 ".text.unlikely" section as executable.
5861 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5863 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5864 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5865 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5866 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5867 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5868 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5869 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5871 2008-04-14 Ian Lance Taylor <iant@google.com>
5873 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5874 * fold-const.c (fold_comparison): If appropriate, test
5875 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5876 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5877 reassociating a pointer type.
5878 * doc/invoke.texi (Optimize Options): Document that
5879 -fstrict-overflow applies to pointer wraparound.
5881 2008-04-13 Jan Hubicka <jh@suse.cz>
5883 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5885 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5887 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5888 we are going to "save the world".
5890 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5892 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5893 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5894 operand 0 constraint, not "=".
5896 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5898 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5900 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5902 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5903 of size of positions_needed * CHAR_BIT.
5905 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5908 * dse.c (store_info): Change positions_needed to unsigned
5910 (lowpart_bitmask): New.
5911 (record_store): Cast to unsigned HOST_WIDE_INT for
5912 positions_needed. Assert width <= size of positions_needed *
5913 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5914 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5915 lowpart_bitmask to set mask.
5917 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5919 * config/bfin/constraints.md: New file.
5920 * config/bfin/bfin.md: Include it.
5921 (adddi3): Use satisfies_constraint functions instead of the old macros.
5922 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5923 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5924 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5925 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5926 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5927 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5928 EXTRA_CONSTRAINT): Delete.
5929 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5930 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5932 * config/bfin/bfin.c: Include "tm-constrs.h".
5933 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5934 Use satisfies_constraint functions instead of the old macros.
5935 * doc/md.texi (Blackfin Constraints): Update file name reference.
5937 2008-04-11 Richard Guenther <rguenther@suse.de>
5939 PR tree-optimization/35869
5940 * tree-vrp.c (execute_vrp): Move switch statement update after
5941 jump threading. Schedule another cfg cleanup run.
5943 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5946 * attribs.c (decl_attributes): Return early on errorneous node.
5948 2008-04-10 Oleg Ryjkov <olegr@google.com>
5950 * tree.h (struct tree_base): Added a new flag default_def_flag.
5951 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5953 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5955 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5957 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5960 * pa.md: Define mode iterator P. Define mode attribute dwc.
5961 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5962 (icacheflush): Likewise.
5963 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5964 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5966 2008-04-11 Ben Elliston <bje@au.ibm.com>
5968 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5970 2008-04-10 Rafael Espindola <espindola@google.com>
5972 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5973 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5974 (extract_range_from_expr): The same.
5976 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5978 * config/mips/mips.md (GPR2): New mode iterator.
5980 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5981 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5982 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5983 Rewrite these to take two modes, the mode of comparison and the
5984 mode of the destination.
5985 * config/mips/mips.c (mips_expand_scc): Instead of having
5986 paradoxical subreg as destination, expand "narrowing" scc if mode
5987 of comparison is SI and target is requested in DI mode.
5988 (mips_emit_int_order_test): Update comment. Make mode of
5989 comparison match CMP0 rather than TARGET. When creating inverse
5990 target use mode of TARGET.
5992 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5994 * gcov-dump.c (tag_summary): Only print summaries for the first
5995 GCOV_COUNTERS_SUMMABLE counters.
5997 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5999 * config/i386/i386.md (absneg): New code iterator.
6000 (absnegprefix): New code attribute.
6001 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
6002 patterns using absneg code iterator.
6003 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
6004 using absneg code iterator.
6005 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
6006 *neg<mode>2 patterns using absneg code iterator.
6007 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6008 *negextendsfdf2 patterns using absneg code iterator.
6009 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
6010 *negextendsfxf2 patterns using absneg code iterator.
6011 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
6012 *negextendsfdf2 patterns using absneg code iterator.
6013 * config/i386/sse.md (<code><mode>2): Macroize expander from
6014 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
6016 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
6018 * config/s390/s390.h: Remove the remains of the recent search
6019 & replace action of current_function_outgoing_args_size.
6021 2008-04-10 Ira Rosen <irar@il.ibm.com>
6023 PR tree-optimization/35821
6024 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
6025 NEW_STMT_LIST is not NULL.
6027 2008-04-09 David Edelsohn <edelsohn@gnu.org>
6030 * toplev.c (process_options): Remove -ffunction-sections debugging
6033 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
6035 PR middle-end/PR28690
6036 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
6037 than gen_rtx_fmt_ee to perform more canonicalizations.
6039 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6042 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6044 2008-04-09 Richard Guenther <rguenther@suse.de>
6046 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6047 (dump_function_to_file): Dump function arguments with types.
6049 2008-04-08 Richard Guenther <rguenther@suse.de>
6051 * fold-const.c (fold_widened_comparison): Do not allow
6052 sign-changes that change the result.
6054 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6057 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6058 kinds of indirect references.
6060 2008-04-08 David Edelsohn <edelsohn@gnu.org>
6062 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
6063 GNU Fortran language string.
6065 2008-04-08 Rafael Espindola <espindola@google.com>
6067 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
6068 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
6069 * tree.h (tree_call_nonnegative_warnv_p): New.
6071 2008-04-08 Jan Hubicka <jh@suse.cz>
6073 * function.c (free_after_compilation): Clear out regno_reg_rtx
6076 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
6079 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6081 PR middle-end/PR28690
6082 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
6083 same precedence as REG_POINTER and MEM_POINTER operands.
6085 2008-04-08 Richard Guenther <rguenther@suse.de>
6088 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
6089 for adding index to base.
6091 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
6093 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
6094 (MINGW_ENABLE_EXECUTE_STACK): New.
6095 (IN_LIBGCC2): For libgcc include windows.h file for
6096 function declarations.
6098 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
6100 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
6101 and tem2 if tem1 is not a REG or MULT.
6103 2008-04-08 Jan Hubicka <jh@suse.cz>
6105 * function.h (incomming_args): Break out of struct function.
6106 (function_subsections): Break out of struct function.
6107 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
6108 return_rtx and hard_reg_initial_vals from struct function.
6109 Kill inl_max_label_num.
6110 (current_function_pops_args, current_function_args_info,
6111 current_function_args_size, current_function_args_size,
6112 current_function_pretend_args_size,
6113 current_function_outgoing_args_size,
6114 current_function_internal_arg_pointer, current_function_return_rtx):
6115 Kill compatibility accestor macros.
6116 * builtins.c (expand_builtin_apply_args_1): Update.
6117 (expand_builtin_next_arg): Update.
6118 * df-scan.c (df_get_call_refs): Update.
6119 * dbxout.c (dbxout_function_end): Update.
6120 * dwarf2out.c (dwarf2out_switch_text_section): Update.
6121 (output_line_info): Update.
6122 (secname_for_decl): Update.
6123 (dwarf2out_var_location): Update.
6124 * function.c (free_after_compilation): Update.
6125 (assign_parm_find_stack_rtl): Update.
6126 (assign_parms): Update.
6127 (expand_dummy_function_end): Update.
6128 (expand_function_end): Update.
6129 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
6130 (expand_call): Update.
6131 (emit_library_call_value_1): Update.
6132 (store_one_arg): Update.
6133 * varasm.c (initialize_cold_section_name): Update.
6134 (unlikely_text_section): Update.
6135 (unlikely_text_section_p): Update.
6136 (assemble_start_function): Update.
6137 (assemble_end_function): Update.
6138 (default_section_type_flags): Update.
6139 (switch_to_section): Update.
6140 * integrate.c (set_decl_abstract_flags): Update.
6141 (get_hard_reg_initial_val): Update.
6142 (has_hard_reg_initial_val): Update.
6143 (allocate_initial_values): Update.
6144 * resource.c (init_resource_info): Update.
6145 * config/alpha/alpha.c (NUM_ARGS): Update.
6146 (direct_return): Update.
6147 (alpha_va_start): Update.
6148 (alpha_sa_size): Update.
6149 (alpha_initial_elimination_offset): Update.
6150 (alpha_expand_prologue): Update.
6151 (alpha_start_function): Update.
6152 (alpha_expand_epilogue): Update.
6153 (unicosmk_initial_elimination_offset):
6154 * config/alpha/alpha.md (call expander): Update.
6155 * config/s390/s390.c (s390_register_info): Update.
6156 (s390_register_info): Update.
6157 (s390_frame_info): Update.
6158 (s390_initial_elimination_offset): Update.
6159 (s390_build_builtin_va_list): Update.
6160 (s390_va_start): Update.
6161 * config/spu/spu.c (direct_return): Update.
6162 (spu_expand_prologue): Update.
6163 (spu_initial_elimination_offset): Update.
6164 (spu_build_builtin_va_list): Update.
6165 (spu_va_start): Update.
6166 * config/sparc/sparc.c (sparc_init_modes): Update.
6167 (sparc_compute_frame_size): Update.
6168 (function_value): Update.
6169 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6170 * config/i386/i386.md (return expander): Update.
6171 * config/i386/i386.c (ix86_va_start): Update.
6172 (ix86_can_use_return_insn_p): Update.
6173 (ix86_compute_frame_layout): Update.
6174 (ix86_expand_epilogue): Update.
6175 * config/sh/sh.c (output_stack_adjust): Update.
6176 (calc_live_regs): Update.
6177 (sh_expand_prologue): Update.
6178 (sh_builtin_saveregs): Update.
6179 (sh_va_start): Update.
6180 (initial_elimination_offset): Update.
6181 (sh_allocate_initial_value): Update.
6182 (sh_function_ok_for_sibcall): Update.
6183 (sh_get_pr_initial_val): Update.
6184 * config/sh/sh.md (return expander): Update.
6185 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6186 * config/crx/crx.c (crx_compute_frame): UPdate.
6187 (crx_initial_elimination_offset): UPdate.
6188 * config/xtensa/xtensa.c (compute_frame_size): Update
6189 (xtensa_builtin_saveregs): Update.
6190 (xtensa_va_start): Update.
6191 (order_regs_for_local_alloc): Update.
6192 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6193 (xstormy16_expand_builtin_va_start): Update.
6194 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6195 * config/m68hc11/m68hc11.md (return expanders): Update.
6196 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6197 (expand_epilogue): Update.
6198 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6199 (cris_simple_epilogue): Update.
6200 (cris_expand_prologue): Update.
6201 (cris_expand_epilogue): Update.
6202 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6203 (compute_frame_size): Update.
6204 * config/mt/mt.c (mt_compute_frame_size): Update.
6205 * config/mn10300/mn10300.c (expand_prologue): Update.
6206 (expand_epilogue): Update.
6207 (initial_offset): Update.
6208 (mn10300_builtin_saveregs):
6209 * config/mn10300/mn10300.md (return expander): Update.
6210 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6211 (ia64_initial_elimination_offset): Update.
6212 (ia64_initial_elimination_offset): Update.
6213 (ia64_expand_prologue): Update.
6214 * config/m68k/m68k.md (return expander): Update.
6215 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6216 (rs6000_stack_info): Update.
6217 * config/mcore/mcore.c (layout_mcore_frame): Update.
6218 (mcore_expand_prolog): Update.
6219 * config/arc/arc.c (arc_compute_frame_size): Update.
6220 * config/score/score3.c (score3_compute_frame_size): Update.
6221 * config/score/score7.c (score7_compute_frame_size): Update.
6222 * config/arm/arm.c (use_return_insn): Update.
6223 (thumb_find_work_register): Update.
6224 (arm_compute_save_reg_mask): Update.
6225 (arm_output_function_prologue): Update.
6226 (arm_output_epilogue): Update.
6227 (arm_size_return_regs): Update.
6228 (arm_get_frame_offsets): Update.
6229 (arm_expand_prologue): Update.
6230 (thumb_exit): Update.
6231 (thumb_unexpanded_epilogue): Update.
6232 (thumb1_output_function_prologue): Update.
6233 * config/pa/pa.md (return expander): Update.
6234 * config/pa/pa.c (compute_frame_size): Update.
6235 (hppa_builtin_saveregs): Update.
6236 * config/mips/mips.c (mips_va_start): Update.
6237 (mips16_build_function_stub): Update.
6238 (mips_compute_frame_info): Update.
6239 (mips_restore_gp): Update.
6240 (mips_output_function_prologue): Update.
6241 (mips_expand_prologue): Update.
6242 * config/v850/v850.c (compute_frame_size): Update.
6243 (expand_prologue): * config/mmix/mmix.c (along): update.
6244 (mmix_initial_elimination_offset): update.
6245 (mmix_reorg): update.
6246 (mmix_use_simple_return): update.
6247 (mmix_expand_prologue): update.
6248 (mmix_expand_epilogue): Update.
6249 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6250 (emit_link_insn): Update.
6252 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6254 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6255 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6257 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6260 2008-04-07 Jan Hubicka <jh@suse.cz>
6262 * function.h (rtl): Rename to x_rtl.
6264 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6265 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6266 used_temp_slots avail_temp_slots, temp_slot_level,
6267 nonlocal_goto_handler_labels): Update accesstors.
6268 (rtl): New global variable.
6269 (struct function): Move some fileds to rtl_data.
6270 (get_arg_pointer_save_area): Update prototype.
6271 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6272 get_arg_pointer_save_area.
6273 * expr.c (init_expr): Update
6274 * function.c (get_frame_size): Update
6275 (assign_stack_local): Update
6276 (expand_function_end): Update.
6277 (get_art_pointer_save_area): Update
6279 * emit-rtl.c (rtl): Declare.
6280 (regno_reg_rtx): Declare.
6281 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6283 (gen_reg_rtx): Update.
6284 * varasm.c (n_deferred_constatns): Update accestor.
6285 (init_varasm_status): Do not allocate varasm_status.
6286 (force_const_mem, get_pool_size, output_constant_pool): Update.
6287 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6288 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6289 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6290 * sparc/sparc.h (INIT_EXPANDERS): Update.
6291 * ia64/ia64.h (INIT_EXPANDERS): Update.
6293 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6295 * reload.c (push_secondary_reload): Add missing break to for loop.
6297 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6299 PR middle-end/PR28690
6300 * rtlanal.c: Update copyright years.
6301 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6302 as REG_POINTER and MEM_POINTER operands.
6303 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6304 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6305 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6306 * gcse.c: Update copyright years.
6307 (pre_delete): Call gen_reg_rtx_and_attrs.
6308 (hoist_code): Likewise.
6309 (build_store_vectors): Likewise.
6310 (delete_store): Likewise.
6311 * loop-invariant.c (move_invariant_reg): Likewise.
6312 Update copyright years.
6314 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6316 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6317 control string instead of quoted.
6319 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6321 * doc/rtl.texi: Rewrite of subreg section.
6323 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6326 * config/i386/i386.c (legitimize_pic_address): Add treating
6327 of dllimport SYM_REF's.
6328 (legitimize_dllimport_symbol): Add prototype.
6330 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6332 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6333 reference in constructor with non self-referential type.
6335 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6337 Removal of Return with Depressed Stack Pointer support
6338 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6339 (ECF_SP_DEPRESSED): Likewise.
6340 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6341 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6342 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6343 (expand_call): Do not test ECF_SP_DEPRESSED.
6344 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6345 * function.c (keep_stack_depressed): Delete.
6346 (handle_epilogue_set): Likewise.
6347 (update_epilogue_consts): Likewise.
6348 (emit_equiv_load): Likewise.
6349 (thread_prologue_and_epilogue_insns): Remove support for Return with
6350 Depressed Stack Pointer.
6351 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6353 2008-04-06 Richard Guenther <rguenther@suse.de>
6355 PR tree-optimization/35400
6356 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6357 information from SSA_NAMEs.
6359 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6361 * config/avr/avr.h (avr_mega_p): Remove declaration.
6362 (AVR_MEGA): Remove macro.
6363 * config/avr/avr.c (avr_mega_p): Remove variable.
6364 (avr_override_options): Remove inicializion of avr_mega_p.
6365 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6366 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6367 (avr_jump_mode): (Ditto.).
6368 (avr_output_progmem_section_asm_op): (Ditto.).
6369 (avr_asm_init_sections): (Ditto.).
6370 (avr_asm_init_sections): (Ditto.).
6371 (avr_rtx_costs): (Ditto.).
6372 * config/avr/avr.md: (Ditto.).
6373 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6376 2008-04-06 Richard Guenther <rguenther@suse.de>
6378 PR tree-optimization/35842
6379 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6380 is_gimple_invariant_address.
6382 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6384 * gcc.c (default_compilers): Sync Fortran extensions list with
6385 that in fortran/lang-specs.h.
6386 * doc/invoke.texi: Likewise.
6387 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6388 * dwarf2out.c (gen_compile_unit_die): Likewise.
6390 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6392 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6394 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6397 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6398 attribute is used for nested functions.
6400 2008-04-05 Jan Hubicka <jh@suse.cz>
6402 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6404 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6406 (dump_files): Update.
6407 (enable_rtl_dump_file): Do not accept letter argument.
6408 * tree-pass.h (dump_file_info): Remove letter argument.
6409 * toplev.c (decode_d_option): Update -da handling.
6410 * toplev.h (enable_rtl_dump_file): Update prototype.
6411 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6412 it out based on pass type.
6413 (register_dump_files_1): Likewise.
6414 (init_optimization_passes): Update register_one_dump_file calls.
6415 (execute_one_pass): Sanity check that IPA passes are called at IPA
6416 level and RTL passes at RTL level.
6417 (execute_pass_list): IPA pass can not be after or subpass of
6419 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6420 disallov RTL subpasses of IPA subpasses.
6422 2008-04-05 Ben Elliston <bje@au.ibm.com>
6424 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6425 builtins that return exactly once and do not throw. Cache call to
6428 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6430 PR rtl-optimization/34916
6432 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6433 between instruction pairs.
6435 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6437 * doc/invoke.texi: Document -mbitops for SH.
6438 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6439 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6440 * config/sh/sh.c (print_operand): Add %t operand code.
6441 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6442 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6443 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6444 (extendqihi2): Likewise.
6445 (movqi_i): Likewise.
6446 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6447 (extv): Use bld instruction for SH2A if possible.
6449 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6450 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6451 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6452 (bset.b, bclr.b): Define peepholes.
6453 * config/sh/sh.opt (mbitops): New option.
6455 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6458 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6459 and view convert expression.
6461 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6464 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6466 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6468 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6470 * config/i386/cpuid.h (bit_AES): New.
6471 (bit_PCLMUL): Likewise.
6473 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6474 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6475 SSE2 if AES or PCLMUL is enabled.
6476 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6477 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6478 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6479 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6480 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6481 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6482 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6483 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6484 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6485 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6486 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6487 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6488 __builtin_ia32_aeskeygenassist128 and
6489 __builtin_ia32_pclmulqdq128.
6490 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6491 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6492 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6494 * config/i386/i386.h (TARGET_AES): New.
6495 (TARGET_PCLMUL): Likewise.
6496 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6498 * config/i386/i386.md (UNSPEC_AESENC): New.
6499 (UNSPEC_AESENCLAST): Likewise.
6500 (UNSPEC_AESDEC): Likewise.
6501 (UNSPEC_AESDECLAST): Likewise.
6502 (UNSPEC_AESIMC): Likewise.
6503 (UNSPEC_AESKEYGENASSIST): Likewise.
6504 (UNSPEC_PCLMUL): Likewise.
6506 * config/i386/i386.opt (maes): New.
6507 (mpclmul): Likewise.
6509 * config/i386/sse.md (aesenc): New pattern.
6510 (aesenclast): Likewise.
6512 (aesdeclast): Likewise.
6514 (aeskeygenassist): Likewise.
6515 (pclmulqdq): Likewise.
6517 * config/i386/wmmintrin.h: New.
6519 * doc/extend.texi: Document AES and PCLMUL built-in function.
6521 * doc/invoke.texi: Document -maes and -mpclmul.
6523 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6525 * function.c (free_after_parsing): Replace with
6526 cxx_push_function_context from C++ front-end.
6527 (allocate_struct_function): Don't call langhook.
6528 * langhooks.h (struct lang_hooks_for_functions): Delete.
6529 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6531 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6532 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6533 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6534 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6535 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6536 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6537 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6539 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6540 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6542 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6545 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6548 2008-04-04 Richard Guenther <rguenther@suse.de>
6551 * fold-const.c (optimize_minmax_comparison): Use the correct
6552 type for the constant in the simplified comparison.
6554 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6556 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6557 Pass L2 size as "--param l2-cache-size" to the compiler.
6558 (decode_l2_cache): New function to decode L2 cache parameters using
6559 0x8000006 extended cpuid function.
6560 (detect_caches_amd): Determine parameters of L2 cache using
6561 decode_l2_caches function.
6562 (decode_caches_intel): Decode L2 cache parameters.
6563 (detect_caches_intel): Determine L2 cache parameters using
6564 decode_caches_intel and decode_l2_caches functions.
6566 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6568 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6569 secondary input reload for subword loads from the constant pool.
6571 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6574 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6575 constants of the appropriate size for runtime calculations.
6578 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6579 decimal-float literal constant zero.
6581 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6584 * c-parser.c (c_parser_omp_atomic): Call
6585 default_function_array_conversion on the RHS.
6588 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6589 call is_variable_sized if decl has incomplete type.
6591 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6593 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6595 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6597 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6599 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6600 (sgt<u>): Merge sgt and sgtu into new expander.
6601 (sgt, sgtu): Remove expanders.
6602 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6603 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6604 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6605 *sgtu_<mode>_mips16 into new pattern.
6606 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6607 (sge<u>): Merge sge and sgeu into new expander.
6608 (sge, sgeu): Remove expanders.
6609 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6611 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6612 (slt<u>): Merge slt and sltu into new expander.
6613 (slt, sltu): Remove expanders.
6614 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6615 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6616 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6617 *sltu_<mode>_mips16 into new pattern.
6618 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6619 (sle<u>): Merge sle and sleu into new expander.
6620 (sle, sleu): Remove expanders.
6621 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6622 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6623 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6624 *sleu_<mode>_mips16 into new pattern.
6625 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6627 2008-04-03 Jan Hubicka <jh@suse.cz>
6629 PR tree-optimization/35795
6630 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6631 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6632 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6633 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6634 * score/score3.c (score3_output_mi_thunk): Likewise.
6635 * score/score7.c (score7_output_mi_thunk): Likewise.
6636 * mips/mips.c (mips_output_mi_thunk): Likewise.
6638 2008-04-03 Richard Guenther <rguenther@suse.de>
6640 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6641 conversions. Simplify code.
6643 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6645 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6647 2008-04-03 Tom Tromey <tromey@redhat.com>
6648 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6650 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6651 * config/bfin/t-bfin-linux (generated_files): Add
6652 linux-sysroot-suffix.h.
6653 * doc/install.texi (Prerequisites): Require make 3.80.
6654 * doc/sourcebuild.texi (Front End Directory): Document new
6656 * Makefile.in (generated_files): New variable.
6657 (ALL_HOST_OBJS): New variable.
6658 ($(ALL_HOST_OBJS)): New target.
6660 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6662 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6663 (remap_block): Call id->transform_lang_insert_block instead
6665 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6666 Set id.transform_lang_insert_block to NULL.
6667 (clone_body): Move to cp/optimize.c
6668 * tree-inline.h (struct copy_body_data): Change
6669 transform_lang_insert_block to function pointer.
6670 (copy_generic_body, copy_decl_no_change): Export.
6671 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6672 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6673 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6675 * c-tree.h (insert_block): Kill.
6676 * c-decl.c (insert_block): Kill.
6678 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6680 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6681 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6682 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6684 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6685 argument, call {push,pop}_function_context from here.
6686 * c-parser.c: Use c_{push,pop}_function_context.
6688 * function.c (push_function_context_to): Move meat ...
6689 (push_function_context): ... here. Simplify.
6690 * function.c (pop_function_context_from): Move meat ...
6691 (pop_function_context): ... here. Simplify.
6692 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6694 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6695 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6696 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6697 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6699 2008-04-03 Ben Elliston <bje@au.ibm.com>
6701 * expmed.c (extract_force_align_mem_bit_field): Remove.
6703 2008-04-03 Richard Guenther <rguenther@suse.de>
6706 * expr.h (try_casesi): Adjust prototype.
6707 * expr.c (try_casesi): Take fallback label as extra parameter.
6708 Use that for gen_casesi if default_label is NULL.
6709 * stmt.c (expand_case): Pass fallback label to try_casesi,
6710 make sure to fill gaps with a fallback label if default_label
6713 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6716 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6718 2008-04-03 Ben Elliston <bje@au.ibm.com>
6720 * expmed.c (extract_split_bit_field): Remove if (0) code.
6721 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6722 (do_ds_constraint): Likewise.
6724 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6726 * doc/cppopts.texi (-dU): Document.
6727 * c-common.h (flag_dump_macros): Update comment.
6728 * c-opts.c (handle_OPT_d): Handle -dU.
6729 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6730 dump_queued_macros, cb_used_define, cb_used_undef): New.
6731 (init_pp_output): Handle -dU.
6732 (cb_line_change): Call dump_queued_macros.
6733 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6735 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6737 * config/avr/predicates.md (io_address_operand): New predicate.
6738 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6739 * config/avr/avr.c (avr_io_address_p): Remove function.
6740 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6741 'avr_io_address_p' function.
6742 (out_movhi_r_mr): (Ditto.).
6743 (out_movqi_mr_r): (Ditto.).
6744 (out_movhi_mr_r): (Ditto.).
6745 (avr_address_cost): (Ditto.).
6747 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6749 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6750 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6751 in 32bit mode when XMM registers are available to avoid store
6753 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6754 corresponding post-reload splitters.
6756 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6758 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6759 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6760 __builtin_ia32_roundss.
6761 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6762 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6763 __builtin_ia32_roundss.
6764 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6765 IX86_BUILTIN_SHUFPD here.
6767 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6769 * config/i386/i386.md (plogic): New.
6770 (plogicprefix): Likewise.
6772 * config/i386/mmx.md (mmx_<code><mode>3): New.
6773 (mmx_and<mode>3): Removed.
6774 (mmx_ior<mode>3): Likewise.
6775 (mmx_xor<mode>3): Likewise.
6777 * config/i386/sse.md (<code><mode>3): New.
6778 (*<code><mode>3): Likewise.
6779 (*<code><mode>3): Likewise.
6780 (<code><mode>3): Likewise.
6781 (*sse_<code><mode>3): Likewise.
6782 (*sse2_<code><mode>3): Likewise.
6783 (<code>tf3): Likewise.
6784 (*<code>tf3): Likewise.
6785 (and<mode>3): Likewise.
6786 (*and<mode>3): Likewise.
6787 (ior<mode>3): Removed.
6788 (*ior<mode>3): Likewise.
6789 (xor<mode>3): Likewise.
6790 (*xor<mode>3): Likewise.
6791 (*and<mode>3): Likewise.
6792 (*ior<mode>3): Likewise.
6793 (*xor<mode>3): Likewise.
6794 (and<mode>3): Likewise.
6795 (*sse_and<mode>3): Likewise.
6796 (*sse2_and<mode>3): Likewise.
6798 (*andtf3): Likewise.
6799 (ior<mode>3): Likewise.
6800 (*sse_ior<mode>3): Likewise.
6801 (*sse2_ior<mode>3): Likewise.
6803 (*iortf3): Likewise.
6804 (xor<mode>3): Likewise.
6805 (*sse_xor<mode>3): Likewise.
6806 (*sse2_xor<mode>3): Likewise.
6808 (*xortf3): Likewise.
6810 2008-04-02 Richard Guenther <rguenther@suse.de>
6812 PR tree-optimization/14495
6813 PR tree-optimization/34793
6814 * tree-vrp.c (struct switch_update): New structure.
6815 (to_remove_edges, to_update_switch_stmts): New VECs.
6816 (simplify_switch_using_ranges): New function. Remove not taken
6817 case labels and edges.
6818 (simplify_stmt_using_ranges): Call it.
6819 (identify_jump_threads): Mark edges we have queued for removal
6820 so we don't thread them.
6821 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6823 * tree-cfg.c (group_case_labels): Deal with missing default label.
6824 (tree_verify_flow_info): Allow missing default label.
6825 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6826 (emit_case_nodes): Likewise.
6827 (expand_case): Do not rely on the default label to be present.
6828 * expr.c (try_casesi): Deal with NULL default_label.
6829 (do_tablejump): Likewise.
6831 2008-04-02 Richard Guenther <rguenther@suse.de>
6833 PR tree-optimization/14495
6834 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6835 SWITCH_EXPR here ...
6836 (vrp_visit_switch_stmt): ... but here (new function).
6837 (find_case_label_index): New helper function.
6838 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6840 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6842 * fwprop.c: Fix ISO-C99ism.
6844 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6847 * Makefile.in (objdir): Set it here.
6848 * configure.ac: Not here. Find dynamic linker characteristics.
6849 * exec-tool.in: Use them.
6850 * aclocal.m4: Regenerate.
6851 * configure: Regenerate.
6853 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6855 * expr.c (expand_var): Delete it.
6856 * expr.h (expand_var): Delete prototype.
6857 * function.c (expand_function_start): Use expand_decl instead.
6858 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6861 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6863 PR rtl-optimization/35542
6864 * fwprop.c (forward_propagate_and_simplify): Replace
6865 loc_reg_mentioned_in_p with reg_mentioned_p.
6867 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6869 PR rtl-optimization/35281
6870 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6871 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6872 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6873 (varying_mem_p): Move above propagate_rtx.
6874 (all_uses_available_at): Do not check MEMs.
6876 2008-04-02 Rafael Espindola <espindola@google.com>
6878 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6879 (register_edge_assert_for_2): Split the cond argument.
6880 (register_edge_assert_for_1): Adjust for the change in
6881 register_edge_assert_for_2.
6882 (register_edge_assert_for): Split the cond argument.
6883 (find_switch_asserts): Adjust for the change in
6884 register_edge_assert_for.
6886 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6888 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6889 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6890 offsets for 64-bit mingw.
6891 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6892 abi for x86_64-pc-mingw.
6894 2008-04-02 Richard Guenther <rguenther@suse.de>
6896 * tree-vrp.c (extract_range_from_assert): Make sure to not
6897 produce range min/max with TREE_OVERFOW set.
6898 If merging a anti-range and a range keep the anti-range if
6899 the range covers all values of the type.
6900 (register_edge_assert_for_2): Only allow sign-changing
6901 conversions in detecting canonical range checks. Also
6902 register an assert for the unsigned name if useful.
6904 PR tree-optimization/35787
6905 * tree-vrp.c (vrp_val_max): New function.
6906 (vrp_val_min): Likewise.
6907 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6908 (vrp_val_is_min): Likewise.
6909 (supports_overflow_infinity): Use vrp_val_{min,max}.
6910 (negative_overflow_infinity): Likewise.
6911 (positive_overflow_infinity): Likewise.
6912 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6913 (is_positive_overflow_infinity): Likewise.
6914 (is_overflow_infinity): Likewise.
6915 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6916 vrp_val_is_{min,max}.
6917 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6918 to ranges if possible. Avoid empty ranges.
6920 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6923 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6924 the expression is a function address.
6926 2008-04-01 George Helffrich <george@gcc.gnu.org>
6928 PR fortran/35154, fortran/23057
6929 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6930 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6931 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6932 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6934 (dbxout_syms): Check for COMMON-based symbol and wrap in
6935 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6936 in bracket for efficiency.
6938 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6939 using DW_TAG_common_block + member offset.
6940 (add_pubname_string): New function.
6941 (dw_expand_expr): New function to find block name and offset for
6943 (common_check): New function to check whether symbol in Fortran COMMON.
6944 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6946 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6949 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6951 2008-04-02 Ben Elliston <bje@au.ibm.com>
6953 * config/v850/v850.md (casesi): Remove if (0) code.
6954 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6955 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6957 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6959 * config/i386/i386.md (rex64suffix): New mode attribute.
6960 (floathi<mode>2): Disable expander for SSE math.
6961 (*floathi<mode>2_1): New insn insn_and_split pattern.
6962 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6963 corresponding post-reload splitters.
6964 (*floathi<mode>2_i387): New macroized insn pattern.
6965 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6966 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6967 insn_and_split pattern.
6968 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6969 New macroized instruction patterns and corresponding post-reload
6971 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6972 and corresponding post-reload splitters.
6973 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6974 New macroized instruction patterns.
6975 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6976 macroized instruction patterns and corresponding post-reload splitters.
6977 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6978 corresponding post-reload splitters.
6979 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6980 New macroized instruction patterns.
6981 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6982 corresponding post-reload splitters.
6983 (*floatsi<mode>2_i387): New macroized instruction patterns.
6985 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6987 * config/i386/i386.md (smaxmin): New.
6988 (umaxmin): Likewise.
6989 (maxminiprefix): Likewise.
6990 (maxminfprefix): Likewise.
6991 (<code><mode>3): Likewise.
6992 (smin<mode>3): Removed.
6993 (smax<mode>3): Likewise.
6995 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6996 (mmx_<code>v4hi3): Likewise.
6997 (mmx_<code>v8qi3): Likewise.
6998 (mmx_smaxv2sf3): Removed.
6999 (mmx_sminv2sf3): Likewise.
7000 (mmx_umaxv8qi3): Likewise.
7001 (mmx_smaxv4hi3): Likewise.
7002 (mmx_uminv8qi3): Likewise.
7003 (mmx_sminv4hi3): Likewise.
7005 * config/i386/sse.md (<addsub><mode>3): New.
7006 (*<addsub><mode>3): Likewise.
7007 (<sse>_vm<addsub><mode>3): Likewise.
7008 (<maxmin><mode>3): Likewise.
7009 (*<maxmin><mode>3_finite): Likewise.
7010 (*<maxmin><mode>3): Likewise.
7011 (<sse>_vm<maxmin><mode>3): Likewise.
7012 (sse3_h<addsub>v4sf3): Likewise.
7013 (sse3_h<addsub>v2df3): Likewise.
7014 (<maxmin>v16qi3): Likewise.
7015 (*<maxmin>v16qi3): Likewise.
7016 (<maxmin>v8hi3): Likewise.
7017 (*<maxmin>v8hi3): Likewise.
7018 (*sse4_1_<maxmin><mode>3): Likewise.
7019 (*sse4_1_<maxmin><mode>3): Likewise.
7020 (add<mode>3): Removed.
7021 (*add<mode>3): Likewise.
7022 (<sse>_vmadd<mode>3): Likewise.
7023 (sub<mode>3): Likewise.
7024 (*sub<mode>3): Likewise.
7025 (<sse>_vmsub<mode>3): Likewise.
7026 (smin<mode>3): Likewise.
7027 (*smin<mode>3_finite): Likewise.
7028 (*smin<mode>3): Likewise.
7029 (<sse>_vmsmin<mode>3): Likewise.
7030 (smax<mode>3): Likewise.
7031 (*smax<mode>3_finite): Likewise.
7032 (*smax<mode>3): Likewise.
7033 (<sse>_vmsmax<mode>3): Likewise.
7034 (sse3_haddv4sf3): Likewise.
7035 (sse3_haddv2df3): Likewise.
7036 (sse3_hsubv4sf3): Likewise.
7037 (sse3_hsubv2df3): Likewise.
7038 (umaxv16qi3): Likewise.
7039 (*umaxv16qi3): Likewise.
7040 (smaxv8hi3): Likewise.
7041 (*smaxv8hi3): Likewise.
7042 (*sse4_1_smax<mode>3): Likewise.
7043 (*sse4_1_umax<mode>3): Likewise.
7044 (uminv16qi3): Likewise.
7045 (*uminv16qi3): Likewise.
7046 (sminv8hi3): Likewise.
7047 (*sminv8hi3): Likewise.
7048 (*sse4_1_smin<mode>3): Likewise.
7049 (*sse4_1_umin<mode>3): Likewise.
7051 2008-04-01 Rafael Espindola <espindola@google.com>
7053 * tree-cfg.c (verify_expr): remove in_phi.
7054 (verify_stmt): Don't call walk_tree with verify_expr. Use
7055 is_gimple_min_invariant instead of is_gimple_val.
7057 2008-04-01 Joseph Myers <joseph@codesourcery.com>
7059 * doc/include/gpl_v3.texi: Update for manpage generation.
7060 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
7062 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7063 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
7064 gpl_v3.texi instead of gpl.texi.
7067 2008-04-01 Jakub Jelinek <jakub@redhat.com>
7070 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
7072 2008-04-01 Rafael Espindola <espindola@google.com>
7074 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
7075 (extract_code_and_val_from_cond): Use
7076 extract_code_and_val_from_cond_with_ops.
7078 2008-04-01 Jan Hubicka <jh@suse.cz>
7080 * function.c (free_after_compilation): Free epilogue_delay_list.
7081 (prepare_function_start): Assert that previous compilation was freed.
7083 2008-04-01 Jan Hubicka <jh@suse.cz>
7084 Jim Wilson <wilson@tuliptree.org>
7085 Andreas Tobler <andreast@gcc.gnu.org>
7088 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
7089 rtl.emit instead cfun->emit.
7090 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
7091 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
7093 2008-04-01 Ben Elliston <bje@au.ibm.com>
7095 * doc/c-tree.texi (Function Basics): Fix grammatical error.
7097 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
7099 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
7101 (fprofile-use): Add var flag_profile_use
7102 * coverage.c (coverage_begin_output): Do not open a gcno file for
7103 output only if -ftest-coverage is set.
7104 Do not add getpwd() to gcda file path.
7105 (build_gcov_info): Check the new flag
7106 flag_profile_datafile_relative_path.
7107 (coverage_init): Use profile_data_prefix.
7108 Read profile counter only if flag_profile_use is set.
7109 * opts.c (common_handle_option): New option fprofile-use=,
7110 fprofile-dir=, fprofile-generate=.
7111 * toplev.c (profile_data_prefix): New variable definition.
7112 * toplev.h (profile_data_prefix): New declaration.
7113 * doc/invoke.tex (Option Summary, Optimization Options):
7116 2008-03-31 James E. Wilson <wilson@tuliptree.org>
7118 * varasm.c (output_constant_pool_1): In LABEL_REF check,
7119 use tmp consistently.
7122 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
7123 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7124 UNSPEC_FR_RECIP_APPROX_RES.
7125 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
7127 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
7130 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
7132 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7135 * fold-const.c (fold_indirect_ref_1): Support accessing non first
7136 element of the vector via a pointer.
7138 2008-03-31 Ian Lance Taylor <iant@google.com>
7140 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
7142 2008-03-31 Jan Hubicka <jh@suse.cz>
7144 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7145 get_arg_pointer_save_area.
7146 * expr.c (init_expr): Just clear out rtl.expr.
7147 * function.c (free_after_compilation): Clear out whole RTL structure.
7148 (get_func_frame_size): Merge into ...
7149 (get_frame_size): ... this one.
7150 (assign_stack_local_1): Merge into ...
7151 (assign_stack_local): ... this one.
7152 (expand_function_end): Update call of get_arg_pointer_save_area.
7153 (get_art_pointer_save_area): Remove cfun argument.
7154 * function.h (emit_status): regno_pointer_align does not need length
7155 attribute. Move x_regno_reg_rtx to ...
7156 (regno_reg_rtx): ... new global array.
7157 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7158 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7159 apply_args_value, forced_labels, stack_pointer_delta):
7161 (struct varasm_status): Move here from varasm.c
7162 (struct rtl_data): New. Move here some fields from struct function.
7163 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7164 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7165 used_temp_slots avail_temp_slots, temp_slot_level,
7166 nonlocal_goto_handler_labels): Update accesstors.
7167 (rtl): New global variable.
7168 (struct function): Move some fileds to rtl_data.
7169 (get_arg_pointer_save_area): Update prototype.
7170 * emit-rtl.c (rtl): Declare.
7171 (regno_reg_rtx): Declare.
7172 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7174 (gen_reg_rtx): Update.
7175 (init_virtual_regs): Do not tate emit_status argument.
7176 (init_emit): Do not allocate emit.
7177 * varasm.c (varasm_statuc): Move to function.h.
7178 (n_deferred_constatns): Update accestor.
7179 (init_varasm_status): Do not allocate varasm_status.
7180 (force_const_mem, get_pool_size, output_constant_pool): Update.
7181 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7182 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7184 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7186 PR rtl-optimization/35729
7187 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7190 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7193 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7194 load/store if memory is unaligned.
7195 (*movti_rex64): Likewise.
7197 * config/i386/predicates.md (misaligned_operand): New.
7199 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7202 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7205 2008-03-31 Jan Beulich <jbeulich@novell.com>
7207 * config/ia64/constraints.md: Add 'j' constraint.
7208 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7209 (movdi_internal): Likewise.
7211 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7214 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7216 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7219 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7220 proper error message for the third argument on blendpd and
7223 * config/i386/sse.md (blendbits): New.
7224 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7226 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7228 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7230 2008-03-30 Richard Guenther <rguenther@suse.de>
7233 * fold-const.c (fold_sign_changed_comparison): Do leave
7234 conversions to base-types alone.
7236 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7238 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7239 the link register if one altivec register is be saved.
7241 2008-03-30 Ben Elliston <bje@au.ibm.com>
7243 * final.c (final_scan_insn): Remove if (0) code.
7245 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7247 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7249 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7251 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7252 of V4SFmode to ix86_binary_operator_ok.
7254 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7256 * config/i386/i386.c (override_options): Initialize
7257 ix86_veclib_handler to ix86_veclibabi_svml when
7258 -mveclibabi=svml is used.
7259 (ix86_veclibabi_svml): New function for SVML ABI style
7260 vectorization support.
7261 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7263 2008-03-28 Rafael Espindola <espindola@google.com>
7265 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7266 (tree_binary_nonnegative_warnv_p): Make it public.
7267 (tree_single_nonnegative_warnv_p): Make it public.
7268 (tree_invalid_nonnegative_warnv_p): Make it public.
7269 (tree_unary_nonzero_warnv_p): Make it public.
7270 (tree_binary_nonzero_warnv_p): Make it public
7271 (tree_single_nonzero_warnv_p): Make it public.
7272 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7273 (extract_range_from_binary_expr): Split the expr argument.
7274 (extract_range_from_unary_expr): Split the expr argument.
7275 (extract_range_from_comparison): Split the expr argument.
7276 (extract_range_from_expr): Use the new aux functions.
7277 (vrp_evaluate_conditional_warnv): Use
7278 vrp_evaluate_conditional_warnv_with_ops.
7279 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7280 (tree_binary_nonzero_warnv_p): Declare.
7281 (tree_single_nonzero_warnv_p): Declare.
7282 (tree_expr_nonzero_warnv_p): Declare.
7283 (tree_unary_nonnegative_warnv_p): Declare.
7284 (tree_binary_nonnegative_warnv_p): Declare.
7285 (tree_single_nonnegative_warnv_p): Declare.
7286 (tree_invalid_nonnegative_warnv_p): Declare.
7288 2008-03-28 Richard Guenther <rguenther@suse.de>
7290 PR tree-optimization/30317
7291 PR tree-optimization/30911
7292 PR tree-optimization/34793
7293 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7294 (struct assert_locus_d): New member EXPR.
7295 (register_new_assert_for): Add EXPR parameter to support
7296 ASSERT_EXPR <name, expr OP limit>.
7297 (register_edge_assert_for_1): Adjust callers.
7298 (find_assert_locations): Likewise.
7299 (process_assert_insertions_for): Build condition from expression.
7300 (extract_range_from_assert): Handle ASSERT_EXPRs
7301 of the form ASSERT_EXPR <name, expr OP limit>.
7302 (register_edge_assert_for_2): New helper registering
7303 asserts for comparisons. Recognize range tests of the form
7304 (unsigned)i - CST1 OP CST2.
7305 (register_edge_assert_for_1): Use it.
7306 (register_edge_assert_for): Likewise.
7307 (needs_overflow_infinity): Integer sub-types
7308 do not need overflow infinities.
7309 (vrp_val_is_max): The extreme values of integer sub-types
7310 are those of the base type.
7311 (vrp_val_is_min): Likewise.
7312 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7315 2008-03-28 Nick Clifton <nickc@redhat.com>
7318 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7319 Return GENERAL_REGS for stack adjustment reloads.
7321 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7324 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7325 const_vector when all the vectors are constant.
7327 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7329 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7331 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7332 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7334 (s<code>_sf): Use new scc_sf attribute for opcode names.
7336 2008-03-27 Tom Tromey <tromey@redhat.com>
7338 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7339 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7340 config/spu/t-spu-elf, config/i386/t-interix,
7341 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7342 config/i386/x-darwin, config/i386/x-mingw32,
7343 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7344 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7345 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7346 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7347 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7348 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7349 config/score/t-score-elf, config/arm/t-strongarm-pe,
7350 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7351 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7352 Revert automatic dependency patch.
7354 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7357 * config/i386/i386.c (ix86_function_arg_boundary): Align
7358 decimal floating point to its natural boundary.
7360 2008-03-27 Richard Guenther <rguenther@suse.de>
7363 * fold-const.c (fold_comparison): Restrict distinct decl
7364 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7365 solely rely on operand_equal_p.
7367 2008-03-27 Richard Guenther <rguenther@suse.de>
7370 * c-common.c (handle_weak_attribute): Reject combination of
7373 2008-03-27 Richard Guenther <rguenther@suse.de>
7375 PR tree-optimization/32810
7376 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7377 conversions from DECL_INITIAL.
7378 (fold_const_aggregate_ref): Likewise from constructor elements.
7380 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7382 * tree-affine.h (aff_combination_expand): Declare.
7383 (get_inner_reference_aff): Likewise.
7384 * tree-affine.c (aff_combination_expand): Split out from
7385 tree_to_aff_combination_expand.
7386 (get_inner_reference_aff): New function.
7387 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7388 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7389 (struct lim_aux_data): sm_done field removed.
7390 (mem_ref_loc_p, mem_ref_locs_p): New types.
7391 (struct mem_ref): Added id, stored, accesses_in_loop,
7392 indep_loop, dep_loop, indep_ref, dep_ref fields.
7393 Removed is_stored, locs and next fields.
7394 (memory_accesses): New variable.
7395 (movement_possibility): Do not allow moving statements
7396 that store to memory.
7397 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7399 (determine_max_movement): For statements with memory references,
7400 find the outermost loop in that the reference is independent.
7401 (move_computations_stmt): Mark the virtual operands for renaming.
7402 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7403 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7404 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7405 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7406 create_vop_ref_mapping, analyze_memory_references,
7407 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7408 get_all_locs_in_loop, ref_always_accessed_p,
7409 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7410 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7411 store_motion_loop, store_motion): New functions.
7412 (struct vop_to_refs_elt): New type.
7413 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7414 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7415 (schedule_sm): Replaced by...
7416 (execute_sm): ... this.
7417 (determine_lsm_ref, hoist_memory_references,
7418 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7419 find_more_ref_vops, free_mem_ref, free_mem_refs,
7420 determine_lsm_loop, determine_lsm): Removed.
7421 (tree_ssa_lim_finalize): Free data structures used by store motion.
7422 (tree_ssa_lim): Call analyze_memory_references. Use
7423 store_motion instead of determine_lsm.
7425 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7427 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7428 rename tmake_file to m68hc11/t-m68hc11.
7429 (mcore): Set inhibit_libc to true.
7430 * config.host (alpha*-dec-*vms*): Set extra_programs.
7431 (interix3*): Don't use host_xmake_file.
7432 * configure.ac: Let config.gcc override inhibit_libc.
7433 * configure: Regenerate.
7435 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7436 * config/t-openbsd-thread: Remove commented out lines.
7438 * config/x-interix: Remove.
7440 * config/m68hc11/t-m68hc11-gas: Rename to...
7441 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7443 * config/mcore/t-mcore: Remove T_CFLAGS.
7444 * config/mcore/t-mcore-pe: Likewise.
7446 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7448 * configure.ac: Replace custom __GNU_SOURCE test with
7449 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7450 * aclocal.m4: Regenerate.
7451 * configure: Regenerate.
7452 * config.in: Regenerate.
7454 2008-03-27 Richard Guenther <rguenther@suse.de>
7456 * fold-const.c (target.h): Include.
7457 (fold_comparison): Fold comparison of addresses of decls
7458 that bind locally or of constants. Consolidate address folding code.
7459 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7460 results from fold_binary_to_constant.
7461 (compare_values_warnv): Likewise.
7463 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7466 * fold-const.c (fold_truthop): Check for integeral types when folding
7467 a == 0 && b == 0 and a != 0 || b != 0 .
7469 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7471 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7473 2008-03-26 Andreas Schwab <schwab@suse.de>
7475 * doc/invoke.texi: Fix use of @item vs. @itemx.
7477 2008-03-26 Tom Tromey <tromey@redhat.com>
7479 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7480 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7481 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7482 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7483 build/genconstants.o, build/genemit.o, build/genextract.o,
7484 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7485 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7488 2008-03-26 Richard Guenther <rguenther@suse.de>
7491 2008-03-26 Richard Guenther <rguenther@suse.de>
7493 * fold-const.c (target.h): Include.
7494 (fold_comparison): Fold comparison of addresses of two decls
7495 that bind locally. Consolidate address folding code.
7497 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7499 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7500 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7501 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7502 dconstsqrt2, dconstthird, dconste and/or dconst10.
7503 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7504 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7505 dconstsqrt2, dconste): Delete.
7506 (init_emit_once): Likewise. Simplify initializing dconstm1.
7508 * real.c (get_real_const): New.
7509 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7510 dconstsqrt2, dconste): Delete.
7511 (real_value_const, get_real_const): New.
7513 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7515 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7517 * config/i386/i386.c (ix86_function_arg_boundary): Check
7518 BIGGEST_ALIGNMENT instead of 128.
7519 (setup_incoming_varargs_64): Likewise.
7521 2008-03-26 Tom Tromey <tromey@redhat.com>
7523 * Makefile.in (DEPFILES): Add missing '/'.
7525 2008-03-26 Richard Guenther <rguenther@suse.de>
7527 * fold-const.c (target.h): Include.
7528 (fold_comparison): Fold comparison of addresses of two decls
7529 that bind locally. Consolidate address folding code.
7531 2008-03-26 Nick Clifton <nickc@redhat.com>
7534 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7535 not allow INT+INT as a legitimate addressing mode.
7537 2008-03-26 Richard Guenther <rguenther@suse.de>
7539 * tree-flow.h (widen_bitfield): Remove declaration.
7540 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7541 (widen_bitfield): Remove function.
7542 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7545 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7548 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7551 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7553 PR rtl-optimization/35232
7554 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7555 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7556 reg_reloaded_call_part_clobbered here.
7557 (reload_regs_reach_end_p): New function.
7558 (reload_reg_rtx_for_input): New variable.
7559 (reload_reg_rtx_for_output): Likewise.
7560 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7561 when reassigning a pseudo register. Load reloadreg from
7562 reload_reg_rtx_for_input, moving the mode and register
7564 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7565 instead of the original when deciding whether an input reload
7566 would be a no-op or whether an output reload can be deleted.
7567 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7568 when setting up new_spill_reg_store. Load it from
7569 reload_reg_rtx_for_output, moving the mode and register
7571 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7572 instead of the original when deciding whether an output reload
7573 would be a no-op. Do the same when modifying insn notes.
7574 Use rtx_equal_p instead of == to compare the registers.
7575 (inherit_piecemeal_p): Take a mode and two register numbers
7577 (emit_reload_insns): Clear new_spill_reg_store for every hard
7578 register in the reload register. Remove spill registers
7579 from reg_reloaded_valid before considering whether to record
7580 inheritance information for them. Use reload_reg_rtx_for_output
7581 instead of reg_rtx when recording output reloads. Use
7582 reload_reg_rtx_for_input instead of reg_rtx when recording
7583 input reloads. Set or clear reg_reloaded_call_part_clobbered
7584 at the same time as setting reg_reloaded_valid.
7585 (delete_output_reload): Add a new_reload_reg parameter and use it
7586 instead of rld[j].reg_rtx.
7587 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7590 2008-03-25 Tom Tromey <tromey@redhat.com>
7592 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7593 (build/genattr.o): Likewise.
7594 (build/genattrtab.o): Likewise.
7595 (build/gencodes.o): Likewise.
7596 (build/genconfig.o): Likewise.
7597 (build/genconstants.o): Likewise.
7598 (build/genemit.o): Likewise.
7599 (build/genextract.o): Likewise.
7600 (build/genflags.o): Likewise.
7602 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7604 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7605 instead of size_int for integer types.
7606 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7607 to match type of MINUS_EXPR.
7609 2008-03-25 Tom Tromey <tromey@redhat.com>
7611 * configure: Rebuilt.
7612 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7615 2008-03-25 Tom Tromey <tromey@redhat.com>
7617 * config/x-solaris (host-solaris.o): Update.
7618 * config/x-linux (host-linux.o): Update.
7619 * config/x-hpux (host-hpux.o): Update.
7620 * config/x-darwin (host-darwin.o): Update.
7621 * config/v850/t-v850e (v850-c.o): Update.
7622 * config/v850/t-v850 (v850-c.o): Update.
7623 * config/t-vxworks (vxworks.o): Update.
7624 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7625 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7626 * config/spu/t-spu-elf (spu-c.o): Update.
7628 * config/sh/t-symbian (sh-c.o): Update.
7629 (symbian.o): Update.
7630 * config/sh/t-sh (sh-c.o): Update.
7631 * config/score/t-score-elf (score7.o, score3.o): Update.
7632 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7633 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7634 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7635 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7637 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7638 * config/m32c/t-m32c (m32c-pragma.o): Update.
7639 * config/ia64/t-ia64 (ia64-c.o): Update.
7640 * config/i386/x-mingw32 (host-mingw32.o): Update.
7641 * config/i386/x-i386 (driver-i386.o): Update.
7642 * config/i386/x-darwin (host-i386-darwin.o): Update.
7643 * config/i386/x-cygwin (host-cygwin.o): Update.
7644 * config/i386/t-nwld (nwld.o): Update.
7645 * config/i386/t-netware (netware.o): Update.
7646 * config/i386/t-interix (winnt.o): Update.
7647 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7648 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7649 msformat-c.o): Update.
7650 * config/bfin/t-bfin-linux (generated_files): Add
7651 linux-sysroot-suffix.h.
7652 * config/arm/t-wince-pe (pe.o): Update.
7653 * config/arm/t-strongarm-pe (pe.o): Update.
7654 * config/arm/t-pe (pe.o): Update.
7655 * config/arm/t-arm (arm-c.o): Update.
7656 * doc/install.texi (Prerequisites): Require make 3.80.
7657 * Makefile.in: Remove .o targets.
7658 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7659 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7660 (simple_generated_h, simple_generated_c): Move earlier.
7661 (generated_files): New variable.
7662 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7663 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7664 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7665 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7666 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7667 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7668 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7669 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7670 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7671 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7672 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7673 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7675 (COMPILE.base, COMPILE): New variables.
7676 (%.o): New pattern rule.
7677 (ALL_HOST_OBJS): New variable.
7678 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7679 (dummy-checksum.o, cc1-checksum.o): Remove.
7680 (DRIVER_SHLIB): New variable.
7681 (DRIVER_DEFINES): Use it.
7682 (gencondmd.c): Move out of build/.
7683 (s-conditions): Update.
7684 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7685 (ALL_BUILD_OBJS): Likewise.
7686 (build/%.o): Use BUILDCOMPILE.
7687 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7688 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7689 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7690 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7691 build/genconfig.o, build/genconstants.o, build/genemit.o,
7692 build/genextract.o, build/genflags.o, build/genmddeps.o,
7693 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7694 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7695 build/gen-protos.o, build/scan.o, build/fix-header.o,
7696 build/scan-decls.o): Simplify.
7697 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7698 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7699 prefix.o, toplev.o): Reduce to variable setting.
7700 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7701 ($(out_object_file), gcc-options.o): New targets.
7702 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7703 * configure: Rebuilt.
7704 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7705 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7707 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7709 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7710 complain when we hit an error, return ERROR_MARK_NODE.
7712 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7714 * config/sh/constraints.md (Pso, Psz): New constraints.
7715 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7716 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7718 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7720 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7721 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7723 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7725 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7726 (prefetch_sh2a): New.
7728 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7729 Naveen.H.S <naveen.hs@kpitcummins.com>
7731 * config/sh/constraints.md (I28): New constraint.
7732 * config/sh/sh.c (broken_move): Add support for movi20s.
7733 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7735 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7736 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7737 Naveen.H.S <naveen.hs@kpitcummins.com>
7739 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7740 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7741 (print_operand): Handle resbank in %@ operand code.
7742 (sh_encode_section_info): New.
7743 (push_regs): Add conditions for resbank.
7744 (sh_expand_epilogue): Likewise.
7745 (sh_insert_attributes): Likewise.
7746 (sh_attribute_table): Likewise.
7747 (sh_handle_resbank_handler_attribute): New.
7748 (sh2a_handle_function_vector_handler_attribute): New.
7749 (sh2a_is_function_vector_call): New.
7750 (sh2a_get_function_vector_number): New.
7751 (sh2a_function_vector_p): New.
7752 (sh_cfun_resbank_handler_p): New.
7753 * config/sh/sh.md (calli): Emit jsr/n if possible.
7754 (calli_tbr_rel): New.
7755 (calli_pcrel): Emit jsr/n if possible.
7756 (return_i): Emit rts/n if possible.
7757 (call_valuei_tbr_rel): New.
7758 (call_valuei_pcrel): Add condition for SH2A target.
7759 (call_value): Likewise.
7760 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7761 (sh2a_get_function_vector_number): Likewise.
7762 (sh2a_is_function_vector_call): Likewise.
7763 * doc/extend.texi: Document TBR relative addressing of SH2A.
7764 (resbank): Add description for SH2A.
7766 2008-03-24 Richard Guenther <rguenther@suse.de>
7769 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7770 pointer assignments change conversions according to middle-end rules.
7771 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7772 * configure.ac: Include type checking in yes.
7773 * configure: Regenerate.
7775 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7777 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7778 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7780 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7782 * gthr-vxworks.h (UNUSED): Define.
7784 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7786 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7788 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7790 * doc/extend.texi (Function Attributes): Add missing comma in the
7791 example of the "alloc_size" attribute.
7793 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7796 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7798 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7801 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7804 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7805 of the underlying type of a MS bitfield layout to the natural
7806 alignment of the type.
7808 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7810 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7811 to their natural alignment to avoid store forwarding stalls.
7813 2008-03-22 Richard Guenther <rguenther@suse.de>
7815 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7816 For PHI nodes verify the address is invariant.
7817 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7818 (get_symbol_constant_value): Use is_gimple_min_invariant.
7819 (maybe_fold_stmt_indirect): Likewise.
7821 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7823 PR rtl-optimization/33927
7824 * Makefile.in (dse.o): Depend on $(TM_P_H).
7825 * expr.h (extract_low_bits): Declare.
7826 * expmed.c (extract_low_bits): New function.
7827 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7828 * dse.c: Include tm_p.h.
7829 (find_shift_sequence): Remove the read_reg argument and return the
7830 read value. Emit the instructions instead of returning them.
7831 Iterate on new_mode rather than calculating it each time.
7832 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7833 source to NEW_MODE and extract_low_bits to convert the shifted
7835 (replace_read): Allow the load and store to have different mode
7836 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7837 or extraction instructions before trying the replacement. Update
7838 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7840 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7842 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7843 to their natural alignment to avoid store forwarding stalls.
7845 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7848 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7849 encouraging but not allowing gprs for input;
7850 change the input constraint to !f#r.
7851 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7853 change the output constraint to !f#r.
7855 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7858 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7859 corresponding post-reload splitters.
7860 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7861 when x87 FP math is selected.
7862 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7863 New function prototype.
7864 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7865 unreachable function to ease macroization of insn patterns.
7867 2008-03-21 Martin Jambor <mjambor@suse.cz>
7869 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7870 reference dumps if ddr is NULL or dependence is unknown.
7872 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7874 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7875 unsigned extension into account.
7876 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7877 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7878 Do computations on a scratch register.
7880 2008-03-21 Richard Guenther <rguenther@suse.de>
7882 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7883 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7884 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7885 * tree-ssa-dom.c (record_equality): Likewise.
7886 * tree-inline.c (copy_body_r): Likewise.
7887 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7890 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7892 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7893 as 'delete_unused' argument.
7895 2008-03-20 Richard Guenther <rguenther@suse.de>
7897 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7898 special casing of constant qualifiers.
7899 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7900 care about them in general.
7901 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7902 regardless of their type.
7903 (fold_stmt_r): Forcefully fold *& if we end up with that.
7905 2008-03-20 Paul Brook <paul@codesourcery.com>
7907 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7908 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7910 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7912 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7913 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7915 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7917 * common.opt (Wmudflap): New option.
7918 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7919 (mx_register_decls): Likewise.
7920 (mudflap_finish_file): Likewise.
7921 * doc/invoke.texi: Document -Wno-mudflap.
7923 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7925 * c-format.c (replace_format_name_to_system_name): New.
7927 (convert_format_name_to_system_name): New.
7928 (decode_format_attr): Add use of convert_format_name_to_system_name.
7929 (format_types_orig): Add gnu_ prefix to names.
7930 (check_format_info_main): Special treating of \0 escaped names for
7931 supporting multi-character format specifiers as I32, I64.
7932 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7933 (gnu_target_overrides_format_attributes): New.
7934 * c-format.h: Add structure target_ovr_attr to hold
7935 system specific formatter names.
7936 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7937 msformat-c.o file to c_target_objs and cxx_target_objs.
7938 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7939 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7940 (TARGET_N_FORMAT_TYPES): New.
7941 * config/i386/msformat-c.c: New.
7942 * config/i386/t-cygming: Add build rule for msformat-c.o.
7943 * doc/extend.texi: Add new format names gnu_* and ms_* and
7945 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7947 2008-03-20 Ira Rosen <irar@il.ibm.com>
7949 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7950 optimizations turned on under -O3.
7951 (ftree-vectorize): Add that the flag is turned on with -O3.
7953 2008-03-20 Ben Elliston <bje@au.ibm.com>
7955 * regmove.c (try_auto_increment): Fix spelling error in comment.
7956 * final.c (final_scan_insn): Likewise.
7958 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7961 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7962 allocator preferences for "y" and "r" class registers.
7963 ("*mov<mode>_internal"): Ditto.
7964 ("*movv2sf_internal_rex64"): Ditto.
7965 ("*movv2sf_internal"): Ditto.
7967 2008-03-19 Michael Matz <matz@suse.de>
7970 * calls.c (expand_call): Check overlap of arguments with call
7971 address for sibcalls.
7973 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7976 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7977 of the underlying type of a MS bitfield layout to the natural
7978 alignment of the type.
7980 2008-03-19 Jan Hubicka <jh@suse.cz>
7983 * toplev.c (decode_d_option): Handle all CPP flags.
7984 * tree-vrp.c: Update tree_pass descriptors.
7985 * regrename.c: Update tree_pass descriptors.
7986 * fwprop.c: Update tree_pass descriptors.
7987 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7988 * tree-into-ssa.c: Update tree_pass descriptors.
7989 * tree-dump.c: Update tree_pass descriptors.
7990 * tree-complex.c: Update tree_pass descriptors.
7991 * tree-dump.h: Update tree_pass descriptors.
7992 * see.c: Update tree_pass descriptors.
7993 * cgraphbuild.c: Update tree_pass descriptors.
7994 * tracer.c: Update tree_pass descriptors.
7995 * tree-loop-distribution.c: Update tree_pass descriptors.
7996 * cgraph.c: Update tree_pass descriptors.
7997 * postreload-gcse.c: Update tree_pass descriptors.
7998 * postreload.c: Update tree_pass descriptors.
7999 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
8000 * tree-tailcall.c: Update tree_pass descriptors.
8001 * tree-pass.h (tree_opt_pass): Rename to ...
8002 (opt_pass) ... this one; add "type" field and remove letter field.
8003 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
8004 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
8005 all_lowering_passes): Update declaration.
8006 * ipa-cp.c: Update tree_pass descriptors.
8007 * final.c: Update tree_pass descriptors.
8008 * omp-low.c: Update tree_pass descriptors.
8009 * tree-ssa-dse.c: Update tree_pass descriptors.
8010 * ipa-reference.c: Update tree_pass descriptors.
8011 * tree-ssa-uncprop.c: Update tree_pass descriptors.
8012 * auto-inc-dec.c: Update tree_pass descriptors.
8013 * reorg.c: Update tree_pass descriptors.
8014 * cgraphunit.c: Update tree_pass descriptors.
8015 * tree-ssa-copyrename.c: Update tree_pass descriptors.
8016 * tree-ssa-ccp.c: Update tree_pass descriptors.
8017 * df-core.c: Update tree_pass descriptors.
8018 * mode-switching.c: Update tree_pass descriptors.
8019 * tree-nomudflap.c: Update tree_pass descriptors.
8020 * modulo-sched.c: Update tree_pass descriptors.
8021 * ipa-pure-const.c: Update tree_pass descriptors.
8022 * cse.c: Update tree_pass descriptors.
8023 * web.c: Update tree_pass descriptors.
8024 * tree-stdarg.c: Update tree_pass descriptors.
8025 * tree-ssa-math-opts.c: Update tree_pass descriptors.
8026 * tree-ssa-dom.c: Update tree_pass descriptors.
8027 * tree-nrv.c: Update tree_pass descriptors.
8028 * tree-ssa-alias.c: Update tree_pass descriptors.
8029 * loop-init.c: Update tree_pass descriptors.
8030 * gimple-low.c: Update tree_pass descriptors.
8031 * ipa-inline.c: Update tree_pass descriptors.
8032 * tree-ssa-sink.c: Update tree_pass descriptors.
8033 * global.c: Update tree_pass descriptors.
8034 * ifcvt.c: Update tree_pass descriptors.
8035 * jump.c: Update tree_pass descriptors.
8036 * predict.c: Update tree_pass descriptors.
8037 * tree-ssa-loop.c: Update tree_pass descriptors.
8038 * recog.c: Update tree_pass descriptors.
8039 * dse.c: Update tree_pass descriptors.
8040 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8041 * tree-eh.c: Update tree_pass descriptors.
8042 * regmove.c: Update tree_pass descriptors.
8044 * function.c: Update tree_pass descriptors.
8045 * tree-vectorizer.c: Update tree_pass descriptors.
8046 * gcse.c: Update tree_pass descriptors.
8047 * ipa-type-escape.c: Update tree_pass descriptors.
8048 * tree-if-conv.c: Update tree_pass descriptors.
8049 * init-regs.c: Update tree_pass descriptors.
8050 * ipa.c: Update tree_pass descriptors.
8051 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8052 * rtl-factoring.c: Update tree_pass descriptors.
8053 * lower-subreg.c: Update tree_pass descriptors.
8054 * bt-load.c: Update tree_pass descriptors.
8055 * tree-dfa.c: Update tree_pass descriptors.
8056 * except.c: Update tree_pass descriptors.
8057 * emit-rtl.c: Update tree_pass descriptors.
8058 * cfgexpand.c: Update tree_pass descriptors.
8059 * tree-cfgcleanup.c: Update tree_pass descriptors.
8060 * cfgcleanup.c: Update tree_pass descriptors.
8061 * tree-ssa-pre.c: Update tree_pass descriptors.
8062 * tree-sra.c: Update tree_pass descriptors.
8063 * tree-mudflap.c: Update tree_pass descriptors.
8064 * tree-ssa-copy.c: Update tree_pass descriptors.
8065 * cfglayout.c: Update tree_pass descriptors.
8066 * tree-ssa-forwprop.c: Update tree_pass descriptors.
8067 * tree-ssa-dce.c: Update tree_pass descriptors.
8068 * tree-ssa.c: Update tree_pass descriptors.
8069 * regclass.c: Update tree_pass descriptors.
8070 * integrate.c: Update tree_pass descriptors.
8071 * tree-optimize.c: Update tree_pass descriptors.
8072 * tree-ssa-phiprop.c: Update tree_pass descriptors.
8073 * tree-object-size.c: Update tree_pass descriptors.
8074 * combine.c: Update tree_pass descriptors.
8075 * tree-outof-ssa.c: Update tree_pass descriptors.
8076 * bb-reorder.c: Update tree_pass descriptors.
8077 * stack-ptr-mod.c: Update tree_pass descriptors.
8078 * var-tracking.c: Update tree_pass descriptors.
8079 * tree-profile.c: Update tree_pass descriptors.
8080 * tree-vect-generic.c: Update tree_pass descriptors.
8081 * reg-stack.c: Update tree_pass descriptors.
8082 * sched-rgn.c: Update tree_pass descriptors.
8083 * tree-ssa-structalias.c: Update tree_pass descriptors.
8084 * tree-cfg.c: Update tree_pass descriptors.
8085 * passes.c (current_pass): Update declaration.
8086 (finish_optimization_passes): Update.
8087 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
8088 (register_one_dump_file, register_dump_files_1, next_pass_1):
8090 (init_optimization_passes): Update handling of new types.
8091 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
8092 * ipa-struct-reorg.c: Update tree_pass descriptors.
8093 * tree-ssa-reassoc.c: Update tree_pass descriptors.
8094 * combine-stack-adj.c: Update tree_pass descriptors.
8095 * cfgrtl.c: Update tree_pass descriptors.
8096 * dce.c: Update tree_pass descriptors.
8097 * tree-ssanames.c: Update tree_pass descriptors.
8099 2008-03-19 Richard Guenther <rguenther@suse.de>
8102 * tree-ssa.c (walk_data): New structure.
8103 (warn_uninitialized_var): If not always_executed warn with "maybe"
8105 (execute_early_warn_uninitialized): Compute post-dominators.
8106 Initialize always_executed before processing each basic block.
8108 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8111 * config/i386/i386.c (x86_this_parameter): Calculate correct location
8112 of "this" pointer when "regparm = N" or "fastcall" is in effect.
8114 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8116 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
8118 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
8120 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
8122 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
8123 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
8124 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
8125 target after ignore has been set, and move there also the commputation
8126 of subtarget and original_target.
8127 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
8128 (LANG_HOOKS_INITIALIZER): Remove it.
8129 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
8131 2008-03-18 Richard Guenther <rguenther@suse.de>
8133 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
8134 found an expression with constants, note that in the VN for the lhs.
8135 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
8136 fold them to constants if possible. Run cleanup_cfg if done so.
8137 (execute_pre): Return todo.
8139 (execute_fre): Likewise.
8140 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
8142 (get_prop_source_stmt): Look through pointer conversions.
8144 2008-03-18 Jan Hubicka <jh@suse.cz>
8146 * tree-pretty-print.c: Include predict.h.
8147 (dump_generic_node): Dump predictor.
8148 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8149 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8150 * gimple-low.c (lower_stmt): Likewise.
8151 * expr.c (expand_expr_real): Likewise.
8152 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8154 (build_predict_expr, build_predict_expr): New.
8155 * predict.h (predictor_name, build_predict_expr): Update.
8156 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8157 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8158 * predict.def (PRED_CONTINUE): Update hitrate.
8159 * tree.def (PREDICT_EXPR): Define.
8160 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8161 do not handle BIND_EXPR.
8162 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8163 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8164 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8167 2008-03-18 Michael Matz <matz@suse.de>
8169 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8171 2008-03-18 Richard Guenther <rguenther@suse.de>
8173 * tree-gimple.h (is_gimple_invariant_address): Declare.
8174 (is_gimple_constant): Likewise.
8175 * tree-gimple.c (is_gimple_constant): New function.
8176 (is_gimple_invariant_address): Likewise.
8177 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8178 and is_gimple_invariant_address.
8179 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8181 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8182 an addressable base.
8184 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8187 * gimplify.c (gimplify_expr): Gimplify second operand of
8190 2008-03-17 Richard Guenther <rguenther@suse.de>
8192 PR tree-optimization/19637
8193 * fold-const.c (fold_unary): Remove restrictions of removing
8194 intermediate pointer-conversions (P2)(P1)P0.
8195 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8196 conversion to void pointer.
8197 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8199 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8202 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8203 emulated thread local variables.
8205 2008-03-16 Richard Guenther <rguenther@suse.de>
8208 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8209 expand TREE_INVARIANT operations that are not gimple invariant.
8211 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8213 * doc/extend.texi (Alignment): Say that the ABI controls
8214 the __alignof__ for non-strict-alignment targets rather
8215 than being a recommendation.
8217 2008-03-15 Paul Brook <paul@codesourcery.com>
8219 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8221 (arm_output_fn_unwind): Mark functions that can not be unwound.
8223 2008-03-15 Paul Brook <paul@codesourcery.com>
8225 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8226 extension instructions.
8228 2008-03-15 Richard Guenther <rguenther@suse.de>
8230 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8231 and fold constant aggregate refs.
8232 (fold_const_aggregate_ref): Handle string constants
8233 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8234 (evaluate_stmt): Simplify now that ccp_fold folds constant
8237 2008-03-15 Paul Brook <paul@codesourcery.com>
8239 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8240 (extzv): Use gen_extzv_t2.
8241 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8243 2008-03-15 Richard Guenther <rguenther@suse.de>
8245 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8246 (fold_const_aggregate_ref): Likewise.
8247 (get_value): Return NULL if we don't have any values.
8248 (ccp_finalize): Set const_val to NULL after freeing it.
8249 * tree-flow.h (get_symbol_constant_value): Declare.
8250 (fold_const_aggregate_ref): Likewise.
8251 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8253 2008-03-15 Richard Guenther <rguenther@suse.de>
8256 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8257 to not produce negative array indices if not allowed. Add
8258 parameter to indicate that.
8259 (maybe_fold_offset_to_component_ref): Allow negative array
8260 indices only for the first member of a structure.
8261 (maybe_fold_offset_to_reference): Allow negative array indices.
8262 (maybe_fold_stmt_addition): Likewise.
8264 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8265 Anatoly Sokolov <aesok@post.ru>
8267 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8268 (avr_arch): Add ARCH_AVR6.
8269 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8270 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8271 instead of fixed value 2.
8272 (print_operand_address): Use gs() asm specifier instead of pm().
8273 (avr_assemble_integer): (Ditto.).
8274 (avr_output_addr_vec_elt): (Ditto.).
8275 (print_operand): Handle "!" code.
8276 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8277 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8278 (AVR_HAVE_EIJMP_EICALL): Define.
8279 (AVR_3_BYTE_PC): Redefine.
8280 (AVR_2_BYTE_PC): (Ditto.).
8281 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8282 (LINK_SPEC): Add atmega2560 and atmega2561.
8283 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8285 * config/avr/avr.md (call_insn): Use eicall instead of icall
8286 for 3 byte PC devices.
8287 (call_value_insn): (Ditto.).
8288 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8289 (indirect_jump): Use only for for 2 byte PC devices.
8290 (*tablejump): (Ditto.).
8291 (*indirect_jump_avr6): Add insn.
8292 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8293 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8294 instead of ijmp for 3 byte PC devices.
8295 (__tablejump2__): (Ditto.).
8296 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8297 (MULITLIB_DIRNAMES): (Ditto.).
8298 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8300 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8302 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8303 "sse2_umulsidi3". Use V1DI mode for operand 0.
8304 ("mmx_psadbw"): Use V1DI mode for operand 0.
8305 * config/i386/i386-modes.def (V1SI): New vector mode.
8306 * config/i386/i386.c (struct builtin_description)
8307 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8308 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8309 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8310 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8311 v1di_ftype_v8qi_v8qi type.
8312 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8314 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8315 __builtin_ia32_pmuludq]: Fix the mode of return value.
8317 2008-03-15 Richard Guenther <rguenther@suse.de>
8320 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8323 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8325 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8326 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8327 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8328 unless TARGET_SERIALIZE_VOLATILE is enabled.
8329 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8330 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8331 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8333 2008-03-14 Richard Guenther <rguenther@suse.de>
8335 PR tree-optimization/34172
8336 * tree-flow.h (refs_may_alias_p): Declare.
8337 (get_single_def_stmt): Likewise.
8338 (get_single_def_stmt_from_phi): Likewise.
8339 (get_single_def_stmt_with_phi): Likewise.
8340 * tree-dfa.c (refs_may_alias_p): New function.
8341 (get_single_def_stmt): Likewise.
8342 (get_single_def_stmt_from_phi): Likewise.
8343 (get_single_def_stmt_with_phi): Likewise.
8344 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8345 (vn_reference_lookup_1): New helper function.
8346 (vn_reference_lookup): Walk the virtual use-def chain to
8347 continue searching for a match if the def does not alias the
8348 reference we are looking for.
8350 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8352 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8353 archive and Perzl. Update The Written Word listing.
8355 2008-03-14 Richard Guenther <rguenther@suse.de>
8357 PR tree-optimization/34043
8358 PR tree-optimization/33989
8359 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8361 (bitmap_find_leader): Use extra argument to verify dominance
8362 relationship inside a basic-block.
8363 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8364 (find_leader_in_sets): Adjust.
8365 (create_component_ref_by_pieces): Take extra argument for
8366 dominance check, handle lookup failures.
8367 (find_or_generate_expression): Likewise.
8368 (create_expression_by_pieces): Likewise.
8369 (insert_into_preds_of_block): Adjust.
8370 (create_value_expr_from): If asked for, verify all operands
8371 are in the blocks AVAIL_OUT set.
8372 (make_values_for_stmt): Check for SSA_NAMEs that are life
8373 over an abnormal edge.
8374 (compute_avail): Remove such check.
8375 (do_SCCVN_insertion): New function.
8376 (eliminate): If we do not find a leader suitable for replacement
8377 insert a replacement expression from SCCVN if available.
8378 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8379 (struct vn_ssa_aux): Add needs_insertion flag.
8380 * tree-ssa-sccvn.c (may_insert): New global flag.
8381 (copy_reference_ops_from_ref): Value-number union member access
8382 based on its size, not type and member if insertion is allowed.
8383 (visit_reference_op_load): For a weak match from union type
8384 punning lookup a view-converted value and insert a SSA_NAME
8385 for that value if that is not found.
8386 (visit_use): Make dumps shorter. Do not disallow value numbering
8387 SSA_NAMEs that are life over an abnormal edge to constants.
8388 (free_scc_vn): Release inserted SSA_NAMEs.
8389 (run_scc_vn): New flag to specify whether insertion is allowed.
8390 Process SSA_NAMEs in forward order.
8391 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8392 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8393 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8394 pointer type to/from integral types that do not change the
8395 precision to regular conversions.
8397 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8399 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8400 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8401 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8402 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8403 input arguments and the mode of return value. Built-in functions
8404 that operate on whole 64-bit MMX register now use V1DI mode.
8406 2008-03-13 Alon Dayan <alond@il.ibm.com>
8407 Olga Golovanevsky <olga@il.ibm.com>
8409 PR tree-optimization/35041
8410 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8411 to locate the right position in a statement.
8413 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8417 * config/i386/xmmintrin.h: Change all static inline functions to
8418 extern inline and add __gnu_inline__ attribute.
8419 * config/i386/bmintrin.h: Ditto.
8420 * config/i386/smmintrin.h: Ditto.
8421 * config/i386/tmmintrin.h: Ditto.
8422 * config/i386/mmintrin-common.h: Ditto.
8423 * config/i386/ammintrin.h: Ditto.
8424 * config/i386/emmintrin.h: Ditto.
8425 * config/i386/pmmintrin.h: Ditto.
8426 * config/i386/mmintrin.h: Ditto.
8427 * config/i386/mm3dnow.h: Ditto.
8429 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8432 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8433 (lower_omp_2): New function.
8434 (lower_omp_1, lower_omp): Rewritten.
8436 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8439 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8440 with the phrase "Microsoft Windows compilers".
8441 (Push/Pop Macro Pragmas): New subsection. Document
8442 #pragma push_macro and pragma pop_macro.
8444 2008-03-12 Paul Brook <paul@codesourcery.com>
8446 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8448 2008-03-12 Paul Brook <paul@codesourcery.com>
8450 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8451 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8452 (thumb2_addsi_shortim): Rename ...
8453 (thumb2_addsi_short): ... to this. Allow register operands.
8454 (thumb2_subsi_short): New pattern.
8455 (thumb2_one_cmplsi2_short,
8456 thumb2_negsi2_short): New patterns and peepholes.
8458 2008-03-12 Paul Brook <paul@codesourcery.com>
8460 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8462 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8464 * config/i386/i386.md (int_cond): New code iterator.
8466 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8467 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8468 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8469 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8470 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8471 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8472 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8473 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8475 2008-03-12 Paul Brook <paul@codesourcery.com>
8477 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8478 instead of {arm,thumb}_compute_save_reg_mask.
8479 (output_return_instruction): Ditto.
8480 (thumb_unexpanded_epilogue): Ditto.
8481 (thumb1_expand_prologue): Ditto.
8482 (thumb1_output_function_prologue): Ditto.
8483 (arm_set_return_address): Ditto.
8484 (thumb_set_return_address): Ditto.
8485 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8486 regs to achieve stack alignment.
8487 (thumb1_compute_save_reg_mask): Fix compiler warning.
8488 (arm_output_epilogue): Use offsets->saved_regs_mask.
8489 Adjust stack pointer by poping call clobered registers.
8490 (arm_expand_prologue): Use offsets->saved_regs_mask.
8491 Adjust stack pointer by pushing extra registers.
8492 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8494 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8497 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8498 conversion to the operands of a multiplication.
8500 2008-03-12 Richard Guenther <rguenther@suse.de>
8502 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8503 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8504 * timevar.def (TV_TREE_PHIPROP): Add.
8505 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8506 pass description. Use TV_TREE_PHIPROP.
8507 * tree-ssa-forwprop.c: Remove phiprop code.
8509 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8512 * omp-low.c (maybe_lookup_decl): Constify first argument.
8513 (use_pointer_for_field): Change last argument from bool to
8514 omp_context *. Disallow shared copy-in/out in nested
8515 parallel if decl is shared in outer parallel too.
8516 (build_outer_var_ref, scan_sharing_clauses,
8517 lower_rec_input_clauses, lower_copyprivate_clauses,
8518 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8520 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8521 Ira Rosen <irar@il.ibm.com>
8523 * tree-vectorizer.c (free_stmt_vec_info): New function.
8524 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8525 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8526 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8527 * tree-vect-transform.c (vectorizable_conversion): Free
8528 vec_oprnds0 if it was allocated.
8529 (vect_permute_store_chain): Remove unused VECs.
8530 (vectorizable_store): Free VECs that are allocated in the..
8532 (vect_transform_strided_load, vectorizable_load): Likewise.
8533 (vect_remove_stores): Simplify the code.
8534 (vect_transform_loop): Move code to vect_remove_stores().
8535 Call vect_remove_stores() and free_stmt_vec_info().
8537 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8539 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8540 TARGET_HPUX. Revise comment.
8541 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8542 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8543 Use sr4 variant of `be' instruction when not generating PIC code.
8544 (attr_length_call): Adjust for above change.
8546 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8548 * ipa-reference.c (static_execute): Remove module_statics_const and
8549 associated setting code.
8551 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8554 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8555 predicate for operand 1.
8556 (paritysi2_cmp): Use register_operand predicate for operand 2.
8557 Use earlyclobber modifier for operand 1. Remove support for
8559 (paritydi2_cmp): Use register_operand predicate for operand 3.
8560 Use earlyclobber modifier for operand 1. Remove support for
8563 2008-03-11 Paul Brook <paul@codesourcery.com>
8564 Vladimir Prus <vladimir@codesourcery.com>
8566 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8567 (arm_compute_save_reg0_reg12_mask): Always
8568 check if register 11 must be saved. Always safe hard frame pointer
8569 when frame_pointer_needeed.
8570 (arm_compute_save_reg_mask): Save IP and PC
8571 only with apcs frames.
8572 (arm_output_epilogue): Adjust Thumb2 codepath to
8573 be also invoked and work for ARM non-apcs frames.
8574 (arm_expand_prologue): Don't bother saving IP
8575 for non-apcs frame, since it's not clobbered by
8576 prologue code. Implement non-apcs frame
8579 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8581 PR rtl-optimization/35281
8582 * expr.c (convert_move): Use a new pseudo for the intermediate
8583 from_mode->word_mode result.
8585 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8587 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8588 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8589 * toplev.c (compile_file): Don't call it.
8591 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8594 * expr.c (store_expr): Call emit_block_move if the mode
8595 of "temp" RTX is BLKmode.
8597 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8598 Richard Guenther <rguenther@suse.de>
8600 PR tree-optimization/31358
8601 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8602 the step with a NULL_TREE.
8603 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8604 to sizetype if type is a pointer type.
8605 (add_candidate_1): Don't convert the base and step to
8606 the generic type if the orginal type is a pointer type.
8607 (add_iv_value_candidates): Use sizetype for the step
8608 if type is a pointer type.
8609 (cand_value_at): Likewise.
8610 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8612 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8613 Don't convert the tem affine to the type.
8614 (add_elt_to_tree): Use sizetype for the step if a pointer.
8615 Use POINTER_PLUS_EXPR for pointers.
8616 (aff_combination_to_tree): Use sizetype for the step if a
8619 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8621 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8622 Remove commutativity hint.
8624 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8628 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8629 errorneous type. Check that v is a VAR_DECL.
8632 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8634 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8636 PR tree-optimization/35494
8637 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8638 may be overriden at link and run time.
8640 2008-03-10 Richard Guenther <rguenther@suse.de>
8642 PR tree-optimization/34677
8643 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8644 (poolify_tree): Likewise.
8645 (modify_expr_template): Likewise.
8646 (poolify_modify_stmt): Likewise.
8647 (insert_fake_stores): Handle all component-ref style stores
8648 in addition to INDIRECT_REF. Also handle complex types.
8649 Do not poolify the inserted load.
8650 (realify_fake_stores): Do not rebuild the tree but only
8651 make it a SSA_NAME copy.
8652 (init_pre): Remove initialzation of modify_expr_template.
8653 Do not allocate modify_expr_node_pool.
8654 (fini_pre): Do not free modify_expr_node_pool.
8656 2008-03-10 Paul Brook <paul@codesourcery.com>
8658 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8661 2008-03-10 Paul Brook <paul@codesourcery.com>
8662 Mark Shinwell <shinwell@codesourcery.com>
8664 * config/arm/cortex-r4.md: New.
8665 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8667 * config/arm/arm.md: Include cortex-r4.md.
8668 (insn): Add smmls, sdiv and udiv values.
8669 (generic_sched): Don't use generic scheduling for Cortex-R4.
8670 (arm_issue_rate): New function.
8671 (TARGET_SCHED_ISSUE_RATE): Define.
8673 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8675 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8677 2008-03-10 Richard Guenther <rguenther@suse.de>
8679 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8680 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8682 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8684 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8685 Set default to true.
8687 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8689 * c.opt (Wsynth): Deprecate.
8690 * doc/invoke.texi (Option Summary, Warning Options): Document
8691 -Wno-format-contains-nul.
8693 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8696 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8697 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8699 2008-03-09 Ira Rosen <irar@il.ibm.com>
8701 * config/rs6000/rs6000.c (builtin_description): Rename vector
8702 left shift operations.
8703 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8704 (altivec_vsl<VI_char>): Rename to ...
8705 (ashl<mode>3): ... new name.
8706 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8708 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8710 2008-03-08 Richard Guenther <rguenther@suse.de>
8712 * coverage.h (tree_coverage_counter_addr): Declare.
8713 * coverage.c (tree_coverage_counter_addr): New function.
8714 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8716 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8717 (tree_gen_one_value_profiler): Likewise.
8718 (tree_gen_ic_profiler): Likewise.
8719 (tree_gen_average_profiler): Likewise.
8720 (tree_gen_ior_profiler): Likewise.
8722 2008-03-08 Richard Guenther <rguenther@suse.de>
8724 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8725 (vn_binary_op_insert): Likewise.
8726 (vn_unary_op_lookup): Likewise.
8727 (vn_unary_op_insert): Likewise.
8728 (vn_nary_op_lookup): Declare.
8729 (vn_nary_op_insert): Likewise.
8730 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8731 and binary hashes, use a single obstack for unary_op_pool
8733 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8734 a single struct vn_nary_op_s. Store tree code length and
8735 a variable number of operands.
8736 (struct vn_reference_op_struct): Remove unused op2.
8737 (vn_reference_op_eq): Do not compare op2.
8738 (vn_reference_op_compute_hash): Do not compute hash of op2.
8739 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8740 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8741 with vn_nary_op_compute_hash.
8742 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8743 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8745 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8747 (visit_unary_op): Call nary functions.
8748 (visit_binary_op): Likewise.
8749 (process_scc): Adjust for struct vn_tables_s changes.
8750 (allocate_vn_table): Likewise.
8751 (free_vn_table): Likewise.
8752 * tree-vn.c (vn_add): Call nary functions.
8753 (vn_lookup): Likewise.
8755 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8758 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8759 wdst back after sync_compare_and_swapqhi_internal.
8761 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8764 * config/i386/i386-modes.def (V1DI): New vector mode.
8765 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8766 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8767 (MMXMODE248): Ditto.
8768 (MMXMODE): Add V1DI mode.
8769 (mmxvecsize): Change DI mode to V1DI mode.
8770 ("mov<mode>): Use MMXMODEI8 mode iterator.
8771 ("*mov<mode>_internal_rex64"): Ditto.
8772 ("*mov<mode>_internal"): Ditto.
8773 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8774 ("mmx_sub<mode>3"): Ditto.
8775 ("mmx_adddi3"): Remove insn pattern.
8776 ("mmx_subdi3"): Ditto.
8777 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8778 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8779 ("mmx_ashl<mode>3"): Ditto.
8780 ("mmx_lshrdi3"): Remove insn pattern.
8781 ("mmx_ashldi3"): Ditto.
8782 * config/i386/i386.c (classify_argument): Handle V1DImode.
8783 (function_arg_advance_32): Ditto.
8784 (function_arg_32): Ditto.
8785 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8786 mmx_addv1di3 insn pattern.
8787 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8788 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8789 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8790 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8791 Remove definitions of built-in functions.
8792 (V1DI_type_node): New node.
8793 (v1di_ftype_v1di_int): Ditto.
8794 (v1di_ftype_v1di_v1di): Ditto.
8795 (v2si_ftype_v2si_si): Ditto.
8796 (v4hi_ftype_v4hi_di): Remove node.
8797 (v2si_ftype_v2si_di): Ditto.
8798 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8799 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8800 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8801 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8802 Add new builtins using def_builtin_const.
8803 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8804 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8805 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8806 * config/i386/mmintrin.h (__v1di): New typedef.
8807 (_mm_add_si64): Cast arguments to __v1di type.
8808 (_mm_sub_si64): Ditto.
8809 (_mm_sll_pi16): Cast __count to __v4hi type.
8810 (_mm_sll_pi32): Cast __count to __v2si type.
8811 (_mm_sll_si64): Cast arguments to __v1di type.
8812 (_mm_srl_pi16): Cast __count to __v4hi type.
8813 (_mm_srl_pi32): Cast __count to __v2si type.
8814 (_mm_srl_si64): Cast arguments to __v1di type.
8815 (_mm_sra_pi16): Cast __count to __v4hi type.
8816 (_mm_sra_pi32): Cast __count to __v2si type.
8817 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8818 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8819 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8820 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8821 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8822 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8823 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8824 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8825 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8826 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8827 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8828 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8830 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8832 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8834 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8837 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8838 reg+const addressing for Altivec modes. Don't generate reg+reg
8839 addressing for TFmode or TDmode quantities.
8841 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8843 * c-common.c (vector_types_convertible_p): Call langhook
8844 instead of comptypes.
8846 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8849 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8850 integral and scalar float variables which have a
8853 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8855 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8856 dwarf_register_span hook when emitting unwind information for
8857 register-to-memory saves.
8858 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8859 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8861 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8863 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8864 for the same VAR_DECL.
8866 2008-03-06 Tom Tromey <tromey@redhat.com>
8869 * doc/standards.texi (Standards): Don't mention treelang.
8870 * doc/invoke.texi (Overall Options): Don't mention treelang.
8871 * doc/install.texi (Prerequisites): Don't mention bison or
8873 (Configuration): Don't mention treelang.
8874 (Building): Likewise.
8875 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8877 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8879 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8880 word-extractions out of a multi-word object.
8882 2008-03-06 Richard Guenther <rguenther@suse.de>
8884 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8885 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8886 result type and precision.
8887 * expr.c (get_inner_reference): Set unsignedp based on the result
8888 type of BIT_FIELD_REF.
8889 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8890 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8891 (try_instantiate_multiple_fields): Likewise. Use the correct type
8893 (sra_build_assignment): Likewise.
8894 (sra_build_elt_assignment): Likewise.
8895 (sra_explode_bitfield_assignment): Likewise.
8896 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8897 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8898 set BIT_FIELD_REF_UNSIGNED.
8899 (vectorizable_load): Likewise.
8901 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8903 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8906 2008-03-06 Richard Guenther <rguenther@suse.de>
8908 * alias.c (struct alias_set_entry): Move has_zero_child field
8909 to pack with alias_set.
8911 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8913 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8916 2008-03-05 Ian Lance Taylor <iant@google.com>
8918 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8920 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8922 * fwprop.c (update_df): Support width and offset parameters of
8924 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8925 global_conflicts): Change DF_REF_EXTRACT to either
8926 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8927 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8928 * df-scan.c (df_ref_record, df_defs_record,
8929 df_ref_create_structure, df_def_record_1, df_uses_record,
8930 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8931 df_bb_refs_collect, df_entry_block_defs_collect,
8932 df_exit_block_uses_collect): Support new width and offset fields.
8933 (ref_extract_pool): New storage pool.
8934 (df_free_ref): New function.
8935 (df_reg_chain_unlink, df_free_collection_rec,
8936 df_sort_and_compress_refs): Call df_free_ref.
8937 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8939 (df_ref_create_structure): Allocate df_ref_extract if offset and
8940 width fields are used.
8941 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8942 (df_uses_record): Get offset and width from ZERO_EXTRACT
8944 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8945 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8946 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8947 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8948 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8949 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8950 (df_ref_extract): New structure.
8951 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8952 (df_ref_create): Add width and offset parameters.
8954 2008-03-05 Richard Guenther <rguenther@suse.de>
8956 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8957 Use ranges_overlap_p.
8958 (offset_overlaps_with_access): Rename
8959 to ranges_overlap_p and move ...
8960 * tree-flow-inline.h (ranges_overlap_p): ... here.
8962 * tree.h (get_inner_reference, handled_component_p): Update
8965 * tree.h (record_component_aliases, get_alias_set,
8966 alias_sets_conflict_p, alias_sets_must_conflict_p,
8967 objects_must_conflict_p): Move declarations ...
8968 * alias.h (record_component_aliases, get_alias_set,
8969 alias_sets_conflict_p, alias_sets_must_conflict_p,
8970 objects_must_conflict_p): ... here.
8971 Include coretypes.h.
8972 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8974 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8976 * cfg.c: Include tree-flow.h.
8977 (remove_edge_raw): Call redirect_edge_var_map_clear.
8978 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8979 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8980 (redirect_edge_var_map_result): New.
8981 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8982 PENDING_STMT use with redirect_edge_var_map_*.
8983 * tree-ssa.c (edge_var_maps): New definition.
8984 (redirect_edge_var_map_add): New.
8985 (redirect_edge_var_map_clear): New.
8986 (redirect_edge_var_map_dup): New.
8987 (redirect_edge_var_map_vector): New.
8988 (redirect_edge_var_map_destroy): New.
8989 (ssa_redirect_edge): Replace PENDING_STMT use with
8990 redirect_edge_var_map_*.
8991 (flush_pending_stmts): Same.
8992 (delete_tree_ssa): Destroy edge var map.
8993 * tree-flow.h (struct _edge_var_map): New.
8994 Define edge_var_map vector type.
8995 Declare redirect_edge_var_map_* prototypes.
8996 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8997 * tree-cfg.c (reinstall_phi_args): Replace
8998 PENDING_STMT use with redirect_edge_var_map_*.
9000 2008-03-05 Richard Guenther <rguenther@suse.de>
9002 PR tree-optimization/35472
9003 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
9004 whose single use_stmt has a overlapping set of loaded and
9005 stored symbols as that use_stmt might be a noop assignment then.
9007 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9009 * gthr-rtems.h: Implement __gthread_mutex_destroy.
9011 2008-03-05 Richard Guenther <rguenther@suse.de>
9014 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
9015 should be constants.
9016 * tree-cfg.c (verify_expr): Verify it.
9017 * fold-const.c (fold_truthop): Remove code generating
9018 BIT_FIELD_REFs of structure bases.
9019 (fold_binary): Likewise.
9020 (fold_ternary): Position and size of BIT_FIELD_REFs are
9021 always host integers.
9022 (make_bit_field_ref): Remove.
9023 (optimize_bit_field_compare): Remove.
9024 (all_ones_mask_p): Remove.
9026 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
9029 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
9030 (split_block_and_df_analyze): New. Split basic block and rebuild
9032 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9034 (split_pattern_seq): Likewise.
9035 (erase_matching_seqs): Likewise.
9036 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
9038 2008-03-04 Geoff Keating <geoffk@apple.com>
9040 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9041 declaration and code.
9042 (tree_invalid_nonnegative_warnv_p): Likewise.
9044 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9046 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9047 examples. Truncate option-names then causing overfull hbox.
9049 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9052 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9054 * configure: Rebuilt.
9056 2008-03-04 Rafael Espindola <espindola@google.com>
9058 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
9059 (tree_unary_nonnegative_warnv_p): New.
9060 (tree_binary_nonnegative_warnv_p): New.
9061 (tree_single_nonnegative_warnv_p): New.
9062 (tree_invalid_nonnegative_warnv_p): New.
9063 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
9065 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9068 * opts.c (handle_option): Postpone 'unknown option' errors only for
9071 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
9074 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
9077 2008-03-04 Rafael Espindola <espindola@google.com>
9079 * fold-const.c (tree_unary_nonzero_warnv_p): New.
9080 (tree_binary_nonzero_warnv_p): New.
9081 (tree_single_nonzero_warnv_p): New.
9082 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
9084 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
9087 * fold-const.c (fold_cond_expr_with_comparison): Prevent
9088 transformations for modes that have signed zeros.
9089 * ifcvt.c (noce_try_abs): Ditto.
9091 2008-03-04 Joseph Myers <joseph@codesourcery.com>
9093 * config/i386/i386.c (override_options): Force
9094 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
9096 2008-03-04 Jan Hubicka <jh@suse.cz>
9099 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
9102 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9104 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
9105 label to probe the stack.
9107 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9109 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
9110 (__gthr_win32_mutex_destroy): Declare.
9111 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
9112 __gthr_win32_mutex_destroy.
9113 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
9115 2008-03-03 Jan Hubicka <jh@suse.cz>
9118 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
9119 aggressive on inlining cold calls.
9121 2008-03-03 Richard Guenther <rguenther@suse.de>
9123 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
9124 struct copies into the expression table.
9125 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
9126 (try_to_simplify): Likewise.
9127 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
9128 integral and pointer arguments which do not change the
9129 precision to NOP_EXPRs.
9130 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
9131 VIEW_CONVERT_EXPR case.
9133 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
9135 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
9136 defined in a loop at depth 0 is invariant.
9137 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9138 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
9139 be called at loop depth 0.
9141 2008-03-02 Jakub Jelinek <jakub@redhat.com>
9144 * gcc.c (process_command): Update copyright notice dates.
9145 * gcov.c (print_version): Likewise.
9146 * gcov-dump.c (print_version): Likewise.
9147 * mips-tfile.c (main): Likewise.
9148 * mips-tdump.c (main): Likewise.
9150 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9153 * c-common.c (flag_permissive): Delete.
9154 (constant_expression_warnings): Check flags first.
9155 (constant_expression_error): New.
9156 * c-common.h (flag_permissive): Delete.
9157 (constant_expression_error): Declare.
9158 * flags.h (flag_permissive): Declare. Update description.
9159 * diagnostic.c (pedwarn): Update.
9161 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9162 (permissive_error_kind): New.
9163 * toplev.c (flag_permissive): Define. Update description.
9164 * toplev.h (permissive_error_kind): Declare.
9165 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9166 (pedwarn_c90): Use pedantic_warning_kind.
9167 * c-opts.c (c_common_post_options): flag_permissive does not affect
9168 flag_pedantic_errors.
9170 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9172 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9173 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9174 __absvsi2, __absvDI2): Use unsigned arithmetic.
9176 2008-03-02 Andi Kleen <ak@suse.de>
9177 Richard Guenther <rguenther@suse.de>
9179 * struct-equiv.c: Remove file.
9180 * cfg_cleanup.c (condjump_equiv_p): Remove.
9181 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9182 (struct-equiv.o): Remove rule.
9183 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9184 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9185 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9187 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9189 * ifcvt.c (noce_process_if_block): Try to handle only the then
9190 block if the else block exists but isn't suitable.
9192 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9195 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9196 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9197 regression from previous patch.
9199 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9202 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9204 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9205 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9206 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9207 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9208 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9209 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9210 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9211 (__gthread_mutex_destroy_function): Rename to
9212 __gthread_mutex_destroy.
9213 * gthr-dce.h (__gthread_mutex_destroy): Call
9214 pthread_mutex_destroy.
9215 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9216 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9217 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9219 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9221 * df-scan.c (df_ref_chain_change_bb): Simplify.
9222 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9223 set_block_for_insn if there's any change.
9224 * df.h ((df_insn_change_bb): Fix prototype.
9225 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9226 df_insn_change_bb, don't call set_block_for_insn.
9227 * emit-rtl.c (reorder_insns): Likewise.
9228 * haifa-sched.c (move_insn): Likewise.
9230 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9232 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9234 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9236 * tree-flow-inline.h (next_readonly_imm_use): Return
9237 NULL_USE_OPERAND_P after the end.
9239 2008-03-01 Richard Guenther <rguenther@suse.de>
9241 PR tree-optimization/35411
9242 * tree-sra.c (sra_build_assignment): Split conversion to
9243 final type to a separate statement if we are not assigning
9246 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9248 * fold-const.c (fold_convertible_p): Correct the logic to follow
9249 that in fold_convert().
9251 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9254 * tree-inline.c (build_duplicate_type): When we make a
9255 duplicate type, make it unique in the canonical types system.
9257 2008-02-29 Tom Tromey <tromey@redhat.com>
9259 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9260 input_file_stack_history, input_file_stack_restored): Remove.
9261 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9262 * input.h (struct file_stack): Remove.
9263 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9264 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9266 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9268 (diagnostic_last_module_changed): Add 'map' argument.
9269 (diagnostic_set_last_function): Likewise.
9270 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9271 line map, not input_file_stack.
9272 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9274 2008-02-29 Paul Brook <paul@codesourcery.com>
9276 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9278 2008-02-29 Paul Brook <paul@codesourcery.com>
9280 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9282 2008-02-29 Richard Guenther <rguenther@suse.de>
9284 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9286 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9287 value for comparing for a store match.
9288 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9289 (try_to_simplify): Do not do a full-blown reference lookup.
9291 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9293 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9294 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9296 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9298 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9300 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9301 strides against cache sizes.
9303 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9305 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9308 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9310 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9311 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9312 is smaller than the original promoted value.
9313 (simplify_subreg): If OP is a SUBREG, try to preserve its
9314 SUBREG_PROMOTED_VAR_P information.
9316 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9318 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9319 (VN_INFO_GET): Allocate new objects on the obstack.
9320 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9321 for rpo_numbers_temp, for consistency.
9322 (free_scc_vn): Free the obstack.
9324 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9326 * doc/invoke.texi: Document -ftree-loop-distribution.
9327 * tree-loop-distribution.c: New.
9328 * tree-pass.h (pass_loop_distribution): New.
9329 * graphds.h (struct graph): Add htab_t indices.
9330 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9331 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9332 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9333 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9334 * tree-data-ref.c (debug_data_dependence_relations): New.
9335 (dump_data_dependence_relation): Also print data references.
9336 (free_data_ref): Extern.
9337 (same_access_functions): Moved...
9338 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9339 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9340 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9341 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9342 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9343 (stmts_from_loop): Skip LABEL_EXPR.
9344 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9346 (build_rdg): Initialize rdg->indices htab.
9347 (free_rdg, stores_from_loop, ref_base_address,
9348 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9349 have_similar_memory_accesses_1, ref_base_address_1,
9350 remove_similar_memory_refs): New.
9351 * tree-data-ref.h: Depend on tree-chrec.h.
9352 (debug_data_dependence_relations, free_data_ref): Declared.
9353 (same_access_functions): ... here.
9354 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9356 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9357 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9358 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9359 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9360 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9361 rdg_vertex_for_stmt): Declared.
9362 (struct rdg_edge): Add level.
9364 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9365 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9367 (rdg_has_similar_memory_accesses): New.
9368 * tree-vect-analyze.c: Remove unused static decls.
9369 * lambda.h (dependence_level): New.
9370 * common.opt (ftree-loop-distribution): New.
9371 * tree-flow.h (mark_virtual_ops_in_bb,
9372 slpeel_tree_duplicate_loop_to_edge_cfg,
9373 rename_variables_in_loop): Declared.
9374 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9375 (OBJS-common): Add tree-loop-distribution.o.
9376 (tree-loop-distribution.o): New rule.
9377 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9378 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9379 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9381 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9384 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9385 other than structures and unions.
9387 2008-02-28 Richard Guenther <rguenther@suse.de>
9390 2008-02-26 Richard Guenther <rguenther@suse.de>
9392 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9393 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9394 (lookup_decl_from_uid): Declare.
9395 (remove_decl_from_map): Likewise.
9396 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9397 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9398 (decl_for_uid_map): New global hashtable mapping DECL_UID
9400 (init_ttree): Allocate it.
9401 (insert_decl_to_uid_decl_map): New helper function.
9402 (make_node_stat): Insert new decls into the map.
9403 (copy_node_stat): Likewise.
9404 (lookup_decl_from_uid): New function.
9405 (remove_decl_from_map): Likewise.
9406 (print_decl_for_uid_map_statistics): New helper.
9407 (dump_tree_statistics): Call it.
9409 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9410 (referenced_var_iterator): Adjust.
9411 (FOR_EACH_REFERENCED_VAR): Adjust.
9412 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9413 (num_referenced_vars): Adjust.
9414 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9415 (first_referenced_var): Remove.
9416 (end_referenced_vars_p): Likewise.
9417 (next_referenced_var): Likewise.
9418 (referenced_var_iterator_set): New helper function.
9419 * tree-dfa.c (referenced_var_lookup): Adjust.
9420 (referenced_var_check_and_insert): Likewise.
9421 (remove_referenced_var): Likewise.
9422 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9423 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9424 (verify_call_clobbering): Likewise.
9425 (verify_memory_partitions): Likewise.
9426 (init_tree_ssa): Allocate bitmap instead of hashtable for
9428 (delete_tree_ssa): Adjust.
9429 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9430 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9431 (compute_tag_properties): Likewise.
9432 (set_initial_properties): Likewise.
9433 (find_partition_for): Likewise.
9434 (update_reference_counts): Likewise.
9435 (dump_may_aliases_for): Likewise.
9436 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9437 (add_call_clobber_ops): Likewise.
9438 (add_call_read_ops): Likewise.
9439 (get_asm_expr_operands): Likewise.
9440 * tree-into-ssa.c (dump_decl_set): Likewise.
9441 (update_ssa): Likewise.
9442 * tree-sra.c (scan_function): Likewise.
9443 (decide_instantiations): Likewise.
9444 (scalarize_parms): Likewise.
9445 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9446 (dsa_named_for): Likewise.
9447 * tree-ssa-structalias.c (update_alias_info): Likewise.
9448 (merge_smts_into): Likewise.
9450 2008-02-27 David Daney <ddaney@avtrex.com>
9453 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9454 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9455 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9456 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9457 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9459 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9462 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9463 (BUILT_IN_NEXTTOWARD): Remove.
9464 (BUILT_IN_NEXTTOWARDF): Ditto.
9465 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9466 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9468 2008-02-27 Tom Tromey <tromey@redhat.com>
9470 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9471 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9473 2008-02-27 Jan Beulich <jbeulich@novell.com>
9475 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9476 update the respective field on newdecl.
9478 2008-02-27 Revital Eres <eres@il.ibm.com>
9480 PR rtl-optimization/34999
9481 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9482 crossing edges that ends with a call insn.
9483 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9484 call insn and clear the EDGE_CROSSING flag of the crossing edge
9485 when fixing fallthru edges.
9487 2008-02-27 Richard Guenther <rguenther@suse.de>
9490 * fold-const.c (fold_unary): Return the correct argument,
9491 converted to the result type.
9493 2008-02-27 Richard Guenther <rguenther@suse.de>
9496 * expr.c (expand_expr_real_1): Assert on rotates that operate
9498 * fold-const.c (fold_binary): Use the types precision, not the
9499 bitsize of the mode if folding rotate expressions. Build rotates
9500 only for full modes.
9502 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9504 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9506 * c-pragma.c (pragma_ns_name): New typedef.
9507 (registered_pp_pragmas): New variable.
9508 (c_pp_lookup_pragma): New function.
9509 (c_register_pragma_1): If flag_preprocess_only, do nothing
9510 for non-expanded pragmas, for expanded ones push pragma's
9511 namespace and name into registered_pp_pragmas vector.
9512 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9513 flag_preprocess_only, don't register GCC pch_preprocess
9514 pragma if flag_preprocess_only.
9515 * c-opts.c (c_common_init): Call init_pragma even if
9516 flag_preprocess_only.
9517 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9518 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9519 cpp_register_pragma if flag_preprocess_only.
9521 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9524 * c-parser.c (c_parser_translation_unit): Warn for empty
9525 translation unit, not empty source file.
9527 2008-02-26 Paul Brook <paul@codesourcery.com>
9529 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9530 operand for Thumb-2.
9531 * config/arm/arm.h (reg_class): Add CORE_REGS.
9532 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9533 (BASE_REG_CLASS): Use CORE_REGS.
9534 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9535 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9536 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9537 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9538 ARM_REGNO_OK_FOR_INDEX_P.
9539 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9540 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9541 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9542 (ldm/stm peepholes): Ditto.
9543 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9544 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9545 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9546 * config/arm/constraints.md: Enable "k" constraint on ARM.
9548 2008-02-27 Ben Elliston <bje@au.ibm.com>
9550 * config/rs6000/rs6000.c: Annotate cache line size field in all
9551 instances of struct processor_costs.
9553 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9555 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9556 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9557 jump_bypass): New counters.
9558 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9559 * dce.c (gate_ud_dce): Same.
9560 (gate_fast_dce): Same.
9561 * dse.c (gate_dse1): New function.
9562 (gate_dse2): New function.
9563 (gate_dse): Merge results of new gate functions.
9564 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9565 (gate_handle_jump_bypass): Add dbg_cnt.
9566 (gate_handle_gcse): Add dbg_cnt.
9567 * ifcvt.c (gate_handle_if_conversion): Same.
9568 (gate_handle_if_after_combine): Same.
9569 (gate_handle_if_after_reload): Same.
9570 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9572 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9574 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9576 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9578 2008-02-26 Jason Merrill <jason@redhat.com>
9581 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9582 alone if it's the naming decl for the type's main variant.
9584 2008-02-26 Tom Tromey <tromey@redhat.com>
9586 * system.h (USE_MAPPED_LOCATION): Poison.
9587 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9588 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9589 (make_goto_expr_edges): Likewise.
9590 (remove_bb): Likewise.
9591 (execute_warn_function_return): Likewise.
9592 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9594 * c-common.c (fname_decl): Remove old location code.
9595 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9597 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9599 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9600 (gen_rtx_ASM_INPUT): Likewise.
9601 (gen_rtx_ASM_INPUT_loc): Likewise.
9602 (get_rtx_asm_OPERANDS): Remove.
9603 * cfglayout.c (insn_locators_alloc): Remove old location code.
9604 (set_curr_insn_source_location): Likewise.
9605 (curr_insn_locator): Likewise.
9606 * print-tree.c (print_node): Remove old location code.
9607 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9608 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9609 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9610 location_from_locus.
9611 (construct_exit_block): Remove old location code.
9612 * emit-rtl.c (force_next_line_note): Remove old location code.
9613 * profile.c (branch_prob): Remove old location code.
9614 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9615 LOC_LINE): Remove old-location variants.
9616 * langhooks.c (lhd_print_error_function): Remove old location
9618 * configure, config.in: Rebuilt.
9619 * configure.ac (--enable-mapped-location): Remove.
9620 * c-decl.c (c_init_decl_processing): Remove old location code.
9621 (finish_function): Likewise.
9622 * recog.c (decode_asm_operands): Remove old location code.
9623 * c-pch.c (c_common_read_pch): Remove old location code.
9624 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9626 * gimple-low.c (lower_function_body): Remove old location code.
9627 * toplev.c (unknown_location): Remove.
9628 (push_srcloc): Remove old-location variant.
9629 (process_options): Remove old location code.
9630 (lang_dependent_init): Likewise.
9631 * input.h (UNKNOWN_LOCATION): Move definition.
9632 (location_t): Undeprecate.
9633 (source_locus): Remove.
9634 (location_from_locus): Remove.
9635 (struct location_s): Remove.
9636 Remove all old-location code.
9637 (input_line, input_filename): Remove.
9638 * final.c (final_scan_insn): Remove old location code.
9639 * diagnostic.c (diagnostic_build_prefix): Remove
9640 USE_MAPPED_LOCATION test.
9641 * tree.h (gimple_stmt) <locus>: Now a location_t.
9642 (tree_exp) <locus>: Likewise.
9643 (DECL_IS_BUILTIN): Remove old-location variant.
9644 (annotate_with_file_line, annotate_with_locus): Likewise.
9645 (expr_locus, set_expr_locus): Update.
9646 * tree.c (build1_stat): Remove old location code.
9647 (last_annotated_node): Remove.
9648 (annotate_with_file_line): Remove old-location variant.
9649 (annotate_with_locus): Likewise.
9650 (expr_location): Remove old location code.
9651 (set_expr_location): Likewise.
9652 (expr_has_location): Likewise.
9653 (expr_locus): Likewise.
9654 (set_expr_locus): Likewise.
9655 (expr_filename): Don't use location_from_locus.
9656 (expr_lineno): Likewise.
9657 * rtl-error.c (location_for_asm): Remove old location code.
9658 * c-lex.c (cb_line_change): Remove old location code.
9659 (fe_file_change): Likewise.
9660 (cb_def_pragma): Likewise.
9661 (c_lex_with_flags): Likewise.
9662 * gengtype.c (do_typedef): Don't special-case location types.
9663 (define_location_structures): Remove.
9664 (main): Don't call define_location_structures.
9665 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9668 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9671 * builtins.def (BUILT_IN_STDARG_START): Remove.
9672 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9673 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9674 * tree-inline.c (inline_forbidden_p_1): Likewise.
9676 2008-02-26 Richard Guenther <rguenther@suse.de>
9678 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9679 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9680 (lookup_decl_from_uid): Declare.
9681 (remove_decl_from_map): Likewise.
9682 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9683 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9684 (decl_for_uid_map): New global hashtable mapping DECL_UID
9686 (init_ttree): Allocate it.
9687 (insert_decl_to_uid_decl_map): New helper function.
9688 (make_node_stat): Insert new decls into the map.
9689 (copy_node_stat): Likewise.
9690 (lookup_decl_from_uid): New function.
9691 (remove_decl_from_map): Likewise.
9692 (print_decl_for_uid_map_statistics): New helper.
9693 (dump_tree_statistics): Call it.
9695 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9696 (referenced_var_iterator): Adjust.
9697 (FOR_EACH_REFERENCED_VAR): Adjust.
9698 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9699 (num_referenced_vars): Adjust.
9700 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9701 (first_referenced_var): Remove.
9702 (end_referenced_vars_p): Likewise.
9703 (next_referenced_var): Likewise.
9704 (referenced_var_iterator_set): New helper function.
9705 * tree-dfa.c (referenced_var_lookup): Adjust.
9706 (referenced_var_check_and_insert): Likewise.
9707 (remove_referenced_var): Likewise.
9708 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9709 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9710 (verify_call_clobbering): Likewise.
9711 (verify_memory_partitions): Likewise.
9712 (init_tree_ssa): Allocate bitmap instead of hashtable for
9714 (delete_tree_ssa): Adjust.
9715 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9716 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9717 (compute_tag_properties): Likewise.
9718 (set_initial_properties): Likewise.
9719 (find_partition_for): Likewise.
9720 (update_reference_counts): Likewise.
9721 (dump_may_aliases_for): Likewise.
9722 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9723 (add_call_clobber_ops): Likewise.
9724 (add_call_read_ops): Likewise.
9725 (get_asm_expr_operands): Likewise.
9726 * tree-into-ssa.c (dump_decl_set): Likewise.
9727 (update_ssa): Likewise.
9728 * tree-sra.c (scan_function): Likewise.
9729 (decide_instantiations): Likewise.
9730 (scalarize_parms): Likewise.
9731 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9732 (dsa_named_for): Likewise.
9733 * tree-ssa-structalias.c (update_alias_info): Likewise.
9734 (merge_smts_into): Likewise.
9736 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9739 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9740 * c-opts.c (c_common_handle_option): Wall enables
9741 Wvolatile-register-var.
9742 * common.opt: Move Wvolatile-register-var to...
9745 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9747 * common.opt (Wlarger-than=): New.
9748 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9750 * opts.c (common_handle_option): Handle -Wlarger-than=.
9751 * optc-gen.awk: Likewise.
9752 * opth-gen.awk: Likewise.
9753 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9754 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9756 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9758 * c-common.c (match_case_to_enum_1): Add appropriate
9759 OPT_W* parameter to warning.
9760 (c_do_switch_warnings): Likewise.
9761 * c-typeck.c (warning_init): Add one more parameter following
9763 (push_init_level): Update call to warning_init.
9764 (pop_init_level): Likewise.
9765 (add_pending_init): Likewise.
9766 (output_init_element: Likewise.
9768 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9771 * toplev.c (toplev_main): If there are warnings or error, print
9772 errors for ignored options.
9773 * opts.c (ignored_options): New static variable.
9774 (postpone_unknown_option_error): New.
9775 (print_ignored_options): New.
9776 (handle_option): Postpone errors for unknown -Wno-* options.
9777 * opts.h (print_ignored_options): Declare.
9779 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9781 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9784 2008-02-25 Richard Guenther <rguenther@suse.de>
9787 2008-02-25 Richard Guenther <rguenther@suse.de>
9789 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9790 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9791 (lookup_decl_from_uid): Declare.
9792 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9793 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9794 (decl_for_uid_map): New global hashtable mapping DECL_UID
9796 (init_ttree): Allocate it.
9797 (insert_decl_to_uid_decl_map): New helper function.
9798 (make_node_stat): Insert new decls into the map.
9799 (copy_node_stat): Likewise.
9800 (lookup_decl_from_uid): New function.
9801 (print_decl_for_uid_map_statistics): New helper.
9802 (dump_tree_statistics): Call it.
9804 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9805 (referenced_var_iterator): Adjust.
9806 (FOR_EACH_REFERENCED_VAR): Adjust.
9807 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9808 (num_referenced_vars): Adjust.
9809 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9810 (first_referenced_var): Remove.
9811 (end_referenced_vars_p): Likewise.
9812 (next_referenced_var): Likewise.
9813 (referenced_var_iterator_set): New helper function.
9814 * tree-dfa.c (referenced_var_lookup): Adjust.
9815 (referenced_var_check_and_insert): Likewise.
9816 (remove_referenced_var): Likewise.
9817 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9818 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9819 (verify_call_clobbering): Likewise.
9820 (verify_memory_partitions): Likewise.
9821 (init_tree_ssa): Allocate bitmap instead of hashtable for
9823 (delete_tree_ssa): Adjust.
9824 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9825 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9826 (compute_tag_properties): Likewise.
9827 (set_initial_properties): Likewise.
9828 (find_partition_for): Likewise.
9829 (update_reference_counts): Likewise.
9830 (dump_may_aliases_for): Likewise.
9831 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9832 (add_call_clobber_ops): Likewise.
9833 (add_call_read_ops): Likewise.
9834 (get_asm_expr_operands): Likewise.
9835 * tree-into-ssa.c (dump_decl_set): Likewise.
9836 (update_ssa): Likewise.
9837 * tree-sra.c (scan_function): Likewise.
9838 (decide_instantiations): Likewise.
9839 (scalarize_parms): Likewise.
9840 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9841 (dsa_named_for): Likewise.
9842 * tree-ssa-structalias.c (update_alias_info): Likewise.
9843 (merge_smts_into): Likewise.
9845 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9848 * doc/invoke.texi (-fcx-limited-range): Document new option.
9849 * toplev.c (process_options): Handle -fcx-fortran-rules.
9850 * common.opt: Add documentation for -fcx-fortran-rules.
9852 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9855 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9856 actual behaviour and C99.
9858 2008-02-26 Ben Elliston <bje@au.ibm.com>
9860 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9861 (ASM_CPU_POWER6_SPEC): Likewise.
9862 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9863 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9864 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9866 2008-02-25 Richard Guenther <rguenther@suse.de>
9868 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9869 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9870 (lookup_decl_from_uid): Declare.
9871 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9872 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9873 (decl_for_uid_map): New global hashtable mapping DECL_UID
9875 (init_ttree): Allocate it.
9876 (insert_decl_to_uid_decl_map): New helper function.
9877 (make_node_stat): Insert new decls into the map.
9878 (copy_node_stat): Likewise.
9879 (lookup_decl_from_uid): New function.
9880 (print_decl_for_uid_map_statistics): New helper.
9881 (dump_tree_statistics): Call it.
9883 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9884 (referenced_var_iterator): Adjust.
9885 (FOR_EACH_REFERENCED_VAR): Adjust.
9886 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9887 (num_referenced_vars): Adjust.
9888 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9889 (first_referenced_var): Remove.
9890 (end_referenced_vars_p): Likewise.
9891 (next_referenced_var): Likewise.
9892 (referenced_var_iterator_set): New helper function.
9893 * tree-dfa.c (referenced_var_lookup): Adjust.
9894 (referenced_var_check_and_insert): Likewise.
9895 (remove_referenced_var): Likewise.
9896 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9897 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9898 (verify_call_clobbering): Likewise.
9899 (verify_memory_partitions): Likewise.
9900 (init_tree_ssa): Allocate bitmap instead of hashtable for
9902 (delete_tree_ssa): Adjust.
9903 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9904 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9905 (compute_tag_properties): Likewise.
9906 (set_initial_properties): Likewise.
9907 (find_partition_for): Likewise.
9908 (update_reference_counts): Likewise.
9909 (dump_may_aliases_for): Likewise.
9910 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9911 (add_call_clobber_ops): Likewise.
9912 (add_call_read_ops): Likewise.
9913 (get_asm_expr_operands): Likewise.
9914 * tree-into-ssa.c (dump_decl_set): Likewise.
9915 (update_ssa): Likewise.
9916 * tree-sra.c (scan_function): Likewise.
9917 (decide_instantiations): Likewise.
9918 (scalarize_parms): Likewise.
9919 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9920 (dsa_named_for): Likewise.
9921 * tree-ssa-structalias.c (update_alias_info): Likewise.
9922 (merge_smts_into): Likewise.
9924 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9927 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9928 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9929 * alias.h (nonoverlapping_memrefs_p): Likewise.
9931 2008-02-25 Jan Beulich <jbeulich@novell.com>
9933 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9934 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9935 __emultls_get_address, __emultls_register_common,
9936 __floatundi?f, and _Unwind_GetIPInfo.
9937 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9938 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9939 (gen_regparm_prefix): Likewise.
9940 (i386_nlm_encode_section_info): Sync with
9941 config/i386/winnt.c:i386_pe_encode_section_info().
9942 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9943 i386_nlm_mangle_decl_assembler_name): New.
9944 (netware_override_options): New.
9945 * config/i386/netware.h (netware_override_options): Declare.
9946 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9947 (i386_nlm_mangle_decl_assembler_name): Declare.
9948 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9950 2008-02-25 Ben Elliston <bje@au.ibm.com>
9953 * c-decl.c (grokdeclarator): Remove unused local variables
9954 `typedef_type' and `type_as_written'.
9956 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9957 unused local variable `has_hot_blocks'.
9958 (fix_crossing_conditional_branches): Remove unused local variable
9961 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9964 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9965 using DEF_C99_BUILTIN.
9966 (BUILT_IN_NANF): Ditto.
9967 (BUILT_IN_NANL): Ditto.
9969 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9970 Revital Eres <eres@il.ibm.com>
9972 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9973 regarding the order of two dependent insns in the same row.
9975 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9977 * stor-layout.c (layout_decl): Do not bump the alignment of a
9978 bit-field to more than byte alignment if it is packed.
9980 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9982 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9985 2008-02-24 Diego Novillo <dnovillo@google.com>
9987 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9990 * tree-vrp.c (vrp_evaluate_conditional): With
9991 -Wtype-limits, emit a warning when comparing against a
9992 constant outside the natural range of OP0's type.
9993 * c.opt (Wtype-limits): Move ...
9994 * common.opt (Wtype-limits): ... here.
9996 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9998 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9999 * config/rs6000/e300c2c3.md: New file.
10000 * config/rs6000/rs6000.c (processor_costs): Add new costs for
10002 (rs6000_override_options): Add e300c2 and e300c3 cases to
10003 processor_target_table. Do not allow usage of Altivec or Spe
10004 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
10005 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
10006 * config/rs6000/rs6000.h (processor_type): Add
10007 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
10008 (ASM_CPU_SPEC): Add e300c2 and e300c3.
10009 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
10010 and ppce300c3. Include e300c2c3.md.
10012 2008-02-23 David Edelsohn <edelsohn@gnu.org>
10014 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
10015 instead of TARGET_STRICT_ALIGN.
10017 2008-02-23 Joseph Myers <joseph@codesourcery.com>
10019 * explow.c (memory_address): Assert that the generated address is
10022 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10025 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
10026 * config/darwin-ppc-ldouble-patch.def: New file.
10027 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
10028 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
10029 SUBTARGET_INIT_BUILTINS if defined.
10030 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
10033 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10036 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
10037 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
10039 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10042 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10043 file" warning condtional on -Winvalid-PCH.
10045 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10047 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10049 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10053 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10054 prevent reload from using MMX registers.
10055 (*mov<mode>_internal): Ditto.
10056 (*movv2sf_internal_rex64): Ditto.
10057 (*movv2sf_internal): Ditto.
10059 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10061 PR documentation/31569
10062 * doc/install.texi2html: Use makeinfo --no-number-sections.
10064 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10066 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
10067 ensure that we can address an entire entity > 8 bytes. Don't
10068 generate reg+reg addressing for such data.
10070 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10072 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
10073 strings when optimizing for size, unless the target cares about
10076 2008-02-22 Tom Tromey <tromey@redhat.com>
10078 * regclass.c (current_pass): Remove declaration.
10080 2008-02-22 Anatoly Sokolov <aesok@post.ru>
10082 * config/avr/libgcc.S (__RAMPZ__): Define.
10083 (__do_copy_data): Add for devices with 128KB code memory.
10085 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10087 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10089 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10091 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
10093 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
10096 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10099 * c-typeck.c (build_binary_op): Warn about floating point
10100 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
10102 2008-02-21 Janis Johnson <janis187@us.ibm.com>
10105 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
10106 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
10108 (rs6000_override_options): Set altivec_abi as default, not override,
10109 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
10110 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
10111 is used; use new member spe_abi.
10112 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
10113 spe_abi and altivec_abi.
10115 2008-02-22 Tomas Bily <tbily@suse.cz>
10117 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
10119 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10122 * config.build (build_file_translate): Set to `CMD //c' only if
10124 * Makefile.in (build_file_translate): Improve comment.
10126 2008-02-21 Jan Hubicka <jh@suse.cz>
10128 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
10129 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
10130 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
10132 2008-02-21 Michael Matz <matz@suse.de>
10135 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
10137 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
10139 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
10140 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
10141 as insn constraint.
10142 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
10143 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
10144 SSE_VEC_FLOAT_MODE_P as insn constraint.
10145 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
10146 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10147 sse4a_movntdf using MODEF mode iterator.
10148 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10149 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10150 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10151 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10152 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10153 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10154 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10156 2008-02-21 Richard Guenther <rguenther@suse.de>
10158 * tree.def (PAREN_EXPR): New tree code.
10159 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10161 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10162 * expr.c (expand_expr_real_1): Likewise.
10163 * tree-inline.c (estimate_num_insns_1): Likewise.
10164 * tree-complex.c (expand_complex_move): Likewise.
10165 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10168 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10171 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10173 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10176 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10178 * config/sh/sh.c (find_barrier): Don't go past
10179 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10181 2008-02-20 DJ Delorie <dj@redhat.com>
10183 * config/h8300/h8300.md (insv): Force source operand to be a register.
10185 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10186 as a jump, not as a plain insn.
10188 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10190 * doc/invoke.texi (Warning Options): Add new option
10191 -Wframe-larger-than=.
10192 (-Wframe-larger-than): Document.
10194 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10195 Add declarations for new option variables.
10197 * final.c (final_start_function): Check the frame size
10198 before emission and issue a Wframe-larger-than warning.
10200 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10201 Add definitions for new option variables.
10202 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10204 * common.opt (Wframe-larger-than=): New option.
10206 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10208 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10209 (<sse>_div<mode>3): Ditto.
10210 (<sse>_vmdiv<mode>3): Ditto.
10211 (<sse>_vmsqrt<mode>2): Ditto.
10212 (*smax<mode>3): Ditto.
10213 (sse5_frcz<mode>2): Ditto.
10214 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10215 as insn constraint.
10217 2008-02-20 Richard Guenther <rguenther@suse.de>
10219 PR middle-end/35265
10220 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10221 be happy with INTEGRAL_TYPE_P.
10223 2008-02-20 Richard Guenther <rguenther@suse.de>
10225 * fold-const.c (split_tree): Associate floatig-point expressions
10226 if flag_associative_math is set.
10228 2008-02-20 Richard Guenther <rguenther@suse.de>
10230 * tree.h (fold_real_zero_addition_p): Declare.
10231 * fold-const.c (fold_real_zero_addition_p): Export.
10232 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10233 floating-point operations with zero and one.
10235 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10237 * doc/install.texi: Correct references to CFLAGS, replacing them
10238 with BOOT_CFLAGS. Document flags used during bootstrap for
10241 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10243 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10244 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10245 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10247 (smin<mode>3): Ditto from similar patterns.
10248 (smax<mode>3): Ditto.
10249 (*ieee_smin<mode>3): Ditto.
10250 (*ieee_smax<mode>3): Ditto.
10251 * config/i386/sse.md (sse): New mode attribute.
10252 (mov<mode>): Macroize expander from movv4sf and movv2df using
10253 SSEMODEF2P mode iterator.
10254 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10255 SSE_VEC_FLOAT_MODE_P as insn constraint.
10256 (storent<mode>): Ditto.
10257 (storent<mode>): Macroize expander from storentsf and storentdf using
10258 MODEF mode iterator.
10259 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10260 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10261 (abs<mode>2): Ditto from similar patterns.
10262 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10263 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10264 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10265 (<sse>_vmsqrt<mode>2): Ditto.
10266 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10267 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10268 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10269 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10270 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10271 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10272 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10274 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10275 iterator and SSE_FLOAT_MODE_P as insn constraint.
10276 (<sse>_ucomi): Ditto from similar patterns.
10277 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10278 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10279 SSE_VEC_FLOAT_MODE_P as insn constraint.
10280 (vcond<mode>): Ditto from similar patterns.
10281 (and<mode>3, *and<mode>3): Ditto.
10282 (<sse>_nand<mode>3): Ditto.
10283 (ior<mode>3, *ior<mode>3): Ditto.
10284 (xor<mode>3, *xor<mode>3): Ditto.
10285 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10286 iterator and SSE_FLOAT_MODE_P as insn constraint.
10287 (*nand<mode>3): Ditto from similar patterns.
10288 (*ior<mode>3): Ditto.
10289 (*xor<mode>3): Ditto.
10291 2008-02-20 Ira Rosen <irar@il.ibm.com>
10293 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10294 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10295 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10297 2008-02-19 Jan Hubicka <jh@suse.cz>
10299 * predict.c (tree_bb_level_predictions): Remove variable next
10300 mistakely introduced by previous commit.
10302 2008-02-19 Jan Hubicka <jh@suse.cz>
10304 * predict.c (predict_paths_leading_to): Rewrite.
10305 (predict_paths_for_bb): New.
10306 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10308 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10311 * Makefile.in (build_file_translate): New.
10312 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10313 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10314 * configure.ac (build_file_translate): Substitute it.
10315 * configure: Regenerate.
10317 2008-02-19 Jan Hubicka <jh@suse.cz>
10319 PR rtl-optimization/34408
10320 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10323 2008-02-19 Jan Hubicka <jh@suse.cz>
10325 PR middle-end/28779
10326 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10329 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10332 * config/i386/i386-modes.def: Revert the last DI alignment
10333 change until Ada people can look into it.
10335 2008-02-19 Nick Clifton <nickc@redhat.com>
10337 * opts.c (print_specific_help): Fix typo in --help text.
10339 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10342 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10343 32-bit inline asm without asm alternatives for host GCC < 3.0.
10345 2008-02-19 Richard Guenther <rguenther@suse.de>
10347 PR tree-optimization/34989
10348 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10349 Allow propagation to INDIRECT_REF if we can simplify only.
10351 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10353 * c-common.c (warn_for_collisions_1): Use appropriate option when
10356 2008-02-19 Nick Clifton <nickc@redhat.com>
10359 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10360 (handle_options): Fix indentation.
10361 (print_filtered_help): If no language-specific options were
10362 displayed tell the user how to list all the options supported by
10363 the language's front-end.
10364 (print_specific_help): Fix indentation and remove duplicate line.
10365 (common_handle_option): Handle the -v option.
10366 For --help enable the display of undocumented options if the -v
10367 switch has been included on the command line.
10368 For --help= check for overlaps in the arguments between the option
10369 classes and the language names and issue a warning when they
10370 cannot be disambiguated.
10371 * c.opt (v): Pass on to the common option handler.
10373 2008-02-19 Revital Eres <eres@il.ibm.com>
10375 * modulo-sched.c (sms_schedule): Change dump message when
10376 create_ddg function fails.
10377 (try_scheduling_node_in_cycle): Rename row to cycle.
10378 (print_partial_schedule): Rename CYCLE to ROW.
10380 2008-02-19 Christian Bruel <christian.bruel@st.com>
10381 Zdenek Dvorak <ook@ucw.cz>
10383 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10385 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10388 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10389 (*x86_movdicc_0_m1_se): Ditto.
10391 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10393 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10394 (CMPtype): Define as __gcc_CMPtype.
10395 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10396 (CMPtype): Define as __gcc_CMPtype.
10398 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10400 Support valgrind 3.3 for --enable-checking=valgrind.
10401 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10403 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10404 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10405 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10406 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10407 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10408 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10409 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10411 * ggc-zone.c: Similar.
10412 * ggc-page.c: Similar.
10414 2008-02-19 Paul Brook <paul@codesourcery.com>
10417 * config/arm/ieee754-df.S: Fix do_it typo.
10418 * config/arm/ieee754-sf.S: Fix do_it typo.
10420 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10423 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10424 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10425 (OPTION_MASK_ISA_SSE_SET): Likewise.
10426 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10427 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10428 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10429 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10430 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10431 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10432 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10433 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10434 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10435 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10436 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10437 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10438 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10439 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10440 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10441 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10442 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10443 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10444 (OPTION_MASK_ISA_SSE4): Removed.
10445 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10446 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10447 (override_options): Don't turn on implied SSE/MMX bits in
10450 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10452 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10455 2008-02-18 Joey Ye <joey.ye@intel.com>
10457 PR middle-end/34921
10458 * tree-nested.c (insert_field_into_struct): Set type alignment
10459 to field alignment if the former is less than the latter.
10461 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10463 * BASE-VER: Set to 4.4.0.
10465 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10467 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10468 * doc/cfg.texi: Likewise.
10469 * doc/extend.texi: Likewise.
10470 * doc/gty.texi: Likewise.
10471 * doc/invoke.texi: Likewise.
10472 * doc/loop.texi: Likewise.
10473 * doc/md.texi: Likewise.
10474 * doc/passes.texi: Likewise.
10475 * doc/rtl.texi: Likewise.
10476 * doc/sourcebuild.texi: Likewise.
10477 * doc/tm.texi: Likewise.
10478 * doc/tree-ssa.texi: Likewise.
10480 2008-02-17 Richard Guenther <rguenther@suse.de>
10482 PR middle-end/35227
10483 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10484 without default definition.
10486 2008-02-17 Richard Guenther <rguenther@suse.de>
10488 PR tree-optimization/35231
10489 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10492 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10495 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10496 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10497 libgcc_cmp_return mode.
10499 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10502 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10504 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10506 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10509 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10511 * doc/c-tree.texi: Use `@.' where appropriate.
10512 * doc/extend.texi: Likewise.
10513 * doc/install.texi: Likewise.
10514 * doc/invoke.texi: Likewise.
10515 * doc/loop.texi: Likewise.
10516 * doc/makefile.texi: Likewise.
10517 * doc/md.texi: Likewise.
10518 * doc/passes.texi: Likewise.
10519 * doc/standards.texi: Likewise.
10520 * doc/tm.texi: Likewise.
10522 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10524 PR middle-end/35196
10525 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10527 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10528 rather than in entry_bb.
10530 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10532 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10533 libgcc_cmp_return mode.
10535 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10537 PR middle-end/35130
10538 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10539 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10541 2008-02-15 Richard Guenther <rguenther@suse.de>
10542 Zdenek Dvorak <ook@ucw.cz>
10544 PR tree-optimization/35164
10545 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10546 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10547 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10548 Only propagate addresses which do not have abnormal SSA_NAMEs
10551 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10554 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10556 2008-02-15 Jan Hubicka <jh@suse.cz>
10558 PR middle-end/35149
10559 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10561 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10563 PR middle-end/34621
10564 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10565 when calculating alignment_pad.
10567 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10569 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10570 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10571 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10572 and STACK_BOUNDARY define.
10574 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10576 PR preprocessor/35061
10577 * c-pragma.c (handle_pragma_pop_macro): Check that
10578 pushed_macro_table has been allocated.
10580 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10582 PR middle-end/35136
10583 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10584 (force_gimple_operand): Likewise.
10585 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10586 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10587 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10588 (find_interesting_uses_address): Check addressability and alignment
10589 of the base expression only after substituting bases of IVs into it.
10591 2008-02-14 Michael Matz <matz@suse.de>
10594 * function.c (instantiate_virtual_regs_in_insn): Reload address
10595 before falling back to reloading the whole operand.
10597 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10599 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10600 before the first section switch note.
10602 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10604 * doc/bugreport.texi: Update copyright years.
10605 * doc/c-tree.texi: Likewise.
10606 * doc/cfg.texi: Likewise.
10607 * doc/cpp.texi: Likewise.
10608 * doc/cppinternals.texi: Likewise.
10609 * doc/fragments.texi: Likewise.
10610 * doc/frontends.texi: Likewise.
10611 * doc/gcc.texi: Likewise.
10612 * doc/gty.texi: Likewise.
10613 * doc/hostconfig.texi: Likewise.
10614 * doc/implement-c.texi: Likewise.
10615 * doc/libgcc.texi: Likewise.
10616 * doc/loop.texi: Likewise.
10617 * doc/makefile.texi: Likewise.
10618 * doc/options.texi: Likewise.
10619 * doc/passes.texi: Likewise.
10620 * doc/rtl.texi: Likewise.
10621 * doc/sourcebuild.texi: Likewise.
10622 * doc/standards.texi: Likewise.
10623 * doc/tree-ssa.texi: Likewise.
10624 * doc/trouble.texi: Likewise.
10626 * doc/extend.texi: Use @: or add comma where appropriate.
10627 * doc/invoke.texi: Likewise.
10628 * doc/tm.texi: Likewise.
10630 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10633 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10636 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10638 * doc/md.texi (clz, ctz): Add reference.
10639 * doc/rtl.texi (clz, ctz): Likewise.
10641 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10644 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10647 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10649 * config/s390/s390.c (struct constant_pool): New field
10650 emit_pool_after added.
10651 (s390_mainpool_start): Set the emit_pool_after flag according
10652 to the section switch notes.
10653 (s390_mainpool_finish): Consider emit_pool_after when emitting
10654 the literal pool at the end of the function.
10655 (s390_chunkify_start): Force literal pool splits at section
10658 2008-02-13 Michael Matz <matz@suse.de>
10661 * var-tracking.c (clobber_variable_part): Correctly traverse the
10664 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10667 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10668 Add -fdump-ipa-inline.
10669 * tree-dump.c (dump_files): Remove tree-inlined dump.
10670 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10672 2008-02-12 Richard Guenther <rguenther@suse.de>
10674 PR tree-optimization/35171
10675 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10678 2008-02-12 Richard Guenther <rguenther@suse.de>
10680 PR middle-end/35163
10681 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10682 value-preserving mode. Disallow final truncation.
10684 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10686 PR middle-end/35136
10687 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10688 code from here to...
10689 (force_gimple_operand): ...here.
10691 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10694 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10695 non-compatible pointers.
10696 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10697 different FIELD_DECLs, try harder by comparing field offsets, sizes
10700 PR inline-asm/35160
10701 * function.c (match_asm_constraints_1): Don't replace the same input
10704 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10706 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10707 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10708 (expand_epilogue): Restore RAMPZ register.
10709 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10711 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10713 * config/i386/cygwin.asm: (__alloca): Correct calling
10714 convention and alignment.
10715 (__chkstk): Force 8 byte stack alignment.
10717 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10718 Richard Guenther <rguenther@suse.de>
10720 PR tree-optimization/33992
10721 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10722 the zero we compare against.
10724 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10726 PR libfortran/35063
10727 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10728 to CloseHandle after unlocking to prevent accumulation of handle
10731 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10733 PR middle_end/34150
10734 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10735 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10736 and update LABEL_NUSES during and after reload.
10738 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10740 PR middle-end/34627
10741 * combine.c (simplify_if_then_else): Make sure the comparison is
10742 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10744 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10747 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10748 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10749 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10750 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10751 * tree.h (get_type_static_bounds): Likewise.
10753 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10755 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10756 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10757 Make -Wfoo language annotations match what the compiler outputs.
10759 2008-02-08 Sa Liu <saliu@de.ibm.com>
10761 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10762 intrinsics spu_convts, spu_convtu, spu_convtf.
10764 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10766 * doc/extend.texi (Function Attributes) <noinline>: Mention
10767 asm ("") as method to keep calls.
10769 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10772 * doc/options.texi (Options): Replace references to opts.sh with
10774 * opts-common.c: Likewise.
10775 * optc-gen.awk: Likewise.
10777 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10779 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10781 2008-02-07 Richard Henderson <rth@redhat.com>
10784 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10785 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10788 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10790 PR tree-optimization/35085
10791 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10792 for operand entry oe2 in addition to operand entry oe3 in order to
10793 expose more opportunities for vectorizer sum reduction.
10795 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10798 * Makefile.in (LIBS): Remove $(GMPLIBS).
10799 (cc1-dummy, cc1): Add $(GMPLIBS).
10801 2008-02-06 Jan Hubicka <jh@suse.cz>
10804 * i386.md (moddf_integer): Do not produce partial memory stalls for
10805 targets where it hurts.
10807 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10810 * optabs.c (expand_float): Do not check for decimal modes when
10811 expanding unsigned integer through signed conversion.
10813 2008-02-06 Nick Clifton <nickc@redhat.com>
10815 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10816 inside the clobber with a match_operand and duplicated operand
10817 number in the constraint.
10818 (ineqbranchsi): Delete redundant comment.
10820 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10822 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10823 builtin_define ("__USE_INIT_FINI__").
10824 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10826 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10828 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10830 PR documentation/30330
10831 * doc/invoke.texi (C++ Dialect Options)
10832 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10833 For each warning option -Wfoo that allows -Wno-foo, ensure both
10834 -Wfoo and -Wno-foo are listed in the option index. Fix index
10835 entry of -Wswitch-default, index -Wnormalized= including the
10836 `=', and -Wlarger-than-@var{len} including @var{len}.
10838 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10840 * config/i386/i386.md (floatunssisf2): Use
10841 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10842 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10843 Macroize expander using MODEF mode iterator.
10845 2008-02-05 Diego Novillo <dnovillo@google.com>
10847 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10850 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10852 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10855 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10857 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10860 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10861 to indicate if a message should be generated.
10862 (init_cumulative_args): Updated.
10863 (function_value_32): Likewise.
10865 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10867 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10869 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10872 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10873 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10875 2008-02-04 Diego Novillo <dnovillo@google.com>
10877 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10880 * tree-vrp.c (vrp_evaluate_conditional): With
10881 -Wtype-limits, emit a warning when comparing against a
10882 constant outside the natural range of OP0's type.
10884 2008-02-04 Richard Guenther <rguenther@suse.de>
10886 PR middle-end/33631
10887 * expr.c (count_type_elements): Give for unions instead of
10890 2008-02-04 Richard Guenther <rguenther@suse.de>
10892 PR middle-end/35043
10893 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10894 to TYPE_DOMAINs base type instead of using bitsizetype here.
10896 2008-02-03 Jason Merrill <jason@redhat.com>
10898 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10900 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10903 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10904 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10905 (RS/6000 and PowerPC Options): Fix typos and markup.
10906 * doc/passes.texi (Tree-SSA passes): Likewise.
10908 2008-02-02 Michael Matz <matz@suse.de>
10911 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10912 from record_last_reg_set_info.
10913 (record_last_reg_set_info): Take an RTX argument, iterate over all
10914 constituent hardregs.
10915 (record_last_set_info, record_opr_changes): Change calls to
10916 new signature or to record_last_reg_set_info_regno.
10918 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10920 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10922 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10924 PR rtl-optimization/34773
10925 * reg-notes.def (EQUAL): Mention significance of combination of
10926 REG_EQUAL and REG_RETVAL.
10927 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10928 insn that has a REG_RETVAL.
10930 2008-02-01 Roger Sayle <roger@eyesopen.com>
10933 * configure.ac (--enable-fixed-point): Disable unless explicitly
10935 * configure: Regenerate.
10937 2008-02-01 Richard Guenther <rguenther@suse.de>
10940 * invoke.texi (-finline-limit): Remove no longer true parts
10941 of the documentation. Note that there is no default value.
10943 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10944 Mark Mitchell <mark@codesourcery.com>
10945 Ben Elliston <bje@au.ibm.com>
10948 * doc/extend.texi (Other Builtins): Document.
10950 2008-01-31 Tom Browder <tom.browder@gmail.com>
10952 * doc/c-tree.texi (Types): Fix grammar.
10953 (Expression trees): Ditto.
10954 * doc/passes.texi (Tree-SSA passes): Ditto.
10956 * doc/configterms.texi (Configure Terms): Fix typo.
10957 * doc/cpp.texi (Common Predefined Macros): Ditto.
10958 * doc/md.texi (Machine Constraints): Ditto.
10960 * doc/makefile.texi (Makefile): Add comma.
10962 2008-01-31 Tom Browder <tom.browder@gmail.com>
10963 Gerald Pfeifer <gerald@pfeifer.com>
10965 * doc/sourcebuild.texi (Front End): Remove references to CVS
10966 and CVSROOT/modules.
10967 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10968 (Back End): Remove reference to CVS.
10970 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10973 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10975 (mips16_gp_pseudo_reg): ...here.
10976 * config/mips/mips.md (load_const_gp): Replace with...
10977 (load_const_gp_<mode>): ...this :P-based insn.
10979 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10981 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10982 options. Minor fixes.
10983 (-std): Move reference to standards closer to where language
10984 standards are first mentioned.
10986 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10988 PR rtl-optimization/34995
10989 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10990 parameter and return a bool. If the rtx parameter is nonnull,
10991 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10992 (find_reloads): Update call accordingly. Pass the new operand
10993 if it needed no address reloads, otherwise pass null.
10995 2008-01-30 Richard Henderson <rth@redhat.com>
10998 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10999 for unbounded arrays.
11001 2008-01-30 Silvius Rus <rus@google.com>
11003 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
11005 2008-01-30 Jan Hubicka <jh@suse.cz>
11008 * i386.c (init_cumulative_args): Use real function declaration when
11011 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
11013 PR rtl-optimization/34998
11014 * global.c (build_insn_chain): Treat non-subreg_lowpart
11015 SUBREGs of pseudos as clobbering all the words covered by the
11016 SUBREG, not just all the bytes.
11017 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
11018 original df_ref rather than an extract parameter.
11019 (global_conflicts): Update call accordingly.
11021 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
11023 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
11024 the overflow check to make it easier to read.
11025 (__fixtfdi): Change the type of the ll member in union
11026 long_double to UDItype_x.
11028 2008-01-30 Jakub Jelinek <jakub@redhat.com>
11030 PR middle-end/34969
11031 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
11032 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
11033 * tree-inline.c (fold_marked_statements): Call
11034 cgraph_update_edges_for_call_stmt if folding a call statement.
11035 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
11036 debug_generic_stmt calls, reset it back afterwards.
11039 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11041 * c-typeck.c (build_external_ref): Don't pedwarn about
11042 static vars in current function's scope.
11044 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11046 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11048 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11051 * ipa-struct-reorg.c: Fix spelling.
11052 * params.def: Ditto.
11054 2008-01-29 Richard Guenther <rguenther@suse.de>
11056 PR middle-end/35006
11057 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
11059 * tree-inline.c (remap_type): Increment remapping_type_depth
11060 around remapping types.
11061 (copy_body_r): Only add referenced variables if they are referenced
11062 from code, not types.
11064 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
11075 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
11076 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
11078 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
11081 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
11082 pointer for tiny stack.
11084 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11086 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
11088 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11090 * config/vx-common.h: Fix typo in comment.
11092 2008-01-28 Ian Lance Taylor <iant@google.com>
11096 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11097 coalesce pointers if they have different DECL_NO_TBAA_P values.
11098 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
11099 between variables with different DECL_NO_TBAA_P values.
11101 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
11104 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
11105 are not legitimate small data references on SPE targets.
11107 2008-01-28 David Daney <ddaney@avtrex.com>
11109 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
11111 2008-01-28 David Daney <ddaney@avtrex.com>
11113 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
11115 2008-01-27 Joseph Myers <joseph@codesourcery.com>
11117 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
11118 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
11119 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
11120 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
11121 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11122 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
11123 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
11124 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
11126 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11128 * basic-block.h (condjump_equiv_p): Fix comment.
11130 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11132 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
11133 print_generic_stmt_indented): Fix comment.
11135 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11137 * configure.ac (__stack_chk_fail): Add detecion for availability
11138 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
11139 * configure: Regenerate.
11141 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
11143 PR middle-end/34688
11144 * final.c (output_addr_const): Handle TRUNCATE.
11146 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11149 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11150 (zero_cost, infinite_cost): New constants.
11151 (struct cost_pair): Change type of cost to comp_cost.
11152 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11153 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11155 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11156 split_address_cost, ptr_difference_cost, difference_cost,
11157 get_computation_cost_at, get_computation_cost,
11158 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11159 determine_use_iv_cost_condition, determine_use_iv_costs,
11160 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11161 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11162 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11163 Change type of cost to comp_cost.
11164 (determine_iv_cost): Increase cost of non-original ivs, instead
11165 of decreasing the cost of original ones.
11166 (get_address_cost): Indicate the complexity of the addressing mode
11168 (try_add_cand_for): Prefer using ivs not specific to some object.
11169 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11171 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11172 Janis Johnson <janis187@us.ibm.com>
11175 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11176 (TARGET_INSTANTIATE_DECLS): Likewise.
11177 * target.h (expand_to_rtl_hook): New target hook.
11178 (instantiate_decls): Likewise.
11179 * function.c (instantiate_decl): Make non-static. Rename to...
11180 (instantiate_decl_rtl): ... this.
11181 (instantiate_expr): Use instantiate_decl_rtl.
11182 (instantiate_decls_1): Likewise.
11183 (instantiate_decls): Likewise.
11184 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11185 * function.h (instantiate_decl_rtl): Add prototype.
11186 * cfgexpand.c (target.h): New include.
11187 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11188 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11189 (TARGET_INSTANTIATE_DECLS): Likewise.
11190 (TARGET_INITIALIZER): New target hooks added.
11191 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11193 * config/rs6000/rs6000.c (tree-flow.h): New include.
11194 (machine_function): Add sdmode_stack_slot field.
11195 (rs6000_alloc_sdmode_stack_slot): New function.
11196 (rs6000_instantiate_decls): Likewise.
11197 (rs6000_secondary_memory_needed_rtx): Likewise.
11198 (rs6000_check_sdmode): Likewise.
11199 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11200 (TARGET_INSTANTIATE_DECLS): Likewise.
11201 (rs6000_hard_regno_mode_ok): Allow SDmode.
11202 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11203 (rs6000_emit_move): Handle SDmode.
11204 (function_arg_advance): Likewise.
11205 (function_arg): Likewise.
11206 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11207 SDmode var args for 32-bit compiles.
11208 (rs6000_secondary_reload_class): Handle SDmode.
11209 (rs6000_output_function_epilogue): Likewise.
11210 (rs6000_function_value): Simplify if statement.
11211 (rs6000_libcall_value): Likewise.
11212 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11213 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11214 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11215 (movsd_hardfloat): New define_insn.
11216 (movsd_softfloat): Likewise.
11217 (movsd_store): Likewise.
11218 (movsd_load): Likewise.
11219 (extendsddd2): Likewise.
11220 (extendsdtd2): Likewise.
11221 (truncddsd2): Likewise.
11222 (movdd_hardfloat64): Fixup comment.
11223 (UNSPEC_MOVSD_LOAD): New constant.
11224 (UNSPEC_MOVSD_STORE): Likewise.
11226 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11229 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11231 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11232 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11233 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11234 and TRUTH_XOR_EXPR.
11236 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11239 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11240 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11241 __LONGDOUBLE128 too.
11242 * config/rs6000/aix61.h: New file.
11244 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11246 PR rtl-optimization/34959
11247 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11248 popcount and parity rtxes the same mode as their operand.
11249 Truncate or extend the result to the return value's mode
11252 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11255 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11256 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11257 to GOT_VERSION_REGNUM.
11258 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11259 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11260 * config/mips/mips.c (mips_emit_call_insn): New function.
11261 (mips_call_tls_get_addr): Call mips_expand_call directly.
11262 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11264 (mips16_build_call_stub): Likewise. Return the call insn or null.
11265 (mips_expand_call): Update the call to mips16_build_call_stub
11266 accordingly and a remove redundant condition. Assert that MIPS16
11267 stubs do not use lazy binding. Use mips_emit_call_insn and return
11269 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11271 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11272 (mips_avoid_hazard): Remove hazard_set handling.
11273 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11274 (UNSPEC_RESTORE_GP): ...this.
11275 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11276 (FAKE_CALL_REGNO): Rename to...
11277 (GOT_VERSION_REGNUM): ...this.
11278 (type): Add "ghost" value. Add an associated insn reservation.
11279 (hazard_set): Remove.
11280 (exception_receiver): Rename to...
11281 (restore_gp): ...this and update the unspec identifier accordingly.
11282 (exception_receiver, nonlocal_got_receiver): New expanders.
11283 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11284 FAKE_CALL_REGNO. Remove hazard_set attribute.
11285 (set_got_version, update_got_version): New patterns.
11287 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11290 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11292 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11295 * doc/install.texi2html: Generate gcc-vers.texi.
11297 2008-01-25 DJ Delorie <dj@redhat.com>
11299 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11301 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11303 * config/c4x: Remove directory.
11304 * config.gcc (crx-*, mt-*): Mark obsolete.
11305 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11306 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11307 sh-*-rtemscoff*): Remove cases.
11308 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11309 * real.c (encode_c4x_single, decode_c4x_single,
11310 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11311 c4x_extended_format): Remove.
11312 * real.h (c4x_single_format, c4x_extended_format): Remove.
11313 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11315 (Pragmas): Remove comment about c4x pragmas.
11316 * doc/install.texi (c4x): Remove target-specific instructions.
11317 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11318 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11319 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11320 refer to C4x source files as examples.
11321 (C4X_FLOAT_FORMAT): Remove documentation.
11323 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11325 * config/bfin/bfin.c (override_options): Reorder tests so that
11326 flag_pic gets enabled for -msep-data.
11328 2008-01-25 Richard Guenther <rguenther@suse.de>
11330 PR middle-end/32244
11331 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11332 to its bitfield precision if required.
11334 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11336 PR middle-end/33880
11337 * tree-nested.c (walk_omp_for): New function.
11338 (convert_nonlocal_reference, convert_local_reference): Call
11339 walk_omp_for on OMP_FOR.
11340 (convert_call_expr): Call walk_body on OMP_FOR's
11341 OMP_FOR_PRE_INIT_BODY.
11343 2008-01-25 Richard Guenther <rguenther@suse.de>
11345 PR tree-optimization/34966
11346 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11347 default defs and PHI_NODEs we have to insert after the
11348 defining statement.
11350 2008-01-24 Nick Clifton <nickc@redhat.com>
11352 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11353 Provide a default definition.
11354 (LIBGCC2_UNITS_PER_WORD): Likewise.
11356 * config/stormy16/stormy16.c: Include df.h for the prototype
11357 for df_regs_ever_live_p.
11358 (xstormy16_expand_builtin_va_start): Convert the stack offset
11359 into a component_ref and then use POINTER_PLUS_EXPR to add it
11360 to the incoming_virtual_args_rtx.
11361 (xstormy16_gimplify_va_arg_expr): Rename to
11362 xstormy16_gimplify_va_arg_expr.
11363 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11364 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11365 xstormy16_gimplify_va_arg_expr.
11366 Fix up some formatting issues.
11368 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11369 Move to predicates.md.
11370 (xs_hi_general_operand): Likewise.
11371 (xs_hi_nonmemory_operand): Likewise.
11372 * config/stormy16/predicates.md:
11373 (xstormy16_carry_plus_operand): New predicate.
11374 (xs_hi_general_operand): New predicate.
11375 (xs_hi_nonmemory_operand): New predicate.
11376 * config/stormy16/stormy16-protos.h:
11377 (xstormy16_carry_plus_operand): Delete prototype.
11378 (xs_hi_general_operand): Likewise.
11379 (xs_hi_nonmemory_operand): Likewise.
11381 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11382 modifiers as they are no longer needed and they can trigger
11383 reload spill failures.
11385 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11386 with a match_operand in order to help reload.
11388 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11389 constraint with 'e' for the 8th alternative as this version of
11390 the mov.w instruction only accepts the lower 8 registers.
11392 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11395 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11396 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11399 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11401 PR middle-end/33333
11402 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11404 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11406 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11408 (remove_structure): Update allocations list before removing structure.
11410 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11412 * ipa-struct-reorg.c (is_safe_cond_expr,
11413 create_new_stmts_for_cond_expr): Use integer_zerop function,
11414 that recognize not only zero-pointer, but zero-integer too.
11416 2008-01-25 Ben Elliston <bje@au.ibm.com>
11419 * fixproto: Escape "." in sed expression that strips leading "./".
11421 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11424 * gcc.c (SWITCH_OK): Removed.
11425 (SWITCH_LIVE): Changed to bit.
11426 (SWITCH_FALSE): Likewise.
11427 (SWITCH_IGNORE): Likewise.
11428 (switchstr): Change live_cond to unsigned int.
11429 (process_command): Replace SWITCH_OK with 0.
11430 (do_self_spec): Likewise.
11431 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11432 (give_switch): Likewise.
11433 (used_arg): Likewise.
11434 (do_spec_1): Set the SWITCH_IGNORE bit.
11435 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11436 bits. Set the SWITCH_LIVE bit.
11438 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11440 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11442 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11444 PR tree-optimization/34472
11445 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11446 parameter to a "bool *" and set *DATA to false if there is
11447 an unsafe access. Do not delete the structure here.
11448 (check_cond_exprs): Delete it here instead.
11449 (check_cond_exprs, exclude_cold_structs): Do not increase
11450 I when removing a structure.
11452 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11455 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11456 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11458 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11460 PR middle-end/34934
11461 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11462 a fixed vector for stack.
11464 2008-01-24 Ben Elliston <bje@au.ibm.com>
11467 * doc/gcc.texi (Software development): Add a direntry for g++.
11469 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11471 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11472 stale and straggling -fforce-addr comments above.
11474 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11476 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11477 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11479 2008-01-23 Michael Matz <matz@suse.de>
11482 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11485 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11487 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11488 malloc result type.
11490 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11492 * config/avr/avr.c (avr_current_arch): New variable.
11493 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11494 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11495 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11496 (avr_override_options): Init 'avr_current_arch'.
11497 (base_arch_s): Move from here...
11498 * config/avr/avr.h (base_arch_s): ... here. Add new members
11499 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11500 'mega' to 'have_jmp_call'.
11501 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11502 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11504 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11506 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11507 MULTILIB_MATCHES): (Ditto.).
11509 2008-01-23 Richard Guenther <rguenther@suse.de>
11511 PR middle-end/31529
11512 * cgraphunit.c (cgraph_reset_node): Always mark the node
11513 not reachable if it is not queued already.
11515 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11517 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11518 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11519 (cputype_selected): New static variable.
11520 (bfin_handle_option): Set it if -mcpu is used.
11521 (override_option): Select default set of workarounds if no cpu type
11522 selected on the command line.
11523 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11525 From Michael Frysinger <michael.frysinger@analog.com>
11526 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11527 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11529 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11530 for bf547, bf523, bf524, and bf526.
11531 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11533 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11534 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11535 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11536 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11537 * doc/invoke.texi (Blackfin Options): Document that
11538 -mcpu now accept bf547, bf523, bf524, and bf526.
11540 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11542 PR rtl-optimization/34628
11543 * combine.c (try_combine): Stop and undo after the first combination
11544 if an autoincrement side-effect on the first insn has effectively
11547 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11550 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11551 Offset addresses are not valid for Altivec or paired float modes.
11553 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11556 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11557 if DECL_INITIAL (decl) is error_mark_node.
11560 * c-common.c (handle_vector_size_attribute): Only allow
11561 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11562 the same way as pointer, array etc. types.
11563 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11566 * tree.c (build_type_attribute_qual_variant): Call
11567 build_qualified_type if attributes are equal, but quals are not.
11569 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11572 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11573 * flags.h (warn_strict_aliasing): Remove.
11574 (warn_strict_overflow): Remove.
11575 * opts.c (warn_strict_aliasing): Remove.
11576 (warn_strict_overflow): Remove.
11577 * c-opts.c (c_common_handle_option): -Wall only sets
11578 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11579 (c_common_post_options): Give default values to -Wstrict-aliasing
11580 and -Wstrict-overflow if they are uninitialized.
11581 * common.opt (Wstrict-aliasing): Specify Var and Init.
11582 (Wstrict-overflow): Likewise.
11584 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11586 PR rtl-optimization/26854
11587 PR rtl-optimization/34400
11588 PR rtl-optimization/34884
11589 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11591 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11592 (df_rd_bb_info.expanded_lr_out): Deleted
11593 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11594 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11595 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11596 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11597 Removed code to allocate, initialize or free expanded_lr_out.
11598 (df_rd_bb_local_compute_process_def): Restructured to make more
11600 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11601 sets if the sets are being trimmed.
11603 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11606 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11607 (as_vers): Likewise.
11608 * configure: Regenerated.
11610 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11612 PR middle-end/33092
11613 * tree-pass.h (pass_build_alias): New pass.
11614 * tree-ssa-alias.c (gate_build_alias): New.
11615 (pass_build_alias): New.
11616 * passes.c (init_optimization_passes): Add pass_build_alias after
11617 pass_create_structure_vars.
11619 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11621 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11622 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11623 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11624 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11625 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11626 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11627 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11628 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11629 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11630 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11631 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11632 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11633 * config/s390/s390.md (FP_ALL): New mode iterator.
11634 (_d): New mode attribute.
11635 ("*signbit<mode>2>"): Changed mode of first operand.
11636 ("isinf<mode>2"): Changed mode of first operand.
11637 ("*TDC_insn"): Adaptation for DFP modes.
11639 2008-01-22 Ben Elliston <bje@au.ibm.com>
11641 * tree.c (check_qualified_type): Improve function description.
11643 2008-01-21 Jason Merrill <jason@redhat.com>
11646 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11647 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11650 2008-01-21 DJ Delorie <dj@redhat.com>
11652 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11655 2008-01-21 Richard Guenther <rguenther@suse.de>
11657 PR middle-end/34856
11658 * tree-cfg.c (verify_expr): Allow all invariant expressions
11659 instead of just constant class ones as reference argument.
11660 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11661 like any other constant.
11662 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11664 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11666 * regmove.c (fixup_match_1): Update call crossed frequencies.
11668 2008-01-21 Richard Guenther <rguenther@suse.de>
11671 * tree-inline.c (setup_one_parameter): Deal with mismatched
11672 types using a VIEW_CONVERT_EXPR.
11674 2008-01-21 Alon Dayan <alond@il.ibm.com>
11675 Olga Golovanevsky <olga@il.ibm.com>
11677 PR tree-optimization/34701
11678 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11679 when the structure size is not a power of 2.
11681 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11683 * doc/install.texi: Add doc for --enable-checking=df.
11685 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11687 PR rtl-optimization/34808
11688 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11690 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11692 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11695 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11697 PR rtl-optimization/26854
11698 PR rtl-optimization/34400
11699 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11701 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11702 (df_rd_bb_info.expanded_lr_out): New.
11703 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11704 * loop_iv.c (iv_analysis_loop_init): Ditto.
11705 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11706 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11707 Added code to allocate, initialize or free expanded_lr_out.
11708 (df_rd_bb_local_compute_process_def): Restructured to make
11709 more understandable.
11710 (df_rd_confluence_n): Add code to do nothing with fake edges and
11711 code to no apply invalidate_by_call sets if the sets are being trimmed.
11712 (df_lr_local_finalize): Renamed to df_lr_finalize.
11713 (df_live_local_finalize): Renamed to df_live_finalize.
11715 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11718 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11719 deciding whether to use reciprocal instructions.
11721 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11723 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11724 dwarf2out_note_section_used if cold_text_section is NULL.
11726 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11728 PR gcov-profile/34610
11729 * tree-cfg.c (make_edges): Mark both outgoing edges from
11730 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11731 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11732 from OMP_FOR and OMP_CONTINUE outgoing edges.
11734 * tree-profile.c (tree_profiling): Return early if
11735 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11737 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11738 from cfun to child_cfun.
11739 * function.h (struct function): Add after_tree_profile bit.
11741 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11743 * config/avr/avr.S (_exit): Disable interrupt.
11745 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11746 Steven Bosscher <stevenb.gcc@gmail.com>
11748 PR rtl-optimization/26854
11749 PR rtl-optimization/34400
11750 * df-problems.c (df_live_scratch): New scratch bitmap.
11751 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11752 (df_live_reset): Clear the proper bitmaps.
11753 (df_live_bb_local_compute): Only process the artificial defs once
11754 since the order is not important.
11755 (df_live_init): Init the df_live sets only with the variables
11756 found live by df_lr.
11757 (df_live_transfer_function): Use the df_lr sets to prune the
11758 df_live sets as they are being computed.
11759 (df_live_free): Free df_live_scratch.
11761 2008-01-18 Ian Lance Taylor <iant@google.com>
11763 * common.opt: Add fmerge-debug-strings.
11764 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11765 flag_merge_debug_strings rather than flag_merge_constants.
11766 * doc/invoke.texi (Option Summary): Mention
11767 -fmerge-debug-strings.
11768 (Debugging Options): Document -fmerge-debug-strings.
11770 2008-01-18 Ian Lance Taylor <iant@google.com>
11773 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11774 (struct tree_function_decl): Add new field operator_new_flag.
11775 * tree-inline.c (expand_call_inline): When inlining a call to
11776 operator new, force the return value to go into a variable, and
11777 set DECL_NO_TBAA_P on that variable.
11778 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11780 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11783 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11784 DWARF2_DEBUGGING_INFO.
11785 (dwarf2out_note_section_used): Ditto. Add prototype.
11786 (have_multiple_function_sections, text_section_used,
11787 cold_text_section_used, *cold_text_sections): Move declarations
11790 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11792 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11793 field and add signal_ra.
11794 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11795 assignments to frame state pc. Move end of stack check after
11796 MD_FALLBACK_FRAME_STATE_FOR.
11797 (uw_update_context_1): Use frame state signal_regs if set, instead
11798 of checking signal_frame flag.
11799 (uw_update_context): Use frame state signal_ra if set.
11800 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11801 * config/xtensa/linux-unwind.h: New file.
11803 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11805 * modulo-sched.c (get_sched_window): Fix comment typo.
11807 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11809 PR tree-optimization/34648
11810 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11812 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11814 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11815 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11817 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11819 PR rtl-optimization/34400
11820 * df-core.c (df_worklist_dataflow_overeager,
11821 df_worklist_dataflow_doublequeue): New functions.
11822 (df_worklist_dataflow): Two different worklist solvers.
11823 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11826 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11829 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11830 and ftree-parallelize-loops.
11832 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11834 PR rtl-optimization/34826
11835 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11837 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11839 * global.c (find_reg): Mark the eh regs as used if necessary.
11840 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11841 * ra.h (struct allocno): no_eh_reg field added. Changed
11842 no_stack_reg type to bitfield.
11844 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11846 * tree.c (substitute_in_expr): Add missing 'break'.
11848 2008-01-17 Richard Guenther <rguenther@suse.de>
11850 PR tree-optimization/34825
11851 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11852 x / x as division to handle.
11854 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11856 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11857 "-pthread" is specified.
11858 * pa-hpux11.h (LIB_SPEC): Likewise.
11860 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11861 Peter Bergner <bergner@vnet.ibm.com>
11863 PR rtl-optimization/33796
11864 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11866 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11868 PR libgfortran/34699
11869 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11871 * pa-hpux10.h (LINK_SPEC): Likewise.
11872 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11874 2008-01-16 Richard Guenther <rguenther@suse.de>
11876 PR middle-end/32628
11877 * fold-const.c (fold_convert_const_int_from_int): Do not
11878 set overflow if that occured only because of a sign extension
11879 change when converting from/to a sizetype with the same
11880 precision and signedness.
11882 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11885 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11886 location address to the correct place. Update copyright year.
11888 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11890 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11891 no dependences in the dependence_relations vector.
11893 2008-01-16 Jan Hubicka <jh@suse.cz>
11895 PR rtl-optimization/31396
11896 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11897 * cfg.c (dump_reg_info): Print it.
11898 * regs.h (struct reg_info_t): add freq_calls_crossed.
11899 (REG_FREQ_CALLS_CROSSED): New macro.
11900 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11901 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11902 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11903 regmove_optimize): Update call crossed frequencies.
11904 * local-alloc.c (struct qty): Add freq_calls_crossed.
11905 (alloc_qty): Copute freq_calls_crossed.
11906 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11907 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11908 * ra.h (struct allocno): Add freq_calls_crossed.
11910 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11912 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11913 libgomp when compiling with ftree-parallelize-loops.
11914 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11916 2008-01-16 Richard Guenther <rguenther@suse.de>
11918 PR tree-optimization/34769
11919 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11920 * tree.c (int_cst_value): Instead make this function more
11921 permissive in what it accepts as valid input. Document this
11922 function always sign-extends the value.
11924 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11925 Richard Guenther <rguenther@suse.de>
11928 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11929 (gimple_fold_indirect_ref_rhs): ... this.
11930 (gimple_fold_indirect_ref): New function with foldings
11931 that preserve lvalueness.
11932 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11933 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11934 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11935 to fold an INDIRECT_REF, fall back to the old use of
11936 fold_indirect_ref_1.
11938 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11940 * tree-data-ref.c (subscript_dependence_tester_1): Call
11941 free_conflict_function.
11942 (compute_self_dependence): Same.
11944 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11947 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11948 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11950 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11951 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11952 for DWARF2_UNWIND_INFO targets.
11954 2008-01-16 Richard Guenther <rguenther@suse.de>
11957 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11958 type qualifiers for function types.
11960 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11962 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11963 loop_iterator li from previous commit.
11965 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11967 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11969 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11971 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11972 (parallelize_loops): Don't parallelize irreducible components.
11974 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11977 * c-opts (c_common_post_options): Do not enable CPP
11978 flag_pedantic_errors by default.
11980 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11982 PR rtl-optimization/31944
11983 * cse.c (remove_pseudo_from_table): New function.
11984 (merge_equiv_classes): Use above function to remove pseudo-registers.
11985 (invalidate): Likewise.
11987 2008-01-13 Richard Guenther <rguenther@suse.de>
11989 PR middle-end/34601
11990 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11991 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11993 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11995 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11996 validate_change to unshare the source of the PC set.
11998 2008-01-12 Jan Hubicka <jh@suse.cz>
12000 PR middle-end/32135
12001 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
12002 references above array bounds. This might trigger bounds checks for
12003 pointers to arrays.
12005 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
12007 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
12008 new_replaceable_dependencies.
12010 2008-01-12 Doug Kwan <dougkwan@google.com>
12012 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
12013 instead of OPT_Wreturn_type in warning due to ignored return type
12015 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
12016 options included in -Wextra.
12017 * c.opt: New option -Wignored_qualifiers.
12018 * doc/invoke.texi (Warning Options, -Wextra): Add new option
12019 -Wignore_qualifiers.
12020 (-Wignored-qualifiers): Document.
12021 (-Wreturn-type): Remove description of functionality now handled
12022 by -Wignored-qualifiers.
12024 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
12027 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
12028 NOP_EXPR if it is between integral types with the same precision.
12030 2008-01-12 Jan Hubicka <jh@suse.cz>
12033 * invoke.texi (max-inline-recursive-depth): Fix default value.
12035 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
12037 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
12040 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12042 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12044 2008-01-11 James E. Wilson <wilson@specifix.com>
12047 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12049 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12051 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12052 save/restore frame pointer register and don't use 'call-prologues'
12053 optimization in function with "OS_task" attribute.
12055 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12057 PR middle-end/31309
12058 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
12059 when copying to memory.
12061 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
12063 PR rtl-optimization/30905
12064 * cfgcleanup.c: Include dce.h
12065 (crossjumps_occured): New global variable.
12066 (try_crossjump_bb): Exit loop after finding a fallthru edge.
12067 If something changed, set crossjumps_occured to true.
12068 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
12069 Don't add/remove fake edges to exit here...
12070 (cleanup_cfg): ...but do it here, when crossjumping.
12071 Run a fast DCE when successful crossjumps occured in the latest
12072 iteration of try_optimize_cfg.
12074 2008-01-11 Richard Guenther <rguenther@suse.de>
12076 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
12077 (struct vn_unary_op_s): Likewise.
12078 (vn_reference_insert): Free old reference on hash collision.
12080 2008-01-10 Raksit Ashok <raksit@google.com>
12082 PR rtl-optimization/27971
12083 * combine.c (find_split_point): Split PLUS expressions which are
12084 inside a MEM rtx, and whose first operand is complex.
12086 2008-01-10 DJ Delorie <dj@redhat.com>
12088 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
12089 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
12090 (m32c_hard_regno_ok): Call the underlying function.
12092 2008-01-10 Richard Guenther <rguenther@suse.de>
12094 PR middle-end/34683
12095 * tree-cfg.c (tree_merge_blocks): Do not go through the
12096 full-blown folding and stmt updating path if we just deal
12097 with virtual operands.
12098 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
12099 test for abnormal SSA_NAMEs.
12101 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
12103 PR middle-end/34641
12104 * reload.c (push_reload): Add assertions. All constants from
12105 reg_equiv_constant should have been used for replacing the respective
12107 (find_reloads_address): Invoke find_reloads_address_part for
12108 constant taken from the reg_equiv_constant array.
12110 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
12112 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
12113 field (valnum) the first in the struct. Replace bools with
12116 2008-01-10 Richard Guenther <rguenther@suse.de>
12118 PR tree-optimization/34651
12119 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
12120 types and ordering for masking and converting.
12122 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
12124 PR tree-optimization/34017
12125 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
12126 also for PHI_NODE expressions.
12128 2008-01-09 Jan Hubicka <jh@suse.cz>
12130 PR tree-optimization/34708
12131 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
12132 based on number of case labels.
12133 (init_inline_once): Remove switch_cost.
12134 * tree-inline.h (eni_weights_d): Remove switch_cost.
12136 2008-01-09 Richard Guenther <rguenther@suse.de>
12137 Andrew Pinski <andrew_pinski@playstation.sony.com>
12139 PR middle-end/30132
12140 * gimplify.c (gimplify_cond_expr): Do not create an addressable
12141 temporary if an rvalue is ok or an lvalue is not required.
12143 2008-01-09 Richard Guenther <rguenther@suse.de>
12145 PR middle-end/34458
12146 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12147 adjust return type.
12149 2008-01-09 Richard Guenther <rguenther@suse.de>
12151 PR middle-end/34679
12152 * tree.c (host_integerp): Check for sizetype only if the
12153 type is an integer type.
12155 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12158 * opts.c (decode_options): Disable inlining of functions called
12159 once if not in unit-at-a-time mode.
12161 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12163 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12165 2008-01-08 Richard Guenther <rguenther@suse.de>
12167 PR middle-end/31863
12168 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12169 out early if the result will be unused.
12171 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12176 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12177 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12180 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12182 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12183 for vectorization tuned.
12185 2008-01-08 Richard Guenther <rguenther@suse.de>
12187 PR tree-optimization/34683
12188 * tree-ssa-operands.c (operand_build_cmp): Export.
12189 * tree-ssa-operands.h (operand_build_cmp): Declare.
12190 * tree-vn.c (vuses_compare): Remove.
12191 (sort_vuses): Use operand_build_cmp.
12192 (sort_vuses_heap): Likewise.
12193 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12194 to re-use old VEC if available. Do not sort already sorted VUSEs.
12195 (vdefs_to_vec): Do not sort already sorted VDEFs.
12197 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12199 PR middle-end/34694
12200 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12202 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12205 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12206 limitations of reciprocal sequences on x86 targets.
12208 2008-01-08 Richard Guenther <rguenther@suse.de>
12210 PR tree-optimization/34683
12211 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12213 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12216 * config/darwin.c (darwin_mergeable_string_section): Don't use
12217 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12219 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12222 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12223 negxf2. Macroize expander using X87MODEF mode iterator. Change
12224 predicates of op0 and op1 to register_operand.
12225 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12226 expander using X87MODEF mode iterator. Change predicates of
12227 op0 and op1 to register_operand.
12228 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12229 corresponding patterns and macroize using MODEF macro. Change
12230 predicates of op0 and op1 to register_operand and remove
12231 "m" constraint. Disparage "r" alternative with "!".
12232 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12233 macroize using X87MODEF macro. Change predicates of op0 and op1
12234 to register_operand and remove "m" constraint. Disparage "r"
12235 alternative with "!".
12236 (absneg splitter with memory operands): Remove.
12237 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12238 patterns and macroize using X87MODEF mode iterator.
12239 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12240 Change predicate of op1 to register_operand.
12241 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12242 for memory operands.
12244 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12246 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12248 2008-01-07 Richard Guenther <rguenther@suse.de>
12250 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12253 2008-01-07 Richard Guenther <rguenther@suse.de>
12255 PR tree-optimization/34683
12256 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12257 VOPs of the needed size to save memory. Use VEC_quick_push
12258 to save compile-time.
12259 (vdefs_to_vec): Likewise.
12261 2008-01-07 Sa Liu <saliu@de.ibm.com>
12263 * config/spu/spu.md (divdf3): Genetate inline code for double
12264 division. The implementation doesn't handle INF or NAN, therefore it
12265 only applies when -ffinite-math-only is given.
12267 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12270 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12271 * doc/cpp.texi ([Common Predefined Macros]): Document.
12273 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12275 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12276 order to use commutative addition instead of subtraction.
12278 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12279 Mircea Namolaru <namolaru@il.ibm.com>
12280 Vladimir Yanovsky <yanov@il.ibm.com>
12281 Revital Eres <eres@il.ibm.com>
12283 PR tree-optimization/34263
12284 * tree-outof-ssa.c (process_single_block_loop_latch,
12285 contains_tree_r): New functions.
12286 (analyze_edges_for_bb): Call process_single_block_loop_latch
12287 function to empty single-basic-block latch block if possible.
12289 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12291 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12293 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12295 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12297 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12299 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12301 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12303 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12305 PR tree-optimization/34618
12306 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12309 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12312 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12313 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12314 Update copyright year.
12316 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12317 Update copyright year.
12318 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12321 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12323 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12324 edge does not point to current bb before changing need_assert.
12326 2008-01-04 Richard Guenther <rguenther@suse.de>
12328 PR middle-end/34029
12329 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12330 for verifying purposes if they are is_gimple_min_invariant.
12332 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12334 PR tree-optimization/34448
12335 PR tree-optimization/34465
12336 * gimplify.c (gimplify_init_constructor): Add new parameter
12337 notify_temp_creation. Use it.
12338 (gimplify_modify_expr_rhs): Take volatiles into account when
12339 optimizing constructors.
12340 Do not optimize constructors if gimplify_init_constructor will dump to
12342 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12343 * gcc.c-torture/compile/pr34448.c: New.
12345 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12347 PR gcov-profile/34609
12348 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12349 return_slot if result is TREE_ADDRESSABLE.
12351 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12353 * config/mips/mips.md (sqrt_condition): Tweak comment.
12354 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12356 2008-01-03 Tom Tromey <tromey@redhat.com>
12359 * c-common.c (c_type_hash): Handle VLAs.
12361 2008-01-03 Jan Hubicka <jh@suse.cz>
12363 PR tree-optimization/31081
12364 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12365 0 when inlining and not inlining to first basic block.
12366 (remap_decl): When var is initialized to 0, don't set default_def.
12367 (expand_call_inline): Set entry_bb.
12368 * tree-inline.h (copy_body_data): Add entry_bb.
12370 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12373 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12376 PR tree-optimization/29484
12377 * tree-inline.c (inline_forbidden_p_2): New function.
12378 (inline_forbidden_p): Disallow inlining if some static var
12379 has an address of a local LABEL_DECL in its initializer.
12380 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12383 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12385 PR tree-optimization/34635
12386 * tree-data-ref.c (add_other_self_distances): Make sure that the
12387 evolution step is constant.
12389 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12391 PR middle-end/34608
12392 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12394 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12396 * tree-sra.c (scalarize_init): Insert the generate_element_init
12397 statements after the generate_element_zero statements.
12399 2008-01-02 Richard Guenther <rguenther@suse.de>
12401 PR middle-end/34093
12402 PR middle-end/31976
12403 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12404 for very large number of operands instead of ICEing.
12406 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12409 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12410 while stack probing.
12412 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12414 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12417 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12419 PR libmudflap/26442
12420 * tree-mudflap.c (mx_register_decls): Guard warning by
12421 !DECL_ARTIFICIAL check.
12423 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12425 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12426 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12427 sse5_perm<mode>): Fix constraints.